| /* |
| Copyright (c) 2004-2009, The Dojo Foundation All Rights Reserved. |
| Available via Academic Free License >= 2.1 OR the modified BSD license. |
| see: http://dojotoolkit.org/license for details |
| */ |
| |
| |
| if(!dojo._hasResource["dojox.rpc.OfflineRest"]){ |
| dojo._hasResource["dojox.rpc.OfflineRest"]=true; |
| dojo.provide("dojox.rpc.OfflineRest"); |
| dojo.require("dojox.data.ClientFilter"); |
| dojo.require("dojox.rpc.Rest"); |
| dojo.require("dojox.storage"); |
| (function(){ |
| var _1=dojox.rpc.Rest; |
| var _2="dojox_rpc_OfflineRest"; |
| var _3; |
| var _4=_1._index; |
| dojox.storage.manager.addOnLoad(function(){ |
| _3=dojox.storage.manager.available; |
| for(var i in _4){ |
| _5(_4[i],i); |
| } |
| }); |
| var _6; |
| function _7(_8){ |
| return _8.replace(/[^0-9A-Za-z_]/g,"_"); |
| }; |
| function _5(_9,id){ |
| if(_3&&!_6&&(id||(_9&&_9.__id))){ |
| dojox.storage.put(_7(id||_9.__id),typeof _9=="object"?dojox.json.ref.toJson(_9):_9,function(){ |
| },_2); |
| } |
| }; |
| function _a(_b){ |
| return _b instanceof Error&&(_b.status==503||_b.status>12000||!_b.status); |
| }; |
| function _c(){ |
| if(_3){ |
| var _d=dojox.storage.get("dirty",_2); |
| if(_d){ |
| for(var _e in _d){ |
| _f(_e,_d); |
| } |
| } |
| } |
| }; |
| var _10; |
| function _11(){ |
| _10.sendChanges(); |
| _10.downloadChanges(); |
| }; |
| var _12=setInterval(_11,15000); |
| dojo.connect(document,"ononline",_11); |
| _10=dojox.rpc.OfflineRest={turnOffAutoSync:function(){ |
| clearInterval(_12); |
| },sync:_11,sendChanges:_c,downloadChanges:function(){ |
| },addStore:function(_13,_14){ |
| _10.stores.push(_13); |
| _13.fetch({queryOptions:{cache:true},query:_14,onComplete:function(_15,_16){ |
| _13._localBaseResults=_15; |
| _13._localBaseFetch=_16; |
| }}); |
| }}; |
| _10.stores=[]; |
| var _17=_1._get; |
| _1._get=function(_18,id){ |
| try{ |
| _c(); |
| if(window.navigator&&navigator.onLine===false){ |
| throw new Error(); |
| } |
| var dfd=_17(_18,id); |
| } |
| catch(e){ |
| dfd=new dojo.Deferred(); |
| dfd.errback(e); |
| } |
| var _19=dojox.rpc._sync; |
| dfd.addCallback(function(_1a){ |
| _5(_1a,_18._getRequest(id).url); |
| return _1a; |
| }); |
| dfd.addErrback(function(_1b){ |
| if(_3){ |
| if(_a(_1b)){ |
| var _1c={}; |
| var _1d=function(id,_1e){ |
| if(_1c[id]){ |
| return _1e; |
| } |
| var _1f=dojo.fromJson(dojox.storage.get(_7(id),_2))||_1e; |
| _1c[id]=_1f; |
| for(var i in _1f){ |
| var val=_1f[i]; |
| id=val&&val.$ref; |
| if(id){ |
| if(id.substring&&id.substring(0,4)=="cid:"){ |
| id=id.substring(4); |
| } |
| _1f[i]=_1d(id,val); |
| } |
| } |
| if(_1f instanceof Array){ |
| for(i=0;i<_1f.length;i++){ |
| if(_1f[i]===undefined){ |
| _1f.splice(i--,1); |
| } |
| } |
| } |
| return _1f; |
| }; |
| _6=true; |
| var _20=_1d(_18._getRequest(id).url); |
| if(!_20){ |
| return _1b; |
| } |
| _6=false; |
| return _20; |
| }else{ |
| return _1b; |
| } |
| }else{ |
| if(_19){ |
| return new Error("Storage manager not loaded, can not continue"); |
| } |
| dfd=new dojo.Deferred(); |
| dfd.addCallback(arguments.callee); |
| dojox.storage.manager.addOnLoad(function(){ |
| dfd.callback(); |
| }); |
| return dfd; |
| } |
| }); |
| return dfd; |
| }; |
| function _21(_22,_23,_24,_25,_26){ |
| if(_22=="delete"){ |
| dojox.storage.remove(_7(_23),_2); |
| }else{ |
| dojox.storage.put(_7(_24),_25,function(){ |
| },_2); |
| } |
| var _27=_26&&_26._store; |
| if(_27){ |
| _27.updateResultSet(_27._localBaseResults,_27._localBaseFetch); |
| dojox.storage.put(_7(_26._getRequest(_27._localBaseFetch.query).url),dojox.json.ref.toJson(_27._localBaseResults),function(){ |
| },_2); |
| } |
| }; |
| dojo.addOnLoad(function(){ |
| dojo.connect(dojox.data,"restListener",function(_28){ |
| var _29=_28.channel; |
| var _2a=_28.event.toLowerCase(); |
| var _2b=dojox.rpc.JsonRest&&dojox.rpc.JsonRest.getServiceAndId(_29).service; |
| _21(_2a,_29,_2a=="post"?_29+_28.result.id:_29,dojo.toJson(_28.result),_2b); |
| }); |
| }); |
| var _2c=_1._change; |
| _1._change=function(_2d,_2e,id,_2f){ |
| if(!_3){ |
| return _2c.apply(this,arguments); |
| } |
| var _30=_2e._getRequest(id).url; |
| _21(_2d,_30,dojox.rpc.JsonRest._contentId,_2f,_2e); |
| var _31=dojox.storage.get("dirty",_2)||{}; |
| if(_2d=="put"||_2d=="delete"){ |
| var _32=_30; |
| }else{ |
| _32=0; |
| for(var i in _31){ |
| if(!isNaN(parseInt(i))){ |
| _32=i; |
| } |
| } |
| _32++; |
| } |
| _31[_32]={method:_2d,id:_30,content:_2f}; |
| return _f(_32,_31); |
| }; |
| function _f(_33,_34){ |
| var _35=_34[_33]; |
| var _36=dojox.rpc.JsonRest.getServiceAndId(_35.id); |
| var _37=_2c(_35.method,_36.service,_36.id,_35.content); |
| _34[_33]=_35; |
| dojox.storage.put("dirty",_34,function(){ |
| },_2); |
| _37.addBoth(function(_38){ |
| if(_a(_38)){ |
| return null; |
| } |
| var _39=dojox.storage.get("dirty",_2)||{}; |
| delete _39[_33]; |
| dojox.storage.put("dirty",_39,function(){ |
| },_2); |
| return _38; |
| }); |
| return _37; |
| }; |
| dojo.connect(_4,"onLoad",_5); |
| dojo.connect(_4,"onUpdate",_5); |
| })(); |
| } |
