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update dojo to 1.7.3
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Andrew Dolgov
@@ -4,259 +4,5 @@
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojo.io.script"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
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dojo._hasResource["dojo.io.script"] = true;
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dojo.provide("dojo.io.script");
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dojo.getObject("io", true, dojo);
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/*=====
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dojo.declare("dojo.io.script.__ioArgs", dojo.__IoArgs, {
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constructor: function(){
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// summary:
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// All the properties described in the dojo.__ioArgs type, apply to this
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// type as well, EXCEPT "handleAs". It is not applicable to
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// dojo.io.script.get() calls, since it is implied by the usage of
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// "jsonp" (response will be a JSONP call returning JSON)
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// or the response is pure JavaScript defined in
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// the body of the script that was attached.
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// callbackParamName: String
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// Deprecated as of Dojo 1.4 in favor of "jsonp", but still supported for
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// legacy code. See notes for jsonp property.
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// jsonp: String
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// The URL parameter name that indicates the JSONP callback string.
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// For instance, when using Yahoo JSONP calls it is normally,
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// jsonp: "callback". For AOL JSONP calls it is normally
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// jsonp: "c".
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// checkString: String
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// A string of JavaScript that when evaluated like so:
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// "typeof(" + checkString + ") != 'undefined'"
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// being true means that the script fetched has been loaded.
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// Do not use this if doing a JSONP type of call (use callbackParamName instead).
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// frameDoc: Document
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// The Document object for a child iframe. If this is passed in, the script
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// will be attached to that document. This can be helpful in some comet long-polling
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// scenarios with Firefox and Opera.
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this.callbackParamName = callbackParamName;
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this.jsonp = jsonp;
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this.checkString = checkString;
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this.frameDoc = frameDoc;
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}
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});
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=====*/
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(function(){
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var loadEvent = dojo.isIE ? "onreadystatechange" : "load",
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readyRegExp = /complete|loaded/;
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dojo.io.script = {
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get: function(/*dojo.io.script.__ioArgs*/args){
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// summary:
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// sends a get request using a dynamically created script tag.
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var dfd = this._makeScriptDeferred(args);
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var ioArgs = dfd.ioArgs;
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dojo._ioAddQueryToUrl(ioArgs);
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dojo._ioNotifyStart(dfd);
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if(this._canAttach(ioArgs)){
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var node = this.attach(ioArgs.id, ioArgs.url, args.frameDoc);
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//If not a jsonp callback or a polling checkString case, bind
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//to load event on the script tag.
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if(!ioArgs.jsonp && !ioArgs.args.checkString){
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var handle = dojo.connect(node, loadEvent, function(evt){
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if(evt.type == "load" || readyRegExp.test(node.readyState)){
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dojo.disconnect(handle);
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ioArgs.scriptLoaded = evt;
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}
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});
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}
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}
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dojo._ioWatch(dfd, this._validCheck, this._ioCheck, this._resHandle);
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return dfd;
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},
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attach: function(/*String*/id, /*String*/url, /*Document?*/frameDocument){
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// summary:
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// creates a new <script> tag pointing to the specified URL and
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// adds it to the document.
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// description:
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// Attaches the script element to the DOM. Use this method if you
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// just want to attach a script to the DOM and do not care when or
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// if it loads.
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var doc = (frameDocument || dojo.doc);
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var element = doc.createElement("script");
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element.type = "text/javascript";
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element.src = url;
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element.id = id;
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element.charset = "utf-8";
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return doc.getElementsByTagName("head")[0].appendChild(element);
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},
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remove: function(/*String*/id, /*Document?*/frameDocument){
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//summary: removes the script element with the given id, from the given frameDocument.
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//If no frameDocument is passed, the current document is used.
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dojo.destroy(dojo.byId(id, frameDocument));
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//Remove the jsonp callback on dojo.io.script, if it exists.
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if(this["jsonp_" + id]){
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delete this["jsonp_" + id];
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}
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},
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_makeScriptDeferred: function(/*Object*/args){
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//summary:
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// sets up a Deferred object for an IO request.
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var dfd = dojo._ioSetArgs(args, this._deferredCancel, this._deferredOk, this._deferredError);
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var ioArgs = dfd.ioArgs;
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ioArgs.id = dojo._scopeName + "IoScript" + (this._counter++);
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ioArgs.canDelete = false;
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//Special setup for jsonp case
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ioArgs.jsonp = args.callbackParamName || args.jsonp;
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if(ioArgs.jsonp){
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//Add the jsonp parameter.
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ioArgs.query = ioArgs.query || "";
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if(ioArgs.query.length > 0){
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ioArgs.query += "&";
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}
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ioArgs.query += ioArgs.jsonp
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+ "="
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+ (args.frameDoc ? "parent." : "")
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+ dojo._scopeName + ".io.script.jsonp_" + ioArgs.id + "._jsonpCallback";
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ioArgs.frameDoc = args.frameDoc;
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//Setup the Deferred to have the jsonp callback.
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ioArgs.canDelete = true;
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dfd._jsonpCallback = this._jsonpCallback;
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this["jsonp_" + ioArgs.id] = dfd;
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}
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return dfd; // dojo.Deferred
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},
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_deferredCancel: function(/*Deferred*/dfd){
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//summary: canceller function for dojo._ioSetArgs call.
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//DO NOT use "this" and expect it to be dojo.io.script.
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dfd.canceled = true;
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if(dfd.ioArgs.canDelete){
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dojo.io.script._addDeadScript(dfd.ioArgs);
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}
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},
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_deferredOk: function(/*Deferred*/dfd){
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//summary: okHandler function for dojo._ioSetArgs call.
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//DO NOT use "this" and expect it to be dojo.io.script.
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var ioArgs = dfd.ioArgs;
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//Add script to list of things that can be removed.
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if(ioArgs.canDelete){
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dojo.io.script._addDeadScript(ioArgs);
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}
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//Favor JSONP responses, script load events then lastly ioArgs.
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//The ioArgs are goofy, but cannot return the dfd since that stops
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//the callback chain in Deferred. The return value is not that important
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//in that case, probably a checkString case.
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return ioArgs.json || ioArgs.scriptLoaded || ioArgs;
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},
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_deferredError: function(/*Error*/error, /*Deferred*/dfd){
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//summary: errHandler function for dojo._ioSetArgs call.
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if(dfd.ioArgs.canDelete){
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//DO NOT use "this" and expect it to be dojo.io.script.
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if(error.dojoType == "timeout"){
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//For timeouts, remove the script element immediately to
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//avoid a response from it coming back later and causing trouble.
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dojo.io.script.remove(dfd.ioArgs.id, dfd.ioArgs.frameDoc);
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}else{
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dojo.io.script._addDeadScript(dfd.ioArgs);
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}
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}
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console.log("dojo.io.script error", error);
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return error;
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},
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_deadScripts: [],
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_counter: 1,
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_addDeadScript: function(/*Object*/ioArgs){
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//summary: sets up an entry in the deadScripts array.
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dojo.io.script._deadScripts.push({id: ioArgs.id, frameDoc: ioArgs.frameDoc});
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//Being extra paranoid about leaks:
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ioArgs.frameDoc = null;
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},
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_validCheck: function(/*Deferred*/dfd){
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//summary: inflight check function to see if dfd is still valid.
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//Do script cleanup here. We wait for one inflight pass
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//to make sure we don't get any weird things by trying to remove a script
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//tag that is part of the call chain (IE 6 has been known to
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//crash in that case).
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var _self = dojo.io.script;
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var deadScripts = _self._deadScripts;
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if(deadScripts && deadScripts.length > 0){
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for(var i = 0; i < deadScripts.length; i++){
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//Remove the script tag
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_self.remove(deadScripts[i].id, deadScripts[i].frameDoc);
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deadScripts[i].frameDoc = null;
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}
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dojo.io.script._deadScripts = [];
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}
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return true;
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},
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_ioCheck: function(/*Deferred*/dfd){
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//summary: inflight check function to see if IO finished.
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var ioArgs = dfd.ioArgs;
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//Check for finished jsonp
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if(ioArgs.json || (ioArgs.scriptLoaded && !ioArgs.args.checkString)){
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return true;
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}
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//Check for finished "checkString" case.
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var checkString = ioArgs.args.checkString;
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if(checkString && eval("typeof(" + checkString + ") != 'undefined'")){
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return true;
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}
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return false;
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},
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_resHandle: function(/*Deferred*/dfd){
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//summary: inflight function to handle a completed response.
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if(dojo.io.script._ioCheck(dfd)){
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dfd.callback(dfd);
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}else{
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//This path should never happen since the only way we can get
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//to _resHandle is if _ioCheck is true.
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dfd.errback(new Error("inconceivable dojo.io.script._resHandle error"));
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}
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},
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_canAttach: function(/*Object*/ioArgs){
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//summary: A method that can be overridden by other modules
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//to control when the script attachment occurs.
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return true;
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},
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_jsonpCallback: function(/*JSON Object*/json){
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//summary:
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// generic handler for jsonp callback. A pointer to this function
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// is used for all jsonp callbacks. NOTE: the "this" in this
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// function will be the Deferred object that represents the script
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// request.
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this.ioArgs.json = json;
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}
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};
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})();
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}
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//>>built
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define("dojo/io/script",["../main"],function(_1){_1.getObject("io",true,_1);var _2=_1.isIE?"onreadystatechange":"load",_3=/complete|loaded/;_1.io.script={get:function(_4){var _5=this._makeScriptDeferred(_4);var _6=_5.ioArgs;_1._ioAddQueryToUrl(_6);_1._ioNotifyStart(_5);if(this._canAttach(_6)){var _7=this.attach(_6.id,_6.url,_4.frameDoc);if(!_6.jsonp&&!_6.args.checkString){var _8=_1.connect(_7,_2,function(_9){if(_9.type=="load"||_3.test(_7.readyState)){_1.disconnect(_8);_6.scriptLoaded=_9;}});}}_1._ioWatch(_5,this._validCheck,this._ioCheck,this._resHandle);return _5;},attach:function(id,_a,_b){var _c=(_b||_1.doc);var _d=_c.createElement("script");_d.type="text/javascript";_d.src=_a;_d.id=id;_d.async=true;_d.charset="utf-8";return _c.getElementsByTagName("head")[0].appendChild(_d);},remove:function(id,_e){_1.destroy(_1.byId(id,_e));if(this["jsonp_"+id]){delete this["jsonp_"+id];}},_makeScriptDeferred:function(_f){var dfd=_1._ioSetArgs(_f,this._deferredCancel,this._deferredOk,this._deferredError);var _10=dfd.ioArgs;_10.id=_1._scopeName+"IoScript"+(this._counter++);_10.canDelete=false;_10.jsonp=_f.callbackParamName||_f.jsonp;if(_10.jsonp){_10.query=_10.query||"";if(_10.query.length>0){_10.query+="&";}_10.query+=_10.jsonp+"="+(_f.frameDoc?"parent.":"")+_1._scopeName+".io.script.jsonp_"+_10.id+"._jsonpCallback";_10.frameDoc=_f.frameDoc;_10.canDelete=true;dfd._jsonpCallback=this._jsonpCallback;this["jsonp_"+_10.id]=dfd;}return dfd;},_deferredCancel:function(dfd){dfd.canceled=true;if(dfd.ioArgs.canDelete){_1.io.script._addDeadScript(dfd.ioArgs);}},_deferredOk:function(dfd){var _11=dfd.ioArgs;if(_11.canDelete){_1.io.script._addDeadScript(_11);}return _11.json||_11.scriptLoaded||_11;},_deferredError:function(_12,dfd){if(dfd.ioArgs.canDelete){if(_12.dojoType=="timeout"){_1.io.script.remove(dfd.ioArgs.id,dfd.ioArgs.frameDoc);}else{_1.io.script._addDeadScript(dfd.ioArgs);}}return _12;},_deadScripts:[],_counter:1,_addDeadScript:function(_13){_1.io.script._deadScripts.push({id:_13.id,frameDoc:_13.frameDoc});_13.frameDoc=null;},_validCheck:function(dfd){var _14=_1.io.script;var _15=_14._deadScripts;if(_15&&_15.length>0){for(var i=0;i<_15.length;i++){_14.remove(_15[i].id,_15[i].frameDoc);_15[i].frameDoc=null;}_1.io.script._deadScripts=[];}return true;},_ioCheck:function(dfd){var _16=dfd.ioArgs;if(_16.json||(_16.scriptLoaded&&!_16.args.checkString)){return true;}var _17=_16.args.checkString;return _17&&eval("typeof("+_17+") != 'undefined'");},_resHandle:function(dfd){if(_1.io.script._ioCheck(dfd)){dfd.callback(dfd);}else{dfd.errback(new Error("inconceivable dojo.io.script._resHandle error"));}},_canAttach:function(_18){return true;},_jsonpCallback:function(_19){this.ioArgs.json=_19;}};return _1.io.script;});
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