<!DOCTYPE html>
|
<html>
|
<head>
|
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
|
<title>The source code</title>
|
<link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
|
<script type="text/javascript" src="../resources/prettify/prettify.js"></script>
|
<style type="text/css">
|
.highlight { display: block; background-color: #ddd; }
|
</style>
|
<script type="text/javascript">
|
function highlight() {
|
document.getElementById(location.hash.replace(/#/, "")).className = "highlight";
|
}
|
</script>
|
</head>
|
<body onload="prettyPrint(); highlight();">
|
<pre class="prettyprint lang-js"><span id='Ext-direct-JsonProvider'>/**
|
</span> * A base provider for communicating using JSON. This is an abstract class
|
* and should not be instanced directly.
|
*
|
* @abstract
|
*/
|
|
Ext.define('Ext.direct.JsonProvider', {
|
extend: 'Ext.direct.Provider',
|
alias: 'direct.jsonprovider',
|
|
uses: [
|
'Ext.direct.ExceptionEvent',
|
'Ext.direct.Manager'
|
],
|
|
<span id='Ext-direct-JsonProvider-method-parseResponse'> /**
|
</span> * Parse the JSON response
|
* @private
|
*
|
* @param {Object} response The XHR response object
|
*
|
* @return {Object} The data in the response.
|
*/
|
parseResponse: function(response) {
|
if (!Ext.isEmpty(response.responseText)) {
|
if (Ext.isObject(response.responseText)) {
|
return response.responseText;
|
}
|
|
return Ext.decode(response.responseText);
|
}
|
|
return null;
|
},
|
|
<span id='Ext-direct-JsonProvider-method-createEvents'> /**
|
</span> * Creates a set of events based on the XHR response
|
*
|
* @param {Object} response The XHR response
|
*
|
* @return {Ext.direct.Event[]} An array of Ext.direct.Event
|
*/
|
createEvents: function(response) {
|
var me = this,
|
data = null,
|
events = [],
|
event, i, len;
|
|
try {
|
data = me.parseResponse(response);
|
}
|
catch (e) {
|
event = new Ext.direct.ExceptionEvent({
|
data: e,
|
xhr: response,
|
code: Ext.direct.Manager.exceptions.PARSE,
|
message: 'Error parsing json response: \n\n ' + e
|
});
|
|
return [event];
|
}
|
|
if (Ext.isArray(data)) {
|
for (i = 0, len = data.length; i < len; ++i) {
|
events.push(me.createEvent(data[i]));
|
}
|
}
|
else if (Ext.isObject(data)) {
|
events.push(me.createEvent(data));
|
}
|
|
return events;
|
},
|
|
<span id='Ext-direct-JsonProvider-method-createEvent'> /**
|
</span> * Create an event from a response object
|
*
|
* @param {Object} response Response object
|
*
|
* @return {Ext.direct.Event} The event
|
*/
|
createEvent: function(response) {
|
if (typeof response !== 'object'|| !('type' in response)) {
|
return new Ext.direct.ExceptionEvent({
|
data: response,
|
code: Ext.direct.Manager.exceptions.DATA,
|
message: 'Invalid data: event type is not specified'
|
});
|
}
|
|
return Ext.create('direct.' + response.type, response);
|
}
|
});</pre>
|
</body>
|
</html>
|
