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Viewing changes to loggerhead/static/javascript/yui/build/io/io-xdr-debug.js

  • Committer: Matt Nordhoff
  • Date: 2010-02-26 04:37:13 UTC
  • mfrom: (400 trunk)
  • mto: This revision was merged to the branch mainline in revision 401.
  • Revision ID: mnordhoff@mattnordhoff.com-20100226043713-7mw3r6dr9qowutmi
Merge trunk for NEWS

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loggerhead/static/javascript/yui/build/io/io-xdr-debug.js
 
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/*
 
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Copyright (c) 2008, Yahoo! Inc. All rights reserved.
 
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Code licensed under the BSD License:
 
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http://developer.yahoo.net/yui/license.txt
 
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version: 3.0.0pr2
 
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*/
 
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YUI.add('io-xdr', function(Y) {
 
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   /*
 
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    * Extends the IO base class to provide an alternate, Flash transport, for making
 
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    * cross-domain requests.
 
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        * @module io-base
 
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        * @submodule io-xdr
 
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        */
 
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   /**
 
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        * @event io:xdrReady
 
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        * @description This event is fired by YUI.io when the specified transport is
 
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        * ready for use.
 
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        * @type Event Custom
 
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        */
 
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        var E_XDR_READY = 'io:xdrReady';
 
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   /**
 
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        * @description Method that creates the Flash transport swf.
 
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        *
 
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        * @method _swf
 
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        * @private
 
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        * @static
 
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        * @param {string} uri - location of IO.swf.
 
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        * @param {string} yid - YUI instance id.
 
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        * @return void
 
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        */
 
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        function _swf(uri, yid) {
 
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                var XDR_SWF = '<object id="yuiIoSwf" type="application/x-shockwave-flash" data="' + uri + '" width="0" height="0">' +
 
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                                  '<param name="movie" value="' + uri + '">' +
 
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                                  '<param name="FlashVars" value="yid=' + yid + '">' +
 
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                      '<param name="allowScriptAccess" value="sameDomain">' +
 
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                              '</object>';
 
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                Y.get('body').appendChild(Y.Node.create(XDR_SWF))
 
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        };
 
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    Y.mix(Y.io, {
 
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           /**
 
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                * @description Map of IO transports.
 
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                *
 
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                * @property _transportMap
 
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                * @private
 
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                * @static
 
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                * @type object
 
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                */
 
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                _transportMap: {},
 
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           /**
 
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                * @description Object that stores callback handlers for cross-domain requests
 
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                * when using Flash as the transport.
 
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                *
 
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                * @property _fn
 
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                * @private
 
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                * @static
 
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                * @type object
 
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                */
 
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                _fn: {},
 
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           /**
 
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                * @description Method for accessing the transport's interface for making a
 
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                * cross-domain transaction.
 
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                *
 
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                * @method _xdr
 
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                * @private
 
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                * @static
 
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                * @param {string} uri - qualified path to transaction resource.
 
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        * @param {object} o - Transaction object generated by _create() in io-base.
 
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                * @param {object} c - configuration object for the transaction.
 
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                * @return object
 
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                */
 
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                _xdr: function(uri, o, c){
 
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                        if (c.on) {
 
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                                this._fn[o.id] = c.on;
 
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                        }
 
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                        o.c.send(uri, c, o.id);
 
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                        return o;
 
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                },
 
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           /**
 
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                * @description Fires event "io:xdrReady"
 
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                *
 
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                * @method xdrReady
 
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                * @private
 
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                * @static
 
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                * @param {number} id - transaction id
 
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                * @param {object} c - configuration object for the transaction.
 
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                *
 
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                * @return void
 
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                */
 
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                xdrReady: function(id) {
 
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                        Y.fire(E_XDR_READY, id);
 
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                },
 
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           /**
 
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                * @description Method to initialize the desired transport.
 
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                *
 
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                * @method transport
 
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                * @public
 
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                * @static
 
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                * @param {object} o - object of transport configurations.
 
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                * @return void
 
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                */
 
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                transport: function(o) {
 
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                        switch (o.id) {
 
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                                case 'flash':
 
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                                        _swf(o.src, o.yid);
 
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                                        this._transportMap.flash = Y.config.doc.getElementById('yuiIoSwf');
 
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                                        break;
 
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                        }
 
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                }
 
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        });
 
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}, '3.0.0pr2' ,{requires:['io-base']});