/node_modules/scss/node_modules/ometa/prototype.js
JavaScript | 4222 lines | 3653 code | 491 blank | 78 comment | 621 complexity | 4beb379e074fdf133e62bcb5d6417451 MD5 | raw file
Possible License(s): MIT
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- /* Prototype JavaScript framework, version 1.6.0.2
- * (c) 2005-2008 Sam Stephenson
- *
- * Prototype is freely distributable under the terms of an MIT-style license.
- * For details, see the Prototype web site: http://www.prototypejs.org/
- *
- *--------------------------------------------------------------------------*/
- var Prototype = {
- Version: '1.6.0.2',
- Browser: {
- IE: !!(window.attachEvent && !window.opera),
- Opera: !!window.opera,
- WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1,
- Gecko: navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1,
- MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/)
- },
- BrowserFeatures: {
- XPath: !!document.evaluate,
- ElementExtensions: !!window.HTMLElement,
- SpecificElementExtensions:
- document.createElement('div').__proto__ &&
- document.createElement('div').__proto__ !==
- document.createElement('form').__proto__
- },
- ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>',
- JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,
- emptyFunction: function() { },
- K: function(x) { return x }
- };
- if (Prototype.Browser.MobileSafari)
- Prototype.BrowserFeatures.SpecificElementExtensions = false;
- /* Based on Alex Arnell's inheritance implementation. */
- var Class = {
- create: function() {
- var parent = null, properties = $A(arguments);
- if (Object.isFunction(properties[0]))
- parent = properties.shift();
- function klass() {
- this.initialize.apply(this, arguments);
- }
- Object.extend(klass, Class.Methods);
- klass.superclass = parent;
- klass.subclasses = [];
- if (parent) {
- var subclass = function() { };
- subclass.prototype = parent.prototype;
- klass.prototype = new subclass;
- parent.subclasses.push(klass);
- }
- for (var i = 0; i < properties.length; i++)
- klass.addMethods(properties[i]);
- if (!klass.prototype.initialize)
- klass.prototype.initialize = Prototype.emptyFunction;
- klass.prototype.constructor = klass;
- return klass;
- }
- };
- Class.Methods = {
- addMethods: function(source) {
- var ancestor = this.superclass && this.superclass.prototype;
- var properties = Object.keys(source);
- if (!Object.keys({ toString: true }).length)
- properties.push("toString", "valueOf");
- for (var i = 0, length = properties.length; i < length; i++) {
- var property = properties[i], value = source[property];
- if (ancestor && Object.isFunction(value) &&
- value.argumentNames().first() == "$super") {
- var method = value, value = Object.extend((function(m) {
- return function() { return ancestor[m].apply(this, arguments) };
- })(property).wrap(method), {
- valueOf: function() { return method },
- toString: function() { return method.toString() }
- });
- }
- this.prototype[property] = value;
- }
- return this;
- }
- };
- var Abstract = { };
- Object.extend = function(destination, source) {
- for (var property in source)
- destination[property] = source[property];
- return destination;
- };
- Object.extend(Object, {
- inspect: function(object) {
- try {
- if (Object.isUndefined(object)) return 'undefined';
- if (object === null) return 'null';
- return object.inspect ? object.inspect() : String(object);
- } catch (e) {
- if (e instanceof RangeError) return '...';
- throw e;
- }
- },
- toJSON: function(object) {
- var type = typeof object;
- switch (type) {
- case 'undefined':
- case 'function':
- case 'unknown': return;
- case 'boolean': return object.toString();
- }
- if (object === null) return 'null';
- if (object.toJSON) return object.toJSON();
- if (Object.isElement(object)) return;
- var results = [];
- for (var property in object) {
- var value = Object.toJSON(object[property]);
- if (!Object.isUndefined(value))
- results.push(property.toJSON() + ': ' + value);
- }
- return '{' + results.join(', ') + '}';
- },
- toQueryString: function(object) {
- return $H(object).toQueryString();
- },
- toHTML: function(object) {
- return object && object.toHTML ? object.toHTML() : String.interpret(object);
- },
- keys: function(object) {
- var keys = [];
- for (var property in object)
- keys.push(property);
- return keys;
- },
- values: function(object) {
- var values = [];
- for (var property in object)
- values.push(object[property]);
- return values;
- },
- clone: function(object) {
- return Object.extend({ }, object);
- },
- isElement: function(object) {
- return object && object.nodeType == 1;
- },
- isArray: function(object) {
- return object != null && typeof object == "object" &&
- 'splice' in object && 'join' in object;
- },
- isHash: function(object) {
- return object instanceof Hash;
- },
- isFunction: function(object) {
- return typeof object == "function";
- },
- isString: function(object) {
- return typeof object == "string";
- },
- isNumber: function(object) {
- return typeof object == "number";
- },
- isUndefined: function(object) {
- return typeof object == "undefined";
- }
- });
- Object.extend(Function.prototype, {
- argumentNames: function() {
- var names = this.toString().match(/^[\s\(]*function[^(]*\((.*?)\)/)[1].split(",").invoke("strip");
- return names.length == 1 && !names[0] ? [] : names;
- },
- bind: function() {
- if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
- var __method = this, args = $A(arguments), object = args.shift();
- return function() {
- return __method.apply(object, args.concat($A(arguments)));
- }
- },
- bindAsEventListener: function() {
- var __method = this, args = $A(arguments), object = args.shift();
- return function(event) {
- return __method.apply(object, [event || window.event].concat(args));
- }
- },
- curry: function() {
- if (!arguments.length) return this;
- var __method = this, args = $A(arguments);
- return function() {
- return __method.apply(this, args.concat($A(arguments)));
- }
- },
- delay: function() {
- var __method = this, args = $A(arguments), timeout = args.shift() * 1000;
- return window.setTimeout(function() {
- return __method.apply(__method, args);
- }, timeout);
- },
- wrap: function(wrapper) {
- var __method = this;
- return function() {
- return wrapper.apply(this, [__method.bind(this)].concat($A(arguments)));
- }
- },
- methodize: function() {
- if (this._methodized) return this._methodized;
- var __method = this;
- return this._methodized = function() {
- return __method.apply(null, [this].concat($A(arguments)));
- };
- }
- });
- Function.prototype.defer = Function.prototype.delay.curry(0.01);
- Date.prototype.toJSON = function() {
- return '"' + this.getUTCFullYear() + '-' +
- (this.getUTCMonth() + 1).toPaddedString(2) + '-' +
- this.getUTCDate().toPaddedString(2) + 'T' +
- this.getUTCHours().toPaddedString(2) + ':' +
- this.getUTCMinutes().toPaddedString(2) + ':' +
- this.getUTCSeconds().toPaddedString(2) + 'Z"';
- };
- var Try = {
- these: function() {
- var returnValue;
- for (var i = 0, length = arguments.length; i < length; i++) {
- var lambda = arguments[i];
- try {
- returnValue = lambda();
- break;
- } catch (e) { }
- }
- return returnValue;
- }
- };
- RegExp.prototype.match = RegExp.prototype.test;
- RegExp.escape = function(str) {
- return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
- };
- /*--------------------------------------------------------------------------*/
- var PeriodicalExecuter = Class.create({
- initialize: function(callback, frequency) {
- this.callback = callback;
- this.frequency = frequency;
- this.currentlyExecuting = false;
- this.registerCallback();
- },
- registerCallback: function() {
- this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
- },
- execute: function() {
- this.callback(this);
- },
- stop: function() {
- if (!this.timer) return;
- clearInterval(this.timer);
- this.timer = null;
- },
- onTimerEvent: function() {
- if (!this.currentlyExecuting) {
- try {
- this.currentlyExecuting = true;
- this.execute();
- } finally {
- this.currentlyExecuting = false;
- }
- }
- }
- });
- Object.extend(String, {
- interpret: function(value) {
- return value == null ? '' : String(value);
- },
- specialChar: {
- '\b': '\\b',
- '\t': '\\t',
- '\n': '\\n',
- '\f': '\\f',
- '\r': '\\r',
- '\\': '\\\\'
- }
- });
- Object.extend(String.prototype, {
- gsub: function(pattern, replacement) {
- var result = '', source = this, match;
- replacement = arguments.callee.prepareReplacement(replacement);
- while (source.length > 0) {
- if (match = source.match(pattern)) {
- result += source.slice(0, match.index);
- result += String.interpret(replacement(match));
- source = source.slice(match.index + match[0].length);
- } else {
- result += source, source = '';
- }
- }
- return result;
- },
- sub: function(pattern, replacement, count) {
- replacement = this.gsub.prepareReplacement(replacement);
- count = Object.isUndefined(count) ? 1 : count;
- return this.gsub(pattern, function(match) {
- if (--count < 0) return match[0];
- return replacement(match);
- });
- },
- scan: function(pattern, iterator) {
- this.gsub(pattern, iterator);
- return String(this);
- },
- truncate: function(length, truncation) {
- length = length || 30;
- truncation = Object.isUndefined(truncation) ? '...' : truncation;
- return this.length > length ?
- this.slice(0, length - truncation.length) + truncation : String(this);
- },
- strip: function() {
- return this.replace(/^\s+/, '').replace(/\s+$/, '');
- },
- stripTags: function() {
- return this.replace(/<\/?[^>]+>/gi, '');
- },
- stripScripts: function() {
- return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
- },
- extractScripts: function() {
- var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
- var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
- return (this.match(matchAll) || []).map(function(scriptTag) {
- return (scriptTag.match(matchOne) || ['', ''])[1];
- });
- },
- evalScripts: function() {
- return this.extractScripts().map(function(script) { return eval(script) });
- },
- escapeHTML: function() {
- var self = arguments.callee;
- self.text.data = this;
- return self.div.innerHTML;
- },
- unescapeHTML: function() {
- var div = new Element('div');
- div.innerHTML = this.stripTags();
- return div.childNodes[0] ? (div.childNodes.length > 1 ?
- $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) :
- div.childNodes[0].nodeValue) : '';
- },
- toQueryParams: function(separator) {
- var match = this.strip().match(/([^?#]*)(#.*)?$/);
- if (!match) return { };
- return match[1].split(separator || '&').inject({ }, function(hash, pair) {
- if ((pair = pair.split('='))[0]) {
- var key = decodeURIComponent(pair.shift());
- var value = pair.length > 1 ? pair.join('=') : pair[0];
- if (value != undefined) value = decodeURIComponent(value);
- if (key in hash) {
- if (!Object.isArray(hash[key])) hash[key] = [hash[key]];
- hash[key].push(value);
- }
- else hash[key] = value;
- }
- return hash;
- });
- },
- toArray: function() {
- return this.split('');
- },
- succ: function() {
- return this.slice(0, this.length - 1) +
- String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
- },
- times: function(count) {
- return count < 1 ? '' : new Array(count + 1).join(this);
- },
- camelize: function() {
- var parts = this.split('-'), len = parts.length;
- if (len == 1) return parts[0];
- var camelized = this.charAt(0) == '-'
- ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
- : parts[0];
- for (var i = 1; i < len; i++)
- camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);
- return camelized;
- },
- capitalize: function() {
- return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
- },
- underscore: function() {
- return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase();
- },
- dasherize: function() {
- return this.gsub(/_/,'-');
- },
- inspect: function(useDoubleQuotes) {
- var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) {
- var character = String.specialChar[match[0]];
- return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16);
- });
- if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
- return "'" + escapedString.replace(/'/g, '\\\'') + "'";
- },
- toJSON: function() {
- return this.inspect(true);
- },
- unfilterJSON: function(filter) {
- return this.sub(filter || Prototype.JSONFilter, '#{1}');
- },
- isJSON: function() {
- var str = this;
- if (str.blank()) return false;
- str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
- return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
- },
- evalJSON: function(sanitize) {
- var json = this.unfilterJSON();
- try {
- if (!sanitize || json.isJSON()) return eval('(' + json + ')');
- } catch (e) { }
- throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
- },
- include: function(pattern) {
- return this.indexOf(pattern) > -1;
- },
- startsWith: function(pattern) {
- return this.indexOf(pattern) === 0;
- },
- endsWith: function(pattern) {
- var d = this.length - pattern.length;
- return d >= 0 && this.lastIndexOf(pattern) === d;
- },
- empty: function() {
- return this == '';
- },
- blank: function() {
- return /^\s*$/.test(this);
- },
- interpolate: function(object, pattern) {
- return new Template(this, pattern).evaluate(object);
- }
- });
- if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, {
- escapeHTML: function() {
- return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
- },
- unescapeHTML: function() {
- return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
- }
- });
- String.prototype.gsub.prepareReplacement = function(replacement) {
- if (Object.isFunction(replacement)) return replacement;
- var template = new Template(replacement);
- return function(match) { return template.evaluate(match) };
- };
- String.prototype.parseQuery = String.prototype.toQueryParams;
- Object.extend(String.prototype.escapeHTML, {
- div: document.createElement('div'),
- text: document.createTextNode('')
- });
- with (String.prototype.escapeHTML) div.appendChild(text);
- var Template = Class.create({
- initialize: function(template, pattern) {
- this.template = template.toString();
- this.pattern = pattern || Template.Pattern;
- },
- evaluate: function(object) {
- if (Object.isFunction(object.toTemplateReplacements))
- object = object.toTemplateReplacements();
- return this.template.gsub(this.pattern, function(match) {
- if (object == null) return '';
- var before = match[1] || '';
- if (before == '\\') return match[2];
- var ctx = object, expr = match[3];
- var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
- match = pattern.exec(expr);
- if (match == null) return before;
- while (match != null) {
- var comp = match[1].startsWith('[') ? match[2].gsub('\\\\]', ']') : match[1];
- ctx = ctx[comp];
- if (null == ctx || '' == match[3]) break;
- expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
- match = pattern.exec(expr);
- }
- return before + String.interpret(ctx);
- });
- }
- });
- Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
- var $break = { };
- var Enumerable = {
- each: function(iterator, context) {
- var index = 0;
- iterator = iterator.bind(context);
- try {
- this._each(function(value) {
- iterator(value, index++);
- });
- } catch (e) {
- if (e != $break) throw e;
- }
- return this;
- },
- eachSlice: function(number, iterator, context) {
- iterator = iterator ? iterator.bind(context) : Prototype.K;
- var index = -number, slices = [], array = this.toArray();
- while ((index += number) < array.length)
- slices.push(array.slice(index, index+number));
- return slices.collect(iterator, context);
- },
- all: function(iterator, context) {
- iterator = iterator ? iterator.bind(context) : Prototype.K;
- var result = true;
- this.each(function(value, index) {
- result = result && !!iterator(value, index);
- if (!result) throw $break;
- });
- return result;
- },
- any: function(iterator, context) {
- iterator = iterator ? iterator.bind(context) : Prototype.K;
- var result = false;
- this.each(function(value, index) {
- if (result = !!iterator(value, index))
- throw $break;
- });
- return result;
- },
- collect: function(iterator, context) {
- iterator = iterator ? iterator.bind(context) : Prototype.K;
- var results = [];
- this.each(function(value, index) {
- results.push(iterator(value, index));
- });
- return results;
- },
- detect: function(iterator, context) {
- iterator = iterator.bind(context);
- var result;
- this.each(function(value, index) {
- if (iterator(value, index)) {
- result = value;
- throw $break;
- }
- });
- return result;
- },
- findAll: function(iterator, context) {
- iterator = iterator.bind(context);
- var results = [];
- this.each(function(value, index) {
- if (iterator(value, index))
- results.push(value);
- });
- return results;
- },
- grep: function(filter, iterator, context) {
- iterator = iterator ? iterator.bind(context) : Prototype.K;
- var results = [];
- if (Object.isString(filter))
- filter = new RegExp(filter);
- this.each(function(value, index) {
- if (filter.match(value))
- results.push(iterator(value, index));
- });
- return results;
- },
- include: function(object) {
- if (Object.isFunction(this.indexOf))
- if (this.indexOf(object) != -1) return true;
- var found = false;
- this.each(function(value) {
- if (value == object) {
- found = true;
- throw $break;
- }
- });
- return found;
- },
- inGroupsOf: function(number, fillWith) {
- fillWith = Object.isUndefined(fillWith) ? null : fillWith;
- return this.eachSlice(number, function(slice) {
- while(slice.length < number) slice.push(fillWith);
- return slice;
- });
- },
- inject: function(memo, iterator, context) {
- iterator = iterator.bind(context);
- this.each(function(value, index) {
- memo = iterator(memo, value, index);
- });
- return memo;
- },
- invoke: function(method) {
- var args = $A(arguments).slice(1);
- return this.map(function(value) {
- return value[method].apply(value, args);
- });
- },
- max: function(iterator, context) {
- iterator = iterator ? iterator.bind(context) : Prototype.K;
- var result;
- this.each(function(value, index) {
- value = iterator(value, index);
- if (result == null || value >= result)
- result = value;
- });
- return result;
- },
- min: function(iterator, context) {
- iterator = iterator ? iterator.bind(context) : Prototype.K;
- var result;
- this.each(function(value, index) {
- value = iterator(value, index);
- if (result == null || value < result)
- result = value;
- });
- return result;
- },
- partition: function(iterator, context) {
- iterator = iterator ? iterator.bind(context) : Prototype.K;
- var trues = [], falses = [];
- this.each(function(value, index) {
- (iterator(value, index) ?
- trues : falses).push(value);
- });
- return [trues, falses];
- },
- pluck: function(property) {
- var results = [];
- this.each(function(value) {
- results.push(value[property]);
- });
- return results;
- },
- reject: function(iterator, context) {
- iterator = iterator.bind(context);
- var results = [];
- this.each(function(value, index) {
- if (!iterator(value, index))
- results.push(value);
- });
- return results;
- },
- sortBy: function(iterator, context) {
- iterator = iterator.bind(context);
- return this.map(function(value, index) {
- return {value: value, criteria: iterator(value, index)};
- }).sort(function(left, right) {
- var a = left.criteria, b = right.criteria;
- return a < b ? -1 : a > b ? 1 : 0;
- }).pluck('value');
- },
- toArray: function() {
- return this.map();
- },
- zip: function() {
- var iterator = Prototype.K, args = $A(arguments);
- if (Object.isFunction(args.last()))
- iterator = args.pop();
- var collections = [this].concat(args).map($A);
- return this.map(function(value, index) {
- return iterator(collections.pluck(index));
- });
- },
- size: function() {
- return this.toArray().length;
- },
- inspect: function() {
- return '#<Enumerable:' + this.toArray().inspect() + '>';
- }
- };
- Object.extend(Enumerable, {
- map: Enumerable.collect,
- find: Enumerable.detect,
- select: Enumerable.findAll,
- filter: Enumerable.findAll,
- member: Enumerable.include,
- entries: Enumerable.toArray,
- every: Enumerable.all,
- some: Enumerable.any
- });
- function $A(iterable) {
- if (!iterable) return [];
- if (iterable.toArray) return iterable.toArray();
- var length = iterable.length || 0, results = new Array(length);
- while (length--) results[length] = iterable[length];
- return results;
- }
- if (Prototype.Browser.WebKit) {
- $A = function(iterable) {
- if (!iterable) return [];
- if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') &&
- iterable.toArray) return iterable.toArray();
- var length = iterable.length || 0, results = new Array(length);
- while (length--) results[length] = iterable[length];
- return results;
- };
- }
- Array.from = $A;
- Object.extend(Array.prototype, Enumerable);
- if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse;
- Object.extend(Array.prototype, {
- _each: function(iterator) {
- for (var i = 0, length = this.length; i < length; i++)
- iterator(this[i]);
- },
- clear: function() {
- this.length = 0;
- return this;
- },
- first: function() {
- return this[0];
- },
- last: function() {
- return this[this.length - 1];
- },
- compact: function() {
- return this.select(function(value) {
- return value != null;
- });
- },
- flatten: function() {
- return this.inject([], function(array, value) {
- return array.concat(Object.isArray(value) ?
- value.flatten() : [value]);
- });
- },
- without: function() {
- var values = $A(arguments);
- return this.select(function(value) {
- return !values.include(value);
- });
- },
- reverse: function(inline) {
- return (inline !== false ? this : this.toArray())._reverse();
- },
- reduce: function() {
- return this.length > 1 ? this : this[0];
- },
- uniq: function(sorted) {
- return this.inject([], function(array, value, index) {
- if (0 == index || (sorted ? array.last() != value : !array.include(value)))
- array.push(value);
- return array;
- });
- },
- intersect: function(array) {
- return this.uniq().findAll(function(item) {
- return array.detect(function(value) { return item === value });
- });
- },
- clone: function() {
- return [].concat(this);
- },
- size: function() {
- return this.length;
- },
- inspect: function() {
- return '[' + this.map(Object.inspect).join(', ') + ']';
- },
- toJSON: function() {
- var results = [];
- this.each(function(object) {
- var value = Object.toJSON(object);
- if (!Object.isUndefined(value)) results.push(value);
- });
- return '[' + results.join(', ') + ']';
- }
- });
- // use native browser JS 1.6 implementation if available
- if (Object.isFunction(Array.prototype.forEach))
- Array.prototype._each = Array.prototype.forEach;
- if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) {
- i || (i = 0);
- var length = this.length;
- if (i < 0) i = length + i;
- for (; i < length; i++)
- if (this[i] === item) return i;
- return -1;
- };
- if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) {
- i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
- var n = this.slice(0, i).reverse().indexOf(item);
- return (n < 0) ? n : i - n - 1;
- };
- Array.prototype.toArray = Array.prototype.clone;
- function $w(string) {
- if (!Object.isString(string)) return [];
- string = string.strip();
- return string ? string.split(/\s+/) : [];
- }
- if (Prototype.Browser.Opera){
- Array.prototype.concat = function() {
- var array = [];
- for (var i = 0, length = this.length; i < length; i++) array.push(this[i]);
- for (var i = 0, length = arguments.length; i < length; i++) {
- if (Object.isArray(arguments[i])) {
- for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
- array.push(arguments[i][j]);
- } else {
- array.push(arguments[i]);
- }
- }
- return array;
- };
- }
- Object.extend(Number.prototype, {
- toColorPart: function() {
- return this.toPaddedString(2, 16);
- },
- succ: function() {
- return this + 1;
- },
- times: function(iterator) {
- $R(0, this, true).each(iterator);
- return this;
- },
- toPaddedString: function(length, radix) {
- var string = this.toString(radix || 10);
- return '0'.times(length - string.length) + string;
- },
- toJSON: function() {
- return isFinite(this) ? this.toString() : 'null';
- }
- });
- $w('abs round ceil floor').each(function(method){
- Number.prototype[method] = Math[method].methodize();
- });
- function $H(object) {
- return new Hash(object);
- };
- var Hash = Class.create(Enumerable, (function() {
- function toQueryPair(key, value) {
- if (Object.isUndefined(value)) return key;
- return key + '=' + encodeURIComponent(String.interpret(value));
- }
- return {
- initialize: function(object) {
- this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
- },
- _each: function(iterator) {
- for (var key in this._object) {
- var value = this._object[key], pair = [key, value];
- pair.key = key;
- pair.value = value;
- iterator(pair);
- }
- },
- set: function(key, value) {
- return this._object[key] = value;
- },
- get: function(key) {
- return this._object[key];
- },
- unset: function(key) {
- var value = this._object[key];
- delete this._object[key];
- return value;
- },
- toObject: function() {
- return Object.clone(this._object);
- },
- keys: function() {
- return this.pluck('key');
- },
- values: function() {
- return this.pluck('value');
- },
- index: function(value) {
- var match = this.detect(function(pair) {
- return pair.value === value;
- });
- return match && match.key;
- },
- merge: function(object) {
- return this.clone().update(object);
- },
- update: function(object) {
- return new Hash(object).inject(this, function(result, pair) {
- result.set(pair.key, pair.value);
- return result;
- });
- },
- toQueryString: function() {
- return this.map(function(pair) {
- var key = encodeURIComponent(pair.key), values = pair.value;
- if (values && typeof values == 'object') {
- if (Object.isArray(values))
- return values.map(toQueryPair.curry(key)).join('&');
- }
- return toQueryPair(key, values);
- }).join('&');
- },
- inspect: function() {
- return '#<Hash:{' + this.map(function(pair) {
- return pair.map(Object.inspect).join(': ');
- }).join(', ') + '}>';
- },
- toJSON: function() {
- return Object.toJSON(this.toObject());
- },
- clone: function() {
- return new Hash(this);
- }
- }
- })());
- Hash.prototype.toTemplateReplacements = Hash.prototype.toObject;
- Hash.from = $H;
- var ObjectRange = Class.create(Enumerable, {
- initialize: function(start, end, exclusive) {
- this.start = start;
- this.end = end;
- this.exclusive = exclusive;
- },
- _each: function(iterator) {
- var value = this.start;
- while (this.include(value)) {
- iterator(value);
- value = value.succ();
- }
- },
- include: function(value) {
- if (value < this.start)
- return false;
- if (this.exclusive)
- return value < this.end;
- return value <= this.end;
- }
- });
- var $R = function(start, end, exclusive) {
- return new ObjectRange(start, end, exclusive);
- };
- var Ajax = {
- getTransport: function() {
- return Try.these(
- function() {return new XMLHttpRequest()},
- function() {return new ActiveXObject('Msxml2.XMLHTTP')},
- function() {return new ActiveXObject('Microsoft.XMLHTTP')}
- ) || false;
- },
- activeRequestCount: 0
- };
- Ajax.Responders = {
- responders: [],
- _each: function(iterator) {
- this.responders._each(iterator);
- },
- register: function(responder) {
- if (!this.include(responder))
- this.responders.push(responder);
- },
- unregister: function(responder) {
- this.responders = this.responders.without(responder);
- },
- dispatch: function(callback, request, transport, json) {
- this.each(function(responder) {
- if (Object.isFunction(responder[callback])) {
- try {
- responder[callback].apply(responder, [request, transport, json]);
- } catch (e) { }
- }
- });
- }
- };
- Object.extend(Ajax.Responders, Enumerable);
- Ajax.Responders.register({
- onCreate: function() { Ajax.activeRequestCount++ },
- onComplete: function() { Ajax.activeRequestCount-- }
- });
- Ajax.Base = Class.create({
- initialize: function(options) {
- this.options = {
- method: 'post',
- asynchronous: true,
- contentType: 'application/x-www-form-urlencoded',
- encoding: 'UTF-8',
- parameters: '',
- evalJSON: true,
- evalJS: true
- };
- Object.extend(this.options, options || { });
- this.options.method = this.options.method.toLowerCase();
- if (Object.isString(this.options.parameters))
- this.options.parameters = this.options.parameters.toQueryParams();
- else if (Object.isHash(this.options.parameters))
- this.options.parameters = this.options.parameters.toObject();
- }
- });
- Ajax.Request = Class.create(Ajax.Base, {
- _complete: false,
- initialize: function($super, url, options) {
- $super(options);
- this.transport = Ajax.getTransport();
- this.request(url);
- },
- request: function(url) {
- this.url = url;
- this.method = this.options.method;
- var params = Object.clone(this.options.parameters);
- if (!['get', 'post'].include(this.method)) {
- // simulate other verbs over post
- params['_method'] = this.method;
- this.method = 'post';
- }
- this.parameters = params;
- if (params = Object.toQueryString(params)) {
- // when GET, append parameters to URL
- if (this.method == 'get')
- this.url += (this.url.include('?') ? '&' : '?') + params;
- else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
- params += '&_=';
- }
- try {
- var response = new Ajax.Response(this);
- if (this.options.onCreate) this.options.onCreate(response);
- Ajax.Responders.dispatch('onCreate', this, response);
- this.transport.open(this.method.toUpperCase(), this.url,
- this.options.asynchronous);
- if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);
- this.transport.onreadystatechange = this.onStateChange.bind(this);
- this.setRequestHeaders();
- this.body = this.method == 'post' ? (this.options.postBody || params) : null;
- this.transport.send(this.body);
- /* Force Firefox to handle ready state 4 for synchronous requests */
- if (!this.options.asynchronous && this.transport.overrideMimeType)
- this.onStateChange();
- }
- catch (e) {
- this.dispatchException(e);
- }
- },
- onStateChange: function() {
- var readyState = this.transport.readyState;
- if (readyState > 1 && !((readyState == 4) && this._complete))
- this.respondToReadyState(this.transport.readyState);
- },
- setRequestHeaders: function() {
- var headers = {
- 'X-Requested-With': 'XMLHttpRequest',
- 'X-Prototype-Version': Prototype.Version,
- 'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
- };
- if (this.method == 'post') {
- headers['Content-type'] = this.options.contentType +
- (this.options.encoding ? '; charset=' + this.options.encoding : '');
- /* Force "Connection: close" for older Mozilla browsers to work
- * around a bug where XMLHttpRequest sends an incorrect
- * Content-length header. See Mozilla Bugzilla #246651.
- */
- if (this.transport.overrideMimeType &&
- (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
- headers['Connection'] = 'close';
- }
- // user-defined headers
- if (typeof this.options.requestHeaders == 'object') {
- var extras = this.options.requestHeaders;
- if (Object.isFunction(extras.push))
- for (var i = 0, length = extras.length; i < length; i += 2)
- headers[extras[i]] = extras[i+1];
- else
- $H(extras).each(function(pair) { headers[pair.key] = pair.value });
- }
- for (var name in headers)
- this.transport.setRequestHeader(name, headers[name]);
- },
- success: function() {
- var status = this.getStatus();
- return !status || (status >= 200 && status < 300);
- },
- getStatus: function() {
- try {
- return this.transport.status || 0;
- } catch (e) { return 0 }
- },
- respondToReadyState: function(readyState) {
- var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);
- if (state == 'Complete') {
- try {
- this._complete = true;
- (this.options['on' + response.status]
- || this.options['on' + (this.success() ? 'Success' : 'Failure')]
- || Prototype.emptyFunction)(response, response.headerJSON);
- } catch (e) {
- this.dispatchException(e);
- }
- var contentType = response.getHeader('Content-type');
- if (this.options.evalJS == 'force'
- || (this.options.evalJS && this.isSameOrigin() && contentType
- && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
- this.evalResponse();
- }
- try {
- (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
- Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
- } catch (e) {
- this.dispatchException(e);
- }
- if (state == 'Complete') {
- // avoid memory leak in MSIE: clean up
- this.transport.onreadystatechange = Prototype.emptyFunction;
- }
- },
- isSameOrigin: function() {
- var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
- return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({
- protocol: location.protocol,
- domain: document.domain,
- port: location.port ? ':' + location.port : ''
- }));
- },
- getHeader: function(name) {
- try {
- return this.transport.getResponseHeader(name) || null;
- } catch (e) { return null }
- },
- evalResponse: function() {
- try {
- return eval((this.transport.responseText || '').unfilterJSON());
- } catch (e) {
- this.dispatchException(e);
- }
- },
- dispatchException: function(exception) {
- (this.options.onException || Prototype.emptyFunction)(this, exception);
- Ajax.Responders.dispatch('onException', this, exception);
- }
- });
- Ajax.Request.Events =
- ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
- Ajax.Response = Class.create({
- initialize: function(request){
- this.request = request;
- var transport = this.transport = request.transport,
- readyState = this.readyState = transport.readyState;
- if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
- this.status = this.getStatus();
- this.statusText = this.getStatusText();
- this.responseText = String.interpret(transport.responseText);
- this.headerJSON = this._getHeaderJSON();
- }
- if(readyState == 4) {
- var xml = transport.responseXML;
- this.responseXML = Object.isUndefined(xml) ? null : xml;
- this.responseJSON = this._getResponseJSON();
- }
- },
- status: 0,
- statusText: '',
- getStatus: Ajax.Request.prototype.getStatus,
- getStatusText: function() {
- try {
- return this.transport.statusText || '';
- } catch (e) { return '' }
- },
- getHeader: Ajax.Request.prototype.getHeader,
- getAllHeaders: function() {
- try {
- return this.getAllResponseHeaders();
- } catch (e) { return null }
- },
- getResponseHeader: function(name) {
- return this.transport.getResponseHeader(name);
- },
- getAllResponseHeaders: function() {
- return this.transport.getAllResponseHeaders();
- },
- _getHeaderJSON: function() {
- var json = this.getHeader('X-JSON');
- if (!json) return null;
- json = decodeURIComponent(escape(json));
- try {
- return json.evalJSON(this.request.options.sanitizeJSON ||
- !this.request.isSameOrigin());
- } catch (e) {
- this.request.dispatchException(e);
- }
- },
- _getResponseJSON: function() {
- var options = this.request.options;
- if (!options.evalJSON || (options.evalJSON != 'force' &&
- !(this.getHeader('Content-type') || '').include('application/json')) ||
- this.responseText.blank())
- return null;
- try {
- return this.responseText.evalJSON(options.sanitizeJSON ||
- !this.request.isSameOrigin());
- } catch (e) {
- this.request.dispatchException(e);
- }
- }
- });
- Ajax.Updater = Class.create(Ajax.Request, {
- initialize: function($super, container, url, options) {
- this.container = {
- success: (container.success || container),
- failure: (container.failure || (container.success ? null : container))
- };
- options = Object.clone(options);
- var onComplete = options.onComplete;
- options.onComplete = (function(response, json) {
- this.updateContent(response.responseText);
- if (Object.isFunction(onComplete)) onComplete(response, json);
- }).bind(this);
- $super(url, options);
- },
- updateContent: function(responseText) {
- var receiver = this.container[this.success() ? 'success' : 'failure'],
- options = this.options;
- if (!options.evalScripts) responseText = responseText.stripScripts();
- if (receiver = $(receiver)) {
- if (options.insertion) {
- if (Object.isString(options.insertion)) {
- var insertion = { }; insertion[options.insertion] = responseText;
- receiver.insert(insertion);
- }
- else options.insertion(receiver, responseText);
- }
- else receiver.update(responseText);
- }
- }
- });
- Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
- initialize: function($super, container, url, options) {
- $super(options);
- this.onComplete = this.options.onComplete;
- this.frequency = (this.options.frequency || 2);
- this.decay = (this.options.decay || 1);
- this.updater = { };
- this.container = container;
- this.url = url;
- this.start();
- },
- start: function() {
- this.options.onComplete = this.updateComplete.bind(this);
- this.onTimerEvent();
- },
- stop: function() {
- this.updater.options.onComplete = undefined;
- clearTimeout(this.timer);
- (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
- },
- updateComplete: function(response) {
- if (this.options.decay) {
- this.decay = (response.responseText == this.lastText ?
- this.decay * this.options.decay : 1);
- this.lastText = response.responseText;
- }
- this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
- },
- onTimerEvent: function() {
- this.updater = new Ajax.Updater(this.container, this.url, this.options);
- }
- });
- function $(element) {
- if (arguments.length > 1) {
- for (var i = 0, elements = [], length = arguments.length; i < length; i++)
- elements.push($(arguments[i]));
- return elements;
- }
- if (Object.isString(element))
- element = document.getElementById(element);
- return Element.extend(element);
- }
- if (Prototype.BrowserFeatures.XPath) {
- document._getElementsByXPath = function(expression, parentElement) {
- var results = [];
- var query = document.evaluate(expression, $(parentElement) || document,
- null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
- for (var i = 0, length = query.snapshotLength; i < length; i++)
- results.push(Element.extend(query.snapshotItem(i)));
- return results;
- };
- }
- /*--------------------------------------------------------------------------*/
- if (!window.Node) var Node = { };
- if (!Node.ELEMENT_NODE) {
- // DOM level 2 ECMAScript Language Binding
- Object.extend(Node, {
- ELEMENT_NODE: 1,
- ATTRIBUTE_NODE: 2,
- TEXT_NODE: 3,
- CDATA_SECTION_NODE: 4,
- ENTITY_REFERENCE_NODE: 5,
- ENTITY_NODE: 6,
- PROCESSING_INSTRUCTION_NODE: 7,
- COMMENT_NODE: 8,
- DOCUMENT_NODE: 9,
- DOCUMENT_TYPE_NODE: 10,
- DOCUMENT_FRAGMENT_NODE: 11,
- NOTATION_NODE: 12
- });
- }
- (function() {
- var element = this.Element;
- this.Element = function(tagName, attributes) {
- attributes = attributes || { };
- tagName = tagName.toLowerCase();
- var cache = Element.cache;
- if (Prototype.Browser.IE && attributes.name) {
- tagName = '<' + tagName + ' name="' + attributes.name + '">';
- delete attributes.name;
- return Element.writeAttribute(document.createElement(tagName), attributes);
- }
- if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName));
- return Element.writeAttribute(cache[tagName].cloneNode(false), attributes);
- };
- Object.extend(this.Element, element || { });
- }).call(window);
- Element.cache = { };
- Element.Methods = {
- visible: function(element) {
- return $(element).style.display != 'none';
- },
- toggle: function(element) {
- element = $(element);
- Element[Element.visible(element) ? 'hide' : 'show'](element);
- return element;
- },
- hide: function(element) {
- $(element).style.display = 'none';
- return element;
- },
- show: function(element) {
- $(element).style.display = '';
- return element;
- },
- remove: function(element) {
- element = $(element);
- element.parentNode.removeChild(element);
- return element;
- },
- update: function(element, content) {
- element = $(element);
- if (content && content.toElement) content = content.toElement();
- if (Object.isElement(content)) return element.update().insert(content);
- content = Object.toHTML(content);
- element.innerHTML = content.stripScripts();
- content.evalScripts.bind(content).defer();
- return element;
- },
- replace: function(element, content) {
- element = $(element);
- if (content && content.toElement) content = content.toElement();
- else if (!Object.isElement(content)) {
- content = Object.toHTML(content);
- var range = element.ownerDocument.createRange();
- range.selectNode(element);
- content.evalScripts.bind(content).defer();
- content = range.createContextualFragment(content.stripScripts());
- }
- element.parentNode.replaceChild(content, element);
- return element;
- },
- insert: function(element, insertions) {
- element = $(element);
- if (Object.isString(insertions) || Object.isNumber(insertions) ||
- Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
- insertions = {bottom:insertions};
- var content, insert, tagName, childNodes;
- for (var position in insertions) {
- content = insertions[position];
- position = position.toLowerCase();
- insert = Element._insertionTranslations[position];
- if (content && content.toElement) content = content.toElement();
- if (Object.isElement(content)) {
- insert(element, content);
- continue;
- }
- content = Object.toHTML(content);
- tagName = ((position == 'before' || position == 'after')
- ? element.parentNode : element).tagName.toUpperCase();
- childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
- if (position == 'top' || position == 'after') childNodes.reverse();
- childNodes.each(insert.curry(element));
- content.evalScripts.bind(content).defer();
- }
- return element;
- },
- wrap: function(element, wrapper, attributes) {
- element = $(element);
- if (Object.isElement(wrapper))
- $(wrapper).writeAttribute(attributes || { });
- else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes);
- else wrapper = new Element('div', wrapper);
- if (element.parentNode)
- element.parentNode.replaceChild(wrapper, element);
- wrapper.appendChild(element);
- return wrapper;
- },
- inspect: function(element) {
- element = $(element);
- var result = '<' + element.tagName.toLowerCase();
- $H({'id': 'id', 'className': 'class'}).each(function(pair) {
- var property = pair.first(), attribute = pair.last();
- var value = (element[property] || '').toString();
- if (value) result += ' ' + attribute + '=' + value.inspect(true);
- });
- return result + '>';
- },
- recursivelyCollect: function(element, property) {
- element = $(element);
- var elements = [];
- while (element = element[property])
- if (element.nodeType == 1)
- elements.push(Element.extend(element));
- return elements;
- },
- ancestors: function(element) {
- return $(element).recursivelyCollect('parentNode');
- },
- descendants: function(element) {
- return $(element).select("*");
- },
- firstDescendant: function(element) {
- element = $(element).firstChild;
- while (element && element.nodeType != 1) element = element.nextSibling;
- return $(element);
- },
- immediateDescendants: function(element) {
- if (!(element = $(element).firstChild)) return [];
- while (element && element.nodeType != 1) element = element.nextSibling;
- if (element) return [element].concat($(element).nextSiblings());
- return [];
- },
- previousSiblings: function(element) {
- return $(element).recursivelyCollect('previousSibling');
- },
- nextSiblings: function(element) {
- return $(element).recursivelyCollect('nextSibling');
- },
- siblings: function(element) {
- element = $(element);
- return element.previousSiblings().reverse().concat(element.nextSiblings());
- },
- match: function(element, selector) {
- if (Object.isString(selector))
- selector = new Selector(selector);
- return selector.match($(element));
- },
- up: function(element, expression, index) {
- element = $(element);
- if (arguments.length == 1) return $(element.parentNode);
- var ancestors = element.ancestors();
- return Object.isNumber(expression) ? ancestors[expression] :
- Selector.findElement(ancestors, expression, index);
- },
- down: function(element, expression, index) {
- element = $(element);
- if (arguments.length == 1) return element.firstDescendant();
- return Object.isNumber(expression) ? element.descendants()[expression] :
- element.select(expression)[index || 0];
- },
- previous: function(element, expression, index) {
- element = $(element);
- if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
- var previousSiblings = element.previousSiblings();
- return Object.isNumber(expression) ? previousSiblings[expression] :
- Selector.findElement(previousSiblings, expression, index);
- },
- next: function(element, expression, index) {
- element = $(element);
- if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
- var nextSiblings = element.nextSiblings();
- return Object.isNumber(expression) ? nextSiblings[expression] :
- Selector.findElement(nextSiblings, expression, index);
- },
- select: function() {
- var args = $A(arguments), element = $(args.shift());
- return Selector.findChildElements(element, args);
- },
- adjacent: function() {
- var args = $A(arguments), element = $(args.shift());
- return Selector.findChildElements(element.parentNode, args).without(element);
- },
- identify: function(element) {
- element = $(element);
- var id = element.readAttribute('id'), self = arguments.callee;
- if (id) return id;
- do { id = 'anonymous_element_' + self.counter++ } while ($(id));
- element.writeAttribute('id', id);
- return id;
- },
- readAttribute: function(element, name) {
- element = $(element);
- if (Prototype.Browser.IE) {
- var t = Element._attributeTranslations.read;
- if (t.values[name]) return t.values[name](element, name);
- if (t.names[name]) name = t.names[name];
- if (name.include(':')) {
- return (!element.attributes || !element.attributes[name]) ? null :
- element.attributes[name].value;
- }
- }
- return element.getAttribute(name);
- },
- writeAttribute: function(element, name, value) {
- element = $(element);
- var attributes = { }, t = Element._attributeTranslations.write;
- if (typeof name == 'object') attributes = name;
- else attributes[name] = Object.isUndefined(value) ? true : value;
- for (var attr in attributes) {
- name = t.names[attr] || attr;
- value = attributes[attr];
- if (t.values[attr]) name = t.values[attr](element, value);
- if (value === false || value === null)
- element.removeAttribute(name);
- else if (value === true)
- element.setAttribute(name, name);
- …
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