lib/dojo/data/ItemFileWriteStore.js

   1 /*
   2         Copyright (c) 2004-2016, The JS Foundation All Rights Reserved.
   3         Available via Academic Free License >= 2.1 OR the modified BSD license.
   4         see: http://dojotoolkit.org/license for details
   5 */
   6
   7 //>>built
   8 define("dojo/data/ItemFileWriteStore",["../_base/lang","../_base/declare","../_base/array","../_base/json","../_base/kernel","./ItemFileReadStore","../date/stamp"],function(_1,_2,_3,_4,_5,_6,_7){return _2("dojo.data.ItemFileWriteStore",_6,{constructor:function(_8){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(_9){return _7.toISOString(_9,{zulu:true});};}if(_8&&(_8.referenceIntegrity===false)){this.referenceIntegrity=false;}this._saveInProgress=false;},referenceIntegrity:true,_assert:function(_a){if(!_a){throw new Error("assertion failed in ItemFileWriteStore");}},_getIdentifierAttribute:function(){return this.getFeatures()["dojo.data.api.Identity"];},newItem:function(_b,_c){this._assert(!this._saveInProgress);if(!this._loadFinished){this._forceLoad();}if(typeof _b!="object"&&typeof _b!="undefined"){throw new Error("newItem() was passed something other than an object");}var _d=null;var _e=this._getIdentifierAttribute();if(_e===Number){_d=this._arrayOfAllItems.length;}else{_d=_b[_e];if(typeof _d==="undefined"){throw new Error("newItem() was not passed an identity for the new item");}if(_1.isArray(_d)){throw new Error("newItem() was not passed an single-valued identity");}}if(this._itemsByIdentity){this._assert(typeof this._itemsByIdentity[_d]==="undefined");}this._assert(typeof this._pending._newItems[_d]==="undefined");this._assert(typeof this._pending._deletedItems[_d]==="undefined");var _f={};_f[this._storeRefPropName]=this;_f[this._itemNumPropName]=this._arrayOfAllItems.length;if(this._itemsByIdentity){this._itemsByIdentity[_d]=_f;_f[_e]=[_d];}this._arrayOfAllItems.push(_f);var _10=null;if(_c&&_c.parent&&_c.attribute){_10={item:_c.parent,attribute:_c.attribute,oldValue:undefined};var _11=this.getValues(_c.parent,_c.attribute);if(_11&&_11.length>0){var _12=_11.slice(0,_11.length);if(_11.length===1){_10.oldValue=_11[0];}else{_10.oldValue=_11.slice(0,_11.length);}_12.push(_f);this._setValueOrValues(_c.parent,_c.attribute,_12,false);_10.newValue=this.getValues(_c.parent,_c.attribute);}else{this._setValueOrValues(_c.parent,_c.attribute,_f,false);_10.newValue=_f;}}else{_f[this._rootItemPropName]=true;this._arrayOfTopLevelItems.push(_f);}this._pending._newItems[_d]=_f;for(var key in _b){if(key===this._storeRefPropName||key===this._itemNumPropName){throw new Error("encountered bug in ItemFileWriteStore.newItem");}var _13=_b[key];if(!_1.isArray(_13)){_13=[_13];}_f[key]=_13;if(this.referenceIntegrity){for(var i=0;i<_13.length;i++){var val=_13[i];if(this.isItem(val)){this._addReferenceToMap(val,_f,key);}}}}this.onNew(_f,_10);return _f;},_removeArrayElement:function(_14,_15){var _16=_3.indexOf(_14,_15);if(_16!=-1){_14.splice(_16,1);return true;}return false;},deleteItem:function(_17){this._assert(!this._saveInProgress);this._assertIsItem(_17);var _18=_17[this._itemNumPropName];var _19=this.getIdentity(_17);if(this.referenceIntegrity){var _1a=this.getAttributes(_17);if(_17[this._reverseRefMap]){_17["backup_"+this._reverseRefMap]=_1.clone(_17[this._reverseRefMap]);}_3.forEach(_1a,function(_1b){_3.forEach(this.getValues(_17,_1b),function(_1c){if(this.isItem(_1c)){if(!_17["backupRefs_"+this._reverseRefMap]){_17["backupRefs_"+this._reverseRefMap]=[];}_17["backupRefs_"+this._reverseRefMap].push({id:this.getIdentity(_1c),attr:_1b});this._removeReferenceFromMap(_1c,_17,_1b);}},this);},this);var _1d=_17[this._reverseRefMap];if(_1d){for(var _1e in _1d){var _1f=null;if(this._itemsByIdentity){_1f=this._itemsByIdentity[_1e];}else{_1f=this._arrayOfAllItems[_1e];}if(_1f){for(var _20 in _1d[_1e]){var _21=this.getValues(_1f,_20)||[];var _22=_3.filter(_21,function(_23){return !(this.isItem(_23)&&this.getIdentity(_23)==_19);},this);this._removeReferenceFromMap(_17,_1f,_20);if(_22.length<_21.length){this._setValueOrValues(_1f,_20,_22,true);}}}}}}this._arrayOfAllItems[_18]=null;_17[this._storeRefPropName]=null;if(this._itemsByIdentity){delete this._itemsByIdentity[_19];}this._pending._deletedItems[_19]=_17;if(_17[this._rootItemPropName]){this._removeArrayElement(this._arrayOfTopLevelItems,_17);}this.onDelete(_17);return true;},setValue:function(_24,_25,_26){return this._setValueOrValues(_24,_25,_26,true);},setValues:function(_27,_28,_29){return this._setValueOrValues(_27,_28,_29,true);},unsetAttribute:function(_2a,_2b){return this._setValueOrValues(_2a,_2b,[],true);},_setValueOrValues:function(_2c,_2d,_2e,_2f){this._assert(!this._saveInProgress);this._assertIsItem(_2c);this._assert(_1.isString(_2d));this._assert(typeof _2e!=="undefined");var _30=this._getIdentifierAttribute();if(_2d==_30){throw new Error("ItemFileWriteStore does not have support for changing the value of an item's identifier.");}var _31=this._getValueOrValues(_2c,_2d);var _32=this.getIdentity(_2c);if(!this._pending._modifiedItems[_32]){var _33={};for(var key in _2c){if((key===this._storeRefPropName)||(key===this._itemNumPropName)||(key===this._rootItemPropName)){_33[key]=_2c[key];}else{if(key===this._reverseRefMap){_33[key]=_1.clone(_2c[key]);}else{_33[key]=_2c[key].slice(0,_2c[key].length);}}}this._pending._modifiedItems[_32]=_33;}var _34=false;if(_1.isArray(_2e)&&_2e.length===0){_34=delete _2c[_2d];_2e=undefined;if(this.referenceIntegrity&&_31){var _35=_31;if(!_1.isArray(_35)){_35=[_35];}for(var i=0;i<_35.length;i++){var _36=_35[i];if(this.isItem(_36)){this._removeReferenceFromMap(_36,_2c,_2d);}}}}else{var _37;if(_1.isArray(_2e)){_37=_2e.slice(0,_2e.length);}else{_37=[_2e];}if(this.referenceIntegrity){if(_31){var _35=_31;if(!_1.isArray(_35)){_35=[_35];}var map={};_3.forEach(_35,function(_38){if(this.isItem(_38)){var id=this.getIdentity(_38);map[id.toString()]=true;}},this);_3.forEach(_37,function(_39){if(this.isItem(_39)){var id=this.getIdentity(_39);if(map[id.toString()]){delete map[id.toString()];}else{this._addReferenceToMap(_39,_2c,_2d);}}},this);for(var rId in map){var _3a;if(this._itemsByIdentity){_3a=this._itemsByIdentity[rId];}else{_3a=this._arrayOfAllItems[rId];}this._removeReferenceFromMap(_3a,_2c,_2d);}}else{for(var i=0;i<_37.length;i++){var _36=_37[i];if(this.isItem(_36)){this._addReferenceToMap(_36,_2c,_2d);}}}}_2c[_2d]=_37;_34=true;}if(_2f){this.onSet(_2c,_2d,_31,_2e);}return _34;},_addReferenceToMap:function(_3b,_3c,_3d){var _3e=this.getIdentity(_3c);var _3f=_3b[this._reverseRefMap];if(!_3f){_3f=_3b[this._reverseRefMap]={};}var _40=_3f[_3e];if(!_40){_40=_3f[_3e]={};}_40[_3d]=true;},_removeReferenceFromMap:function(_41,_42,_43){var _44=this.getIdentity(_42);var _45=_41[this._reverseRefMap];var _46;if(_45){for(_46 in _45){if(_46==_44){delete _45[_46][_43];if(this._isEmpty(_45[_46])){delete _45[_46];}}}if(this._isEmpty(_45)){delete _41[this._reverseRefMap];}}},_dumpReferenceMap:function(){var i;for(i=0;i<this._arrayOfAllItems.length;i++){var _47=this._arrayOfAllItems[i];if(_47&&_47[this._reverseRefMap]){}}},_getValueOrValues:function(_48,_49){var _4a=undefined;if(this.hasAttribute(_48,_49)){var _4b=this.getValues(_48,_49);if(_4b.length==1){_4a=_4b[0];}else{_4a=_4b;}}return _4a;},_flatten:function(_4c){if(this.isItem(_4c)){return {_reference:this.getIdentity(_4c)};}else{if(typeof _4c==="object"){for(var _4d in this._datatypeMap){var _4e=this._datatypeMap[_4d];if(_1.isObject(_4e)&&!_1.isFunction(_4e)){if(_4c instanceof _4e.type){if(!_4e.serialize){throw new Error("ItemFileWriteStore:  No serializer defined for type mapping: ["+_4d+"]");}return {_type:_4d,_value:_4e.serialize(_4c)};}}else{if(_4c instanceof _4e){return {_type:_4d,_value:_4c.toString()};}}}}return _4c;}},_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=this.getValues(_51,key);if(_53.length==1){_52[key]=this._flatten(_53[0]);}else{var _54=[];for(var j=0;j<_53.length;++j){_54.push(this._flatten(_53[j]));_52[key]=_54;}}}}_4f.items.push(_52);}}var _55=true;return _4.toJson(_4f,_55);},_isEmpty:function(_56){var _57=true;if(_1.isObject(_56)){var i;for(i in _56){_57=false;break;}}else{if(_1.isArray(_56)){if(_56.length>0){_57=false;}}}return _57;},save:function(_58){this._assert(!this._saveInProgress);this._saveInProgress=true;var _59=this;var _5a=function(){_59._pending={_newItems:{},_modifiedItems:{},_deletedItems:{}};_59._saveInProgress=false;if(_58&&_58.onComplete){var _5b=_58.scope||_5.global;_58.onComplete.call(_5b);}};var _5c=function(err){_59._saveInProgress=false;if(_58&&_58.onError){var _5d=_58.scope||_5.global;_58.onError.call(_5d,err);}};if(this._saveEverything){var _5e=this._getNewFileContentString();this._saveEverything(_5a,_5c,_5e);}if(this._saveCustom){this._saveCustom(_5a,_5c);}if(!this._saveEverything&&!this._saveCustom){_5a();}},revert:function(){this._assert(!this._saveInProgress);var _5f;for(_5f in this._pending._modifiedItems){var _60=this._pending._modifiedItems[_5f];var _61=null;if(this._itemsByIdentity){_61=this._itemsByIdentity[_5f];}else{_61=this._arrayOfAllItems[_5f];}_60[this._storeRefPropName]=this;for(var key in _61){delete _61[key];}_1.mixin(_61,_60);}var _62;for(_5f in this._pending._deletedItems){_62=this._pending._deletedItems[_5f];_62[this._storeRefPropName]=this;var _63=_62[this._itemNumPropName];if(_62["backup_"+this._reverseRefMap]){_62[this._reverseRefMap]=_62["backup_"+this._reverseRefMap];delete _62["backup_"+this._reverseRefMap];}this._arrayOfAllItems[_63]=_62;if(this._itemsByIdentity){this._itemsByIdentity[_5f]=_62;}if(_62[this._rootItemPropName]){this._arrayOfTopLevelItems.push(_62);}}for(_5f in this._pending._deletedItems){_62=this._pending._deletedItems[_5f];if(_62["backupRefs_"+this._reverseRefMap]){_3.forEach(_62["backupRefs_"+this._reverseRefMap],function(_64){var _65;if(this._itemsByIdentity){_65=this._itemsByIdentity[_64.id];}else{_65=this._arrayOfAllItems[_64.id];}this._addReferenceToMap(_65,_62,_64.attr);},this);delete _62["backupRefs_"+this._reverseRefMap];}}for(_5f in this._pending._newItems){var _66=this._pending._newItems[_5f];_66[this._storeRefPropName]=null;this._arrayOfAllItems[_66[this._itemNumPropName]]=null;if(_66[this._rootItemPropName]){this._removeArrayElement(this._arrayOfTopLevelItems,_66);}if(this._itemsByIdentity){delete this._itemsByIdentity[_5f];}}this._pending={_newItems:{},_modifiedItems:{},_deletedItems:{}};return true;},isDirty:function(_67){if(_67){var _68=this.getIdentity(_67);return new Boolean(this._pending._newItems[_68]||this._pending._modifiedItems[_68]||this._pending._deletedItems[_68]).valueOf();}else{return !this._isEmpty(this._pending._newItems)||!this._isEmpty(this._pending._modifiedItems)||!this._isEmpty(this._pending._deletedItems);}},onSet:function(_69,_6a,_6b,_6c){},onNew:function(_6d,_6e){},onDelete:function(_6f){},close:function(_70){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.");}}}});});