--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cm/media/js/lib/yui/yui_3.0.0b1/build/datasource/datasource-local-debug.js Mon Nov 23 15:14:29 2009 +0100
@@ -0,0 +1,340 @@
+/*
+Copyright (c) 2009, Yahoo! Inc. All rights reserved.
+Code licensed under the BSD License:
+http://developer.yahoo.net/yui/license.txt
+version: 3.0.0b1
+build: 1163
+*/
+YUI.add('datasource-local', function(Y) {
+
+/**
+ * The DataSource utility provides a common configurable interface for widgets to
+ * access a variety of data, from JavaScript arrays to online database servers.
+ *
+ * @module datasource
+ */
+
+/**
+ * Provides the base DataSource implementation, which can be extended to
+ * create DataSources for specific data protocols, such as the IO Utility, the
+ * Get Utility, or custom functions.
+ *
+ * @module datasource
+ * @submodule datasource-local
+ */
+
+/**
+ * Base class for the DataSource Utility.
+ * @class DataSource.Local
+ * @extends Base
+ * @constructor
+ */
+var LANG = Y.Lang,
+
+DSLocal = function() {
+ DSLocal.superclass.constructor.apply(this, arguments);
+};
+
+ /////////////////////////////////////////////////////////////////////////////
+ //
+ // DataSource static properties
+ //
+ /////////////////////////////////////////////////////////////////////////////
+Y.mix(DSLocal, {
+ /**
+ * Class name.
+ *
+ * @property NAME
+ * @type String
+ * @static
+ * @final
+ * @value "dataSourceLocal"
+ */
+ NAME: "dataSourceLocal",
+
+ /////////////////////////////////////////////////////////////////////////////
+ //
+ // DataSource Attributes
+ //
+ /////////////////////////////////////////////////////////////////////////////
+
+ ATTRS: {
+ /**
+ * @attribute source
+ * @description Pointer to live data.
+ * @type MIXED
+ * @default null
+ */
+ source: {
+ value: null
+ }
+ },
+
+ /**
+ * Global transaction counter.
+ *
+ * @property DataSource._tId
+ * @type Number
+ * @static
+ * @private
+ * @default 0
+ */
+ _tId: 0,
+
+ /**
+ * Executes a given callback. The third param determines whether to execute
+ *
+ * @method DataSource.issueCallback
+ * @param callback {Object} The callback object.
+ * @param params {Array} params to be passed to the callback method
+ * @param error {Boolean} whether an error occurred
+ * @static
+ */
+ issueCallback: function (e) {
+ if(e.callback) {
+ var callbackFunc = (e.error && e.callback.failure) || e.callback.success;
+ if (callbackFunc) {
+ callbackFunc(e);
+ }
+ }
+ }
+});
+
+Y.extend(DSLocal, Y.Base, {
+ /**
+ * Internal init() handler.
+ *
+ * @method initializer
+ * @param config {Object} Config object.
+ * @private
+ */
+ initializer: function(config) {
+ this._initEvents();
+ },
+
+ /**
+ * This method creates all the events for this module.
+ * @method _initEvents
+ * @private
+ */
+ _initEvents: function() {
+ /**
+ * Fired when a data request is received.
+ *
+ * @event request
+ * @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.</dd>
+ * <dt>cfg (Object)</dt> <dd>Configuration object.</dd>
+ * </dl>
+ * @preventable _defRequestFn
+ */
+ this.publish("request", {defaultFn: Y.bind("_defRequestFn", this), queuable:true});
+
+ /**
+ * Fired when raw data is received.
+ *
+ * @event data
+ * @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>
+ * <dt>data (Object)</dt> <dd>Raw data.</dd>
+ * </dl>
+ * @preventable _defDataFn
+ */
+ this.publish("data", {defaultFn: Y.bind("_defDataFn", this), queuable:true});
+
+ /**
+ * Fired when response is returned.
+ *
+ * @event response
+ * @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>
+ * <dt>data (Object)</dt> <dd>Raw data.</dd>
+ * <dt>response (Object)</dt> <dd>Normalized response object with the following properties:
+ * <dl>
+ * <dt>results (Object)</dt> <dd>Parsed results.</dd>
+ * <dt>meta (Object)</dt> <dd>Parsed meta data.</dd>
+ * <dt>error (Boolean)</dt> <dd>Error flag.</dd>
+ * </dl>
+ * </dd>
+ * </dl>
+ * @preventable _defResponseFn
+ */
+ this.publish("response", {defaultFn: Y.bind("_defResponseFn", this), queuable:true});
+
+ /**
+ * Fired when an error is encountered.
+ *
+ * @event error
+ * @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>
+ * <dt>data (Object)</dt> <dd>Raw data.</dd>
+ * <dt>response (Object)</dt> <dd>Normalized response object with the following properties:
+ * <dl>
+ * <dt>results (Object)</dt> <dd>Parsed results.</dd>
+ * <dt>meta (Object)</dt> <dd>Parsed meta data.</dd>
+ * <dt>error (Object)</dt> <dd>Error object.</dd>
+ * </dl>
+ * </dd>
+ * </dl>
+ */
+
+ },
+
+ /**
+ * Manages request/response transaction. Must fire <code>response</code>
+ * event when response is received. This method should be implemented by
+ * subclasses to achieve more complex behavior such as accessing remote data.
+ *
+ * @method _defRequestFn
+ * @param e {Event.Facade} Event Facadewith 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 data = this.get("source");
+
+ // Problematic data
+ if(LANG.isUndefined(data)) {
+ e.error = new Error("Local source undefined");
+ }
+ if(e.error) {
+ this.fire("error", e);
+ Y.log("Error in response", "error", "datasource-local");
+ }
+
+ this.fire("data", Y.mix({data:data}, e));
+ Y.log("Transaction " + e.tId + " complete. Request: " +
+ Y.dump(e.request) + " . Response: " + Y.dump(e.response), "info", "datasource-local");
+ },
+
+ /**
+ * Normalizes raw data into a response that includes results and meta properties.
+ *
+ * @method _defDataFn
+ * @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>
+ * <dt>data (Object)</dt> <dd>Raw data.</dd>
+ * </dl>
+ * @protected
+ */
+ _defDataFn: function(e) {
+ var data = e.data,
+ meta = e.meta,
+ response = {
+ results: (LANG.isArray(data)) ? data : [data],
+ meta: (meta) ? meta : {}
+ };
+
+ this.fire("response", Y.mix({response: response}, e));
+ },
+
+ /**
+ * Sends data as a normalized response to callback.
+ *
+ * @method _defResponseFn
+ * @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>
+ * <dt>data (Object)</dt> <dd>Raw data.</dd>
+ * <dt>response (Object)</dt> <dd>Normalized response object with the following properties:
+ * <dl>
+ * <dt>results (Object)</dt> <dd>Parsed results.</dd>
+ * <dt>meta (Object)</dt> <dd>Parsed meta data.</dd>
+ * <dt>error (Boolean)</dt> <dd>Error flag.</dd>
+ * </dl>
+ * </dd>
+ * </dl>
+ * @protected
+ */
+ _defResponseFn: function(e) {
+ // Send the response back to the callback
+ DSLocal.issueCallback(e);
+ },
+
+ /**
+ * Generates a unique transaction ID and fires <code>request</code> event.
+ *
+ * @method sendRequest
+ * @param request {Object} Request.
+ * @param callback {Object} An object literal with the following properties:
+ * <dl>
+ * <dt><code>success</code></dt>
+ * <dd>The function to call when the data is ready.</dd>
+ * <dt><code>failure</code></dt>
+ * <dd>The function to call upon a response failure condition.</dd>
+ * <dt><code>argument</code></dt>
+ * <dd>Arbitrary data payload that will be passed back to the success and failure handlers.</dd>
+ * </dl>
+ * @param cfg {Object} Configuration object
+ * @return {Number} Transaction ID.
+ */
+ sendRequest: function(request, callback, cfg) {
+ var tId = DSLocal._tId++;
+ this.fire("request", {tId:tId, request:request, callback:callback, cfg:cfg || {}});
+ Y.log("Transaction " + tId + " sent request: " + Y.dump(request), "info", "datasource-local");
+ return tId;
+ }
+});
+
+Y.namespace("DataSource").Local = DSLocal;
+
+
+
+}, '3.0.0b1' ,{requires:['base']});