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/*
Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
Available via Academic Free License >= 2.1 OR the modified BSD license.
see: http://dojotoolkit.org/license for details
*/
dojo._xdResourceLoaded(function(dojo, dijit, dojox){
return {depends: [["provide", "dojox.data.WikipediaStore"],
["require", "dojo.io.script"],
["require", "dojox.rpc.Service"],
["require", "dojox.data.ServiceStore"]],
defineResource: function(dojo, dijit, dojox){if(!dojo._hasResource["dojox.data.WikipediaStore"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dojox.data.WikipediaStore"] = true;
dojo.provide("dojox.data.WikipediaStore");
dojo.require("dojo.io.script");
dojo.require("dojox.rpc.Service");
dojo.require("dojox.data.ServiceStore");
dojo.experimental("dojox.data.WikipediaStore");
dojo.declare("dojox.data.WikipediaStore", dojox.data.ServiceStore,{
// summary:
// Initializer for the Wikipedia data store interface.
// description:
// The WikipediaStore is a data store interface to Wikipedia, using the
// Wikipedia SMD spec from dojox.rpc. It currently is useful only for
// finding articles that contain some particular text or grabbing single
// articles by full name; no wildcards or other filtering are supported.
// example:
// | var store = new dojox.data.WikipediaStore();
// | store.fetch({
// | query: {title:"Dojo Toolkit"},
// | onItem: function(item){
// | dojo.byId("somediv").innerHTML = item.text["*"];
// | }
// | });
constructor: function(options){
if(options && options.service){
this.service = options.service;
}else{
var svc = new dojox.rpc.Service(dojo.moduleUrl("dojox.rpc.SMDLibrary", "wikipedia.smd"));
this.service = svc.query;
}
this.idAttribute = this.labelAttribute = "title";
},
fetch: function(/* object */ request){
// summary:
// Fetch a page or some partially-loaded search results from
// Wikipedia. Note that there isn't a way to sort data coming
// in from the API, so we just ignore the *sort* parameter.
// example:
// Loading a page:
// | store.fetch({
// | query: {title:"Dojo Toolkit"},
// | // define your handlers here
// | });
// example:
// Searching for pages containing "dojo":
// | store.fetch({
// | query: {
// | action: "query",
// | text: "dojo"
// | },
// | // define your handlers here
// | });
// example:
// Searching for the next 50 pages containing "dojo":
// | store.fetch({
// | query: {
// | action: "query",
// | text: "dojo",
// | start: 10,
// | count: 50 // max 500; will be capped if necessary
// | },
// | // define your handlers here
// | });
var rq = dojo.mixin({}, request.query);
if(rq && (!rq.action || rq.action === "parse")){
// default to a single page fetch
rq.action = "parse";
rq.page = rq.title;
delete rq.title;
}else if(rq.action === "query"){
// perform a full text search on page content
rq.list = "search";
rq.srwhat = "text";
rq.srsearch = rq.text;
if(request.start){
rq.sroffset = request.start-1;
}
if(request.count){
rq.srlimit = request.count >= 500 ? 500 : request.count;
}
delete rq.text;
}
request.query = rq;
return this.inherited(arguments);
},
_processResults: function(results, def){
if(results.parse){
// loading a complete page
results.parse.title = dojo.queryToObject(def.ioArgs.url.split("?")[1]).page;
results = [results.parse];
}else if(results.query && results.query.search){
// loading some search results; all we have here is page titles,
// so we mark our items as incomplete
results = results.query.search;
var _thisStore = this;
for(var i in results){
results[i]._loadObject = function(callback){
_thisStore.fetch({
query: { action:"parse", title:this.title },
onItem: callback
});
delete this._loadObject;
}
}
}
return this.inherited(arguments);
}
});
}
}};});
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