/Quản lý công ty du lịch khách sạn PHP/sgncnew/installation1/includes/js/xajax_uncompressed.js
JavaScript | 551 lines | 494 code | 37 blank | 20 comment | 152 complexity | 24ccbf09ddbcb2f819dab721d120cc58 MD5 | raw file
- function Xajax()
- {
- if (xajaxDebug) this.DebugMessage = function(text) { alert("Xajax Debug:\n " + text) };
- this.workId = 'xajaxWork'+ new Date().getTime();
- this.depth = 0;
- //Get the XMLHttpRequest Object
- this.getRequestObject = function()
- {
- if (xajaxDebug) this.DebugMessage("Initializing Request Object..");
- var req;
- try
- {
- req=new ActiveXObject("Msxml2.XMLHTTP");
- }
- catch (e)
- {
- try
- {
- req=new ActiveXObject("Microsoft.XMLHTTP");
- }
- catch (e2)
- {
- req=null;
- }
- }
- if(!req && typeof XMLHttpRequest != "undefined")
- req = new XMLHttpRequest();
- if (xajaxDebug) {
- if (!req) this.DebugMessage("Request Object Instantiation failed.");
- }
- return req;
- }
- // xajax.$() is shorthand for document.getElementById()
- this.$ = function(sId)
- {
- if (!sId) {
- return null;
- }
- var returnObj = document.getElementById(sId);
- if (xajaxDebug && !returnObj && sId != this.workId) {
- this.DebugMessage("Element with the id \"" + sId + "\" not found.");
- }
- return returnObj;
- }
- // xajax.include(sFileName) dynamically includes an external javascript file
- this.include = function(sFileName)
- {
- var objHead = document.getElementsByTagName('head');
- var objScript = document.createElement('script');
- objScript.type = 'text/javascript';
- objScript.src = sFileName;
- objHead[0].appendChild(objScript);
- }
- // xajax.addHandler adds an event handler to an element
- this.addHandler = function(sElementId, sEvent, sFunctionName)
- {
- if (window.addEventListener)
- {
- eval("this.$('"+sElementId+"').addEventListener('"+sEvent+"',"+sFunctionName+",false);");
- }
- else
- {
- eval("this.$('"+sElementId+"').attachEvent('on"+sEvent+"',"+sFunctionName+",false);");
- }
- }
- // xajax.removeHandler removes an event handler from an element
- this.removeHandler = function(sElementId, sEvent, sFunctionName)
- {
- if (window.addEventListener)
- {
- eval("this.$('"+sElementId+"').removeEventListener('"+sEvent+"',"+sFunctionName+",false);");
- }
- else
- {
- eval("this.$('"+sElementId+"').detachEvent('on"+sEvent+"',"+sFunctionName+",false);");
- }
- }
- // xajax.create creates a new child node under a parent
- this.create = function(sParentId, sTag, sId)
- {
- var objParent = this.$(sParentId);
- objElement = document.createElement(sTag);
- objElement.setAttribute('id',sId);
- objParent.appendChild(objElement);
- }
- // xajax.insert inserts a new node before another node
- this.insert = function(sBeforeId, sTag, sId)
- {
- var objSibling = this.$(sBeforeId);
- objElement = document.createElement(sTag);
- objElement.setAttribute('id',sId);
- objSibling.parentNode.insertBefore(objElement, objSibling);
- }
- this.getInput = function(sType, sName, sId)
- {
- var Obj;
- if (sType == "radio" && !window.addEventListener)
- {
- Obj = document.createElement('<input type="radio" id="'+sId+'" name="'+sName+'">');
- }
- else
- {
- Obj = document.createElement('input');
- Obj.setAttribute('type',sType);
- Obj.setAttribute('name',sName);
- Obj.setAttribute('id',sId);
- }
- return Obj;
- }
- // xajax.createInput creates a new input node under a parent
- this.createInput = function(sParentId, sType, sName, sId)
- {
- var objParent = this.$(sParentId);
- var objElement = this.getInput(sType, sName, sId);
- objParent.appendChild(objElement);
- }
- // xajax.insertInput creates a new input node before another node
- this.insertInput = function(sBeforeId, sType, sName, sId)
- {
- var objSibling = this.$(sBeforeId);
- var objElement = this.getInput(sType, sName, sId);
- objSibling.parentNode.insertBefore(objElement, objSibling);
- }
- // xajax.remove deletes an element
- this.remove = function(sId)
- {
- objElement = this.$(sId);
- if (objElement.parentNode && objElement.parentNode.removeChild)
- {
- objElement.parentNode.removeChild(objElement);
- }
- }
- //xajax.replace searches for text in an attribute of an element and replaces it
- //with a different text
- this.replace = function(sId,sAttribute,sSearch,sReplace)
- {
- var bFunction = false;
- if (sAttribute == "innerHTML")
- sSearch = this.getBrowserHTML(sSearch);
- eval("var txt=document.getElementById('"+sId+"')."+sAttribute);
- if (typeof txt == "function")
- {
- txt = txt.toString();
- bFunction = true;
- }
- if (txt.indexOf(sSearch)>-1)
- {
- var newTxt = '';
- while (txt.indexOf(sSearch) > -1)
- {
- x = txt.indexOf(sSearch)+sSearch.length+1;
- newTxt += txt.substr(0,x).replace(sSearch,sReplace);
- txt = txt.substr(x,txt.length-x);
- }
- newTxt += txt;
- if (bFunction)
- {
- eval("newTxt =" + newTxt);
- eval('this.$("'+sId+'").'+sAttribute+'=newTxt;');
- }
- else if (this.willChange(sId,sAttribute,newTxt))
- {
- eval('this.$("'+sId+'").'+sAttribute+'=newTxt;');
- }
- }
- }
- // xajax.getFormValues() builds a query string XML message from the elements of a form object
- this.getFormValues = function(frm)
- {
- var objForm;
- var submitDisabledElements = false;
- if (arguments.length > 1 && arguments[1] == true)
- submitDisabledElements = true;
- if (typeof(frm) == "string")
- objForm = this.$(frm);
- else
- objForm = frm;
- var sXml = "<xjxquery><q>";
- if (objForm && objForm.tagName == 'FORM')
- {
- var formElements = objForm.elements;
- for( var i=0; i < formElements.length; i++)
- {
- if (formElements[i].type && (formElements[i].type == 'radio' || formElements[i].type == 'checkbox') && formElements[i].checked == false)
- continue;
- if (formElements[i].disabled && formElements[i].disabled == true && submitDisabledElements == false) continue;
- var name = formElements[i].name;
- if (name)
- {
- if (sXml != '<xjxquery><q>')
- sXml += '&';
- if(formElements[i].type=='select-multiple')
- {
- for (var j = 0; j < formElements[i].length; j++)
- {
- if (formElements[i].options[j].selected == true) sXml += name+"="+encodeURIComponent(formElements[i].options[j].value)+"&";
- }
- }
- else
- {
- sXml += name+"="+encodeURIComponent(formElements[i].value);
- }
- }
- }
- }
- sXml +="</q></xjxquery>";
- return sXml;
- }
- // Generates an XML message that xajax can understand from a javascript object
- this.objectToXML = function(obj)
- {
- var sXml = "<xjxobj>";
- for (i in obj)
- {
- try
- {
- if (i == 'constructor')
- continue;
- if (obj[i] && typeof(obj[i]) == 'function')
- continue;
- var key = i;
- var value = obj[i];
- if (value && typeof(value)=="object" &&
- (value.constructor == Array
- ) && this.depth <= 50)
- {
- this.depth++;
- value = this.objectToXML(value);
- this.depth--;
- }
- sXml += "<e><k>"+key+"</k><v>"+value+"</v></e>";
- }
- catch(e)
- {
- if (xajaxDebug) this.DebugMessage(e);
- }
- }
- sXml += "</xjxobj>";
- return sXml;
- }
- // Sends a XMLHttpRequest to call the specified PHP function on the server
- // * sRequestType is optional -- defaults to POST
- this.call = function(sFunction, aArgs, sRequestType)
- {
- var i,r,postData;
- if (document.body && xajaxWaitCursor)
- document.body.style.cursor = 'wait';
- if (xajaxStatusMessages == true) window.status = 'Sending Request...';
- if (xajaxDebug) this.DebugMessage("Starting xajax...");
- if (sRequestType == null) {
- var xajaxRequestType = xajaxDefinedPost;
- }
- else {
- var xajaxRequestType = sRequestType;
- }
- var uri = xajaxRequestUri;
- var value;
- switch(xajaxRequestType)
- {
- case xajaxDefinedGet:{
- var uriGet = uri.indexOf("?")==-1?"?xajax="+encodeURIComponent(sFunction):"&xajax="+encodeURIComponent(sFunction);
- if (aArgs) {
- for (i = 0; i<aArgs.length; i++)
- {
- value = aArgs[i];
- if (typeof(value)=="object")
- value = this.objectToXML(value);
- uriGet += "&xajaxargs[]="+encodeURIComponent(value);
- }
- }
- uriGet += "&xajaxr=" + new Date().getTime();
- uri += uriGet;
- postData = null;
- } break;
- case xajaxDefinedPost:{
- postData = "xajax="+encodeURIComponent(sFunction);
- postData += "&xajaxr="+new Date().getTime();
- if (aArgs) {
- for (i = 0; i <aArgs.length; i++)
- {
- value = aArgs[i];
- if (typeof(value)=="object")
- value = this.objectToXML(value);
- postData = postData+"&xajaxargs[]="+encodeURIComponent(value);
- }
- }
- } break;
- default:
- alert("Illegal request type: " + xajaxRequestType); return false; break;
- }
- r = this.getRequestObject();
- if (!r) return false;
- r.open(xajaxRequestType==xajaxDefinedGet?"GET":"POST", uri, true);
- if (xajaxRequestType == xajaxDefinedPost)
- {
- try
- {
- r.setRequestHeader("Method", "POST " + uri + " HTTP/1.5");
- r.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
- }
- catch(e)
- {
- alert("Your browser does not appear to support asynchronous requests using POST.");
- return false;
- }
- }
- r.onreadystatechange = function()
- {
- if (r.readyState != 4)
- return;
- if (r.status==200)
- {
- if (xajaxDebug && r.responseText.length < 1000) xajax.DebugMessage("Received:\n" + r.responseText);
- else if (xajaxDebug) xajax.DebugMessage("Received:\n" + r.responseText.substr(0,1000)+"...\n[long response]\n...</xajax>");
- if (r.responseXML)
- xajax.processResponse(r.responseXML);
- else {
- alert("Error: the XML response that was returned from the server is invalid.");
- document.body.style.cursor = 'default';
- if (xajaxStatusMessages == true) window.status = 'Invalid XML response error';
- }
- }
- delete r;
- }
- if (xajaxDebug) this.DebugMessage("Calling "+sFunction +" uri="+uri+" (post:"+ postData +")");
- r.send(postData);
- if (xajaxStatusMessages == true) window.status = 'Waiting for data...';
- delete r;
- return true;
- }
- //Gets the text as it would be if it were being retrieved from
- //the innerHTML property in the current browser
- this.getBrowserHTML = function(html)
- {
- tmpXajax = this.$(this.workId);
- if (tmpXajax == null)
- {
- tmpXajax = document.createElement("div");
- tmpXajax.setAttribute('id',this.workId);
- tmpXajax.style.display = "none";
- tmpXajax.style.visibility = "hidden";
- document.body.appendChild(tmpXajax);
- }
- tmpXajax.innerHTML = html;
- var browserHTML = tmpXajax.innerHTML;
- tmpXajax.innerHTML = '';
- return browserHTML;
- }
- // Tests if the new Data is the same as the extant data
- this.willChange = function(element, attribute, newData)
- {
- if (!document.body)
- {
- return true;
- }
- var oldData;
- if (attribute == "innerHTML")
- {
- newData = this.getBrowserHTML(newData);
- }
- eval("oldData=document.getElementById('"+element+"')."+attribute);
- if (newData != oldData)
- return true;
- return false;
- }
- //Process XML xajaxResponses returned from the request
- this.processResponse = function(xml)
- {
- if (xajaxStatusMessages == true) window.status = 'Processing...';
- var tmpXajax = null;
- xml = xml.documentElement;
- if (xml == null) {
- alert("Error: the XML response that was returned from the server cannot be processed.");
- document.body.style.cursor = 'default';
- if (xajaxStatusMessages == true) window.status = 'XML response processing error';
- return;
- }
- for (i=0; i<xml.childNodes.length; i++)
- {
- if (xml.childNodes[i].nodeName == "cmd")
- {
- var cmd;
- var id;
- var property;
- var data;
- var search;
- var type;
- var before;
- for (j=0; j<xml.childNodes[i].attributes.length; j++)
- {
- if (xml.childNodes[i].attributes[j].name == "n")
- {
- cmd = xml.childNodes[i].attributes[j].value;
- }
- if (xml.childNodes[i].attributes[j].name == "t")
- {
- id = xml.childNodes[i].attributes[j].value;
- }
- if (xml.childNodes[i].attributes[j].name == "p")
- {
- property = xml.childNodes[i].attributes[j].value;
- }
- if (xml.childNodes[i].attributes[j].name == "c")
- {
- type = xml.childNodes[i].attributes[j].value;
- }
- }
- if (xml.childNodes[i].childNodes.length > 1)
- {
- for (j=0; j<xml.childNodes[i].childNodes.length; j++)
- {
- if (xml.childNodes[i].childNodes[j].nodeName == "s")
- {
- if (xml.childNodes[i].childNodes[j].firstChild)
- search = xml.childNodes[i].childNodes[j].firstChild.nodeValue;
- }
- if (xml.childNodes[i].childNodes[j].nodeName == "r")
- {
- if (xml.childNodes[i].childNodes[j].firstChild)
- data = xml.childNodes[i].childNodes[j].firstChild.data;
- }
- }
- }
- else if (xml.childNodes[i].firstChild)
- data = xml.childNodes[i].firstChild.nodeValue;
- else
- data = "";
- var objElement = this.$(id);
- try
- {
- if (cmd=="al")
- {
- alert(data);
- }
- if (cmd=="js")
- {
- eval(data);
- }
- if (cmd=="in")
- {
- this.include(data);
- }
- if (cmd=="as")
- {
- if (this.willChange(id,property,data))
- {
- eval("objElement."+property+"=data;");
- }
- }
- if (cmd=="ap")
- {
- eval("objElement."+property+"+=data;");
- }
- if (cmd=="pp")
- {
- eval("objElement."+property+"=data+objElement."+property);
- }
- if (cmd=="rp")
- {
- this.replace(id,property,search,data)
- }
- if (cmd=="rm")
- {
- this.remove(id);
- }
- if (cmd=="ce")
- {
- this.create(id,data,property);
- }
- if (cmd=="ie")
- {
- this.insert(id,data,property);
- }
- if (cmd=="ci")
- {
- this.createInput(id,type,data,property);
- }
- if (cmd=="ii")
- {
- this.insertInput(id,type,data,property);
- }
- if (cmd=="ev")
- {
- eval("this.$('"+id+"')."+property+"= function(){"+data+";}");
- }
- if (cmd=="ah")
- {
- this.addHandler(id, property, data);
- }
- if (cmd=="rh")
- {
- this.removeHandler(id, property, data);
- }
- }
- catch(e)
- {
- alert(e);
- }
- delete objElement;
- delete cmd;
- delete id;
- delete property;
- delete search;
- delete data;
- delete type;
- delete before;
- }
- }
- delete xml;
- document.body.style.cursor = 'default';
- if (xajaxStatusMessages == true) window.status = 'Done';
- }
- }
- var xajax = new Xajax();