root / trunk / web / dojo / dojox / data / RailsStore.js @ 10
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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.RailsStore"]){ |
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| 9 | dojo._hasResource["dojox.data.RailsStore"]=true; |
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| 10 | dojo.provide("dojox.data.RailsStore");
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| 11 | dojo.require("dojox.data.JsonRestStore");
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| 12 | dojo.declare("dojox.data.RailsStore",dojox.data.JsonRestStore,{constructor:function(){ |
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| 13 | },preamble:function(_1){ |
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| 14 | if(typeof _1.target=="string"&&!_1.service){ |
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| 15 | var _2=_1.target.replace(/\/$/g,""); |
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| 16 | var _3=function(id,_4){ |
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| 17 | _4=_4||{};
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| 18 | var _5=_2;
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| 19 | var _6;
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| 20 | var _7;
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| 21 | if(dojo.isObject(id)){
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| 22 | _7="";
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| 23 | _6="?"+dojo.objectToQuery(id);
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| 24 | }else{
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| 25 | if(_4.queryStr&&_4.queryStr.indexOf("?")!=-1){ |
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| 26 | _7=_4.queryStr.replace(/\?.*/,""); |
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| 27 | _6=_4.queryStr.replace(/[^?]*\?/g,"?"); |
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| 28 | }else{
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| 29 | if(dojo.isString(_4.query)&&_4.query.indexOf("?")!=-1){ |
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| 30 | _7=_4.query.replace(/\?.*/,""); |
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| 31 | _6=_4.query.replace(/[^?]*\?/g,"?"); |
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| 32 | }else{
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| 33 | _7=id?id.toString():"";
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| 34 | _6="";
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| 35 | } |
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| 36 | } |
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| 37 | } |
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| 38 | if(_7.indexOf("=")!=-1){ |
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| 39 | _6=_7; |
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| 40 | _7="";
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| 41 | } |
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| 42 | if(_7){
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| 43 | _5=_5+"/"+_7+".json"+_6; |
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| 44 | }else{
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| 45 | _5=_5+".json"+_6;
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| 46 | } |
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| 47 | var _8=dojox.rpc._sync;
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| 48 | dojox.rpc._sync=false;
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| 49 | return {url:_5,handleAs:"json",contentType:"application/json",sync:_8,headers:{Accept:"application/json,application/javascript",Range:_4&&(_4.start>=0||_4.count>=0)?"items="+(_4.start||"0")+"-"+((_4.count&&(_4.count+(_4.start||0)-1))||""):undefined}}; |
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| 50 | }; |
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| 51 | _1.service=dojox.rpc.Rest(this.target,true,null,_3); |
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| 52 | } |
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| 53 | },fetch:function(_9){ |
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| 54 | _9=_9||{};
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| 55 | function _a(_b){ |
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| 56 | function _c(){ |
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| 57 | if(_9.queryStr==null){ |
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| 58 | _9.queryStr="";
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| 59 | } |
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| 60 | if(dojo.isObject(_9.query)){
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| 61 | _9.queryStr="?"+dojo.objectToQuery(_9.query);
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| 62 | }else{
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| 63 | if(dojo.isString(_9.query)){
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| 64 | _9.queryStr=_9.query; |
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| 65 | } |
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| 66 | } |
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| 67 | }; |
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| 68 | function _d(){ |
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| 69 | if(_9.queryStr.indexOf("?")==-1){ |
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| 70 | return "?"; |
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| 71 | }else{
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| 72 | return "&"; |
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| 73 | } |
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| 74 | }; |
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| 75 | if(_9.queryStr==null){ |
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| 76 | _c(); |
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| 77 | } |
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| 78 | _9.queryStr=_9.queryStr+_d()+dojo.objectToQuery(_b); |
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| 79 | }; |
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| 80 | if(_9.start||_9.count){
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| 81 | if((_9.start||0)%_9.count){ |
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| 82 | throw new Error("The start parameter must be a multiple of the count parameter"); |
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| 83 | } |
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| 84 | _a({page:((_9.start||0)/_9.count)+1,per_page:_9.count});
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| 85 | } |
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| 86 | if(_9.sort){
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| 87 | var _e={sortBy:[],sortDir:[]}; |
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| 88 | dojo.forEach(_9.sort,function(_f){
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| 89 | _e.sortBy.push(_f.attribute); |
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| 90 | _e.sortDir.push(!!_f.descending?"DESC":"ASC"); |
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| 91 | }); |
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| 92 | _a(_e); |
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| 93 | delete _9.sort;
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| 94 | } |
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| 95 | return this.inherited(arguments); |
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| 96 | },_processResults:function(_10,_11){ |
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| 97 | var _12;
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| 98 | if((typeof this.rootAttribute=="undefined")&&_10[0]){ |
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| 99 | if(_10[0][this.idAttribute]){ |
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| 100 | this.rootAttribute=false; |
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| 101 | }else{
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| 102 | for(var _13 in _10[0]){ |
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| 103 | if(_10[0][_13][this.idAttribute]){ |
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| 104 | this.rootAttribute=_13;
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| 105 | } |
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| 106 | } |
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| 107 | } |
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| 108 | } |
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| 109 | if(this.rootAttribute){ |
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| 110 | _12=dojo.map(_10,function(_14){
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| 111 | return _14[this.rootAttribute]; |
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| 112 | },this);
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| 113 | }else{
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| 114 | _12=_10; |
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| 115 | } |
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| 116 | var _15=_10.length;
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| 117 | return {totalCount:_11.fullLength||(_11.request.count==_15?(_11.request.start||0)+_15*2:_15),items:_12}; |
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| 118 | }}); |
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| 119 | } |