root / trunk / web / dojo / dojox / data / RailsStore.js @ 12
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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 | } |