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root / trunk / web / dojo / dojox / data / RailsStore.js @ 10

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/*
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        Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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        Available via Academic Free License >= 2.1 OR the modified BSD license.
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        see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.data.RailsStore"]){
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dojo._hasResource["dojox.data.RailsStore"]=true;
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dojo.provide("dojox.data.RailsStore");
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dojo.require("dojox.data.JsonRestStore");
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dojo.declare("dojox.data.RailsStore",dojox.data.JsonRestStore,{constructor:function(){
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},preamble:function(_1){
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if(typeof _1.target=="string"&&!_1.service){
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var _2=_1.target.replace(/\/$/g,"");
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var _3=function(id,_4){
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_4=_4||{};
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var _5=_2;
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var _6;
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var _7;
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if(dojo.isObject(id)){
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_7="";
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_6="?"+dojo.objectToQuery(id);
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}else{
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if(_4.queryStr&&_4.queryStr.indexOf("?")!=-1){
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_7=_4.queryStr.replace(/\?.*/,"");
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_6=_4.queryStr.replace(/[^?]*\?/g,"?");
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}else{
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if(dojo.isString(_4.query)&&_4.query.indexOf("?")!=-1){
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_7=_4.query.replace(/\?.*/,"");
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_6=_4.query.replace(/[^?]*\?/g,"?");
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}else{
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_7=id?id.toString():"";
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_6="";
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}
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}
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}
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if(_7.indexOf("=")!=-1){
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_6=_7;
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_7="";
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}
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if(_7){
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_5=_5+"/"+_7+".json"+_6;
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}else{
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_5=_5+".json"+_6;
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}
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var _8=dojox.rpc._sync;
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dojox.rpc._sync=false;
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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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};
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_1.service=dojox.rpc.Rest(this.target,true,null,_3);
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}
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},fetch:function(_9){
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_9=_9||{};
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function _a(_b){
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function _c(){
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if(_9.queryStr==null){
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_9.queryStr="";
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}
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if(dojo.isObject(_9.query)){
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_9.queryStr="?"+dojo.objectToQuery(_9.query);
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}else{
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if(dojo.isString(_9.query)){
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_9.queryStr=_9.query;
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}
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}
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};
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function _d(){
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if(_9.queryStr.indexOf("?")==-1){
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return "?";
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}else{
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return "&";
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}
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};
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if(_9.queryStr==null){
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_c();
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}
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_9.queryStr=_9.queryStr+_d()+dojo.objectToQuery(_b);
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};
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if(_9.start||_9.count){
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if((_9.start||0)%_9.count){
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throw new Error("The start parameter must be a multiple of the count parameter");
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}
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_a({page:((_9.start||0)/_9.count)+1,per_page:_9.count});
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}
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if(_9.sort){
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var _e={sortBy:[],sortDir:[]};
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dojo.forEach(_9.sort,function(_f){
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_e.sortBy.push(_f.attribute);
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_e.sortDir.push(!!_f.descending?"DESC":"ASC");
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});
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_a(_e);
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delete _9.sort;
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}
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return this.inherited(arguments);
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},_processResults:function(_10,_11){
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var _12;
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if((typeof this.rootAttribute=="undefined")&&_10[0]){
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if(_10[0][this.idAttribute]){
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this.rootAttribute=false;
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}else{
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for(var _13 in _10[0]){
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if(_10[0][_13][this.idAttribute]){
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this.rootAttribute=_13;
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}
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}
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}
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}
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if(this.rootAttribute){
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_12=dojo.map(_10,function(_14){
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return _14[this.rootAttribute];
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},this);
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}else{
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_12=_10;
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}
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var _15=_10.length;
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return {totalCount:_11.fullLength||(_11.request.count==_15?(_11.request.start||0)+_15*2:_15),items:_12};
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}});
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}