/src/cs-example/public/assets/commits.js
JavaScript | 12528 lines | 8446 code | 1937 blank | 2145 comment | 2372 complexity | bae828dd958c7f774ab6b536b95f09be MD5 | raw file
Possible License(s): MIT
- (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
- var $, Backbone, Commits, CommitsView, listTemplate, sd, _ref,
- __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; },
- __hasProp = {}.hasOwnProperty,
- __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; };
- Backbone = require("backbone");
- $ = require('jquery');
- Backbone.$ = $;
- sd = require("sharify").data;
- Commits = require("../../collections/commits.coffee");
- listTemplate = function() {
- return require("./templates/list.jade").apply(null, arguments);
- };
- module.exports.CommitsView = CommitsView = (function(_super) {
- __extends(CommitsView, _super);
- function CommitsView() {
- this.render = __bind(this.render, this);
- _ref = CommitsView.__super__.constructor.apply(this, arguments);
- return _ref;
- }
- CommitsView.prototype.initialize = function() {
- return this.collection.on("sync", this.render);
- };
- CommitsView.prototype.render = function() {
- return this.$("#commits-list").html(listTemplate({
- commits: this.collection.models
- }));
- };
- CommitsView.prototype.events = {
- "change .search-input": "changeRepo"
- };
- CommitsView.prototype.changeRepo = function(e) {
- this.collection.repo = $(e.target).val();
- return this.collection.fetch();
- };
- return CommitsView;
- })(Backbone.View);
- module.exports.init = function() {
- return new CommitsView({
- el: $("body"),
- collection: new Commits(sd.COMMITS, {
- owner: "artsy",
- repo: "flare"
- })
- });
- };
- },{"../../collections/commits.coffee":4,"./templates/list.jade":2,"backbone":6,"jquery":10,"sharify":11}],2:[function(require,module,exports){
- var jade = require("jade/runtime");
- module.exports = function template(locals) {
- var buf = [];
- var jade_mixins = {};
- var jade_interp;
- ;var locals_for_with = (locals || {});(function (commits) {
- // iterate commits
- ;(function(){
- var $$obj = commits;
- if ('number' == typeof $$obj.length) {
- for (var $index = 0, $$l = $$obj.length; $index < $$l; $index++) {
- var commit = $$obj[$index];
- buf.push("<li>" + (jade.escape(null == (jade_interp = commit.get('commit').message) ? "" : jade_interp)) + "</li>");
- }
- } else {
- var $$l = 0;
- for (var $index in $$obj) {
- $$l++; var commit = $$obj[$index];
- buf.push("<li>" + (jade.escape(null == (jade_interp = commit.get('commit').message) ? "" : jade_interp)) + "</li>");
- }
- }
- }).call(this);
- }("commits" in locals_for_with?locals_for_with.commits:typeof commits!=="undefined"?commits:undefined));;return buf.join("");
- };
- },{"jade/runtime":9}],3:[function(require,module,exports){
- require('jquery')(require("../apps/commits/client.coffee").init);
- },{"../apps/commits/client.coffee":1,"jquery":10}],4:[function(require,module,exports){
- var Backbone, Commit, Commits, sd, _ref,
- __hasProp = {}.hasOwnProperty,
- __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; };
- Backbone = require("backbone");
- sd = require("sharify").data;
- Commit = require("../models/commit.coffee");
- module.exports = Commits = (function(_super) {
- __extends(Commits, _super);
- function Commits() {
- _ref = Commits.__super__.constructor.apply(this, arguments);
- return _ref;
- }
- Commits.prototype.model = Commit;
- Commits.prototype.url = function() {
- return "" + sd.API_URL + "/repos/" + this.owner + "/" + this.repo + "/commits";
- };
- Commits.prototype.initialize = function(models, options) {
- return this.owner = options.owner, this.repo = options.repo, options;
- };
- return Commits;
- })(Backbone.Collection);
- },{"../models/commit.coffee":5,"backbone":6,"sharify":11}],5:[function(require,module,exports){
- var Backbone, Commit, sd, _ref,
- __hasProp = {}.hasOwnProperty,
- __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; };
- Backbone = require("backbone");
- sd = require("sharify").data;
- module.exports = Commit = (function(_super) {
- __extends(Commit, _super);
- function Commit() {
- _ref = Commit.__super__.constructor.apply(this, arguments);
- return _ref;
- }
- Commit.prototype.url = function() {
- return "" + sd.API_URL + "/repos/" + this.collection.owner + "/" + this.collection.repo + "/" + (this.get('sha'));
- };
- return Commit;
- })(Backbone.Model);
- },{"backbone":6,"sharify":11}],6:[function(require,module,exports){
- // Backbone.js 1.1.2
- // (c) 2010-2014 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- // Backbone may be freely distributed under the MIT license.
- // For all details and documentation:
- // http://backbonejs.org
- (function(root, factory) {
- // Set up Backbone appropriately for the environment. Start with AMD.
- if (typeof define === 'function' && define.amd) {
- define(['underscore', 'jquery', 'exports'], function(_, $, exports) {
- // Export global even in AMD case in case this script is loaded with
- // others that may still expect a global Backbone.
- root.Backbone = factory(root, exports, _, $);
- });
- // Next for Node.js or CommonJS. jQuery may not be needed as a module.
- } else if (typeof exports !== 'undefined') {
- var _ = require('underscore');
- factory(root, exports, _);
- // Finally, as a browser global.
- } else {
- root.Backbone = factory(root, {}, root._, (root.jQuery || root.Zepto || root.ender || root.$));
- }
- }(this, function(root, Backbone, _, $) {
- // Initial Setup
- // -------------
- // Save the previous value of the `Backbone` variable, so that it can be
- // restored later on, if `noConflict` is used.
- var previousBackbone = root.Backbone;
- // Create local references to array methods we'll want to use later.
- var array = [];
- var push = array.push;
- var slice = array.slice;
- var splice = array.splice;
- // Current version of the library. Keep in sync with `package.json`.
- Backbone.VERSION = '1.1.2';
- // For Backbone's purposes, jQuery, Zepto, Ender, or My Library (kidding) owns
- // the `$` variable.
- Backbone.$ = $;
- // Runs Backbone.js in *noConflict* mode, returning the `Backbone` variable
- // to its previous owner. Returns a reference to this Backbone object.
- Backbone.noConflict = function() {
- root.Backbone = previousBackbone;
- return this;
- };
- // Turn on `emulateHTTP` to support legacy HTTP servers. Setting this option
- // will fake `"PATCH"`, `"PUT"` and `"DELETE"` requests via the `_method` parameter and
- // set a `X-Http-Method-Override` header.
- Backbone.emulateHTTP = false;
- // Turn on `emulateJSON` to support legacy servers that can't deal with direct
- // `application/json` requests ... will encode the body as
- // `application/x-www-form-urlencoded` instead and will send the model in a
- // form param named `model`.
- Backbone.emulateJSON = false;
- // Backbone.Events
- // ---------------
- // A module that can be mixed in to *any object* in order to provide it with
- // custom events. You may bind with `on` or remove with `off` callback
- // functions to an event; `trigger`-ing an event fires all callbacks in
- // succession.
- //
- // var object = {};
- // _.extend(object, Backbone.Events);
- // object.on('expand', function(){ alert('expanded'); });
- // object.trigger('expand');
- //
- var Events = Backbone.Events = {
- // Bind an event to a `callback` function. Passing `"all"` will bind
- // the callback to all events fired.
- on: function(name, callback, context) {
- if (!eventsApi(this, 'on', name, [callback, context]) || !callback) return this;
- this._events || (this._events = {});
- var events = this._events[name] || (this._events[name] = []);
- events.push({callback: callback, context: context, ctx: context || this});
- return this;
- },
- // Bind an event to only be triggered a single time. After the first time
- // the callback is invoked, it will be removed.
- once: function(name, callback, context) {
- if (!eventsApi(this, 'once', name, [callback, context]) || !callback) return this;
- var self = this;
- var once = _.once(function() {
- self.off(name, once);
- callback.apply(this, arguments);
- });
- once._callback = callback;
- return this.on(name, once, context);
- },
- // Remove one or many callbacks. If `context` is null, removes all
- // callbacks with that function. If `callback` is null, removes all
- // callbacks for the event. If `name` is null, removes all bound
- // callbacks for all events.
- off: function(name, callback, context) {
- if (!this._events || !eventsApi(this, 'off', name, [callback, context])) return this;
- // Remove all callbacks for all events.
- if (!name && !callback && !context) {
- this._events = void 0;
- return this;
- }
- var names = name ? [name] : _.keys(this._events);
- for (var i = 0, length = names.length; i < length; i++) {
- name = names[i];
- // Bail out if there are no events stored.
- var events = this._events[name];
- if (!events) continue;
- // Remove all callbacks for this event.
- if (!callback && !context) {
- delete this._events[name];
- continue;
- }
- // Find any remaining events.
- var remaining = [];
- for (var j = 0, k = events.length; j < k; j++) {
- var event = events[j];
- if (
- callback && callback !== event.callback &&
- callback !== event.callback._callback ||
- context && context !== event.context
- ) {
- remaining.push(event);
- }
- }
- // Replace events if there are any remaining. Otherwise, clean up.
- if (remaining.length) {
- this._events[name] = remaining;
- } else {
- delete this._events[name];
- }
- }
- return this;
- },
- // Trigger one or many events, firing all bound callbacks. Callbacks are
- // passed the same arguments as `trigger` is, apart from the event name
- // (unless you're listening on `"all"`, which will cause your callback to
- // receive the true name of the event as the first argument).
- trigger: function(name) {
- if (!this._events) return this;
- var args = slice.call(arguments, 1);
- if (!eventsApi(this, 'trigger', name, args)) return this;
- var events = this._events[name];
- var allEvents = this._events.all;
- if (events) triggerEvents(events, args);
- if (allEvents) triggerEvents(allEvents, arguments);
- return this;
- },
- // Tell this object to stop listening to either specific events ... or
- // to every object it's currently listening to.
- stopListening: function(obj, name, callback) {
- var listeningTo = this._listeningTo;
- if (!listeningTo) return this;
- var remove = !name && !callback;
- if (!callback && typeof name === 'object') callback = this;
- if (obj) (listeningTo = {})[obj._listenId] = obj;
- for (var id in listeningTo) {
- obj = listeningTo[id];
- obj.off(name, callback, this);
- if (remove || _.isEmpty(obj._events)) delete this._listeningTo[id];
- }
- return this;
- }
- };
- // Regular expression used to split event strings.
- var eventSplitter = /\s+/;
- // Implement fancy features of the Events API such as multiple event
- // names `"change blur"` and jQuery-style event maps `{change: action}`
- // in terms of the existing API.
- var eventsApi = function(obj, action, name, rest) {
- if (!name) return true;
- // Handle event maps.
- if (typeof name === 'object') {
- for (var key in name) {
- obj[action].apply(obj, [key, name[key]].concat(rest));
- }
- return false;
- }
- // Handle space separated event names.
- if (eventSplitter.test(name)) {
- var names = name.split(eventSplitter);
- for (var i = 0, length = names.length; i < length; i++) {
- obj[action].apply(obj, [names[i]].concat(rest));
- }
- return false;
- }
- return true;
- };
- // A difficult-to-believe, but optimized internal dispatch function for
- // triggering events. Tries to keep the usual cases speedy (most internal
- // Backbone events have 3 arguments).
- var triggerEvents = function(events, args) {
- var ev, i = -1, l = events.length, a1 = args[0], a2 = args[1], a3 = args[2];
- switch (args.length) {
- case 0: while (++i < l) (ev = events[i]).callback.call(ev.ctx); return;
- case 1: while (++i < l) (ev = events[i]).callback.call(ev.ctx, a1); return;
- case 2: while (++i < l) (ev = events[i]).callback.call(ev.ctx, a1, a2); return;
- case 3: while (++i < l) (ev = events[i]).callback.call(ev.ctx, a1, a2, a3); return;
- default: while (++i < l) (ev = events[i]).callback.apply(ev.ctx, args); return;
- }
- };
- var listenMethods = {listenTo: 'on', listenToOnce: 'once'};
- // Inversion-of-control versions of `on` and `once`. Tell *this* object to
- // listen to an event in another object ... keeping track of what it's
- // listening to.
- _.each(listenMethods, function(implementation, method) {
- Events[method] = function(obj, name, callback) {
- var listeningTo = this._listeningTo || (this._listeningTo = {});
- var id = obj._listenId || (obj._listenId = _.uniqueId('l'));
- listeningTo[id] = obj;
- if (!callback && typeof name === 'object') callback = this;
- obj[implementation](name, callback, this);
- return this;
- };
- });
- // Aliases for backwards compatibility.
- Events.bind = Events.on;
- Events.unbind = Events.off;
- // Allow the `Backbone` object to serve as a global event bus, for folks who
- // want global "pubsub" in a convenient place.
- _.extend(Backbone, Events);
- // Backbone.Model
- // --------------
- // Backbone **Models** are the basic data object in the framework --
- // frequently representing a row in a table in a database on your server.
- // A discrete chunk of data and a bunch of useful, related methods for
- // performing computations and transformations on that data.
- // Create a new model with the specified attributes. A client id (`cid`)
- // is automatically generated and assigned for you.
- var Model = Backbone.Model = function(attributes, options) {
- var attrs = attributes || {};
- options || (options = {});
- this.cid = _.uniqueId('c');
- this.attributes = {};
- if (options.collection) this.collection = options.collection;
- if (options.parse) attrs = this.parse(attrs, options) || {};
- attrs = _.defaults({}, attrs, _.result(this, 'defaults'));
- this.set(attrs, options);
- this.changed = {};
- this.initialize.apply(this, arguments);
- };
- // Attach all inheritable methods to the Model prototype.
- _.extend(Model.prototype, Events, {
- // A hash of attributes whose current and previous value differ.
- changed: null,
- // The value returned during the last failed validation.
- validationError: null,
- // The default name for the JSON `id` attribute is `"id"`. MongoDB and
- // CouchDB users may want to set this to `"_id"`.
- idAttribute: 'id',
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
- // Return a copy of the model's `attributes` object.
- toJSON: function(options) {
- return _.clone(this.attributes);
- },
- // Proxy `Backbone.sync` by default -- but override this if you need
- // custom syncing semantics for *this* particular model.
- sync: function() {
- return Backbone.sync.apply(this, arguments);
- },
- // Get the value of an attribute.
- get: function(attr) {
- return this.attributes[attr];
- },
- // Get the HTML-escaped value of an attribute.
- escape: function(attr) {
- return _.escape(this.get(attr));
- },
- // Returns `true` if the attribute contains a value that is not null
- // or undefined.
- has: function(attr) {
- return this.get(attr) != null;
- },
- // Set a hash of model attributes on the object, firing `"change"`. This is
- // the core primitive operation of a model, updating the data and notifying
- // anyone who needs to know about the change in state. The heart of the beast.
- set: function(key, val, options) {
- var attr, attrs, unset, changes, silent, changing, prev, current;
- if (key == null) return this;
- // Handle both `"key", value` and `{key: value}` -style arguments.
- if (typeof key === 'object') {
- attrs = key;
- options = val;
- } else {
- (attrs = {})[key] = val;
- }
- options || (options = {});
- // Run validation.
- if (!this._validate(attrs, options)) return false;
- // Extract attributes and options.
- unset = options.unset;
- silent = options.silent;
- changes = [];
- changing = this._changing;
- this._changing = true;
- if (!changing) {
- this._previousAttributes = _.clone(this.attributes);
- this.changed = {};
- }
- current = this.attributes, prev = this._previousAttributes;
- // Check for changes of `id`.
- if (this.idAttribute in attrs) this.id = attrs[this.idAttribute];
- // For each `set` attribute, update or delete the current value.
- for (attr in attrs) {
- val = attrs[attr];
- if (!_.isEqual(current[attr], val)) changes.push(attr);
- if (!_.isEqual(prev[attr], val)) {
- this.changed[attr] = val;
- } else {
- delete this.changed[attr];
- }
- unset ? delete current[attr] : current[attr] = val;
- }
- // Trigger all relevant attribute changes.
- if (!silent) {
- if (changes.length) this._pending = options;
- for (var i = 0, length = changes.length; i < length; i++) {
- this.trigger('change:' + changes[i], this, current[changes[i]], options);
- }
- }
- // You might be wondering why there's a `while` loop here. Changes can
- // be recursively nested within `"change"` events.
- if (changing) return this;
- if (!silent) {
- while (this._pending) {
- options = this._pending;
- this._pending = false;
- this.trigger('change', this, options);
- }
- }
- this._pending = false;
- this._changing = false;
- return this;
- },
- // Remove an attribute from the model, firing `"change"`. `unset` is a noop
- // if the attribute doesn't exist.
- unset: function(attr, options) {
- return this.set(attr, void 0, _.extend({}, options, {unset: true}));
- },
- // Clear all attributes on the model, firing `"change"`.
- clear: function(options) {
- var attrs = {};
- for (var key in this.attributes) attrs[key] = void 0;
- return this.set(attrs, _.extend({}, options, {unset: true}));
- },
- // Determine if the model has changed since the last `"change"` event.
- // If you specify an attribute name, determine if that attribute has changed.
- hasChanged: function(attr) {
- if (attr == null) return !_.isEmpty(this.changed);
- return _.has(this.changed, attr);
- },
- // Return an object containing all the attributes that have changed, or
- // false if there are no changed attributes. Useful for determining what
- // parts of a view need to be updated and/or what attributes need to be
- // persisted to the server. Unset attributes will be set to undefined.
- // You can also pass an attributes object to diff against the model,
- // determining if there *would be* a change.
- changedAttributes: function(diff) {
- if (!diff) return this.hasChanged() ? _.clone(this.changed) : false;
- var val, changed = false;
- var old = this._changing ? this._previousAttributes : this.attributes;
- for (var attr in diff) {
- if (_.isEqual(old[attr], (val = diff[attr]))) continue;
- (changed || (changed = {}))[attr] = val;
- }
- return changed;
- },
- // Get the previous value of an attribute, recorded at the time the last
- // `"change"` event was fired.
- previous: function(attr) {
- if (attr == null || !this._previousAttributes) return null;
- return this._previousAttributes[attr];
- },
- // Get all of the attributes of the model at the time of the previous
- // `"change"` event.
- previousAttributes: function() {
- return _.clone(this._previousAttributes);
- },
- // Fetch the model from the server. If the server's representation of the
- // model differs from its current attributes, they will be overridden,
- // triggering a `"change"` event.
- fetch: function(options) {
- options = options ? _.clone(options) : {};
- if (options.parse === void 0) options.parse = true;
- var model = this;
- var success = options.success;
- options.success = function(resp) {
- if (!model.set(model.parse(resp, options), options)) return false;
- if (success) success(model, resp, options);
- model.trigger('sync', model, resp, options);
- };
- wrapError(this, options);
- return this.sync('read', this, options);
- },
- // Set a hash of model attributes, and sync the model to the server.
- // If the server returns an attributes hash that differs, the model's
- // state will be `set` again.
- save: function(key, val, options) {
- var attrs, method, xhr, attributes = this.attributes;
- // Handle both `"key", value` and `{key: value}` -style arguments.
- if (key == null || typeof key === 'object') {
- attrs = key;
- options = val;
- } else {
- (attrs = {})[key] = val;
- }
- options = _.extend({validate: true}, options);
- // If we're not waiting and attributes exist, save acts as
- // `set(attr).save(null, opts)` with validation. Otherwise, check if
- // the model will be valid when the attributes, if any, are set.
- if (attrs && !options.wait) {
- if (!this.set(attrs, options)) return false;
- } else {
- if (!this._validate(attrs, options)) return false;
- }
- // Set temporary attributes if `{wait: true}`.
- if (attrs && options.wait) {
- this.attributes = _.extend({}, attributes, attrs);
- }
- // After a successful server-side save, the client is (optionally)
- // updated with the server-side state.
- if (options.parse === void 0) options.parse = true;
- var model = this;
- var success = options.success;
- options.success = function(resp) {
- // Ensure attributes are restored during synchronous saves.
- model.attributes = attributes;
- var serverAttrs = model.parse(resp, options);
- if (options.wait) serverAttrs = _.extend(attrs || {}, serverAttrs);
- if (_.isObject(serverAttrs) && !model.set(serverAttrs, options)) {
- return false;
- }
- if (success) success(model, resp, options);
- model.trigger('sync', model, resp, options);
- };
- wrapError(this, options);
- method = this.isNew() ? 'create' : (options.patch ? 'patch' : 'update');
- if (method === 'patch') options.attrs = attrs;
- xhr = this.sync(method, this, options);
- // Restore attributes.
- if (attrs && options.wait) this.attributes = attributes;
- return xhr;
- },
- // Destroy this model on the server if it was already persisted.
- // Optimistically removes the model from its collection, if it has one.
- // If `wait: true` is passed, waits for the server to respond before removal.
- destroy: function(options) {
- options = options ? _.clone(options) : {};
- var model = this;
- var success = options.success;
- var destroy = function() {
- model.trigger('destroy', model, model.collection, options);
- };
- options.success = function(resp) {
- if (options.wait || model.isNew()) destroy();
- if (success) success(model, resp, options);
- if (!model.isNew()) model.trigger('sync', model, resp, options);
- };
- if (this.isNew()) {
- options.success();
- return false;
- }
- wrapError(this, options);
- var xhr = this.sync('delete', this, options);
- if (!options.wait) destroy();
- return xhr;
- },
- // Default URL for the model's representation on the server -- if you're
- // using Backbone's restful methods, override this to change the endpoint
- // that will be called.
- url: function() {
- var base =
- _.result(this, 'urlRoot') ||
- _.result(this.collection, 'url') ||
- urlError();
- if (this.isNew()) return base;
- return base.replace(/([^\/])$/, '$1/') + encodeURIComponent(this.id);
- },
- // **parse** converts a response into the hash of attributes to be `set` on
- // the model. The default implementation is just to pass the response along.
- parse: function(resp, options) {
- return resp;
- },
- // Create a new model with identical attributes to this one.
- clone: function() {
- return new this.constructor(this.attributes);
- },
- // A model is new if it has never been saved to the server, and lacks an id.
- isNew: function() {
- return !this.has(this.idAttribute);
- },
- // Check if the model is currently in a valid state.
- isValid: function(options) {
- return this._validate({}, _.extend(options || {}, { validate: true }));
- },
- // Run validation against the next complete set of model attributes,
- // returning `true` if all is well. Otherwise, fire an `"invalid"` event.
- _validate: function(attrs, options) {
- if (!options.validate || !this.validate) return true;
- attrs = _.extend({}, this.attributes, attrs);
- var error = this.validationError = this.validate(attrs, options) || null;
- if (!error) return true;
- this.trigger('invalid', this, error, _.extend(options, {validationError: error}));
- return false;
- }
- });
- // Underscore methods that we want to implement on the Model.
- var modelMethods = ['keys', 'values', 'pairs', 'invert', 'pick', 'omit'];
- // Mix in each Underscore method as a proxy to `Model#attributes`.
- _.each(modelMethods, function(method) {
- if (!_[method]) return;
- Model.prototype[method] = function() {
- var args = slice.call(arguments);
- args.unshift(this.attributes);
- return _[method].apply(_, args);
- };
- });
- // Backbone.Collection
- // -------------------
- // If models tend to represent a single row of data, a Backbone Collection is
- // more analagous to a table full of data ... or a small slice or page of that
- // table, or a collection of rows that belong together for a particular reason
- // -- all of the messages in this particular folder, all of the documents
- // belonging to this particular author, and so on. Collections maintain
- // indexes of their models, both in order, and for lookup by `id`.
- // Create a new **Collection**, perhaps to contain a specific type of `model`.
- // If a `comparator` is specified, the Collection will maintain
- // its models in sort order, as they're added and removed.
- var Collection = Backbone.Collection = function(models, options) {
- options || (options = {});
- if (options.model) this.model = options.model;
- if (options.comparator !== void 0) this.comparator = options.comparator;
- this._reset();
- this.initialize.apply(this, arguments);
- if (models) this.reset(models, _.extend({silent: true}, options));
- };
- // Default options for `Collection#set`.
- var setOptions = {add: true, remove: true, merge: true};
- var addOptions = {add: true, remove: false};
- // Define the Collection's inheritable methods.
- _.extend(Collection.prototype, Events, {
- // The default model for a collection is just a **Backbone.Model**.
- // This should be overridden in most cases.
- model: Model,
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
- // The JSON representation of a Collection is an array of the
- // models' attributes.
- toJSON: function(options) {
- return this.map(function(model){ return model.toJSON(options); });
- },
- // Proxy `Backbone.sync` by default.
- sync: function() {
- return Backbone.sync.apply(this, arguments);
- },
- // Add a model, or list of models to the set.
- add: function(models, options) {
- return this.set(models, _.extend({merge: false}, options, addOptions));
- },
- // Remove a model, or a list of models from the set.
- remove: function(models, options) {
- var singular = !_.isArray(models);
- models = singular ? [models] : _.clone(models);
- options || (options = {});
- for (var i = 0, length = models.length; i < length; i++) {
- var model = models[i] = this.get(models[i]);
- if (!model) continue;
- delete this._byId[model.id];
- delete this._byId[model.cid];
- var index = this.indexOf(model);
- this.models.splice(index, 1);
- this.length--;
- if (!options.silent) {
- options.index = index;
- model.trigger('remove', model, this, options);
- }
- this._removeReference(model, options);
- }
- return singular ? models[0] : models;
- },
- // Update a collection by `set`-ing a new list of models, adding new ones,
- // removing models that are no longer present, and merging models that
- // already exist in the collection, as necessary. Similar to **Model#set**,
- // the core operation for updating the data contained by the collection.
- set: function(models, options) {
- options = _.defaults({}, options, setOptions);
- if (options.parse) models = this.parse(models, options);
- var singular = !_.isArray(models);
- models = singular ? (models ? [models] : []) : models.slice();
- var id, model, attrs, existing, sort;
- var at = options.at;
- var sortable = this.comparator && (at == null) && options.sort !== false;
- var sortAttr = _.isString(this.comparator) ? this.comparator : null;
- var toAdd = [], toRemove = [], modelMap = {};
- var add = options.add, merge = options.merge, remove = options.remove;
- var order = !sortable && add && remove ? [] : false;
- // Turn bare objects into model references, and prevent invalid models
- // from being added.
- for (var i = 0, length = models.length; i < length; i++) {
- attrs = models[i] || {};
- if (attrs instanceof Model) {
- id = model = attrs;
- } else {
- id = attrs[this.model.prototype.idAttribute || 'id'];
- }
- // If a duplicate is found, prevent it from being added and
- // optionally merge it into the existing model.
- if (existing = this.get(id)) {
- if (remove) modelMap[existing.cid] = true;
- if (merge) {
- attrs = attrs === model ? model.attributes : attrs;
- if (options.parse) attrs = existing.parse(attrs, options);
- existing.set(attrs, options);
- if (sortable && !sort && existing.hasChanged(sortAttr)) sort = true;
- }
- models[i] = existing;
- // If this is a new, valid model, push it to the `toAdd` list.
- } else if (add) {
- model = models[i] = this._prepareModel(attrs, options);
- if (!model) continue;
- toAdd.push(model);
- this._addReference(model, options);
- }
- // Do not add multiple models with the same `id`.
- model = existing || model;
- if (!model) continue;
- if (order && (model.isNew() || !modelMap[model.id])) order.push(model);
- modelMap[model.id] = true;
- }
- // Remove nonexistent models if appropriate.
- if (remove) {
- for (var i = 0, length = this.length; i < length; i++) {
- if (!modelMap[(model = this.models[i]).cid]) toRemove.push(model);
- }
- if (toRemove.length) this.remove(toRemove, options);
- }
- // See if sorting is needed, update `length` and splice in new models.
- if (toAdd.length || (order && order.length)) {
- if (sortable) sort = true;
- this.length += toAdd.length;
- if (at != null) {
- for (var i = 0, length = toAdd.length; i < length; i++) {
- this.models.splice(at + i, 0, toAdd[i]);
- }
- } else {
- if (order) this.models.length = 0;
- var orderedModels = order || toAdd;
- for (var i = 0, length = orderedModels.length; i < length; i++) {
- this.models.push(orderedModels[i]);
- }
- }
- }
- // Silently sort the collection if appropriate.
- if (sort) this.sort({silent: true});
- // Unless silenced, it's time to fire all appropriate add/sort events.
- if (!options.silent) {
- for (var i = 0, length = toAdd.length; i < length; i++) {
- (model = toAdd[i]).trigger('add', model, this, options);
- }
- if (sort || (order && order.length)) this.trigger('sort', this, options);
- }
- // Return the added (or merged) model (or models).
- return singular ? models[0] : models;
- },
- // When you have more items than you want to add or remove individually,
- // you can reset the entire set with a new list of models, without firing
- // any granular `add` or `remove` events. Fires `reset` when finished.
- // Useful for bulk operations and optimizations.
- reset: function(models, options) {
- options || (options = {});
- for (var i = 0, length = this.models.length; i < length; i++) {
- this._removeReference(this.models[i], options);
- }
- options.previousModels = this.models;
- this._reset();
- models = this.add(models, _.extend({silent: true}, options));
- if (!options.silent) this.trigger('reset', this, options);
- return models;
- },
- // Add a model to the end of the collection.
- push: function(model, options) {
- return this.add(model, _.extend({at: this.length}, options));
- },
- // Remove a model from the end of the collection.
- pop: function(options) {
- var model = this.at(this.length - 1);
- this.remove(model, options);
- return model;
- },
- // Add a model to the beginning of the collection.
- unshift: function(model, options) {
- return this.add(model, _.extend({at: 0}, options));
- },
- // Remove a model from the beginning of the collection.
- shift: function(options) {
- var model = this.at(0);
- this.remove(model, options);
- return model;
- },
- // Slice out a sub-array of models from the collection.
- slice: function() {
- return slice.apply(this.models, arguments);
- },
- // Get a model from the set by id.
- get: function(obj) {
- if (obj == null) return void 0;
- return this._byId[obj] || this._byId[obj.id] || this._byId[obj.cid];
- },
- // Get the model at the given index.
- at: function(index) {
- return this.models[index];
- },
- // Return models with matching attributes. Useful for simple cases of
- // `filter`.
- where: function(attrs, first) {
- if (_.isEmpty(attrs)) return first ? void 0 : [];
- return this[first ? 'find' : 'filter'](function(model) {
- for (var key in attrs) {
- if (attrs[key] !== model.get(key)) return false;
- }
- return true;
- });
- },
- // Return the first model with matching attributes. Useful for simple cases
- // of `find`.
- findWhere: function(attrs) {
- return this.where(attrs, true);
- },
- // Force the collection to re-sort itself. You don't need to call this under
- // normal circumstances, as the set will maintain sort order as each item
- // is added.
- sort: function(options) {
- if (!this.comparator) throw new Error('Cannot sort a set without a comparator');
- options || (options = {});
- // Run sort based on type of `comparator`.
- if (_.isString(this.comparator) || this.comparator.length === 1) {
- this.models = this.sortBy(this.comparator, this);
- } else {
- this.models.sort(_.bind(this.comparator, this));
- }
- if (!options.silent) this.trigger('sort', this, options);
- return this;
- },
- // Pluck an attribute from each model in the collection.
- pluck: function(attr) {
- return _.invoke(this.models, 'get', attr);
- },
- // Fetch the default set of models for this collection, resetting the
- // collection when they arrive. If `reset: true` is passed, the response
- // data will be passed through the `reset` method instead of `set`.
- fetch: function(options) {
- options = options ? _.clone(options) : {};
- if (options.parse === void 0) options.parse = true;
- var success = options.success;
- var collection = this;
- options.success = function(resp) {
- var method = options.reset ? 'reset' : 'set';
- collection[method](resp, options);
- if (success) success(collection, resp, options);
- collection.trigger('sync', collection, resp, options);
- };
- wrapError(this, options);
- return this.sync('read', this, options);
- },
- // Create a new instance of a model in this collection. Add the model to the
- // collection immediately, unless `wait: true` is passed, in which case we
- // wait for the server to agree.
- create: function(model, options) {
- options = options ? _.clone(options) : {};
- if (!(model = this._prepareModel(model, options))) return false;
- if (!options.wait) this.add(model, options);
- var collection = this;
- var success = options.success;
- options.success = function(model, resp) {
- if (options.wait) collection.add(model, options);
- if (success) success(model, resp, options);
- };
- model.save(null, options);
- return model;
- },
- // **parse** converts a response into a list of models to be added to the
- // collection. The default implementation is just to pass it through.
- parse: function(resp, options) {
- return resp;
- },
- // Create a new collection with an identical list of models as this one.
- clone: function() {
- return new this.constructor(this.models);
- },
- // Private method to reset all internal state. Called when the collection
- // is first initialized or reset.
- _reset: function() {
- this.length = 0;
- this.models = [];
- this._byId = {};
- },
- // Prepare a hash of attributes (or other model) to be added to this
- // collection.
- _prepareModel: function(attrs, options) {
- if (attrs instanceof Model) return attrs;
- options = options ? _.clone(options) : {};
- options.collection = this;
- var model = new this.model(attrs, options);
- if (!model.validationError) return model;
- this.trigger('invalid', this, model.validationError, options);
- return false;
- },
- // Internal method to create a model's ties to a collection.
- _addReference: function(model, options) {
- this._byId[model.cid] = model;
- if (model.id != null) this._byId[model.id] = model;
- if (!model.collection) model.collection = this;
- model.on('all', this._onModelEvent, this);
- },
- // Internal method to sever a model's ties to a collection.
- _removeReference: function(model, options) {
- if (this === model.collection) delete model.collection;
- model.off('all', this._onModelEvent, this);
- },
- // Internal method called every time a model in the set fires an event.
- // Sets need to update their indexes when models change ids. All other
- // events simply proxy through. "add" and "remove" events that originate
- // in other collections are ignored.
- _onModelEvent: function(event, model, collection, options) {
- if ((event === 'add' || event === 'remove') && collection !== this) return;
- if (event === 'destroy') this.remove(model, options);
- if (model && event === 'change:' + model.idAttribute) {
- delete this._byId[model.previous(model.idAttribute)];
- if (model.id != null) this._byId[model.id] = model;
- }
- this.trigger.apply(this, arguments);
- }
- });
- // Underscore methods that we want to implement on the Collection.
- // 90% of the core usefulness of Backbone Collections is actually implemented
- // right here:
- var methods = ['forEach', 'each', 'map', 'collect', 'reduce', 'foldl',
- 'inject', 'reduceRight', 'foldr', 'find', 'detect', 'filter', 'select',
- 'reject', 'every', 'all', 'some', 'any', 'include', 'contains', 'invoke',
- 'max', 'min', 'toArray', 'size', 'first', 'head', 'take', 'initial', 'rest',
- 'tail', 'drop', 'last', 'without', 'difference', 'indexOf', 'shuffle',
- 'lastIndexOf', 'isEmpty', 'chain', 'sample', 'partition'];
- // Mix in each Underscore method as a proxy to `Collection#models`.
- _.each(methods, function(method) {
- if (!_[method]) return;
- Collection.prototype[method] = function() {
- var args = slice.call(arguments);
- args.unshift(this.models);
- return _[method].apply(_, args);
- };
- });
- // Underscore methods that take a property name as an argument.
- var attributeMethods = ['groupBy', 'countBy', 'sortBy', 'indexBy'];
- // Use attributes instead of properties.
- _.each(attributeMethods, function(method) {
- if (!_[method]) return;
- Collection.prototype[method] = function(value, context) {
- var iterator = _.isFunction(value) ? value : function(model) {
- return model.get(value);
- };
- return _[method](this.models, iterator, context);
- };
- });
- // Backbone.View
- // -------------
- // Backbone Views are almost more convention than they are actual code. A View
- // is simply a JavaScript object that represents a logical chunk of UI in the
- // DOM. This might be a single item, an entire list, a sidebar or panel, or
- // even the surrounding frame which wraps your whole app. Defining a chunk of
- // UI as a **View** allows you to define your DOM events declaratively, without
- // having to worry about render order ... and makes it easy for the view to
- // react to specific changes in the state of your models.
- // Creating a Backbone.View creates its initial element outside of the DOM,
- // if an existing element is not provided...
- var View = Backbone.View = function(options) {
- this.cid = _.uniqueId('view');
- options || (options = {});
- _.extend(this, _.pick(options, viewOptions));
- this._ensureElement();
- this.initialize.apply(this, arguments);
- this.delegateEvents();
- };
- // Cached regex to split keys for `delegate`.
- var delegateEventSplitter = /^(\S+)\s*(.*)$/;
- // List of view options to be merged as properties.
- var viewOptions = ['model', 'collection', 'el', 'id', 'attributes', 'className', 'tagName', 'events'];
- // Set up all inheritable **Backbone.View** properties and methods.
- _.extend(View.prototype, Events, {
- // The default `tagName` of a View's element is `"div"`.
- tagName: 'div',
- // jQuery delegate for element lookup, scoped to DOM elements within the
- // current view. This should be preferred to global lookups where possible.
- $: function(selector) {
- return this.$el.find(selector);
- },
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
- // **render** is the core function that your view should override, in order
- // to populate its element (`this.el`), with the appropriate HTML. The
- // convention is for **render** to always return `this`.
- render: function() {
- return this;
- },
- // Remove this view by taking the element out of the DOM, and removing any
- // applicable Backbone.Events listeners.
- remove: function() {
- this.$el.remove();
- this.stopListening();
- return this;
- },
- // Change the view's element (`this.el` property), including event
- // re-delegation.
- setElement: function(element, delegate) {
- if (this.$el) this.undelegateEvents();
- this.$el = element instanceof Backbone.$ ? element : Backbone.$(element);
- this.el = this.$el[0];
- if (delegate !== false) this.delegateEvents();
- return this;
- },
- // Set callbacks, where `this.events` is a hash of
- //
- // *{"event selector": "callback"}*
- //
- // {
- // 'mousedown .title': 'edit',
- // 'click .button': 'save',
- // 'click .open': function(e) { ... }
- // }
- //
- // pairs. Callbacks will be bound to the view, with `this` set properly.
- // Uses event delegation for efficiency.
- // Omitting the selector binds the event to `this.el`.
- // This only works for delegate-able events: not `focus`, `blur`, and
- // not `change`, `submit`, and `reset` in Internet Explorer.
- delegateEvents: function(events) {
- if (!(events || (events = _.result(this, 'events')))) return this;
- this.undelegateEvents();
- for (var key in events) {
- var method = events[key];
- if (!_.isFunction(method)) method = this[events[key]];
- if (!method) continue;
- var match = key.match(delegateEventSplitter);
- var eventName = match[1], selector = match[2];
- method = _.bind(method, this);
- eventName += '.delegateEvents' + this.cid;
- if (selector === '') {
- this.$el.on(eventName, method);
- } else {
- this.$el.on(eventName, selector, method);
- }
- }
- return this;
- },
- // Clears all callbacks previously bound to the view with `delegateEvents`.
- // You usually don't need to use this, but may wish to if you have multiple
- // Backbone views attached to the same DOM element.
- undelegateEvents: function() {
- this.$el.off('.delegateEvents' + this.cid);
- return this;
- },
- // Ensure that the View has a DOM element to render into.
- // If `this.el` is a string, pass it through `$()`, take the first
- // matching element, and re-assign it to `el`. Otherwise, create
- // an element from the `id`, `className` and `tagName` properties.
- _ensureElement: function() {
- if (!this.el) {
- var attrs = _.extend({}, _.result(this, 'attributes'));
- if (this.id) attrs.id = _.result(this, 'id');
- if (this.className) attrs['class'] = _.result(this, 'className');
- var $el = Backbone.$('<' + _.result(this, 'tagName') + '>').attr(attrs);
- this.setElement($el, false);
- } else {
- this.setElement(_.result(this, 'el'), false);
- }
- }
- });
- // Backbone.sync
- // -------------
- // Override this function to change the manner in which Backbone persists
- // models to the server. You will be passed the type of request, and the
- // model in question. By default, makes a RESTful Ajax request
- // to the model's `url()`. Some possible customizations could be:
- //
- // * Use `setTimeout` to batch rapid-fire updates into a single request.
- // * Send up the models as XML instead of JSON.
- // * Persist models via WebSockets instead of Ajax.
- //
- // Turn on `Backbone.emulateHTTP` in order to send `PUT` and `DELETE` requests
- // as `POST`, with a `_method` parameter containing the true HTTP method,
- // as well as all requests with the body as `application/x-www-form-urlencoded`
- // instead of `application/json` with the model in a param named `model`.
- // Useful when interfacing with server-side languages like **PHP** that make
- // it difficult to read the body of `PUT` requests.
- Backbone.sync = function(method, model, options) {
- var type = methodMap[method];
- // Default options, unless specified.
- _.defaults(options || (options = {}), {
- emulateHTTP: Backbone.emulateHTTP,
- emulateJSON: Backbone.emulateJSON
- });
- // Default JSON-request options.
- var params = {type: type, dataType: 'json'};
- // Ensure that we have a URL.
- if (!options.url) {
- params.url = _.result(model, 'url') || urlError();
- }
- // Ensure that we have the appropriate request data.
- if (options.data == null && model && (method === 'create' || method === 'update' || method === 'patch')) {
- params.contentType = 'application/json';
- params.data = JSON.stringify(options.attrs || model.toJSON(options));
- }
- // For older servers, emulate JSON by encoding the request into an HTML-form.
- if (options.emulateJSON) {
- params.contentType = 'application/x-www-form-urlencoded';
- params.data = params.data ? {model: params.data} : {};
- }
- // For older servers, emulate HTTP by mimicking the HTTP method with `_method`
- // And an `X-HTTP-Method-Override` header.
- if (options.emulateHTTP && (type === 'PUT' || type === 'DELETE' || type === 'PATCH')) {
- params.type = 'POST';
- if (options.emulateJSON) params.data._method = type;
- var beforeSend = options.beforeSend;
- options.beforeSend = function(xhr) {
- xhr.setRequestHeader('X-HTTP-Method-Override', type);
- if (beforeSend) return beforeSend.apply(this, arguments);
- };
- }
- // Don't process data on a non-GET request.
- if (params.type !== 'GET' && !options.emulateJSON) {
- params.processData = false;
- }
- // If we're sending a `PATCH` request, and we're in an old Internet Explorer
- // that still has ActiveX enabled by default, override jQuery to use that
- // for XHR instead. Remove this line when jQuery supports `PATCH` on IE8.
- if (params.type === 'PATCH' && noXhrPatch) {
- params.xhr = function() {
- return new ActiveXObject("Microsoft.XMLHTTP");
- };
- }
- // Make the request, allowing the user to override any Ajax options.
- var xhr = options.xhr = Backbone.ajax(_.extend(params, options));
- model.trigger('request', model, xhr, options);
- return xhr;
- };
- var noXhrPatch =
- typeof window !== 'undefined' && !!window.ActiveXObject &&
- !(window.XMLHttpRequest && (new XMLHttpRequest).dispatchEvent);
- // Map from CRUD to HTTP for our default `Backbone.sync` implementation.
- var methodMap = {
- 'create': 'POST',
- 'update': 'PUT',
- 'patch': 'PATCH',
- 'delete': 'DELETE',
- 'read': 'GET'
- };
- // Set the default implementation of `Backbone.ajax` to proxy through to `$`.
- // Override this if you'd like to use a different library.
- Backbone.ajax = function() {
- return Backbone.$.ajax.apply(Backbone.$, arguments);
- };
- // Backbone.Router
- // ---------------
- // Routers map faux-URLs to actions, and fire events when routes are
- // matched. Creating a new one sets its `routes` hash, if not set statically.
- var Router = Backbone.Router = function(options) {
- options || (options = {});
- if (options.routes) this.routes = options.routes;
- this._bindRoutes();
- this.initialize.apply(this, arguments);
- };
- // Cached regular expressions for matching named param parts and splatted
- // parts of route strings.
- var optionalParam = /\((.*?)\)/g;
- var namedParam = /(\(\?)?:\w+/g;
- var splatParam = /\*\w+/g;
- var escapeRegExp = /[\-{}\[\]+?.,\\\^$|#\s]/g;
- // Set up all inheritable **Backbone.Router** properties and methods.
- _.extend(Router.prototype, Events, {
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
- // Manually bind a single named route to a callback. For example:
- //
- // this.route('search/:query/p:num', 'search', function(query, num) {
- // ...
- // });
- //
- route: function(route, name, callback) {
- if (!_.isRegExp(route)) route = this._routeToRegExp(route);
- if (_.isFunction(name)) {
- callback = name;
- name = '';
- }
- if (!callback) callback = this[name];
- var router = this;
- Backbone.history.route(route, function(fragment) {
- var args = router._extractParameters(route, fragment);
- if (router.execute(callback, args) !== false) {
- router.trigger.apply(router, ['route:' + name].concat(args));
- router.trigger('route', name, args);
- Backbone.history.trigger('route', router, name, args);
- }
- });
- return this;
- },
- // Execute a route handler with the provided parameters. This is an
- // excellent place to do pre-route setup or post-route cleanup.
- execute: function(callback, args) {
- if (callback) callback.apply(this, args);
- },
- // Simple proxy to `Backbone.history` to save a fragment into the history.
- navigate: function(fragment, options) {
- Backbone.history.navigate(fragment, options);
- return this;
- },
- // Bind all defined routes to `Backbone.history`. We have to reverse the
- // order of the routes here to support behavior where the most general
- // routes can be defined at the bottom of the route map.
- _bindRoutes: function() {
- if (!this.routes) return;
- this.routes = _.result(this, 'routes');
- var route, routes = _.keys(this.routes);
- while ((route = routes.pop()) != null) {
- this.route(route, this.routes[route]);
- }
- },
- // Convert a route string into a regular expression, suitable for matching
- // against the current location hash.
- _routeToRegExp: function(route) {
- route = route.replace(escapeRegExp, '\\$&')
- .replace(optionalParam, '(?:$1)?')
- .replace(namedParam, function(match, optional) {
- return optional ? match : '([^/?]+)';
- })
- .replace(splatParam, '([^?]*?)');
- return new RegExp('^' + route + '(?:\\?([\\s\\S]*))?$');
- },
- // Given a route, and a URL fragment that it matches, return the array of
- // extracted decoded parameters. Empty or unmatched parameters will be
- // treated as `null` to normalize cross-browser behavior.
- _extractParameters: function(route, fragment) {
- var params = route.exec(fragment).slice(1);
- return _.map(params, function(param, i) {
- // Don't decode the search params.
- if (i === params.length - 1) return param || null;
- return param ? decodeURIComponent(param) : null;
- });
- }
- });
- // Backbone.History
- // ----------------
- // Handles cross-browser history management, based on either
- // [pushState](http://diveintohtml5.info/history.html) and real URLs, or
- // [onhashchange](https://developer.mozilla.org/en-US/docs/DOM/window.onhashchange)
- // and URL fragments. If the browser supports neither (old IE, natch),
- // falls back to polling.
- var History = Backbone.History = function() {
- this.handlers = [];
- _.bindAll(this, 'checkUrl');
- // Ensure that `History` can be used outside of the browser.
- if (typeof window !== 'undefined') {
- this.location = window.location;
- this.history = window.history;
- }
- };
- // Cached regex for stripping a leading hash/slash and trailing space.
- var routeStripper = /^[#\/]|\s+$/g;
- // Cached regex for stripping leading and trailing slashes.
- var rootStripper = /^\/+|\/+$/g;
- // Cached regex for removing a trailing slash.
- var trailingSlash = /\/$/;
- // Cached regex for stripping urls of hash.
- var pathStripper = /#.*$/;
- // Has the history handling already been started?
- History.started = false;
- // Set up all inheritable **Backbone.History** properties and methods.
- _.extend(History.prototype, Events, {
- // The default interval to poll for hash changes, if necessary, is
- // twenty times a second.
- interval: 50,
- // Are we at the app root?
- atRoot: function() {
- return this.location.pathname.replace(/[^\/]$/, '$&/') === this.root;
- },
- // Gets the true hash value. Cannot use location.hash directly due to bug
- // in Firefox where location.hash will always be decoded.
- getHash: function(window) {
- var match = (window || this).location.href.match(/#(.*)$/);
- return match ? match[1] : '';
- },
- // Get the cross-browser normalized URL fragment, either from the URL,
- // the hash, or the override.
- getFragment: function(fragment, forcePushState) {
- if (fragment == null) {
- if (this._hasPushState || !this._wantsHashChange || forcePushState) {
- fragment = decodeURI(this.location.pathname + this.location.search);
- var root = this.root.replace(trailingSlash, '');
- if (!fragment.indexOf(root)) fragment = fragment.slice(root.length);
- } else {
- fragment = this.getHash();
- }
- }
- return fragment.replace(routeStripper, '');
- },
- // Start the hash change handling, returning `true` if the current URL matches
- // an existing route, and `false` otherwise.
- start: function(options) {
- if (History.started) throw new Error("Backbone.history has already been started");
- History.started = true;
- // Figure out the initial configuration. Do we need an iframe?
- // Is pushState desired ... is it available?
- this.options = _.extend({root: '/'}, this.options, options);
- this.root = this.options.root;
- this._wantsHashChange = this.options.hashChange !== false;
- this._hasHashChange = 'onhashchange' in window;
- this._wantsPushState = !!this.options.pushState;
- this._hasPushState = !!(this.options.pushState && this.history && this.history.pushState);
- var fragment = this.getFragment();
- // Add a cross-platform `addEventListener` shim for older browsers.
- var addEventListener = window.addEventListener || function (eventName, listener) {
- return attachEvent('on' + eventName, listener);
- };
- // Normalize root to always include a leading and trailing slash.
- this.root = ('/' + this.root + '/').replace(rootStripper, '/');
- // Proxy an iframe to handle location events if the browser doesn't
- // support the `hashchange` event, HTML5 history, or the user wants
- // `hashChange` but not `pushState`.
- if (!this._hasHashChange && this._wantsHashChange && (!this._wantsPushState || !this._hasPushState)) {
- var iframe = document.createElement('iframe');
- iframe.src = 'javascript:0';
- iframe.style.display = 'none';
- iframe.tabIndex = -1;
- var body = document.body;
- // Using `appendChild` will throw on IE < 9 if the document is not ready.
- this.iframe = body.insertBefore(iframe, body.firstChild).contentWindow;
- this.navigate(fragment);
- }
- // Depending on whether we're using pushState or hashes, and whether
- // 'onhashchange' is supported, determine how we check the URL state.
- if (this._hasPushState) {
- addEventListener('popstate', this.checkUrl, false);
- } else if (this._wantsHashChange && this._hasHashChange && !this.iframe) {
- addEventListener('hashchange', this.checkUrl, false);
- } else if (this._wantsHashChange) {
- this._checkUrlInterval = setInterval(this.checkUrl, this.interval);
- }
- // Determine if we need to change the base url, for a pushState link
- // opened by a non-pushState browser.
- this.fragment = fragment;
- var loc = this.location;
- // Transition from hashChange to pushState or vice versa if both are
- // requested.
- if (this._wantsHashChange && this._wantsPushState) {
- // If we've started off with a route from a `pushState`-enabled
- // browser, but we're currently in a browser that doesn't support it...
- if (!this._hasPushState && !this.atRoot()) {
- this.fragment = this.getFragment(null, true);
- this.location.replace(this.root + '#' + this.fragment);
- // Return immediately as browser will do redirect to new url
- return true;
- // Or if we've started out with a hash-based route, but we're currently
- // in a browser where it could be `pushState`-based instead...
- } else if (this._hasPushState && this.atRoot() && loc.hash) {
- this.fragment = this.getHash().replace(routeStripper, '');
- this.history.replaceState({}, document.title, this.root + this.fragment);
- }
- }
- if (!this.options.silent) return this.loadUrl();
- },
- // Disable Backbone.history, perhaps temporarily. Not useful in a real app,
- // but possibly useful for unit testing Routers.
- stop: function() {
- // Add a cross-platform `removeEventListener` shim for older browsers.
- var removeEventListener = window.removeEventListener || function (eventName, listener) {
- return detachEvent('on' + eventName, listener);
- };
- if (this._hasPushState) {
- removeEventListener('popstate', this.checkUrl, false);
- } else if (this._wantsHashChange && this._hasHashChange && !this.iframe) {
- removeEventListener('hashchange', this.checkUrl, false);
- }
- // Some environments will throw when clearing an undefined interval.
- if (this._checkUrlInterval) clearInterval(this._checkUrlInterval);
- History.started = false;
- },
- // Add a route to be tested when the fragment changes. Routes added later
- // may override previous routes.
- route: function(route, callback) {
- this.handlers.unshift({route: route, callback: callback});
- },
- // Checks the current URL to see if it has changed, and if it has,
- // calls `loadUrl`, normalizing across the hidden iframe.
- checkUrl: function(e) {
- var current = this.getFragment();
- if (current === this.fragment && this.iframe) {
- current = this.getFragment(this.getHash(this.iframe));
- }
- if (current === this.fragment) return false;
- if (this.iframe) this.navigate(current);
- this.loadUrl();
- },
- // Attempt to load the current URL fragment. If a route succeeds with a
- // match, returns `true`. If no defined routes matches the fragment,
- // returns `false`.
- loadUrl: function(fragment) {
- fragment = this.fragment = this.getFragment(fragment);
- return _.any(this.handlers, function(handler) {
- if (handler.route.test(fragment)) {
- handler.callback(fragment);
- return true;
- }
- });
- },
- // Save a fragment into the hash history, or replace the URL state if the
- // 'replace' option is passed. You are responsible for properly URL-encoding
- // the fragment in advance.
- //
- // The options object can contain `trigger: true` if you wish to have the
- // route callback be fired (not usually desirable), or `replace: true`, if
- // you wish to modify the current URL without adding an entry to the history.
- navigate: function(fragment, options) {
- if (!History.started) return false;
- if (!options || options === true) options = {trigger: !!options};
- var url = this.root + (fragment = this.getFragment(fragment || ''));
- // Strip the hash for matching.
- fragment = fragment.replace(pathStripper, '');
- if (this.fragment === fragment) return;
- this.fragment = fragment;
- // Don't include a trailing slash on the root.
- if (fragment === '' && url !== '/') url = url.slice(0, -1);
- // If pushState is available, we use it to set the fragment as a real URL.
- if (this._hasPushState) {
- this.history[options.replace ? 'replaceState' : 'pushState']({}, document.title, url);
- // If hash changes haven't been explicitly disabled, update the hash
- // fragment to store history.
- } else if (this._wantsHashChange) {
- this._updateHash(this.location, fragment, options.replace);
- if (this.iframe && (fragment !== this.getFragment(this.getHash(this.iframe)))) {
- // Opening and closing the iframe tricks IE7 and earlier to push a
- // history entry on hash-tag change. When replace is true, we don't
- // want this.
- if(!options.replace) this.iframe.document.open().close();
- this._updateHash(this.iframe.location, fragment, options.replace);
- }
- // If you've told us that you explicitly don't want fallback hashchange-
- // based history, then `navigate` becomes a page refresh.
- } else {
- return this.location.assign(url);
- }
- if (options.trigger) return this.loadUrl(fragment);
- },
- // Update the hash location, either replacing the current entry, or adding
- // a new one to the browser history.
- _updateHash: function(location, fragment, replace) {
- if (replace) {
- var href = location.href.replace(/(javascript:|#).*$/, '');
- location.replace(href + '#' + fragment);
- } else {
- // Some browsers require that `hash` contains a leading #.
- location.hash = '#' + fragment;
- }
- }
- });
- // Create the default Backbone.history.
- Backbone.history = new History;
- // Helpers
- // -------
- // Helper function to correctly set up the prototype chain, for subclasses.
- // Similar to `goog.inherits`, but uses a hash of prototype properties and
- // class properties to be extended.
- var extend = function(protoProps, staticProps) {
- var parent = this;
- var child;
- // The constructor function for the new subclass is either defined by you
- // (the "constructor" property in your `extend` definition), or defaulted
- // by us to simply call the parent's constructor.
- if (protoProps && _.has(protoProps, 'constructor')) {
- child = protoProps.constructor;
- } else {
- child = function(){ return parent.apply(this, arguments); };
- }
- // Add static properties to the constructor function, if supplied.
- _.extend(child, parent, staticProps);
- // Set the prototype chain to inherit from `parent`, without calling
- // `parent`'s constructor function.
- var Surrogate = function(){ this.constructor = child; };
- Surrogate.prototype = parent.prototype;
- child.prototype = new Surrogate;
- // Add prototype properties (instance properties) to the subclass,
- // if supplied.
- if (protoProps) _.extend(child.prototype, protoProps);
- // Set a convenience property in case the parent's prototype is needed
- // later.
- child.__super__ = parent.prototype;
- return child;
- };
- // Set up inheritance for the model, collection, router, view and history.
- Model.extend = Collection.extend = Router.extend = View.extend = History.extend = extend;
- // Throw an error when a URL is needed, and none is supplied.
- var urlError = function() {
- throw new Error('A "url" property or function must be specified');
- };
- // Wrap an optional error callback with a fallback error event.
- var wrapError = function(model, options) {
- var error = options.error;
- options.error = function(resp) {
- if (error) error(model, resp, options);
- model.trigger('error', model, resp, options);
- };
- };
- return Backbone;
- }));
- },{"underscore":7}],7:[function(require,module,exports){
- // Underscore.js 1.6.0
- // http://underscorejs.org
- // (c) 2009-2014 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- // Underscore may be freely distributed under the MIT license.
- (function() {
- // Baseline setup
- // --------------
- // Establish the root object, `window` in the browser, or `exports` on the server.
- var root = this;
- // Save the previous value of the `_` variable.
- var previousUnderscore = root._;
- // Establish the object that gets returned to break out of a loop iteration.
- var breaker = {};
- // Save bytes in the minified (but not gzipped) version:
- var ArrayProto = Array.prototype, ObjProto = Object.prototype, FuncProto = Function.prototype;
- // Create quick reference variables for speed access to core prototypes.
- var
- push = ArrayProto.push,
- slice = ArrayProto.slice,
- concat = ArrayProto.concat,
- toString = ObjProto.toString,
- hasOwnProperty = ObjProto.hasOwnProperty;
- // All **ECMAScript 5** native function implementations that we hope to use
- // are declared here.
- var
- nativeForEach = ArrayProto.forEach,
- nativeMap = ArrayProto.map,
- nativeReduce = ArrayProto.reduce,
- nativeReduceRight = ArrayProto.reduceRight,
- nativeFilter = ArrayProto.filter,
- nativeEvery = ArrayProto.every,
- nativeSome = ArrayProto.some,
- nativeIndexOf = ArrayProto.indexOf,
- nativeLastIndexOf = ArrayProto.lastIndexOf,
- nativeIsArray = Array.isArray,
- nativeKeys = Object.keys,
- nativeBind = FuncProto.bind;
- // Create a safe reference to the Underscore object for use below.
- var _ = function(obj) {
- if (obj instanceof _) return obj;
- if (!(this instanceof _)) return new _(obj);
- this._wrapped = obj;
- };
- // Export the Underscore object for **Node.js**, with
- // backwards-compatibility for the old `require()` API. If we're in
- // the browser, add `_` as a global object via a string identifier,
- // for Closure Compiler "advanced" mode.
- if (typeof exports !== 'undefined') {
- if (typeof module !== 'undefined' && module.exports) {
- exports = module.exports = _;
- }
- exports._ = _;
- } else {
- root._ = _;
- }
- // Current version.
- _.VERSION = '1.6.0';
- // Collection Functions
- // --------------------
- // The cornerstone, an `each` implementation, aka `forEach`.
- // Handles objects with the built-in `forEach`, arrays, and raw objects.
- // Delegates to **ECMAScript 5**'s native `forEach` if available.
- var each = _.each = _.forEach = function(obj, iterator, context) {
- if (obj == null) return obj;
- if (nativeForEach && obj.forEach === nativeForEach) {
- obj.forEach(iterator, context);
- } else if (obj.length === +obj.length) {
- for (var i = 0, length = obj.length; i < length; i++) {
- if (iterator.call(context, obj[i], i, obj) === breaker) return;
- }
- } else {
- var keys = _.keys(obj);
- for (var i = 0, length = keys.length; i < length; i++) {
- if (iterator.call(context, obj[keys[i]], keys[i], obj) === breaker) return;
- }
- }
- return obj;
- };
- // Return the results of applying the iterator to each element.
- // Delegates to **ECMAScript 5**'s native `map` if available.
- _.map = _.collect = function(obj, iterator, context) {
- var results = [];
- if (obj == null) return results;
- if (nativeMap && obj.map === nativeMap) return obj.map(iterator, context);
- each(obj, function(value, index, list) {
- results.push(iterator.call(context, value, index, list));
- });
- return results;
- };
- var reduceError = 'Reduce of empty array with no initial value';
- // **Reduce** builds up a single result from a list of values, aka `inject`,
- // or `foldl`. Delegates to **ECMAScript 5**'s native `reduce` if available.
- _.reduce = _.foldl = _.inject = function(obj, iterator, memo, context) {
- var initial = arguments.length > 2;
- if (obj == null) obj = [];
- if (nativeReduce && obj.reduce === nativeReduce) {
- if (context) iterator = _.bind(iterator, context);
- return initial ? obj.reduce(iterator, memo) : obj.reduce(iterator);
- }
- each(obj, function(value, index, list) {
- if (!initial) {
- memo = value;
- initial = true;
- } else {
- memo = iterator.call(context, memo, value, index, list);
- }
- });
- if (!initial) throw new TypeError(reduceError);
- return memo;
- };
- // The right-associative version of reduce, also known as `foldr`.
- // Delegates to **ECMAScript 5**'s native `reduceRight` if available.
- _.reduceRight = _.foldr = function(obj, iterator, memo, context) {
- var initial = arguments.length > 2;
- if (obj == null) obj = [];
- if (nativeReduceRight && obj.reduceRight === nativeReduceRight) {
- if (context) iterator = _.bind(iterator, context);
- return initial ? obj.reduceRight(iterator, memo) : obj.reduceRight(iterator);
- }
- var length = obj.length;
- if (length !== +length) {
- var keys = _.keys(obj);
- length = keys.length;
- }
- each(obj, function(value, index, list) {
- index = keys ? keys[--length] : --length;
- if (!initial) {
- memo = obj[index];
- initial = true;
- } else {
- memo = iterator.call(context, memo, obj[index], index, list);
- }
- });
- if (!initial) throw new TypeError(reduceError);
- return memo;
- };
- // Return the first value which passes a truth test. Aliased as `detect`.
- _.find = _.detect = function(obj, predicate, context) {
- var result;
- any(obj, function(value, index, list) {
- if (predicate.call(context, value, index, list)) {
- result = value;
- return true;
- }
- });
- return result;
- };
- // Return all the elements that pass a truth test.
- // Delegates to **ECMAScript 5**'s native `filter` if available.
- // Aliased as `select`.
- _.filter = _.select = function(obj, predicate, context) {
- var results = [];
- if (obj == null) return results;
- if (nativeFilter && obj.filter === nativeFilter) return obj.filter(predicate, context);
- each(obj, function(value, index, list) {
- if (predicate.call(context, value, index, list)) results.push(value);
- });
- return results;
- };
- // Return all the elements for which a truth test fails.
- _.reject = function(obj, predicate, context) {
- return _.filter(obj, function(value, index, list) {
- return !predicate.call(context, value, index, list);
- }, context);
- };
- // Determine whether all of the elements match a truth test.
- // Delegates to **ECMAScript 5**'s native `every` if available.
- // Aliased as `all`.
- _.every = _.all = function(obj, predicate, context) {
- predicate || (predicate = _.identity);
- var result = true;
- if (obj == null) return result;
- if (nativeEvery && obj.every === nativeEvery) return obj.every(predicate, context);
- each(obj, function(value, index, list) {
- if (!(result = result && predicate.call(context, value, index, list))) return breaker;
- });
- return !!result;
- };
- // Determine if at least one element in the object matches a truth test.
- // Delegates to **ECMAScript 5**'s native `some` if available.
- // Aliased as `any`.
- var any = _.some = _.any = function(obj, predicate, context) {
- predicate || (predicate = _.identity);
- var result = false;
- if (obj == null) return result;
- if (nativeSome && obj.some === nativeSome) return obj.some(predicate, context);
- each(obj, function(value, index, list) {
- if (result || (result = predicate.call(context, value, index, list))) return breaker;
- });
- return !!result;
- };
- // Determine if the array or object contains a given value (using `===`).
- // Aliased as `include`.
- _.contains = _.include = function(obj, target) {
- if (obj == null) return false;
- if (nativeIndexOf && obj.indexOf === nativeIndexOf) return obj.indexOf(target) != -1;
- return any(obj, function(value) {
- return value === target;
- });
- };
- // Invoke a method (with arguments) on every item in a collection.
- _.invoke = function(obj, method) {
- var args = slice.call(arguments, 2);
- var isFunc = _.isFunction(method);
- return _.map(obj, function(value) {
- return (isFunc ? method : value[method]).apply(value, args);
- });
- };
- // Convenience version of a common use case of `map`: fetching a property.
- _.pluck = function(obj, key) {
- return _.map(obj, _.property(key));
- };
- // Convenience version of a common use case of `filter`: selecting only objects
- // containing specific `key:value` pairs.
- _.where = function(obj, attrs) {
- return _.filter(obj, _.matches(attrs));
- };
- // Convenience version of a common use case of `find`: getting the first object
- // containing specific `key:value` pairs.
- _.findWhere = function(obj, attrs) {
- return _.find(obj, _.matches(attrs));
- };
- // Return the maximum element or (element-based computation).
- // Can't optimize arrays of integers longer than 65,535 elements.
- // See [WebKit Bug 80797](https://bugs.webkit.org/show_bug.cgi?id=80797)
- _.max = function(obj, iterator, context) {
- if (!iterator && _.isArray(obj) && obj[0] === +obj[0] && obj.length < 65535) {
- return Math.max.apply(Math, obj);
- }
- var result = -Infinity, lastComputed = -Infinity;
- each(obj, function(value, index, list) {
- var computed = iterator ? iterator.call(context, value, index, list) : value;
- if (computed > lastComputed) {
- result = value;
- lastComputed = computed;
- }
- });
- return result;
- };
- // Return the minimum element (or element-based computation).
- _.min = function(obj, iterator, context) {
- if (!iterator && _.isArray(obj) && obj[0] === +obj[0] && obj.length < 65535) {
- return Math.min.apply(Math, obj);
- }
- var result = Infinity, lastComputed = Infinity;
- each(obj, function(value, index, list) {
- var computed = iterator ? iterator.call(context, value, index, list) : value;
- if (computed < lastComputed) {
- result = value;
- lastComputed = computed;
- }
- });
- return result;
- };
- // Shuffle an array, using the modern version of the
- // [Fisher-Yates shuffle](http://en.wikipedia.org/wiki/Fisher–Yates_shuffle).
- _.shuffle = function(obj) {
- var rand;
- var index = 0;
- var shuffled = [];
- each(obj, function(value) {
- rand = _.random(index++);
- shuffled[index - 1] = shuffled[rand];
- shuffled[rand] = value;
- });
- return shuffled;
- };
- // Sample **n** random values from a collection.
- // If **n** is not specified, returns a single random element.
- // The internal `guard` argument allows it to work with `map`.
- _.sample = function(obj, n, guard) {
- if (n == null || guard) {
- if (obj.length !== +obj.length) obj = _.values(obj);
- return obj[_.random(obj.length - 1)];
- }
- return _.shuffle(obj).slice(0, Math.max(0, n));
- };
- // An internal function to generate lookup iterators.
- var lookupIterator = function(value) {
- if (value == null) return _.identity;
- if (_.isFunction(value)) return value;
- return _.property(value);
- };
- // Sort the object's values by a criterion produced by an iterator.
- _.sortBy = function(obj, iterator, context) {
- iterator = lookupIterator(iterator);
- return _.pluck(_.map(obj, function(value, index, list) {
- return {
- value: value,
- index: index,
- criteria: iterator.call(context, value, index, list)
- };
- }).sort(function(left, right) {
- var a = left.criteria;
- var b = right.criteria;
- if (a !== b) {
- if (a > b || a === void 0) return 1;
- if (a < b || b === void 0) return -1;
- }
- return left.index - right.index;
- }), 'value');
- };
- // An internal function used for aggregate "group by" operations.
- var group = function(behavior) {
- return function(obj, iterator, context) {
- var result = {};
- iterator = lookupIterator(iterator);
- each(obj, function(value, index) {
- var key = iterator.call(context, value, index, obj);
- behavior(result, key, value);
- });
- return result;
- };
- };
- // Groups the object's values by a criterion. Pass either a string attribute
- // to group by, or a function that returns the criterion.
- _.groupBy = group(function(result, key, value) {
- _.has(result, key) ? result[key].push(value) : result[key] = [value];
- });
- // Indexes the object's values by a criterion, similar to `groupBy`, but for
- // when you know that your index values will be unique.
- _.indexBy = group(function(result, key, value) {
- result[key] = value;
- });
- // Counts instances of an object that group by a certain criterion. Pass
- // either a string attribute to count by, or a function that returns the
- // criterion.
- _.countBy = group(function(result, key) {
- _.has(result, key) ? result[key]++ : result[key] = 1;
- });
- // Use a comparator function to figure out the smallest index at which
- // an object should be inserted so as to maintain order. Uses binary search.
- _.sortedIndex = function(array, obj, iterator, context) {
- iterator = lookupIterator(iterator);
- var value = iterator.call(context, obj);
- var low = 0, high = array.length;
- while (low < high) {
- var mid = (low + high) >>> 1;
- iterator.call(context, array[mid]) < value ? low = mid + 1 : high = mid;
- }
- return low;
- };
- // Safely create a real, live array from anything iterable.
- _.toArray = function(obj) {
- if (!obj) return [];
- if (_.isArray(obj)) return slice.call(obj);
- if (obj.length === +obj.length) return _.map(obj, _.identity);
- return _.values(obj);
- };
- // Return the number of elements in an object.
- _.size = function(obj) {
- if (obj == null) return 0;
- return (obj.length === +obj.length) ? obj.length : _.keys(obj).length;
- };
- // Array Functions
- // ---------------
- // Get the first element of an array. Passing **n** will return the first N
- // values in the array. Aliased as `head` and `take`. The **guard** check
- // allows it to work with `_.map`.
- _.first = _.head = _.take = function(array, n, guard) {
- if (array == null) return void 0;
- if ((n == null) || guard) return array[0];
- if (n < 0) return [];
- return slice.call(array, 0, n);
- };
- // Returns everything but the last entry of the array. Especially useful on
- // the arguments object. Passing **n** will return all the values in
- // the array, excluding the last N. The **guard** check allows it to work with
- // `_.map`.
- _.initial = function(array, n, guard) {
- return slice.call(array, 0, array.length - ((n == null) || guard ? 1 : n));
- };
- // Get the last element of an array. Passing **n** will return the last N
- // values in the array. The **guard** check allows it to work with `_.map`.
- _.last = function(array, n, guard) {
- if (array == null) return void 0;
- if ((n == null) || guard) return array[array.length - 1];
- return slice.call(array, Math.max(array.length - n, 0));
- };
- // Returns everything but the first entry of the array. Aliased as `tail` and `drop`.
- // Especially useful on the arguments object. Passing an **n** will return
- // the rest N values in the array. The **guard**
- // check allows it to work with `_.map`.
- _.rest = _.tail = _.drop = function(array, n, guard) {
- return slice.call(array, (n == null) || guard ? 1 : n);
- };
- // Trim out all falsy values from an array.
- _.compact = function(array) {
- return _.filter(array, _.identity);
- };
- // Internal implementation of a recursive `flatten` function.
- var flatten = function(input, shallow, output) {
- if (shallow && _.every(input, _.isArray)) {
- return concat.apply(output, input);
- }
- each(input, function(value) {
- if (_.isArray(value) || _.isArguments(value)) {
- shallow ? push.apply(output, value) : flatten(value, shallow, output);
- } else {
- output.push(value);
- }
- });
- return output;
- };
- // Flatten out an array, either recursively (by default), or just one level.
- _.flatten = function(array, shallow) {
- return flatten(array, shallow, []);
- };
- // Return a version of the array that does not contain the specified value(s).
- _.without = function(array) {
- return _.difference(array, slice.call(arguments, 1));
- };
- // Split an array into two arrays: one whose elements all satisfy the given
- // predicate, and one whose elements all do not satisfy the predicate.
- _.partition = function(array, predicate) {
- var pass = [], fail = [];
- each(array, function(elem) {
- (predicate(elem) ? pass : fail).push(elem);
- });
- return [pass, fail];
- };
- // Produce a duplicate-free version of the array. If the array has already
- // been sorted, you have the option of using a faster algorithm.
- // Aliased as `unique`.
- _.uniq = _.unique = function(array, isSorted, iterator, context) {
- if (_.isFunction(isSorted)) {
- context = iterator;
- iterator = isSorted;
- isSorted = false;
- }
- var initial = iterator ? _.map(array, iterator, context) : array;
- var results = [];
- var seen = [];
- each(initial, function(value, index) {
- if (isSorted ? (!index || seen[seen.length - 1] !== value) : !_.contains(seen, value)) {
- seen.push(value);
- results.push(array[index]);
- }
- });
- return results;
- };
- // Produce an array that contains the union: each distinct element from all of
- // the passed-in arrays.
- _.union = function() {
- return _.uniq(_.flatten(arguments, true));
- };
- // Produce an array that contains every item shared between all the
- // passed-in arrays.
- _.intersection = function(array) {
- var rest = slice.call(arguments, 1);
- return _.filter(_.uniq(array), function(item) {
- return _.every(rest, function(other) {
- return _.contains(other, item);
- });
- });
- };
- // Take the difference between one array and a number of other arrays.
- // Only the elements present in just the first array will remain.
- _.difference = function(array) {
- var rest = concat.apply(ArrayProto, slice.call(arguments, 1));
- return _.filter(array, function(value){ return !_.contains(rest, value); });
- };
- // Zip together multiple lists into a single array -- elements that share
- // an index go together.
- _.zip = function() {
- var length = _.max(_.pluck(arguments, 'length').concat(0));
- var results = new Array(length);
- for (var i = 0; i < length; i++) {
- results[i] = _.pluck(arguments, '' + i);
- }
- return results;
- };
- // Converts lists into objects. Pass either a single array of `[key, value]`
- // pairs, or two parallel arrays of the same length -- one of keys, and one of
- // the corresponding values.
- _.object = function(list, values) {
- if (list == null) return {};
- var result = {};
- for (var i = 0, length = list.length; i < length; i++) {
- if (values) {
- result[list[i]] = values[i];
- } else {
- result[list[i][0]] = list[i][1];
- }
- }
- return result;
- };
- // If the browser doesn't supply us with indexOf (I'm looking at you, **MSIE**),
- // we need this function. Return the position of the first occurrence of an
- // item in an array, or -1 if the item is not included in the array.
- // Delegates to **ECMAScript 5**'s native `indexOf` if available.
- // If the array is large and already in sort order, pass `true`
- // for **isSorted** to use binary search.
- _.indexOf = function(array, item, isSorted) {
- if (array == null) return -1;
- var i = 0, length = array.length;
- if (isSorted) {
- if (typeof isSorted == 'number') {
- i = (isSorted < 0 ? Math.max(0, length + isSorted) : isSorted);
- } else {
- i = _.sortedIndex(array, item);
- return array[i] === item ? i : -1;
- }
- }
- if (nativeIndexOf && array.indexOf === nativeIndexOf) return array.indexOf(item, isSorted);
- for (; i < length; i++) if (array[i] === item) return i;
- return -1;
- };
- // Delegates to **ECMAScript 5**'s native `lastIndexOf` if available.
- _.lastIndexOf = function(array, item, from) {
- if (array == null) return -1;
- var hasIndex = from != null;
- if (nativeLastIndexOf && array.lastIndexOf === nativeLastIndexOf) {
- return hasIndex ? array.lastIndexOf(item, from) : array.lastIndexOf(item);
- }
- var i = (hasIndex ? from : array.length);
- while (i--) if (array[i] === item) return i;
- return -1;
- };
- // Generate an integer Array containing an arithmetic progression. A port of
- // the native Python `range()` function. See
- // [the Python documentation](http://docs.python.org/library/functions.html#range).
- _.range = function(start, stop, step) {
- if (arguments.length <= 1) {
- stop = start || 0;
- start = 0;
- }
- step = arguments[2] || 1;
- var length = Math.max(Math.ceil((stop - start) / step), 0);
- var idx = 0;
- var range = new Array(length);
- while(idx < length) {
- range[idx++] = start;
- start += step;
- }
- return range;
- };
- // Function (ahem) Functions
- // ------------------
- // Reusable constructor function for prototype setting.
- var ctor = function(){};
- // Create a function bound to a given object (assigning `this`, and arguments,
- // optionally). Delegates to **ECMAScript 5**'s native `Function.bind` if
- // available.
- _.bind = function(func, context) {
- var args, bound;
- if (nativeBind && func.bind === nativeBind) return nativeBind.apply(func, slice.call(arguments, 1));
- if (!_.isFunction(func)) throw new TypeError;
- args = slice.call(arguments, 2);
- return bound = function() {
- if (!(this instanceof bound)) return func.apply(context, args.concat(slice.call(arguments)));
- ctor.prototype = func.prototype;
- var self = new ctor;
- ctor.prototype = null;
- var result = func.apply(self, args.concat(slice.call(arguments)));
- if (Object(result) === result) return result;
- return self;
- };
- };
- // Partially apply a function by creating a version that has had some of its
- // arguments pre-filled, without changing its dynamic `this` context. _ acts
- // as a placeholder, allowing any combination of arguments to be pre-filled.
- _.partial = function(func) {
- var boundArgs = slice.call(arguments, 1);
- return function() {
- var position = 0;
- var args = boundArgs.slice();
- for (var i = 0, length = args.length; i < length; i++) {
- if (args[i] === _) args[i] = arguments[position++];
- }
- while (position < arguments.length) args.push(arguments[position++]);
- return func.apply(this, args);
- };
- };
- // Bind a number of an object's methods to that object. Remaining arguments
- // are the method names to be bound. Useful for ensuring that all callbacks
- // defined on an object belong to it.
- _.bindAll = function(obj) {
- var funcs = slice.call(arguments, 1);
- if (funcs.length === 0) throw new Error('bindAll must be passed function names');
- each(funcs, function(f) { obj[f] = _.bind(obj[f], obj); });
- return obj;
- };
- // Memoize an expensive function by storing its results.
- _.memoize = function(func, hasher) {
- var memo = {};
- hasher || (hasher = _.identity);
- return function() {
- var key = hasher.apply(this, arguments);
- return _.has(memo, key) ? memo[key] : (memo[key] = func.apply(this, arguments));
- };
- };
- // Delays a function for the given number of milliseconds, and then calls
- // it with the arguments supplied.
- _.delay = function(func, wait) {
- var args = slice.call(arguments, 2);
- return setTimeout(function(){ return func.apply(null, args); }, wait);
- };
- // Defers a function, scheduling it to run after the current call stack has
- // cleared.
- _.defer = function(func) {
- return _.delay.apply(_, [func, 1].concat(slice.call(arguments, 1)));
- };
- // Returns a function, that, when invoked, will only be triggered at most once
- // during a given window of time. Normally, the throttled function will run
- // as much as it can, without ever going more than once per `wait` duration;
- // but if you'd like to disable the execution on the leading edge, pass
- // `{leading: false}`. To disable execution on the trailing edge, ditto.
- _.throttle = function(func, wait, options) {
- var context, args, result;
- var timeout = null;
- var previous = 0;
- options || (options = {});
- var later = function() {
- previous = options.leading === false ? 0 : _.now();
- timeout = null;
- result = func.apply(context, args);
- context = args = null;
- };
- return function() {
- var now = _.now();
- if (!previous && options.leading === false) previous = now;
- var remaining = wait - (now - previous);
- context = this;
- args = arguments;
- if (remaining <= 0) {
- clearTimeout(timeout);
- timeout = null;
- previous = now;
- result = func.apply(context, args);
- context = args = null;
- } else if (!timeout && options.trailing !== false) {
- timeout = setTimeout(later, remaining);
- }
- return result;
- };
- };
- // Returns a function, that, as long as it continues to be invoked, will not
- // be triggered. The function will be called after it stops being called for
- // N milliseconds. If `immediate` is passed, trigger the function on the
- // leading edge, instead of the trailing.
- _.debounce = function(func, wait, immediate) {
- var timeout, args, context, timestamp, result;
- var later = function() {
- var last = _.now() - timestamp;
- if (last < wait) {
- timeout = setTimeout(later, wait - last);
- } else {
- timeout = null;
- if (!immediate) {
- result = func.apply(context, args);
- context = args = null;
- }
- }
- };
- return function() {
- context = this;
- args = arguments;
- timestamp = _.now();
- var callNow = immediate && !timeout;
- if (!timeout) {
- timeout = setTimeout(later, wait);
- }
- if (callNow) {
- result = func.apply(context, args);
- context = args = null;
- }
- return result;
- };
- };
- // Returns a function that will be executed at most one time, no matter how
- // often you call it. Useful for lazy initialization.
- _.once = function(func) {
- var ran = false, memo;
- return function() {
- if (ran) return memo;
- ran = true;
- memo = func.apply(this, arguments);
- func = null;
- return memo;
- };
- };
- // Returns the first function passed as an argument to the second,
- // allowing you to adjust arguments, run code before and after, and
- // conditionally execute the original function.
- _.wrap = function(func, wrapper) {
- return _.partial(wrapper, func);
- };
- // Returns a function that is the composition of a list of functions, each
- // consuming the return value of the function that follows.
- _.compose = function() {
- var funcs = arguments;
- return function() {
- var args = arguments;
- for (var i = funcs.length - 1; i >= 0; i--) {
- args = [funcs[i].apply(this, args)];
- }
- return args[0];
- };
- };
- // Returns a function that will only be executed after being called N times.
- _.after = function(times, func) {
- return function() {
- if (--times < 1) {
- return func.apply(this, arguments);
- }
- };
- };
- // Object Functions
- // ----------------
- // Retrieve the names of an object's properties.
- // Delegates to **ECMAScript 5**'s native `Object.keys`
- _.keys = function(obj) {
- if (!_.isObject(obj)) return [];
- if (nativeKeys) return nativeKeys(obj);
- var keys = [];
- for (var key in obj) if (_.has(obj, key)) keys.push(key);
- return keys;
- };
- // Retrieve the values of an object's properties.
- _.values = function(obj) {
- var keys = _.keys(obj);
- var length = keys.length;
- var values = new Array(length);
- for (var i = 0; i < length; i++) {
- values[i] = obj[keys[i]];
- }
- return values;
- };
- // Convert an object into a list of `[key, value]` pairs.
- _.pairs = function(obj) {
- var keys = _.keys(obj);
- var length = keys.length;
- var pairs = new Array(length);
- for (var i = 0; i < length; i++) {
- pairs[i] = [keys[i], obj[keys[i]]];
- }
- return pairs;
- };
- // Invert the keys and values of an object. The values must be serializable.
- _.invert = function(obj) {
- var result = {};
- var keys = _.keys(obj);
- for (var i = 0, length = keys.length; i < length; i++) {
- result[obj[keys[i]]] = keys[i];
- }
- return result;
- };
- // Return a sorted list of the function names available on the object.
- // Aliased as `methods`
- _.functions = _.methods = function(obj) {
- var names = [];
- for (var key in obj) {
- if (_.isFunction(obj[key])) names.push(key);
- }
- return names.sort();
- };
- // Extend a given object with all the properties in passed-in object(s).
- _.extend = function(obj) {
- each(slice.call(arguments, 1), function(source) {
- if (source) {
- for (var prop in source) {
- obj[prop] = source[prop];
- }
- }
- });
- return obj;
- };
- // Return a copy of the object only containing the whitelisted properties.
- _.pick = function(obj) {
- var copy = {};
- var keys = concat.apply(ArrayProto, slice.call(arguments, 1));
- each(keys, function(key) {
- if (key in obj) copy[key] = obj[key];
- });
- return copy;
- };
- // Return a copy of the object without the blacklisted properties.
- _.omit = function(obj) {
- var copy = {};
- var keys = concat.apply(ArrayProto, slice.call(arguments, 1));
- for (var key in obj) {
- if (!_.contains(keys, key)) copy[key] = obj[key];
- }
- return copy;
- };
- // Fill in a given object with default properties.
- _.defaults = function(obj) {
- each(slice.call(arguments, 1), function(source) {
- if (source) {
- for (var prop in source) {
- if (obj[prop] === void 0) obj[prop] = source[prop];
- }
- }
- });
- return obj;
- };
- // Create a (shallow-cloned) duplicate of an object.
- _.clone = function(obj) {
- if (!_.isObject(obj)) return obj;
- return _.isArray(obj) ? obj.slice() : _.extend({}, obj);
- };
- // Invokes interceptor with the obj, and then returns obj.
- // The primary purpose of this method is to "tap into" a method chain, in
- // order to perform operations on intermediate results within the chain.
- _.tap = function(obj, interceptor) {
- interceptor(obj);
- return obj;
- };
- // Internal recursive comparison function for `isEqual`.
- var eq = function(a, b, aStack, bStack) {
- // Identical objects are equal. `0 === -0`, but they aren't identical.
- // See the [Harmony `egal` proposal](http://wiki.ecmascript.org/doku.php?id=harmony:egal).
- if (a === b) return a !== 0 || 1 / a == 1 / b;
- // A strict comparison is necessary because `null == undefined`.
- if (a == null || b == null) return a === b;
- // Unwrap any wrapped objects.
- if (a instanceof _) a = a._wrapped;
- if (b instanceof _) b = b._wrapped;
- // Compare `[[Class]]` names.
- var className = toString.call(a);
- if (className != toString.call(b)) return false;
- switch (className) {
- // Strings, numbers, dates, and booleans are compared by value.
- case '[object String]':
- // Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is
- // equivalent to `new String("5")`.
- return a == String(b);
- case '[object Number]':
- // `NaN`s are equivalent, but non-reflexive. An `egal` comparison is performed for
- // other numeric values.
- return a != +a ? b != +b : (a == 0 ? 1 / a == 1 / b : a == +b);
- case '[object Date]':
- case '[object Boolean]':
- // Coerce dates and booleans to numeric primitive values. Dates are compared by their
- // millisecond representations. Note that invalid dates with millisecond representations
- // of `NaN` are not equivalent.
- return +a == +b;
- // RegExps are compared by their source patterns and flags.
- case '[object RegExp]':
- return a.source == b.source &&
- a.global == b.global &&
- a.multiline == b.multiline &&
- a.ignoreCase == b.ignoreCase;
- }
- if (typeof a != 'object' || typeof b != 'object') return false;
- // Assume equality for cyclic structures. The algorithm for detecting cyclic
- // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`.
- var length = aStack.length;
- while (length--) {
- // Linear search. Performance is inversely proportional to the number of
- // unique nested structures.
- if (aStack[length] == a) return bStack[length] == b;
- }
- // Objects with different constructors are not equivalent, but `Object`s
- // from different frames are.
- var aCtor = a.constructor, bCtor = b.constructor;
- if (aCtor !== bCtor && !(_.isFunction(aCtor) && (aCtor instanceof aCtor) &&
- _.isFunction(bCtor) && (bCtor instanceof bCtor))
- && ('constructor' in a && 'constructor' in b)) {
- return false;
- }
- // Add the first object to the stack of traversed objects.
- aStack.push(a);
- bStack.push(b);
- var size = 0, result = true;
- // Recursively compare objects and arrays.
- if (className == '[object Array]') {
- // Compare array lengths to determine if a deep comparison is necessary.
- size = a.length;
- result = size == b.length;
- if (result) {
- // Deep compare the contents, ignoring non-numeric properties.
- while (size--) {
- if (!(result = eq(a[size], b[size], aStack, bStack))) break;
- }
- }
- } else {
- // Deep compare objects.
- for (var key in a) {
- if (_.has(a, key)) {
- // Count the expected number of properties.
- size++;
- // Deep compare each member.
- if (!(result = _.has(b, key) && eq(a[key], b[key], aStack, bStack))) break;
- }
- }
- // Ensure that both objects contain the same number of properties.
- if (result) {
- for (key in b) {
- if (_.has(b, key) && !(size--)) break;
- }
- result = !size;
- }
- }
- // Remove the first object from the stack of traversed objects.
- aStack.pop();
- bStack.pop();
- return result;
- };
- // Perform a deep comparison to check if two objects are equal.
- _.isEqual = function(a, b) {
- return eq(a, b, [], []);
- };
- // Is a given array, string, or object empty?
- // An "empty" object has no enumerable own-properties.
- _.isEmpty = function(obj) {
- if (obj == null) return true;
- if (_.isArray(obj) || _.isString(obj)) return obj.length === 0;
- for (var key in obj) if (_.has(obj, key)) return false;
- return true;
- };
- // Is a given value a DOM element?
- _.isElement = function(obj) {
- return !!(obj && obj.nodeType === 1);
- };
- // Is a given value an array?
- // Delegates to ECMA5's native Array.isArray
- _.isArray = nativeIsArray || function(obj) {
- return toString.call(obj) == '[object Array]';
- };
- // Is a given variable an object?
- _.isObject = function(obj) {
- return obj === Object(obj);
- };
- // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp.
- each(['Arguments', 'Function', 'String', 'Number', 'Date', 'RegExp'], function(name) {
- _['is' + name] = function(obj) {
- return toString.call(obj) == '[object ' + name + ']';
- };
- });
- // Define a fallback version of the method in browsers (ahem, IE), where
- // there isn't any inspectable "Arguments" type.
- if (!_.isArguments(arguments)) {
- _.isArguments = function(obj) {
- return !!(obj && _.has(obj, 'callee'));
- };
- }
- // Optimize `isFunction` if appropriate.
- if (typeof (/./) !== 'function') {
- _.isFunction = function(obj) {
- return typeof obj === 'function';
- };
- }
- // Is a given object a finite number?
- _.isFinite = function(obj) {
- return isFinite(obj) && !isNaN(parseFloat(obj));
- };
- // Is the given value `NaN`? (NaN is the only number which does not equal itself).
- _.isNaN = function(obj) {
- return _.isNumber(obj) && obj != +obj;
- };
- // Is a given value a boolean?
- _.isBoolean = function(obj) {
- return obj === true || obj === false || toString.call(obj) == '[object Boolean]';
- };
- // Is a given value equal to null?
- _.isNull = function(obj) {
- return obj === null;
- };
- // Is a given variable undefined?
- _.isUndefined = function(obj) {
- return obj === void 0;
- };
- // Shortcut function for checking if an object has a given property directly
- // on itself (in other words, not on a prototype).
- _.has = function(obj, key) {
- return hasOwnProperty.call(obj, key);
- };
- // Utility Functions
- // -----------------
- // Run Underscore.js in *noConflict* mode, returning the `_` variable to its
- // previous owner. Returns a reference to the Underscore object.
- _.noConflict = function() {
- root._ = previousUnderscore;
- return this;
- };
- // Keep the identity function around for default iterators.
- _.identity = function(value) {
- return value;
- };
- _.constant = function(value) {
- return function () {
- return value;
- };
- };
- _.property = function(key) {
- return function(obj) {
- return obj[key];
- };
- };
- // Returns a predicate for checking whether an object has a given set of `key:value` pairs.
- _.matches = function(attrs) {
- return function(obj) {
- if (obj === attrs) return true; //avoid comparing an object to itself.
- for (var key in attrs) {
- if (attrs[key] !== obj[key])
- return false;
- }
- return true;
- }
- };
- // Run a function **n** times.
- _.times = function(n, iterator, context) {
- var accum = Array(Math.max(0, n));
- for (var i = 0; i < n; i++) accum[i] = iterator.call(context, i);
- return accum;
- };
- // Return a random integer between min and max (inclusive).
- _.random = function(min, max) {
- if (max == null) {
- max = min;
- min = 0;
- }
- return min + Math.floor(Math.random() * (max - min + 1));
- };
- // A (possibly faster) way to get the current timestamp as an integer.
- _.now = Date.now || function() { return new Date().getTime(); };
- // List of HTML entities for escaping.
- var entityMap = {
- escape: {
- '&': '&',
- '<': '<',
- '>': '>',
- '"': '"',
- "'": '''
- }
- };
- entityMap.unescape = _.invert(entityMap.escape);
- // Regexes containing the keys and values listed immediately above.
- var entityRegexes = {
- escape: new RegExp('[' + _.keys(entityMap.escape).join('') + ']', 'g'),
- unescape: new RegExp('(' + _.keys(entityMap.unescape).join('|') + ')', 'g')
- };
- // Functions for escaping and unescaping strings to/from HTML interpolation.
- _.each(['escape', 'unescape'], function(method) {
- _[method] = function(string) {
- if (string == null) return '';
- return ('' + string).replace(entityRegexes[method], function(match) {
- return entityMap[method][match];
- });
- };
- });
- // If the value of the named `property` is a function then invoke it with the
- // `object` as context; otherwise, return it.
- _.result = function(object, property) {
- if (object == null) return void 0;
- var value = object[property];
- return _.isFunction(value) ? value.call(object) : value;
- };
- // Add your own custom functions to the Underscore object.
- _.mixin = function(obj) {
- each(_.functions(obj), function(name) {
- var func = _[name] = obj[name];
- _.prototype[name] = function() {
- var args = [this._wrapped];
- push.apply(args, arguments);
- return result.call(this, func.apply(_, args));
- };
- });
- };
- // Generate a unique integer id (unique within the entire client session).
- // Useful for temporary DOM ids.
- var idCounter = 0;
- _.uniqueId = function(prefix) {
- var id = ++idCounter + '';
- return prefix ? prefix + id : id;
- };
- // By default, Underscore uses ERB-style template delimiters, change the
- // following template settings to use alternative delimiters.
- _.templateSettings = {
- evaluate : /<%([\s\S]+?)%>/g,
- interpolate : /<%=([\s\S]+?)%>/g,
- escape : /<%-([\s\S]+?)%>/g
- };
- // When customizing `templateSettings`, if you don't want to define an
- // interpolation, evaluation or escaping regex, we need one that is
- // guaranteed not to match.
- var noMatch = /(.)^/;
- // Certain characters need to be escaped so that they can be put into a
- // string literal.
- var escapes = {
- "'": "'",
- '\\': '\\',
- '\r': 'r',
- '\n': 'n',
- '\t': 't',
- '\u2028': 'u2028',
- '\u2029': 'u2029'
- };
- var escaper = /\\|'|\r|\n|\t|\u2028|\u2029/g;
- // JavaScript micro-templating, similar to John Resig's implementation.
- // Underscore templating handles arbitrary delimiters, preserves whitespace,
- // and correctly escapes quotes within interpolated code.
- _.template = function(text, data, settings) {
- var render;
- settings = _.defaults({}, settings, _.templateSettings);
- // Combine delimiters into one regular expression via alternation.
- var matcher = new RegExp([
- (settings.escape || noMatch).source,
- (settings.interpolate || noMatch).source,
- (settings.evaluate || noMatch).source
- ].join('|') + '|$', 'g');
- // Compile the template source, escaping string literals appropriately.
- var index = 0;
- var source = "__p+='";
- text.replace(matcher, function(match, escape, interpolate, evaluate, offset) {
- source += text.slice(index, offset)
- .replace(escaper, function(match) { return '\\' + escapes[match]; });
- if (escape) {
- source += "'+\n((__t=(" + escape + "))==null?'':_.escape(__t))+\n'";
- }
- if (interpolate) {
- source += "'+\n((__t=(" + interpolate + "))==null?'':__t)+\n'";
- }
- if (evaluate) {
- source += "';\n" + evaluate + "\n__p+='";
- }
- index = offset + match.length;
- return match;
- });
- source += "';\n";
- // If a variable is not specified, place data values in local scope.
- if (!settings.variable) source = 'with(obj||{}){\n' + source + '}\n';
- source = "var __t,__p='',__j=Array.prototype.join," +
- "print=function(){__p+=__j.call(arguments,'');};\n" +
- source + "return __p;\n";
- try {
- render = new Function(settings.variable || 'obj', '_', source);
- } catch (e) {
- e.source = source;
- throw e;
- }
- if (data) return render(data, _);
- var template = function(data) {
- return render.call(this, data, _);
- };
- // Provide the compiled function source as a convenience for precompilation.
- template.source = 'function(' + (settings.variable || 'obj') + '){\n' + source + '}';
- return template;
- };
- // Add a "chain" function, which will delegate to the wrapper.
- _.chain = function(obj) {
- return _(obj).chain();
- };
- // OOP
- // ---------------
- // If Underscore is called as a function, it returns a wrapped object that
- // can be used OO-style. This wrapper holds altered versions of all the
- // underscore functions. Wrapped objects may be chained.
- // Helper function to continue chaining intermediate results.
- var result = function(obj) {
- return this._chain ? _(obj).chain() : obj;
- };
- // Add all of the Underscore functions to the wrapper object.
- _.mixin(_);
- // Add all mutator Array functions to the wrapper.
- each(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function(name) {
- var method = ArrayProto[name];
- _.prototype[name] = function() {
- var obj = this._wrapped;
- method.apply(obj, arguments);
- if ((name == 'shift' || name == 'splice') && obj.length === 0) delete obj[0];
- return result.call(this, obj);
- };
- });
- // Add all accessor Array functions to the wrapper.
- each(['concat', 'join', 'slice'], function(name) {
- var method = ArrayProto[name];
- _.prototype[name] = function() {
- return result.call(this, method.apply(this._wrapped, arguments));
- };
- });
- _.extend(_.prototype, {
- // Start chaining a wrapped Underscore object.
- chain: function() {
- this._chain = true;
- return this;
- },
- // Extracts the result from a wrapped and chained object.
- value: function() {
- return this._wrapped;
- }
- });
- // AMD registration happens at the end for compatibility with AMD loaders
- // that may not enforce next-turn semantics on modules. Even though general
- // practice for AMD registration is to be anonymous, underscore registers
- // as a named module because, like jQuery, it is a base library that is
- // popular enough to be bundled in a third party lib, but not be part of
- // an AMD load request. Those cases could generate an error when an
- // anonymous define() is called outside of a loader request.
- if (typeof define === 'function' && define.amd) {
- define('underscore', [], function() {
- return _;
- });
- }
- }).call(this);
- },{}],8:[function(require,module,exports){
- },{}],9:[function(require,module,exports){
- (function (global){
- !function(e){if("object"==typeof exports)module.exports=e();else if("function"==typeof define&&define.amd)define(e);else{var f;"undefined"!=typeof window?f=window:"undefined"!=typeof global?f=global:"undefined"!=typeof self&&(f=self),f.jade=e()}}(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
- 'use strict';
- /**
- * Merge two attribute objects giving precedence
- * to values in object `b`. Classes are special-cased
- * allowing for arrays and merging/joining appropriately
- * resulting in a string.
- *
- * @param {Object} a
- * @param {Object} b
- * @return {Object} a
- * @api private
- */
- exports.merge = function merge(a, b) {
- if (arguments.length === 1) {
- var attrs = a[0];
- for (var i = 1; i < a.length; i++) {
- attrs = merge(attrs, a[i]);
- }
- return attrs;
- }
- var ac = a['class'];
- var bc = b['class'];
- if (ac || bc) {
- ac = ac || [];
- bc = bc || [];
- if (!Array.isArray(ac)) ac = [ac];
- if (!Array.isArray(bc)) bc = [bc];
- a['class'] = ac.concat(bc).filter(nulls);
- }
- for (var key in b) {
- if (key != 'class') {
- a[key] = b[key];
- }
- }
- return a;
- };
- /**
- * Filter null `val`s.
- *
- * @param {*} val
- * @return {Boolean}
- * @api private
- */
- function nulls(val) {
- return val != null && val !== '';
- }
- /**
- * join array as classes.
- *
- * @param {*} val
- * @return {String}
- */
- exports.joinClasses = joinClasses;
- function joinClasses(val) {
- return Array.isArray(val) ? val.map(joinClasses).filter(nulls).join(' ') : val;
- }
- /**
- * Render the given classes.
- *
- * @param {Array} classes
- * @param {Array.<Boolean>} escaped
- * @return {String}
- */
- exports.cls = function cls(classes, escaped) {
- var buf = [];
- for (var i = 0; i < classes.length; i++) {
- if (escaped && escaped[i]) {
- buf.push(exports.escape(joinClasses([classes[i]])));
- } else {
- buf.push(joinClasses(classes[i]));
- }
- }
- var text = joinClasses(buf);
- if (text.length) {
- return ' class="' + text + '"';
- } else {
- return '';
- }
- };
- /**
- * Render the given attribute.
- *
- * @param {String} key
- * @param {String} val
- * @param {Boolean} escaped
- * @param {Boolean} terse
- * @return {String}
- */
- exports.attr = function attr(key, val, escaped, terse) {
- if ('boolean' == typeof val || null == val) {
- if (val) {
- return ' ' + (terse ? key : key + '="' + key + '"');
- } else {
- return '';
- }
- } else if (0 == key.indexOf('data') && 'string' != typeof val) {
- return ' ' + key + "='" + JSON.stringify(val).replace(/'/g, ''') + "'";
- } else if (escaped) {
- return ' ' + key + '="' + exports.escape(val) + '"';
- } else {
- return ' ' + key + '="' + val + '"';
- }
- };
- /**
- * Render the given attributes object.
- *
- * @param {Object} obj
- * @param {Object} escaped
- * @return {String}
- */
- exports.attrs = function attrs(obj, terse){
- var buf = [];
- var keys = Object.keys(obj);
- if (keys.length) {
- for (var i = 0; i < keys.length; ++i) {
- var key = keys[i]
- , val = obj[key];
- if ('class' == key) {
- if (val = joinClasses(val)) {
- buf.push(' ' + key + '="' + val + '"');
- }
- } else {
- buf.push(exports.attr(key, val, false, terse));
- }
- }
- }
- return buf.join('');
- };
- /**
- * Escape the given string of `html`.
- *
- * @param {String} html
- * @return {String}
- * @api private
- */
- exports.escape = function escape(html){
- var result = String(html)
- .replace(/&/g, '&')
- .replace(/</g, '<')
- .replace(/>/g, '>')
- .replace(/"/g, '"');
- if (result === '' + html) return html;
- else return result;
- };
- /**
- * Re-throw the given `err` in context to the
- * the jade in `filename` at the given `lineno`.
- *
- * @param {Error} err
- * @param {String} filename
- * @param {String} lineno
- * @api private
- */
- exports.rethrow = function rethrow(err, filename, lineno, str){
- if (!(err instanceof Error)) throw err;
- if ((typeof window != 'undefined' || !filename) && !str) {
- err.message += ' on line ' + lineno;
- throw err;
- }
- try {
- str = str || require('fs').readFileSync(filename, 'utf8')
- } catch (ex) {
- rethrow(err, null, lineno)
- }
- var context = 3
- , lines = str.split('\n')
- , start = Math.max(lineno - context, 0)
- , end = Math.min(lines.length, lineno + context);
- // Error context
- var context = lines.slice(start, end).map(function(line, i){
- var curr = i + start + 1;
- return (curr == lineno ? ' > ' : ' ')
- + curr
- + '| '
- + line;
- }).join('\n');
- // Alter exception message
- err.path = filename;
- err.message = (filename || 'Jade') + ':' + lineno
- + '\n' + context + '\n\n' + err.message;
- throw err;
- };
- },{"fs":2}],2:[function(require,module,exports){
- },{}]},{},[1])
- (1)
- });
- }).call(this,typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
- },{"fs":8}],10:[function(require,module,exports){
- /*!
- * jQuery JavaScript Library v2.1.0
- * http://jquery.com/
- *
- * Includes Sizzle.js
- * http://sizzlejs.com/
- *
- * Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors
- * Released under the MIT license
- * http://jquery.org/license
- *
- * Date: 2014-01-23T21:10Z
- */
- (function( global, factory ) {
- if ( typeof module === "object" && typeof module.exports === "object" ) {
- // For CommonJS and CommonJS-like environments where a proper window is present,
- // execute the factory and get jQuery
- // For environments that do not inherently posses a window with a document
- // (such as Node.js), expose a jQuery-making factory as module.exports
- // This accentuates the need for the creation of a real window
- // e.g. var jQuery = require("jquery")(window);
- // See ticket #14549 for more info
- module.exports = global.document ?
- factory( global, true ) :
- function( w ) {
- if ( !w.document ) {
- throw new Error( "jQuery requires a window with a document" );
- }
- return factory( w );
- };
- } else {
- factory( global );
- }
- // Pass this if window is not defined yet
- }(typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
- // Can't do this because several apps including ASP.NET trace
- // the stack via arguments.caller.callee and Firefox dies if
- // you try to trace through "use strict" call chains. (#13335)
- // Support: Firefox 18+
- //
- var arr = [];
- var slice = arr.slice;
- var concat = arr.concat;
- var push = arr.push;
- var indexOf = arr.indexOf;
- var class2type = {};
- var toString = class2type.toString;
- var hasOwn = class2type.hasOwnProperty;
- var trim = "".trim;
- var support = {};
- var
- // Use the correct document accordingly with window argument (sandbox)
- document = window.document,
- version = "2.1.0",
- // Define a local copy of jQuery
- jQuery = function( selector, context ) {
- // The jQuery object is actually just the init constructor 'enhanced'
- // Need init if jQuery is called (just allow error to be thrown if not included)
- return new jQuery.fn.init( selector, context );
- },
- // Matches dashed string for camelizing
- rmsPrefix = /^-ms-/,
- rdashAlpha = /-([\da-z])/gi,
- // Used by jQuery.camelCase as callback to replace()
- fcamelCase = function( all, letter ) {
- return letter.toUpperCase();
- };
- jQuery.fn = jQuery.prototype = {
- // The current version of jQuery being used
- jquery: version,
- constructor: jQuery,
- // Start with an empty selector
- selector: "",
- // The default length of a jQuery object is 0
- length: 0,
- toArray: function() {
- return slice.call( this );
- },
- // Get the Nth element in the matched element set OR
- // Get the whole matched element set as a clean array
- get: function( num ) {
- return num != null ?
- // Return a 'clean' array
- ( num < 0 ? this[ num + this.length ] : this[ num ] ) :
- // Return just the object
- slice.call( this );
- },
- // Take an array of elements and push it onto the stack
- // (returning the new matched element set)
- pushStack: function( elems ) {
- // Build a new jQuery matched element set
- var ret = jQuery.merge( this.constructor(), elems );
- // Add the old object onto the stack (as a reference)
- ret.prevObject = this;
- ret.context = this.context;
- // Return the newly-formed element set
- return ret;
- },
- // Execute a callback for every element in the matched set.
- // (You can seed the arguments with an array of args, but this is
- // only used internally.)
- each: function( callback, args ) {
- return jQuery.each( this, callback, args );
- },
- map: function( callback ) {
- return this.pushStack( jQuery.map(this, function( elem, i ) {
- return callback.call( elem, i, elem );
- }));
- },
- slice: function() {
- return this.pushStack( slice.apply( this, arguments ) );
- },
- first: function() {
- return this.eq( 0 );
- },
- last: function() {
- return this.eq( -1 );
- },
- eq: function( i ) {
- var len = this.length,
- j = +i + ( i < 0 ? len : 0 );
- return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] );
- },
- end: function() {
- return this.prevObject || this.constructor(null);
- },
- // For internal use only.
- // Behaves like an Array's method, not like a jQuery method.
- push: push,
- sort: arr.sort,
- splice: arr.splice
- };
- jQuery.extend = jQuery.fn.extend = function() {
- var options, name, src, copy, copyIsArray, clone,
- target = arguments[0] || {},
- i = 1,
- length = arguments.length,
- deep = false;
- // Handle a deep copy situation
- if ( typeof target === "boolean" ) {
- deep = target;
- // skip the boolean and the target
- target = arguments[ i ] || {};
- i++;
- }
- // Handle case when target is a string or something (possible in deep copy)
- if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
- target = {};
- }
- // extend jQuery itself if only one argument is passed
- if ( i === length ) {
- target = this;
- i--;
- }
- for ( ; i < length; i++ ) {
- // Only deal with non-null/undefined values
- if ( (options = arguments[ i ]) != null ) {
- // Extend the base object
- for ( name in options ) {
- src = target[ name ];
- copy = options[ name ];
- // Prevent never-ending loop
- if ( target === copy ) {
- continue;
- }
- // Recurse if we're merging plain objects or arrays
- if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
- if ( copyIsArray ) {
- copyIsArray = false;
- clone = src && jQuery.isArray(src) ? src : [];
- } else {
- clone = src && jQuery.isPlainObject(src) ? src : {};
- }
- // Never move original objects, clone them
- target[ name ] = jQuery.extend( deep, clone, copy );
- // Don't bring in undefined values
- } else if ( copy !== undefined ) {
- target[ name ] = copy;
- }
- }
- }
- }
- // Return the modified object
- return target;
- };
- jQuery.extend({
- // Unique for each copy of jQuery on the page
- expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),
- // Assume jQuery is ready without the ready module
- isReady: true,
- error: function( msg ) {
- throw new Error( msg );
- },
- noop: function() {},
- // See test/unit/core.js for details concerning isFunction.
- // Since version 1.3, DOM methods and functions like alert
- // aren't supported. They return false on IE (#2968).
- isFunction: function( obj ) {
- return jQuery.type(obj) === "function";
- },
- isArray: Array.isArray,
- isWindow: function( obj ) {
- return obj != null && obj === obj.window;
- },
- isNumeric: function( obj ) {
- // parseFloat NaNs numeric-cast false positives (null|true|false|"")
- // ...but misinterprets leading-number strings, particularly hex literals ("0x...")
- // subtraction forces infinities to NaN
- return obj - parseFloat( obj ) >= 0;
- },
- isPlainObject: function( obj ) {
- // Not plain objects:
- // - Any object or value whose internal [[Class]] property is not "[object Object]"
- // - DOM nodes
- // - window
- if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
- return false;
- }
- // Support: Firefox <20
- // The try/catch suppresses exceptions thrown when attempting to access
- // the "constructor" property of certain host objects, ie. |window.location|
- // https://bugzilla.mozilla.org/show_bug.cgi?id=814622
- try {
- if ( obj.constructor &&
- !hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) {
- return false;
- }
- } catch ( e ) {
- return false;
- }
- // If the function hasn't returned already, we're confident that
- // |obj| is a plain object, created by {} or constructed with new Object
- return true;
- },
- isEmptyObject: function( obj ) {
- var name;
- for ( name in obj ) {
- return false;
- }
- return true;
- },
- type: function( obj ) {
- if ( obj == null ) {
- return obj + "";
- }
- // Support: Android < 4.0, iOS < 6 (functionish RegExp)
- return typeof obj === "object" || typeof obj === "function" ?
- class2type[ toString.call(obj) ] || "object" :
- typeof obj;
- },
- // Evaluates a script in a global context
- globalEval: function( code ) {
- var script,
- indirect = eval;
- code = jQuery.trim( code );
- if ( code ) {
- // If the code includes a valid, prologue position
- // strict mode pragma, execute code by injecting a
- // script tag into the document.
- if ( code.indexOf("use strict") === 1 ) {
- script = document.createElement("script");
- script.text = code;
- document.head.appendChild( script ).parentNode.removeChild( script );
- } else {
- // Otherwise, avoid the DOM node creation, insertion
- // and removal by using an indirect global eval
- indirect( code );
- }
- }
- },
- // Convert dashed to camelCase; used by the css and data modules
- // Microsoft forgot to hump their vendor prefix (#9572)
- camelCase: function( string ) {
- return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
- },
- nodeName: function( elem, name ) {
- return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
- },
- // args is for internal usage only
- each: function( obj, callback, args ) {
- var value,
- i = 0,
- length = obj.length,
- isArray = isArraylike( obj );
- if ( args ) {
- if ( isArray ) {
- for ( ; i < length; i++ ) {
- value = callback.apply( obj[ i ], args );
- if ( value === false ) {
- break;
- }
- }
- } else {
- for ( i in obj ) {
- value = callback.apply( obj[ i ], args );
- if ( value === false ) {
- break;
- }
- }
- }
- // A special, fast, case for the most common use of each
- } else {
- if ( isArray ) {
- for ( ; i < length; i++ ) {
- value = callback.call( obj[ i ], i, obj[ i ] );
- if ( value === false ) {
- break;
- }
- }
- } else {
- for ( i in obj ) {
- value = callback.call( obj[ i ], i, obj[ i ] );
- if ( value === false ) {
- break;
- }
- }
- }
- }
- return obj;
- },
- trim: function( text ) {
- return text == null ? "" : trim.call( text );
- },
- // results is for internal usage only
- makeArray: function( arr, results ) {
- var ret = results || [];
- if ( arr != null ) {
- if ( isArraylike( Object(arr) ) ) {
- jQuery.merge( ret,
- typeof arr === "string" ?
- [ arr ] : arr
- );
- } else {
- push.call( ret, arr );
- }
- }
- return ret;
- },
- inArray: function( elem, arr, i ) {
- return arr == null ? -1 : indexOf.call( arr, elem, i );
- },
- merge: function( first, second ) {
- var len = +second.length,
- j = 0,
- i = first.length;
- for ( ; j < len; j++ ) {
- first[ i++ ] = second[ j ];
- }
- first.length = i;
- return first;
- },
- grep: function( elems, callback, invert ) {
- var callbackInverse,
- matches = [],
- i = 0,
- length = elems.length,
- callbackExpect = !invert;
- // Go through the array, only saving the items
- // that pass the validator function
- for ( ; i < length; i++ ) {
- callbackInverse = !callback( elems[ i ], i );
- if ( callbackInverse !== callbackExpect ) {
- matches.push( elems[ i ] );
- }
- }
- return matches;
- },
- // arg is for internal usage only
- map: function( elems, callback, arg ) {
- var value,
- i = 0,
- length = elems.length,
- isArray = isArraylike( elems ),
- ret = [];
- // Go through the array, translating each of the items to their new values
- if ( isArray ) {
- for ( ; i < length; i++ ) {
- value = callback( elems[ i ], i, arg );
- if ( value != null ) {
- ret.push( value );
- }
- }
- // Go through every key on the object,
- } else {
- for ( i in elems ) {
- value = callback( elems[ i ], i, arg );
- if ( value != null ) {
- ret.push( value );
- }
- }
- }
- // Flatten any nested arrays
- return concat.apply( [], ret );
- },
- // A global GUID counter for objects
- guid: 1,
- // Bind a function to a context, optionally partially applying any
- // arguments.
- proxy: function( fn, context ) {
- var tmp, args, proxy;
- if ( typeof context === "string" ) {
- tmp = fn[ context ];
- context = fn;
- fn = tmp;
- }
- // Quick check to determine if target is callable, in the spec
- // this throws a TypeError, but we will just return undefined.
- if ( !jQuery.isFunction( fn ) ) {
- return undefined;
- }
- // Simulated bind
- args = slice.call( arguments, 2 );
- proxy = function() {
- return fn.apply( context || this, args.concat( slice.call( arguments ) ) );
- };
- // Set the guid of unique handler to the same of original handler, so it can be removed
- proxy.guid = fn.guid = fn.guid || jQuery.guid++;
- return proxy;
- },
- now: Date.now,
- // jQuery.support is not used in Core but other projects attach their
- // properties to it so it needs to exist.
- support: support
- });
- // Populate the class2type map
- jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
- class2type[ "[object " + name + "]" ] = name.toLowerCase();
- });
- function isArraylike( obj ) {
- var length = obj.length,
- type = jQuery.type( obj );
- if ( type === "function" || jQuery.isWindow( obj ) ) {
- return false;
- }
- if ( obj.nodeType === 1 && length ) {
- return true;
- }
- return type === "array" || length === 0 ||
- typeof length === "number" && length > 0 && ( length - 1 ) in obj;
- }
- var Sizzle =
- /*!
- * Sizzle CSS Selector Engine v1.10.16
- * http://sizzlejs.com/
- *
- * Copyright 2013 jQuery Foundation, Inc. and other contributors
- * Released under the MIT license
- * http://jquery.org/license
- *
- * Date: 2014-01-13
- */
- (function( window ) {
- var i,
- support,
- Expr,
- getText,
- isXML,
- compile,
- outermostContext,
- sortInput,
- hasDuplicate,
- // Local document vars
- setDocument,
- document,
- docElem,
- documentIsHTML,
- rbuggyQSA,
- rbuggyMatches,
- matches,
- contains,
- // Instance-specific data
- expando = "sizzle" + -(new Date()),
- preferredDoc = window.document,
- dirruns = 0,
- done = 0,
- classCache = createCache(),
- tokenCache = createCache(),
- compilerCache = createCache(),
- sortOrder = function( a, b ) {
- if ( a === b ) {
- hasDuplicate = true;
- }
- return 0;
- },
- // General-purpose constants
- strundefined = typeof undefined,
- MAX_NEGATIVE = 1 << 31,
- // Instance methods
- hasOwn = ({}).hasOwnProperty,
- arr = [],
- pop = arr.pop,
- push_native = arr.push,
- push = arr.push,
- slice = arr.slice,
- // Use a stripped-down indexOf if we can't use a native one
- indexOf = arr.indexOf || function( elem ) {
- var i = 0,
- len = this.length;
- for ( ; i < len; i++ ) {
- if ( this[i] === elem ) {
- return i;
- }
- }
- return -1;
- },
- booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
- // Regular expressions
- // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
- whitespace = "[\\x20\\t\\r\\n\\f]",
- // http://www.w3.org/TR/css3-syntax/#characters
- characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
- // Loosely modeled on CSS identifier characters
- // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
- // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
- identifier = characterEncoding.replace( "w", "w#" ),
- // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
- attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
- "*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
- // Prefer arguments quoted,
- // then not containing pseudos/brackets,
- // then attribute selectors/non-parenthetical expressions,
- // then anything else
- // These preferences are here to reduce the number of selectors
- // needing tokenize in the PSEUDO preFilter
- pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)",
- // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
- rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
- rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
- rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
- rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ),
- rpseudo = new RegExp( pseudos ),
- ridentifier = new RegExp( "^" + identifier + "$" ),
- matchExpr = {
- "ID": new RegExp( "^#(" + characterEncoding + ")" ),
- "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
- "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
- "ATTR": new RegExp( "^" + attributes ),
- "PSEUDO": new RegExp( "^" + pseudos ),
- "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
- "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
- "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
- "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
- // For use in libraries implementing .is()
- // We use this for POS matching in `select`
- "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
- whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
- },
- rinputs = /^(?:input|select|textarea|button)$/i,
- rheader = /^h\d$/i,
- rnative = /^[^{]+\{\s*\[native \w/,
- // Easily-parseable/retrievable ID or TAG or CLASS selectors
- rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
- rsibling = /[+~]/,
- rescape = /'|\\/g,
- // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
- runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
- funescape = function( _, escaped, escapedWhitespace ) {
- var high = "0x" + escaped - 0x10000;
- // NaN means non-codepoint
- // Support: Firefox
- // Workaround erroneous numeric interpretation of +"0x"
- return high !== high || escapedWhitespace ?
- escaped :
- high < 0 ?
- // BMP codepoint
- String.fromCharCode( high + 0x10000 ) :
- // Supplemental Plane codepoint (surrogate pair)
- String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
- };
- // Optimize for push.apply( _, NodeList )
- try {
- push.apply(
- (arr = slice.call( preferredDoc.childNodes )),
- preferredDoc.childNodes
- );
- // Support: Android<4.0
- // Detect silently failing push.apply
- arr[ preferredDoc.childNodes.length ].nodeType;
- } catch ( e ) {
- push = { apply: arr.length ?
- // Leverage slice if possible
- function( target, els ) {
- push_native.apply( target, slice.call(els) );
- } :
- // Support: IE<9
- // Otherwise append directly
- function( target, els ) {
- var j = target.length,
- i = 0;
- // Can't trust NodeList.length
- while ( (target[j++] = els[i++]) ) {}
- target.length = j - 1;
- }
- };
- }
- function Sizzle( selector, context, results, seed ) {
- var match, elem, m, nodeType,
- // QSA vars
- i, groups, old, nid, newContext, newSelector;
- if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
- setDocument( context );
- }
- context = context || document;
- results = results || [];
- if ( !selector || typeof selector !== "string" ) {
- return results;
- }
- if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
- return [];
- }
- if ( documentIsHTML && !seed ) {
- // Shortcuts
- if ( (match = rquickExpr.exec( selector )) ) {
- // Speed-up: Sizzle("#ID")
- if ( (m = match[1]) ) {
- if ( nodeType === 9 ) {
- elem = context.getElementById( m );
- // Check parentNode to catch when Blackberry 4.6 returns
- // nodes that are no longer in the document (jQuery #6963)
- if ( elem && elem.parentNode ) {
- // Handle the case where IE, Opera, and Webkit return items
- // by name instead of ID
- if ( elem.id === m ) {
- results.push( elem );
- return results;
- }
- } else {
- return results;
- }
- } else {
- // Context is not a document
- if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
- contains( context, elem ) && elem.id === m ) {
- results.push( elem );
- return results;
- }
- }
- // Speed-up: Sizzle("TAG")
- } else if ( match[2] ) {
- push.apply( results, context.getElementsByTagName( selector ) );
- return results;
- // Speed-up: Sizzle(".CLASS")
- } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) {
- push.apply( results, context.getElementsByClassName( m ) );
- return results;
- }
- }
- // QSA path
- if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
- nid = old = expando;
- newContext = context;
- newSelector = nodeType === 9 && selector;
- // qSA works strangely on Element-rooted queries
- // We can work around this by specifying an extra ID on the root
- // and working up from there (Thanks to Andrew Dupont for the technique)
- // IE 8 doesn't work on object elements
- if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
- groups = tokenize( selector );
- if ( (old = context.getAttribute("id")) ) {
- nid = old.replace( rescape, "\\$&" );
- } else {
- context.setAttribute( "id", nid );
- }
- nid = "[id='" + nid + "'] ";
- i = groups.length;
- while ( i-- ) {
- groups[i] = nid + toSelector( groups[i] );
- }
- newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context;
- newSelector = groups.join(",");
- }
- if ( newSelector ) {
- try {
- push.apply( results,
- newContext.querySelectorAll( newSelector )
- );
- return results;
- } catch(qsaError) {
- } finally {
- if ( !old ) {
- context.removeAttribute("id");
- }
- }
- }
- }
- }
- // All others
- return select( selector.replace( rtrim, "$1" ), context, results, seed );
- }
- /**
- * Create key-value caches of limited size
- * @returns {Function(string, Object)} Returns the Object data after storing it on itself with
- * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
- * deleting the oldest entry
- */
- function createCache() {
- var keys = [];
- function cache( key, value ) {
- // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
- if ( keys.push( key + " " ) > Expr.cacheLength ) {
- // Only keep the most recent entries
- delete cache[ keys.shift() ];
- }
- return (cache[ key + " " ] = value);
- }
- return cache;
- }
- /**
- * Mark a function for special use by Sizzle
- * @param {Function} fn The function to mark
- */
- function markFunction( fn ) {
- fn[ expando ] = true;
- return fn;
- }
- /**
- * Support testing using an element
- * @param {Function} fn Passed the created div and expects a boolean result
- */
- function assert( fn ) {
- var div = document.createElement("div");
- try {
- return !!fn( div );
- } catch (e) {
- return false;
- } finally {
- // Remove from its parent by default
- if ( div.parentNode ) {
- div.parentNode.removeChild( div );
- }
- // release memory in IE
- div = null;
- }
- }
- /**
- * Adds the same handler for all of the specified attrs
- * @param {String} attrs Pipe-separated list of attributes
- * @param {Function} handler The method that will be applied
- */
- function addHandle( attrs, handler ) {
- var arr = attrs.split("|"),
- i = attrs.length;
- while ( i-- ) {
- Expr.attrHandle[ arr[i] ] = handler;
- }
- }
- /**
- * Checks document order of two siblings
- * @param {Element} a
- * @param {Element} b
- * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
- */
- function siblingCheck( a, b ) {
- var cur = b && a,
- diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
- ( ~b.sourceIndex || MAX_NEGATIVE ) -
- ( ~a.sourceIndex || MAX_NEGATIVE );
- // Use IE sourceIndex if available on both nodes
- if ( diff ) {
- return diff;
- }
- // Check if b follows a
- if ( cur ) {
- while ( (cur = cur.nextSibling) ) {
- if ( cur === b ) {
- return -1;
- }
- }
- }
- return a ? 1 : -1;
- }
- /**
- * Returns a function to use in pseudos for input types
- * @param {String} type
- */
- function createInputPseudo( type ) {
- return function( elem ) {
- var name = elem.nodeName.toLowerCase();
- return name === "input" && elem.type === type;
- };
- }
- /**
- * Returns a function to use in pseudos for buttons
- * @param {String} type
- */
- function createButtonPseudo( type ) {
- return function( elem ) {
- var name = elem.nodeName.toLowerCase();
- return (name === "input" || name === "button") && elem.type === type;
- };
- }
- /**
- * Returns a function to use in pseudos for positionals
- * @param {Function} fn
- */
- function createPositionalPseudo( fn ) {
- return markFunction(function( argument ) {
- argument = +argument;
- return markFunction(function( seed, matches ) {
- var j,
- matchIndexes = fn( [], seed.length, argument ),
- i = matchIndexes.length;
- // Match elements found at the specified indexes
- while ( i-- ) {
- if ( seed[ (j = matchIndexes[i]) ] ) {
- seed[j] = !(matches[j] = seed[j]);
- }
- }
- });
- });
- }
- /**
- * Checks a node for validity as a Sizzle context
- * @param {Element|Object=} context
- * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
- */
- function testContext( context ) {
- return context && typeof context.getElementsByTagName !== strundefined && context;
- }
- // Expose support vars for convenience
- support = Sizzle.support = {};
- /**
- * Detects XML nodes
- * @param {Element|Object} elem An element or a document
- * @returns {Boolean} True iff elem is a non-HTML XML node
- */
- isXML = Sizzle.isXML = function( elem ) {
- // documentElement is verified for cases where it doesn't yet exist
- // (such as loading iframes in IE - #4833)
- var documentElement = elem && (elem.ownerDocument || elem).documentElement;
- return documentElement ? documentElement.nodeName !== "HTML" : false;
- };
- /**
- * Sets document-related variables once based on the current document
- * @param {Element|Object} [doc] An element or document object to use to set the document
- * @returns {Object} Returns the current document
- */
- setDocument = Sizzle.setDocument = function( node ) {
- var hasCompare,
- doc = node ? node.ownerDocument || node : preferredDoc,
- parent = doc.defaultView;
- // If no document and documentElement is available, return
- if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
- return document;
- }
- // Set our document
- document = doc;
- docElem = doc.documentElement;
- // Support tests
- documentIsHTML = !isXML( doc );
- // Support: IE>8
- // If iframe document is assigned to "document" variable and if iframe has been reloaded,
- // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936
- // IE6-8 do not support the defaultView property so parent will be undefined
- if ( parent && parent !== parent.top ) {
- // IE11 does not have attachEvent, so all must suffer
- if ( parent.addEventListener ) {
- parent.addEventListener( "unload", function() {
- setDocument();
- }, false );
- } else if ( parent.attachEvent ) {
- parent.attachEvent( "onunload", function() {
- setDocument();
- });
- }
- }
- /* Attributes
- ---------------------------------------------------------------------- */
- // Support: IE<8
- // Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans)
- support.attributes = assert(function( div ) {
- div.className = "i";
- return !div.getAttribute("className");
- });
- /* getElement(s)By*
- ---------------------------------------------------------------------- */
- // Check if getElementsByTagName("*") returns only elements
- support.getElementsByTagName = assert(function( div ) {
- div.appendChild( doc.createComment("") );
- return !div.getElementsByTagName("*").length;
- });
- // Check if getElementsByClassName can be trusted
- support.getElementsByClassName = rnative.test( doc.getElementsByClassName ) && assert(function( div ) {
- div.innerHTML = "<div class='a'></div><div class='a i'></div>";
- // Support: Safari<4
- // Catch class over-caching
- div.firstChild.className = "i";
- // Support: Opera<10
- // Catch gEBCN failure to find non-leading classes
- return div.getElementsByClassName("i").length === 2;
- });
- // Support: IE<10
- // Check if getElementById returns elements by name
- // The broken getElementById methods don't pick up programatically-set names,
- // so use a roundabout getElementsByName test
- support.getById = assert(function( div ) {
- docElem.appendChild( div ).id = expando;
- return !doc.getElementsByName || !doc.getElementsByName( expando ).length;
- });
- // ID find and filter
- if ( support.getById ) {
- Expr.find["ID"] = function( id, context ) {
- if ( typeof context.getElementById !== strundefined && documentIsHTML ) {
- var m = context.getElementById( id );
- // Check parentNode to catch when Blackberry 4.6 returns
- // nodes that are no longer in the document #6963
- return m && m.parentNode ? [m] : [];
- }
- };
- Expr.filter["ID"] = function( id ) {
- var attrId = id.replace( runescape, funescape );
- return function( elem ) {
- return elem.getAttribute("id") === attrId;
- };
- };
- } else {
- // Support: IE6/7
- // getElementById is not reliable as a find shortcut
- delete Expr.find["ID"];
- Expr.filter["ID"] = function( id ) {
- var attrId = id.replace( runescape, funescape );
- return function( elem ) {
- var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
- return node && node.value === attrId;
- };
- };
- }
- // Tag
- Expr.find["TAG"] = support.getElementsByTagName ?
- function( tag, context ) {
- if ( typeof context.getElementsByTagName !== strundefined ) {
- return context.getElementsByTagName( tag );
- }
- } :
- function( tag, context ) {
- var elem,
- tmp = [],
- i = 0,
- results = context.getElementsByTagName( tag );
- // Filter out possible comments
- if ( tag === "*" ) {
- while ( (elem = results[i++]) ) {
- if ( elem.nodeType === 1 ) {
- tmp.push( elem );
- }
- }
- return tmp;
- }
- return results;
- };
- // Class
- Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
- if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) {
- return context.getElementsByClassName( className );
- }
- };
- /* QSA/matchesSelector
- ---------------------------------------------------------------------- */
- // QSA and matchesSelector support
- // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
- rbuggyMatches = [];
- // qSa(:focus) reports false when true (Chrome 21)
- // We allow this because of a bug in IE8/9 that throws an error
- // whenever `document.activeElement` is accessed on an iframe
- // So, we allow :focus to pass through QSA all the time to avoid the IE error
- // See http://bugs.jquery.com/ticket/13378
- rbuggyQSA = [];
- if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) {
- // Build QSA regex
- // Regex strategy adopted from Diego Perini
- assert(function( div ) {
- // Select is set to empty string on purpose
- // This is to test IE's treatment of not explicitly
- // setting a boolean content attribute,
- // since its presence should be enough
- // http://bugs.jquery.com/ticket/12359
- div.innerHTML = "<select t=''><option selected=''></option></select>";
- // Support: IE8, Opera 10-12
- // Nothing should be selected when empty strings follow ^= or $= or *=
- if ( div.querySelectorAll("[t^='']").length ) {
- rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
- }
- // Support: IE8
- // Boolean attributes and "value" are not treated correctly
- if ( !div.querySelectorAll("[selected]").length ) {
- rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
- }
- // Webkit/Opera - :checked should return selected option elements
- // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
- // IE8 throws error here and will not see later tests
- if ( !div.querySelectorAll(":checked").length ) {
- rbuggyQSA.push(":checked");
- }
- });
- assert(function( div ) {
- // Support: Windows 8 Native Apps
- // The type and name attributes are restricted during .innerHTML assignment
- var input = doc.createElement("input");
- input.setAttribute( "type", "hidden" );
- div.appendChild( input ).setAttribute( "name", "D" );
- // Support: IE8
- // Enforce case-sensitivity of name attribute
- if ( div.querySelectorAll("[name=d]").length ) {
- rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" );
- }
- // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
- // IE8 throws error here and will not see later tests
- if ( !div.querySelectorAll(":enabled").length ) {
- rbuggyQSA.push( ":enabled", ":disabled" );
- }
- // Opera 10-11 does not throw on post-comma invalid pseudos
- div.querySelectorAll("*,:x");
- rbuggyQSA.push(",.*:");
- });
- }
- if ( (support.matchesSelector = rnative.test( (matches = docElem.webkitMatchesSelector ||
- docElem.mozMatchesSelector ||
- docElem.oMatchesSelector ||
- docElem.msMatchesSelector) )) ) {
- assert(function( div ) {
- // Check to see if it's possible to do matchesSelector
- // on a disconnected node (IE 9)
- support.disconnectedMatch = matches.call( div, "div" );
- // This should fail with an exception
- // Gecko does not error, returns false instead
- matches.call( div, "[s!='']:x" );
- rbuggyMatches.push( "!=", pseudos );
- });
- }
- rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
- rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
- /* Contains
- ---------------------------------------------------------------------- */
- hasCompare = rnative.test( docElem.compareDocumentPosition );
- // Element contains another
- // Purposefully does not implement inclusive descendent
- // As in, an element does not contain itself
- contains = hasCompare || rnative.test( docElem.contains ) ?
- function( a, b ) {
- var adown = a.nodeType === 9 ? a.documentElement : a,
- bup = b && b.parentNode;
- return a === bup || !!( bup && bup.nodeType === 1 && (
- adown.contains ?
- adown.contains( bup ) :
- a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
- ));
- } :
- function( a, b ) {
- if ( b ) {
- while ( (b = b.parentNode) ) {
- if ( b === a ) {
- return true;
- }
- }
- }
- return false;
- };
- /* Sorting
- ---------------------------------------------------------------------- */
- // Document order sorting
- sortOrder = hasCompare ?
- function( a, b ) {
- // Flag for duplicate removal
- if ( a === b ) {
- hasDuplicate = true;
- return 0;
- }
- // Sort on method existence if only one input has compareDocumentPosition
- var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
- if ( compare ) {
- return compare;
- }
- // Calculate position if both inputs belong to the same document
- compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ?
- a.compareDocumentPosition( b ) :
- // Otherwise we know they are disconnected
- 1;
- // Disconnected nodes
- if ( compare & 1 ||
- (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
- // Choose the first element that is related to our preferred document
- if ( a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) {
- return -1;
- }
- if ( b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) {
- return 1;
- }
- // Maintain original order
- return sortInput ?
- ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
- 0;
- }
- return compare & 4 ? -1 : 1;
- } :
- function( a, b ) {
- // Exit early if the nodes are identical
- if ( a === b ) {
- hasDuplicate = true;
- return 0;
- }
- var cur,
- i = 0,
- aup = a.parentNode,
- bup = b.parentNode,
- ap = [ a ],
- bp = [ b ];
- // Parentless nodes are either documents or disconnected
- if ( !aup || !bup ) {
- return a === doc ? -1 :
- b === doc ? 1 :
- aup ? -1 :
- bup ? 1 :
- sortInput ?
- ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
- 0;
- // If the nodes are siblings, we can do a quick check
- } else if ( aup === bup ) {
- return siblingCheck( a, b );
- }
- // Otherwise we need full lists of their ancestors for comparison
- cur = a;
- while ( (cur = cur.parentNode) ) {
- ap.unshift( cur );
- }
- cur = b;
- while ( (cur = cur.parentNode) ) {
- bp.unshift( cur );
- }
- // Walk down the tree looking for a discrepancy
- while ( ap[i] === bp[i] ) {
- i++;
- }
- return i ?
- // Do a sibling check if the nodes have a common ancestor
- siblingCheck( ap[i], bp[i] ) :
- // Otherwise nodes in our document sort first
- ap[i] === preferredDoc ? -1 :
- bp[i] === preferredDoc ? 1 :
- 0;
- };
- return doc;
- };
- Sizzle.matches = function( expr, elements ) {
- return Sizzle( expr, null, null, elements );
- };
- Sizzle.matchesSelector = function( elem, expr ) {
- // Set document vars if needed
- if ( ( elem.ownerDocument || elem ) !== document ) {
- setDocument( elem );
- }
- // Make sure that attribute selectors are quoted
- expr = expr.replace( rattributeQuotes, "='$1']" );
- if ( support.matchesSelector && documentIsHTML &&
- ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
- ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) {
- try {
- var ret = matches.call( elem, expr );
- // IE 9's matchesSelector returns false on disconnected nodes
- if ( ret || support.disconnectedMatch ||
- // As well, disconnected nodes are said to be in a document
- // fragment in IE 9
- elem.document && elem.document.nodeType !== 11 ) {
- return ret;
- }
- } catch(e) {}
- }
- return Sizzle( expr, document, null, [elem] ).length > 0;
- };
- Sizzle.contains = function( context, elem ) {
- // Set document vars if needed
- if ( ( context.ownerDocument || context ) !== document ) {
- setDocument( context );
- }
- return contains( context, elem );
- };
- Sizzle.attr = function( elem, name ) {
- // Set document vars if needed
- if ( ( elem.ownerDocument || elem ) !== document ) {
- setDocument( elem );
- }
- var fn = Expr.attrHandle[ name.toLowerCase() ],
- // Don't get fooled by Object.prototype properties (jQuery #13807)
- val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
- fn( elem, name, !documentIsHTML ) :
- undefined;
- return val !== undefined ?
- val :
- support.attributes || !documentIsHTML ?
- elem.getAttribute( name ) :
- (val = elem.getAttributeNode(name)) && val.specified ?
- val.value :
- null;
- };
- Sizzle.error = function( msg ) {
- throw new Error( "Syntax error, unrecognized expression: " + msg );
- };
- /**
- * Document sorting and removing duplicates
- * @param {ArrayLike} results
- */
- Sizzle.uniqueSort = function( results ) {
- var elem,
- duplicates = [],
- j = 0,
- i = 0;
- // Unless we *know* we can detect duplicates, assume their presence
- hasDuplicate = !support.detectDuplicates;
- sortInput = !support.sortStable && results.slice( 0 );
- results.sort( sortOrder );
- if ( hasDuplicate ) {
- while ( (elem = results[i++]) ) {
- if ( elem === results[ i ] ) {
- j = duplicates.push( i );
- }
- }
- while ( j-- ) {
- results.splice( duplicates[ j ], 1 );
- }
- }
- // Clear input after sorting to release objects
- // See https://github.com/jquery/sizzle/pull/225
- sortInput = null;
- return results;
- };
- /**
- * Utility function for retrieving the text value of an array of DOM nodes
- * @param {Array|Element} elem
- */
- getText = Sizzle.getText = function( elem ) {
- var node,
- ret = "",
- i = 0,
- nodeType = elem.nodeType;
- if ( !nodeType ) {
- // If no nodeType, this is expected to be an array
- while ( (node = elem[i++]) ) {
- // Do not traverse comment nodes
- ret += getText( node );
- }
- } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
- // Use textContent for elements
- // innerText usage removed for consistency of new lines (jQuery #11153)
- if ( typeof elem.textContent === "string" ) {
- return elem.textContent;
- } else {
- // Traverse its children
- for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
- ret += getText( elem );
- }
- }
- } else if ( nodeType === 3 || nodeType === 4 ) {
- return elem.nodeValue;
- }
- // Do not include comment or processing instruction nodes
- return ret;
- };
- Expr = Sizzle.selectors = {
- // Can be adjusted by the user
- cacheLength: 50,
- createPseudo: markFunction,
- match: matchExpr,
- attrHandle: {},
- find: {},
- relative: {
- ">": { dir: "parentNode", first: true },
- " ": { dir: "parentNode" },
- "+": { dir: "previousSibling", first: true },
- "~": { dir: "previousSibling" }
- },
- preFilter: {
- "ATTR": function( match ) {
- match[1] = match[1].replace( runescape, funescape );
- // Move the given value to match[3] whether quoted or unquoted
- match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape );
- if ( match[2] === "~=" ) {
- match[3] = " " + match[3] + " ";
- }
- return match.slice( 0, 4 );
- },
- "CHILD": function( match ) {
- /* matches from matchExpr["CHILD"]
- 1 type (only|nth|...)
- 2 what (child|of-type)
- 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
- 4 xn-component of xn+y argument ([+-]?\d*n|)
- 5 sign of xn-component
- 6 x of xn-component
- 7 sign of y-component
- 8 y of y-component
- */
- match[1] = match[1].toLowerCase();
- if ( match[1].slice( 0, 3 ) === "nth" ) {
- // nth-* requires argument
- if ( !match[3] ) {
- Sizzle.error( match[0] );
- }
- // numeric x and y parameters for Expr.filter.CHILD
- // remember that false/true cast respectively to 0/1
- match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
- match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
- // other types prohibit arguments
- } else if ( match[3] ) {
- Sizzle.error( match[0] );
- }
- return match;
- },
- "PSEUDO": function( match ) {
- var excess,
- unquoted = !match[5] && match[2];
- if ( matchExpr["CHILD"].test( match[0] ) ) {
- return null;
- }
- // Accept quoted arguments as-is
- if ( match[3] && match[4] !== undefined ) {
- match[2] = match[4];
- // Strip excess characters from unquoted arguments
- } else if ( unquoted && rpseudo.test( unquoted ) &&
- // Get excess from tokenize (recursively)
- (excess = tokenize( unquoted, true )) &&
- // advance to the next closing parenthesis
- (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
- // excess is a negative index
- match[0] = match[0].slice( 0, excess );
- match[2] = unquoted.slice( 0, excess );
- }
- // Return only captures needed by the pseudo filter method (type and argument)
- return match.slice( 0, 3 );
- }
- },
- filter: {
- "TAG": function( nodeNameSelector ) {
- var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
- return nodeNameSelector === "*" ?
- function() { return true; } :
- function( elem ) {
- return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
- };
- },
- "CLASS": function( className ) {
- var pattern = classCache[ className + " " ];
- return pattern ||
- (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
- classCache( className, function( elem ) {
- return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" );
- });
- },
- "ATTR": function( name, operator, check ) {
- return function( elem ) {
- var result = Sizzle.attr( elem, name );
- if ( result == null ) {
- return operator === "!=";
- }
- if ( !operator ) {
- return true;
- }
- result += "";
- return operator === "=" ? result === check :
- operator === "!=" ? result !== check :
- operator === "^=" ? check && result.indexOf( check ) === 0 :
- operator === "*=" ? check && result.indexOf( check ) > -1 :
- operator === "$=" ? check && result.slice( -check.length ) === check :
- operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
- operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
- false;
- };
- },
- "CHILD": function( type, what, argument, first, last ) {
- var simple = type.slice( 0, 3 ) !== "nth",
- forward = type.slice( -4 ) !== "last",
- ofType = what === "of-type";
- return first === 1 && last === 0 ?
- // Shortcut for :nth-*(n)
- function( elem ) {
- return !!elem.parentNode;
- } :
- function( elem, context, xml ) {
- var cache, outerCache, node, diff, nodeIndex, start,
- dir = simple !== forward ? "nextSibling" : "previousSibling",
- parent = elem.parentNode,
- name = ofType && elem.nodeName.toLowerCase(),
- useCache = !xml && !ofType;
- if ( parent ) {
- // :(first|last|only)-(child|of-type)
- if ( simple ) {
- while ( dir ) {
- node = elem;
- while ( (node = node[ dir ]) ) {
- if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
- return false;
- }
- }
- // Reverse direction for :only-* (if we haven't yet done so)
- start = dir = type === "only" && !start && "nextSibling";
- }
- return true;
- }
- start = [ forward ? parent.firstChild : parent.lastChild ];
- // non-xml :nth-child(...) stores cache data on `parent`
- if ( forward && useCache ) {
- // Seek `elem` from a previously-cached index
- outerCache = parent[ expando ] || (parent[ expando ] = {});
- cache = outerCache[ type ] || [];
- nodeIndex = cache[0] === dirruns && cache[1];
- diff = cache[0] === dirruns && cache[2];
- node = nodeIndex && parent.childNodes[ nodeIndex ];
- while ( (node = ++nodeIndex && node && node[ dir ] ||
- // Fallback to seeking `elem` from the start
- (diff = nodeIndex = 0) || start.pop()) ) {
- // When found, cache indexes on `parent` and break
- if ( node.nodeType === 1 && ++diff && node === elem ) {
- outerCache[ type ] = [ dirruns, nodeIndex, diff ];
- break;
- }
- }
- // Use previously-cached element index if available
- } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
- diff = cache[1];
- // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
- } else {
- // Use the same loop as above to seek `elem` from the start
- while ( (node = ++nodeIndex && node && node[ dir ] ||
- (diff = nodeIndex = 0) || start.pop()) ) {
- if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
- // Cache the index of each encountered element
- if ( useCache ) {
- (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
- }
- if ( node === elem ) {
- break;
- }
- }
- }
- }
- // Incorporate the offset, then check against cycle size
- diff -= last;
- return diff === first || ( diff % first === 0 && diff / first >= 0 );
- }
- };
- },
- "PSEUDO": function( pseudo, argument ) {
- // pseudo-class names are case-insensitive
- // http://www.w3.org/TR/selectors/#pseudo-classes
- // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
- // Remember that setFilters inherits from pseudos
- var args,
- fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
- Sizzle.error( "unsupported pseudo: " + pseudo );
- // The user may use createPseudo to indicate that
- // arguments are needed to create the filter function
- // just as Sizzle does
- if ( fn[ expando ] ) {
- return fn( argument );
- }
- // But maintain support for old signatures
- if ( fn.length > 1 ) {
- args = [ pseudo, pseudo, "", argument ];
- return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
- markFunction(function( seed, matches ) {
- var idx,
- matched = fn( seed, argument ),
- i = matched.length;
- while ( i-- ) {
- idx = indexOf.call( seed, matched[i] );
- seed[ idx ] = !( matches[ idx ] = matched[i] );
- }
- }) :
- function( elem ) {
- return fn( elem, 0, args );
- };
- }
- return fn;
- }
- },
- pseudos: {
- // Potentially complex pseudos
- "not": markFunction(function( selector ) {
- // Trim the selector passed to compile
- // to avoid treating leading and trailing
- // spaces as combinators
- var input = [],
- results = [],
- matcher = compile( selector.replace( rtrim, "$1" ) );
- return matcher[ expando ] ?
- markFunction(function( seed, matches, context, xml ) {
- var elem,
- unmatched = matcher( seed, null, xml, [] ),
- i = seed.length;
- // Match elements unmatched by `matcher`
- while ( i-- ) {
- if ( (elem = unmatched[i]) ) {
- seed[i] = !(matches[i] = elem);
- }
- }
- }) :
- function( elem, context, xml ) {
- input[0] = elem;
- matcher( input, null, xml, results );
- return !results.pop();
- };
- }),
- "has": markFunction(function( selector ) {
- return function( elem ) {
- return Sizzle( selector, elem ).length > 0;
- };
- }),
- "contains": markFunction(function( text ) {
- return function( elem ) {
- return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
- };
- }),
- // "Whether an element is represented by a :lang() selector
- // is based solely on the element's language value
- // being equal to the identifier C,
- // or beginning with the identifier C immediately followed by "-".
- // The matching of C against the element's language value is performed case-insensitively.
- // The identifier C does not have to be a valid language name."
- // http://www.w3.org/TR/selectors/#lang-pseudo
- "lang": markFunction( function( lang ) {
- // lang value must be a valid identifier
- if ( !ridentifier.test(lang || "") ) {
- Sizzle.error( "unsupported lang: " + lang );
- }
- lang = lang.replace( runescape, funescape ).toLowerCase();
- return function( elem ) {
- var elemLang;
- do {
- if ( (elemLang = documentIsHTML ?
- elem.lang :
- elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {
- elemLang = elemLang.toLowerCase();
- return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
- }
- } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
- return false;
- };
- }),
- // Miscellaneous
- "target": function( elem ) {
- var hash = window.location && window.location.hash;
- return hash && hash.slice( 1 ) === elem.id;
- },
- "root": function( elem ) {
- return elem === docElem;
- },
- "focus": function( elem ) {
- return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
- },
- // Boolean properties
- "enabled": function( elem ) {
- return elem.disabled === false;
- },
- "disabled": function( elem ) {
- return elem.disabled === true;
- },
- "checked": function( elem ) {
- // In CSS3, :checked should return both checked and selected elements
- // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
- var nodeName = elem.nodeName.toLowerCase();
- return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
- },
- "selected": function( elem ) {
- // Accessing this property makes selected-by-default
- // options in Safari work properly
- if ( elem.parentNode ) {
- elem.parentNode.selectedIndex;
- }
- return elem.selected === true;
- },
- // Contents
- "empty": function( elem ) {
- // http://www.w3.org/TR/selectors/#empty-pseudo
- // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
- // but not by others (comment: 8; processing instruction: 7; etc.)
- // nodeType < 6 works because attributes (2) do not appear as children
- for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
- if ( elem.nodeType < 6 ) {
- return false;
- }
- }
- return true;
- },
- "parent": function( elem ) {
- return !Expr.pseudos["empty"]( elem );
- },
- // Element/input types
- "header": function( elem ) {
- return rheader.test( elem.nodeName );
- },
- "input": function( elem ) {
- return rinputs.test( elem.nodeName );
- },
- "button": function( elem ) {
- var name = elem.nodeName.toLowerCase();
- return name === "input" && elem.type === "button" || name === "button";
- },
- "text": function( elem ) {
- var attr;
- return elem.nodeName.toLowerCase() === "input" &&
- elem.type === "text" &&
- // Support: IE<8
- // New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
- ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" );
- },
- // Position-in-collection
- "first": createPositionalPseudo(function() {
- return [ 0 ];
- }),
- "last": createPositionalPseudo(function( matchIndexes, length ) {
- return [ length - 1 ];
- }),
- "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
- return [ argument < 0 ? argument + length : argument ];
- }),
- "even": createPositionalPseudo(function( matchIndexes, length ) {
- var i = 0;
- for ( ; i < length; i += 2 ) {
- matchIndexes.push( i );
- }
- return matchIndexes;
- }),
- "odd": createPositionalPseudo(function( matchIndexes, length ) {
- var i = 1;
- for ( ; i < length; i += 2 ) {
- matchIndexes.push( i );
- }
- return matchIndexes;
- }),
- "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
- var i = argument < 0 ? argument + length : argument;
- for ( ; --i >= 0; ) {
- matchIndexes.push( i );
- }
- return matchIndexes;
- }),
- "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
- var i = argument < 0 ? argument + length : argument;
- for ( ; ++i < length; ) {
- matchIndexes.push( i );
- }
- return matchIndexes;
- })
- }
- };
- Expr.pseudos["nth"] = Expr.pseudos["eq"];
- // Add button/input type pseudos
- for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
- Expr.pseudos[ i ] = createInputPseudo( i );
- }
- for ( i in { submit: true, reset: true } ) {
- Expr.pseudos[ i ] = createButtonPseudo( i );
- }
- // Easy API for creating new setFilters
- function setFilters() {}
- setFilters.prototype = Expr.filters = Expr.pseudos;
- Expr.setFilters = new setFilters();
- function tokenize( selector, parseOnly ) {
- var matched, match, tokens, type,
- soFar, groups, preFilters,
- cached = tokenCache[ selector + " " ];
- if ( cached ) {
- return parseOnly ? 0 : cached.slice( 0 );
- }
- soFar = selector;
- groups = [];
- preFilters = Expr.preFilter;
- while ( soFar ) {
- // Comma and first run
- if ( !matched || (match = rcomma.exec( soFar )) ) {
- if ( match ) {
- // Don't consume trailing commas as valid
- soFar = soFar.slice( match[0].length ) || soFar;
- }
- groups.push( (tokens = []) );
- }
- matched = false;
- // Combinators
- if ( (match = rcombinators.exec( soFar )) ) {
- matched = match.shift();
- tokens.push({
- value: matched,
- // Cast descendant combinators to space
- type: match[0].replace( rtrim, " " )
- });
- soFar = soFar.slice( matched.length );
- }
- // Filters
- for ( type in Expr.filter ) {
- if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
- (match = preFilters[ type ]( match ))) ) {
- matched = match.shift();
- tokens.push({
- value: matched,
- type: type,
- matches: match
- });
- soFar = soFar.slice( matched.length );
- }
- }
- if ( !matched ) {
- break;
- }
- }
- // Return the length of the invalid excess
- // if we're just parsing
- // Otherwise, throw an error or return tokens
- return parseOnly ?
- soFar.length :
- soFar ?
- Sizzle.error( selector ) :
- // Cache the tokens
- tokenCache( selector, groups ).slice( 0 );
- }
- function toSelector( tokens ) {
- var i = 0,
- len = tokens.length,
- selector = "";
- for ( ; i < len; i++ ) {
- selector += tokens[i].value;
- }
- return selector;
- }
- function addCombinator( matcher, combinator, base ) {
- var dir = combinator.dir,
- checkNonElements = base && dir === "parentNode",
- doneName = done++;
- return combinator.first ?
- // Check against closest ancestor/preceding element
- function( elem, context, xml ) {
- while ( (elem = elem[ dir ]) ) {
- if ( elem.nodeType === 1 || checkNonElements ) {
- return matcher( elem, context, xml );
- }
- }
- } :
- // Check against all ancestor/preceding elements
- function( elem, context, xml ) {
- var oldCache, outerCache,
- newCache = [ dirruns, doneName ];
- // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching
- if ( xml ) {
- while ( (elem = elem[ dir ]) ) {
- if ( elem.nodeType === 1 || checkNonElements ) {
- if ( matcher( elem, context, xml ) ) {
- return true;
- }
- }
- }
- } else {
- while ( (elem = elem[ dir ]) ) {
- if ( elem.nodeType === 1 || checkNonElements ) {
- outerCache = elem[ expando ] || (elem[ expando ] = {});
- if ( (oldCache = outerCache[ dir ]) &&
- oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {
- // Assign to newCache so results back-propagate to previous elements
- return (newCache[ 2 ] = oldCache[ 2 ]);
- } else {
- // Reuse newcache so results back-propagate to previous elements
- outerCache[ dir ] = newCache;
- // A match means we're done; a fail means we have to keep checking
- if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) {
- return true;
- }
- }
- }
- }
- }
- };
- }
- function elementMatcher( matchers ) {
- return matchers.length > 1 ?
- function( elem, context, xml ) {
- var i = matchers.length;
- while ( i-- ) {
- if ( !matchers[i]( elem, context, xml ) ) {
- return false;
- }
- }
- return true;
- } :
- matchers[0];
- }
- function condense( unmatched, map, filter, context, xml ) {
- var elem,
- newUnmatched = [],
- i = 0,
- len = unmatched.length,
- mapped = map != null;
- for ( ; i < len; i++ ) {
- if ( (elem = unmatched[i]) ) {
- if ( !filter || filter( elem, context, xml ) ) {
- newUnmatched.push( elem );
- if ( mapped ) {
- map.push( i );
- }
- }
- }
- }
- return newUnmatched;
- }
- function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
- if ( postFilter && !postFilter[ expando ] ) {
- postFilter = setMatcher( postFilter );
- }
- if ( postFinder && !postFinder[ expando ] ) {
- postFinder = setMatcher( postFinder, postSelector );
- }
- return markFunction(function( seed, results, context, xml ) {
- var temp, i, elem,
- preMap = [],
- postMap = [],
- preexisting = results.length,
- // Get initial elements from seed or context
- elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
- // Prefilter to get matcher input, preserving a map for seed-results synchronization
- matcherIn = preFilter && ( seed || !selector ) ?
- condense( elems, preMap, preFilter, context, xml ) :
- elems,
- matcherOut = matcher ?
- // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
- postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
- // ...intermediate processing is necessary
- [] :
- // ...otherwise use results directly
- results :
- matcherIn;
- // Find primary matches
- if ( matcher ) {
- matcher( matcherIn, matcherOut, context, xml );
- }
- // Apply postFilter
- if ( postFilter ) {
- temp = condense( matcherOut, postMap );
- postFilter( temp, [], context, xml );
- // Un-match failing elements by moving them back to matcherIn
- i = temp.length;
- while ( i-- ) {
- if ( (elem = temp[i]) ) {
- matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
- }
- }
- }
- if ( seed ) {
- if ( postFinder || preFilter ) {
- if ( postFinder ) {
- // Get the final matcherOut by condensing this intermediate into postFinder contexts
- temp = [];
- i = matcherOut.length;
- while ( i-- ) {
- if ( (elem = matcherOut[i]) ) {
- // Restore matcherIn since elem is not yet a final match
- temp.push( (matcherIn[i] = elem) );
- }
- }
- postFinder( null, (matcherOut = []), temp, xml );
- }
- // Move matched elements from seed to results to keep them synchronized
- i = matcherOut.length;
- while ( i-- ) {
- if ( (elem = matcherOut[i]) &&
- (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {
- seed[temp] = !(results[temp] = elem);
- }
- }
- }
- // Add elements to results, through postFinder if defined
- } else {
- matcherOut = condense(
- matcherOut === results ?
- matcherOut.splice( preexisting, matcherOut.length ) :
- matcherOut
- );
- if ( postFinder ) {
- postFinder( null, results, matcherOut, xml );
- } else {
- push.apply( results, matcherOut );
- }
- }
- });
- }
- function matcherFromTokens( tokens ) {
- var checkContext, matcher, j,
- len = tokens.length,
- leadingRelative = Expr.relative[ tokens[0].type ],
- implicitRelative = leadingRelative || Expr.relative[" "],
- i = leadingRelative ? 1 : 0,
- // The foundational matcher ensures that elements are reachable from top-level context(s)
- matchContext = addCombinator( function( elem ) {
- return elem === checkContext;
- }, implicitRelative, true ),
- matchAnyContext = addCombinator( function( elem ) {
- return indexOf.call( checkContext, elem ) > -1;
- }, implicitRelative, true ),
- matchers = [ function( elem, context, xml ) {
- return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
- (checkContext = context).nodeType ?
- matchContext( elem, context, xml ) :
- matchAnyContext( elem, context, xml ) );
- } ];
- for ( ; i < len; i++ ) {
- if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
- matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
- } else {
- matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
- // Return special upon seeing a positional matcher
- if ( matcher[ expando ] ) {
- // Find the next relative operator (if any) for proper handling
- j = ++i;
- for ( ; j < len; j++ ) {
- if ( Expr.relative[ tokens[j].type ] ) {
- break;
- }
- }
- return setMatcher(
- i > 1 && elementMatcher( matchers ),
- i > 1 && toSelector(
- // If the preceding token was a descendant combinator, insert an implicit any-element `*`
- tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
- ).replace( rtrim, "$1" ),
- matcher,
- i < j && matcherFromTokens( tokens.slice( i, j ) ),
- j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
- j < len && toSelector( tokens )
- );
- }
- matchers.push( matcher );
- }
- }
- return elementMatcher( matchers );
- }
- function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
- var bySet = setMatchers.length > 0,
- byElement = elementMatchers.length > 0,
- superMatcher = function( seed, context, xml, results, outermost ) {
- var elem, j, matcher,
- matchedCount = 0,
- i = "0",
- unmatched = seed && [],
- setMatched = [],
- contextBackup = outermostContext,
- // We must always have either seed elements or outermost context
- elems = seed || byElement && Expr.find["TAG"]( "*", outermost ),
- // Use integer dirruns iff this is the outermost matcher
- dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1),
- len = elems.length;
- if ( outermost ) {
- outermostContext = context !== document && context;
- }
- // Add elements passing elementMatchers directly to results
- // Keep `i` a string if there are no elements so `matchedCount` will be "00" below
- // Support: IE<9, Safari
- // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
- for ( ; i !== len && (elem = elems[i]) != null; i++ ) {
- if ( byElement && elem ) {
- j = 0;
- while ( (matcher = elementMatchers[j++]) ) {
- if ( matcher( elem, context, xml ) ) {
- results.push( elem );
- break;
- }
- }
- if ( outermost ) {
- dirruns = dirrunsUnique;
- }
- }
- // Track unmatched elements for set filters
- if ( bySet ) {
- // They will have gone through all possible matchers
- if ( (elem = !matcher && elem) ) {
- matchedCount--;
- }
- // Lengthen the array for every element, matched or not
- if ( seed ) {
- unmatched.push( elem );
- }
- }
- }
- // Apply set filters to unmatched elements
- matchedCount += i;
- if ( bySet && i !== matchedCount ) {
- j = 0;
- while ( (matcher = setMatchers[j++]) ) {
- matcher( unmatched, setMatched, context, xml );
- }
- if ( seed ) {
- // Reintegrate element matches to eliminate the need for sorting
- if ( matchedCount > 0 ) {
- while ( i-- ) {
- if ( !(unmatched[i] || setMatched[i]) ) {
- setMatched[i] = pop.call( results );
- }
- }
- }
- // Discard index placeholder values to get only actual matches
- setMatched = condense( setMatched );
- }
- // Add matches to results
- push.apply( results, setMatched );
- // Seedless set matches succeeding multiple successful matchers stipulate sorting
- if ( outermost && !seed && setMatched.length > 0 &&
- ( matchedCount + setMatchers.length ) > 1 ) {
- Sizzle.uniqueSort( results );
- }
- }
- // Override manipulation of globals by nested matchers
- if ( outermost ) {
- dirruns = dirrunsUnique;
- outermostContext = contextBackup;
- }
- return unmatched;
- };
- return bySet ?
- markFunction( superMatcher ) :
- superMatcher;
- }
- compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) {
- var i,
- setMatchers = [],
- elementMatchers = [],
- cached = compilerCache[ selector + " " ];
- if ( !cached ) {
- // Generate a function of recursive functions that can be used to check each element
- if ( !group ) {
- group = tokenize( selector );
- }
- i = group.length;
- while ( i-- ) {
- cached = matcherFromTokens( group[i] );
- if ( cached[ expando ] ) {
- setMatchers.push( cached );
- } else {
- elementMatchers.push( cached );
- }
- }
- // Cache the compiled function
- cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
- }
- return cached;
- };
- function multipleContexts( selector, contexts, results ) {
- var i = 0,
- len = contexts.length;
- for ( ; i < len; i++ ) {
- Sizzle( selector, contexts[i], results );
- }
- return results;
- }
- function select( selector, context, results, seed ) {
- var i, tokens, token, type, find,
- match = tokenize( selector );
- if ( !seed ) {
- // Try to minimize operations if there is only one group
- if ( match.length === 1 ) {
- // Take a shortcut and set the context if the root selector is an ID
- tokens = match[0] = match[0].slice( 0 );
- if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
- support.getById && context.nodeType === 9 && documentIsHTML &&
- Expr.relative[ tokens[1].type ] ) {
- context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
- if ( !context ) {
- return results;
- }
- selector = selector.slice( tokens.shift().value.length );
- }
- // Fetch a seed set for right-to-left matching
- i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
- while ( i-- ) {
- token = tokens[i];
- // Abort if we hit a combinator
- if ( Expr.relative[ (type = token.type) ] ) {
- break;
- }
- if ( (find = Expr.find[ type ]) ) {
- // Search, expanding context for leading sibling combinators
- if ( (seed = find(
- token.matches[0].replace( runescape, funescape ),
- rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context
- )) ) {
- // If seed is empty or no tokens remain, we can return early
- tokens.splice( i, 1 );
- selector = seed.length && toSelector( tokens );
- if ( !selector ) {
- push.apply( results, seed );
- return results;
- }
- break;
- }
- }
- }
- }
- }
- // Compile and execute a filtering function
- // Provide `match` to avoid retokenization if we modified the selector above
- compile( selector, match )(
- seed,
- context,
- !documentIsHTML,
- results,
- rsibling.test( selector ) && testContext( context.parentNode ) || context
- );
- return results;
- }
- // One-time assignments
- // Sort stability
- support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
- // Support: Chrome<14
- // Always assume duplicates if they aren't passed to the comparison function
- support.detectDuplicates = !!hasDuplicate;
- // Initialize against the default document
- setDocument();
- // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
- // Detached nodes confoundingly follow *each other*
- support.sortDetached = assert(function( div1 ) {
- // Should return 1, but returns 4 (following)
- return div1.compareDocumentPosition( document.createElement("div") ) & 1;
- });
- // Support: IE<8
- // Prevent attribute/property "interpolation"
- // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
- if ( !assert(function( div ) {
- div.innerHTML = "<a href='#'></a>";
- return div.firstChild.getAttribute("href") === "#" ;
- }) ) {
- addHandle( "type|href|height|width", function( elem, name, isXML ) {
- if ( !isXML ) {
- return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
- }
- });
- }
- // Support: IE<9
- // Use defaultValue in place of getAttribute("value")
- if ( !support.attributes || !assert(function( div ) {
- div.innerHTML = "<input/>";
- div.firstChild.setAttribute( "value", "" );
- return div.firstChild.getAttribute( "value" ) === "";
- }) ) {
- addHandle( "value", function( elem, name, isXML ) {
- if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
- return elem.defaultValue;
- }
- });
- }
- // Support: IE<9
- // Use getAttributeNode to fetch booleans when getAttribute lies
- if ( !assert(function( div ) {
- return div.getAttribute("disabled") == null;
- }) ) {
- addHandle( booleans, function( elem, name, isXML ) {
- var val;
- if ( !isXML ) {
- return elem[ name ] === true ? name.toLowerCase() :
- (val = elem.getAttributeNode( name )) && val.specified ?
- val.value :
- null;
- }
- });
- }
- return Sizzle;
- })( window );
- jQuery.find = Sizzle;
- jQuery.expr = Sizzle.selectors;
- jQuery.expr[":"] = jQuery.expr.pseudos;
- jQuery.unique = Sizzle.uniqueSort;
- jQuery.text = Sizzle.getText;
- jQuery.isXMLDoc = Sizzle.isXML;
- jQuery.contains = Sizzle.contains;
- var rneedsContext = jQuery.expr.match.needsContext;
- var rsingleTag = (/^<(\w+)\s*\/?>(?:<\/\1>|)$/);
- var risSimple = /^.[^:#\[\.,]*$/;
- // Implement the identical functionality for filter and not
- function winnow( elements, qualifier, not ) {
- if ( jQuery.isFunction( qualifier ) ) {
- return jQuery.grep( elements, function( elem, i ) {
- /* jshint -W018 */
- return !!qualifier.call( elem, i, elem ) !== not;
- });
- }
- if ( qualifier.nodeType ) {
- return jQuery.grep( elements, function( elem ) {
- return ( elem === qualifier ) !== not;
- });
- }
- if ( typeof qualifier === "string" ) {
- if ( risSimple.test( qualifier ) ) {
- return jQuery.filter( qualifier, elements, not );
- }
- qualifier = jQuery.filter( qualifier, elements );
- }
- return jQuery.grep( elements, function( elem ) {
- return ( indexOf.call( qualifier, elem ) >= 0 ) !== not;
- });
- }
- jQuery.filter = function( expr, elems, not ) {
- var elem = elems[ 0 ];
- if ( not ) {
- expr = ":not(" + expr + ")";
- }
- return elems.length === 1 && elem.nodeType === 1 ?
- jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
- jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
- return elem.nodeType === 1;
- }));
- };
- jQuery.fn.extend({
- find: function( selector ) {
- var i,
- len = this.length,
- ret = [],
- self = this;
- if ( typeof selector !== "string" ) {
- return this.pushStack( jQuery( selector ).filter(function() {
- for ( i = 0; i < len; i++ ) {
- if ( jQuery.contains( self[ i ], this ) ) {
- return true;
- }
- }
- }) );
- }
- for ( i = 0; i < len; i++ ) {
- jQuery.find( selector, self[ i ], ret );
- }
- // Needed because $( selector, context ) becomes $( context ).find( selector )
- ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
- ret.selector = this.selector ? this.selector + " " + selector : selector;
- return ret;
- },
- filter: function( selector ) {
- return this.pushStack( winnow(this, selector || [], false) );
- },
- not: function( selector ) {
- return this.pushStack( winnow(this, selector || [], true) );
- },
- is: function( selector ) {
- return !!winnow(
- this,
- // If this is a positional/relative selector, check membership in the returned set
- // so $("p:first").is("p:last") won't return true for a doc with two "p".
- typeof selector === "string" && rneedsContext.test( selector ) ?
- jQuery( selector ) :
- selector || [],
- false
- ).length;
- }
- });
- // Initialize a jQuery object
- // A central reference to the root jQuery(document)
- var rootjQuery,
- // A simple way to check for HTML strings
- // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
- // Strict HTML recognition (#11290: must start with <)
- rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,
- init = jQuery.fn.init = function( selector, context ) {
- var match, elem;
- // HANDLE: $(""), $(null), $(undefined), $(false)
- if ( !selector ) {
- return this;
- }
- // Handle HTML strings
- if ( typeof selector === "string" ) {
- if ( selector[0] === "<" && selector[ selector.length - 1 ] === ">" && selector.length >= 3 ) {
- // Assume that strings that start and end with <> are HTML and skip the regex check
- match = [ null, selector, null ];
- } else {
- match = rquickExpr.exec( selector );
- }
- // Match html or make sure no context is specified for #id
- if ( match && (match[1] || !context) ) {
- // HANDLE: $(html) -> $(array)
- if ( match[1] ) {
- context = context instanceof jQuery ? context[0] : context;
- // scripts is true for back-compat
- // Intentionally let the error be thrown if parseHTML is not present
- jQuery.merge( this, jQuery.parseHTML(
- match[1],
- context && context.nodeType ? context.ownerDocument || context : document,
- true
- ) );
- // HANDLE: $(html, props)
- if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
- for ( match in context ) {
- // Properties of context are called as methods if possible
- if ( jQuery.isFunction( this[ match ] ) ) {
- this[ match ]( context[ match ] );
- // ...and otherwise set as attributes
- } else {
- this.attr( match, context[ match ] );
- }
- }
- }
- return this;
- // HANDLE: $(#id)
- } else {
- elem = document.getElementById( match[2] );
- // Check parentNode to catch when Blackberry 4.6 returns
- // nodes that are no longer in the document #6963
- if ( elem && elem.parentNode ) {
- // Inject the element directly into the jQuery object
- this.length = 1;
- this[0] = elem;
- }
- this.context = document;
- this.selector = selector;
- return this;
- }
- // HANDLE: $(expr, $(...))
- } else if ( !context || context.jquery ) {
- return ( context || rootjQuery ).find( selector );
- // HANDLE: $(expr, context)
- // (which is just equivalent to: $(context).find(expr)
- } else {
- return this.constructor( context ).find( selector );
- }
- // HANDLE: $(DOMElement)
- } else if ( selector.nodeType ) {
- this.context = this[0] = selector;
- this.length = 1;
- return this;
- // HANDLE: $(function)
- // Shortcut for document ready
- } else if ( jQuery.isFunction( selector ) ) {
- return typeof rootjQuery.ready !== "undefined" ?
- rootjQuery.ready( selector ) :
- // Execute immediately if ready is not present
- selector( jQuery );
- }
- if ( selector.selector !== undefined ) {
- this.selector = selector.selector;
- this.context = selector.context;
- }
- return jQuery.makeArray( selector, this );
- };
- // Give the init function the jQuery prototype for later instantiation
- init.prototype = jQuery.fn;
- // Initialize central reference
- rootjQuery = jQuery( document );
- var rparentsprev = /^(?:parents|prev(?:Until|All))/,
- // methods guaranteed to produce a unique set when starting from a unique set
- guaranteedUnique = {
- children: true,
- contents: true,
- next: true,
- prev: true
- };
- jQuery.extend({
- dir: function( elem, dir, until ) {
- var matched = [],
- truncate = until !== undefined;
- while ( (elem = elem[ dir ]) && elem.nodeType !== 9 ) {
- if ( elem.nodeType === 1 ) {
- if ( truncate && jQuery( elem ).is( until ) ) {
- break;
- }
- matched.push( elem );
- }
- }
- return matched;
- },
- sibling: function( n, elem ) {
- var matched = [];
- for ( ; n; n = n.nextSibling ) {
- if ( n.nodeType === 1 && n !== elem ) {
- matched.push( n );
- }
- }
- return matched;
- }
- });
- jQuery.fn.extend({
- has: function( target ) {
- var targets = jQuery( target, this ),
- l = targets.length;
- return this.filter(function() {
- var i = 0;
- for ( ; i < l; i++ ) {
- if ( jQuery.contains( this, targets[i] ) ) {
- return true;
- }
- }
- });
- },
- closest: function( selectors, context ) {
- var cur,
- i = 0,
- l = this.length,
- matched = [],
- pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
- jQuery( selectors, context || this.context ) :
- 0;
- for ( ; i < l; i++ ) {
- for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) {
- // Always skip document fragments
- if ( cur.nodeType < 11 && (pos ?
- pos.index(cur) > -1 :
- // Don't pass non-elements to Sizzle
- cur.nodeType === 1 &&
- jQuery.find.matchesSelector(cur, selectors)) ) {
- matched.push( cur );
- break;
- }
- }
- }
- return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched );
- },
- // Determine the position of an element within
- // the matched set of elements
- index: function( elem ) {
- // No argument, return index in parent
- if ( !elem ) {
- return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1;
- }
- // index in selector
- if ( typeof elem === "string" ) {
- return indexOf.call( jQuery( elem ), this[ 0 ] );
- }
- // Locate the position of the desired element
- return indexOf.call( this,
- // If it receives a jQuery object, the first element is used
- elem.jquery ? elem[ 0 ] : elem
- );
- },
- add: function( selector, context ) {
- return this.pushStack(
- jQuery.unique(
- jQuery.merge( this.get(), jQuery( selector, context ) )
- )
- );
- },
- addBack: function( selector ) {
- return this.add( selector == null ?
- this.prevObject : this.prevObject.filter(selector)
- );
- }
- });
- function sibling( cur, dir ) {
- while ( (cur = cur[dir]) && cur.nodeType !== 1 ) {}
- return cur;
- }
- jQuery.each({
- parent: function( elem ) {
- var parent = elem.parentNode;
- return parent && parent.nodeType !== 11 ? parent : null;
- },
- parents: function( elem ) {
- return jQuery.dir( elem, "parentNode" );
- },
- parentsUntil: function( elem, i, until ) {
- return jQuery.dir( elem, "parentNode", until );
- },
- next: function( elem ) {
- return sibling( elem, "nextSibling" );
- },
- prev: function( elem ) {
- return sibling( elem, "previousSibling" );
- },
- nextAll: function( elem ) {
- return jQuery.dir( elem, "nextSibling" );
- },
- prevAll: function( elem ) {
- return jQuery.dir( elem, "previousSibling" );
- },
- nextUntil: function( elem, i, until ) {
- return jQuery.dir( elem, "nextSibling", until );
- },
- prevUntil: function( elem, i, until ) {
- return jQuery.dir( elem, "previousSibling", until );
- },
- siblings: function( elem ) {
- return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
- },
- children: function( elem ) {
- return jQuery.sibling( elem.firstChild );
- },
- contents: function( elem ) {
- return elem.contentDocument || jQuery.merge( [], elem.childNodes );
- }
- }, function( name, fn ) {
- jQuery.fn[ name ] = function( until, selector ) {
- var matched = jQuery.map( this, fn, until );
- if ( name.slice( -5 ) !== "Until" ) {
- selector = until;
- }
- if ( selector && typeof selector === "string" ) {
- matched = jQuery.filter( selector, matched );
- }
- if ( this.length > 1 ) {
- // Remove duplicates
- if ( !guaranteedUnique[ name ] ) {
- jQuery.unique( matched );
- }
- // Reverse order for parents* and prev-derivatives
- if ( rparentsprev.test( name ) ) {
- matched.reverse();
- }
- }
- return this.pushStack( matched );
- };
- });
- var rnotwhite = (/\S+/g);
- // String to Object options format cache
- var optionsCache = {};
- // Convert String-formatted options into Object-formatted ones and store in cache
- function createOptions( options ) {
- var object = optionsCache[ options ] = {};
- jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) {
- object[ flag ] = true;
- });
- return object;
- }
- /*
- * Create a callback list using the following parameters:
- *
- * options: an optional list of space-separated options that will change how
- * the callback list behaves or a more traditional option object
- *
- * By default a callback list will act like an event callback list and can be
- * "fired" multiple times.
- *
- * Possible options:
- *
- * once: will ensure the callback list can only be fired once (like a Deferred)
- *
- * memory: will keep track of previous values and will call any callback added
- * after the list has been fired right away with the latest "memorized"
- * values (like a Deferred)
- *
- * unique: will ensure a callback can only be added once (no duplicate in the list)
- *
- * stopOnFalse: interrupt callings when a callback returns false
- *
- */
- jQuery.Callbacks = function( options ) {
- // Convert options from String-formatted to Object-formatted if needed
- // (we check in cache first)
- options = typeof options === "string" ?
- ( optionsCache[ options ] || createOptions( options ) ) :
- jQuery.extend( {}, options );
- var // Last fire value (for non-forgettable lists)
- memory,
- // Flag to know if list was already fired
- fired,
- // Flag to know if list is currently firing
- firing,
- // First callback to fire (used internally by add and fireWith)
- firingStart,
- // End of the loop when firing
- firingLength,
- // Index of currently firing callback (modified by remove if needed)
- firingIndex,
- // Actual callback list
- list = [],
- // Stack of fire calls for repeatable lists
- stack = !options.once && [],
- // Fire callbacks
- fire = function( data ) {
- memory = options.memory && data;
- fired = true;
- firingIndex = firingStart || 0;
- firingStart = 0;
- firingLength = list.length;
- firing = true;
- for ( ; list && firingIndex < firingLength; firingIndex++ ) {
- if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
- memory = false; // To prevent further calls using add
- break;
- }
- }
- firing = false;
- if ( list ) {
- if ( stack ) {
- if ( stack.length ) {
- fire( stack.shift() );
- }
- } else if ( memory ) {
- list = [];
- } else {
- self.disable();
- }
- }
- },
- // Actual Callbacks object
- self = {
- // Add a callback or a collection of callbacks to the list
- add: function() {
- if ( list ) {
- // First, we save the current length
- var start = list.length;
- (function add( args ) {
- jQuery.each( args, function( _, arg ) {
- var type = jQuery.type( arg );
- if ( type === "function" ) {
- if ( !options.unique || !self.has( arg ) ) {
- list.push( arg );
- }
- } else if ( arg && arg.length && type !== "string" ) {
- // Inspect recursively
- add( arg );
- }
- });
- })( arguments );
- // Do we need to add the callbacks to the
- // current firing batch?
- if ( firing ) {
- firingLength = list.length;
- // With memory, if we're not firing then
- // we should call right away
- } else if ( memory ) {
- firingStart = start;
- fire( memory );
- }
- }
- return this;
- },
- // Remove a callback from the list
- remove: function() {
- if ( list ) {
- jQuery.each( arguments, function( _, arg ) {
- var index;
- while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
- list.splice( index, 1 );
- // Handle firing indexes
- if ( firing ) {
- if ( index <= firingLength ) {
- firingLength--;
- }
- if ( index <= firingIndex ) {
- firingIndex--;
- }
- }
- }
- });
- }
- return this;
- },
- // Check if a given callback is in the list.
- // If no argument is given, return whether or not list has callbacks attached.
- has: function( fn ) {
- return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length );
- },
- // Remove all callbacks from the list
- empty: function() {
- list = [];
- firingLength = 0;
- return this;
- },
- // Have the list do nothing anymore
- disable: function() {
- list = stack = memory = undefined;
- return this;
- },
- // Is it disabled?
- disabled: function() {
- return !list;
- },
- // Lock the list in its current state
- lock: function() {
- stack = undefined;
- if ( !memory ) {
- self.disable();
- }
- return this;
- },
- // Is it locked?
- locked: function() {
- return !stack;
- },
- // Call all callbacks with the given context and arguments
- fireWith: function( context, args ) {
- if ( list && ( !fired || stack ) ) {
- args = args || [];
- args = [ context, args.slice ? args.slice() : args ];
- if ( firing ) {
- stack.push( args );
- } else {
- fire( args );
- }
- }
- return this;
- },
- // Call all the callbacks with the given arguments
- fire: function() {
- self.fireWith( this, arguments );
- return this;
- },
- // To know if the callbacks have already been called at least once
- fired: function() {
- return !!fired;
- }
- };
- return self;
- };
- jQuery.extend({
- Deferred: function( func ) {
- var tuples = [
- // action, add listener, listener list, final state
- [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
- [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
- [ "notify", "progress", jQuery.Callbacks("memory") ]
- ],
- state = "pending",
- promise = {
- state: function() {
- return state;
- },
- always: function() {
- deferred.done( arguments ).fail( arguments );
- return this;
- },
- then: function( /* fnDone, fnFail, fnProgress */ ) {
- var fns = arguments;
- return jQuery.Deferred(function( newDefer ) {
- jQuery.each( tuples, function( i, tuple ) {
- var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
- // deferred[ done | fail | progress ] for forwarding actions to newDefer
- deferred[ tuple[1] ](function() {
- var returned = fn && fn.apply( this, arguments );
- if ( returned && jQuery.isFunction( returned.promise ) ) {
- returned.promise()
- .done( newDefer.resolve )
- .fail( newDefer.reject )
- .progress( newDefer.notify );
- } else {
- newDefer[ tuple[ 0 ] + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments );
- }
- });
- });
- fns = null;
- }).promise();
- },
- // Get a promise for this deferred
- // If obj is provided, the promise aspect is added to the object
- promise: function( obj ) {
- return obj != null ? jQuery.extend( obj, promise ) : promise;
- }
- },
- deferred = {};
- // Keep pipe for back-compat
- promise.pipe = promise.then;
- // Add list-specific methods
- jQuery.each( tuples, function( i, tuple ) {
- var list = tuple[ 2 ],
- stateString = tuple[ 3 ];
- // promise[ done | fail | progress ] = list.add
- promise[ tuple[1] ] = list.add;
- // Handle state
- if ( stateString ) {
- list.add(function() {
- // state = [ resolved | rejected ]
- state = stateString;
- // [ reject_list | resolve_list ].disable; progress_list.lock
- }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
- }
- // deferred[ resolve | reject | notify ]
- deferred[ tuple[0] ] = function() {
- deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments );
- return this;
- };
- deferred[ tuple[0] + "With" ] = list.fireWith;
- });
- // Make the deferred a promise
- promise.promise( deferred );
- // Call given func if any
- if ( func ) {
- func.call( deferred, deferred );
- }
- // All done!
- return deferred;
- },
- // Deferred helper
- when: function( subordinate /* , ..., subordinateN */ ) {
- var i = 0,
- resolveValues = slice.call( arguments ),
- length = resolveValues.length,
- // the count of uncompleted subordinates
- remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,
- // the master Deferred. If resolveValues consist of only a single Deferred, just use that.
- deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
- // Update function for both resolve and progress values
- updateFunc = function( i, contexts, values ) {
- return function( value ) {
- contexts[ i ] = this;
- values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;
- if ( values === progressValues ) {
- deferred.notifyWith( contexts, values );
- } else if ( !( --remaining ) ) {
- deferred.resolveWith( contexts, values );
- }
- };
- },
- progressValues, progressContexts, resolveContexts;
- // add listeners to Deferred subordinates; treat others as resolved
- if ( length > 1 ) {
- progressValues = new Array( length );
- progressContexts = new Array( length );
- resolveContexts = new Array( length );
- for ( ; i < length; i++ ) {
- if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
- resolveValues[ i ].promise()
- .done( updateFunc( i, resolveContexts, resolveValues ) )
- .fail( deferred.reject )
- .progress( updateFunc( i, progressContexts, progressValues ) );
- } else {
- --remaining;
- }
- }
- }
- // if we're not waiting on anything, resolve the master
- if ( !remaining ) {
- deferred.resolveWith( resolveContexts, resolveValues );
- }
- return deferred.promise();
- }
- });
- // The deferred used on DOM ready
- var readyList;
- jQuery.fn.ready = function( fn ) {
- // Add the callback
- jQuery.ready.promise().done( fn );
- return this;
- };
- jQuery.extend({
- // Is the DOM ready to be used? Set to true once it occurs.
- isReady: false,
- // A counter to track how many items to wait for before
- // the ready event fires. See #6781
- readyWait: 1,
- // Hold (or release) the ready event
- holdReady: function( hold ) {
- if ( hold ) {
- jQuery.readyWait++;
- } else {
- jQuery.ready( true );
- }
- },
- // Handle when the DOM is ready
- ready: function( wait ) {
- // Abort if there are pending holds or we're already ready
- if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
- return;
- }
- // Remember that the DOM is ready
- jQuery.isReady = true;
- // If a normal DOM Ready event fired, decrement, and wait if need be
- if ( wait !== true && --jQuery.readyWait > 0 ) {
- return;
- }
- // If there are functions bound, to execute
- readyList.resolveWith( document, [ jQuery ] );
- // Trigger any bound ready events
- if ( jQuery.fn.trigger ) {
- jQuery( document ).trigger("ready").off("ready");
- }
- }
- });
- /**
- * The ready event handler and self cleanup method
- */
- function completed() {
- document.removeEventListener( "DOMContentLoaded", completed, false );
- window.removeEventListener( "load", completed, false );
- jQuery.ready();
- }
- jQuery.ready.promise = function( obj ) {
- if ( !readyList ) {
- readyList = jQuery.Deferred();
- // Catch cases where $(document).ready() is called after the browser event has already occurred.
- // we once tried to use readyState "interactive" here, but it caused issues like the one
- // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
- if ( document.readyState === "complete" ) {
- // Handle it asynchronously to allow scripts the opportunity to delay ready
- setTimeout( jQuery.ready );
- } else {
- // Use the handy event callback
- document.addEventListener( "DOMContentLoaded", completed, false );
- // A fallback to window.onload, that will always work
- window.addEventListener( "load", completed, false );
- }
- }
- return readyList.promise( obj );
- };
- // Kick off the DOM ready check even if the user does not
- jQuery.ready.promise();
- // Multifunctional method to get and set values of a collection
- // The value/s can optionally be executed if it's a function
- var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
- var i = 0,
- len = elems.length,
- bulk = key == null;
- // Sets many values
- if ( jQuery.type( key ) === "object" ) {
- chainable = true;
- for ( i in key ) {
- jQuery.access( elems, fn, i, key[i], true, emptyGet, raw );
- }
- // Sets one value
- } else if ( value !== undefined ) {
- chainable = true;
- if ( !jQuery.isFunction( value ) ) {
- raw = true;
- }
- if ( bulk ) {
- // Bulk operations run against the entire set
- if ( raw ) {
- fn.call( elems, value );
- fn = null;
- // ...except when executing function values
- } else {
- bulk = fn;
- fn = function( elem, key, value ) {
- return bulk.call( jQuery( elem ), value );
- };
- }
- }
- if ( fn ) {
- for ( ; i < len; i++ ) {
- fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) );
- }
- }
- }
- return chainable ?
- elems :
- // Gets
- bulk ?
- fn.call( elems ) :
- len ? fn( elems[0], key ) : emptyGet;
- };
- /**
- * Determines whether an object can have data
- */
- jQuery.acceptData = function( owner ) {
- // Accepts only:
- // - Node
- // - Node.ELEMENT_NODE
- // - Node.DOCUMENT_NODE
- // - Object
- // - Any
- /* jshint -W018 */
- return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType );
- };
- function Data() {
- // Support: Android < 4,
- // Old WebKit does not have Object.preventExtensions/freeze method,
- // return new empty object instead with no [[set]] accessor
- Object.defineProperty( this.cache = {}, 0, {
- get: function() {
- return {};
- }
- });
- this.expando = jQuery.expando + Math.random();
- }
- Data.uid = 1;
- Data.accepts = jQuery.acceptData;
- Data.prototype = {
- key: function( owner ) {
- // We can accept data for non-element nodes in modern browsers,
- // but we should not, see #8335.
- // Always return the key for a frozen object.
- if ( !Data.accepts( owner ) ) {
- return 0;
- }
- var descriptor = {},
- // Check if the owner object already has a cache key
- unlock = owner[ this.expando ];
- // If not, create one
- if ( !unlock ) {
- unlock = Data.uid++;
- // Secure it in a non-enumerable, non-writable property
- try {
- descriptor[ this.expando ] = { value: unlock };
- Object.defineProperties( owner, descriptor );
- // Support: Android < 4
- // Fallback to a less secure definition
- } catch ( e ) {
- descriptor[ this.expando ] = unlock;
- jQuery.extend( owner, descriptor );
- }
- }
- // Ensure the cache object
- if ( !this.cache[ unlock ] ) {
- this.cache[ unlock ] = {};
- }
- return unlock;
- },
- set: function( owner, data, value ) {
- var prop,
- // There may be an unlock assigned to this node,
- // if there is no entry for this "owner", create one inline
- // and set the unlock as though an owner entry had always existed
- unlock = this.key( owner ),
- cache = this.cache[ unlock ];
- // Handle: [ owner, key, value ] args
- if ( typeof data === "string" ) {
- cache[ data ] = value;
- // Handle: [ owner, { properties } ] args
- } else {
- // Fresh assignments by object are shallow copied
- if ( jQuery.isEmptyObject( cache ) ) {
- jQuery.extend( this.cache[ unlock ], data );
- // Otherwise, copy the properties one-by-one to the cache object
- } else {
- for ( prop in data ) {
- cache[ prop ] = data[ prop ];
- }
- }
- }
- return cache;
- },
- get: function( owner, key ) {
- // Either a valid cache is found, or will be created.
- // New caches will be created and the unlock returned,
- // allowing direct access to the newly created
- // empty data object. A valid owner object must be provided.
- var cache = this.cache[ this.key( owner ) ];
- return key === undefined ?
- cache : cache[ key ];
- },
- access: function( owner, key, value ) {
- var stored;
- // In cases where either:
- //
- // 1. No key was specified
- // 2. A string key was specified, but no value provided
- //
- // Take the "read" path and allow the get method to determine
- // which value to return, respectively either:
- //
- // 1. The entire cache object
- // 2. The data stored at the key
- //
- if ( key === undefined ||
- ((key && typeof key === "string") && value === undefined) ) {
- stored = this.get( owner, key );
- return stored !== undefined ?
- stored : this.get( owner, jQuery.camelCase(key) );
- }
- // [*]When the key is not a string, or both a key and value
- // are specified, set or extend (existing objects) with either:
- //
- // 1. An object of properties
- // 2. A key and value
- //
- this.set( owner, key, value );
- // Since the "set" path can have two possible entry points
- // return the expected data based on which path was taken[*]
- return value !== undefined ? value : key;
- },
- remove: function( owner, key ) {
- var i, name, camel,
- unlock = this.key( owner ),
- cache = this.cache[ unlock ];
- if ( key === undefined ) {
- this.cache[ unlock ] = {};
- } else {
- // Support array or space separated string of keys
- if ( jQuery.isArray( key ) ) {
- // If "name" is an array of keys...
- // When data is initially created, via ("key", "val") signature,
- // keys will be converted to camelCase.
- // Since there is no way to tell _how_ a key was added, remove
- // both plain key and camelCase key. #12786
- // This will only penalize the array argument path.
- name = key.concat( key.map( jQuery.camelCase ) );
- } else {
- camel = jQuery.camelCase( key );
- // Try the string as a key before any manipulation
- if ( key in cache ) {
- name = [ key, camel ];
- } else {
- // If a key with the spaces exists, use it.
- // Otherwise, create an array by matching non-whitespace
- name = camel;
- name = name in cache ?
- [ name ] : ( name.match( rnotwhite ) || [] );
- }
- }
- i = name.length;
- while ( i-- ) {
- delete cache[ name[ i ] ];
- }
- }
- },
- hasData: function( owner ) {
- return !jQuery.isEmptyObject(
- this.cache[ owner[ this.expando ] ] || {}
- );
- },
- discard: function( owner ) {
- if ( owner[ this.expando ] ) {
- delete this.cache[ owner[ this.expando ] ];
- }
- }
- };
- var data_priv = new Data();
- var data_user = new Data();
- /*
- Implementation Summary
- 1. Enforce API surface and semantic compatibility with 1.9.x branch
- 2. Improve the module's maintainability by reducing the storage
- paths to a single mechanism.
- 3. Use the same single mechanism to support "private" and "user" data.
- 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
- 5. Avoid exposing implementation details on user objects (eg. expando properties)
- 6. Provide a clear path for implementation upgrade to WeakMap in 2014
- */
- var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
- rmultiDash = /([A-Z])/g;
- function dataAttr( elem, key, data ) {
- var name;
- // If nothing was found internally, try to fetch any
- // data from the HTML5 data-* attribute
- if ( data === undefined && elem.nodeType === 1 ) {
- name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
- data = elem.getAttribute( name );
- if ( typeof data === "string" ) {
- try {
- data = data === "true" ? true :
- data === "false" ? false :
- data === "null" ? null :
- // Only convert to a number if it doesn't change the string
- +data + "" === data ? +data :
- rbrace.test( data ) ? jQuery.parseJSON( data ) :
- data;
- } catch( e ) {}
- // Make sure we set the data so it isn't changed later
- data_user.set( elem, key, data );
- } else {
- data = undefined;
- }
- }
- return data;
- }
- jQuery.extend({
- hasData: function( elem ) {
- return data_user.hasData( elem ) || data_priv.hasData( elem );
- },
- data: function( elem, name, data ) {
- return data_user.access( elem, name, data );
- },
- removeData: function( elem, name ) {
- data_user.remove( elem, name );
- },
- // TODO: Now that all calls to _data and _removeData have been replaced
- // with direct calls to data_priv methods, these can be deprecated.
- _data: function( elem, name, data ) {
- return data_priv.access( elem, name, data );
- },
- _removeData: function( elem, name ) {
- data_priv.remove( elem, name );
- }
- });
- jQuery.fn.extend({
- data: function( key, value ) {
- var i, name, data,
- elem = this[ 0 ],
- attrs = elem && elem.attributes;
- // Gets all values
- if ( key === undefined ) {
- if ( this.length ) {
- data = data_user.get( elem );
- if ( elem.nodeType === 1 && !data_priv.get( elem, "hasDataAttrs" ) ) {
- i = attrs.length;
- while ( i-- ) {
- name = attrs[ i ].name;
- if ( name.indexOf( "data-" ) === 0 ) {
- name = jQuery.camelCase( name.slice(5) );
- dataAttr( elem, name, data[ name ] );
- }
- }
- data_priv.set( elem, "hasDataAttrs", true );
- }
- }
- return data;
- }
- // Sets multiple values
- if ( typeof key === "object" ) {
- return this.each(function() {
- data_user.set( this, key );
- });
- }
- return access( this, function( value ) {
- var data,
- camelKey = jQuery.camelCase( key );
- // The calling jQuery object (element matches) is not empty
- // (and therefore has an element appears at this[ 0 ]) and the
- // `value` parameter was not undefined. An empty jQuery object
- // will result in `undefined` for elem = this[ 0 ] which will
- // throw an exception if an attempt to read a data cache is made.
- if ( elem && value === undefined ) {
- // Attempt to get data from the cache
- // with the key as-is
- data = data_user.get( elem, key );
- if ( data !== undefined ) {
- return data;
- }
- // Attempt to get data from the cache
- // with the key camelized
- data = data_user.get( elem, camelKey );
- if ( data !== undefined ) {
- return data;
- }
- // Attempt to "discover" the data in
- // HTML5 custom data-* attrs
- data = dataAttr( elem, camelKey, undefined );
- if ( data !== undefined ) {
- return data;
- }
- // We tried really hard, but the data doesn't exist.
- return;
- }
- // Set the data...
- this.each(function() {
- // First, attempt to store a copy or reference of any
- // data that might've been store with a camelCased key.
- var data = data_user.get( this, camelKey );
- // For HTML5 data-* attribute interop, we have to
- // store property names with dashes in a camelCase form.
- // This might not apply to all properties...*
- data_user.set( this, camelKey, value );
- // *... In the case of properties that might _actually_
- // have dashes, we need to also store a copy of that
- // unchanged property.
- if ( key.indexOf("-") !== -1 && data !== undefined ) {
- data_user.set( this, key, value );
- }
- });
- }, null, value, arguments.length > 1, null, true );
- },
- removeData: function( key ) {
- return this.each(function() {
- data_user.remove( this, key );
- });
- }
- });
- jQuery.extend({
- queue: function( elem, type, data ) {
- var queue;
- if ( elem ) {
- type = ( type || "fx" ) + "queue";
- queue = data_priv.get( elem, type );
- // Speed up dequeue by getting out quickly if this is just a lookup
- if ( data ) {
- if ( !queue || jQuery.isArray( data ) ) {
- queue = data_priv.access( elem, type, jQuery.makeArray(data) );
- } else {
- queue.push( data );
- }
- }
- return queue || [];
- }
- },
- dequeue: function( elem, type ) {
- type = type || "fx";
- var queue = jQuery.queue( elem, type ),
- startLength = queue.length,
- fn = queue.shift(),
- hooks = jQuery._queueHooks( elem, type ),
- next = function() {
- jQuery.dequeue( elem, type );
- };
- // If the fx queue is dequeued, always remove the progress sentinel
- if ( fn === "inprogress" ) {
- fn = queue.shift();
- startLength--;
- }
- if ( fn ) {
- // Add a progress sentinel to prevent the fx queue from being
- // automatically dequeued
- if ( type === "fx" ) {
- queue.unshift( "inprogress" );
- }
- // clear up the last queue stop function
- delete hooks.stop;
- fn.call( elem, next, hooks );
- }
- if ( !startLength && hooks ) {
- hooks.empty.fire();
- }
- },
- // not intended for public consumption - generates a queueHooks object, or returns the current one
- _queueHooks: function( elem, type ) {
- var key = type + "queueHooks";
- return data_priv.get( elem, key ) || data_priv.access( elem, key, {
- empty: jQuery.Callbacks("once memory").add(function() {
- data_priv.remove( elem, [ type + "queue", key ] );
- })
- });
- }
- });
- jQuery.fn.extend({
- queue: function( type, data ) {
- var setter = 2;
- if ( typeof type !== "string" ) {
- data = type;
- type = "fx";
- setter--;
- }
- if ( arguments.length < setter ) {
- return jQuery.queue( this[0], type );
- }
- return data === undefined ?
- this :
- this.each(function() {
- var queue = jQuery.queue( this, type, data );
- // ensure a hooks for this queue
- jQuery._queueHooks( this, type );
- if ( type === "fx" && queue[0] !== "inprogress" ) {
- jQuery.dequeue( this, type );
- }
- });
- },
- dequeue: function( type ) {
- return this.each(function() {
- jQuery.dequeue( this, type );
- });
- },
- clearQueue: function( type ) {
- return this.queue( type || "fx", [] );
- },
- // Get a promise resolved when queues of a certain type
- // are emptied (fx is the type by default)
- promise: function( type, obj ) {
- var tmp,
- count = 1,
- defer = jQuery.Deferred(),
- elements = this,
- i = this.length,
- resolve = function() {
- if ( !( --count ) ) {
- defer.resolveWith( elements, [ elements ] );
- }
- };
- if ( typeof type !== "string" ) {
- obj = type;
- type = undefined;
- }
- type = type || "fx";
- while ( i-- ) {
- tmp = data_priv.get( elements[ i ], type + "queueHooks" );
- if ( tmp && tmp.empty ) {
- count++;
- tmp.empty.add( resolve );
- }
- }
- resolve();
- return defer.promise( obj );
- }
- });
- var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source;
- var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
- var isHidden = function( elem, el ) {
- // isHidden might be called from jQuery#filter function;
- // in that case, element will be second argument
- elem = el || elem;
- return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
- };
- var rcheckableType = (/^(?:checkbox|radio)$/i);
- (function() {
- var fragment = document.createDocumentFragment(),
- div = fragment.appendChild( document.createElement( "div" ) );
- // #11217 - WebKit loses check when the name is after the checked attribute
- div.innerHTML = "<input type='radio' checked='checked' name='t'/>";
- // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3
- // old WebKit doesn't clone checked state correctly in fragments
- support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;
- // Make sure textarea (and checkbox) defaultValue is properly cloned
- // Support: IE9-IE11+
- div.innerHTML = "<textarea>x</textarea>";
- support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
- })();
- var strundefined = typeof undefined;
- support.focusinBubbles = "onfocusin" in window;
- var
- rkeyEvent = /^key/,
- rmouseEvent = /^(?:mouse|contextmenu)|click/,
- rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
- rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;
- function returnTrue() {
- return true;
- }
- function returnFalse() {
- return false;
- }
- function safeActiveElement() {
- try {
- return document.activeElement;
- } catch ( err ) { }
- }
- /*
- * Helper functions for managing events -- not part of the public interface.
- * Props to Dean Edwards' addEvent library for many of the ideas.
- */
- jQuery.event = {
- global: {},
- add: function( elem, types, handler, data, selector ) {
- var handleObjIn, eventHandle, tmp,
- events, t, handleObj,
- special, handlers, type, namespaces, origType,
- elemData = data_priv.get( elem );
- // Don't attach events to noData or text/comment nodes (but allow plain objects)
- if ( !elemData ) {
- return;
- }
- // Caller can pass in an object of custom data in lieu of the handler
- if ( handler.handler ) {
- handleObjIn = handler;
- handler = handleObjIn.handler;
- selector = handleObjIn.selector;
- }
- // Make sure that the handler has a unique ID, used to find/remove it later
- if ( !handler.guid ) {
- handler.guid = jQuery.guid++;
- }
- // Init the element's event structure and main handler, if this is the first
- if ( !(events = elemData.events) ) {
- events = elemData.events = {};
- }
- if ( !(eventHandle = elemData.handle) ) {
- eventHandle = elemData.handle = function( e ) {
- // Discard the second event of a jQuery.event.trigger() and
- // when an event is called after a page has unloaded
- return typeof jQuery !== strundefined && jQuery.event.triggered !== e.type ?
- jQuery.event.dispatch.apply( elem, arguments ) : undefined;
- };
- }
- // Handle multiple events separated by a space
- types = ( types || "" ).match( rnotwhite ) || [ "" ];
- t = types.length;
- while ( t-- ) {
- tmp = rtypenamespace.exec( types[t] ) || [];
- type = origType = tmp[1];
- namespaces = ( tmp[2] || "" ).split( "." ).sort();
- // There *must* be a type, no attaching namespace-only handlers
- if ( !type ) {
- continue;
- }
- // If event changes its type, use the special event handlers for the changed type
- special = jQuery.event.special[ type ] || {};
- // If selector defined, determine special event api type, otherwise given type
- type = ( selector ? special.delegateType : special.bindType ) || type;
- // Update special based on newly reset type
- special = jQuery.event.special[ type ] || {};
- // handleObj is passed to all event handlers
- handleObj = jQuery.extend({
- type: type,
- origType: origType,
- data: data,
- handler: handler,
- guid: handler.guid,
- selector: selector,
- needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
- namespace: namespaces.join(".")
- }, handleObjIn );
- // Init the event handler queue if we're the first
- if ( !(handlers = events[ type ]) ) {
- handlers = events[ type ] = [];
- handlers.delegateCount = 0;
- // Only use addEventListener if the special events handler returns false
- if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
- if ( elem.addEventListener ) {
- elem.addEventListener( type, eventHandle, false );
- }
- }
- }
- if ( special.add ) {
- special.add.call( elem, handleObj );
- if ( !handleObj.handler.guid ) {
- handleObj.handler.guid = handler.guid;
- }
- }
- // Add to the element's handler list, delegates in front
- if ( selector ) {
- handlers.splice( handlers.delegateCount++, 0, handleObj );
- } else {
- handlers.push( handleObj );
- }
- // Keep track of which events have ever been used, for event optimization
- jQuery.event.global[ type ] = true;
- }
- },
- // Detach an event or set of events from an element
- remove: function( elem, types, handler, selector, mappedTypes ) {
- var j, origCount, tmp,
- events, t, handleObj,
- special, handlers, type, namespaces, origType,
- elemData = data_priv.hasData( elem ) && data_priv.get( elem );
- if ( !elemData || !(events = elemData.events) ) {
- return;
- }
- // Once for each type.namespace in types; type may be omitted
- types = ( types || "" ).match( rnotwhite ) || [ "" ];
- t = types.length;
- while ( t-- ) {
- tmp = rtypenamespace.exec( types[t] ) || [];
- type = origType = tmp[1];
- namespaces = ( tmp[2] || "" ).split( "." ).sort();
- // Unbind all events (on this namespace, if provided) for the element
- if ( !type ) {
- for ( type in events ) {
- jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
- }
- continue;
- }
- special = jQuery.event.special[ type ] || {};
- type = ( selector ? special.delegateType : special.bindType ) || type;
- handlers = events[ type ] || [];
- tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );
- // Remove matching events
- origCount = j = handlers.length;
- while ( j-- ) {
- handleObj = handlers[ j ];
- if ( ( mappedTypes || origType === handleObj.origType ) &&
- ( !handler || handler.guid === handleObj.guid ) &&
- ( !tmp || tmp.test( handleObj.namespace ) ) &&
- ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
- handlers.splice( j, 1 );
- if ( handleObj.selector ) {
- handlers.delegateCount--;
- }
- if ( special.remove ) {
- special.remove.call( elem, handleObj );
- }
- }
- }
- // Remove generic event handler if we removed something and no more handlers exist
- // (avoids potential for endless recursion during removal of special event handlers)
- if ( origCount && !handlers.length ) {
- if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
- jQuery.removeEvent( elem, type, elemData.handle );
- }
- delete events[ type ];
- }
- }
- // Remove the expando if it's no longer used
- if ( jQuery.isEmptyObject( events ) ) {
- delete elemData.handle;
- data_priv.remove( elem, "events" );
- }
- },
- trigger: function( event, data, elem, onlyHandlers ) {
- var i, cur, tmp, bubbleType, ontype, handle, special,
- eventPath = [ elem || document ],
- type = hasOwn.call( event, "type" ) ? event.type : event,
- namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];
- cur = tmp = elem = elem || document;
- // Don't do events on text and comment nodes
- if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
- return;
- }
- // focus/blur morphs to focusin/out; ensure we're not firing them right now
- if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
- return;
- }
- if ( type.indexOf(".") >= 0 ) {
- // Namespaced trigger; create a regexp to match event type in handle()
- namespaces = type.split(".");
- type = namespaces.shift();
- namespaces.sort();
- }
- ontype = type.indexOf(":") < 0 && "on" + type;
- // Caller can pass in a jQuery.Event object, Object, or just an event type string
- event = event[ jQuery.expando ] ?
- event :
- new jQuery.Event( type, typeof event === "object" && event );
- // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
- event.isTrigger = onlyHandlers ? 2 : 3;
- event.namespace = namespaces.join(".");
- event.namespace_re = event.namespace ?
- new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
- null;
- // Clean up the event in case it is being reused
- event.result = undefined;
- if ( !event.target ) {
- event.target = elem;
- }
- // Clone any incoming data and prepend the event, creating the handler arg list
- data = data == null ?
- [ event ] :
- jQuery.makeArray( data, [ event ] );
- // Allow special events to draw outside the lines
- special = jQuery.event.special[ type ] || {};
- if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
- return;
- }
- // Determine event propagation path in advance, per W3C events spec (#9951)
- // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
- if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
- bubbleType = special.delegateType || type;
- if ( !rfocusMorph.test( bubbleType + type ) ) {
- cur = cur.parentNode;
- }
- for ( ; cur; cur = cur.parentNode ) {
- eventPath.push( cur );
- tmp = cur;
- }
- // Only add window if we got to document (e.g., not plain obj or detached DOM)
- if ( tmp === (elem.ownerDocument || document) ) {
- eventPath.push( tmp.defaultView || tmp.parentWindow || window );
- }
- }
- // Fire handlers on the event path
- i = 0;
- while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {
- event.type = i > 1 ?
- bubbleType :
- special.bindType || type;
- // jQuery handler
- handle = ( data_priv.get( cur, "events" ) || {} )[ event.type ] && data_priv.get( cur, "handle" );
- if ( handle ) {
- handle.apply( cur, data );
- }
- // Native handler
- handle = ontype && cur[ ontype ];
- if ( handle && handle.apply && jQuery.acceptData( cur ) ) {
- event.result = handle.apply( cur, data );
- if ( event.result === false ) {
- event.preventDefault();
- }
- }
- }
- event.type = type;
- // If nobody prevented the default action, do it now
- if ( !onlyHandlers && !event.isDefaultPrevented() ) {
- if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) &&
- jQuery.acceptData( elem ) ) {
- // Call a native DOM method on the target with the same name name as the event.
- // Don't do default actions on window, that's where global variables be (#6170)
- if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) {
- // Don't re-trigger an onFOO event when we call its FOO() method
- tmp = elem[ ontype ];
- if ( tmp ) {
- elem[ ontype ] = null;
- }
- // Prevent re-triggering of the same event, since we already bubbled it above
- jQuery.event.triggered = type;
- elem[ type ]();
- jQuery.event.triggered = undefined;
- if ( tmp ) {
- elem[ ontype ] = tmp;
- }
- }
- }
- }
- return event.result;
- },
- dispatch: function( event ) {
- // Make a writable jQuery.Event from the native event object
- event = jQuery.event.fix( event );
- var i, j, ret, matched, handleObj,
- handlerQueue = [],
- args = slice.call( arguments ),
- handlers = ( data_priv.get( this, "events" ) || {} )[ event.type ] || [],
- special = jQuery.event.special[ event.type ] || {};
- // Use the fix-ed jQuery.Event rather than the (read-only) native event
- args[0] = event;
- event.delegateTarget = this;
- // Call the preDispatch hook for the mapped type, and let it bail if desired
- if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
- return;
- }
- // Determine handlers
- handlerQueue = jQuery.event.handlers.call( this, event, handlers );
- // Run delegates first; they may want to stop propagation beneath us
- i = 0;
- while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
- event.currentTarget = matched.elem;
- j = 0;
- while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {
- // Triggered event must either 1) have no namespace, or
- // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
- if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {
- event.handleObj = handleObj;
- event.data = handleObj.data;
- ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
- .apply( matched.elem, args );
- if ( ret !== undefined ) {
- if ( (event.result = ret) === false ) {
- event.preventDefault();
- event.stopPropagation();
- }
- }
- }
- }
- }
- // Call the postDispatch hook for the mapped type
- if ( special.postDispatch ) {
- special.postDispatch.call( this, event );
- }
- return event.result;
- },
- handlers: function( event, handlers ) {
- var i, matches, sel, handleObj,
- handlerQueue = [],
- delegateCount = handlers.delegateCount,
- cur = event.target;
- // Find delegate handlers
- // Black-hole SVG <use> instance trees (#13180)
- // Avoid non-left-click bubbling in Firefox (#3861)
- if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {
- for ( ; cur !== this; cur = cur.parentNode || this ) {
- // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
- if ( cur.disabled !== true || event.type !== "click" ) {
- matches = [];
- for ( i = 0; i < delegateCount; i++ ) {
- handleObj = handlers[ i ];
- // Don't conflict with Object.prototype properties (#13203)
- sel = handleObj.selector + " ";
- if ( matches[ sel ] === undefined ) {
- matches[ sel ] = handleObj.needsContext ?
- jQuery( sel, this ).index( cur ) >= 0 :
- jQuery.find( sel, this, null, [ cur ] ).length;
- }
- if ( matches[ sel ] ) {
- matches.push( handleObj );
- }
- }
- if ( matches.length ) {
- handlerQueue.push({ elem: cur, handlers: matches });
- }
- }
- }
- }
- // Add the remaining (directly-bound) handlers
- if ( delegateCount < handlers.length ) {
- handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
- }
- return handlerQueue;
- },
- // Includes some event props shared by KeyEvent and MouseEvent
- props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
- fixHooks: {},
- keyHooks: {
- props: "char charCode key keyCode".split(" "),
- filter: function( event, original ) {
- // Add which for key events
- if ( event.which == null ) {
- event.which = original.charCode != null ? original.charCode : original.keyCode;
- }
- return event;
- }
- },
- mouseHooks: {
- props: "button buttons clientX clientY offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
- filter: function( event, original ) {
- var eventDoc, doc, body,
- button = original.button;
- // Calculate pageX/Y if missing and clientX/Y available
- if ( event.pageX == null && original.clientX != null ) {
- eventDoc = event.target.ownerDocument || document;
- doc = eventDoc.documentElement;
- body = eventDoc.body;
- event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
- event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 );
- }
- // Add which for click: 1 === left; 2 === middle; 3 === right
- // Note: button is not normalized, so don't use it
- if ( !event.which && button !== undefined ) {
- event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
- }
- return event;
- }
- },
- fix: function( event ) {
- if ( event[ jQuery.expando ] ) {
- return event;
- }
- // Create a writable copy of the event object and normalize some properties
- var i, prop, copy,
- type = event.type,
- originalEvent = event,
- fixHook = this.fixHooks[ type ];
- if ( !fixHook ) {
- this.fixHooks[ type ] = fixHook =
- rmouseEvent.test( type ) ? this.mouseHooks :
- rkeyEvent.test( type ) ? this.keyHooks :
- {};
- }
- copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
- event = new jQuery.Event( originalEvent );
- i = copy.length;
- while ( i-- ) {
- prop = copy[ i ];
- event[ prop ] = originalEvent[ prop ];
- }
- // Support: Cordova 2.5 (WebKit) (#13255)
- // All events should have a target; Cordova deviceready doesn't
- if ( !event.target ) {
- event.target = document;
- }
- // Support: Safari 6.0+, Chrome < 28
- // Target should not be a text node (#504, #13143)
- if ( event.target.nodeType === 3 ) {
- event.target = event.target.parentNode;
- }
- return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
- },
- special: {
- load: {
- // Prevent triggered image.load events from bubbling to window.load
- noBubble: true
- },
- focus: {
- // Fire native event if possible so blur/focus sequence is correct
- trigger: function() {
- if ( this !== safeActiveElement() && this.focus ) {
- this.focus();
- return false;
- }
- },
- delegateType: "focusin"
- },
- blur: {
- trigger: function() {
- if ( this === safeActiveElement() && this.blur ) {
- this.blur();
- return false;
- }
- },
- delegateType: "focusout"
- },
- click: {
- // For checkbox, fire native event so checked state will be right
- trigger: function() {
- if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) {
- this.click();
- return false;
- }
- },
- // For cross-browser consistency, don't fire native .click() on links
- _default: function( event ) {
- return jQuery.nodeName( event.target, "a" );
- }
- },
- beforeunload: {
- postDispatch: function( event ) {
- // Support: Firefox 20+
- // Firefox doesn't alert if the returnValue field is not set.
- if ( event.result !== undefined ) {
- event.originalEvent.returnValue = event.result;
- }
- }
- }
- },
- simulate: function( type, elem, event, bubble ) {
- // Piggyback on a donor event to simulate a different one.
- // Fake originalEvent to avoid donor's stopPropagation, but if the
- // simulated event prevents default then we do the same on the donor.
- var e = jQuery.extend(
- new jQuery.Event(),
- event,
- {
- type: type,
- isSimulated: true,
- originalEvent: {}
- }
- );
- if ( bubble ) {
- jQuery.event.trigger( e, null, elem );
- } else {
- jQuery.event.dispatch.call( elem, e );
- }
- if ( e.isDefaultPrevented() ) {
- event.preventDefault();
- }
- }
- };
- jQuery.removeEvent = function( elem, type, handle ) {
- if ( elem.removeEventListener ) {
- elem.removeEventListener( type, handle, false );
- }
- };
- jQuery.Event = function( src, props ) {
- // Allow instantiation without the 'new' keyword
- if ( !(this instanceof jQuery.Event) ) {
- return new jQuery.Event( src, props );
- }
- // Event object
- if ( src && src.type ) {
- this.originalEvent = src;
- this.type = src.type;
- // Events bubbling up the document may have been marked as prevented
- // by a handler lower down the tree; reflect the correct value.
- this.isDefaultPrevented = src.defaultPrevented ||
- // Support: Android < 4.0
- src.defaultPrevented === undefined &&
- src.getPreventDefault && src.getPreventDefault() ?
- returnTrue :
- returnFalse;
- // Event type
- } else {
- this.type = src;
- }
- // Put explicitly provided properties onto the event object
- if ( props ) {
- jQuery.extend( this, props );
- }
- // Create a timestamp if incoming event doesn't have one
- this.timeStamp = src && src.timeStamp || jQuery.now();
- // Mark it as fixed
- this[ jQuery.expando ] = true;
- };
- // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
- // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
- jQuery.Event.prototype = {
- isDefaultPrevented: returnFalse,
- isPropagationStopped: returnFalse,
- isImmediatePropagationStopped: returnFalse,
- preventDefault: function() {
- var e = this.originalEvent;
- this.isDefaultPrevented = returnTrue;
- if ( e && e.preventDefault ) {
- e.preventDefault();
- }
- },
- stopPropagation: function() {
- var e = this.originalEvent;
- this.isPropagationStopped = returnTrue;
- if ( e && e.stopPropagation ) {
- e.stopPropagation();
- }
- },
- stopImmediatePropagation: function() {
- this.isImmediatePropagationStopped = returnTrue;
- this.stopPropagation();
- }
- };
- // Create mouseenter/leave events using mouseover/out and event-time checks
- // Support: Chrome 15+
- jQuery.each({
- mouseenter: "mouseover",
- mouseleave: "mouseout"
- }, function( orig, fix ) {
- jQuery.event.special[ orig ] = {
- delegateType: fix,
- bindType: fix,
- handle: function( event ) {
- var ret,
- target = this,
- related = event.relatedTarget,
- handleObj = event.handleObj;
- // For mousenter/leave call the handler if related is outside the target.
- // NB: No relatedTarget if the mouse left/entered the browser window
- if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
- event.type = handleObj.origType;
- ret = handleObj.handler.apply( this, arguments );
- event.type = fix;
- }
- return ret;
- }
- };
- });
- // Create "bubbling" focus and blur events
- // Support: Firefox, Chrome, Safari
- if ( !support.focusinBubbles ) {
- jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
- // Attach a single capturing handler on the document while someone wants focusin/focusout
- var handler = function( event ) {
- jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
- };
- jQuery.event.special[ fix ] = {
- setup: function() {
- var doc = this.ownerDocument || this,
- attaches = data_priv.access( doc, fix );
- if ( !attaches ) {
- doc.addEventListener( orig, handler, true );
- }
- data_priv.access( doc, fix, ( attaches || 0 ) + 1 );
- },
- teardown: function() {
- var doc = this.ownerDocument || this,
- attaches = data_priv.access( doc, fix ) - 1;
- if ( !attaches ) {
- doc.removeEventListener( orig, handler, true );
- data_priv.remove( doc, fix );
- } else {
- data_priv.access( doc, fix, attaches );
- }
- }
- };
- });
- }
- jQuery.fn.extend({
- on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
- var origFn, type;
- // Types can be a map of types/handlers
- if ( typeof types === "object" ) {
- // ( types-Object, selector, data )
- if ( typeof selector !== "string" ) {
- // ( types-Object, data )
- data = data || selector;
- selector = undefined;
- }
- for ( type in types ) {
- this.on( type, selector, data, types[ type ], one );
- }
- return this;
- }
- if ( data == null && fn == null ) {
- // ( types, fn )
- fn = selector;
- data = selector = undefined;
- } else if ( fn == null ) {
- if ( typeof selector === "string" ) {
- // ( types, selector, fn )
- fn = data;
- data = undefined;
- } else {
- // ( types, data, fn )
- fn = data;
- data = selector;
- selector = undefined;
- }
- }
- if ( fn === false ) {
- fn = returnFalse;
- } else if ( !fn ) {
- return this;
- }
- if ( one === 1 ) {
- origFn = fn;
- fn = function( event ) {
- // Can use an empty set, since event contains the info
- jQuery().off( event );
- return origFn.apply( this, arguments );
- };
- // Use same guid so caller can remove using origFn
- fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
- }
- return this.each( function() {
- jQuery.event.add( this, types, fn, data, selector );
- });
- },
- one: function( types, selector, data, fn ) {
- return this.on( types, selector, data, fn, 1 );
- },
- off: function( types, selector, fn ) {
- var handleObj, type;
- if ( types && types.preventDefault && types.handleObj ) {
- // ( event ) dispatched jQuery.Event
- handleObj = types.handleObj;
- jQuery( types.delegateTarget ).off(
- handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
- handleObj.selector,
- handleObj.handler
- );
- return this;
- }
- if ( typeof types === "object" ) {
- // ( types-object [, selector] )
- for ( type in types ) {
- this.off( type, selector, types[ type ] );
- }
- return this;
- }
- if ( selector === false || typeof selector === "function" ) {
- // ( types [, fn] )
- fn = selector;
- selector = undefined;
- }
- if ( fn === false ) {
- fn = returnFalse;
- }
- return this.each(function() {
- jQuery.event.remove( this, types, fn, selector );
- });
- },
- trigger: function( type, data ) {
- return this.each(function() {
- jQuery.event.trigger( type, data, this );
- });
- },
- triggerHandler: function( type, data ) {
- var elem = this[0];
- if ( elem ) {
- return jQuery.event.trigger( type, data, elem, true );
- }
- }
- });
- var
- rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
- rtagName = /<([\w:]+)/,
- rhtml = /<|&#?\w+;/,
- rnoInnerhtml = /<(?:script|style|link)/i,
- // checked="checked" or checked
- rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
- rscriptType = /^$|\/(?:java|ecma)script/i,
- rscriptTypeMasked = /^true\/(.*)/,
- rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g,
- // We have to close these tags to support XHTML (#13200)
- wrapMap = {
- // Support: IE 9
- option: [ 1, "<select multiple='multiple'>", "</select>" ],
- thead: [ 1, "<table>", "</table>" ],
- col: [ 2, "<table><colgroup>", "</colgroup></table>" ],
- tr: [ 2, "<table><tbody>", "</tbody></table>" ],
- td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
- _default: [ 0, "", "" ]
- };
- // Support: IE 9
- wrapMap.optgroup = wrapMap.option;
- wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
- wrapMap.th = wrapMap.td;
- // Support: 1.x compatibility
- // Manipulating tables requires a tbody
- function manipulationTarget( elem, content ) {
- return jQuery.nodeName( elem, "table" ) &&
- jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ?
- elem.getElementsByTagName("tbody")[0] ||
- elem.appendChild( elem.ownerDocument.createElement("tbody") ) :
- elem;
- }
- // Replace/restore the type attribute of script elements for safe DOM manipulation
- function disableScript( elem ) {
- elem.type = (elem.getAttribute("type") !== null) + "/" + elem.type;
- return elem;
- }
- function restoreScript( elem ) {
- var match = rscriptTypeMasked.exec( elem.type );
- if ( match ) {
- elem.type = match[ 1 ];
- } else {
- elem.removeAttribute("type");
- }
- return elem;
- }
- // Mark scripts as having already been evaluated
- function setGlobalEval( elems, refElements ) {
- var i = 0,
- l = elems.length;
- for ( ; i < l; i++ ) {
- data_priv.set(
- elems[ i ], "globalEval", !refElements || data_priv.get( refElements[ i ], "globalEval" )
- );
- }
- }
- function cloneCopyEvent( src, dest ) {
- var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events;
- if ( dest.nodeType !== 1 ) {
- return;
- }
- // 1. Copy private data: events, handlers, etc.
- if ( data_priv.hasData( src ) ) {
- pdataOld = data_priv.access( src );
- pdataCur = data_priv.set( dest, pdataOld );
- events = pdataOld.events;
- if ( events ) {
- delete pdataCur.handle;
- pdataCur.events = {};
- for ( type in events ) {
- for ( i = 0, l = events[ type ].length; i < l; i++ ) {
- jQuery.event.add( dest, type, events[ type ][ i ] );
- }
- }
- }
- }
- // 2. Copy user data
- if ( data_user.hasData( src ) ) {
- udataOld = data_user.access( src );
- udataCur = jQuery.extend( {}, udataOld );
- data_user.set( dest, udataCur );
- }
- }
- function getAll( context, tag ) {
- var ret = context.getElementsByTagName ? context.getElementsByTagName( tag || "*" ) :
- context.querySelectorAll ? context.querySelectorAll( tag || "*" ) :
- [];
- return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
- jQuery.merge( [ context ], ret ) :
- ret;
- }
- // Support: IE >= 9
- function fixInput( src, dest ) {
- var nodeName = dest.nodeName.toLowerCase();
- // Fails to persist the checked state of a cloned checkbox or radio button.
- if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
- dest.checked = src.checked;
- // Fails to return the selected option to the default selected state when cloning options
- } else if ( nodeName === "input" || nodeName === "textarea" ) {
- dest.defaultValue = src.defaultValue;
- }
- }
- jQuery.extend({
- clone: function( elem, dataAndEvents, deepDataAndEvents ) {
- var i, l, srcElements, destElements,
- clone = elem.cloneNode( true ),
- inPage = jQuery.contains( elem.ownerDocument, elem );
- // Support: IE >= 9
- // Fix Cloning issues
- if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) &&
- !jQuery.isXMLDoc( elem ) ) {
- // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
- destElements = getAll( clone );
- srcElements = getAll( elem );
- for ( i = 0, l = srcElements.length; i < l; i++ ) {
- fixInput( srcElements[ i ], destElements[ i ] );
- }
- }
- // Copy the events from the original to the clone
- if ( dataAndEvents ) {
- if ( deepDataAndEvents ) {
- srcElements = srcElements || getAll( elem );
- destElements = destElements || getAll( clone );
- for ( i = 0, l = srcElements.length; i < l; i++ ) {
- cloneCopyEvent( srcElements[ i ], destElements[ i ] );
- }
- } else {
- cloneCopyEvent( elem, clone );
- }
- }
- // Preserve script evaluation history
- destElements = getAll( clone, "script" );
- if ( destElements.length > 0 ) {
- setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
- }
- // Return the cloned set
- return clone;
- },
- buildFragment: function( elems, context, scripts, selection ) {
- var elem, tmp, tag, wrap, contains, j,
- fragment = context.createDocumentFragment(),
- nodes = [],
- i = 0,
- l = elems.length;
- for ( ; i < l; i++ ) {
- elem = elems[ i ];
- if ( elem || elem === 0 ) {
- // Add nodes directly
- if ( jQuery.type( elem ) === "object" ) {
- // Support: QtWebKit
- // jQuery.merge because push.apply(_, arraylike) throws
- jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
- // Convert non-html into a text node
- } else if ( !rhtml.test( elem ) ) {
- nodes.push( context.createTextNode( elem ) );
- // Convert html into DOM nodes
- } else {
- tmp = tmp || fragment.appendChild( context.createElement("div") );
- // Deserialize a standard representation
- tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase();
- wrap = wrapMap[ tag ] || wrapMap._default;
- tmp.innerHTML = wrap[ 1 ] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[ 2 ];
- // Descend through wrappers to the right content
- j = wrap[ 0 ];
- while ( j-- ) {
- tmp = tmp.lastChild;
- }
- // Support: QtWebKit
- // jQuery.merge because push.apply(_, arraylike) throws
- jQuery.merge( nodes, tmp.childNodes );
- // Remember the top-level container
- tmp = fragment.firstChild;
- // Fixes #12346
- // Support: Webkit, IE
- tmp.textContent = "";
- }
- }
- }
- // Remove wrapper from fragment
- fragment.textContent = "";
- i = 0;
- while ( (elem = nodes[ i++ ]) ) {
- // #4087 - If origin and destination elements are the same, and this is
- // that element, do not do anything
- if ( selection && jQuery.inArray( elem, selection ) !== -1 ) {
- continue;
- }
- contains = jQuery.contains( elem.ownerDocument, elem );
- // Append to fragment
- tmp = getAll( fragment.appendChild( elem ), "script" );
- // Preserve script evaluation history
- if ( contains ) {
- setGlobalEval( tmp );
- }
- // Capture executables
- if ( scripts ) {
- j = 0;
- while ( (elem = tmp[ j++ ]) ) {
- if ( rscriptType.test( elem.type || "" ) ) {
- scripts.push( elem );
- }
- }
- }
- }
- return fragment;
- },
- cleanData: function( elems ) {
- var data, elem, events, type, key, j,
- special = jQuery.event.special,
- i = 0;
- for ( ; (elem = elems[ i ]) !== undefined; i++ ) {
- if ( jQuery.acceptData( elem ) ) {
- key = elem[ data_priv.expando ];
- if ( key && (data = data_priv.cache[ key ]) ) {
- events = Object.keys( data.events || {} );
- if ( events.length ) {
- for ( j = 0; (type = events[j]) !== undefined; j++ ) {
- if ( special[ type ] ) {
- jQuery.event.remove( elem, type );
- // This is a shortcut to avoid jQuery.event.remove's overhead
- } else {
- jQuery.removeEvent( elem, type, data.handle );
- }
- }
- }
- if ( data_priv.cache[ key ] ) {
- // Discard any remaining `private` data
- delete data_priv.cache[ key ];
- }
- }
- }
- // Discard any remaining `user` data
- delete data_user.cache[ elem[ data_user.expando ] ];
- }
- }
- });
- jQuery.fn.extend({
- text: function( value ) {
- return access( this, function( value ) {
- return value === undefined ?
- jQuery.text( this ) :
- this.empty().each(function() {
- if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
- this.textContent = value;
- }
- });
- }, null, value, arguments.length );
- },
- append: function() {
- return this.domManip( arguments, function( elem ) {
- if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
- var target = manipulationTarget( this, elem );
- target.appendChild( elem );
- }
- });
- },
- prepend: function() {
- return this.domManip( arguments, function( elem ) {
- if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
- var target = manipulationTarget( this, elem );
- target.insertBefore( elem, target.firstChild );
- }
- });
- },
- before: function() {
- return this.domManip( arguments, function( elem ) {
- if ( this.parentNode ) {
- this.parentNode.insertBefore( elem, this );
- }
- });
- },
- after: function() {
- return this.domManip( arguments, function( elem ) {
- if ( this.parentNode ) {
- this.parentNode.insertBefore( elem, this.nextSibling );
- }
- });
- },
- remove: function( selector, keepData /* Internal Use Only */ ) {
- var elem,
- elems = selector ? jQuery.filter( selector, this ) : this,
- i = 0;
- for ( ; (elem = elems[i]) != null; i++ ) {
- if ( !keepData && elem.nodeType === 1 ) {
- jQuery.cleanData( getAll( elem ) );
- }
- if ( elem.parentNode ) {
- if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) {
- setGlobalEval( getAll( elem, "script" ) );
- }
- elem.parentNode.removeChild( elem );
- }
- }
- return this;
- },
- empty: function() {
- var elem,
- i = 0;
- for ( ; (elem = this[i]) != null; i++ ) {
- if ( elem.nodeType === 1 ) {
- // Prevent memory leaks
- jQuery.cleanData( getAll( elem, false ) );
- // Remove any remaining nodes
- elem.textContent = "";
- }
- }
- return this;
- },
- clone: function( dataAndEvents, deepDataAndEvents ) {
- dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
- deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
- return this.map(function() {
- return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
- });
- },
- html: function( value ) {
- return access( this, function( value ) {
- var elem = this[ 0 ] || {},
- i = 0,
- l = this.length;
- if ( value === undefined && elem.nodeType === 1 ) {
- return elem.innerHTML;
- }
- // See if we can take a shortcut and just use innerHTML
- if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
- !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {
- value = value.replace( rxhtmlTag, "<$1></$2>" );
- try {
- for ( ; i < l; i++ ) {
- elem = this[ i ] || {};
- // Remove element nodes and prevent memory leaks
- if ( elem.nodeType === 1 ) {
- jQuery.cleanData( getAll( elem, false ) );
- elem.innerHTML = value;
- }
- }
- elem = 0;
- // If using innerHTML throws an exception, use the fallback method
- } catch( e ) {}
- }
- if ( elem ) {
- this.empty().append( value );
- }
- }, null, value, arguments.length );
- },
- replaceWith: function() {
- var arg = arguments[ 0 ];
- // Make the changes, replacing each context element with the new content
- this.domManip( arguments, function( elem ) {
- arg = this.parentNode;
- jQuery.cleanData( getAll( this ) );
- if ( arg ) {
- arg.replaceChild( elem, this );
- }
- });
- // Force removal if there was no new content (e.g., from empty arguments)
- return arg && (arg.length || arg.nodeType) ? this : this.remove();
- },
- detach: function( selector ) {
- return this.remove( selector, true );
- },
- domManip: function( args, callback ) {
- // Flatten any nested arrays
- args = concat.apply( [], args );
- var fragment, first, scripts, hasScripts, node, doc,
- i = 0,
- l = this.length,
- set = this,
- iNoClone = l - 1,
- value = args[ 0 ],
- isFunction = jQuery.isFunction( value );
- // We can't cloneNode fragments that contain checked, in WebKit
- if ( isFunction ||
- ( l > 1 && typeof value === "string" &&
- !support.checkClone && rchecked.test( value ) ) ) {
- return this.each(function( index ) {
- var self = set.eq( index );
- if ( isFunction ) {
- args[ 0 ] = value.call( this, index, self.html() );
- }
- self.domManip( args, callback );
- });
- }
- if ( l ) {
- fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this );
- first = fragment.firstChild;
- if ( fragment.childNodes.length === 1 ) {
- fragment = first;
- }
- if ( first ) {
- scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
- hasScripts = scripts.length;
- // Use the original fragment for the last item instead of the first because it can end up
- // being emptied incorrectly in certain situations (#8070).
- for ( ; i < l; i++ ) {
- node = fragment;
- if ( i !== iNoClone ) {
- node = jQuery.clone( node, true, true );
- // Keep references to cloned scripts for later restoration
- if ( hasScripts ) {
- // Support: QtWebKit
- // jQuery.merge because push.apply(_, arraylike) throws
- jQuery.merge( scripts, getAll( node, "script" ) );
- }
- }
- callback.call( this[ i ], node, i );
- }
- if ( hasScripts ) {
- doc = scripts[ scripts.length - 1 ].ownerDocument;
- // Reenable scripts
- jQuery.map( scripts, restoreScript );
- // Evaluate executable scripts on first document insertion
- for ( i = 0; i < hasScripts; i++ ) {
- node = scripts[ i ];
- if ( rscriptType.test( node.type || "" ) &&
- !data_priv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) {
- if ( node.src ) {
- // Optional AJAX dependency, but won't run scripts if not present
- if ( jQuery._evalUrl ) {
- jQuery._evalUrl( node.src );
- }
- } else {
- jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) );
- }
- }
- }
- }
- }
- }
- return this;
- }
- });
- jQuery.each({
- appendTo: "append",
- prependTo: "prepend",
- insertBefore: "before",
- insertAfter: "after",
- replaceAll: "replaceWith"
- }, function( name, original ) {
- jQuery.fn[ name ] = function( selector ) {
- var elems,
- ret = [],
- insert = jQuery( selector ),
- last = insert.length - 1,
- i = 0;
- for ( ; i <= last; i++ ) {
- elems = i === last ? this : this.clone( true );
- jQuery( insert[ i ] )[ original ]( elems );
- // Support: QtWebKit
- // .get() because push.apply(_, arraylike) throws
- push.apply( ret, elems.get() );
- }
- return this.pushStack( ret );
- };
- });
- var iframe,
- elemdisplay = {};
- /**
- * Retrieve the actual display of a element
- * @param {String} name nodeName of the element
- * @param {Object} doc Document object
- */
- // Called only from within defaultDisplay
- function actualDisplay( name, doc ) {
- var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),
- // getDefaultComputedStyle might be reliably used only on attached element
- display = window.getDefaultComputedStyle ?
- // Use of this method is a temporary fix (more like optmization) until something better comes along,
- // since it was removed from specification and supported only in FF
- window.getDefaultComputedStyle( elem[ 0 ] ).display : jQuery.css( elem[ 0 ], "display" );
- // We don't have any data stored on the element,
- // so use "detach" method as fast way to get rid of the element
- elem.detach();
- return display;
- }
- /**
- * Try to determine the default display value of an element
- * @param {String} nodeName
- */
- function defaultDisplay( nodeName ) {
- var doc = document,
- display = elemdisplay[ nodeName ];
- if ( !display ) {
- display = actualDisplay( nodeName, doc );
- // If the simple way fails, read from inside an iframe
- if ( display === "none" || !display ) {
- // Use the already-created iframe if possible
- iframe = (iframe || jQuery( "<iframe frameborder='0' width='0' height='0'/>" )).appendTo( doc.documentElement );
- // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
- doc = iframe[ 0 ].contentDocument;
- // Support: IE
- doc.write();
- doc.close();
- display = actualDisplay( nodeName, doc );
- iframe.detach();
- }
- // Store the correct default display
- elemdisplay[ nodeName ] = display;
- }
- return display;
- }
- var rmargin = (/^margin/);
- var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" );
- var getStyles = function( elem ) {
- return elem.ownerDocument.defaultView.getComputedStyle( elem, null );
- };
- function curCSS( elem, name, computed ) {
- var width, minWidth, maxWidth, ret,
- style = elem.style;
- computed = computed || getStyles( elem );
- // Support: IE9
- // getPropertyValue is only needed for .css('filter') in IE9, see #12537
- if ( computed ) {
- ret = computed.getPropertyValue( name ) || computed[ name ];
- }
- if ( computed ) {
- if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
- ret = jQuery.style( elem, name );
- }
- // Support: iOS < 6
- // A tribute to the "awesome hack by Dean Edwards"
- // iOS < 6 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
- // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
- if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {
- // Remember the original values
- width = style.width;
- minWidth = style.minWidth;
- maxWidth = style.maxWidth;
- // Put in the new values to get a computed value out
- style.minWidth = style.maxWidth = style.width = ret;
- ret = computed.width;
- // Revert the changed values
- style.width = width;
- style.minWidth = minWidth;
- style.maxWidth = maxWidth;
- }
- }
- return ret !== undefined ?
- // Support: IE
- // IE returns zIndex value as an integer.
- ret + "" :
- ret;
- }
- function addGetHookIf( conditionFn, hookFn ) {
- // Define the hook, we'll check on the first run if it's really needed.
- return {
- get: function() {
- if ( conditionFn() ) {
- // Hook not needed (or it's not possible to use it due to missing dependency),
- // remove it.
- // Since there are no other hooks for marginRight, remove the whole object.
- delete this.get;
- return;
- }
- // Hook needed; redefine it so that the support test is not executed again.
- return (this.get = hookFn).apply( this, arguments );
- }
- };
- }
- (function() {
- var pixelPositionVal, boxSizingReliableVal,
- // Support: Firefox, Android 2.3 (Prefixed box-sizing versions).
- divReset = "padding:0;margin:0;border:0;display:block;-webkit-box-sizing:content-box;" +
- "-moz-box-sizing:content-box;box-sizing:content-box",
- docElem = document.documentElement,
- container = document.createElement( "div" ),
- div = document.createElement( "div" );
- div.style.backgroundClip = "content-box";
- div.cloneNode( true ).style.backgroundClip = "";
- support.clearCloneStyle = div.style.backgroundClip === "content-box";
- container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;" +
- "margin-top:1px";
- container.appendChild( div );
- // Executing both pixelPosition & boxSizingReliable tests require only one layout
- // so they're executed at the same time to save the second computation.
- function computePixelPositionAndBoxSizingReliable() {
- // Support: Firefox, Android 2.3 (Prefixed box-sizing versions).
- div.style.cssText = "-webkit-box-sizing:border-box;-moz-box-sizing:border-box;" +
- "box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;" +
- "position:absolute;top:1%";
- docElem.appendChild( container );
- var divStyle = window.getComputedStyle( div, null );
- pixelPositionVal = divStyle.top !== "1%";
- boxSizingReliableVal = divStyle.width === "4px";
- docElem.removeChild( container );
- }
- // Use window.getComputedStyle because jsdom on node.js will break without it.
- if ( window.getComputedStyle ) {
- jQuery.extend(support, {
- pixelPosition: function() {
- // This test is executed only once but we still do memoizing
- // since we can use the boxSizingReliable pre-computing.
- // No need to check if the test was already performed, though.
- computePixelPositionAndBoxSizingReliable();
- return pixelPositionVal;
- },
- boxSizingReliable: function() {
- if ( boxSizingReliableVal == null ) {
- computePixelPositionAndBoxSizingReliable();
- }
- return boxSizingReliableVal;
- },
- reliableMarginRight: function() {
- // Support: Android 2.3
- // Check if div with explicit width and no margin-right incorrectly
- // gets computed margin-right based on width of container. (#3333)
- // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
- // This support function is only executed once so no memoizing is needed.
- var ret,
- marginDiv = div.appendChild( document.createElement( "div" ) );
- marginDiv.style.cssText = div.style.cssText = divReset;
- marginDiv.style.marginRight = marginDiv.style.width = "0";
- div.style.width = "1px";
- docElem.appendChild( container );
- ret = !parseFloat( window.getComputedStyle( marginDiv, null ).marginRight );
- docElem.removeChild( container );
- // Clean up the div for other support tests.
- div.innerHTML = "";
- return ret;
- }
- });
- }
- })();
- // A method for quickly swapping in/out CSS properties to get correct calculations.
- jQuery.swap = function( elem, options, callback, args ) {
- var ret, name,
- old = {};
- // Remember the old values, and insert the new ones
- for ( name in options ) {
- old[ name ] = elem.style[ name ];
- elem.style[ name ] = options[ name ];
- }
- ret = callback.apply( elem, args || [] );
- // Revert the old values
- for ( name in options ) {
- elem.style[ name ] = old[ name ];
- }
- return ret;
- };
- var
- // swappable if display is none or starts with table except "table", "table-cell", or "table-caption"
- // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
- rdisplayswap = /^(none|table(?!-c[ea]).+)/,
- rnumsplit = new RegExp( "^(" + pnum + ")(.*)$", "i" ),
- rrelNum = new RegExp( "^([+-])=(" + pnum + ")", "i" ),
- cssShow = { position: "absolute", visibility: "hidden", display: "block" },
- cssNormalTransform = {
- letterSpacing: 0,
- fontWeight: 400
- },
- cssPrefixes = [ "Webkit", "O", "Moz", "ms" ];
- // return a css property mapped to a potentially vendor prefixed property
- function vendorPropName( style, name ) {
- // shortcut for names that are not vendor prefixed
- if ( name in style ) {
- return name;
- }
- // check for vendor prefixed names
- var capName = name[0].toUpperCase() + name.slice(1),
- origName = name,
- i = cssPrefixes.length;
- while ( i-- ) {
- name = cssPrefixes[ i ] + capName;
- if ( name in style ) {
- return name;
- }
- }
- return origName;
- }
- function setPositiveNumber( elem, value, subtract ) {
- var matches = rnumsplit.exec( value );
- return matches ?
- // Guard against undefined "subtract", e.g., when used as in cssHooks
- Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
- value;
- }
- function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
- var i = extra === ( isBorderBox ? "border" : "content" ) ?
- // If we already have the right measurement, avoid augmentation
- 4 :
- // Otherwise initialize for horizontal or vertical properties
- name === "width" ? 1 : 0,
- val = 0;
- for ( ; i < 4; i += 2 ) {
- // both box models exclude margin, so add it if we want it
- if ( extra === "margin" ) {
- val += jQuery.css( elem, extra + cssExpand[ i ], true, styles );
- }
- if ( isBorderBox ) {
- // border-box includes padding, so remove it if we want content
- if ( extra === "content" ) {
- val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
- }
- // at this point, extra isn't border nor margin, so remove border
- if ( extra !== "margin" ) {
- val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
- }
- } else {
- // at this point, extra isn't content, so add padding
- val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
- // at this point, extra isn't content nor padding, so add border
- if ( extra !== "padding" ) {
- val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
- }
- }
- }
- return val;
- }
- function getWidthOrHeight( elem, name, extra ) {
- // Start with offset property, which is equivalent to the border-box value
- var valueIsBorderBox = true,
- val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
- styles = getStyles( elem ),
- isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
- // some non-html elements return undefined for offsetWidth, so check for null/undefined
- // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
- // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
- if ( val <= 0 || val == null ) {
- // Fall back to computed then uncomputed css if necessary
- val = curCSS( elem, name, styles );
- if ( val < 0 || val == null ) {
- val = elem.style[ name ];
- }
- // Computed unit is not pixels. Stop here and return.
- if ( rnumnonpx.test(val) ) {
- return val;
- }
- // we need the check for style in case a browser which returns unreliable values
- // for getComputedStyle silently falls back to the reliable elem.style
- valueIsBorderBox = isBorderBox &&
- ( support.boxSizingReliable() || val === elem.style[ name ] );
- // Normalize "", auto, and prepare for extra
- val = parseFloat( val ) || 0;
- }
- // use the active box-sizing model to add/subtract irrelevant styles
- return ( val +
- augmentWidthOrHeight(
- elem,
- name,
- extra || ( isBorderBox ? "border" : "content" ),
- valueIsBorderBox,
- styles
- )
- ) + "px";
- }
- function showHide( elements, show ) {
- var display, elem, hidden,
- values = [],
- index = 0,
- length = elements.length;
- for ( ; index < length; index++ ) {
- elem = elements[ index ];
- if ( !elem.style ) {
- continue;
- }
- values[ index ] = data_priv.get( elem, "olddisplay" );
- display = elem.style.display;
- if ( show ) {
- // Reset the inline display of this element to learn if it is
- // being hidden by cascaded rules or not
- if ( !values[ index ] && display === "none" ) {
- elem.style.display = "";
- }
- // Set elements which have been overridden with display: none
- // in a stylesheet to whatever the default browser style is
- // for such an element
- if ( elem.style.display === "" && isHidden( elem ) ) {
- values[ index ] = data_priv.access( elem, "olddisplay", defaultDisplay(elem.nodeName) );
- }
- } else {
- if ( !values[ index ] ) {
- hidden = isHidden( elem );
- if ( display && display !== "none" || !hidden ) {
- data_priv.set( elem, "olddisplay", hidden ? display : jQuery.css(elem, "display") );
- }
- }
- }
- }
- // Set the display of most of the elements in a second loop
- // to avoid the constant reflow
- for ( index = 0; index < length; index++ ) {
- elem = elements[ index ];
- if ( !elem.style ) {
- continue;
- }
- if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
- elem.style.display = show ? values[ index ] || "" : "none";
- }
- }
- return elements;
- }
- jQuery.extend({
- // Add in style property hooks for overriding the default
- // behavior of getting and setting a style property
- cssHooks: {
- opacity: {
- get: function( elem, computed ) {
- if ( computed ) {
- // We should always get a number back from opacity
- var ret = curCSS( elem, "opacity" );
- return ret === "" ? "1" : ret;
- }
- }
- }
- },
- // Don't automatically add "px" to these possibly-unitless properties
- cssNumber: {
- "columnCount": true,
- "fillOpacity": true,
- "fontWeight": true,
- "lineHeight": true,
- "opacity": true,
- "order": true,
- "orphans": true,
- "widows": true,
- "zIndex": true,
- "zoom": true
- },
- // Add in properties whose names you wish to fix before
- // setting or getting the value
- cssProps: {
- // normalize float css property
- "float": "cssFloat"
- },
- // Get and set the style property on a DOM Node
- style: function( elem, name, value, extra ) {
- // Don't set styles on text and comment nodes
- if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
- return;
- }
- // Make sure that we're working with the right name
- var ret, type, hooks,
- origName = jQuery.camelCase( name ),
- style = elem.style;
- name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );
- // gets hook for the prefixed version
- // followed by the unprefixed version
- hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
- // Check if we're setting a value
- if ( value !== undefined ) {
- type = typeof value;
- // convert relative number strings (+= or -=) to relative numbers. #7345
- if ( type === "string" && (ret = rrelNum.exec( value )) ) {
- value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );
- // Fixes bug #9237
- type = "number";
- }
- // Make sure that null and NaN values aren't set. See: #7116
- if ( value == null || value !== value ) {
- return;
- }
- // If a number was passed in, add 'px' to the (except for certain CSS properties)
- if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
- value += "px";
- }
- // Fixes #8908, it can be done more correctly by specifying setters in cssHooks,
- // but it would mean to define eight (for every problematic property) identical functions
- if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) {
- style[ name ] = "inherit";
- }
- // If a hook was provided, use that value, otherwise just set the specified value
- if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {
- // Support: Chrome, Safari
- // Setting style to blank string required to delete "style: x !important;"
- style[ name ] = "";
- style[ name ] = value;
- }
- } else {
- // If a hook was provided get the non-computed value from there
- if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
- return ret;
- }
- // Otherwise just get the value from the style object
- return style[ name ];
- }
- },
- css: function( elem, name, extra, styles ) {
- var val, num, hooks,
- origName = jQuery.camelCase( name );
- // Make sure that we're working with the right name
- name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );
- // gets hook for the prefixed version
- // followed by the unprefixed version
- hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
- // If a hook was provided get the computed value from there
- if ( hooks && "get" in hooks ) {
- val = hooks.get( elem, true, extra );
- }
- // Otherwise, if a way to get the computed value exists, use that
- if ( val === undefined ) {
- val = curCSS( elem, name, styles );
- }
- //convert "normal" to computed value
- if ( val === "normal" && name in cssNormalTransform ) {
- val = cssNormalTransform[ name ];
- }
- // Return, converting to number if forced or a qualifier was provided and val looks numeric
- if ( extra === "" || extra ) {
- num = parseFloat( val );
- return extra === true || jQuery.isNumeric( num ) ? num || 0 : val;
- }
- return val;
- }
- });
- jQuery.each([ "height", "width" ], function( i, name ) {
- jQuery.cssHooks[ name ] = {
- get: function( elem, computed, extra ) {
- if ( computed ) {
- // certain elements can have dimension info if we invisibly show them
- // however, it must have a current display style that would benefit from this
- return elem.offsetWidth === 0 && rdisplayswap.test( jQuery.css( elem, "display" ) ) ?
- jQuery.swap( elem, cssShow, function() {
- return getWidthOrHeight( elem, name, extra );
- }) :
- getWidthOrHeight( elem, name, extra );
- }
- },
- set: function( elem, value, extra ) {
- var styles = extra && getStyles( elem );
- return setPositiveNumber( elem, value, extra ?
- augmentWidthOrHeight(
- elem,
- name,
- extra,
- jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
- styles
- ) : 0
- );
- }
- };
- });
- // Support: Android 2.3
- jQuery.cssHooks.marginRight = addGetHookIf( support.reliableMarginRight,
- function( elem, computed ) {
- if ( computed ) {
- // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
- // Work around by temporarily setting element display to inline-block
- return jQuery.swap( elem, { "display": "inline-block" },
- curCSS, [ elem, "marginRight" ] );
- }
- }
- );
- // These hooks are used by animate to expand properties
- jQuery.each({
- margin: "",
- padding: "",
- border: "Width"
- }, function( prefix, suffix ) {
- jQuery.cssHooks[ prefix + suffix ] = {
- expand: function( value ) {
- var i = 0,
- expanded = {},
- // assumes a single number if not a string
- parts = typeof value === "string" ? value.split(" ") : [ value ];
- for ( ; i < 4; i++ ) {
- expanded[ prefix + cssExpand[ i ] + suffix ] =
- parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
- }
- return expanded;
- }
- };
- if ( !rmargin.test( prefix ) ) {
- jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
- }
- });
- jQuery.fn.extend({
- css: function( name, value ) {
- return access( this, function( elem, name, value ) {
- var styles, len,
- map = {},
- i = 0;
- if ( jQuery.isArray( name ) ) {
- styles = getStyles( elem );
- len = name.length;
- for ( ; i < len; i++ ) {
- map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
- }
- return map;
- }
- return value !== undefined ?
- jQuery.style( elem, name, value ) :
- jQuery.css( elem, name );
- }, name, value, arguments.length > 1 );
- },
- show: function() {
- return showHide( this, true );
- },
- hide: function() {
- return showHide( this );
- },
- toggle: function( state ) {
- if ( typeof state === "boolean" ) {
- return state ? this.show() : this.hide();
- }
- return this.each(function() {
- if ( isHidden( this ) ) {
- jQuery( this ).show();
- } else {
- jQuery( this ).hide();
- }
- });
- }
- });
- function Tween( elem, options, prop, end, easing ) {
- return new Tween.prototype.init( elem, options, prop, end, easing );
- }
- jQuery.Tween = Tween;
- Tween.prototype = {
- constructor: Tween,
- init: function( elem, options, prop, end, easing, unit ) {
- this.elem = elem;
- this.prop = prop;
- this.easing = easing || "swing";
- this.options = options;
- this.start = this.now = this.cur();
- this.end = end;
- this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
- },
- cur: function() {
- var hooks = Tween.propHooks[ this.prop ];
- return hooks && hooks.get ?
- hooks.get( this ) :
- Tween.propHooks._default.get( this );
- },
- run: function( percent ) {
- var eased,
- hooks = Tween.propHooks[ this.prop ];
- if ( this.options.duration ) {
- this.pos = eased = jQuery.easing[ this.easing ](
- percent, this.options.duration * percent, 0, 1, this.options.duration
- );
- } else {
- this.pos = eased = percent;
- }
- this.now = ( this.end - this.start ) * eased + this.start;
- if ( this.options.step ) {
- this.options.step.call( this.elem, this.now, this );
- }
- if ( hooks && hooks.set ) {
- hooks.set( this );
- } else {
- Tween.propHooks._default.set( this );
- }
- return this;
- }
- };
- Tween.prototype.init.prototype = Tween.prototype;
- Tween.propHooks = {
- _default: {
- get: function( tween ) {
- var result;
- if ( tween.elem[ tween.prop ] != null &&
- (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
- return tween.elem[ tween.prop ];
- }
- // passing an empty string as a 3rd parameter to .css will automatically
- // attempt a parseFloat and fallback to a string if the parse fails
- // so, simple values such as "10px" are parsed to Float.
- // complex values such as "rotate(1rad)" are returned as is.
- result = jQuery.css( tween.elem, tween.prop, "" );
- // Empty strings, null, undefined and "auto" are converted to 0.
- return !result || result === "auto" ? 0 : result;
- },
- set: function( tween ) {
- // use step hook for back compat - use cssHook if its there - use .style if its
- // available and use plain properties where available
- if ( jQuery.fx.step[ tween.prop ] ) {
- jQuery.fx.step[ tween.prop ]( tween );
- } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {
- jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
- } else {
- tween.elem[ tween.prop ] = tween.now;
- }
- }
- }
- };
- // Support: IE9
- // Panic based approach to setting things on disconnected nodes
- Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
- set: function( tween ) {
- if ( tween.elem.nodeType && tween.elem.parentNode ) {
- tween.elem[ tween.prop ] = tween.now;
- }
- }
- };
- jQuery.easing = {
- linear: function( p ) {
- return p;
- },
- swing: function( p ) {
- return 0.5 - Math.cos( p * Math.PI ) / 2;
- }
- };
- jQuery.fx = Tween.prototype.init;
- // Back Compat <1.8 extension point
- jQuery.fx.step = {};
- var
- fxNow, timerId,
- rfxtypes = /^(?:toggle|show|hide)$/,
- rfxnum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ),
- rrun = /queueHooks$/,
- animationPrefilters = [ defaultPrefilter ],
- tweeners = {
- "*": [ function( prop, value ) {
- var tween = this.createTween( prop, value ),
- target = tween.cur(),
- parts = rfxnum.exec( value ),
- unit = parts && parts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
- // Starting value computation is required for potential unit mismatches
- start = ( jQuery.cssNumber[ prop ] || unit !== "px" && +target ) &&
- rfxnum.exec( jQuery.css( tween.elem, prop ) ),
- scale = 1,
- maxIterations = 20;
- if ( start && start[ 3 ] !== unit ) {
- // Trust units reported by jQuery.css
- unit = unit || start[ 3 ];
- // Make sure we update the tween properties later on
- parts = parts || [];
- // Iteratively approximate from a nonzero starting point
- start = +target || 1;
- do {
- // If previous iteration zeroed out, double until we get *something*
- // Use a string for doubling factor so we don't accidentally see scale as unchanged below
- scale = scale || ".5";
- // Adjust and apply
- start = start / scale;
- jQuery.style( tween.elem, prop, start + unit );
- // Update scale, tolerating zero or NaN from tween.cur()
- // And breaking the loop if scale is unchanged or perfect, or if we've just had enough
- } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations );
- }
- // Update tween properties
- if ( parts ) {
- start = tween.start = +start || +target || 0;
- tween.unit = unit;
- // If a +=/-= token was provided, we're doing a relative animation
- tween.end = parts[ 1 ] ?
- start + ( parts[ 1 ] + 1 ) * parts[ 2 ] :
- +parts[ 2 ];
- }
- return tween;
- } ]
- };
- // Animations created synchronously will run synchronously
- function createFxNow() {
- setTimeout(function() {
- fxNow = undefined;
- });
- return ( fxNow = jQuery.now() );
- }
- // Generate parameters to create a standard animation
- function genFx( type, includeWidth ) {
- var which,
- i = 0,
- attrs = { height: type };
- // if we include width, step value is 1 to do all cssExpand values,
- // if we don't include width, step value is 2 to skip over Left and Right
- includeWidth = includeWidth ? 1 : 0;
- for ( ; i < 4 ; i += 2 - includeWidth ) {
- which = cssExpand[ i ];
- attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
- }
- if ( includeWidth ) {
- attrs.opacity = attrs.width = type;
- }
- return attrs;
- }
- function createTween( value, prop, animation ) {
- var tween,
- collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),
- index = 0,
- length = collection.length;
- for ( ; index < length; index++ ) {
- if ( (tween = collection[ index ].call( animation, prop, value )) ) {
- // we're done with this property
- return tween;
- }
- }
- }
- function defaultPrefilter( elem, props, opts ) {
- /* jshint validthis: true */
- var prop, value, toggle, tween, hooks, oldfire, display,
- anim = this,
- orig = {},
- style = elem.style,
- hidden = elem.nodeType && isHidden( elem ),
- dataShow = data_priv.get( elem, "fxshow" );
- // handle queue: false promises
- if ( !opts.queue ) {
- hooks = jQuery._queueHooks( elem, "fx" );
- if ( hooks.unqueued == null ) {
- hooks.unqueued = 0;
- oldfire = hooks.empty.fire;
- hooks.empty.fire = function() {
- if ( !hooks.unqueued ) {
- oldfire();
- }
- };
- }
- hooks.unqueued++;
- anim.always(function() {
- // doing this makes sure that the complete handler will be called
- // before this completes
- anim.always(function() {
- hooks.unqueued--;
- if ( !jQuery.queue( elem, "fx" ).length ) {
- hooks.empty.fire();
- }
- });
- });
- }
- // height/width overflow pass
- if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
- // Make sure that nothing sneaks out
- // Record all 3 overflow attributes because IE9-10 do not
- // change the overflow attribute when overflowX and
- // overflowY are set to the same value
- opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
- // Set display property to inline-block for height/width
- // animations on inline elements that are having width/height animated
- display = jQuery.css( elem, "display" );
- // Get default display if display is currently "none"
- if ( display === "none" ) {
- display = defaultDisplay( elem.nodeName );
- }
- if ( display === "inline" &&
- jQuery.css( elem, "float" ) === "none" ) {
- style.display = "inline-block";
- }
- }
- if ( opts.overflow ) {
- style.overflow = "hidden";
- anim.always(function() {
- style.overflow = opts.overflow[ 0 ];
- style.overflowX = opts.overflow[ 1 ];
- style.overflowY = opts.overflow[ 2 ];
- });
- }
- // show/hide pass
- for ( prop in props ) {
- value = props[ prop ];
- if ( rfxtypes.exec( value ) ) {
- delete props[ prop ];
- toggle = toggle || value === "toggle";
- if ( value === ( hidden ? "hide" : "show" ) ) {
- // If there is dataShow left over from a stopped hide or show and we are going to proceed with show, we should pretend to be hidden
- if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
- hidden = true;
- } else {
- continue;
- }
- }
- orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
- }
- }
- if ( !jQuery.isEmptyObject( orig ) ) {
- if ( dataShow ) {
- if ( "hidden" in dataShow ) {
- hidden = dataShow.hidden;
- }
- } else {
- dataShow = data_priv.access( elem, "fxshow", {} );
- }
- // store state if its toggle - enables .stop().toggle() to "reverse"
- if ( toggle ) {
- dataShow.hidden = !hidden;
- }
- if ( hidden ) {
- jQuery( elem ).show();
- } else {
- anim.done(function() {
- jQuery( elem ).hide();
- });
- }
- anim.done(function() {
- var prop;
- data_priv.remove( elem, "fxshow" );
- for ( prop in orig ) {
- jQuery.style( elem, prop, orig[ prop ] );
- }
- });
- for ( prop in orig ) {
- tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );
- if ( !( prop in dataShow ) ) {
- dataShow[ prop ] = tween.start;
- if ( hidden ) {
- tween.end = tween.start;
- tween.start = prop === "width" || prop === "height" ? 1 : 0;
- }
- }
- }
- }
- }
- function propFilter( props, specialEasing ) {
- var index, name, easing, value, hooks;
- // camelCase, specialEasing and expand cssHook pass
- for ( index in props ) {
- name = jQuery.camelCase( index );
- easing = specialEasing[ name ];
- value = props[ index ];
- if ( jQuery.isArray( value ) ) {
- easing = value[ 1 ];
- value = props[ index ] = value[ 0 ];
- }
- if ( index !== name ) {
- props[ name ] = value;
- delete props[ index ];
- }
- hooks = jQuery.cssHooks[ name ];
- if ( hooks && "expand" in hooks ) {
- value = hooks.expand( value );
- delete props[ name ];
- // not quite $.extend, this wont overwrite keys already present.
- // also - reusing 'index' from above because we have the correct "name"
- for ( index in value ) {
- if ( !( index in props ) ) {
- props[ index ] = value[ index ];
- specialEasing[ index ] = easing;
- }
- }
- } else {
- specialEasing[ name ] = easing;
- }
- }
- }
- function Animation( elem, properties, options ) {
- var result,
- stopped,
- index = 0,
- length = animationPrefilters.length,
- deferred = jQuery.Deferred().always( function() {
- // don't match elem in the :animated selector
- delete tick.elem;
- }),
- tick = function() {
- if ( stopped ) {
- return false;
- }
- var currentTime = fxNow || createFxNow(),
- remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
- // archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
- temp = remaining / animation.duration || 0,
- percent = 1 - temp,
- index = 0,
- length = animation.tweens.length;
- for ( ; index < length ; index++ ) {
- animation.tweens[ index ].run( percent );
- }
- deferred.notifyWith( elem, [ animation, percent, remaining ]);
- if ( percent < 1 && length ) {
- return remaining;
- } else {
- deferred.resolveWith( elem, [ animation ] );
- return false;
- }
- },
- animation = deferred.promise({
- elem: elem,
- props: jQuery.extend( {}, properties ),
- opts: jQuery.extend( true, { specialEasing: {} }, options ),
- originalProperties: properties,
- originalOptions: options,
- startTime: fxNow || createFxNow(),
- duration: options.duration,
- tweens: [],
- createTween: function( prop, end ) {
- var tween = jQuery.Tween( elem, animation.opts, prop, end,
- animation.opts.specialEasing[ prop ] || animation.opts.easing );
- animation.tweens.push( tween );
- return tween;
- },
- stop: function( gotoEnd ) {
- var index = 0,
- // if we are going to the end, we want to run all the tweens
- // otherwise we skip this part
- length = gotoEnd ? animation.tweens.length : 0;
- if ( stopped ) {
- return this;
- }
- stopped = true;
- for ( ; index < length ; index++ ) {
- animation.tweens[ index ].run( 1 );
- }
- // resolve when we played the last frame
- // otherwise, reject
- if ( gotoEnd ) {
- deferred.resolveWith( elem, [ animation, gotoEnd ] );
- } else {
- deferred.rejectWith( elem, [ animation, gotoEnd ] );
- }
- return this;
- }
- }),
- props = animation.props;
- propFilter( props, animation.opts.specialEasing );
- for ( ; index < length ; index++ ) {
- result = animationPrefilters[ index ].call( animation, elem, props, animation.opts );
- if ( result ) {
- return result;
- }
- }
- jQuery.map( props, createTween, animation );
- if ( jQuery.isFunction( animation.opts.start ) ) {
- animation.opts.start.call( elem, animation );
- }
- jQuery.fx.timer(
- jQuery.extend( tick, {
- elem: elem,
- anim: animation,
- queue: animation.opts.queue
- })
- );
- // attach callbacks from options
- return animation.progress( animation.opts.progress )
- .done( animation.opts.done, animation.opts.complete )
- .fail( animation.opts.fail )
- .always( animation.opts.always );
- }
- jQuery.Animation = jQuery.extend( Animation, {
- tweener: function( props, callback ) {
- if ( jQuery.isFunction( props ) ) {
- callback = props;
- props = [ "*" ];
- } else {
- props = props.split(" ");
- }
- var prop,
- index = 0,
- length = props.length;
- for ( ; index < length ; index++ ) {
- prop = props[ index ];
- tweeners[ prop ] = tweeners[ prop ] || [];
- tweeners[ prop ].unshift( callback );
- }
- },
- prefilter: function( callback, prepend ) {
- if ( prepend ) {
- animationPrefilters.unshift( callback );
- } else {
- animationPrefilters.push( callback );
- }
- }
- });
- jQuery.speed = function( speed, easing, fn ) {
- var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
- complete: fn || !fn && easing ||
- jQuery.isFunction( speed ) && speed,
- duration: speed,
- easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
- };
- opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
- opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;
- // normalize opt.queue - true/undefined/null -> "fx"
- if ( opt.queue == null || opt.queue === true ) {
- opt.queue = "fx";
- }
- // Queueing
- opt.old = opt.complete;
- opt.complete = function() {
- if ( jQuery.isFunction( opt.old ) ) {
- opt.old.call( this );
- }
- if ( opt.queue ) {
- jQuery.dequeue( this, opt.queue );
- }
- };
- return opt;
- };
- jQuery.fn.extend({
- fadeTo: function( speed, to, easing, callback ) {
- // show any hidden elements after setting opacity to 0
- return this.filter( isHidden ).css( "opacity", 0 ).show()
- // animate to the value specified
- .end().animate({ opacity: to }, speed, easing, callback );
- },
- animate: function( prop, speed, easing, callback ) {
- var empty = jQuery.isEmptyObject( prop ),
- optall = jQuery.speed( speed, easing, callback ),
- doAnimation = function() {
- // Operate on a copy of prop so per-property easing won't be lost
- var anim = Animation( this, jQuery.extend( {}, prop ), optall );
- // Empty animations, or finishing resolves immediately
- if ( empty || data_priv.get( this, "finish" ) ) {
- anim.stop( true );
- }
- };
- doAnimation.finish = doAnimation;
- return empty || optall.queue === false ?
- this.each( doAnimation ) :
- this.queue( optall.queue, doAnimation );
- },
- stop: function( type, clearQueue, gotoEnd ) {
- var stopQueue = function( hooks ) {
- var stop = hooks.stop;
- delete hooks.stop;
- stop( gotoEnd );
- };
- if ( typeof type !== "string" ) {
- gotoEnd = clearQueue;
- clearQueue = type;
- type = undefined;
- }
- if ( clearQueue && type !== false ) {
- this.queue( type || "fx", [] );
- }
- return this.each(function() {
- var dequeue = true,
- index = type != null && type + "queueHooks",
- timers = jQuery.timers,
- data = data_priv.get( this );
- if ( index ) {
- if ( data[ index ] && data[ index ].stop ) {
- stopQueue( data[ index ] );
- }
- } else {
- for ( index in data ) {
- if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
- stopQueue( data[ index ] );
- }
- }
- }
- for ( index = timers.length; index--; ) {
- if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
- timers[ index ].anim.stop( gotoEnd );
- dequeue = false;
- timers.splice( index, 1 );
- }
- }
- // start the next in the queue if the last step wasn't forced
- // timers currently will call their complete callbacks, which will dequeue
- // but only if they were gotoEnd
- if ( dequeue || !gotoEnd ) {
- jQuery.dequeue( this, type );
- }
- });
- },
- finish: function( type ) {
- if ( type !== false ) {
- type = type || "fx";
- }
- return this.each(function() {
- var index,
- data = data_priv.get( this ),
- queue = data[ type + "queue" ],
- hooks = data[ type + "queueHooks" ],
- timers = jQuery.timers,
- length = queue ? queue.length : 0;
- // enable finishing flag on private data
- data.finish = true;
- // empty the queue first
- jQuery.queue( this, type, [] );
- if ( hooks && hooks.stop ) {
- hooks.stop.call( this, true );
- }
- // look for any active animations, and finish them
- for ( index = timers.length; index--; ) {
- if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
- timers[ index ].anim.stop( true );
- timers.splice( index, 1 );
- }
- }
- // look for any animations in the old queue and finish them
- for ( index = 0; index < length; index++ ) {
- if ( queue[ index ] && queue[ index ].finish ) {
- queue[ index ].finish.call( this );
- }
- }
- // turn off finishing flag
- delete data.finish;
- });
- }
- });
- jQuery.each([ "toggle", "show", "hide" ], function( i, name ) {
- var cssFn = jQuery.fn[ name ];
- jQuery.fn[ name ] = function( speed, easing, callback ) {
- return speed == null || typeof speed === "boolean" ?
- cssFn.apply( this, arguments ) :
- this.animate( genFx( name, true ), speed, easing, callback );
- };
- });
- // Generate shortcuts for custom animations
- jQuery.each({
- slideDown: genFx("show"),
- slideUp: genFx("hide"),
- slideToggle: genFx("toggle"),
- fadeIn: { opacity: "show" },
- fadeOut: { opacity: "hide" },
- fadeToggle: { opacity: "toggle" }
- }, function( name, props ) {
- jQuery.fn[ name ] = function( speed, easing, callback ) {
- return this.animate( props, speed, easing, callback );
- };
- });
- jQuery.timers = [];
- jQuery.fx.tick = function() {
- var timer,
- i = 0,
- timers = jQuery.timers;
- fxNow = jQuery.now();
- for ( ; i < timers.length; i++ ) {
- timer = timers[ i ];
- // Checks the timer has not already been removed
- if ( !timer() && timers[ i ] === timer ) {
- timers.splice( i--, 1 );
- }
- }
- if ( !timers.length ) {
- jQuery.fx.stop();
- }
- fxNow = undefined;
- };
- jQuery.fx.timer = function( timer ) {
- jQuery.timers.push( timer );
- if ( timer() ) {
- jQuery.fx.start();
- } else {
- jQuery.timers.pop();
- }
- };
- jQuery.fx.interval = 13;
- jQuery.fx.start = function() {
- if ( !timerId ) {
- timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );
- }
- };
- jQuery.fx.stop = function() {
- clearInterval( timerId );
- timerId = null;
- };
- jQuery.fx.speeds = {
- slow: 600,
- fast: 200,
- // Default speed
- _default: 400
- };
- // Based off of the plugin by Clint Helfers, with permission.
- // http://blindsignals.com/index.php/2009/07/jquery-delay/
- jQuery.fn.delay = function( time, type ) {
- time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
- type = type || "fx";
- return this.queue( type, function( next, hooks ) {
- var timeout = setTimeout( next, time );
- hooks.stop = function() {
- clearTimeout( timeout );
- };
- });
- };
- (function() {
- var input = document.createElement( "input" ),
- select = document.createElement( "select" ),
- opt = select.appendChild( document.createElement( "option" ) );
- input.type = "checkbox";
- // Support: iOS 5.1, Android 4.x, Android 2.3
- // Check the default checkbox/radio value ("" on old WebKit; "on" elsewhere)
- support.checkOn = input.value !== "";
- // Must access the parent to make an option select properly
- // Support: IE9, IE10
- support.optSelected = opt.selected;
- // Make sure that the options inside disabled selects aren't marked as disabled
- // (WebKit marks them as disabled)
- select.disabled = true;
- support.optDisabled = !opt.disabled;
- // Check if an input maintains its value after becoming a radio
- // Support: IE9, IE10
- input = document.createElement( "input" );
- input.value = "t";
- input.type = "radio";
- support.radioValue = input.value === "t";
- })();
- var nodeHook, boolHook,
- attrHandle = jQuery.expr.attrHandle;
- jQuery.fn.extend({
- attr: function( name, value ) {
- return access( this, jQuery.attr, name, value, arguments.length > 1 );
- },
- removeAttr: function( name ) {
- return this.each(function() {
- jQuery.removeAttr( this, name );
- });
- }
- });
- jQuery.extend({
- attr: function( elem, name, value ) {
- var hooks, ret,
- nType = elem.nodeType;
- // don't get/set attributes on text, comment and attribute nodes
- if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
- return;
- }
- // Fallback to prop when attributes are not supported
- if ( typeof elem.getAttribute === strundefined ) {
- return jQuery.prop( elem, name, value );
- }
- // All attributes are lowercase
- // Grab necessary hook if one is defined
- if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
- name = name.toLowerCase();
- hooks = jQuery.attrHooks[ name ] ||
- ( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook );
- }
- if ( value !== undefined ) {
- if ( value === null ) {
- jQuery.removeAttr( elem, name );
- } else if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
- return ret;
- } else {
- elem.setAttribute( name, value + "" );
- return value;
- }
- } else if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
- return ret;
- } else {
- ret = jQuery.find.attr( elem, name );
- // Non-existent attributes return null, we normalize to undefined
- return ret == null ?
- undefined :
- ret;
- }
- },
- removeAttr: function( elem, value ) {
- var name, propName,
- i = 0,
- attrNames = value && value.match( rnotwhite );
- if ( attrNames && elem.nodeType === 1 ) {
- while ( (name = attrNames[i++]) ) {
- propName = jQuery.propFix[ name ] || name;
- // Boolean attributes get special treatment (#10870)
- if ( jQuery.expr.match.bool.test( name ) ) {
- // Set corresponding property to false
- elem[ propName ] = false;
- }
- elem.removeAttribute( name );
- }
- }
- },
- attrHooks: {
- type: {
- set: function( elem, value ) {
- if ( !support.radioValue && value === "radio" &&
- jQuery.nodeName( elem, "input" ) ) {
- // Setting the type on a radio button after the value resets the value in IE6-9
- // Reset value to default in case type is set after value during creation
- var val = elem.value;
- elem.setAttribute( "type", value );
- if ( val ) {
- elem.value = val;
- }
- return value;
- }
- }
- }
- }
- });
- // Hooks for boolean attributes
- boolHook = {
- set: function( elem, value, name ) {
- if ( value === false ) {
- // Remove boolean attributes when set to false
- jQuery.removeAttr( elem, name );
- } else {
- elem.setAttribute( name, name );
- }
- return name;
- }
- };
- jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
- var getter = attrHandle[ name ] || jQuery.find.attr;
- attrHandle[ name ] = function( elem, name, isXML ) {
- var ret, handle;
- if ( !isXML ) {
- // Avoid an infinite loop by temporarily removing this function from the getter
- handle = attrHandle[ name ];
- attrHandle[ name ] = ret;
- ret = getter( elem, name, isXML ) != null ?
- name.toLowerCase() :
- null;
- attrHandle[ name ] = handle;
- }
- return ret;
- };
- });
- var rfocusable = /^(?:input|select|textarea|button)$/i;
- jQuery.fn.extend({
- prop: function( name, value ) {
- return access( this, jQuery.prop, name, value, arguments.length > 1 );
- },
- removeProp: function( name ) {
- return this.each(function() {
- delete this[ jQuery.propFix[ name ] || name ];
- });
- }
- });
- jQuery.extend({
- propFix: {
- "for": "htmlFor",
- "class": "className"
- },
- prop: function( elem, name, value ) {
- var ret, hooks, notxml,
- nType = elem.nodeType;
- // don't get/set properties on text, comment and attribute nodes
- if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
- return;
- }
- notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
- if ( notxml ) {
- // Fix name and attach hooks
- name = jQuery.propFix[ name ] || name;
- hooks = jQuery.propHooks[ name ];
- }
- if ( value !== undefined ) {
- return hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ?
- ret :
- ( elem[ name ] = value );
- } else {
- return hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ?
- ret :
- elem[ name ];
- }
- },
- propHooks: {
- tabIndex: {
- get: function( elem ) {
- return elem.hasAttribute( "tabindex" ) || rfocusable.test( elem.nodeName ) || elem.href ?
- elem.tabIndex :
- -1;
- }
- }
- }
- });
- // Support: IE9+
- // Selectedness for an option in an optgroup can be inaccurate
- if ( !support.optSelected ) {
- jQuery.propHooks.selected = {
- get: function( elem ) {
- var parent = elem.parentNode;
- if ( parent && parent.parentNode ) {
- parent.parentNode.selectedIndex;
- }
- return null;
- }
- };
- }
- jQuery.each([
- "tabIndex",
- "readOnly",
- "maxLength",
- "cellSpacing",
- "cellPadding",
- "rowSpan",
- "colSpan",
- "useMap",
- "frameBorder",
- "contentEditable"
- ], function() {
- jQuery.propFix[ this.toLowerCase() ] = this;
- });
- var rclass = /[\t\r\n\f]/g;
- jQuery.fn.extend({
- addClass: function( value ) {
- var classes, elem, cur, clazz, j, finalValue,
- proceed = typeof value === "string" && value,
- i = 0,
- len = this.length;
- if ( jQuery.isFunction( value ) ) {
- return this.each(function( j ) {
- jQuery( this ).addClass( value.call( this, j, this.className ) );
- });
- }
- if ( proceed ) {
- // The disjunction here is for better compressibility (see removeClass)
- classes = ( value || "" ).match( rnotwhite ) || [];
- for ( ; i < len; i++ ) {
- elem = this[ i ];
- cur = elem.nodeType === 1 && ( elem.className ?
- ( " " + elem.className + " " ).replace( rclass, " " ) :
- " "
- );
- if ( cur ) {
- j = 0;
- while ( (clazz = classes[j++]) ) {
- if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
- cur += clazz + " ";
- }
- }
- // only assign if different to avoid unneeded rendering.
- finalValue = jQuery.trim( cur );
- if ( elem.className !== finalValue ) {
- elem.className = finalValue;
- }
- }
- }
- }
- return this;
- },
- removeClass: function( value ) {
- var classes, elem, cur, clazz, j, finalValue,
- proceed = arguments.length === 0 || typeof value === "string" && value,
- i = 0,
- len = this.length;
- if ( jQuery.isFunction( value ) ) {
- return this.each(function( j ) {
- jQuery( this ).removeClass( value.call( this, j, this.className ) );
- });
- }
- if ( proceed ) {
- classes = ( value || "" ).match( rnotwhite ) || [];
- for ( ; i < len; i++ ) {
- elem = this[ i ];
- // This expression is here for better compressibility (see addClass)
- cur = elem.nodeType === 1 && ( elem.className ?
- ( " " + elem.className + " " ).replace( rclass, " " ) :
- ""
- );
- if ( cur ) {
- j = 0;
- while ( (clazz = classes[j++]) ) {
- // Remove *all* instances
- while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
- cur = cur.replace( " " + clazz + " ", " " );
- }
- }
- // only assign if different to avoid unneeded rendering.
- finalValue = value ? jQuery.trim( cur ) : "";
- if ( elem.className !== finalValue ) {
- elem.className = finalValue;
- }
- }
- }
- }
- return this;
- },
- toggleClass: function( value, stateVal ) {
- var type = typeof value;
- if ( typeof stateVal === "boolean" && type === "string" ) {
- return stateVal ? this.addClass( value ) : this.removeClass( value );
- }
- if ( jQuery.isFunction( value ) ) {
- return this.each(function( i ) {
- jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
- });
- }
- return this.each(function() {
- if ( type === "string" ) {
- // toggle individual class names
- var className,
- i = 0,
- self = jQuery( this ),
- classNames = value.match( rnotwhite ) || [];
- while ( (className = classNames[ i++ ]) ) {
- // check each className given, space separated list
- if ( self.hasClass( className ) ) {
- self.removeClass( className );
- } else {
- self.addClass( className );
- }
- }
- // Toggle whole class name
- } else if ( type === strundefined || type === "boolean" ) {
- if ( this.className ) {
- // store className if set
- data_priv.set( this, "__className__", this.className );
- }
- // If the element has a class name or if we're passed "false",
- // then remove the whole classname (if there was one, the above saved it).
- // Otherwise bring back whatever was previously saved (if anything),
- // falling back to the empty string if nothing was stored.
- this.className = this.className || value === false ? "" : data_priv.get( this, "__className__" ) || "";
- }
- });
- },
- hasClass: function( selector ) {
- var className = " " + selector + " ",
- i = 0,
- l = this.length;
- for ( ; i < l; i++ ) {
- if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
- return true;
- }
- }
- return false;
- }
- });
- var rreturn = /\r/g;
- jQuery.fn.extend({
- val: function( value ) {
- var hooks, ret, isFunction,
- elem = this[0];
- if ( !arguments.length ) {
- if ( elem ) {
- hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];
- if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
- return ret;
- }
- ret = elem.value;
- return typeof ret === "string" ?
- // handle most common string cases
- ret.replace(rreturn, "") :
- // handle cases where value is null/undef or number
- ret == null ? "" : ret;
- }
- return;
- }
- isFunction = jQuery.isFunction( value );
- return this.each(function( i ) {
- var val;
- if ( this.nodeType !== 1 ) {
- return;
- }
- if ( isFunction ) {
- val = value.call( this, i, jQuery( this ).val() );
- } else {
- val = value;
- }
- // Treat null/undefined as ""; convert numbers to string
- if ( val == null ) {
- val = "";
- } else if ( typeof val === "number" ) {
- val += "";
- } else if ( jQuery.isArray( val ) ) {
- val = jQuery.map( val, function( value ) {
- return value == null ? "" : value + "";
- });
- }
- hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
- // If set returns undefined, fall back to normal setting
- if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
- this.value = val;
- }
- });
- }
- });
- jQuery.extend({
- valHooks: {
- select: {
- get: function( elem ) {
- var value, option,
- options = elem.options,
- index = elem.selectedIndex,
- one = elem.type === "select-one" || index < 0,
- values = one ? null : [],
- max = one ? index + 1 : options.length,
- i = index < 0 ?
- max :
- one ? index : 0;
- // Loop through all the selected options
- for ( ; i < max; i++ ) {
- option = options[ i ];
- // IE6-9 doesn't update selected after form reset (#2551)
- if ( ( option.selected || i === index ) &&
- // Don't return options that are disabled or in a disabled optgroup
- ( support.optDisabled ? !option.disabled : option.getAttribute( "disabled" ) === null ) &&
- ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
- // Get the specific value for the option
- value = jQuery( option ).val();
- // We don't need an array for one selects
- if ( one ) {
- return value;
- }
- // Multi-Selects return an array
- values.push( value );
- }
- }
- return values;
- },
- set: function( elem, value ) {
- var optionSet, option,
- options = elem.options,
- values = jQuery.makeArray( value ),
- i = options.length;
- while ( i-- ) {
- option = options[ i ];
- if ( (option.selected = jQuery.inArray( jQuery(option).val(), values ) >= 0) ) {
- optionSet = true;
- }
- }
- // force browsers to behave consistently when non-matching value is set
- if ( !optionSet ) {
- elem.selectedIndex = -1;
- }
- return values;
- }
- }
- }
- });
- // Radios and checkboxes getter/setter
- jQuery.each([ "radio", "checkbox" ], function() {
- jQuery.valHooks[ this ] = {
- set: function( elem, value ) {
- if ( jQuery.isArray( value ) ) {
- return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
- }
- }
- };
- if ( !support.checkOn ) {
- jQuery.valHooks[ this ].get = function( elem ) {
- // Support: Webkit
- // "" is returned instead of "on" if a value isn't specified
- return elem.getAttribute("value") === null ? "on" : elem.value;
- };
- }
- });
- // Return jQuery for attributes-only inclusion
- jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
- "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
- "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {
- // Handle event binding
- jQuery.fn[ name ] = function( data, fn ) {
- return arguments.length > 0 ?
- this.on( name, null, data, fn ) :
- this.trigger( name );
- };
- });
- jQuery.fn.extend({
- hover: function( fnOver, fnOut ) {
- return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
- },
- bind: function( types, data, fn ) {
- return this.on( types, null, data, fn );
- },
- unbind: function( types, fn ) {
- return this.off( types, null, fn );
- },
- delegate: function( selector, types, data, fn ) {
- return this.on( types, selector, data, fn );
- },
- undelegate: function( selector, types, fn ) {
- // ( namespace ) or ( selector, types [, fn] )
- return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn );
- }
- });
- var nonce = jQuery.now();
- var rquery = (/\?/);
- // Support: Android 2.3
- // Workaround failure to string-cast null input
- jQuery.parseJSON = function( data ) {
- return JSON.parse( data + "" );
- };
- // Cross-browser xml parsing
- jQuery.parseXML = function( data ) {
- var xml, tmp;
- if ( !data || typeof data !== "string" ) {
- return null;
- }
- // Support: IE9
- try {
- tmp = new DOMParser();
- xml = tmp.parseFromString( data, "text/xml" );
- } catch ( e ) {
- xml = undefined;
- }
- if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) {
- jQuery.error( "Invalid XML: " + data );
- }
- return xml;
- };
- var
- // Document location
- ajaxLocParts,
- ajaxLocation,
- rhash = /#.*$/,
- rts = /([?&])_=[^&]*/,
- rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg,
- // #7653, #8125, #8152: local protocol detection
- rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
- rnoContent = /^(?:GET|HEAD)$/,
- rprotocol = /^\/\//,
- rurl = /^([\w.+-]+:)(?:\/\/(?:[^\/?#]*@|)([^\/?#:]*)(?::(\d+)|)|)/,
- /* Prefilters
- * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
- * 2) These are called:
- * - BEFORE asking for a transport
- * - AFTER param serialization (s.data is a string if s.processData is true)
- * 3) key is the dataType
- * 4) the catchall symbol "*" can be used
- * 5) execution will start with transport dataType and THEN continue down to "*" if needed
- */
- prefilters = {},
- /* Transports bindings
- * 1) key is the dataType
- * 2) the catchall symbol "*" can be used
- * 3) selection will start with transport dataType and THEN go to "*" if needed
- */
- transports = {},
- // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
- allTypes = "*/".concat("*");
- // #8138, IE may throw an exception when accessing
- // a field from window.location if document.domain has been set
- try {
- ajaxLocation = location.href;
- } catch( e ) {
- // Use the href attribute of an A element
- // since IE will modify it given document.location
- ajaxLocation = document.createElement( "a" );
- ajaxLocation.href = "";
- ajaxLocation = ajaxLocation.href;
- }
- // Segment location into parts
- ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];
- // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
- function addToPrefiltersOrTransports( structure ) {
- // dataTypeExpression is optional and defaults to "*"
- return function( dataTypeExpression, func ) {
- if ( typeof dataTypeExpression !== "string" ) {
- func = dataTypeExpression;
- dataTypeExpression = "*";
- }
- var dataType,
- i = 0,
- dataTypes = dataTypeExpression.toLowerCase().match( rnotwhite ) || [];
- if ( jQuery.isFunction( func ) ) {
- // For each dataType in the dataTypeExpression
- while ( (dataType = dataTypes[i++]) ) {
- // Prepend if requested
- if ( dataType[0] === "+" ) {
- dataType = dataType.slice( 1 ) || "*";
- (structure[ dataType ] = structure[ dataType ] || []).unshift( func );
- // Otherwise append
- } else {
- (structure[ dataType ] = structure[ dataType ] || []).push( func );
- }
- }
- }
- };
- }
- // Base inspection function for prefilters and transports
- function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {
- var inspected = {},
- seekingTransport = ( structure === transports );
- function inspect( dataType ) {
- var selected;
- inspected[ dataType ] = true;
- jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
- var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
- if ( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
- options.dataTypes.unshift( dataTypeOrTransport );
- inspect( dataTypeOrTransport );
- return false;
- } else if ( seekingTransport ) {
- return !( selected = dataTypeOrTransport );
- }
- });
- return selected;
- }
- return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
- }
- // A special extend for ajax options
- // that takes "flat" options (not to be deep extended)
- // Fixes #9887
- function ajaxExtend( target, src ) {
- var key, deep,
- flatOptions = jQuery.ajaxSettings.flatOptions || {};
- for ( key in src ) {
- if ( src[ key ] !== undefined ) {
- ( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ];
- }
- }
- if ( deep ) {
- jQuery.extend( true, target, deep );
- }
- return target;
- }
- /* Handles responses to an ajax request:
- * - finds the right dataType (mediates between content-type and expected dataType)
- * - returns the corresponding response
- */
- function ajaxHandleResponses( s, jqXHR, responses ) {
- var ct, type, finalDataType, firstDataType,
- contents = s.contents,
- dataTypes = s.dataTypes;
- // Remove auto dataType and get content-type in the process
- while ( dataTypes[ 0 ] === "*" ) {
- dataTypes.shift();
- if ( ct === undefined ) {
- ct = s.mimeType || jqXHR.getResponseHeader("Content-Type");
- }
- }
- // Check if we're dealing with a known content-type
- if ( ct ) {
- for ( type in contents ) {
- if ( contents[ type ] && contents[ type ].test( ct ) ) {
- dataTypes.unshift( type );
- break;
- }
- }
- }
- // Check to see if we have a response for the expected dataType
- if ( dataTypes[ 0 ] in responses ) {
- finalDataType = dataTypes[ 0 ];
- } else {
- // Try convertible dataTypes
- for ( type in responses ) {
- if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
- finalDataType = type;
- break;
- }
- if ( !firstDataType ) {
- firstDataType = type;
- }
- }
- // Or just use first one
- finalDataType = finalDataType || firstDataType;
- }
- // If we found a dataType
- // We add the dataType to the list if needed
- // and return the corresponding response
- if ( finalDataType ) {
- if ( finalDataType !== dataTypes[ 0 ] ) {
- dataTypes.unshift( finalDataType );
- }
- return responses[ finalDataType ];
- }
- }
- /* Chain conversions given the request and the original response
- * Also sets the responseXXX fields on the jqXHR instance
- */
- function ajaxConvert( s, response, jqXHR, isSuccess ) {
- var conv2, current, conv, tmp, prev,
- converters = {},
- // Work with a copy of dataTypes in case we need to modify it for conversion
- dataTypes = s.dataTypes.slice();
- // Create converters map with lowercased keys
- if ( dataTypes[ 1 ] ) {
- for ( conv in s.converters ) {
- converters[ conv.toLowerCase() ] = s.converters[ conv ];
- }
- }
- current = dataTypes.shift();
- // Convert to each sequential dataType
- while ( current ) {
- if ( s.responseFields[ current ] ) {
- jqXHR[ s.responseFields[ current ] ] = response;
- }
- // Apply the dataFilter if provided
- if ( !prev && isSuccess && s.dataFilter ) {
- response = s.dataFilter( response, s.dataType );
- }
- prev = current;
- current = dataTypes.shift();
- if ( current ) {
- // There's only work to do if current dataType is non-auto
- if ( current === "*" ) {
- current = prev;
- // Convert response if prev dataType is non-auto and differs from current
- } else if ( prev !== "*" && prev !== current ) {
- // Seek a direct converter
- conv = converters[ prev + " " + current ] || converters[ "* " + current ];
- // If none found, seek a pair
- if ( !conv ) {
- for ( conv2 in converters ) {
- // If conv2 outputs current
- tmp = conv2.split( " " );
- if ( tmp[ 1 ] === current ) {
- // If prev can be converted to accepted input
- conv = converters[ prev + " " + tmp[ 0 ] ] ||
- converters[ "* " + tmp[ 0 ] ];
- if ( conv ) {
- // Condense equivalence converters
- if ( conv === true ) {
- conv = converters[ conv2 ];
- // Otherwise, insert the intermediate dataType
- } else if ( converters[ conv2 ] !== true ) {
- current = tmp[ 0 ];
- dataTypes.unshift( tmp[ 1 ] );
- }
- break;
- }
- }
- }
- }
- // Apply converter (if not an equivalence)
- if ( conv !== true ) {
- // Unless errors are allowed to bubble, catch and return them
- if ( conv && s[ "throws" ] ) {
- response = conv( response );
- } else {
- try {
- response = conv( response );
- } catch ( e ) {
- return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current };
- }
- }
- }
- }
- }
- }
- return { state: "success", data: response };
- }
- jQuery.extend({
- // Counter for holding the number of active queries
- active: 0,
- // Last-Modified header cache for next request
- lastModified: {},
- etag: {},
- ajaxSettings: {
- url: ajaxLocation,
- type: "GET",
- isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
- global: true,
- processData: true,
- async: true,
- contentType: "application/x-www-form-urlencoded; charset=UTF-8",
- /*
- timeout: 0,
- data: null,
- dataType: null,
- username: null,
- password: null,
- cache: null,
- throws: false,
- traditional: false,
- headers: {},
- */
- accepts: {
- "*": allTypes,
- text: "text/plain",
- html: "text/html",
- xml: "application/xml, text/xml",
- json: "application/json, text/javascript"
- },
- contents: {
- xml: /xml/,
- html: /html/,
- json: /json/
- },
- responseFields: {
- xml: "responseXML",
- text: "responseText",
- json: "responseJSON"
- },
- // Data converters
- // Keys separate source (or catchall "*") and destination types with a single space
- converters: {
- // Convert anything to text
- "* text": String,
- // Text to html (true = no transformation)
- "text html": true,
- // Evaluate text as a json expression
- "text json": jQuery.parseJSON,
- // Parse text as xml
- "text xml": jQuery.parseXML
- },
- // For options that shouldn't be deep extended:
- // you can add your own custom options here if
- // and when you create one that shouldn't be
- // deep extended (see ajaxExtend)
- flatOptions: {
- url: true,
- context: true
- }
- },
- // Creates a full fledged settings object into target
- // with both ajaxSettings and settings fields.
- // If target is omitted, writes into ajaxSettings.
- ajaxSetup: function( target, settings ) {
- return settings ?
- // Building a settings object
- ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
- // Extending ajaxSettings
- ajaxExtend( jQuery.ajaxSettings, target );
- },
- ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
- ajaxTransport: addToPrefiltersOrTransports( transports ),
- // Main method
- ajax: function( url, options ) {
- // If url is an object, simulate pre-1.5 signature
- if ( typeof url === "object" ) {
- options = url;
- url = undefined;
- }
- // Force options to be an object
- options = options || {};
- var transport,
- // URL without anti-cache param
- cacheURL,
- // Response headers
- responseHeadersString,
- responseHeaders,
- // timeout handle
- timeoutTimer,
- // Cross-domain detection vars
- parts,
- // To know if global events are to be dispatched
- fireGlobals,
- // Loop variable
- i,
- // Create the final options object
- s = jQuery.ajaxSetup( {}, options ),
- // Callbacks context
- callbackContext = s.context || s,
- // Context for global events is callbackContext if it is a DOM node or jQuery collection
- globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ?
- jQuery( callbackContext ) :
- jQuery.event,
- // Deferreds
- deferred = jQuery.Deferred(),
- completeDeferred = jQuery.Callbacks("once memory"),
- // Status-dependent callbacks
- statusCode = s.statusCode || {},
- // Headers (they are sent all at once)
- requestHeaders = {},
- requestHeadersNames = {},
- // The jqXHR state
- state = 0,
- // Default abort message
- strAbort = "canceled",
- // Fake xhr
- jqXHR = {
- readyState: 0,
- // Builds headers hashtable if needed
- getResponseHeader: function( key ) {
- var match;
- if ( state === 2 ) {
- if ( !responseHeaders ) {
- responseHeaders = {};
- while ( (match = rheaders.exec( responseHeadersString )) ) {
- responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
- }
- }
- match = responseHeaders[ key.toLowerCase() ];
- }
- return match == null ? null : match;
- },
- // Raw string
- getAllResponseHeaders: function() {
- return state === 2 ? responseHeadersString : null;
- },
- // Caches the header
- setRequestHeader: function( name, value ) {
- var lname = name.toLowerCase();
- if ( !state ) {
- name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
- requestHeaders[ name ] = value;
- }
- return this;
- },
- // Overrides response content-type header
- overrideMimeType: function( type ) {
- if ( !state ) {
- s.mimeType = type;
- }
- return this;
- },
- // Status-dependent callbacks
- statusCode: function( map ) {
- var code;
- if ( map ) {
- if ( state < 2 ) {
- for ( code in map ) {
- // Lazy-add the new callback in a way that preserves old ones
- statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
- }
- } else {
- // Execute the appropriate callbacks
- jqXHR.always( map[ jqXHR.status ] );
- }
- }
- return this;
- },
- // Cancel the request
- abort: function( statusText ) {
- var finalText = statusText || strAbort;
- if ( transport ) {
- transport.abort( finalText );
- }
- done( 0, finalText );
- return this;
- }
- };
- // Attach deferreds
- deferred.promise( jqXHR ).complete = completeDeferred.add;
- jqXHR.success = jqXHR.done;
- jqXHR.error = jqXHR.fail;
- // Remove hash character (#7531: and string promotion)
- // Add protocol if not provided (prefilters might expect it)
- // Handle falsy url in the settings object (#10093: consistency with old signature)
- // We also use the url parameter if available
- s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" )
- .replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
- // Alias method option to type as per ticket #12004
- s.type = options.method || options.type || s.method || s.type;
- // Extract dataTypes list
- s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( rnotwhite ) || [ "" ];
- // A cross-domain request is in order when we have a protocol:host:port mismatch
- if ( s.crossDomain == null ) {
- parts = rurl.exec( s.url.toLowerCase() );
- s.crossDomain = !!( parts &&
- ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] ||
- ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !==
- ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? "80" : "443" ) ) )
- );
- }
- // Convert data if not already a string
- if ( s.data && s.processData && typeof s.data !== "string" ) {
- s.data = jQuery.param( s.data, s.traditional );
- }
- // Apply prefilters
- inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
- // If request was aborted inside a prefilter, stop there
- if ( state === 2 ) {
- return jqXHR;
- }
- // We can fire global events as of now if asked to
- fireGlobals = s.global;
- // Watch for a new set of requests
- if ( fireGlobals && jQuery.active++ === 0 ) {
- jQuery.event.trigger("ajaxStart");
- }
- // Uppercase the type
- s.type = s.type.toUpperCase();
- // Determine if request has content
- s.hasContent = !rnoContent.test( s.type );
- // Save the URL in case we're toying with the If-Modified-Since
- // and/or If-None-Match header later on
- cacheURL = s.url;
- // More options handling for requests with no content
- if ( !s.hasContent ) {
- // If data is available, append data to url
- if ( s.data ) {
- cacheURL = ( s.url += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data );
- // #9682: remove data so that it's not used in an eventual retry
- delete s.data;
- }
- // Add anti-cache in url if needed
- if ( s.cache === false ) {
- s.url = rts.test( cacheURL ) ?
- // If there is already a '_' parameter, set its value
- cacheURL.replace( rts, "$1_=" + nonce++ ) :
- // Otherwise add one to the end
- cacheURL + ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + nonce++;
- }
- }
- // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
- if ( s.ifModified ) {
- if ( jQuery.lastModified[ cacheURL ] ) {
- jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
- }
- if ( jQuery.etag[ cacheURL ] ) {
- jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
- }
- }
- // Set the correct header, if data is being sent
- if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
- jqXHR.setRequestHeader( "Content-Type", s.contentType );
- }
- // Set the Accepts header for the server, depending on the dataType
- jqXHR.setRequestHeader(
- "Accept",
- s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
- s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
- s.accepts[ "*" ]
- );
- // Check for headers option
- for ( i in s.headers ) {
- jqXHR.setRequestHeader( i, s.headers[ i ] );
- }
- // Allow custom headers/mimetypes and early abort
- if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
- // Abort if not done already and return
- return jqXHR.abort();
- }
- // aborting is no longer a cancellation
- strAbort = "abort";
- // Install callbacks on deferreds
- for ( i in { success: 1, error: 1, complete: 1 } ) {
- jqXHR[ i ]( s[ i ] );
- }
- // Get transport
- transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
- // If no transport, we auto-abort
- if ( !transport ) {
- done( -1, "No Transport" );
- } else {
- jqXHR.readyState = 1;
- // Send global event
- if ( fireGlobals ) {
- globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
- }
- // Timeout
- if ( s.async && s.timeout > 0 ) {
- timeoutTimer = setTimeout(function() {
- jqXHR.abort("timeout");
- }, s.timeout );
- }
- try {
- state = 1;
- transport.send( requestHeaders, done );
- } catch ( e ) {
- // Propagate exception as error if not done
- if ( state < 2 ) {
- done( -1, e );
- // Simply rethrow otherwise
- } else {
- throw e;
- }
- }
- }
- // Callback for when everything is done
- function done( status, nativeStatusText, responses, headers ) {
- var isSuccess, success, error, response, modified,
- statusText = nativeStatusText;
- // Called once
- if ( state === 2 ) {
- return;
- }
- // State is "done" now
- state = 2;
- // Clear timeout if it exists
- if ( timeoutTimer ) {
- clearTimeout( timeoutTimer );
- }
- // Dereference transport for early garbage collection
- // (no matter how long the jqXHR object will be used)
- transport = undefined;
- // Cache response headers
- responseHeadersString = headers || "";
- // Set readyState
- jqXHR.readyState = status > 0 ? 4 : 0;
- // Determine if successful
- isSuccess = status >= 200 && status < 300 || status === 304;
- // Get response data
- if ( responses ) {
- response = ajaxHandleResponses( s, jqXHR, responses );
- }
- // Convert no matter what (that way responseXXX fields are always set)
- response = ajaxConvert( s, response, jqXHR, isSuccess );
- // If successful, handle type chaining
- if ( isSuccess ) {
- // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
- if ( s.ifModified ) {
- modified = jqXHR.getResponseHeader("Last-Modified");
- if ( modified ) {
- jQuery.lastModified[ cacheURL ] = modified;
- }
- modified = jqXHR.getResponseHeader("etag");
- if ( modified ) {
- jQuery.etag[ cacheURL ] = modified;
- }
- }
- // if no content
- if ( status === 204 || s.type === "HEAD" ) {
- statusText = "nocontent";
- // if not modified
- } else if ( status === 304 ) {
- statusText = "notmodified";
- // If we have data, let's convert it
- } else {
- statusText = response.state;
- success = response.data;
- error = response.error;
- isSuccess = !error;
- }
- } else {
- // We extract error from statusText
- // then normalize statusText and status for non-aborts
- error = statusText;
- if ( status || !statusText ) {
- statusText = "error";
- if ( status < 0 ) {
- status = 0;
- }
- }
- }
- // Set data for the fake xhr object
- jqXHR.status = status;
- jqXHR.statusText = ( nativeStatusText || statusText ) + "";
- // Success/Error
- if ( isSuccess ) {
- deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
- } else {
- deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
- }
- // Status-dependent callbacks
- jqXHR.statusCode( statusCode );
- statusCode = undefined;
- if ( fireGlobals ) {
- globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
- [ jqXHR, s, isSuccess ? success : error ] );
- }
- // Complete
- completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
- if ( fireGlobals ) {
- globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
- // Handle the global AJAX counter
- if ( !( --jQuery.active ) ) {
- jQuery.event.trigger("ajaxStop");
- }
- }
- }
- return jqXHR;
- },
- getJSON: function( url, data, callback ) {
- return jQuery.get( url, data, callback, "json" );
- },
- getScript: function( url, callback ) {
- return jQuery.get( url, undefined, callback, "script" );
- }
- });
- jQuery.each( [ "get", "post" ], function( i, method ) {
- jQuery[ method ] = function( url, data, callback, type ) {
- // shift arguments if data argument was omitted
- if ( jQuery.isFunction( data ) ) {
- type = type || callback;
- callback = data;
- data = undefined;
- }
- return jQuery.ajax({
- url: url,
- type: method,
- dataType: type,
- data: data,
- success: callback
- });
- };
- });
- // Attach a bunch of functions for handling common AJAX events
- jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ) {
- jQuery.fn[ type ] = function( fn ) {
- return this.on( type, fn );
- };
- });
- jQuery._evalUrl = function( url ) {
- return jQuery.ajax({
- url: url,
- type: "GET",
- dataType: "script",
- async: false,
- global: false,
- "throws": true
- });
- };
- jQuery.fn.extend({
- wrapAll: function( html ) {
- var wrap;
- if ( jQuery.isFunction( html ) ) {
- return this.each(function( i ) {
- jQuery( this ).wrapAll( html.call(this, i) );
- });
- }
- if ( this[ 0 ] ) {
- // The elements to wrap the target around
- wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );
- if ( this[ 0 ].parentNode ) {
- wrap.insertBefore( this[ 0 ] );
- }
- wrap.map(function() {
- var elem = this;
- while ( elem.firstElementChild ) {
- elem = elem.firstElementChild;
- }
- return elem;
- }).append( this );
- }
- return this;
- },
- wrapInner: function( html ) {
- if ( jQuery.isFunction( html ) ) {
- return this.each(function( i ) {
- jQuery( this ).wrapInner( html.call(this, i) );
- });
- }
- return this.each(function() {
- var self = jQuery( this ),
- contents = self.contents();
- if ( contents.length ) {
- contents.wrapAll( html );
- } else {
- self.append( html );
- }
- });
- },
- wrap: function( html ) {
- var isFunction = jQuery.isFunction( html );
- return this.each(function( i ) {
- jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
- });
- },
- unwrap: function() {
- return this.parent().each(function() {
- if ( !jQuery.nodeName( this, "body" ) ) {
- jQuery( this ).replaceWith( this.childNodes );
- }
- }).end();
- }
- });
- jQuery.expr.filters.hidden = function( elem ) {
- // Support: Opera <= 12.12
- // Opera reports offsetWidths and offsetHeights less than zero on some elements
- return elem.offsetWidth <= 0 && elem.offsetHeight <= 0;
- };
- jQuery.expr.filters.visible = function( elem ) {
- return !jQuery.expr.filters.hidden( elem );
- };
- var r20 = /%20/g,
- rbracket = /\[\]$/,
- rCRLF = /\r?\n/g,
- rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
- rsubmittable = /^(?:input|select|textarea|keygen)/i;
- function buildParams( prefix, obj, traditional, add ) {
- var name;
- if ( jQuery.isArray( obj ) ) {
- // Serialize array item.
- jQuery.each( obj, function( i, v ) {
- if ( traditional || rbracket.test( prefix ) ) {
- // Treat each array item as a scalar.
- add( prefix, v );
- } else {
- // Item is non-scalar (array or object), encode its numeric index.
- buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
- }
- });
- } else if ( !traditional && jQuery.type( obj ) === "object" ) {
- // Serialize object item.
- for ( name in obj ) {
- buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
- }
- } else {
- // Serialize scalar item.
- add( prefix, obj );
- }
- }
- // Serialize an array of form elements or a set of
- // key/values into a query string
- jQuery.param = function( a, traditional ) {
- var prefix,
- s = [],
- add = function( key, value ) {
- // If value is a function, invoke it and return its value
- value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
- s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
- };
- // Set traditional to true for jQuery <= 1.3.2 behavior.
- if ( traditional === undefined ) {
- traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
- }
- // If an array was passed in, assume that it is an array of form elements.
- if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
- // Serialize the form elements
- jQuery.each( a, function() {
- add( this.name, this.value );
- });
- } else {
- // If traditional, encode the "old" way (the way 1.3.2 or older
- // did it), otherwise encode params recursively.
- for ( prefix in a ) {
- buildParams( prefix, a[ prefix ], traditional, add );
- }
- }
- // Return the resulting serialization
- return s.join( "&" ).replace( r20, "+" );
- };
- jQuery.fn.extend({
- serialize: function() {
- return jQuery.param( this.serializeArray() );
- },
- serializeArray: function() {
- return this.map(function() {
- // Can add propHook for "elements" to filter or add form elements
- var elements = jQuery.prop( this, "elements" );
- return elements ? jQuery.makeArray( elements ) : this;
- })
- .filter(function() {
- var type = this.type;
- // Use .is( ":disabled" ) so that fieldset[disabled] works
- return this.name && !jQuery( this ).is( ":disabled" ) &&
- rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
- ( this.checked || !rcheckableType.test( type ) );
- })
- .map(function( i, elem ) {
- var val = jQuery( this ).val();
- return val == null ?
- null :
- jQuery.isArray( val ) ?
- jQuery.map( val, function( val ) {
- return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
- }) :
- { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
- }).get();
- }
- });
- jQuery.ajaxSettings.xhr = function() {
- try {
- return new XMLHttpRequest();
- } catch( e ) {}
- };
- var xhrId = 0,
- xhrCallbacks = {},
- xhrSuccessStatus = {
- // file protocol always yields status code 0, assume 200
- 0: 200,
- // Support: IE9
- // #1450: sometimes IE returns 1223 when it should be 204
- 1223: 204
- },
- xhrSupported = jQuery.ajaxSettings.xhr();
- // Support: IE9
- // Open requests must be manually aborted on unload (#5280)
- if ( window.ActiveXObject ) {
- jQuery( window ).on( "unload", function() {
- for ( var key in xhrCallbacks ) {
- xhrCallbacks[ key ]();
- }
- });
- }
- support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
- support.ajax = xhrSupported = !!xhrSupported;
- jQuery.ajaxTransport(function( options ) {
- var callback;
- // Cross domain only allowed if supported through XMLHttpRequest
- if ( support.cors || xhrSupported && !options.crossDomain ) {
- return {
- send: function( headers, complete ) {
- var i,
- xhr = options.xhr(),
- id = ++xhrId;
- xhr.open( options.type, options.url, options.async, options.username, options.password );
- // Apply custom fields if provided
- if ( options.xhrFields ) {
- for ( i in options.xhrFields ) {
- xhr[ i ] = options.xhrFields[ i ];
- }
- }
- // Override mime type if needed
- if ( options.mimeType && xhr.overrideMimeType ) {
- xhr.overrideMimeType( options.mimeType );
- }
- // X-Requested-With header
- // For cross-domain requests, seeing as conditions for a preflight are
- // akin to a jigsaw puzzle, we simply never set it to be sure.
- // (it can always be set on a per-request basis or even using ajaxSetup)
- // For same-domain requests, won't change header if already provided.
- if ( !options.crossDomain && !headers["X-Requested-With"] ) {
- headers["X-Requested-With"] = "XMLHttpRequest";
- }
- // Set headers
- for ( i in headers ) {
- xhr.setRequestHeader( i, headers[ i ] );
- }
- // Callback
- callback = function( type ) {
- return function() {
- if ( callback ) {
- delete xhrCallbacks[ id ];
- callback = xhr.onload = xhr.onerror = null;
- if ( type === "abort" ) {
- xhr.abort();
- } else if ( type === "error" ) {
- complete(
- // file: protocol always yields status 0; see #8605, #14207
- xhr.status,
- xhr.statusText
- );
- } else {
- complete(
- xhrSuccessStatus[ xhr.status ] || xhr.status,
- xhr.statusText,
- // Support: IE9
- // Accessing binary-data responseText throws an exception
- // (#11426)
- typeof xhr.responseText === "string" ? {
- text: xhr.responseText
- } : undefined,
- xhr.getAllResponseHeaders()
- );
- }
- }
- };
- };
- // Listen to events
- xhr.onload = callback();
- xhr.onerror = callback("error");
- // Create the abort callback
- callback = xhrCallbacks[ id ] = callback("abort");
- // Do send the request
- // This may raise an exception which is actually
- // handled in jQuery.ajax (so no try/catch here)
- xhr.send( options.hasContent && options.data || null );
- },
- abort: function() {
- if ( callback ) {
- callback();
- }
- }
- };
- }
- });
- // Install script dataType
- jQuery.ajaxSetup({
- accepts: {
- script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
- },
- contents: {
- script: /(?:java|ecma)script/
- },
- converters: {
- "text script": function( text ) {
- jQuery.globalEval( text );
- return text;
- }
- }
- });
- // Handle cache's special case and crossDomain
- jQuery.ajaxPrefilter( "script", function( s ) {
- if ( s.cache === undefined ) {
- s.cache = false;
- }
- if ( s.crossDomain ) {
- s.type = "GET";
- }
- });
- // Bind script tag hack transport
- jQuery.ajaxTransport( "script", function( s ) {
- // This transport only deals with cross domain requests
- if ( s.crossDomain ) {
- var script, callback;
- return {
- send: function( _, complete ) {
- script = jQuery("<script>").prop({
- async: true,
- charset: s.scriptCharset,
- src: s.url
- }).on(
- "load error",
- callback = function( evt ) {
- script.remove();
- callback = null;
- if ( evt ) {
- complete( evt.type === "error" ? 404 : 200, evt.type );
- }
- }
- );
- document.head.appendChild( script[ 0 ] );
- },
- abort: function() {
- if ( callback ) {
- callback();
- }
- }
- };
- }
- });
- var oldCallbacks = [],
- rjsonp = /(=)\?(?=&|$)|\?\?/;
- // Default jsonp settings
- jQuery.ajaxSetup({
- jsonp: "callback",
- jsonpCallback: function() {
- var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) );
- this[ callback ] = true;
- return callback;
- }
- });
- // Detect, normalize options and install callbacks for jsonp requests
- jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
- var callbackName, overwritten, responseContainer,
- jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
- "url" :
- typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data"
- );
- // Handle iff the expected data type is "jsonp" or we have a parameter to set
- if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {
- // Get callback name, remembering preexisting value associated with it
- callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
- s.jsonpCallback() :
- s.jsonpCallback;
- // Insert callback into url or form data
- if ( jsonProp ) {
- s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
- } else if ( s.jsonp !== false ) {
- s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
- }
- // Use data converter to retrieve json after script execution
- s.converters["script json"] = function() {
- if ( !responseContainer ) {
- jQuery.error( callbackName + " was not called" );
- }
- return responseContainer[ 0 ];
- };
- // force json dataType
- s.dataTypes[ 0 ] = "json";
- // Install callback
- overwritten = window[ callbackName ];
- window[ callbackName ] = function() {
- responseContainer = arguments;
- };
- // Clean-up function (fires after converters)
- jqXHR.always(function() {
- // Restore preexisting value
- window[ callbackName ] = overwritten;
- // Save back as free
- if ( s[ callbackName ] ) {
- // make sure that re-using the options doesn't screw things around
- s.jsonpCallback = originalSettings.jsonpCallback;
- // save the callback name for future use
- oldCallbacks.push( callbackName );
- }
- // Call if it was a function and we have a response
- if ( responseContainer && jQuery.isFunction( overwritten ) ) {
- overwritten( responseContainer[ 0 ] );
- }
- responseContainer = overwritten = undefined;
- });
- // Delegate to script
- return "script";
- }
- });
- // data: string of html
- // context (optional): If specified, the fragment will be created in this context, defaults to document
- // keepScripts (optional): If true, will include scripts passed in the html string
- jQuery.parseHTML = function( data, context, keepScripts ) {
- if ( !data || typeof data !== "string" ) {
- return null;
- }
- if ( typeof context === "boolean" ) {
- keepScripts = context;
- context = false;
- }
- context = context || document;
- var parsed = rsingleTag.exec( data ),
- scripts = !keepScripts && [];
- // Single tag
- if ( parsed ) {
- return [ context.createElement( parsed[1] ) ];
- }
- parsed = jQuery.buildFragment( [ data ], context, scripts );
- if ( scripts && scripts.length ) {
- jQuery( scripts ).remove();
- }
- return jQuery.merge( [], parsed.childNodes );
- };
- // Keep a copy of the old load method
- var _load = jQuery.fn.load;
- /**
- * Load a url into a page
- */
- jQuery.fn.load = function( url, params, callback ) {
- if ( typeof url !== "string" && _load ) {
- return _load.apply( this, arguments );
- }
- var selector, type, response,
- self = this,
- off = url.indexOf(" ");
- if ( off >= 0 ) {
- selector = url.slice( off );
- url = url.slice( 0, off );
- }
- // If it's a function
- if ( jQuery.isFunction( params ) ) {
- // We assume that it's the callback
- callback = params;
- params = undefined;
- // Otherwise, build a param string
- } else if ( params && typeof params === "object" ) {
- type = "POST";
- }
- // If we have elements to modify, make the request
- if ( self.length > 0 ) {
- jQuery.ajax({
- url: url,
- // if "type" variable is undefined, then "GET" method will be used
- type: type,
- dataType: "html",
- data: params
- }).done(function( responseText ) {
- // Save response for use in complete callback
- response = arguments;
- self.html( selector ?
- // If a selector was specified, locate the right elements in a dummy div
- // Exclude scripts to avoid IE 'Permission Denied' errors
- jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) :
- // Otherwise use the full result
- responseText );
- }).complete( callback && function( jqXHR, status ) {
- self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
- });
- }
- return this;
- };
- jQuery.expr.filters.animated = function( elem ) {
- return jQuery.grep(jQuery.timers, function( fn ) {
- return elem === fn.elem;
- }).length;
- };
- var docElem = window.document.documentElement;
- /**
- * Gets a window from an element
- */
- function getWindow( elem ) {
- return jQuery.isWindow( elem ) ? elem : elem.nodeType === 9 && elem.defaultView;
- }
- jQuery.offset = {
- setOffset: function( elem, options, i ) {
- var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
- position = jQuery.css( elem, "position" ),
- curElem = jQuery( elem ),
- props = {};
- // Set position first, in-case top/left are set even on static elem
- if ( position === "static" ) {
- elem.style.position = "relative";
- }
- curOffset = curElem.offset();
- curCSSTop = jQuery.css( elem, "top" );
- curCSSLeft = jQuery.css( elem, "left" );
- calculatePosition = ( position === "absolute" || position === "fixed" ) &&
- ( curCSSTop + curCSSLeft ).indexOf("auto") > -1;
- // Need to be able to calculate position if either top or left is auto and position is either absolute or fixed
- if ( calculatePosition ) {
- curPosition = curElem.position();
- curTop = curPosition.top;
- curLeft = curPosition.left;
- } else {
- curTop = parseFloat( curCSSTop ) || 0;
- curLeft = parseFloat( curCSSLeft ) || 0;
- }
- if ( jQuery.isFunction( options ) ) {
- options = options.call( elem, i, curOffset );
- }
- if ( options.top != null ) {
- props.top = ( options.top - curOffset.top ) + curTop;
- }
- if ( options.left != null ) {
- props.left = ( options.left - curOffset.left ) + curLeft;
- }
- if ( "using" in options ) {
- options.using.call( elem, props );
- } else {
- curElem.css( props );
- }
- }
- };
- jQuery.fn.extend({
- offset: function( options ) {
- if ( arguments.length ) {
- return options === undefined ?
- this :
- this.each(function( i ) {
- jQuery.offset.setOffset( this, options, i );
- });
- }
- var docElem, win,
- elem = this[ 0 ],
- box = { top: 0, left: 0 },
- doc = elem && elem.ownerDocument;
- if ( !doc ) {
- return;
- }
- docElem = doc.documentElement;
- // Make sure it's not a disconnected DOM node
- if ( !jQuery.contains( docElem, elem ) ) {
- return box;
- }
- // If we don't have gBCR, just use 0,0 rather than error
- // BlackBerry 5, iOS 3 (original iPhone)
- if ( typeof elem.getBoundingClientRect !== strundefined ) {
- box = elem.getBoundingClientRect();
- }
- win = getWindow( doc );
- return {
- top: box.top + win.pageYOffset - docElem.clientTop,
- left: box.left + win.pageXOffset - docElem.clientLeft
- };
- },
- position: function() {
- if ( !this[ 0 ] ) {
- return;
- }
- var offsetParent, offset,
- elem = this[ 0 ],
- parentOffset = { top: 0, left: 0 };
- // Fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is its only offset parent
- if ( jQuery.css( elem, "position" ) === "fixed" ) {
- // We assume that getBoundingClientRect is available when computed position is fixed
- offset = elem.getBoundingClientRect();
- } else {
- // Get *real* offsetParent
- offsetParent = this.offsetParent();
- // Get correct offsets
- offset = this.offset();
- if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
- parentOffset = offsetParent.offset();
- }
- // Add offsetParent borders
- parentOffset.top += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
- parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true );
- }
- // Subtract parent offsets and element margins
- return {
- top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ),
- left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true )
- };
- },
- offsetParent: function() {
- return this.map(function() {
- var offsetParent = this.offsetParent || docElem;
- while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position" ) === "static" ) ) {
- offsetParent = offsetParent.offsetParent;
- }
- return offsetParent || docElem;
- });
- }
- });
- // Create scrollLeft and scrollTop methods
- jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) {
- var top = "pageYOffset" === prop;
- jQuery.fn[ method ] = function( val ) {
- return access( this, function( elem, method, val ) {
- var win = getWindow( elem );
- if ( val === undefined ) {
- return win ? win[ prop ] : elem[ method ];
- }
- if ( win ) {
- win.scrollTo(
- !top ? val : window.pageXOffset,
- top ? val : window.pageYOffset
- );
- } else {
- elem[ method ] = val;
- }
- }, method, val, arguments.length, null );
- };
- });
- // Add the top/left cssHooks using jQuery.fn.position
- // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
- // getComputedStyle returns percent when specified for top/left/bottom/right
- // rather than make the css module depend on the offset module, we just check for it here
- jQuery.each( [ "top", "left" ], function( i, prop ) {
- jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition,
- function( elem, computed ) {
- if ( computed ) {
- computed = curCSS( elem, prop );
- // if curCSS returns percentage, fallback to offset
- return rnumnonpx.test( computed ) ?
- jQuery( elem ).position()[ prop ] + "px" :
- computed;
- }
- }
- );
- });
- // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
- jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
- jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) {
- // margin is only for outerHeight, outerWidth
- jQuery.fn[ funcName ] = function( margin, value ) {
- var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
- extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
- return access( this, function( elem, type, value ) {
- var doc;
- if ( jQuery.isWindow( elem ) ) {
- // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
- // isn't a whole lot we can do. See pull request at this URL for discussion:
- // https://github.com/jquery/jquery/pull/764
- return elem.document.documentElement[ "client" + name ];
- }
- // Get document width or height
- if ( elem.nodeType === 9 ) {
- doc = elem.documentElement;
- // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
- // whichever is greatest
- return Math.max(
- elem.body[ "scroll" + name ], doc[ "scroll" + name ],
- elem.body[ "offset" + name ], doc[ "offset" + name ],
- doc[ "client" + name ]
- );
- }
- return value === undefined ?
- // Get width or height on the element, requesting but not forcing parseFloat
- jQuery.css( elem, type, extra ) :
- // Set width or height on the element
- jQuery.style( elem, type, value, extra );
- }, type, chainable ? margin : undefined, chainable, null );
- };
- });
- });
- // The number of elements contained in the matched element set
- jQuery.fn.size = function() {
- return this.length;
- };
- jQuery.fn.andSelf = jQuery.fn.addBack;
- // Register as a named AMD module, since jQuery can be concatenated with other
- // files that may use define, but not via a proper concatenation script that
- // understands anonymous AMD modules. A named AMD is safest and most robust
- // way to register. Lowercase jquery is used because AMD module names are
- // derived from file names, and jQuery is normally delivered in a lowercase
- // file name. Do this after creating the global so that if an AMD module wants
- // to call noConflict to hide this version of jQuery, it will work.
- if ( typeof define === "function" && define.amd ) {
- define( "jquery", [], function() {
- return jQuery;
- });
- }
- var
- // Map over jQuery in case of overwrite
- _jQuery = window.jQuery,
- // Map over the $ in case of overwrite
- _$ = window.$;
- jQuery.noConflict = function( deep ) {
- if ( window.$ === jQuery ) {
- window.$ = _$;
- }
- if ( deep && window.jQuery === jQuery ) {
- window.jQuery = _jQuery;
- }
- return jQuery;
- };
- // Expose jQuery and $ identifiers, even in
- // AMD (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
- // and CommonJS for browser emulators (#13566)
- if ( typeof noGlobal === strundefined ) {
- window.jQuery = window.$ = jQuery;
- }
- return jQuery;
- }));
- },{}],11:[function(require,module,exports){
- // Middleware that injects the shared data and sharify script
- module.exports = function(req, res, next) {
- // Clone the "constant" sharify data for the request so
- // request-level data isn't shared across the server potentially
- // exposing sensitive data.
- var data = {};
- for(var key in module.exports.data) {
- data[key] = module.exports.data[key];
- };
- // Inject a sharify object into locals for `= sharify.data` and `= sharify.script()`
- res.locals.sharify = {
- data: data,
- script: function() {
- return '<script type="text/javascript">' +
- 'window.__sharifyData = ' +
- //There are tricky rules about safely embedding JSON within HTML
- //see http://stackoverflow.com/a/4180424/266795
- JSON.stringify(data)
- .replace(/</g, '\\u003c')
- .replace(/-->/g, '--\\>') +
- ';</script>';
- }
- };
- // Alias the sharify short-hand for convience
- res.locals.sd = res.locals.sharify.data;
- next();
- };
- // The shared hash of data
- module.exports.data = {};
- // When required on the client via browserify, run this snippet that reads the
- // sharify.script data and injects it into this module.
- var bootstrapOnClient = module.exports.bootstrapOnClient = function() {
- if (typeof window != 'undefined' && window.__sharifyData) {
- module.exports.data = window.__sharifyData;
- }
- };
- bootstrapOnClient();
- },{}]},{},[3])