| /* |
| Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved. |
| Available via Academic Free License >= 2.1 OR the modified BSD license. |
| see: http://dojotoolkit.org/license for details |
| */ |
| |
| |
| if(!dojo._hasResource["dojo.io.script"]){ |
| dojo._hasResource["dojo.io.script"]=true; |
| dojo.provide("dojo.io.script"); |
| dojo.getObject("io",true,dojo); |
| (function(){ |
| var _1=dojo.isIE?"onreadystatechange":"load",_2=/complete|loaded/; |
| dojo.io.script={get:function(_3){ |
| var _4=this._makeScriptDeferred(_3); |
| var _5=_4.ioArgs; |
| dojo._ioAddQueryToUrl(_5); |
| dojo._ioNotifyStart(_4); |
| if(this._canAttach(_5)){ |
| var _6=this.attach(_5.id,_5.url,_3.frameDoc); |
| if(!_5.jsonp&&!_5.args.checkString){ |
| var _7=dojo.connect(_6,_1,function(_8){ |
| if(_8.type=="load"||_2.test(_6.readyState)){ |
| dojo.disconnect(_7); |
| _5.scriptLoaded=_8; |
| } |
| }); |
| } |
| } |
| dojo._ioWatch(_4,this._validCheck,this._ioCheck,this._resHandle); |
| return _4; |
| },attach:function(id,_9,_a){ |
| var _b=(_a||dojo.doc); |
| var _c=_b.createElement("script"); |
| _c.type="text/javascript"; |
| _c.src=_9; |
| _c.id=id; |
| _c.charset="utf-8"; |
| return _b.getElementsByTagName("head")[0].appendChild(_c); |
| },remove:function(id,_d){ |
| dojo.destroy(dojo.byId(id,_d)); |
| if(this["jsonp_"+id]){ |
| delete this["jsonp_"+id]; |
| } |
| },_makeScriptDeferred:function(_e){ |
| var _f=dojo._ioSetArgs(_e,this._deferredCancel,this._deferredOk,this._deferredError); |
| var _10=_f.ioArgs; |
| _10.id=dojo._scopeName+"IoScript"+(this._counter++); |
| _10.canDelete=false; |
| _10.jsonp=_e.callbackParamName||_e.jsonp; |
| if(_10.jsonp){ |
| _10.query=_10.query||""; |
| if(_10.query.length>0){ |
| _10.query+="&"; |
| } |
| _10.query+=_10.jsonp+"="+(_e.frameDoc?"parent.":"")+dojo._scopeName+".io.script.jsonp_"+_10.id+"._jsonpCallback"; |
| _10.frameDoc=_e.frameDoc; |
| _10.canDelete=true; |
| _f._jsonpCallback=this._jsonpCallback; |
| this["jsonp_"+_10.id]=_f; |
| } |
| return _f; |
| },_deferredCancel:function(dfd){ |
| dfd.canceled=true; |
| if(dfd.ioArgs.canDelete){ |
| dojo.io.script._addDeadScript(dfd.ioArgs); |
| } |
| },_deferredOk:function(dfd){ |
| var _11=dfd.ioArgs; |
| if(_11.canDelete){ |
| dojo.io.script._addDeadScript(_11); |
| } |
| return _11.json||_11.scriptLoaded||_11; |
| },_deferredError:function(_12,dfd){ |
| if(dfd.ioArgs.canDelete){ |
| if(_12.dojoType=="timeout"){ |
| dojo.io.script.remove(dfd.ioArgs.id,dfd.ioArgs.frameDoc); |
| }else{ |
| dojo.io.script._addDeadScript(dfd.ioArgs); |
| } |
| } |
| return _12; |
| },_deadScripts:[],_counter:1,_addDeadScript:function(_13){ |
| dojo.io.script._deadScripts.push({id:_13.id,frameDoc:_13.frameDoc}); |
| _13.frameDoc=null; |
| },_validCheck:function(dfd){ |
| var _14=dojo.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; |
| } |
| dojo.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; |
| if(_17&&eval("typeof("+_17+") != 'undefined'")){ |
| return true; |
| } |
| return false; |
| },_resHandle:function(dfd){ |
| if(dojo.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; |
| }}; |
| })(); |
| } |
