root / trunk / web / dojo / dojox / data / AppStore.js
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| 1 | 9 | andrej.cim | /*
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| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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| 4 | see: http://dojotoolkit.org/license for details
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| 5 | */
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| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.data.AppStore"]){ |
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| 9 | dojo._hasResource["dojox.data.AppStore"]=true; |
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| 10 | dojo.provide("dojox.data.AppStore");
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| 11 | dojo.require("dojox.atom.io.Connection");
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| 12 | dojo.require("dojo.data.util.simpleFetch");
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| 13 | dojo.require("dojo.data.util.filter");
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| 14 | dojo.experimental("dojox.data.AppStore");
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| 15 | dojo.declare("dojox.data.AppStore",null,{url:"",urlPreventCache:false,xmethod:false,_atomIO:null,_feed:null,_requests:null,_processing:null,_updates:null,_adds:null,_deletes:null,constructor:function(_1){ |
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| 16 | if(_1&&_1.url){
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| 17 | this.url=_1.url;
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| 18 | } |
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| 19 | if(_1&&_1.urlPreventCache){
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| 20 | this.urlPreventCache=_1.urlPreventCache;
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| 21 | } |
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| 22 | if(!this.url){ |
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| 23 | throw new Error("A URL is required to instantiate an APP Store object"); |
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| 24 | } |
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| 25 | },_setFeed:function(_2,_3){ |
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| 26 | this._feed=_2;
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| 27 | var i;
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| 28 | for(i=0;i<this._feed.entries.length;i++){ |
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| 29 | this._feed.entries[i].store=this; |
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| 30 | } |
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| 31 | if(this._requests){ |
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| 32 | for(i=0;i<this._requests.length;i++){ |
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| 33 | var _4=this._requests[i]; |
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| 34 | if(_4.request&&_4.fh&&_4.eh){
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| 35 | this._finishFetchItems(_4.request,_4.fh,_4.eh);
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| 36 | }else{
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| 37 | if(_4.clear){
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| 38 | this._feed=null; |
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| 39 | }else{
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| 40 | if(_4.add){
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| 41 | this._feed.addEntry(_4.add);
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| 42 | }else{
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| 43 | if(_4.remove){
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| 44 | this._feed.removeEntry(_4.remove);
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| 45 | } |
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| 46 | } |
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| 47 | } |
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| 48 | } |
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| 49 | } |
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| 50 | } |
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| 51 | this._requests=null; |
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| 52 | },_getAllItems:function(){ |
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| 53 | var _5=[];
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| 54 | for(var i=0;i<this._feed.entries.length;i++){ |
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| 55 | _5.push(this._feed.entries[i]);
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| 56 | } |
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| 57 | return _5;
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| 58 | },_assertIsItem:function(_6){ |
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| 59 | if(!this.isItem(_6)){ |
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| 60 | throw new Error("This error message is provided when a function is called in the following form: "+"getAttribute(argument, attributeName). The argument variable represents the member "+"or owner of the object. The error is created when an item that does not belong "+"to this store is specified as an argument."); |
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| 61 | } |
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| 62 | },_assertIsAttribute:function(_7){ |
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| 63 | if(typeof _7!=="string"){ |
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| 64 | throw new Error("The attribute argument must be a string. The error is created "+"when a different type of variable is specified such as an array or object."); |
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| 65 | } |
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| 66 | for(var _8 in dojox.atom.io.model._actions){ |
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| 67 | if(_8==_7){
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| 68 | return true; |
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| 69 | } |
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| 70 | } |
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| 71 | return false; |
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| 72 | },_addUpdate:function(_9){ |
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| 73 | if(!this._updates){ |
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| 74 | this._updates=[_9];
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| 75 | }else{
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| 76 | this._updates.push(_9);
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| 77 | } |
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| 78 | },getValue:function(_a,_b,_c){ |
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| 79 | var _d=this.getValues(_a,_b); |
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| 80 | return (_d.length>0)?_d[0]:_c; |
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| 81 | },getValues:function(_e,_f){ |
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| 82 | this._assertIsItem(_e);
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| 83 | var _10=this._assertIsAttribute(_f); |
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| 84 | if(_10){
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| 85 | if((_f==="author"||_f==="contributor"||_f==="link")&&_e[_f+"s"]){ |
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| 86 | return _e[_f+"s"]; |
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| 87 | } |
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| 88 | if(_f==="category"&&_e.categories){ |
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| 89 | return _e.categories;
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| 90 | } |
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| 91 | if(_e[_f]){
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| 92 | _e=_e[_f]; |
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| 93 | if(_e.declaredClass=="dojox.atom.io.model.Content"){ |
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| 94 | return [_e.value];
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| 95 | } |
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| 96 | return [_e];
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| 97 | } |
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| 98 | } |
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| 99 | return [];
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| 100 | },getAttributes:function(_11){ |
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| 101 | this._assertIsItem(_11);
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| 102 | var _12=[];
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| 103 | for(var key in dojox.atom.io.model._actions){ |
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| 104 | if(this.hasAttribute(_11,key)){ |
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| 105 | _12.push(key); |
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| 106 | } |
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| 107 | } |
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| 108 | return _12;
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| 109 | },hasAttribute:function(_13,_14){ |
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| 110 | return this.getValues(_13,_14).length>0; |
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| 111 | },containsValue:function(_15,_16,_17){ |
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| 112 | var _18=undefined; |
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| 113 | if(typeof _17==="string"){ |
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| 114 | _18=dojo.data.util.filter.patternToRegExp(_17,false);
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| 115 | } |
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| 116 | return this._containsValue(_15,_16,_17,_18); |
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| 117 | },_containsValue:function(_19,_1a,_1b,_1c,_1d){ |
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| 118 | var _1e=this.getValues(_19,_1a); |
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| 119 | for(var i=0;i<_1e.length;++i){ |
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| 120 | var _1f=_1e[i];
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| 121 | if(typeof _1f==="string"&&_1c){ |
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| 122 | if(_1d){
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| 123 | _1f=_1f.replace(new RegExp(/^\s+/),""); |
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| 124 | _1f=_1f.replace(new RegExp(/\s+$/),""); |
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| 125 | } |
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| 126 | _1f=_1f.replace(/\r|\n|\r\n/g,""); |
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| 127 | return (_1f.match(_1c)!==null); |
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| 128 | }else{
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| 129 | if(_1b===_1f){
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| 130 | return true; |
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| 131 | } |
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| 132 | } |
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| 133 | } |
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| 134 | return false; |
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| 135 | },isItem:function(_20){ |
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| 136 | return _20&&_20.store&&_20.store===this; |
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| 137 | },isItemLoaded:function(_21){ |
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| 138 | return this.isItem(_21); |
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| 139 | },loadItem:function(_22){ |
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| 140 | this._assertIsItem(_22.item);
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| 141 | },_fetchItems:function(_23,_24,_25){ |
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| 142 | if(this._feed){ |
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| 143 | this._finishFetchItems(_23,_24,_25);
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| 144 | }else{
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| 145 | var _26=false; |
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| 146 | if(!this._requests){ |
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| 147 | this._requests=[];
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| 148 | _26=true;
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| 149 | } |
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| 150 | this._requests.push({request:_23,fh:_24,eh:_25}); |
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| 151 | if(_26){
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| 152 | this._atomIO=new dojox.atom.io.Connection(false,this.urlPreventCache); |
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| 153 | this._atomIO.getFeed(this.url,this._setFeed,null,this); |
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| 154 | } |
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| 155 | } |
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| 156 | },_finishFetchItems:function(_27,_28,_29){ |
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| 157 | var _2a=null; |
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| 158 | var _2b=this._getAllItems(); |
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| 159 | if(_27.query){
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| 160 | var _2c=_27.queryOptions?_27.queryOptions.ignoreCase:false; |
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| 161 | _2a=[]; |
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| 162 | var _2d={};
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| 163 | var key;
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| 164 | var _2e;
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| 165 | for(key in _27.query){ |
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| 166 | _2e=_27.query[key]+"";
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| 167 | if(typeof _2e==="string"){ |
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| 168 | _2d[key]=dojo.data.util.filter.patternToRegExp(_2e,_2c); |
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| 169 | } |
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| 170 | } |
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| 171 | for(var i=0;i<_2b.length;++i){ |
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| 172 | var _2f=true; |
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| 173 | var _30=_2b[i];
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| 174 | for(key in _27.query){ |
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| 175 | _2e=_27.query[key]+"";
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| 176 | if(!this._containsValue(_30,key,_2e,_2d[key],_27.trim)){ |
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| 177 | _2f=false;
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| 178 | } |
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| 179 | } |
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| 180 | if(_2f){
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| 181 | _2a.push(_30); |
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| 182 | } |
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| 183 | } |
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| 184 | }else{
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| 185 | if(_2b.length>0){ |
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| 186 | _2a=_2b.slice(0,_2b.length);
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| 187 | } |
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| 188 | } |
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| 189 | try{
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| 190 | _28(_2a,_27); |
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| 191 | } |
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| 192 | catch(e){
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| 193 | _29(e,_27); |
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| 194 | } |
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| 195 | },getFeatures:function(){ |
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| 196 | return {"dojo.data.api.Read":true,"dojo.data.api.Write":true,"dojo.data.api.Identity":true}; |
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| 197 | },close:function(_31){ |
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| 198 | this._feed=null; |
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| 199 | },getLabel:function(_32){ |
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| 200 | if(this.isItem(_32)){ |
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| 201 | return this.getValue(_32,"title","No Title"); |
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| 202 | } |
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| 203 | return undefined; |
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| 204 | },getLabelAttributes:function(_33){ |
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| 205 | return ["title"]; |
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| 206 | },getIdentity:function(_34){ |
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| 207 | this._assertIsItem(_34);
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| 208 | return this.getValue(_34,"id"); |
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| 209 | },getIdentityAttributes:function(_35){ |
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| 210 | return ["id"]; |
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| 211 | },fetchItemByIdentity:function(_36){ |
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| 212 | this._fetchItems({query:{id:_36.identity},onItem:_36.onItem,scope:_36.scope},function(_37,_38){ |
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| 213 | var _39=_38.scope;
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| 214 | if(!_39){
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| 215 | _39=dojo.global; |
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| 216 | } |
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| 217 | if(_37.length<1){ |
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| 218 | _38.onItem.call(_39,null);
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| 219 | }else{
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| 220 | _38.onItem.call(_39,_37[0]);
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| 221 | } |
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| 222 | },_36.onError); |
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| 223 | },newItem:function(_3a){ |
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| 224 | var _3b=new dojox.atom.io.model.Entry(); |
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| 225 | var _3c=null; |
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| 226 | var _3d=null; |
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| 227 | var i;
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| 228 | for(var key in _3a){ |
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| 229 | if(this._assertIsAttribute(key)){ |
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| 230 | _3c=_3a[key]; |
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| 231 | switch(key){
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| 232 | case "link": |
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| 233 | for(i in _3c){ |
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| 234 | _3d=_3c[i]; |
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| 235 | _3b.addLink(_3d.href,_3d.rel,_3d.hrefLang,_3d.title,_3d.type); |
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| 236 | } |
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| 237 | break;
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| 238 | case "author": |
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| 239 | for(i in _3c){ |
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| 240 | _3d=_3c[i]; |
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| 241 | _3b.addAuthor(_3d.name,_3d.email,_3d.uri); |
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| 242 | } |
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| 243 | break;
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| 244 | case "contributor": |
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| 245 | for(i in _3c){ |
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| 246 | _3d=_3c[i]; |
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| 247 | _3b.addContributor(_3d.name,_3d.email,_3d.uri); |
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| 248 | } |
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| 249 | break;
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| 250 | case "category": |
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| 251 | for(i in _3c){ |
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| 252 | _3d=_3c[i]; |
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| 253 | _3b.addCategory(_3d.scheme,_3d.term,_3d.label); |
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| 254 | } |
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| 255 | break;
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| 256 | case "icon": |
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| 257 | case "id": |
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| 258 | case "logo": |
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| 259 | case "xmlBase": |
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| 260 | case "rights": |
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| 261 | _3b[key]=_3c; |
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| 262 | break;
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| 263 | case "updated": |
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| 264 | case "published": |
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| 265 | case "issued": |
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| 266 | case "modified": |
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| 267 | _3b[key]=dojox.atom.io.model.util.createDate(_3c); |
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| 268 | break;
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| 269 | case "content": |
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| 270 | case "summary": |
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| 271 | case "title": |
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| 272 | case "subtitle": |
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| 273 | _3b[key]=new dojox.atom.io.model.Content(key);
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| 274 | _3b[key].value=_3c; |
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| 275 | break;
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| 276 | default:
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| 277 | _3b[key]=_3c; |
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| 278 | break;
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| 279 | } |
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| 280 | } |
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| 281 | } |
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| 282 | _3b.store=this;
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| 283 | _3b.isDirty=true;
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| 284 | if(!this._adds){ |
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| 285 | this._adds=[_3b];
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| 286 | }else{
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| 287 | this._adds.push(_3b);
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| 288 | } |
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| 289 | if(this._feed){ |
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| 290 | this._feed.addEntry(_3b);
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| 291 | }else{
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| 292 | if(this._requests){ |
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| 293 | this._requests.push({add:_3b}); |
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| 294 | }else{
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| 295 | this._requests=[{add:_3b}]; |
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| 296 | this._atomIO=new dojox.atom.io.Connection(false,this.urlPreventCache); |
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| 297 | this._atomIO.getFeed(this.url,dojo.hitch(this,this._setFeed)); |
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| 298 | } |
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| 299 | } |
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| 300 | return true; |
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| 301 | },deleteItem:function(_3e){ |
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| 302 | this._assertIsItem(_3e);
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| 303 | if(!this._deletes){ |
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| 304 | this._deletes=[_3e];
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| 305 | }else{
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| 306 | this._deletes.push(_3e);
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| 307 | } |
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| 308 | if(this._feed){ |
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| 309 | this._feed.removeEntry(_3e);
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| 310 | }else{
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| 311 | if(this._requests){ |
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| 312 | this._requests.push({remove:_3e}); |
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| 313 | }else{
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| 314 | this._requests=[{remove:_3e}]; |
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| 315 | this._atomIO=new dojox.atom.io.Connection(false,this.urlPreventCache); |
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| 316 | this._atomIO.getFeed(this.url,dojo.hitch(this,this._setFeed)); |
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| 317 | } |
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| 318 | } |
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| 319 | _3e=null;
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| 320 | return true; |
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| 321 | },setValue:function(_3f,_40,_41){ |
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| 322 | this._assertIsItem(_3f);
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| 323 | var _42={item:_3f}; |
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| 324 | if(this._assertIsAttribute(_40)){ |
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| 325 | switch(_40){
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| 326 | case "link": |
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| 327 | _42.links=_3f.links; |
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| 328 | this._addUpdate(_42);
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| 329 | _3f.links=null;
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| 330 | _3f.addLink(_41.href,_41.rel,_41.hrefLang,_41.title,_41.type); |
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| 331 | _3f.isDirty=true;
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| 332 | return true; |
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| 333 | case "author": |
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| 334 | _42.authors=_3f.authors; |
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| 335 | this._addUpdate(_42);
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| 336 | _3f.authors=null;
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| 337 | _3f.addAuthor(_41.name,_41.email,_41.uri); |
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| 338 | _3f.isDirty=true;
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| 339 | return true; |
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| 340 | case "contributor": |
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| 341 | _42.contributors=_3f.contributors; |
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| 342 | this._addUpdate(_42);
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| 343 | _3f.contributors=null;
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| 344 | _3f.addContributor(_41.name,_41.email,_41.uri); |
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| 345 | _3f.isDirty=true;
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| 346 | return true; |
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| 347 | case "category": |
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| 348 | _42.categories=_3f.categories; |
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| 349 | this._addUpdate(_42);
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| 350 | _3f.categories=null;
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| 351 | _3f.addCategory(_41.scheme,_41.term,_41.label); |
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| 352 | _3f.isDirty=true;
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| 353 | return true; |
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| 354 | case "icon": |
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| 355 | case "id": |
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| 356 | case "logo": |
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| 357 | case "xmlBase": |
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| 358 | case "rights": |
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| 359 | _42[_40]=_3f[_40]; |
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| 360 | this._addUpdate(_42);
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| 361 | _3f[_40]=_41; |
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| 362 | _3f.isDirty=true;
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| 363 | return true; |
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| 364 | case "updated": |
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| 365 | case "published": |
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| 366 | case "issued": |
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| 367 | case "modified": |
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| 368 | _42[_40]=_3f[_40]; |
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| 369 | this._addUpdate(_42);
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| 370 | _3f[_40]=dojox.atom.io.model.util.createDate(_41); |
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| 371 | _3f.isDirty=true;
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| 372 | return true; |
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| 373 | case "content": |
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| 374 | case "summary": |
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| 375 | case "title": |
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| 376 | case "subtitle": |
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| 377 | _42[_40]=_3f[_40]; |
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| 378 | this._addUpdate(_42);
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| 379 | _3f[_40]=new dojox.atom.io.model.Content(_40);
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| 380 | _3f[_40].value=_41; |
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| 381 | _3f.isDirty=true;
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| 382 | return true; |
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| 383 | default:
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| 384 | _42[_40]=_3f[_40]; |
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| 385 | this._addUpdate(_42);
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| 386 | _3f[_40]=_41; |
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| 387 | _3f.isDirty=true;
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| 388 | return true; |
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| 389 | } |
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| 390 | } |
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| 391 | return false; |
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| 392 | },setValues:function(_43,_44,_45){ |
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| 393 | if(_45.length===0){ |
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| 394 | return this.unsetAttribute(_43,_44); |
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| 395 | } |
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| 396 | this._assertIsItem(_43);
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| 397 | var _46={item:_43}; |
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| 398 | var _47;
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| 399 | var i;
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| 400 | if(this._assertIsAttribute(_44)){ |
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| 401 | switch(_44){
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| 402 | case "link": |
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| 403 | _46.links=_43.links; |
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| 404 | _43.links=null;
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| 405 | for(i in _45){ |
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| 406 | _47=_45[i]; |
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| 407 | _43.addLink(_47.href,_47.rel,_47.hrefLang,_47.title,_47.type); |
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| 408 | } |
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| 409 | _43.isDirty=true;
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| 410 | return true; |
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| 411 | case "author": |
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| 412 | _46.authors=_43.authors; |
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| 413 | _43.authors=null;
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| 414 | for(i in _45){ |
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| 415 | _47=_45[i]; |
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| 416 | _43.addAuthor(_47.name,_47.email,_47.uri); |
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| 417 | } |
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| 418 | _43.isDirty=true;
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| 419 | return true; |
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| 420 | case "contributor": |
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| 421 | _46.contributors=_43.contributors; |
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| 422 | _43.contributors=null;
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| 423 | for(i in _45){ |
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| 424 | _47=_45[i]; |
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| 425 | _43.addContributor(_47.name,_47.email,_47.uri); |
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| 426 | } |
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| 427 | _43.isDirty=true;
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| 428 | return true; |
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| 429 | case "categories": |
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| 430 | _46.categories=_43.categories; |
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| 431 | _43.categories=null;
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| 432 | for(i in _45){ |
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| 433 | _47=_45[i]; |
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| 434 | _43.addCategory(_47.scheme,_47.term,_47.label); |
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| 435 | } |
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| 436 | _43.isDirty=true;
|
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| 437 | return true; |
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| 438 | case "icon": |
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| 439 | case "id": |
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| 440 | case "logo": |
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| 441 | case "xmlBase": |
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| 442 | case "rights": |
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| 443 | _46[_44]=_43[_44]; |
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| 444 | _43[_44]=_45[0];
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| 445 | _43.isDirty=true;
|
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| 446 | return true; |
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| 447 | case "updated": |
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| 448 | case "published": |
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| 449 | case "issued": |
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| 450 | case "modified": |
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| 451 | _46[_44]=_43[_44]; |
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| 452 | _43[_44]=dojox.atom.io.model.util.createDate(_45[0]);
|
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| 453 | _43.isDirty=true;
|
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| 454 | return true; |
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| 455 | case "content": |
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| 456 | case "summary": |
||
| 457 | case "title": |
||
| 458 | case "subtitle": |
||
| 459 | _46[_44]=_43[_44]; |
||
| 460 | _43[_44]=new dojox.atom.io.model.Content(_44);
|
||
| 461 | _43[_44].values[0]=_45[0]; |
||
| 462 | _43.isDirty=true;
|
||
| 463 | return true; |
||
| 464 | default:
|
||
| 465 | _46[_44]=_43[_44]; |
||
| 466 | _43[_44]=_45[0];
|
||
| 467 | _43.isDirty=true;
|
||
| 468 | return true; |
||
| 469 | } |
||
| 470 | } |
||
| 471 | this._addUpdate(_46);
|
||
| 472 | return false; |
||
| 473 | },unsetAttribute:function(_48,_49){ |
||
| 474 | this._assertIsItem(_48);
|
||
| 475 | if(this._assertIsAttribute(_49)){ |
||
| 476 | if(_48[_49]!==null){ |
||
| 477 | var _4a={item:_48}; |
||
| 478 | switch(_49){
|
||
| 479 | case "author": |
||
| 480 | case "contributor": |
||
| 481 | case "link": |
||
| 482 | _4a[_49+"s"]=_48[_49+"s"]; |
||
| 483 | break;
|
||
| 484 | case "category": |
||
| 485 | _4a.categories=_48.categories; |
||
| 486 | break;
|
||
| 487 | default:
|
||
| 488 | _4a[_49]=_48[_49]; |
||
| 489 | break;
|
||
| 490 | } |
||
| 491 | _48.isDirty=true;
|
||
| 492 | _48[_49]=null;
|
||
| 493 | this._addUpdate(_4a);
|
||
| 494 | return true; |
||
| 495 | } |
||
| 496 | } |
||
| 497 | return false; |
||
| 498 | },save:function(_4b){ |
||
| 499 | var i;
|
||
| 500 | for(i in this._adds){ |
||
| 501 | this._atomIO.addEntry(this._adds[i],null,function(){ |
||
| 502 | },_4b.onError,false,_4b.scope);
|
||
| 503 | } |
||
| 504 | this._adds=null; |
||
| 505 | for(i in this._updates){ |
||
| 506 | this._atomIO.updateEntry(this._updates[i].item,function(){ |
||
| 507 | },_4b.onError,false,this.xmethod,_4b.scope); |
||
| 508 | } |
||
| 509 | this._updates=null; |
||
| 510 | for(i in this._deletes){ |
||
| 511 | this._atomIO.removeEntry(this._deletes[i],function(){ |
||
| 512 | },_4b.onError,this.xmethod,_4b.scope);
|
||
| 513 | } |
||
| 514 | this._deletes=null; |
||
| 515 | this._atomIO.getFeed(this.url,dojo.hitch(this,this._setFeed)); |
||
| 516 | if(_4b.onComplete){
|
||
| 517 | var _4c=_4b.scope||dojo.global;
|
||
| 518 | _4b.onComplete.call(_4c); |
||
| 519 | } |
||
| 520 | },revert:function(){ |
||
| 521 | var i;
|
||
| 522 | for(i in this._adds){ |
||
| 523 | this._feed.removeEntry(this._adds[i]); |
||
| 524 | } |
||
| 525 | this._adds=null; |
||
| 526 | var _4d,_4e,key;
|
||
| 527 | for(i in this._updates){ |
||
| 528 | _4d=this._updates[i];
|
||
| 529 | _4e=_4d.item; |
||
| 530 | for(key in _4d){ |
||
| 531 | if(key!=="item"){ |
||
| 532 | _4e[key]=_4d[key]; |
||
| 533 | } |
||
| 534 | } |
||
| 535 | } |
||
| 536 | this._updates=null; |
||
| 537 | for(i in this._deletes){ |
||
| 538 | this._feed.addEntry(this._deletes[i]); |
||
| 539 | } |
||
| 540 | this._deletes=null; |
||
| 541 | return true; |
||
| 542 | },isDirty:function(_4f){ |
||
| 543 | if(_4f){
|
||
| 544 | this._assertIsItem(_4f);
|
||
| 545 | return _4f.isDirty?true:false; |
||
| 546 | } |
||
| 547 | return (this._adds!==null||this._updates!==null); |
||
| 548 | }}); |
||
| 549 | dojo.extend(dojox.data.AppStore,dojo.data.util.simpleFetch); |
||
| 550 | } |