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1 | /*! |
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2 | * Ext JS Library 3.0.0 |
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3 | * Copyright(c) 2006-2009 Ext JS, LLC |
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4 | * licensing@extjs.com |
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5 | * http://www.extjs.com/license |
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6 | */ |
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7 | /** |
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8 | * @class Ext.direct.JsonProvider |
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9 | * @extends Ext.direct.Provider |
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10 | */ |
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11 | Ext.direct.JsonProvider = Ext.extend(Ext.direct.Provider, { |
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12 | parseResponse: function(xhr){ |
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13 | if(!Ext.isEmpty(xhr.responseText)){ |
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14 | if(typeof xhr.responseText == 'object'){ |
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15 | return xhr.responseText; |
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16 | } |
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17 | return Ext.decode(xhr.responseText); |
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18 | } |
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19 | return null; |
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20 | }, |
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21 | |
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22 | getEvents: function(xhr){ |
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23 | var data = null; |
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24 | try{ |
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25 | data = this.parseResponse(xhr); |
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26 | }catch(e){ |
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27 | var event = new Ext.Direct.ExceptionEvent({ |
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28 | data: e, |
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29 | xhr: xhr, |
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30 | code: Ext.Direct.exceptions.PARSE, |
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31 | message: 'Error parsing json response: \n\n ' + data |
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32 | }) |
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33 | return [event]; |
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34 | } |
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35 | var events = []; |
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36 | if(Ext.isArray(data)){ |
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37 | for(var i = 0, len = data.length; i < len; i++){ |
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38 | events.push(Ext.Direct.createEvent(data[i])); |
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39 | } |
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40 | }else{ |
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41 | events.push(Ext.Direct.createEvent(data)); |
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42 | } |
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43 | return events; |
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44 | } |
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45 | }); |
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