Object.extend(Function.prototype, {
getArguments: function() {
var args = [];
for(var i=0; i<this.arguments.length; i++)
args.push(this.arguments[i]);
return args;
}
}, false);
var MS = {"Browser":{}};
Object.extend(MS.Browser, {
isIE: navigator.userAgent.indexOf('MSIE') != -1,
isFirefox: navigator.userAgent.indexOf('Firefox') != -1,
isOpera: window.opera != null
}, false);
var AjaxPro = {};
AjaxPro.IFrameXmlHttp = function() {};
AjaxPro.IFrameXmlHttp.prototype = {
onreadystatechange: null, headers: [], method: "POST", url: null, async: true, iframe: null,
status: 0, readyState: 0, responseText: null,
abort: function() {
},
readystatechanged: function() {
var doc = this.iframe.contentDocument || this.iframe.document;
if(doc != null && doc.readyState == "complete" && doc.body != null && doc.body.res != null) {
this.status = 200;
this.statusText = "OK";
this.readyState = 4;
this.responseText = doc.body.res;
this.onreadystatechange();
return;
}
setTimeout(this.readystatechanged.bind(this), 10);
},
open: function(method, url, async) {
if(async == false) {
alert("Synchronous call using IFrameXMLHttp is not supported.");
return;
}
if(this.iframe == null) {
var iframeID = "hans";
if (document.createElement && document.documentElement &&
(window.opera || navigator.userAgent.indexOf('MSIE 5.0') == -1))
{
var ifr = document.createElement('iframe');
ifr.setAttribute('id', iframeID);
ifr.style.visibility = 'hidden';
ifr.style.position = 'absolute';
ifr.style.width = ifr.style.height = ifr.borderWidth = '0px';
this.iframe = document.getElementsByTagName('body')[0].appendChild(ifr);
}
else if (document.body && document.body.insertAdjacentHTML)
{
document.body.insertAdjacentHTML('beforeEnd', '<iframe name="' + iframeID + '" id="' + iframeID + '" style="border:1px solid black;display:none"></iframe>');
}
if (window.frames && window.frames[iframeID]) this.iframe = window.frames[iframeID];
this.iframe.name = iframeID;
this.iframe.document.open();
this.iframe.document.write("<html><body></body></html>");
this.iframe.document.close();
}
this.method = method;
this.url = url;
this.async = async;
},
setRequestHeader: function(name, value) {
for(var i=0; i<this.headers.length; i++) {
if(this.headers[i].name == name) {
this.headers[i].value = value;
return;
}
}
this.headers.push({"name":name,"value":value});
},
getResponseHeader: function(name, value) {
return null;
},
addInput: function(doc, form, name, value) {
var ele;
var tag = "input";
if(value.indexOf("\n") >= 0) tag = "textarea";
if(doc.all) {
ele = doc.createElement("<" + tag + " name=\"" + name + "\" />");
}else{
ele = doc.createElement(tag);
ele.setAttribute("name", name);
}
ele.setAttribute("value", value);
form.appendChild(ele);
ele = null;
},
send: function(data) {
if(this.iframe == null) {
return;
}
var doc = this.iframe.contentDocument || this.iframe.document;
var form = doc.createElement("form");
doc.body.appendChild(form);
form.setAttribute("action", this.url);
form.setAttribute("method", this.method);
form.setAttribute("enctype", "application/x-www-form-urlencoded");
for(var i=0; i<this.headers.length; i++) {
switch(this.headers[i].name.toLowerCase()) {
case "content-length":
case "accept-encoding":
case "content-type":
break;
default:
this.addInput(doc, form, this.headers[i].name, this.headers[i].value);
}
}
this.addInput(doc, form, "data", data);
form.submit();
setTimeout(this.readystatechanged.bind(this), 1);
}
};
var progids = ["Msxml2.XMLHTTP", "Microsoft.XMLHTTP"];
var _progid = null;
if(typeof ActiveXObject != "undefined") {
var ie7xmlhttp = false;
if(typeof XMLHttpRequest == "object") {
try{ var o = new XMLHttpRequest(); ie7xmlhttp = true; }catch(e){}
}
if(typeof XMLHttpRequest == "undefined" || !ie7xmlhttp) {
XMLHttpRequest = function() {
var xmlHttp = null;
if(!AjaxPro.noActiveX) {
if(_progid) return new ActiveXObject(_progid);
for(var i=0; i<progids.length && xmlHttp == null; i++) {
try {
xmlHttp = new ActiveXObject(progids[i]);
progid = progids[i];
}catch(e){}
}
}
if(xmlHttp == null && MS.Browser.isIE) {
return new AjaxPro.IFrameXmlHttp();
}
return xmlHttp;
};
}
}
Object.extend(AjaxPro, {
noOperation: function() {},
onLoading: function() {},
onError: function() {},
onTimeout: function() {},
onStateChanged: function() {},
cryptProvider: null,
queue: null,
token: "",
version: "6.7.20.1",
ID: "AjaxPro",
noActiveX: false,
timeoutPeriod: 10*1000,
queue: null,
toJSON: function(o) {
if(o == null)
return "null";
switch(o.constructor) {
case String:
var v = [];
for(var i=0; i<o.length; i++) {
var c = o.charAt(i);
if(c >= " ") {
if(c == "\\" || c == '"') v.push("\\");
v.push(c);
} else {
switch(c) {
case "\n": v.push("\\n"); break;
case "\r": v.push("\\r"); break;
case "\b": v.push("\\b"); break;
case "\f": v.push("\\f"); break;
case "\t": v.push("\\t"); break;
default:
v.push("\\u00");
v.push(c.charCodeAt().toString(16));
}
}
}
return '"' + v.join('') + '"';
case Array:
var v = [];
for(var i=0; i<o.length; i++)
v.push(AjaxPro.toJSON(o[i])) ;
return "[" + v.join(",") + "]";
case Number:
return isFinite(o) ? o.toString() : AjaxPro.toJSON(null);
case Boolean:
return o.toString();
case Date:
var d = new Object();
d.__type = "System.DateTime";
d.Year = o.getUTCFullYear();
d.Month = o.getUTCMonth() +1;
d.Day = o.getUTCDate();
d.Hour = o.getUTCHours();
d.Minute = o.getUTCMinutes();
d.Second = o.getUTCSeconds();
d.Millisecond = o.getUTCMilliseconds();
return AjaxPro.toJSON(d);
default:
if(typeof o.toJSON == "function")
return o.toJSON();
if(typeof o == "object") {
var v=[];
for(attr in o) {
if(typeof o[attr] != "function")
v.push('"' + attr + '":' + AjaxPro.toJSON(o[attr]));
}
if(v.length>0)
return "{" + v.join(",") + "}";
return "{}";
}
return o.toString();
}
},
dispose: function() {
if(AjaxPro.queue != null) {
AjaxPro.queue.dispose();
}
}
}, false);
addEvent(window, "unload", AjaxPro.dispose);
AjaxPro.Request = function(url) {
this.url = url;
this.xmlHttp = null;
};
AjaxPro.Request.prototype = {
url: null,
callback: null,
onLoading: AjaxPro.noOperation,
onError: AjaxPro.noOperation,
onTimeout: AjaxPro.noOperation,
onStateChanged: AjaxPro.noOperation,
args: null,
context: null,
isRunning: false,
abort: function() {
if(this.timeoutTimer != null) clearTimeout(this.timeoutTimer);
if(this.xmlHttp) {
this.xmlHttp.onreadystatechange = AjaxPro.noOperation;
this.xmlHttp.abort();
}
if(this.isRunning) {
this.isRunning = false;
this.onLoading(false);
}
},
dispose: function() {
this.abort();
},
getEmptyRes: function() {
return {
error: null,
value: null,
request: {method:this.method, args:this.args},
context: this.context,
duration: this.duration
};
},
endRequest: function(res) {
this.abort();
if(res.error != null) this.onError(res.error, this);
if(typeof this.callback == "function")
this.callback(res, this);
},
mozerror: function() {
if(this.timeoutTimer != null) clearTimeout(this.timeoutTimer);
var res = this.getEmptyRes();
res.error = {Message:"Unknown",Type:"ConnectFailure",Status:0};
this.endRequest(res);
},
doStateChange: function() {
this.onStateChanged(this.xmlHttp.readyState, this);
if(this.xmlHttp.readyState != 4 || !this.isRunning)
return;
this.duration = new Date().getTime() - this.__start;
if(this.timeoutTimer != null) clearTimeout(this.timeoutTimer);
var res = this.getEmptyRes();
if(this.xmlHttp.status == 200 && this.xmlHttp.statusText == "OK") {
res = this.createResponse(res);
} else {
res = this.createResponse(res, true);
res.error = {Message:this.xmlHttp.statusText,Type:"ConnectFailure",Status:this.xmlHttp.status};
}
this.endRequest(res);
},
createResponse: function(r, noContent) {
if(!noContent) {
var responseText = new String(this.xmlHttp.responseText);
if(AjaxPro.cryptProvider != null && typeof AjaxPro.cryptProvider == "function")
responseText = AjaxPro.cryptProvider.decrypt(responseText);
if(this.xmlHttp.getResponseHeader("Content-Type") == "text/xml")
r.value = this.xmlHttp.responseXML;
else {
if(responseText != null && responseText.trim().length > 0) {
r.json = responseText;
eval("r.value = " + responseText + "*/");
}
}
}
/* if(this.xmlHttp.getResponseHeader("X-" + AjaxPro.ID + "-Cache") == "server") {
r.isCached = true;
} */
return r;
},
timeout: function() {
this.duration = new Date().getTime() - this.__start;
var r = this.onTimeout(this.duration, this);
if(typeof r == "undefined" || r != false) {
this.abort();
} else {
this.timeoutTimer = setTimeout(this.timeout.bind(this), AjaxPro.timeoutPeriod);
}
},
invoke: function(method, args, callback, context) {
this.__start = new Date().getTime();
if(this.xmlHttp == null)
this.xmlHttp = new XMLHttpRequest();
this.isRunning = true;
this.method = method;
this.args = args;
this.callback = callback;
this.context = context;
var async = typeof callback == "function" && callback != AjaxPro.noOperation;
if(async) {
if(MS.Browser.isIE)
this.xmlHttp.onreadystatechange = this.doStateChange.bind(this);
else {
this.xmlHttp.onload = this.doStateChange.bind(this);
this.xmlHttp.onerror = this.mozerror.bind(this);
}
this.onLoading(true);
}
var json = AjaxPro.toJSON(args) + "";
if(AjaxPro.cryptProvider != null)
json = AjaxPro.cryptProvider.encrypt(json);
this.xmlHttp.open("POST", this.url, async);
this.xmlHttp.setRequestHeader("Content-Type", "text/plain; charset=utf-8");
this.xmlHttp.setRequestHeader("X-" + AjaxPro.ID + "-Method", method);
if(AjaxPro.token != null && AjaxPro.token.length > 0)
this.xmlHttp.setRequestHeader("X-" + AjaxPro.ID + "-Token", AjaxPro.token);
if(!MS.Browser.isIE) {
this.xmlHttp.setRequestHeader("Connection", "close"); // Mozilla Bug #246651
}
this.timeoutTimer = setTimeout(this.timeout.bind(this), AjaxPro.timeoutPeriod);
try{ this.xmlHttp.send(json); }catch(e){} // IE offline exception
if(!async) {
return this.createResponse({error: null,value: null});
}
return true;
}
};
AjaxPro.RequestQueue = function(conc) {
this.queue = [];
this.requests = [];
this.timer = null;
if(isNaN(conc)) conc = 2;
for(var i=0; i<conc; i++) { // max 2 http connections
this.requests[i] = new AjaxPro.Request();
this.requests[i].callback = function(res) {
var r = res.context;
res.context = r[3][1];
r[3][0](res, this);
};
this.requests[i].callbackHandle = this.requests[i].callback.bind(this.requests[i]);
}
};
AjaxPro.RequestQueue.prototype = {
process: function() {
this.timer = null;
if(this.queue.length == 0) return;
for(var i=0; i<this.requests.length && this.queue.length > 0; i++) {
if(this.requests[i].isRunning == false) {
var r = this.queue.shift();
this.requests[i].url = r[0];
this.requests[i].onLoading = r[3].length >2 && r[3][2] != null && typeof r[3][2] == "function" ? r[3][2] : AjaxPro.onLoading;
this.requests[i].onError = r[3].length >3 && r[3][3] != null && typeof r[3][3] == "function" ? r[3][3] : AjaxPro.onError;
this.requests[i].onTimeout = r[3].length >4 && r[3][4] != null && typeof r[3][4] == "function" ? r[3][4] : AjaxPro.onTimeout;
this.requests[i].onStateChanged = r[3].length >5 && r[3][5] != null && typeof r[3][5] == "function" ? r[3][5] : AjaxPro.onStateChanged;
this.requests[i].invoke(r[1], r[2], this.requests[i].callbackHandle, r);
r = null;
}
}
if(this.queue.length > 0 && this.timer == null) {
this.timer = setTimeout(this.process.bind(this), 10);
}
},
add: function(url, method, args, e) {
this.queue.push([url, method, args, e]);
if(this.timer == null) {
this.timer = setTimeout(this.process.bind(this), 1);
}
},
abort: function() {
this.queue.length = 0;
if (this.timer != null) {
clearTimeout(this.timer);
}
this.timer = null;
for(var i=0; i<this.requests.length; i++) {
if(this.requests[i].isRunning == true) {
this.requests[i].abort();
}
}
},
dispose: function() {
for(var i=0; i<this.requests.length; i++) {
var r = this.requests[i];
r.dispose();
}
this.requests.clear();
}
};
AjaxPro.queue = new AjaxPro.RequestQueue(2); // 2 http connections
AjaxPro.AjaxClass = function(url) {
this.url = url;
};
AjaxPro.AjaxClass.prototype = {
invoke: function(method, args, e) {
if(e != null) {
if(e.length != 6) for(;e.length<6;) e.push(null);
if(e[0] != null && typeof e[0] == "function") {
return AjaxPro.queue.add(this.url, method, args, e);
}
}
var r = new AjaxPro.Request();
r.url = this.url;
return r.invoke(method, args);
}
};