root / trunk / web / dojo / dojox / cometd / callbackPollTransport.js @ 13
History | View | Annotate | Download (2.7 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.cometd.callbackPollTransport"]){ |
||
| 9 | dojo._hasResource["dojox.cometd.callbackPollTransport"]=true; |
||
| 10 | dojo.provide("dojox.cometd.callbackPollTransport");
|
||
| 11 | dojo.require("dojox.cometd._base");
|
||
| 12 | dojo.require("dojox.cometd.longPollTransport");
|
||
| 13 | dojo.require("dojo.io.script");
|
||
| 14 | dojox.cometd.callbackPollTransport=new function(){ |
||
| 15 | this._connectionType="callback-polling"; |
||
| 16 | this._cometd=null; |
||
| 17 | this.check=function(_1,_2,_3){ |
||
| 18 | return (dojo.indexOf(_1,"callback-polling")>=0); |
||
| 19 | }; |
||
| 20 | this.tunnelInit=function(){ |
||
| 21 | var _4={channel:"/meta/connect",clientId:this._cometd.clientId,connectionType:this._connectionType,id:""+this._cometd.messageId++}; |
||
| 22 | _4=this._cometd._extendOut(_4);
|
||
| 23 | this.openTunnelWith([_4]);
|
||
| 24 | }; |
||
| 25 | this.tunnelCollapse=dojox.cometd.longPollTransport.tunnelCollapse;
|
||
| 26 | this._connect=dojox.cometd.longPollTransport._connect;
|
||
| 27 | this.deliver=dojox.cometd.longPollTransport.deliver;
|
||
| 28 | this.openTunnelWith=function(_5,_6){ |
||
| 29 | this._cometd._polling=true; |
||
| 30 | var _7={load:dojo.hitch(this,function(_8){ |
||
| 31 | this._cometd._polling=false; |
||
| 32 | this._cometd.deliver(_8);
|
||
| 33 | this._cometd._backon();
|
||
| 34 | this.tunnelCollapse();
|
||
| 35 | }),error:dojo.hitch(this,function(_9){ |
||
| 36 | this._cometd._polling=false; |
||
| 37 | this._cometd._publishMeta("connect",false); |
||
| 38 | this._cometd._backoff();
|
||
| 39 | this.tunnelCollapse();
|
||
| 40 | }),url:(_6||this._cometd.url),content:{message:dojo.toJson(_5)},callbackParamName:"jsonp"}; |
||
| 41 | var _a=this._cometd._connectTimeout(); |
||
| 42 | if(_a>0){ |
||
| 43 | _7.timeout=_a; |
||
| 44 | } |
||
| 45 | dojo.io.script.get(_7); |
||
| 46 | }; |
||
| 47 | this.sendMessages=function(_b){ |
||
| 48 | for(var i=0;i<_b.length;i++){ |
||
| 49 | _b[i].clientId=this._cometd.clientId;
|
||
| 50 | _b[i].id=""+this._cometd.messageId++; |
||
| 51 | _b[i]=this._cometd._extendOut(_b[i]);
|
||
| 52 | } |
||
| 53 | var _c={url:this._cometd.url||dojo.config["cometdRoot"],load:dojo.hitch(this._cometd,"deliver"),callbackParamName:"jsonp",content:{message:dojo.toJson(_b)},error:dojo.hitch(this,function(_d){ |
||
| 54 | this._cometd._publishMeta("publish",false,{messages:_b}); |
||
| 55 | }),timeout:this._cometd.expectedNetworkDelay}; |
||
| 56 | return dojo.io.script.get(_c);
|
||
| 57 | }; |
||
| 58 | this.startup=function(_e){ |
||
| 59 | if(this._cometd._connected){ |
||
| 60 | return;
|
||
| 61 | } |
||
| 62 | this.tunnelInit();
|
||
| 63 | }; |
||
| 64 | this.disconnect=dojox.cometd.longPollTransport.disconnect;
|
||
| 65 | this.disconnect=function(){ |
||
| 66 | var _f={channel:"/meta/disconnect",clientId:this._cometd.clientId,id:""+this._cometd.messageId++}; |
||
| 67 | _f=this._cometd._extendOut(_f);
|
||
| 68 | dojo.io.script.get({url:this._cometd.url||dojo.config["cometdRoot"],callbackParamName:"jsonp",content:{message:dojo.toJson([_f])}});
|
||
| 69 | }; |
||
| 70 | this.cancelConnect=function(){ |
||
| 71 | }; |
||
| 72 | }; |
||
| 73 | dojox.cometd.connectionTypes.register("callback-polling",dojox.cometd.callbackPollTransport.check,dojox.cometd.callbackPollTransport);
|
||
| 74 | } |