/*
	Copyright (c) 2004-2009, 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["dojox.io.proxy.xip"]){dojo._hasResource["dojox.io.proxy.xip"]=true;dojo.provide("dojox.io.proxy.xip");dojo.require("dojo.io.iframe");dojo.require("dojox.data.dom");dojox.io.proxy.xip={xipClientUrl:((dojo.config||djConfig)["xipClientUrl"])||dojo.moduleUrl("dojox.io.proxy","xip_client.html"),urlLimit:4000,_callbackName:(dojox._scopeName||"dojox")+".io.proxy.xip.fragmentReceived",_state:{},_stateIdCounter:0,_isWebKit:navigator.userAgent.indexOf("WebKit")!=-1,send:function(_1){var _2=this.xipClientUrl;if(_2.split(":")[0].match(/javascript/i)||_1._ifpServerUrl.split(":")[0].match(/javascript/i)){return;}var _3=_2.indexOf(":");var _4=_2.indexOf("/");if(_3==-1||_4<_3){var _5=window.location.href;if(_4==0){_2=_5.substring(0,_5.indexOf("/",9))+_2;}else{_2=_5.substring(0,(_5.lastIndexOf("/")+1))+_2;}}this.fullXipClientUrl=_2;if(typeof document.postMessage!="undefined"){document.addEventListener("message",dojo.hitch(this,this.fragmentReceivedEvent),false);}this.send=this._realSend;return this._realSend(_1);},_realSend:function(_6){var _7="XhrIframeProxy"+(this._stateIdCounter++);_6._stateId=_7;var _8=_6._ifpServerUrl+"#0:init:id="+_7+"&client="+encodeURIComponent(this.fullXipClientUrl)+"&callback="+encodeURIComponent(this._callbackName);this._state[_7]={facade:_6,stateId:_7,clientFrame:dojo.io.iframe.create(_7,"",_8),isSending:false,serverUrl:_6._ifpServerUrl,requestData:null,responseMessage:"",requestParts:[],idCounter:1,partIndex:0,serverWindow:null};return _7;},receive:function(_9,_a){var _b={};var _c=_a.split("&");for(var i=0;i<_c.length;i++){if(_c[i]){var _d=_c[i].split("=");_b[decodeURIComponent(_d[0])]=decodeURIComponent(_d[1]);}}var _e=this._state[_9];var _f=_e.facade;_f._setResponseHeaders(_b.responseHeaders);if(_b.status==0||_b.status){_f.status=parseInt(_b.status,10);}if(_b.statusText){_f.statusText=_b.statusText;}if(_b.responseText){_f.responseText=_b.responseText;var _10=_f.getResponseHeader("Content-Type");if(_10){var _11=_10.split(";")[0];if(_11.indexOf("application/xml")==0||_11.indexOf("text/xml")==0){_f.responseXML=dojox.data.dom.createDocument(_b.responseText,_10);}}}_f.readyState=4;this.destroyState(_9);},frameLoaded:function(_12){var _13=this._state[_12];var _14=_13.facade;var _15=[];for(var _16 in _14._requestHeaders){_15.push(_16+": "+_14._requestHeaders[_16]);}var _17={uri:_14._uri};if(_15.length>0){_17.requestHeaders=_15.join("\r\n");}if(_14._method){_17.method=_14._method;}if(_14._bodyData){_17.data=_14._bodyData;}this.sendRequest(_12,dojo.objectToQuery(_17));},destroyState:function(_18){var _19=this._state[_18];if(_19){delete this._state[_18];var _1a=_19.clientFrame.parentNode;_1a.removeChild(_19.clientFrame);_19.clientFrame=null;_19=null;}},createFacade:function(){if(arguments&&arguments[0]&&arguments[0].iframeProxyUrl){return new dojox.io.proxy.xip.XhrIframeFacade(arguments[0].iframeProxyUrl);}else{return dojox.io.proxy.xip._xhrObjOld.apply(dojo,arguments);}},sendRequest:function(_1b,_1c){var _1d=this._state[_1b];if(!_1d.isSending){_1d.isSending=true;_1d.requestData=_1c||"";_1d.serverWindow=frames[_1d.stateId];if(!_1d.serverWindow){_1d.serverWindow=document.getElementById(_1d.stateId).contentWindow;}if(typeof document.postMessage=="undefined"){if(_1d.serverWindow.contentWindow){_1d.serverWindow=_1d.serverWindow.contentWindow;}}this.sendRequestStart(_1b);}},sendRequestStart:function(_1e){var _1f=this._state[_1e];_1f.requestParts=[];var _20=_1f.requestData;var _21=_1f.serverUrl.length;var _22=this.urlLimit-_21;var _23=0;while((_20.length-_23)+_21>this.urlLimit){var _24=_20.substring(_23,_23+_22);var _25=_24.lastIndexOf("%");if(_25==_24.length-1||_25==_24.length-2){_24=_24.substring(0,_25);}_1f.requestParts.push(_24);_23+=_24.length;}_1f.requestParts.push(_20.substring(_23,_20.length));_1f.partIndex=0;this.sendRequestPart(_1e);},sendRequestPart:function(_26){var _27=this._state[_26];if(_27.partIndex<_27.requestParts.length){var _28=_27.requestParts[_27.partIndex];var cmd="part";if(_27.partIndex+1==_27.requestParts.length){cmd="end";}else{if(_27.partIndex==0){cmd="start";}}this.setServerUrl(_26,cmd,_28);_27.partIndex++;}},setServerUrl:function(_29,cmd,_2a){var _2b=this.makeServerUrl(_29,cmd,_2a);var _2c=this._state[_29];if(this._isWebKit){_2c.serverWindow.location=_2b;}else{_2c.serverWindow.location.replace(_2b);}},makeServerUrl:function(_2d,cmd,_2e){var _2f=this._state[_2d];var _30=_2f.serverUrl+"#"+(_2f.idCounter++)+":"+cmd;if(_2e){_30+=":"+_2e;}return _30;},fragmentReceivedEvent:function(evt){if(evt.uri.split("#")[0]==this.fullXipClientUrl){this.fragmentReceived(evt.data);}},fragmentReceived:function(_31){var _32=_31.indexOf("#");var _33=_31.substring(0,_32);var _34=_31.substring(_32+1,_31.length);var msg=this.unpackMessage(_34);var _35=this._state[_33];switch(msg.command){case "loaded":this.frameLoaded(_33);break;case "ok":this.sendRequestPart(_33);break;case "start":_35.responseMessage=""+msg.message;this.setServerUrl(_33,"ok");break;case "part":_35.responseMessage+=msg.message;this.setServerUrl(_33,"ok");break;case "end":this.setServerUrl(_33,"ok");_35.responseMessage+=msg.message;this.receive(_33,_35.responseMessage);break;}},unpackMessage:function(_36){var _37=_36.split(":");var _38=_37[1];_36=_37[2]||"";var _39=null;if(_38=="init"){var _3a=_36.split("&");_39={};for(var i=0;i<_3a.length;i++){var _3b=_3a[i].split("=");_39[decodeURIComponent(_3b[0])]=decodeURIComponent(_3b[1]);}}return {command:_38,message:_36,config:_39};}};dojox.io.proxy.xip._xhrObjOld=dojo._xhrObj;dojo._xhrObj=dojox.io.proxy.xip.createFacade;dojox.io.proxy.xip.XhrIframeFacade=function(_3c){this._requestHeaders={};this._allResponseHeaders=null;this._responseHeaders={};this._method=null;this._uri=null;this._bodyData=null;this.responseText=null;this.responseXML=null;this.status=null;this.statusText=null;this.readyState=0;this._ifpServerUrl=_3c;this._stateId=null;};dojo.extend(dojox.io.proxy.xip.XhrIframeFacade,{open:function(_3d,uri){this._method=_3d;this._uri=uri;this.readyState=1;},setRequestHeader:function(_3e,_3f){this._requestHeaders[_3e]=_3f;},send:function(_40){this._bodyData=_40;this._stateId=dojox.io.proxy.xip.send(this);this.readyState=2;},abort:function(){dojox.io.proxy.xip.destroyState(this._stateId);},getAllResponseHeaders:function(){return this._allResponseHeaders;},getResponseHeader:function(_41){return this._responseHeaders[_41];},_setResponseHeaders:function(_42){if(_42){this._allResponseHeaders=_42;_42=_42.replace(/\r/g,"");var _43=_42.split("\n");for(var i=0;i<_43.length;i++){if(_43[i]){var _44=_43[i].split(": ");this._responseHeaders[_44[0]]=_44[1];}}}}});}