src/cm/media/js/lib/yui/yui_3.10.3/build/datasource-io/datasource-io.js
changeset 525 89ef5ed3c48b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cm/media/js/lib/yui/yui_3.10.3/build/datasource-io/datasource-io.js	Tue Jul 16 14:29:46 2013 +0200
@@ -0,0 +1,208 @@
+/*
+YUI 3.10.3 (build 2fb5187)
+Copyright 2013 Yahoo! Inc. All rights reserved.
+Licensed under the BSD License.
+http://yuilibrary.com/license/
+*/
+
+YUI.add('datasource-io', function (Y, NAME) {
+
+/**
+ * Provides a DataSource implementation which can be used to retrieve data via the IO Utility.
+ *
+ * @module datasource
+ * @submodule datasource-io
+ */
+
+/**
+ * IO subclass for the DataSource Utility.
+ * @class DataSource.IO
+ * @extends DataSource.Local
+ * @constructor
+ */    
+var DSIO = function() {
+    DSIO.superclass.constructor.apply(this, arguments);
+};
+    
+
+    /////////////////////////////////////////////////////////////////////////////
+    //
+    // DataSource.IO static properties
+    //
+    /////////////////////////////////////////////////////////////////////////////
+Y.mix(DSIO, {
+    /**
+     * Class name.
+     *
+     * @property NAME
+     * @type String
+     * @static     
+     * @final
+     * @value "dataSourceIO"
+     */
+    NAME: "dataSourceIO",
+
+
+    /////////////////////////////////////////////////////////////////////////////
+    //
+    // DataSource.IO Attributes
+    //
+    /////////////////////////////////////////////////////////////////////////////
+
+    ATTRS: {
+        /**
+         * Pointer to IO Utility.
+         *
+         * @attribute io
+         * @type Y.io
+         * @default Y.io
+         */
+        io: {
+            value: Y.io,
+            cloneDefaultValue: false
+        },
+        
+        /**
+         * Default IO Config.
+         *
+         * @attribute ioConfig
+         * @type Object
+         * @default null
+         */
+         ioConfig: {
+            value: null
+         }
+    }
+});
+    
+Y.extend(DSIO, Y.DataSource.Local, {
+    /**
+    * Internal init() handler.
+    *
+    * @method initializer
+    * @param config {Object} Config object.
+    * @private
+    */
+    initializer: function(config) {
+        this._queue = {interval:null, conn:null, requests:[]};
+    },
+
+    /**
+    * IO success callback.
+    *
+    * @method successHandler
+    * @param id {String} Transaction ID.
+    * @param response {String} Response.
+    * @param e {Event.Facade} Event facade.
+    * @private
+    */
+    successHandler: function (id, response, e) {
+        var defIOConfig = this.get("ioConfig"),
+            payload = e.details[0];
+
+        delete Y.DataSource.Local.transactions[e.tId];
+
+        payload.data = response;
+        this.fire("data", payload);
+
+
+        if (defIOConfig && defIOConfig.on && defIOConfig.on.success) {
+            defIOConfig.on.success.apply(defIOConfig.context || Y, arguments);
+        }
+    },
+
+    /**
+    * IO failure callback.
+    *
+    * @method failureHandler
+    * @param id {String} Transaction ID.
+    * @param response {String} Response.
+    * @param e {Event.Facade} Event facade.
+    * @private
+    */
+    failureHandler: function (id, response, e) {
+        var defIOConfig = this.get("ioConfig"),
+            payload = e.details[0];
+        
+        delete Y.DataSource.Local.transactions[e.tId];
+
+        payload.error = new Error("IO data failure");
+
+        payload.data = response;
+        this.fire("data", payload);
+
+
+        if (defIOConfig && defIOConfig.on && defIOConfig.on.failure) {
+            defIOConfig.on.failure.apply(defIOConfig.context || Y, arguments);
+        }
+    },
+    
+    /**
+    * @property _queue
+    * @description Object literal to manage asynchronous request/response
+    * cycles enabled if queue needs to be managed (asyncMode/ioConnMode):
+    * <dl>
+    *     <dt>interval {Number}</dt>
+    *         <dd>Interval ID of in-progress queue.</dd>
+    *     <dt>conn</dt>
+    *         <dd>In-progress connection identifier (if applicable).</dd>
+    *     <dt>requests {Object[]}</dt>
+    *         <dd>Array of queued request objects: {request:request, callback:callback}.</dd>
+    * </dl>
+    * @type Object
+    * @default {interval:null, conn:null, requests:[]}
+    * @private
+    */
+    _queue: null,
+
+    /**
+     * 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 uri = this.get("source"),
+            io = this.get("io"),
+            defIOConfig = this.get("ioConfig"),
+            request = e.request,
+            cfg = Y.merge(defIOConfig, e.cfg, {
+                on: Y.merge(defIOConfig, {
+                    success: this.successHandler,
+                    failure: this.failureHandler
+                }),
+                context: this,
+                "arguments": e
+            });
+        
+        // Support for POST transactions
+        if(Y.Lang.isString(request)) {
+            if(cfg.method && (cfg.method.toUpperCase() === "POST")) {
+                cfg.data = cfg.data ? cfg.data+request : request;
+            }
+            else {
+                uri += request;
+            }
+        }
+        Y.DataSource.Local.transactions[e.tId] = io(uri, cfg);
+        return e.tId;
+    }
+});
+  
+Y.DataSource.IO = DSIO;
+
+
+}, '3.10.3', {"requires": ["datasource-local", "io-base"]});