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Path : /home/admin/public_html/old/ittask/xajax/xajax_js/ |
Current File : /home/admin/public_html/old/ittask/xajax/xajax_js/xajax_uncompressed.js |
/* xajax Javascript library :: version 0.2.4 */ Array.prototype.containsValue = function(valueToCheck) { for (var i=0;i<this.length;i++) { if (this[i] == valueToCheck) return true; } return false; } function Xajax() { this.DebugMessage = function(text) { if (text.length > 1000) text = text.substr(0,1000)+"...\n[long response]\n..."; try { if (this.debugWindow == undefined || this.debugWindow.closed == true) { this.debugWindow = window.open('about:blank', 'xajax-debug', 'width=800,height=600,scrollbars=1,resizable,status'); this.debugWindow.document.write('<html><head><title>Xajax debug output</title></head><body><h2>Xajax debug output</h2><div id="debugTag"></div></body></html>'); } text = text.replace(/&/g, "&") text = text.replace(/</g, "<") text = text.replace(/>/g, ">") debugTag = this.debugWindow.document.getElementById('debugTag'); debugTag.innerHTML = ('<b>'+(new Date()).toString()+'</b>: ' + text + '<hr/>') + debugTag.innerHTML; } catch (e) { alert("Xajax Debug:\n " + text); } }; this.workId = 'xajaxWork'+ new Date().getTime(); this.depth = 0; this.responseErrorsForAlert = ["400","401","402","403","404","500","501","502","503"]; //Get the XMLHttpRequest Object this.getRequestObject = function() { if (xajaxDebug) this.DebugMessage("Initializing Request Object.."); var req = null; if (typeof XMLHttpRequest != "undefined") req = new XMLHttpRequest(); if (!req && typeof ActiveXObject != "undefined") { try { req=new ActiveXObject("Msxml2.XMLHTTP"); } catch (e) { try { req=new ActiveXObject("Microsoft.XMLHTTP"); } catch (e2) { try { req=new ActiveXObject("Msxml2.XMLHTTP.4.0"); } catch (e3) { req=null; } } } } if(!req && window.createRequest) req = window.createRequest(); 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 (!returnObj && document.all) { returnObj = document.all[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); } this.stripOnPrefix = function(sEventName) { sEventName = sEventName.toLowerCase(); if (sEventName.indexOf('on') == 0) { sEventName = sEventName.replace(/on/,''); } return sEventName; } this.addOnPrefix = function(sEventName) { sEventName = sEventName.toLowerCase(); if (sEventName.indexOf('on') != 0) { sEventName = 'on' + sEventName; } return sEventName; } // xajax.addHandler adds an event handler to an element this.addHandler = function(sElementId, sEvent, sFunctionName) { if (window.addEventListener) { sEvent = this.stripOnPrefix(sEvent); eval("this.$('"+sElementId+"').addEventListener('"+sEvent+"',"+sFunctionName+",false);"); } else { sAltEvent = this.addOnPrefix(sEvent); eval("this.$('"+sElementId+"').attachEvent('"+sAltEvent+"',"+sFunctionName+",false);"); } } // xajax.removeHandler removes an event handler from an element this.removeHandler = function(sElementId, sEvent, sFunctionName) { if (window.addEventListener) { sEvent = this.stripOnPrefix(sEvent); eval("this.$('"+sElementId+"').removeEventListener('"+sEvent+"',"+sFunctionName+",false);"); } else { sAltEvent = this.addOnPrefix(sEvent); eval("this.$('"+sElementId+"').detachEvent('"+sAltEvent+"',"+sFunctionName+",false);"); } } // xajax.create creates a new child node under a parent this.create = function(sParentId, sTag, sId) { var objParent = this.$(sParentId); objElement = document.createElement(sTag); objElement.setAttribute('id',sId); if (objParent) objParent.appendChild(objElement); } // xajax.insert inserts a new node before another node this.insert = function(sBeforeId, sTag, sId) { var objSibling = this.$(sBeforeId); objElement = document.createElement(sTag); objElement.setAttribute('id',sId); objSibling.parentNode.insertBefore(objElement, objSibling); } // xajax.insertAfter inserts a new node after another node this.insertAfter = function(sAfterId, sTag, sId) { var objSibling = this.$(sAfterId); objElement = document.createElement(sTag); objElement.setAttribute('id',sId); objSibling.parentNode.insertBefore(objElement, objSibling.nextSibling); } this.getInput = function(sType, sName, sId) { var Obj; if (!window.addEventListener) { Obj = document.createElement('<input type="'+sType+'" id="'+sId+'" name="'+sName+'">'); } else { Obj = document.createElement('input'); Obj.setAttribute('type',sType); Obj.setAttribute('name',sName); Obj.setAttribute('id',sId); } return Obj; } // xajax.createInput creates a new input node under a parent this.createInput = function(sParentId, sType, sName, sId) { var objParent = this.$(sParentId); var objElement = this.getInput(sType, sName, sId); if (objParent && objElement) objParent.appendChild(objElement); } // xajax.insertInput creates a new input node before another node this.insertInput = function(sBeforeId, sType, sName, sId) { var objSibling = this.$(sBeforeId); var objElement = this.getInput(sType, sName, sId); if (objElement && objSibling && objSibling.parentNode) objSibling.parentNode.insertBefore(objElement, objSibling); } // xajax.insertInputAfter creates a new input node after another node this.insertInputAfter = function(sAfterId, sType, sName, sId) { var objSibling = this.$(sAfterId); var objElement = this.getInput(sType, sName, sId); if (objElement && objSibling && objSibling.parentNode) { objSibling.parentNode.insertBefore(objElement, objSibling.nextSibling); } } // xajax.remove deletes an element this.remove = function(sId) { objElement = this.$(sId); if (objElement && objElement.parentNode && objElement.parentNode.removeChild) { objElement.parentNode.removeChild(objElement); } } //xajax.replace searches for text in an attribute of an element and replaces it //with a different text this.replace = function(sId,sAttribute,sSearch,sReplace) { var bFunction = false; if (sAttribute == "innerHTML") sSearch = this.getBrowserHTML(sSearch); eval("var txt=this.$('"+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('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 // * The first argument is the id of the form // * The second argument (optional) can be set to true if you want to submit disabled elements // * The third argument (optional) allows you to specify a string prefix that a form element // name must contain if you want that element to be submitted this.getFormValues = function(frm) { var objForm; var submitDisabledElements = false; if (arguments.length > 1 && arguments[1] == true) submitDisabledElements = true; var prefix=""; if(arguments.length > 2) prefix = arguments[2]; 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].name) continue; if (formElements[i].name.substring(0, prefix.length) != prefix) continue; 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" && 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.name+": "+e.message); } } sXml += "</xjxobj>"; return sXml; } // unserializes data structure from xajaxResponse::_buildObjXml() this._nodeToObject = function(node) { // parentNode here is weird, have to tune if (node.nodeName == '#cdata-section') { var data = ""; for (var j=0; j<node.parentNode.childNodes.length; j++) { data += node.parentNode.childNodes[j].data; } return data; } else if (node.nodeName == 'xjxobj') { var data = new Array(); for (var j=0; j<node.childNodes.length; j++) { var child = node.childNodes[j]; var key; var value; if (child.nodeName == 'e') { for (var k=0; k<child.childNodes.length; k++) { if (child.childNodes[k].nodeName == 'k') { key = child.childNodes[k].firstChild.data; } else if (child.childNodes[k].nodeName == 'v') { value = this._nodeToObject(child.childNodes[k].firstChild); } } if (key != null && value != null) { data[key] = value; key = value = null; } } } return data; } } this.loadingFunction = function(){}; this.doneLoadingFunction = function(){}; var loadingTimeout; // 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...'; clearTimeout(loadingTimeout); loadingTimeout = setTimeout("xajax.loadingFunction();",400); 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/1.1"); 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) xajax.DebugMessage("Received:\n" + r.responseText); if (r.responseXML && r.responseXML.documentElement) xajax.processResponse(r.responseXML); else { var errorString = "Error: the XML response that was returned from the server is invalid."; errorString += "\nReceived:\n" + r.responseText; trimmedResponseText = r.responseText.replace( /^\s+/g, "" );// strip leading space trimmedResponseText = trimmedResponseText.replace( /\s+$/g, "" );// strip trailing if (trimmedResponseText != r.responseText) errorString += "\nYou have whitespace in your response."; alert(errorString); document.body.style.cursor = 'default'; if (xajaxStatusMessages == true) window.status = 'Invalid XML response error'; } } else { if (xajax.responseErrorsForAlert.containsValue(r.status)) { var errorString = "Error: the server returned the following HTTP status: " + r.status; errorString += "\nReceived:\n" + r.responseText; alert(errorString); } document.body.style.cursor = 'default'; if (xajaxStatusMessages == true) window.status = 'Invalid XML response error'; } delete r; r = null; } 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.$(this.workId); if (!tmpXajax) { tmpXajax = document.createElement("div"); tmpXajax.setAttribute('id',this.workId); tmpXajax.style.display = "none"; tmpXajax.style.visibility = "hidden"; document.body.appendChild(tmpXajax); } tmpXajax.innerHTML = html; var browserHTML = tmpXajax.innerHTML; tmpXajax.innerHTML = ''; return browserHTML; } // Tests if the new Data is the same as the extant data this.willChange = function(element, attribute, newData) { if (!document.body) { return true; } if (attribute == "innerHTML") { newData = this.getBrowserHTML(newData); } elementObject = this.$(element); if (elementObject) { var oldData; eval("oldData=this.$('"+element+"')."+attribute); if (newData !== oldData) return true; } return false; } //Returns the source code of the page after it's been modified by xajax this.viewSource = function() { return "<html>"+document.getElementsByTagName("HTML")[0].innerHTML+"</html>"; } //Process XML xajaxResponses returned from the request this.processResponse = function(xml) { clearTimeout(loadingTimeout); this.doneLoadingFunction(); if (xajaxStatusMessages == true) window.status = 'Processing...'; var tmpXajax = null; xml = xml.documentElement; if (xml == null) return; var skipCommands = 0; for (var i=0; i<xml.childNodes.length; i++) { if (skipCommands > 0) { skipCommands--; continue; } if (xml.childNodes[i].nodeName == "cmd") { var cmd; var id; var property; var data; var search; var type; var before; var objElement = null; for (var j=0; j<xml.childNodes[i].attributes.length; j++) { if (xml.childNodes[i].attributes[j].name == "n") { cmd = xml.childNodes[i].attributes[j].value; } else if (xml.childNodes[i].attributes[j].name == "t") { id = xml.childNodes[i].attributes[j].value; } else if (xml.childNodes[i].attributes[j].name == "p") { property = xml.childNodes[i].attributes[j].value; } else if (xml.childNodes[i].attributes[j].name == "c") { type = xml.childNodes[i].attributes[j].value; } } if (xml.childNodes[i].childNodes.length > 1 && xml.childNodes[i].firstChild.nodeName == "#cdata-section") { data = ""; for (var j=0; j<xml.childNodes[i].childNodes.length; j++) { data += xml.childNodes[i].childNodes[j].data; } } else if (xml.childNodes[i].firstChild && xml.childNodes[i].firstChild.nodeName == 'xjxobj') { data = this._nodeToObject(xml.childNodes[i].firstChild); objElement = "XJX_SKIP"; } else if (xml.childNodes[i].childNodes.length > 1) { for (var j=0; j<xml.childNodes[i].childNodes.length; j++) { if (xml.childNodes[i].childNodes[j].childNodes.length > 1 && xml.childNodes[i].childNodes[j].firstChild.nodeName == "#cdata-section") { var internalData = ""; for (var k=0; k<xml.childNodes[i].childNodes[j].childNodes.length;k++) { internalData+=xml.childNodes[i].childNodes[j].childNodes[k].nodeValue; } } else { var internalData = xml.childNodes[i].childNodes[j].firstChild.nodeValue; } if (xml.childNodes[i].childNodes[j].nodeName == "s") { search = internalData; } if (xml.childNodes[i].childNodes[j].nodeName == "r") { data = internalData; } } } else if (xml.childNodes[i].firstChild) data = xml.childNodes[i].firstChild.nodeValue; else data = ""; if (objElement != "XJX_SKIP") objElement = this.$(id); var cmdFullname; try { if (cmd=="cc") { cmdFullname = "addConfirmCommands"; var confirmResult = confirm(data); if (!confirmResult) { skipCommands = id; } } if (cmd=="al") { cmdFullname = "addAlert"; alert(data); } else if (cmd=="js") { cmdFullname = "addScript/addRedirect"; eval(data); } else if (cmd=="jc") { cmdFullname = "addScriptCall"; var scr = id + '('; if (data[0] != null) { scr += 'data[0]'; for (var l=1; l<data.length; l++) { scr += ',data['+l+']'; } } scr += ');'; eval(scr); } else if (cmd=="in") { cmdFullname = "addIncludeScript"; this.include(data); } else if (cmd=="as") { cmdFullname = "addAssign/addClear"; if (this.willChange(id,property,data)) { eval("objElement."+property+"=data;"); } } else if (cmd=="ap") { cmdFullname = "addAppend"; eval("objElement."+property+"+=data;"); } else if (cmd=="pp") { cmdFullname = "addPrepend"; eval("objElement."+property+"=data+objElement."+property); } else if (cmd=="rp") { cmdFullname = "addReplace"; this.replace(id,property,search,data) } else if (cmd=="rm") { cmdFullname = "addRemove"; this.remove(id); } else if (cmd=="ce") { cmdFullname = "addCreate"; this.create(id,data,property); } else if (cmd=="ie") { cmdFullname = "addInsert"; this.insert(id,data,property); } else if (cmd=="ia") { cmdFullname = "addInsertAfter"; this.insertAfter(id,data,property); } else if (cmd=="ci") { cmdFullname = "addCreateInput"; this.createInput(id,type,data,property); } else if (cmd=="ii") { cmdFullname = "addInsertInput"; this.insertInput(id,type,data,property); } else if (cmd=="iia") { cmdFullname = "addInsertInputAfter"; this.insertInputAfter(id,type,data,property); } else if (cmd=="ev") { cmdFullname = "addEvent"; property = this.addOnPrefix(property); eval("this.$('"+id+"')."+property+"= function(){"+data+";}"); } else if (cmd=="ah") { cmdFullname = "addHandler"; this.addHandler(id, property, data); } else if (cmd=="rh") { cmdFullname = "addRemoveHandler"; this.removeHandler(id, property, data); } } catch(e) { if (xajaxDebug) alert("While trying to '"+cmdFullname+"' (command number "+i+"), the following error occured:\n" + e.name+": "+e.message+"\n" + (id&&!objElement?"Object with id='"+id+"' wasn't found.\n":"")); } delete objElement; delete cmd; delete cmdFullname; delete id; delete property; delete search; delete data; delete type; delete before; delete internalData; delete j; delete k; } } delete xml; delete i; document.body.style.cursor = 'default'; if (xajaxStatusMessages == true) window.status = 'Done'; } } var xajax = new Xajax(); xajaxLoaded = true;