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root / trunk / web / dojo / dojox / rpc / Service.js

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/*
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        Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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        Available via Academic Free License >= 2.1 OR the modified BSD license.
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        see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.rpc.Service"]){
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dojo._hasResource["dojox.rpc.Service"]=true;
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dojo.provide("dojox.rpc.Service");
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dojo.require("dojo.AdapterRegistry");
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dojo.declare("dojox.rpc.Service",null,{constructor:function(_1,_2){
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var _3;
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var _4=this;
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function _5(_6){
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_6._baseUrl=new dojo._Url((dojo.isBrowser?location.href:dojo.config.baseUrl),_3||".")+"";
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_4._smd=_6;
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for(var _7 in _4._smd.services){
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var _8=_7.split(".");
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var _9=_4;
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for(var i=0;i<_8.length-1;i++){
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_9=_9[_8[i]]||(_9[_8[i]]={});
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}
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_9[_8[_8.length-1]]=_4._generateService(_7,_4._smd.services[_7]);
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}
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};
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if(_1){
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if((dojo.isString(_1))||(_1 instanceof dojo._Url)){
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if(_1 instanceof dojo._Url){
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_3=_1+"";
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}else{
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_3=_1;
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}
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var _a=dojo._getText(_3);
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if(!_a){
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throw new Error("Unable to load SMD from "+_1);
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}else{
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_5(dojo.fromJson(_a));
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}
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}else{
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_5(_1);
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}
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}
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this._options=(_2?_2:{});
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this._requestId=0;
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},_generateService:function(_b,_c){
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if(this[_c]){
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throw new Error("WARNING: "+_b+" already exists for service. Unable to generate function");
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}
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_c.name=_b;
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var _d=dojo.hitch(this,"_executeMethod",_c);
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var _e=dojox.rpc.transportRegistry.match(_c.transport||this._smd.transport);
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if(_e.getExecutor){
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_d=_e.getExecutor(_d,_c,this);
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}
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var _f=_c.returns||(_c._schema={});
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var _10="/"+_b+"/";
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_f._service=_d;
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_d.servicePath=_10;
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_d._schema=_f;
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_d.id=dojox.rpc.Service._nextId++;
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return _d;
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},_getRequest:function(_11,_12){
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var smd=this._smd;
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var _13=dojox.rpc.envelopeRegistry.match(_11.envelope||smd.envelope||"NONE");
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var _14=(_11.parameters||[]).concat(smd.parameters||[]);
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if(_13.namedParams){
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if((_12.length==1)&&dojo.isObject(_12[0])){
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_12=_12[0];
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}else{
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var _15={};
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for(var i=0;i<_11.parameters.length;i++){
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if(typeof _12[i]!="undefined"||!_11.parameters[i].optional){
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_15[_11.parameters[i].name]=_12[i];
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}
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}
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_12=_15;
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}
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if(_11.strictParameters||smd.strictParameters){
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for(i in _12){
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var _16=false;
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for(var j=0;j<_14.length;j++){
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if(_14[i].name==i){
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_16=true;
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}
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}
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if(!_16){
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delete _12[i];
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}
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}
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}
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for(i=0;i<_14.length;i++){
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var _17=_14[i];
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if(!_17.optional&&_17.name&&!_12[_17.name]){
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if(_17["default"]){
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_12[_17.name]=_17["default"];
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}else{
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if(!(_17.name in _12)){
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throw new Error("Required parameter "+_17.name+" was omitted");
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}
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}
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}
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}
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}else{
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if(_14&&_14[0]&&_14[0].name&&(_12.length==1)&&dojo.isObject(_12[0])){
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if(_13.namedParams===false){
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_12=dojox.rpc.toOrdered(_14,_12);
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}else{
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_12=_12[0];
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}
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}
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}
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if(dojo.isObject(this._options)){
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_12=dojo.mixin(_12,this._options);
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}
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var _18=_11._schema||_11.returns;
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var _19=_13.serialize.apply(this,[smd,_11,_12]);
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_19._envDef=_13;
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var _1a=(_11.contentType||smd.contentType||_19.contentType);
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return dojo.mixin(_19,{sync:dojox.rpc._sync,contentType:_1a,headers:{},target:_19.target||dojox.rpc.getTarget(smd,_11),transport:_11.transport||smd.transport||_19.transport,envelope:_11.envelope||smd.envelope||_19.envelope,timeout:_11.timeout||smd.timeout,callbackParamName:_11.callbackParamName||smd.callbackParamName,schema:_18,handleAs:_19.handleAs||"auto",preventCache:_11.preventCache||smd.preventCache,frameDoc:this._options.frameDoc||undefined});
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},_executeMethod:function(_1b){
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var _1c=[];
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var i;
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for(i=1;i<arguments.length;i++){
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_1c.push(arguments[i]);
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}
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var _1d=this._getRequest(_1b,_1c);
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var _1e=dojox.rpc.transportRegistry.match(_1d.transport).fire(_1d);
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_1e.addBoth(function(_1f){
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return _1d._envDef.deserialize.call(this,_1f);
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});
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return _1e;
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}});
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dojox.rpc.getTarget=function(smd,_20){
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var _21=smd._baseUrl;
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if(smd.target){
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_21=new dojo._Url(_21,smd.target)+"";
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}
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if(_20.target){
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_21=new dojo._Url(_21,_20.target)+"";
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}
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return _21;
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};
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dojox.rpc.toOrdered=function(_22,_23){
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if(dojo.isArray(_23)){
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return _23;
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}
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var _24=[];
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for(var i=0;i<_22.length;i++){
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_24.push(_23[_22[i].name]);
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}
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return _24;
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};
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dojox.rpc.transportRegistry=new dojo.AdapterRegistry(true);
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dojox.rpc.envelopeRegistry=new dojo.AdapterRegistry(true);
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dojox.rpc.envelopeRegistry.register("URL",function(str){
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return str=="URL";
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},{serialize:function(smd,_25,_26){
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var d=dojo.objectToQuery(_26);
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return {data:d,transport:"POST"};
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},deserialize:function(_27){
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return _27;
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},namedParams:true});
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dojox.rpc.envelopeRegistry.register("JSON",function(str){
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return str=="JSON";
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},{serialize:function(smd,_28,_29){
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var d=dojo.toJson(_29);
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return {data:d,handleAs:"json",contentType:"application/json"};
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},deserialize:function(_2a){
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return _2a;
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}});
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dojox.rpc.envelopeRegistry.register("PATH",function(str){
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return str=="PATH";
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},{serialize:function(smd,_2b,_2c){
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var i;
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var _2d=dojox.rpc.getTarget(smd,_2b);
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if(dojo.isArray(_2c)){
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for(i=0;i<_2c.length;i++){
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_2d+="/"+_2c[i];
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}
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}else{
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for(i in _2c){
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_2d+="/"+i+"/"+_2c[i];
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}
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}
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return {data:"",target:_2d};
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},deserialize:function(_2e){
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return _2e;
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}});
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dojox.rpc.transportRegistry.register("POST",function(str){
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return str=="POST";
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},{fire:function(r){
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r.url=r.target;
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r.postData=r.data;
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return dojo.rawXhrPost(r);
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}});
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dojox.rpc.transportRegistry.register("GET",function(str){
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return str=="GET";
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},{fire:function(r){
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r.url=r.target+(r.data?"?"+r.data:"");
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return dojo.xhrGet(r);
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}});
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dojox.rpc.transportRegistry.register("JSONP",function(str){
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return str=="JSONP";
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},{fire:function(r){
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r.url=r.target+((r.target.indexOf("?")==-1)?"?":"&")+r.data;
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r.callbackParamName=r.callbackParamName||"callback";
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return dojo.io.script.get(r);
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}});
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dojox.rpc.Service._nextId=1;
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dojo._contentHandlers.auto=function(xhr){
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var _2f=dojo._contentHandlers;
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var _30=xhr.getResponseHeader("Content-Type");
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var _31=!_30?_2f.text(xhr):_30.match(/\/.*json/)?_2f.json(xhr):_30.match(/\/javascript/)?_2f.javascript(xhr):_30.match(/\/xml/)?_2f.xml(xhr):_2f.text(xhr);
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return _31;
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};
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}