root / trunk / web / dojo / dojox / wire / ml / 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.wire.ml.Service"]){ |
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dojo._hasResource["dojox.wire.ml.Service"]=true; |
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dojo.provide("dojox.wire.ml.Service");
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dojo.provide("dojox.wire.ml.RestHandler");
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dojo.provide("dojox.wire.ml.XmlHandler");
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dojo.provide("dojox.wire.ml.JsonHandler");
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dojo.require("dijit._Widget");
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dojo.require("dojox.xml.parser");
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dojo.require("dojox.wire._base");
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dojo.require("dojox.wire.ml.util");
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dojo.declare("dojox.wire.ml.Service",dijit._Widget,{url:"",serviceUrl:"",serviceType:"",handlerClass:"",preventCache:true,postCreate:function(){ |
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this.handler=this._createHandler(); |
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},_handlerClasses:{"TEXT":"dojox.wire.ml.RestHandler","XML":"dojox.wire.ml.XmlHandler","JSON":"dojox.wire.ml.JsonHandler","JSON-RPC":"dojo.rpc.JsonService"},_createHandler:function(){ |
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if(this.url){ |
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var _1=this; |
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var d=dojo.xhrGet({url:this.url,handleAs:"json",sync:true}); |
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d.addCallback(function(_2){
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_1.smd=_2; |
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}); |
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if(this.smd&&!this.serviceUrl){ |
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this.serviceUrl=(this.smd.serviceUrl||this.smd.serviceURL); |
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} |
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} |
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var _3=undefined; |
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if(this.handlerClass){ |
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_3=dojox.wire._getClass(this.handlerClass);
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}else{
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if(this.serviceType){ |
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_3=this._handlerClasses[this.serviceType]; |
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if(_3&&dojo.isString(_3)){
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_3=dojox.wire._getClass(_3); |
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this._handlerClasses[this.serviceType]=_3; |
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} |
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}else{
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if(this.smd&&this.smd.serviceType){ |
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_3=this._handlerClasses[this.smd.serviceType]; |
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if(_3&&dojo.isString(_3)){
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_3=dojox.wire._getClass(_3); |
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this._handlerClasses[this.smd.serviceType]=_3; |
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} |
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} |
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} |
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} |
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if(!_3){
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return null; |
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} |
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return new _3(); |
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},callMethod:function(_4,_5){ |
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var _6=new dojo.Deferred(); |
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this.handler.bind(_4,_5,_6,this.serviceUrl); |
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return _6;
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}}); |
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dojo.declare("dojox.wire.ml.RestHandler",null,{contentType:"text/plain",handleAs:"text",bind:function(_7,_8,_9,_a){ |
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_7=_7.toUpperCase(); |
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var _b=this; |
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var _c={url:this._getUrl(_7,_8,_a),contentType:this.contentType,handleAs:this.handleAs,headers:this.headers,preventCache:this.preventCache}; |
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var d=null; |
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if(_7=="POST"){ |
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_c.postData=this._getContent(_7,_8);
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d=dojo.rawXhrPost(_c); |
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}else{
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if(_7=="PUT"){ |
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_c.putData=this._getContent(_7,_8);
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d=dojo.rawXhrPut(_c); |
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}else{
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if(_7=="DELETE"){ |
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d=dojo.xhrDelete(_c); |
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}else{
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d=dojo.xhrGet(_c); |
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} |
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} |
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} |
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d.addCallbacks(function(_d){
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_9.callback(_b._getResult(_d)); |
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},function(_e){
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_9.errback(_e); |
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}); |
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},_getUrl:function(_f,_10,url){ |
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var _11;
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if(_f=="GET"||_f=="DELETE"){ |
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if(_10.length>0){ |
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_11=_10[0];
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} |
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}else{
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if(_10.length>1){ |
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_11=_10[1];
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} |
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} |
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if(_11){
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var _12=""; |
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for(var _13 in _11){ |
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var _14=_11[_13];
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if(_14){
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_14=encodeURIComponent(_14); |
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var _15="{"+_13+"}"; |
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var _16=url.indexOf(_15);
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if(_16>=0){ |
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url=url.substring(0,_16)+_14+url.substring(_16+_15.length);
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}else{
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if(_12){
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_12+="&";
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} |
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_12+=(_13+"="+_14);
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} |
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} |
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} |
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if(_12){
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url+="?"+_12;
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} |
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} |
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return url;
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},_getContent:function(_17,_18){ |
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if(_17=="POST"||_17=="PUT"){ |
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return (_18?_18[0]:null); |
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}else{
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return null; |
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} |
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},_getResult:function(_19){ |
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return _19;
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}}); |
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dojo.declare("dojox.wire.ml.XmlHandler",dojox.wire.ml.RestHandler,{contentType:"text/xml",handleAs:"xml",_getContent:function(_1a,_1b){ |
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var _1c=null; |
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if(_1a=="POST"||_1a=="PUT"){ |
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var p=_1b[0]; |
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if(p){
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if(dojo.isString(p)){
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_1c=p; |
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}else{
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var _1d=p;
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if(_1d instanceof dojox.wire.ml.XmlElement){ |
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_1d=_1d.element; |
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}else{
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if(_1d.nodeType===9){ |
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_1d=_1d.documentElement; |
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} |
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} |
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var _1e="<?xml version=\"1.0\"?>"; |
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_1c=_1e+dojox.xml.parser.innerXML(_1d); |
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} |
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} |
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} |
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return _1c;
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},_getResult:function(_1f){ |
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if(_1f){
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_1f=new dojox.wire.ml.XmlElement(_1f);
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} |
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return _1f;
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}}); |
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dojo.declare("dojox.wire.ml.JsonHandler",dojox.wire.ml.RestHandler,{contentType:"text/json",handleAs:"json",headers:{"Accept":"*/json"},_getContent:function(_20,_21){ |
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var _22=null; |
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if(_20=="POST"||_20=="PUT"){ |
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var p=(_21?_21[0]:undefined); |
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if(p){
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if(dojo.isString(p)){
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_22=p; |
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}else{
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_22=dojo.toJson(p); |
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} |
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} |
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} |
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return _22;
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}}); |
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} |