root / trunk / web / dojo / dojox / wire / ml / Service.js @ 10
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| 1 | 9 | andrej.cim | /*
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| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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| 4 | see: http://dojotoolkit.org/license for details
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| 5 | */
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| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.wire.ml.Service"]){ |
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| 9 | dojo._hasResource["dojox.wire.ml.Service"]=true; |
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| 10 | dojo.provide("dojox.wire.ml.Service");
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| 11 | dojo.provide("dojox.wire.ml.RestHandler");
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| 12 | dojo.provide("dojox.wire.ml.XmlHandler");
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| 13 | dojo.provide("dojox.wire.ml.JsonHandler");
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| 14 | dojo.require("dijit._Widget");
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| 15 | dojo.require("dojox.xml.parser");
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| 16 | dojo.require("dojox.wire._base");
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| 17 | dojo.require("dojox.wire.ml.util");
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| 18 | dojo.declare("dojox.wire.ml.Service",dijit._Widget,{url:"",serviceUrl:"",serviceType:"",handlerClass:"",preventCache:true,postCreate:function(){ |
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| 19 | this.handler=this._createHandler(); |
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| 20 | },_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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| 21 | if(this.url){ |
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| 22 | var _1=this; |
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| 23 | var d=dojo.xhrGet({url:this.url,handleAs:"json",sync:true}); |
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| 24 | d.addCallback(function(_2){
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| 25 | _1.smd=_2; |
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| 26 | }); |
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| 27 | if(this.smd&&!this.serviceUrl){ |
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| 28 | this.serviceUrl=(this.smd.serviceUrl||this.smd.serviceURL); |
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| 29 | } |
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| 30 | } |
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| 31 | var _3=undefined; |
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| 32 | if(this.handlerClass){ |
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| 33 | _3=dojox.wire._getClass(this.handlerClass);
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| 34 | }else{
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| 35 | if(this.serviceType){ |
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| 36 | _3=this._handlerClasses[this.serviceType]; |
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| 37 | if(_3&&dojo.isString(_3)){
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| 38 | _3=dojox.wire._getClass(_3); |
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| 39 | this._handlerClasses[this.serviceType]=_3; |
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| 40 | } |
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| 41 | }else{
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| 42 | if(this.smd&&this.smd.serviceType){ |
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| 43 | _3=this._handlerClasses[this.smd.serviceType]; |
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| 44 | if(_3&&dojo.isString(_3)){
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| 45 | _3=dojox.wire._getClass(_3); |
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| 46 | this._handlerClasses[this.smd.serviceType]=_3; |
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| 47 | } |
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| 48 | } |
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| 49 | } |
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| 50 | } |
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| 51 | if(!_3){
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| 52 | return null; |
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| 53 | } |
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| 54 | return new _3(); |
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| 55 | },callMethod:function(_4,_5){ |
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| 56 | var _6=new dojo.Deferred(); |
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| 57 | this.handler.bind(_4,_5,_6,this.serviceUrl); |
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| 58 | return _6;
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| 59 | }}); |
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| 60 | dojo.declare("dojox.wire.ml.RestHandler",null,{contentType:"text/plain",handleAs:"text",bind:function(_7,_8,_9,_a){ |
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| 61 | _7=_7.toUpperCase(); |
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| 62 | var _b=this; |
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| 63 | var _c={url:this._getUrl(_7,_8,_a),contentType:this.contentType,handleAs:this.handleAs,headers:this.headers,preventCache:this.preventCache}; |
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| 64 | var d=null; |
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| 65 | if(_7=="POST"){ |
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| 66 | _c.postData=this._getContent(_7,_8);
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| 67 | d=dojo.rawXhrPost(_c); |
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| 68 | }else{
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| 69 | if(_7=="PUT"){ |
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| 70 | _c.putData=this._getContent(_7,_8);
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| 71 | d=dojo.rawXhrPut(_c); |
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| 72 | }else{
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| 73 | if(_7=="DELETE"){ |
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| 74 | d=dojo.xhrDelete(_c); |
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| 75 | }else{
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| 76 | d=dojo.xhrGet(_c); |
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| 77 | } |
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| 78 | } |
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| 79 | } |
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| 80 | d.addCallbacks(function(_d){
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| 81 | _9.callback(_b._getResult(_d)); |
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| 82 | },function(_e){
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| 83 | _9.errback(_e); |
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| 84 | }); |
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| 85 | },_getUrl:function(_f,_10,url){ |
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| 86 | var _11;
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| 87 | if(_f=="GET"||_f=="DELETE"){ |
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| 88 | if(_10.length>0){ |
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| 89 | _11=_10[0];
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| 90 | } |
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| 91 | }else{
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| 92 | if(_10.length>1){ |
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| 93 | _11=_10[1];
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| 94 | } |
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| 95 | } |
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| 96 | if(_11){
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| 97 | var _12=""; |
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| 98 | for(var _13 in _11){ |
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| 99 | var _14=_11[_13];
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| 100 | if(_14){
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| 101 | _14=encodeURIComponent(_14); |
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| 102 | var _15="{"+_13+"}"; |
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| 103 | var _16=url.indexOf(_15);
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| 104 | if(_16>=0){ |
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| 105 | url=url.substring(0,_16)+_14+url.substring(_16+_15.length);
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| 106 | }else{
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| 107 | if(_12){
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| 108 | _12+="&";
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| 109 | } |
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| 110 | _12+=(_13+"="+_14);
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| 111 | } |
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| 112 | } |
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| 113 | } |
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| 114 | if(_12){
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| 115 | url+="?"+_12;
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| 116 | } |
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| 117 | } |
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| 118 | return url;
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| 119 | },_getContent:function(_17,_18){ |
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| 120 | if(_17=="POST"||_17=="PUT"){ |
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| 121 | return (_18?_18[0]:null); |
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| 122 | }else{
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| 123 | return null; |
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| 124 | } |
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| 125 | },_getResult:function(_19){ |
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| 126 | return _19;
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| 127 | }}); |
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| 128 | dojo.declare("dojox.wire.ml.XmlHandler",dojox.wire.ml.RestHandler,{contentType:"text/xml",handleAs:"xml",_getContent:function(_1a,_1b){ |
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| 129 | var _1c=null; |
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| 130 | if(_1a=="POST"||_1a=="PUT"){ |
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| 131 | var p=_1b[0]; |
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| 132 | if(p){
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| 133 | if(dojo.isString(p)){
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| 134 | _1c=p; |
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| 135 | }else{
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| 136 | var _1d=p;
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| 137 | if(_1d instanceof dojox.wire.ml.XmlElement){ |
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| 138 | _1d=_1d.element; |
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| 139 | }else{
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| 140 | if(_1d.nodeType===9){ |
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| 141 | _1d=_1d.documentElement; |
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| 142 | } |
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| 143 | } |
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| 144 | var _1e="<?xml version=\"1.0\"?>"; |
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| 145 | _1c=_1e+dojox.xml.parser.innerXML(_1d); |
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| 146 | } |
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| 147 | } |
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| 148 | } |
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| 149 | return _1c;
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| 150 | },_getResult:function(_1f){ |
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| 151 | if(_1f){
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| 152 | _1f=new dojox.wire.ml.XmlElement(_1f);
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| 153 | } |
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| 154 | return _1f;
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| 155 | }}); |
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| 156 | 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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| 157 | var _22=null; |
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| 158 | if(_20=="POST"||_20=="PUT"){ |
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| 159 | var p=(_21?_21[0]:undefined); |
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| 160 | if(p){
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| 161 | if(dojo.isString(p)){
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| 162 | _22=p; |
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| 163 | }else{
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| 164 | _22=dojo.toJson(p); |
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| 165 | } |
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| 166 | } |
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| 167 | } |
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| 168 | return _22;
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| 169 | }}); |
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| 170 | } |