root / trunk / web / dojo / dojox / xmpp / TransportSession.js @ 9
History | View | Annotate | Download (8.46 KB)
| 1 | 9 | andrej.cim | /*
|
|---|---|---|---|
| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
|
||
| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
|
||
| 4 | see: http://dojotoolkit.org/license for details
|
||
| 5 | */
|
||
| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.xmpp.TransportSession"]){ |
||
| 9 | dojo._hasResource["dojox.xmpp.TransportSession"]=true; |
||
| 10 | dojo.provide("dojox.xmpp.TransportSession");
|
||
| 11 | dojo.require("dojox.xmpp.bosh");
|
||
| 12 | dojo.require("dojox.xmpp.util");
|
||
| 13 | dojo.require("dojox.data.dom");
|
||
| 14 | dojox.xmpp.TransportSession=function(_1){ |
||
| 15 | this.sendTimeout=(this.wait+20)*1000; |
||
| 16 | if(_1&&dojo.isObject(_1)){
|
||
| 17 | dojo.mixin(this,_1);
|
||
| 18 | if(this.useScriptSrcTransport){ |
||
| 19 | this.transportIframes=[];
|
||
| 20 | } |
||
| 21 | } |
||
| 22 | }; |
||
| 23 | dojo.extend(dojox.xmpp.TransportSession,{rid:0,hold:1,polling:1000,secure:false,wait:60,lang:"en",submitContentType:"text/xml; charset=utf=8",serviceUrl:"/httpbind",defaultResource:"dojoIm",domain:"imserver.com",sendTimeout:0,useScriptSrcTransport:false,keepAliveTimer:null,state:"NotReady",transmitState:"Idle",protocolPacketQueue:[],outboundQueue:[],outboundRequests:{},inboundQueue:[],deferredRequests:{},matchTypeIdAttribute:{},open:function(){
|
||
| 24 | this.status="notReady"; |
||
| 25 | this.rid=Math.round(Math.random()*1000000000); |
||
| 26 | this.protocolPacketQueue=[];
|
||
| 27 | this.outboundQueue=[];
|
||
| 28 | this.outboundRequests={};
|
||
| 29 | this.inboundQueue=[];
|
||
| 30 | this.deferredRequests={};
|
||
| 31 | this.matchTypeIdAttribute={};
|
||
| 32 | this.keepAliveTimer=setTimeout(dojo.hitch(this,"_keepAlive"),10000); |
||
| 33 | if(this.useScriptSrcTransport){ |
||
| 34 | dojox.xmpp.bosh.initialize({iframes:this.hold+1,load:dojo.hitch(this,function(){
|
||
| 35 | this._sendLogin();
|
||
| 36 | })}); |
||
| 37 | }else{
|
||
| 38 | this._sendLogin();
|
||
| 39 | } |
||
| 40 | },_sendLogin:function(){ |
||
| 41 | var _2=this.rid++; |
||
| 42 | var _3={content:this.submitContentType,hold:this.hold,rid:_2,to:this.domain,secure:this.secure,wait:this.wait,"xml:lang":this.lang,"xmpp:version":"1.0",xmlns:dojox.xmpp.xmpp.BODY_NS,"xmlns:xmpp":"urn:xmpp:xbosh"}; |
||
| 43 | var _4=dojox.xmpp.util.createElement("body",_3,true); |
||
| 44 | this.addToOutboundQueue(_4,_2);
|
||
| 45 | },_sendRestart:function(){ |
||
| 46 | var _5=this.rid++; |
||
| 47 | var _6={rid:_5,sid:this.sid,to:this.domain,"xmpp:restart":"true","xml:lang":this.lang,xmlns:dojox.xmpp.xmpp.BODY_NS,"xmlns:xmpp":"urn:xmpp:xbosh"}; |
||
| 48 | var _7=dojox.xmpp.util.createElement("body",_6,true); |
||
| 49 | this.addToOutboundQueue(_7,_5);
|
||
| 50 | },processScriptSrc:function(_8,_9){ |
||
| 51 | var _a=dojox.xml.parser.parse(_8,"text/xml"); |
||
| 52 | if(_a){
|
||
| 53 | this.processDocument(_a,_9);
|
||
| 54 | }else{
|
||
| 55 | } |
||
| 56 | },_keepAlive:function(){ |
||
| 57 | if(this.state=="wait"||this.isTerminated()){ |
||
| 58 | return;
|
||
| 59 | } |
||
| 60 | this._dispatchPacket();
|
||
| 61 | this.keepAliveTimer=setTimeout(dojo.hitch(this,"_keepAlive"),10000); |
||
| 62 | },close:function(_b){ |
||
| 63 | var _c=this.rid++; |
||
| 64 | var _d={sid:this.sid,rid:_c,type:"terminate"}; |
||
| 65 | var _e=null; |
||
| 66 | if(_b){
|
||
| 67 | _e=new dojox.string.Builder(dojox.xmpp.util.createElement("body",_d,false)); |
||
| 68 | _e.append(_b); |
||
| 69 | _e.append("</body>");
|
||
| 70 | }else{
|
||
| 71 | _e=new dojox.string.Builder(dojox.xmpp.util.createElement("body",_d,false)); |
||
| 72 | } |
||
| 73 | this.addToOutboundQueue(_e.toString(),_c);
|
||
| 74 | this.state=="Terminate"; |
||
| 75 | },dispatchPacket:function(_f,_10,_11,_12){ |
||
| 76 | if(_f){
|
||
| 77 | this.protocolPacketQueue.push(_f);
|
||
| 78 | } |
||
| 79 | var def=new dojo.Deferred(); |
||
| 80 | if(_10&&_11){
|
||
| 81 | def.protocolMatchType=_10; |
||
| 82 | def.matchId=_11; |
||
| 83 | def.matchProperty=_12||"id";
|
||
| 84 | if(def.matchProperty!="id"){ |
||
| 85 | this.matchTypeIdAttribute[_10]=def.matchProperty;
|
||
| 86 | } |
||
| 87 | } |
||
| 88 | this.deferredRequests[def.protocolMatchType+"-"+def.matchId]=def; |
||
| 89 | if(!this.dispatchTimer){ |
||
| 90 | this.dispatchTimer=setTimeout(dojo.hitch(this,"_dispatchPacket"),600); |
||
| 91 | } |
||
| 92 | return def;
|
||
| 93 | },_dispatchPacket:function(){ |
||
| 94 | clearTimeout(this.dispatchTimer);
|
||
| 95 | delete this.dispatchTimer; |
||
| 96 | if(!this.sid){ |
||
| 97 | return;
|
||
| 98 | } |
||
| 99 | if(!this.authId){ |
||
| 100 | return;
|
||
| 101 | } |
||
| 102 | if(this.transmitState!="error"&&(this.protocolPacketQueue.length==0)&&(this.outboundQueue.length>0)){ |
||
| 103 | return;
|
||
| 104 | } |
||
| 105 | if(this.state=="wait"||this.isTerminated()){ |
||
| 106 | return;
|
||
| 107 | } |
||
| 108 | var req={sid:this.sid,xmlns:dojox.xmpp.xmpp.BODY_NS}; |
||
| 109 | var _13;
|
||
| 110 | if(this.protocolPacketQueue.length>0){ |
||
| 111 | req.rid=this.rid++;
|
||
| 112 | _13=new dojox.string.Builder(dojox.xmpp.util.createElement("body",req,false)); |
||
| 113 | _13.append(this.processProtocolPacketQueue());
|
||
| 114 | _13.append("</body>");
|
||
| 115 | delete this.lastPollTime; |
||
| 116 | }else{
|
||
| 117 | if(this.lastPollTime){ |
||
| 118 | var now=new Date().getTime(); |
||
| 119 | if(now-this.lastPollTime<this.polling){ |
||
| 120 | this.dispatchTimer=setTimeout(dojo.hitch(this,"_dispatchPacket"),this.polling-(now-this.lastPollTime)+10); |
||
| 121 | return;
|
||
| 122 | } |
||
| 123 | } |
||
| 124 | req.rid=this.rid++;
|
||
| 125 | this.lastPollTime=new Date().getTime(); |
||
| 126 | _13=new dojox.string.Builder(dojox.xmpp.util.createElement("body",req,true)); |
||
| 127 | } |
||
| 128 | this.addToOutboundQueue(_13.toString(),req.rid);
|
||
| 129 | },redispatchPacket:function(rid){ |
||
| 130 | var env=this.outboundRequests[rid]; |
||
| 131 | this.sendXml(env,rid);
|
||
| 132 | },addToOutboundQueue:function(msg,rid){ |
||
| 133 | this.outboundQueue.push({msg:msg,rid:rid}); |
||
| 134 | this.outboundRequests[rid]=msg;
|
||
| 135 | this.sendXml(msg,rid);
|
||
| 136 | },removeFromOutboundQueue:function(rid){ |
||
| 137 | for(var i=0;i<this.outboundQueue.length;i++){ |
||
| 138 | if(rid==this.outboundQueue[i]["rid"]){ |
||
| 139 | this.outboundQueue.splice(i,1); |
||
| 140 | break;
|
||
| 141 | } |
||
| 142 | } |
||
| 143 | delete this.outboundRequests[rid]; |
||
| 144 | },processProtocolPacketQueue:function(){ |
||
| 145 | var _14=new dojox.string.Builder(); |
||
| 146 | for(var i=0;i<this.protocolPacketQueue.length;i++){ |
||
| 147 | _14.append(this.protocolPacketQueue[i]);
|
||
| 148 | } |
||
| 149 | this.protocolPacketQueue=[];
|
||
| 150 | return _14.toString();
|
||
| 151 | },sendXml:function(_15,rid){ |
||
| 152 | if(this.isTerminated()){ |
||
| 153 | return false; |
||
| 154 | } |
||
| 155 | this.transmitState="transmitting"; |
||
| 156 | var def=null; |
||
| 157 | if(this.useScriptSrcTransport){ |
||
| 158 | def=dojox.xmpp.bosh.get({rid:rid,url:this.serviceUrl+"?"+encodeURIComponent(_15),error:dojo.hitch(this,function(res,io){
|
||
| 159 | this.setState("Terminate","error"); |
||
| 160 | return false; |
||
| 161 | }),timeout:this.sendTimeout}); |
||
| 162 | }else{
|
||
| 163 | def=dojo.rawXhrPost({contentType:"text/xml",url:this.serviceUrl,postData:_15,handleAs:"xml",error:dojo.hitch(this,function(res,io){
|
||
| 164 | return this.processError(io.xhr.responseXML,io.xhr.status,rid); |
||
| 165 | }),timeout:this.sendTimeout}); |
||
| 166 | } |
||
| 167 | def.addCallback(this,function(res){ |
||
| 168 | return this.processDocument(res,rid); |
||
| 169 | }); |
||
| 170 | return def;
|
||
| 171 | },processDocument:function(doc,rid){ |
||
| 172 | if(this.isTerminated()||!doc.firstChild){ |
||
| 173 | return false; |
||
| 174 | } |
||
| 175 | this.transmitState="idle"; |
||
| 176 | var _16=doc.firstChild;
|
||
| 177 | if(_16.nodeName!="body"){ |
||
| 178 | } |
||
| 179 | if(this.outboundQueue.length<1){ |
||
| 180 | return false; |
||
| 181 | } |
||
| 182 | var _17=this.outboundQueue[0]["rid"]; |
||
| 183 | if(rid==_17){
|
||
| 184 | this.removeFromOutboundQueue(rid);
|
||
| 185 | this.processResponse(_16,rid);
|
||
| 186 | this.processInboundQueue();
|
||
| 187 | }else{
|
||
| 188 | var gap=rid-_17;
|
||
| 189 | if(gap<this.hold+2){ |
||
| 190 | this.addToInboundQueue(doc,rid);
|
||
| 191 | }else{
|
||
| 192 | } |
||
| 193 | } |
||
| 194 | return doc;
|
||
| 195 | },processInboundQueue:function(){ |
||
| 196 | while(this.inboundQueue.length>0){ |
||
| 197 | var _18=this.inboundQueue.shift(); |
||
| 198 | this.processDocument(_18["doc"],_18["rid"]); |
||
| 199 | } |
||
| 200 | },addToInboundQueue:function(doc,rid){ |
||
| 201 | for(var i=0;i<this.inboundQueue.length;i++){ |
||
| 202 | if(rid<this.inboundQueue[i]["rid"]){ |
||
| 203 | continue;
|
||
| 204 | } |
||
| 205 | this.inboundQueue.splice(i,0,{doc:doc,rid:rid}); |
||
| 206 | } |
||
| 207 | },processResponse:function(_19,rid){ |
||
| 208 | if(_19.getAttribute("type")=="terminate"){ |
||
| 209 | var _1a=_19.firstChild.firstChild;
|
||
| 210 | var _1b=""; |
||
| 211 | if(_1a.nodeName=="conflict"){ |
||
| 212 | _1b="conflict";
|
||
| 213 | } |
||
| 214 | this.setState("Terminate",_1b); |
||
| 215 | return;
|
||
| 216 | } |
||
| 217 | if((this.state!="Ready")&&(this.state!="Terminate")){ |
||
| 218 | var sid=_19.getAttribute("sid"); |
||
| 219 | if(sid){
|
||
| 220 | this.sid=sid;
|
||
| 221 | }else{
|
||
| 222 | throw new Error("No sid returned during xmpp session startup"); |
||
| 223 | } |
||
| 224 | this.authId=_19.getAttribute("authid"); |
||
| 225 | if(this.authId==""){ |
||
| 226 | if(this.authRetries--<1){ |
||
| 227 | console.error("Unable to obtain Authorization ID");
|
||
| 228 | this.terminateSession();
|
||
| 229 | } |
||
| 230 | } |
||
| 231 | this.wait=_19.getAttribute("wait"); |
||
| 232 | if(_19.getAttribute("polling")){ |
||
| 233 | this.polling=parseInt(_19.getAttribute("polling"))*1000; |
||
| 234 | } |
||
| 235 | this.inactivity=_19.getAttribute("inactivity"); |
||
| 236 | this.setState("Ready"); |
||
| 237 | } |
||
| 238 | dojo.forEach(_19.childNodes,function(_1c){
|
||
| 239 | this.processProtocolResponse(_1c,rid);
|
||
| 240 | },this);
|
||
| 241 | if(this.transmitState=="idle"){ |
||
| 242 | this.dispatchPacket();
|
||
| 243 | } |
||
| 244 | },processProtocolResponse:function(msg,rid){ |
||
| 245 | this.onProcessProtocolResponse(msg);
|
||
| 246 | var key=msg.nodeName+"-"+msg.getAttribute("id"); |
||
| 247 | var def=this.deferredRequests[key]; |
||
| 248 | if(def){
|
||
| 249 | def.callback(msg); |
||
| 250 | delete this.deferredRequests[key]; |
||
| 251 | } |
||
| 252 | },setState:function(_1d,_1e){ |
||
| 253 | if(this.state!=_1d){ |
||
| 254 | if(this["on"+_1d]){ |
||
| 255 | this["on"+_1d](_1d,this.state,_1e); |
||
| 256 | } |
||
| 257 | this.state=_1d;
|
||
| 258 | } |
||
| 259 | },isTerminated:function(){ |
||
| 260 | return this.state=="Terminate"; |
||
| 261 | },processError:function(err,_1f,rid){ |
||
| 262 | if(this.isTerminated()){ |
||
| 263 | return false; |
||
| 264 | } |
||
| 265 | if(_1f!=200){ |
||
| 266 | if(_1f>=400&&_1f<500){ |
||
| 267 | this.setState("Terminate",_20); |
||
| 268 | return false; |
||
| 269 | }else{
|
||
| 270 | this.removeFromOutboundQueue(rid);
|
||
| 271 | setTimeout(dojo.hitch(this,function(){ |
||
| 272 | this.dispatchPacket();
|
||
| 273 | }),200);
|
||
| 274 | return true; |
||
| 275 | } |
||
| 276 | return false; |
||
| 277 | } |
||
| 278 | if(err&&err.dojoType&&err.dojoType=="timeout"){ |
||
| 279 | } |
||
| 280 | this.removeFromOutboundQueue(rid);
|
||
| 281 | if(err&&err.firstChild){
|
||
| 282 | if(err.firstChild.getAttribute("type")=="terminate"){ |
||
| 283 | var _21=err.firstChild.firstChild;
|
||
| 284 | var _20=""; |
||
| 285 | if(_21&&_21.nodeName=="conflict"){ |
||
| 286 | _20="conflict";
|
||
| 287 | } |
||
| 288 | this.setState("Terminate",_20); |
||
| 289 | return false; |
||
| 290 | } |
||
| 291 | } |
||
| 292 | this.transmitState="error"; |
||
| 293 | setTimeout(dojo.hitch(this,function(){ |
||
| 294 | this.dispatchPacket();
|
||
| 295 | }),200);
|
||
| 296 | return true; |
||
| 297 | },onTerminate:function(_22,_23,_24){ |
||
| 298 | },onProcessProtocolResponse:function(msg){ |
||
| 299 | },onReady:function(_25,_26){ |
||
| 300 | }}); |
||
| 301 | } |