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YNU_JEUS
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admin_home
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dojo
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dojox
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data
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AndOrWriteStore.js

AndOrWriteStore.js 11 KB
تاريخچه خام

12345678 
  1. /*
    2. 

  2. 	Copyright (c) 2004-2009, The Dojo Foundation All Rights Reserved.
    3. 

  3. 	Available via Academic Free License >= 2.1 OR the modified BSD license.
    4. 

  4. 	see: http://dojotoolkit.org/license for details
    5. 

  5. */
    6. 

  6. 

  7. 

  8. if(!dojo._hasResource["dojox.data.AndOrWriteStore"]){dojo._hasResource["dojox.data.AndOrWriteStore"]=true;dojo.provide("dojox.data.AndOrWriteStore");dojo.require("dojox.data.AndOrReadStore");dojo.declare("dojox.data.AndOrWriteStore",dojox.data.AndOrReadStore,{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);}}}}}}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(){_5a._saveInProgress=false;if(_59&&_59.onError){var _5e=_59.scope||dojo.global;_59.onError.call(_5e);}};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("dojox.data.AndOrWriteStore: There are unsaved changes present in the store.  Please save or revert the changes before invoking close.");}}}});}
    9.