| /* |
| 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["dojo.data.ItemFileReadStore"]){ |
| dojo._hasResource["dojo.data.ItemFileReadStore"]=true; |
| dojo.provide("dojo.data.ItemFileReadStore"); |
| dojo.require("dojo.data.util.filter"); |
| dojo.require("dojo.data.util.simpleFetch"); |
| dojo.require("dojo.date.stamp"); |
| dojo.declare("dojo.data.ItemFileReadStore",null,{constructor:function(_1){ |
| this._arrayOfAllItems=[]; |
| this._arrayOfTopLevelItems=[]; |
| this._loadFinished=false; |
| this._jsonFileUrl=_1.url; |
| this._ccUrl=_1.url; |
| this.url=_1.url; |
| this._jsonData=_1.data; |
| this.data=null; |
| this._datatypeMap=_1.typeMap||{}; |
| if(!this._datatypeMap["Date"]){ |
| this._datatypeMap["Date"]={type:Date,deserialize:function(_2){ |
| return dojo.date.stamp.fromISOString(_2); |
| }}; |
| } |
| this._features={"dojo.data.api.Read":true,"dojo.data.api.Identity":true}; |
| this._itemsByIdentity=null; |
| this._storeRefPropName="_S"; |
| this._itemNumPropName="_0"; |
| this._rootItemPropName="_RI"; |
| this._reverseRefMap="_RRM"; |
| this._loadInProgress=false; |
| this._queuedFetches=[]; |
| if(_1.urlPreventCache!==undefined){ |
| this.urlPreventCache=_1.urlPreventCache?true:false; |
| } |
| if(_1.hierarchical!==undefined){ |
| this.hierarchical=_1.hierarchical?true:false; |
| } |
| if(_1.clearOnClose){ |
| this.clearOnClose=true; |
| } |
| if("failOk" in _1){ |
| this.failOk=_1.failOk?true:false; |
| } |
| },url:"",_ccUrl:"",data:null,typeMap:null,clearOnClose:false,urlPreventCache:false,failOk:false,hierarchical:true,_assertIsItem:function(_3){ |
| if(!this.isItem(_3)){ |
| throw new Error("dojo.data.ItemFileReadStore: Invalid item argument."); |
| } |
| },_assertIsAttribute:function(_4){ |
| if(typeof _4!=="string"){ |
| throw new Error("dojo.data.ItemFileReadStore: Invalid attribute argument."); |
| } |
| },getValue:function(_5,_6,_7){ |
| var _8=this.getValues(_5,_6); |
| return (_8.length>0)?_8[0]:_7; |
| },getValues:function(_9,_a){ |
| this._assertIsItem(_9); |
| this._assertIsAttribute(_a); |
| return _9[_a]||[]; |
| },getAttributes:function(_b){ |
| this._assertIsItem(_b); |
| var _c=[]; |
| for(var _d in _b){ |
| if((_d!==this._storeRefPropName)&&(_d!==this._itemNumPropName)&&(_d!==this._rootItemPropName)&&(_d!==this._reverseRefMap)){ |
| _c.push(_d); |
| } |
| } |
| return _c; |
| },hasAttribute:function(_e,_f){ |
| this._assertIsItem(_e); |
| this._assertIsAttribute(_f); |
| return (_f in _e); |
| },containsValue:function(_10,_11,_12){ |
| var _13=undefined; |
| if(typeof _12==="string"){ |
| _13=dojo.data.util.filter.patternToRegExp(_12,false); |
| } |
| return this._containsValue(_10,_11,_12,_13); |
| },_containsValue:function(_14,_15,_16,_17){ |
| return dojo.some(this.getValues(_14,_15),function(_18){ |
| if(_18!==null&&!dojo.isObject(_18)&&_17){ |
| if(_18.toString().match(_17)){ |
| return true; |
| } |
| }else{ |
| if(_16===_18){ |
| return true; |
| } |
| } |
| }); |
| },isItem:function(_19){ |
| if(_19&&_19[this._storeRefPropName]===this){ |
| if(this._arrayOfAllItems[_19[this._itemNumPropName]]===_19){ |
| return true; |
| } |
| } |
| return false; |
| },isItemLoaded:function(_1a){ |
| return this.isItem(_1a); |
| },loadItem:function(_1b){ |
| this._assertIsItem(_1b.item); |
| },getFeatures:function(){ |
| return this._features; |
| },getLabel:function(_1c){ |
| if(this._labelAttr&&this.isItem(_1c)){ |
| return this.getValue(_1c,this._labelAttr); |
| } |
| return undefined; |
| },getLabelAttributes:function(_1d){ |
| if(this._labelAttr){ |
| return [this._labelAttr]; |
| } |
| return null; |
| },_fetchItems:function(_1e,_1f,_20){ |
| var _21=this; |
| var _22=function(_23,_24){ |
| var _25=[]; |
| var i,key; |
| if(_23.query){ |
| var _26; |
| var _27=_23.queryOptions?_23.queryOptions.ignoreCase:false; |
| var _28={}; |
| for(key in _23.query){ |
| _26=_23.query[key]; |
| if(typeof _26==="string"){ |
| _28[key]=dojo.data.util.filter.patternToRegExp(_26,_27); |
| }else{ |
| if(_26 instanceof RegExp){ |
| _28[key]=_26; |
| } |
| } |
| } |
| for(i=0;i<_24.length;++i){ |
| var _29=true; |
| var _2a=_24[i]; |
| if(_2a===null){ |
| _29=false; |
| }else{ |
| for(key in _23.query){ |
| _26=_23.query[key]; |
| if(!_21._containsValue(_2a,key,_26,_28[key])){ |
| _29=false; |
| } |
| } |
| } |
| if(_29){ |
| _25.push(_2a); |
| } |
| } |
| _1f(_25,_23); |
| }else{ |
| for(i=0;i<_24.length;++i){ |
| var _2b=_24[i]; |
| if(_2b!==null){ |
| _25.push(_2b); |
| } |
| } |
| _1f(_25,_23); |
| } |
| }; |
| if(this._loadFinished){ |
| _22(_1e,this._getItemsArray(_1e.queryOptions)); |
| }else{ |
| if(this._jsonFileUrl!==this._ccUrl){ |
| dojo.deprecated("dojo.data.ItemFileReadStore: ","To change the url, set the url property of the store,"+" not _jsonFileUrl. _jsonFileUrl support will be removed in 2.0"); |
| this._ccUrl=this._jsonFileUrl; |
| this.url=this._jsonFileUrl; |
| }else{ |
| if(this.url!==this._ccUrl){ |
| this._jsonFileUrl=this.url; |
| this._ccUrl=this.url; |
| } |
| } |
| if(this.data!=null&&this._jsonData==null){ |
| this._jsonData=this.data; |
| this.data=null; |
| } |
| if(this._jsonFileUrl){ |
| if(this._loadInProgress){ |
| this._queuedFetches.push({args:_1e,filter:_22}); |
| }else{ |
| this._loadInProgress=true; |
| var _2c={url:_21._jsonFileUrl,handleAs:"json-comment-optional",preventCache:this.urlPreventCache,failOk:this.failOk}; |
| var _2d=dojo.xhrGet(_2c); |
| _2d.addCallback(function(_2e){ |
| try{ |
| _21._getItemsFromLoadedData(_2e); |
| _21._loadFinished=true; |
| _21._loadInProgress=false; |
| _22(_1e,_21._getItemsArray(_1e.queryOptions)); |
| _21._handleQueuedFetches(); |
| } |
| catch(e){ |
| _21._loadFinished=true; |
| _21._loadInProgress=false; |
| _20(e,_1e); |
| } |
| }); |
| _2d.addErrback(function(_2f){ |
| _21._loadInProgress=false; |
| _20(_2f,_1e); |
| }); |
| var _30=null; |
| if(_1e.abort){ |
| _30=_1e.abort; |
| } |
| _1e.abort=function(){ |
| var df=_2d; |
| if(df&&df.fired===-1){ |
| df.cancel(); |
| df=null; |
| } |
| if(_30){ |
| _30.call(_1e); |
| } |
| }; |
| } |
| }else{ |
| if(this._jsonData){ |
| try{ |
| this._loadFinished=true; |
| this._getItemsFromLoadedData(this._jsonData); |
| this._jsonData=null; |
| _22(_1e,this._getItemsArray(_1e.queryOptions)); |
| } |
| catch(e){ |
| _20(e,_1e); |
| } |
| }else{ |
| _20(new Error("dojo.data.ItemFileReadStore: No JSON source data was provided as either URL or a nested Javascript object."),_1e); |
| } |
| } |
| } |
| },_handleQueuedFetches:function(){ |
| if(this._queuedFetches.length>0){ |
| for(var i=0;i<this._queuedFetches.length;i++){ |
| var _31=this._queuedFetches[i]; |
| var _32=_31.args; |
| var _33=_31.filter; |
| if(_33){ |
| _33(_32,this._getItemsArray(_32.queryOptions)); |
| }else{ |
| this.fetchItemByIdentity(_32); |
| } |
| } |
| this._queuedFetches=[]; |
| } |
| },_getItemsArray:function(_34){ |
| if(_34&&_34.deep){ |
| return this._arrayOfAllItems; |
| } |
| return this._arrayOfTopLevelItems; |
| },close:function(_35){ |
| if(this.clearOnClose&&this._loadFinished&&!this._loadInProgress){ |
| if(((this._jsonFileUrl==""||this._jsonFileUrl==null)&&(this.url==""||this.url==null))&&this.data==null){ |
| } |
| this._arrayOfAllItems=[]; |
| this._arrayOfTopLevelItems=[]; |
| this._loadFinished=false; |
| this._itemsByIdentity=null; |
| this._loadInProgress=false; |
| this._queuedFetches=[]; |
| } |
| },_getItemsFromLoadedData:function(_36){ |
| var _37=false; |
| var _38=this; |
| function _39(_3a){ |
| var _3b=((_3a!==null)&&(typeof _3a==="object")&&(!dojo.isArray(_3a)||_37)&&(!dojo.isFunction(_3a))&&(_3a.constructor==Object||dojo.isArray(_3a))&&(typeof _3a._reference==="undefined")&&(typeof _3a._type==="undefined")&&(typeof _3a._value==="undefined")&&_38.hierarchical); |
| return _3b; |
| }; |
| function _3c(_3d){ |
| _38._arrayOfAllItems.push(_3d); |
| for(var _3e in _3d){ |
| var _3f=_3d[_3e]; |
| if(_3f){ |
| if(dojo.isArray(_3f)){ |
| var _40=_3f; |
| for(var k=0;k<_40.length;++k){ |
| var _41=_40[k]; |
| if(_39(_41)){ |
| _3c(_41); |
| } |
| } |
| }else{ |
| if(_39(_3f)){ |
| _3c(_3f); |
| } |
| } |
| } |
| } |
| }; |
| this._labelAttr=_36.label; |
| var i; |
| var _42; |
| this._arrayOfAllItems=[]; |
| this._arrayOfTopLevelItems=_36.items; |
| for(i=0;i<this._arrayOfTopLevelItems.length;++i){ |
| _42=this._arrayOfTopLevelItems[i]; |
| if(dojo.isArray(_42)){ |
| _37=true; |
| } |
| _3c(_42); |
| _42[this._rootItemPropName]=true; |
| } |
| var _43={}; |
| var key; |
| for(i=0;i<this._arrayOfAllItems.length;++i){ |
| _42=this._arrayOfAllItems[i]; |
| for(key in _42){ |
| if(key!==this._rootItemPropName){ |
| var _44=_42[key]; |
| if(_44!==null){ |
| if(!dojo.isArray(_44)){ |
| _42[key]=[_44]; |
| } |
| }else{ |
| _42[key]=[null]; |
| } |
| } |
| _43[key]=key; |
| } |
| } |
| while(_43[this._storeRefPropName]){ |
| this._storeRefPropName+="_"; |
| } |
| while(_43[this._itemNumPropName]){ |
| this._itemNumPropName+="_"; |
| } |
| while(_43[this._reverseRefMap]){ |
| this._reverseRefMap+="_"; |
| } |
| var _45; |
| var _46=_36.identifier; |
| if(_46){ |
| this._itemsByIdentity={}; |
| this._features["dojo.data.api.Identity"]=_46; |
| for(i=0;i<this._arrayOfAllItems.length;++i){ |
| _42=this._arrayOfAllItems[i]; |
| _45=_42[_46]; |
| var _47=_45[0]; |
| if(!this._itemsByIdentity[_47]){ |
| this._itemsByIdentity[_47]=_42; |
| }else{ |
| if(this._jsonFileUrl){ |
| throw new Error("dojo.data.ItemFileReadStore: The json data as specified by: ["+this._jsonFileUrl+"] is malformed. Items within the list have identifier: ["+_46+"]. Value collided: ["+_47+"]"); |
| }else{ |
| if(this._jsonData){ |
| throw new Error("dojo.data.ItemFileReadStore: The json data provided by the creation arguments is malformed. Items within the list have identifier: ["+_46+"]. Value collided: ["+_47+"]"); |
| } |
| } |
| } |
| } |
| }else{ |
| this._features["dojo.data.api.Identity"]=Number; |
| } |
| for(i=0;i<this._arrayOfAllItems.length;++i){ |
| _42=this._arrayOfAllItems[i]; |
| _42[this._storeRefPropName]=this; |
| _42[this._itemNumPropName]=i; |
| } |
| for(i=0;i<this._arrayOfAllItems.length;++i){ |
| _42=this._arrayOfAllItems[i]; |
| for(key in _42){ |
| _45=_42[key]; |
| for(var j=0;j<_45.length;++j){ |
| _44=_45[j]; |
| if(_44!==null&&typeof _44=="object"){ |
| if(("_type" in _44)&&("_value" in _44)){ |
| var _48=_44._type; |
| var _49=this._datatypeMap[_48]; |
| if(!_49){ |
| throw new Error("dojo.data.ItemFileReadStore: in the typeMap constructor arg, no object class was specified for the datatype '"+_48+"'"); |
| }else{ |
| if(dojo.isFunction(_49)){ |
| _45[j]=new _49(_44._value); |
| }else{ |
| if(dojo.isFunction(_49.deserialize)){ |
| _45[j]=_49.deserialize(_44._value); |
| }else{ |
| throw new Error("dojo.data.ItemFileReadStore: Value provided in typeMap was neither a constructor, nor a an object with a deserialize function"); |
| } |
| } |
| } |
| } |
| if(_44._reference){ |
| var _4a=_44._reference; |
| if(!dojo.isObject(_4a)){ |
| _45[j]=this._itemsByIdentity[_4a]; |
| }else{ |
| for(var k=0;k<this._arrayOfAllItems.length;++k){ |
| var _4b=this._arrayOfAllItems[k]; |
| var _4c=true; |
| for(var _4d in _4a){ |
| if(_4b[_4d]!=_4a[_4d]){ |
| _4c=false; |
| } |
| } |
| if(_4c){ |
| _45[j]=_4b; |
| } |
| } |
| } |
| if(this.referenceIntegrity){ |
| var _4e=_45[j]; |
| if(this.isItem(_4e)){ |
| this._addReferenceToMap(_4e,_42,key); |
| } |
| } |
| }else{ |
| if(this.isItem(_44)){ |
| if(this.referenceIntegrity){ |
| this._addReferenceToMap(_44,_42,key); |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| },_addReferenceToMap:function(_4f,_50,_51){ |
| },getIdentity:function(_52){ |
| var _53=this._features["dojo.data.api.Identity"]; |
| if(_53===Number){ |
| return _52[this._itemNumPropName]; |
| }else{ |
| var _54=_52[_53]; |
| if(_54){ |
| return _54[0]; |
| } |
| } |
| return null; |
| },fetchItemByIdentity:function(_55){ |
| var _56; |
| var _57; |
| if(!this._loadFinished){ |
| var _58=this; |
| if(this._jsonFileUrl!==this._ccUrl){ |
| dojo.deprecated("dojo.data.ItemFileReadStore: ","To change the url, set the url property of the store,"+" not _jsonFileUrl. _jsonFileUrl support will be removed in 2.0"); |
| this._ccUrl=this._jsonFileUrl; |
| this.url=this._jsonFileUrl; |
| }else{ |
| if(this.url!==this._ccUrl){ |
| this._jsonFileUrl=this.url; |
| this._ccUrl=this.url; |
| } |
| } |
| if(this.data!=null&&this._jsonData==null){ |
| this._jsonData=this.data; |
| this.data=null; |
| } |
| if(this._jsonFileUrl){ |
| if(this._loadInProgress){ |
| this._queuedFetches.push({args:_55}); |
| }else{ |
| this._loadInProgress=true; |
| var _59={url:_58._jsonFileUrl,handleAs:"json-comment-optional",preventCache:this.urlPreventCache,failOk:this.failOk}; |
| var _5a=dojo.xhrGet(_59); |
| _5a.addCallback(function(_5b){ |
| var _5c=_55.scope?_55.scope:dojo.global; |
| try{ |
| _58._getItemsFromLoadedData(_5b); |
| _58._loadFinished=true; |
| _58._loadInProgress=false; |
| _56=_58._getItemByIdentity(_55.identity); |
| if(_55.onItem){ |
| _55.onItem.call(_5c,_56); |
| } |
| _58._handleQueuedFetches(); |
| } |
| catch(error){ |
| _58._loadInProgress=false; |
| if(_55.onError){ |
| _55.onError.call(_5c,error); |
| } |
| } |
| }); |
| _5a.addErrback(function(_5d){ |
| _58._loadInProgress=false; |
| if(_55.onError){ |
| var _5e=_55.scope?_55.scope:dojo.global; |
| _55.onError.call(_5e,_5d); |
| } |
| }); |
| } |
| }else{ |
| if(this._jsonData){ |
| _58._getItemsFromLoadedData(_58._jsonData); |
| _58._jsonData=null; |
| _58._loadFinished=true; |
| _56=_58._getItemByIdentity(_55.identity); |
| if(_55.onItem){ |
| _57=_55.scope?_55.scope:dojo.global; |
| _55.onItem.call(_57,_56); |
| } |
| } |
| } |
| }else{ |
| _56=this._getItemByIdentity(_55.identity); |
| if(_55.onItem){ |
| _57=_55.scope?_55.scope:dojo.global; |
| _55.onItem.call(_57,_56); |
| } |
| } |
| },_getItemByIdentity:function(_5f){ |
| var _60=null; |
| if(this._itemsByIdentity){ |
| _60=this._itemsByIdentity[_5f]; |
| }else{ |
| _60=this._arrayOfAllItems[_5f]; |
| } |
| if(_60===undefined){ |
| _60=null; |
| } |
| return _60; |
| },getIdentityAttributes:function(_61){ |
| var _62=this._features["dojo.data.api.Identity"]; |
| if(_62===Number){ |
| return null; |
| }else{ |
| return [_62]; |
| } |
| },_forceLoad:function(){ |
| var _63=this; |
| if(this._jsonFileUrl!==this._ccUrl){ |
| dojo.deprecated("dojo.data.ItemFileReadStore: ","To change the url, set the url property of the store,"+" not _jsonFileUrl. _jsonFileUrl support will be removed in 2.0"); |
| this._ccUrl=this._jsonFileUrl; |
| this.url=this._jsonFileUrl; |
| }else{ |
| if(this.url!==this._ccUrl){ |
| this._jsonFileUrl=this.url; |
| this._ccUrl=this.url; |
| } |
| } |
| if(this.data!=null&&this._jsonData==null){ |
| this._jsonData=this.data; |
| this.data=null; |
| } |
| if(this._jsonFileUrl){ |
| var _64={url:this._jsonFileUrl,handleAs:"json-comment-optional",preventCache:this.urlPreventCache,failOk:this.failOk,sync:true}; |
| var _65=dojo.xhrGet(_64); |
| _65.addCallback(function(_66){ |
| try{ |
| if(_63._loadInProgress!==true&&!_63._loadFinished){ |
| _63._getItemsFromLoadedData(_66); |
| _63._loadFinished=true; |
| }else{ |
| if(_63._loadInProgress){ |
| throw new Error("dojo.data.ItemFileReadStore: Unable to perform a synchronous load, an async load is in progress."); |
| } |
| } |
| } |
| catch(e){ |
| throw e; |
| } |
| }); |
| _65.addErrback(function(_67){ |
| throw _67; |
| }); |
| }else{ |
| if(this._jsonData){ |
| _63._getItemsFromLoadedData(_63._jsonData); |
| _63._jsonData=null; |
| _63._loadFinished=true; |
| } |
| } |
| }}); |
| dojo.extend(dojo.data.ItemFileReadStore,dojo.data.util.simpleFetch); |
| } |
