/usr/share/javascript/yui3/datasource-function/datasource-function.js is in libjs-yui3-full 3.5.1-1ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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YUI 3.5.1 (build 22)
Copyright 2012 Yahoo! Inc. All rights reserved.
Licensed under the BSD License.
http://yuilibrary.com/license/
*/
YUI.add('datasource-function', function(Y) {
/**
* Provides a DataSource implementation which can be used to retrieve data from a custom function.
*
* @module datasource
* @submodule datasource-function
*/
/**
* Function subclass for the DataSource Utility.
* @class DataSource.Function
* @extends DataSource.Local
* @constructor
*/
var LANG = Y.Lang,
DSFn = function() {
DSFn.superclass.constructor.apply(this, arguments);
};
/////////////////////////////////////////////////////////////////////////////
//
// DataSource.Function static properties
//
/////////////////////////////////////////////////////////////////////////////
Y.mix(DSFn, {
/**
* Class name.
*
* @property NAME
* @type String
* @static
* @final
* @value "dataSourceFunction"
*/
NAME: "dataSourceFunction",
/////////////////////////////////////////////////////////////////////////////
//
// DataSource.Function Attributes
//
/////////////////////////////////////////////////////////////////////////////
ATTRS: {
/**
* @attribute source
* @description Pointer to live data.
* @type MIXED
* @default null
*/
source: {
validator: LANG.isFunction
}
}
});
Y.extend(DSFn, Y.DataSource.Local, {
/**
* Passes query string to IO. Fires <code>response</code> event when
* response is received asynchronously.
*
* @method _defRequestFn
* @param e {Event.Facade} Event Facade with the following properties:
* <dl>
* <dt>tId (Number)</dt> <dd>Unique transaction ID.</dd>
* <dt>request (Object)</dt> <dd>The request.</dd>
* <dt>callback (Object)</dt> <dd>The callback object with the following properties:
* <dl>
* <dt>success (Function)</dt> <dd>Success handler.</dd>
* <dt>failure (Function)</dt> <dd>Failure handler.</dd>
* </dl>
* </dd>
* <dt>cfg (Object)</dt> <dd>Configuration object.</dd>
* </dl>
* @protected
*/
_defRequestFn: function(e) {
var fn = this.get("source"),
payload = e.details[0];
if (fn) {
try {
payload.data = fn(e.request, this, e);
} catch (ex) {
payload.error = ex;
}
} else {
payload.error = new Error("Function data failure");
}
this.fire("data", payload);
return e.tId;
}
});
Y.DataSource.Function = DSFn;
}, '3.5.1' ,{requires:['datasource-local']});
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