| /* |
| 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){ |
| _6(_4[i],i); |
| } |
| }); |
| var _7; |
| function _8(_9){ |
| return _9.replace(/[^0-9A-Za-z_]/g,"_"); |
| }; |
| function _6(_a,id){ |
| if(_3&&!_7&&(id||(_a&&_a.__id))){ |
| dojox.storage.put(_8(id||_a.__id),typeof _a=="object"?dojox.json.ref.toJson(_a):_a,function(){ |
| },_2); |
| } |
| }; |
| function _c(_d){ |
| return _d instanceof Error&&(_d.status==503||_d.status>12000||!_d.status); |
| }; |
| function _e(){ |
| if(_3){ |
| var _f=dojox.storage.get("dirty",_2); |
| if(_f){ |
| for(var _10 in _f){ |
| _11(_10,_f); |
| } |
| } |
| } |
| }; |
| var _12; |
| function _13(){ |
| _12.sendChanges(); |
| _12.downloadChanges(); |
| }; |
| var _14=setInterval(_13,15000); |
| dojo.connect(document,"ononline",_13); |
| _12=dojox.rpc.OfflineRest={turnOffAutoSync:function(){ |
| clearInterval(_14); |
| },sync:_13,sendChanges:_e,downloadChanges:function(){ |
| },addStore:function(_15,_16){ |
| _12.stores.push(_15); |
| _15.fetch({queryOptions:{cache:true},query:_16,onComplete:function(_17,_18){ |
| _15._localBaseResults=_17; |
| _15._localBaseFetch=_18; |
| }}); |
| }}; |
| _12.stores=[]; |
| var _19=_1._get; |
| _1._get=function(_1a,id){ |
| try{ |
| _e(); |
| if(window.navigator&&navigator.onLine===false){ |
| throw new Error(); |
| } |
| var dfd=_19(_1a,id); |
| } |
| catch(e){ |
| dfd=new dojo.Deferred(); |
| dfd.errback(e); |
| } |
| var _1d=dojox.rpc._sync; |
| dfd.addCallback(function(_1e){ |
| _6(_1e,_1a.servicePath+id); |
| return _1e; |
| }); |
| dfd.addErrback(function(_1f){ |
| if(_3){ |
| if(_c(_1f)){ |
| var _20={}; |
| var _21=function(id,_23){ |
| if(_20[id]){ |
| return _23; |
| } |
| var _24=dojo.fromJson(dojox.storage.get(_8(id),_2))||_23; |
| _20[id]=_24; |
| for(var i in _24){ |
| var val=_24[i]; |
| if(val&&val.$ref){ |
| _24[i]=_21(val.$ref,val); |
| } |
| } |
| if(_24 instanceof Array){ |
| for(i=0;i<_24.length;i++){ |
| if(_24[i]===undefined){ |
| _24.splice(i--,1); |
| } |
| } |
| } |
| return _24; |
| }; |
| _7=true; |
| var _27=_21(_1a.servicePath+id); |
| if(!_27){ |
| return _1f; |
| } |
| _7=false; |
| return _27; |
| }else{ |
| return _1f; |
| } |
| }else{ |
| if(_1d){ |
| 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; |
| }; |
| var _28=_1._change; |
| _1._change=function(_29,_2a,id,_2c){ |
| if(!_3){ |
| return _28.apply(this,arguments); |
| } |
| var _2d=_2a.servicePath+id; |
| if(_29=="delete"){ |
| dojox.storage.remove(_8(_2d),_2); |
| }else{ |
| dojox.storage.put(_8(dojox.rpc.JsonRest._contentId),_2c,function(){ |
| },_2); |
| } |
| var _2e=_2a._store; |
| if(_2e){ |
| _2e.updateResultSet(_2e._localBaseResults,_2e._localBaseFetch); |
| dojox.storage.put(_8(_2a.servicePath+_2e._localBaseFetch.query),dojox.json.ref.toJson(_2e._localBaseResults),function(){ |
| },_2); |
| } |
| var _2f=dojox.storage.get("dirty",_2)||{}; |
| if(_29=="put"||_29=="delete"){ |
| var _30=_2d; |
| }else{ |
| _30=0; |
| for(var i in _2f){ |
| if(!isNaN(parseInt(i))){ |
| _30=i; |
| } |
| } |
| _30++; |
| } |
| _2f[_30]={method:_29,id:_2d,content:_2c}; |
| return _11(_30,_2f); |
| }; |
| function _11(_32,_33){ |
| var _34=_33[_32]; |
| var _35=dojox.rpc.JsonRest.getServiceAndId(_34.id); |
| var _36=_28(_34.method,_35.service,_35.id,_34.content); |
| _33[_32]=_34; |
| dojox.storage.put("dirty",_33,function(){ |
| },_2); |
| _36.addBoth(function(_37){ |
| if(_c(_37)){ |
| return null; |
| } |
| var _38=dojox.storage.get("dirty",_2)||{}; |
| delete _38[_32]; |
| dojox.storage.put("dirty",_38,function(){ |
| },_2); |
| return _37; |
| }); |
| return _36; |
| }; |
| dojo.connect(_4,"onLoad",_6); |
| dojo.connect(_4,"onUpdate",_6); |
| })(); |
| } |
