8 righe
No EOL
13 KiB
JavaScript
8 righe
No EOL
13 KiB
JavaScript
/*
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Copyright (c) 2004-2012, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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//>>built
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define("dojo/data/ItemFileReadStore",["../_base/kernel","../_base/lang","../_base/declare","../_base/array","../_base/xhr","../Evented","./util/filter","./util/simpleFetch","../date/stamp"],function(_1,_2,_3,_4,_5,_6,_7,_8,_9){var _a=_3("dojo.data.ItemFileReadStore",[_6],{constructor:function(_b){this._arrayOfAllItems=[];this._arrayOfTopLevelItems=[];this._loadFinished=false;this._jsonFileUrl=_b.url;this._ccUrl=_b.url;this.url=_b.url;this._jsonData=_b.data;this.data=null;this._datatypeMap=_b.typeMap||{};if(!this._datatypeMap["Date"]){this._datatypeMap["Date"]={type:Date,deserialize:function(_c){return _9.fromISOString(_c);}};}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(_b.urlPreventCache!==undefined){this.urlPreventCache=_b.urlPreventCache?true:false;}if(_b.hierarchical!==undefined){this.hierarchical=_b.hierarchical?true:false;}if(_b.clearOnClose){this.clearOnClose=true;}if("failOk" in _b){this.failOk=_b.failOk?true:false;}},url:"",_ccUrl:"",data:null,typeMap:null,clearOnClose:false,urlPreventCache:false,failOk:false,hierarchical:true,_assertIsItem:function(_d){if(!this.isItem(_d)){throw new Error(this.declaredClass+": Invalid item argument.");}},_assertIsAttribute:function(_e){if(typeof _e!=="string"){throw new Error(this.declaredClass+": Invalid attribute argument.");}},getValue:function(_f,_10,_11){var _12=this.getValues(_f,_10);return (_12.length>0)?_12[0]:_11;},getValues:function(_13,_14){this._assertIsItem(_13);this._assertIsAttribute(_14);return (_13[_14]||[]).slice(0);},getAttributes:function(_15){this._assertIsItem(_15);var _16=[];for(var key in _15){if((key!==this._storeRefPropName)&&(key!==this._itemNumPropName)&&(key!==this._rootItemPropName)&&(key!==this._reverseRefMap)){_16.push(key);}}return _16;},hasAttribute:function(_17,_18){this._assertIsItem(_17);this._assertIsAttribute(_18);return (_18 in _17);},containsValue:function(_19,_1a,_1b){var _1c=undefined;if(typeof _1b==="string"){_1c=_7.patternToRegExp(_1b,false);}return this._containsValue(_19,_1a,_1b,_1c);},_containsValue:function(_1d,_1e,_1f,_20){return _4.some(this.getValues(_1d,_1e),function(_21){if(_21!==null&&!_2.isObject(_21)&&_20){if(_21.toString().match(_20)){return true;}}else{if(_1f===_21){return true;}}});},isItem:function(_22){if(_22&&_22[this._storeRefPropName]===this){if(this._arrayOfAllItems[_22[this._itemNumPropName]]===_22){return true;}}return false;},isItemLoaded:function(_23){return this.isItem(_23);},loadItem:function(_24){this._assertIsItem(_24.item);},getFeatures:function(){return this._features;},getLabel:function(_25){if(this._labelAttr&&this.isItem(_25)){return this.getValue(_25,this._labelAttr);}return undefined;},getLabelAttributes:function(_26){if(this._labelAttr){return [this._labelAttr];}return null;},filter:function(_27,_28,_29){var _2a=[],i,key;if(_27.query){var _2b,_2c=_27.queryOptions?_27.queryOptions.ignoreCase:false;var _2d={};for(key in _27.query){_2b=_27.query[key];if(typeof _2b==="string"){_2d[key]=_7.patternToRegExp(_2b,_2c);}else{if(_2b instanceof RegExp){_2d[key]=_2b;}}}for(i=0;i<_28.length;++i){var _2e=true;var _2f=_28[i];if(_2f===null){_2e=false;}else{for(key in _27.query){_2b=_27.query[key];if(!this._containsValue(_2f,key,_2b,_2d[key])){_2e=false;}}}if(_2e){_2a.push(_2f);}}_29(_2a,_27);}else{for(i=0;i<_28.length;++i){var _30=_28[i];if(_30!==null){_2a.push(_30);}}_29(_2a,_27);}},_fetchItems:function(_31,_32,_33){var _34=this;if(this._loadFinished){this.filter(_31,this._getItemsArray(_31.queryOptions),_32);}else{if(this._jsonFileUrl!==this._ccUrl){_1.deprecated(this.declaredClass+": ","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=this.data;this.data=null;}if(this._jsonFileUrl){if(this._loadInProgress){this._queuedFetches.push({args:_31,filter:_2.hitch(_34,"filter"),findCallback:_2.hitch(_34,_32)});}else{this._loadInProgress=true;var _35={url:_34._jsonFileUrl,handleAs:"json-comment-optional",preventCache:this.urlPreventCache,failOk:this.failOk};var _36=_5.get(_35);_36.addCallback(function(_37){try{_34._getItemsFromLoadedData(_37);_34._loadFinished=true;_34._loadInProgress=false;_34.filter(_31,_34._getItemsArray(_31.queryOptions),_32);_34._handleQueuedFetches();}catch(e){_34._loadFinished=true;_34._loadInProgress=false;_33(e,_31);}});_36.addErrback(function(_38){_34._loadInProgress=false;_33(_38,_31);});var _39=null;if(_31.abort){_39=_31.abort;}_31.abort=function(){var df=_36;if(df&&df.fired===-1){df.cancel();df=null;}if(_39){_39.call(_31);}};}}else{if(this._jsonData){try{this._loadFinished=true;this._getItemsFromLoadedData(this._jsonData);this._jsonData=null;_34.filter(_31,this._getItemsArray(_31.queryOptions),_32);}catch(e){_33(e,_31);}}else{_33(new Error(this.declaredClass+": No JSON source data was provided as either URL or a nested Javascript object."),_31);}}}},_handleQueuedFetches:function(){if(this._queuedFetches.length>0){for(var i=0;i<this._queuedFetches.length;i++){var _3a=this._queuedFetches[i],_3b=_3a.args,_3c=_3a.filter,_3d=_3a.findCallback;if(_3c){_3c(_3b,this._getItemsArray(_3b.queryOptions),_3d);}else{this.fetchItemByIdentity(_3b);}}this._queuedFetches=[];}},_getItemsArray:function(_3e){if(_3e&&_3e.deep){return this._arrayOfAllItems;}return this._arrayOfTopLevelItems;},close:function(_3f){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(_40){var _41=false,_42=this;function _43(_44){return (_44!==null)&&(typeof _44==="object")&&(!_2.isArray(_44)||_41)&&(!_2.isFunction(_44))&&(_44.constructor==Object||_2.isArray(_44))&&(typeof _44._reference==="undefined")&&(typeof _44._type==="undefined")&&(typeof _44._value==="undefined")&&_42.hierarchical;};function _45(_46){_42._arrayOfAllItems.push(_46);for(var _47 in _46){var _48=_46[_47];if(_48){if(_2.isArray(_48)){var _49=_48;for(var k=0;k<_49.length;++k){var _4a=_49[k];if(_43(_4a)){_45(_4a);}}}else{if(_43(_48)){_45(_48);}}}}};this._labelAttr=_40.label;var i,_4b;this._arrayOfAllItems=[];this._arrayOfTopLevelItems=_40.items;for(i=0;i<this._arrayOfTopLevelItems.length;++i){_4b=this._arrayOfTopLevelItems[i];if(_2.isArray(_4b)){_41=true;}_45(_4b);_4b[this._rootItemPropName]=true;}var _4c={},key;for(i=0;i<this._arrayOfAllItems.length;++i){_4b=this._arrayOfAllItems[i];for(key in _4b){if(key!==this._rootItemPropName){var _4d=_4b[key];if(_4d!==null){if(!_2.isArray(_4d)){_4b[key]=[_4d];}}else{_4b[key]=[null];}}_4c[key]=key;}}while(_4c[this._storeRefPropName]){this._storeRefPropName+="_";}while(_4c[this._itemNumPropName]){this._itemNumPropName+="_";}while(_4c[this._reverseRefMap]){this._reverseRefMap+="_";}var _4e;var _4f=_40.identifier;if(_4f){this._itemsByIdentity={};this._features["dojo.data.api.Identity"]=_4f;for(i=0;i<this._arrayOfAllItems.length;++i){_4b=this._arrayOfAllItems[i];_4e=_4b[_4f];var _50=_4e[0];if(!Object.hasOwnProperty.call(this._itemsByIdentity,_50)){this._itemsByIdentity[_50]=_4b;}else{if(this._jsonFileUrl){throw new Error(this.declaredClass+": The json data as specified by: ["+this._jsonFileUrl+"] is malformed. Items within the list have identifier: ["+_4f+"]. Value collided: ["+_50+"]");}else{if(this._jsonData){throw new Error(this.declaredClass+": The json data provided by the creation arguments is malformed. Items within the list have identifier: ["+_4f+"]. Value collided: ["+_50+"]");}}}}}else{this._features["dojo.data.api.Identity"]=Number;}for(i=0;i<this._arrayOfAllItems.length;++i){_4b=this._arrayOfAllItems[i];_4b[this._storeRefPropName]=this;_4b[this._itemNumPropName]=i;}for(i=0;i<this._arrayOfAllItems.length;++i){_4b=this._arrayOfAllItems[i];for(key in _4b){_4e=_4b[key];for(var j=0;j<_4e.length;++j){_4d=_4e[j];if(_4d!==null&&typeof _4d=="object"){if(("_type" in _4d)&&("_value" in _4d)){var _51=_4d._type;var _52=this._datatypeMap[_51];if(!_52){throw new Error("dojo.data.ItemFileReadStore: in the typeMap constructor arg, no object class was specified for the datatype '"+_51+"'");}else{if(_2.isFunction(_52)){_4e[j]=new _52(_4d._value);}else{if(_2.isFunction(_52.deserialize)){_4e[j]=_52.deserialize(_4d._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(_4d._reference){var _53=_4d._reference;if(!_2.isObject(_53)){_4e[j]=this._getItemByIdentity(_53);}else{for(var k=0;k<this._arrayOfAllItems.length;++k){var _54=this._arrayOfAllItems[k],_55=true;for(var _56 in _53){if(_54[_56]!=_53[_56]){_55=false;}}if(_55){_4e[j]=_54;}}}if(this.referenceIntegrity){var _57=_4e[j];if(this.isItem(_57)){this._addReferenceToMap(_57,_4b,key);}}}else{if(this.isItem(_4d)){if(this.referenceIntegrity){this._addReferenceToMap(_4d,_4b,key);}}}}}}}},_addReferenceToMap:function(_58,_59,_5a){},getIdentity:function(_5b){var _5c=this._features["dojo.data.api.Identity"];if(_5c===Number){return _5b[this._itemNumPropName];}else{var _5d=_5b[_5c];if(_5d){return _5d[0];}}return null;},fetchItemByIdentity:function(_5e){var _5f,_60;if(!this._loadFinished){var _61=this;if(this._jsonFileUrl!==this._ccUrl){_1.deprecated(this.declaredClass+": ","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:_5e});}else{this._loadInProgress=true;var _62={url:_61._jsonFileUrl,handleAs:"json-comment-optional",preventCache:this.urlPreventCache,failOk:this.failOk};var _63=_5.get(_62);_63.addCallback(function(_64){var _65=_5e.scope?_5e.scope:_1.global;try{_61._getItemsFromLoadedData(_64);_61._loadFinished=true;_61._loadInProgress=false;_5f=_61._getItemByIdentity(_5e.identity);if(_5e.onItem){_5e.onItem.call(_65,_5f);}_61._handleQueuedFetches();}catch(error){_61._loadInProgress=false;if(_5e.onError){_5e.onError.call(_65,error);}}});_63.addErrback(function(_66){_61._loadInProgress=false;if(_5e.onError){var _67=_5e.scope?_5e.scope:_1.global;_5e.onError.call(_67,_66);}});}}else{if(this._jsonData){_61._getItemsFromLoadedData(_61._jsonData);_61._jsonData=null;_61._loadFinished=true;_5f=_61._getItemByIdentity(_5e.identity);if(_5e.onItem){_60=_5e.scope?_5e.scope:_1.global;_5e.onItem.call(_60,_5f);}}}}else{_5f=this._getItemByIdentity(_5e.identity);if(_5e.onItem){_60=_5e.scope?_5e.scope:_1.global;_5e.onItem.call(_60,_5f);}}},_getItemByIdentity:function(_68){var _69=null;if(this._itemsByIdentity){if(Object.hasOwnProperty.call(this._itemsByIdentity,_68)){_69=this._itemsByIdentity[_68];}}else{if(Object.hasOwnProperty.call(this._arrayOfAllItems,_68)){_69=this._arrayOfAllItems[_68];}}if(_69===undefined){_69=null;}return _69;},getIdentityAttributes:function(_6a){var _6b=this._features["dojo.data.api.Identity"];if(_6b===Number){return null;}else{return [_6b];}},_forceLoad:function(){var _6c=this;if(this._jsonFileUrl!==this._ccUrl){_1.deprecated(this.declaredClass+": ","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=this.data;this.data=null;}if(this._jsonFileUrl){var _6d={url:this._jsonFileUrl,handleAs:"json-comment-optional",preventCache:this.urlPreventCache,failOk:this.failOk,sync:true};var _6e=_5.get(_6d);_6e.addCallback(function(_6f){try{if(_6c._loadInProgress!==true&&!_6c._loadFinished){_6c._getItemsFromLoadedData(_6f);_6c._loadFinished=true;}else{if(_6c._loadInProgress){throw new Error(this.declaredClass+": Unable to perform a synchronous load, an async load is in progress.");}}}catch(e){throw e;}});_6e.addErrback(function(_70){throw _70;});}else{if(this._jsonData){_6c._getItemsFromLoadedData(_6c._jsonData);_6c._jsonData=null;_6c._loadFinished=true;}}}});_2.extend(_a,_8);return _a;}); |