| /* |
| 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.ItemFileWriteStore"]){ |
| dojo._hasResource["dojo.data.ItemFileWriteStore"]=true; |
| dojo.provide("dojo.data.ItemFileWriteStore"); |
| dojo.require("dojo.data.ItemFileReadStore"); |
| dojo.declare("dojo.data.ItemFileWriteStore",dojo.data.ItemFileReadStore,{constructor:function(_1){ |
| this._features["dojo.data.api.Write"]=true; |
| this._features["dojo.data.api.Notification"]=true; |
| this._pending={_newItems:{},_modifiedItems:{},_deletedItems:{}}; |
| if(!this._datatypeMap["Date"].serialize){ |
| this._datatypeMap["Date"].serialize=function(_2){ |
| return dojo.date.stamp.toISOString(_2,{zulu:true}); |
| }; |
| } |
| if(_1&&(_1.referenceIntegrity===false)){ |
| this.referenceIntegrity=false; |
| } |
| this._saveInProgress=false; |
| },referenceIntegrity:true,_assert:function(_3){ |
| if(!_3){ |
| throw new Error("assertion failed in ItemFileWriteStore"); |
| } |
| },_getIdentifierAttribute:function(){ |
| var _4=this.getFeatures()["dojo.data.api.Identity"]; |
| return _4; |
| },newItem:function(_5,_6){ |
| this._assert(!this._saveInProgress); |
| if(!this._loadFinished){ |
| this._forceLoad(); |
| } |
| if(typeof _5!="object"&&typeof _5!="undefined"){ |
| throw new Error("newItem() was passed something other than an object"); |
| } |
| var _7=null; |
| var _8=this._getIdentifierAttribute(); |
| if(_8===Number){ |
| _7=this._arrayOfAllItems.length; |
| }else{ |
| _7=_5[_8]; |
| if(typeof _7==="undefined"){ |
| throw new Error("newItem() was not passed an identity for the new item"); |
| } |
| if(dojo.isArray(_7)){ |
| throw new Error("newItem() was not passed an single-valued identity"); |
| } |
| } |
| if(this._itemsByIdentity){ |
| this._assert(typeof this._itemsByIdentity[_7]==="undefined"); |
| } |
| this._assert(typeof this._pending._newItems[_7]==="undefined"); |
| this._assert(typeof this._pending._deletedItems[_7]==="undefined"); |
| var _9={}; |
| _9[this._storeRefPropName]=this; |
| _9[this._itemNumPropName]=this._arrayOfAllItems.length; |
| if(this._itemsByIdentity){ |
| this._itemsByIdentity[_7]=_9; |
| _9[_8]=[_7]; |
| } |
| this._arrayOfAllItems.push(_9); |
| var _a=null; |
| if(_6&&_6.parent&&_6.attribute){ |
| _a={item:_6.parent,attribute:_6.attribute,oldValue:undefined}; |
| var _b=this.getValues(_6.parent,_6.attribute); |
| if(_b&&_b.length>0){ |
| var _c=_b.slice(0,_b.length); |
| if(_b.length===1){ |
| _a.oldValue=_b[0]; |
| }else{ |
| _a.oldValue=_b.slice(0,_b.length); |
| } |
| _c.push(_9); |
| this._setValueOrValues(_6.parent,_6.attribute,_c,false); |
| _a.newValue=this.getValues(_6.parent,_6.attribute); |
| }else{ |
| this._setValueOrValues(_6.parent,_6.attribute,_9,false); |
| _a.newValue=_9; |
| } |
| }else{ |
| _9[this._rootItemPropName]=true; |
| this._arrayOfTopLevelItems.push(_9); |
| } |
| this._pending._newItems[_7]=_9; |
| for(var _d in _5){ |
| if(_d===this._storeRefPropName||_d===this._itemNumPropName){ |
| throw new Error("encountered bug in ItemFileWriteStore.newItem"); |
| } |
| var _e=_5[_d]; |
| if(!dojo.isArray(_e)){ |
| _e=[_e]; |
| } |
| _9[_d]=_e; |
| if(this.referenceIntegrity){ |
| for(var i=0;i<_e.length;i++){ |
| var _f=_e[i]; |
| if(this.isItem(_f)){ |
| this._addReferenceToMap(_f,_9,_d); |
| } |
| } |
| } |
| } |
| this.onNew(_9,_a); |
| return _9; |
| },_removeArrayElement:function(_10,_11){ |
| var _12=dojo.indexOf(_10,_11); |
| if(_12!=-1){ |
| _10.splice(_12,1); |
| return true; |
| } |
| return false; |
| },deleteItem:function(_13){ |
| this._assert(!this._saveInProgress); |
| this._assertIsItem(_13); |
| var _14=_13[this._itemNumPropName]; |
| var _15=this.getIdentity(_13); |
| if(this.referenceIntegrity){ |
| var _16=this.getAttributes(_13); |
| if(_13[this._reverseRefMap]){ |
| _13["backup_"+this._reverseRefMap]=dojo.clone(_13[this._reverseRefMap]); |
| } |
| dojo.forEach(_16,function(_17){ |
| dojo.forEach(this.getValues(_13,_17),function(_18){ |
| if(this.isItem(_18)){ |
| if(!_13["backupRefs_"+this._reverseRefMap]){ |
| _13["backupRefs_"+this._reverseRefMap]=[]; |
| } |
| _13["backupRefs_"+this._reverseRefMap].push({id:this.getIdentity(_18),attr:_17}); |
| this._removeReferenceFromMap(_18,_13,_17); |
| } |
| },this); |
| },this); |
| var _19=_13[this._reverseRefMap]; |
| if(_19){ |
| for(var _1a in _19){ |
| var _1b=null; |
| if(this._itemsByIdentity){ |
| _1b=this._itemsByIdentity[_1a]; |
| }else{ |
| _1b=this._arrayOfAllItems[_1a]; |
| } |
| if(_1b){ |
| for(var _1c in _19[_1a]){ |
| var _1d=this.getValues(_1b,_1c)||[]; |
| var _1e=dojo.filter(_1d,function(_1f){ |
| return !(this.isItem(_1f)&&this.getIdentity(_1f)==_15); |
| },this); |
| this._removeReferenceFromMap(_13,_1b,_1c); |
| if(_1e.length<_1d.length){ |
| this._setValueOrValues(_1b,_1c,_1e,true); |
| } |
| } |
| } |
| } |
| } |
| } |
| this._arrayOfAllItems[_14]=null; |
| _13[this._storeRefPropName]=null; |
| if(this._itemsByIdentity){ |
| delete this._itemsByIdentity[_15]; |
| } |
| this._pending._deletedItems[_15]=_13; |
| if(_13[this._rootItemPropName]){ |
| this._removeArrayElement(this._arrayOfTopLevelItems,_13); |
| } |
| this.onDelete(_13); |
| return true; |
| },setValue:function(_20,_21,_22){ |
| return this._setValueOrValues(_20,_21,_22,true); |
| },setValues:function(_23,_24,_25){ |
| return this._setValueOrValues(_23,_24,_25,true); |
| },unsetAttribute:function(_26,_27){ |
| return this._setValueOrValues(_26,_27,[],true); |
| },_setValueOrValues:function(_28,_29,_2a,_2b){ |
| this._assert(!this._saveInProgress); |
| this._assertIsItem(_28); |
| this._assert(dojo.isString(_29)); |
| this._assert(typeof _2a!=="undefined"); |
| var _2c=this._getIdentifierAttribute(); |
| if(_29==_2c){ |
| throw new Error("ItemFileWriteStore does not have support for changing the value of an item's identifier."); |
| } |
| var _2d=this._getValueOrValues(_28,_29); |
| var _2e=this.getIdentity(_28); |
| if(!this._pending._modifiedItems[_2e]){ |
| var _2f={}; |
| for(var key in _28){ |
| if((key===this._storeRefPropName)||(key===this._itemNumPropName)||(key===this._rootItemPropName)){ |
| _2f[key]=_28[key]; |
| }else{ |
| if(key===this._reverseRefMap){ |
| _2f[key]=dojo.clone(_28[key]); |
| }else{ |
| _2f[key]=_28[key].slice(0,_28[key].length); |
| } |
| } |
| } |
| this._pending._modifiedItems[_2e]=_2f; |
| } |
| var _30=false; |
| if(dojo.isArray(_2a)&&_2a.length===0){ |
| _30=delete _28[_29]; |
| _2a=undefined; |
| if(this.referenceIntegrity&&_2d){ |
| var _31=_2d; |
| if(!dojo.isArray(_31)){ |
| _31=[_31]; |
| } |
| for(var i=0;i<_31.length;i++){ |
| var _32=_31[i]; |
| if(this.isItem(_32)){ |
| this._removeReferenceFromMap(_32,_28,_29); |
| } |
| } |
| } |
| }else{ |
| var _33; |
| if(dojo.isArray(_2a)){ |
| var _34=_2a; |
| _33=_2a.slice(0,_2a.length); |
| }else{ |
| _33=[_2a]; |
| } |
| if(this.referenceIntegrity){ |
| if(_2d){ |
| var _31=_2d; |
| if(!dojo.isArray(_31)){ |
| _31=[_31]; |
| } |
| var map={}; |
| dojo.forEach(_31,function(_35){ |
| if(this.isItem(_35)){ |
| var id=this.getIdentity(_35); |
| map[id.toString()]=true; |
| } |
| },this); |
| dojo.forEach(_33,function(_36){ |
| if(this.isItem(_36)){ |
| var id=this.getIdentity(_36); |
| if(map[id.toString()]){ |
| delete map[id.toString()]; |
| }else{ |
| this._addReferenceToMap(_36,_28,_29); |
| } |
| } |
| },this); |
| for(var rId in map){ |
| var _37; |
| if(this._itemsByIdentity){ |
| _37=this._itemsByIdentity[rId]; |
| }else{ |
| _37=this._arrayOfAllItems[rId]; |
| } |
| this._removeReferenceFromMap(_37,_28,_29); |
| } |
| }else{ |
| for(var i=0;i<_33.length;i++){ |
| var _32=_33[i]; |
| if(this.isItem(_32)){ |
| this._addReferenceToMap(_32,_28,_29); |
| } |
| } |
| } |
| } |
| _28[_29]=_33; |
| _30=true; |
| } |
| if(_2b){ |
| this.onSet(_28,_29,_2d,_2a); |
| } |
| return _30; |
| },_addReferenceToMap:function(_38,_39,_3a){ |
| var _3b=this.getIdentity(_39); |
| var _3c=_38[this._reverseRefMap]; |
| if(!_3c){ |
| _3c=_38[this._reverseRefMap]={}; |
| } |
| var _3d=_3c[_3b]; |
| if(!_3d){ |
| _3d=_3c[_3b]={}; |
| } |
| _3d[_3a]=true; |
| },_removeReferenceFromMap:function(_3e,_3f,_40){ |
| var _41=this.getIdentity(_3f); |
| var _42=_3e[this._reverseRefMap]; |
| var _43; |
| if(_42){ |
| for(_43 in _42){ |
| if(_43==_41){ |
| delete _42[_43][_40]; |
| if(this._isEmpty(_42[_43])){ |
| delete _42[_43]; |
| } |
| } |
| } |
| if(this._isEmpty(_42)){ |
| delete _3e[this._reverseRefMap]; |
| } |
| } |
| },_dumpReferenceMap:function(){ |
| var i; |
| for(i=0;i<this._arrayOfAllItems.length;i++){ |
| var _44=this._arrayOfAllItems[i]; |
| if(_44&&_44[this._reverseRefMap]){ |
| } |
| } |
| },_getValueOrValues:function(_45,_46){ |
| var _47=undefined; |
| if(this.hasAttribute(_45,_46)){ |
| var _48=this.getValues(_45,_46); |
| if(_48.length==1){ |
| _47=_48[0]; |
| }else{ |
| _47=_48; |
| } |
| } |
| return _47; |
| },_flatten:function(_49){ |
| if(this.isItem(_49)){ |
| var _4a=_49; |
| var _4b=this.getIdentity(_4a); |
| var _4c={_reference:_4b}; |
| return _4c; |
| }else{ |
| if(typeof _49==="object"){ |
| for(var _4d in this._datatypeMap){ |
| var _4e=this._datatypeMap[_4d]; |
| if(dojo.isObject(_4e)&&!dojo.isFunction(_4e)){ |
| if(_49 instanceof _4e.type){ |
| if(!_4e.serialize){ |
| throw new Error("ItemFileWriteStore: No serializer defined for type mapping: ["+_4d+"]"); |
| } |
| return {_type:_4d,_value:_4e.serialize(_49)}; |
| } |
| }else{ |
| if(_49 instanceof _4e){ |
| return {_type:_4d,_value:_49.toString()}; |
| } |
| } |
| } |
| } |
| return _49; |
| } |
| },_getNewFileContentString:function(){ |
| var _4f={}; |
| var _50=this._getIdentifierAttribute(); |
| if(_50!==Number){ |
| _4f.identifier=_50; |
| } |
| if(this._labelAttr){ |
| _4f.label=this._labelAttr; |
| } |
| _4f.items=[]; |
| for(var i=0;i<this._arrayOfAllItems.length;++i){ |
| var _51=this._arrayOfAllItems[i]; |
| if(_51!==null){ |
| var _52={}; |
| for(var key in _51){ |
| if(key!==this._storeRefPropName&&key!==this._itemNumPropName&&key!==this._reverseRefMap&&key!==this._rootItemPropName){ |
| var _53=key; |
| var _54=this.getValues(_51,_53); |
| if(_54.length==1){ |
| _52[_53]=this._flatten(_54[0]); |
| }else{ |
| var _55=[]; |
| for(var j=0;j<_54.length;++j){ |
| _55.push(this._flatten(_54[j])); |
| _52[_53]=_55; |
| } |
| } |
| } |
| } |
| _4f.items.push(_52); |
| } |
| } |
| var _56=true; |
| return dojo.toJson(_4f,_56); |
| },_isEmpty:function(_57){ |
| var _58=true; |
| if(dojo.isObject(_57)){ |
| var i; |
| for(i in _57){ |
| _58=false; |
| break; |
| } |
| }else{ |
| if(dojo.isArray(_57)){ |
| if(_57.length>0){ |
| _58=false; |
| } |
| } |
| } |
| return _58; |
| },save:function(_59){ |
| this._assert(!this._saveInProgress); |
| this._saveInProgress=true; |
| var _5a=this; |
| var _5b=function(){ |
| _5a._pending={_newItems:{},_modifiedItems:{},_deletedItems:{}}; |
| _5a._saveInProgress=false; |
| if(_59&&_59.onComplete){ |
| var _5c=_59.scope||dojo.global; |
| _59.onComplete.call(_5c); |
| } |
| }; |
| var _5d=function(err){ |
| _5a._saveInProgress=false; |
| if(_59&&_59.onError){ |
| var _5e=_59.scope||dojo.global; |
| _59.onError.call(_5e,err); |
| } |
| }; |
| if(this._saveEverything){ |
| var _5f=this._getNewFileContentString(); |
| this._saveEverything(_5b,_5d,_5f); |
| } |
| if(this._saveCustom){ |
| this._saveCustom(_5b,_5d); |
| } |
| if(!this._saveEverything&&!this._saveCustom){ |
| _5b(); |
| } |
| },revert:function(){ |
| this._assert(!this._saveInProgress); |
| var _60; |
| for(_60 in this._pending._modifiedItems){ |
| var _61=this._pending._modifiedItems[_60]; |
| var _62=null; |
| if(this._itemsByIdentity){ |
| _62=this._itemsByIdentity[_60]; |
| }else{ |
| _62=this._arrayOfAllItems[_60]; |
| } |
| _61[this._storeRefPropName]=this; |
| for(key in _62){ |
| delete _62[key]; |
| } |
| dojo.mixin(_62,_61); |
| } |
| var _63; |
| for(_60 in this._pending._deletedItems){ |
| _63=this._pending._deletedItems[_60]; |
| _63[this._storeRefPropName]=this; |
| var _64=_63[this._itemNumPropName]; |
| if(_63["backup_"+this._reverseRefMap]){ |
| _63[this._reverseRefMap]=_63["backup_"+this._reverseRefMap]; |
| delete _63["backup_"+this._reverseRefMap]; |
| } |
| this._arrayOfAllItems[_64]=_63; |
| if(this._itemsByIdentity){ |
| this._itemsByIdentity[_60]=_63; |
| } |
| if(_63[this._rootItemPropName]){ |
| this._arrayOfTopLevelItems.push(_63); |
| } |
| } |
| for(_60 in this._pending._deletedItems){ |
| _63=this._pending._deletedItems[_60]; |
| if(_63["backupRefs_"+this._reverseRefMap]){ |
| dojo.forEach(_63["backupRefs_"+this._reverseRefMap],function(_65){ |
| var _66; |
| if(this._itemsByIdentity){ |
| _66=this._itemsByIdentity[_65.id]; |
| }else{ |
| _66=this._arrayOfAllItems[_65.id]; |
| } |
| this._addReferenceToMap(_66,_63,_65.attr); |
| },this); |
| delete _63["backupRefs_"+this._reverseRefMap]; |
| } |
| } |
| for(_60 in this._pending._newItems){ |
| var _67=this._pending._newItems[_60]; |
| _67[this._storeRefPropName]=null; |
| this._arrayOfAllItems[_67[this._itemNumPropName]]=null; |
| if(_67[this._rootItemPropName]){ |
| this._removeArrayElement(this._arrayOfTopLevelItems,_67); |
| } |
| if(this._itemsByIdentity){ |
| delete this._itemsByIdentity[_60]; |
| } |
| } |
| this._pending={_newItems:{},_modifiedItems:{},_deletedItems:{}}; |
| return true; |
| },isDirty:function(_68){ |
| if(_68){ |
| var _69=this.getIdentity(_68); |
| return new Boolean(this._pending._newItems[_69]||this._pending._modifiedItems[_69]||this._pending._deletedItems[_69]).valueOf(); |
| }else{ |
| if(!this._isEmpty(this._pending._newItems)||!this._isEmpty(this._pending._modifiedItems)||!this._isEmpty(this._pending._deletedItems)){ |
| return true; |
| } |
| return false; |
| } |
| },onSet:function(_6a,_6b,_6c,_6d){ |
| },onNew:function(_6e,_6f){ |
| },onDelete:function(_70){ |
| },close:function(_71){ |
| if(this.clearOnClose){ |
| if(!this.isDirty()){ |
| this.inherited(arguments); |
| }else{ |
| throw new Error("dojo.data.ItemFileWriteStore: There are unsaved changes present in the store. Please save or revert the changes before invoking close."); |
| } |
| } |
| }}); |
| } |