git-svn-id: https://msi/svn/firstRepo/WebClient/branches/Manut_2.2.3@25 0f545695-f87b-41b6-9a03-7f16563b5454

js/classes/cache.js

@@ -0,0 +1,66 @@
+/* 
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+define(['jquery', 'backbone'],
+        function ($, Backbone) {
+
+            var Cache = {
+                convertToDate: function (mysql_string)
+                {
+                    if (typeof mysql_string === 'string')
+                    {
+                        var t = mysql_string.split(/[- :]/);
+
+                        //when t[3], t[4] and t[5] are missing they defaults to zero
+                        return new Date(t[0], t[1] - 1, t[2], t[3] || 0, t[4] || 0, t[5] || 0);
+                    }
+
+                    return null;
+                },
+                prefix: "cacheItem",
+                get: function (name) {
+                    var item = window.localStorage.getItem(this.prefix + name);
+                    if(item === null)
+                        return null;
+                    item = JSON.parse(item);
+                    return item.storeValue;
+                },
+                set: function (name, value) {
+                    window.localStorage.setItem(this.prefix + name, JSON.stringify({setTime: new Date(), storeValue: value}));
+                },
+                isExpired: function (name, timeDiff) {
+                    var item = window.localStorage.getItem(this.prefix + name);
+                    if(item === null)
+                        return true;
+                    
+                    item = JSON.parse(item);                    
+                    var time = item.setTime;
+                    if(timeDiff.getTime() > Date.parse(time))
+                        return true;
+                    return false;
+                },
+                checkCacheFromServer: function ()
+                {
+                    var self = this;
+                    $.ajax({
+                        url: myManifest.Settings.DefaultURL + "/api/profile/statusCache",
+                        //dataType: "json",
+                        type: 'GET',
+                        success: function (msg) {
+                            $(msg).each(function (index, element) {
+                                var elemName = "Category" + element.ID_CATEGORIA;
+                                if (self.isExpired(elemName, self.convertToDate(element.LastDateModified)))
+                                {
+                                    self.set(elemName, null);
+                                }
+                            });
+                        }
+                    });
+                }
+            };
+
+            return Cache;
+        });

js/classes/cachedCollection.js

@@ -0,0 +1,54 @@
+/* 
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+define(['jquery', 'underscore', 'backbone', 'classes/cache'],
+        function ($, _, Backbone, Cache) {
+
+            var CachedCollection = Backbone.Collection.extend({
+                cacheName: null,
+                fetch: function (options) {
+                    options = _.defaults(options || {}, {parse: true});
+                    var deferred = new $.Deferred(),
+                            self = this;
+
+                    var cachedItem = Cache.get(this.cacheName);
+
+                    if (cachedItem !== null)
+                    {
+                        window.setTimeout(function () {
+                            self[options.reset ? 'reset' : 'set'](false, options);
+                            deferred.resolve(cachedItem);
+                            self.push(cachedItem);
+                            self.trigger('sync', self, false, options);
+                            if (_.isFunction(options.success)) {
+                                options.success(self, false, options);
+                            }                            
+                            return deferred;
+                        }, 0);
+                    }
+                    else
+                    {
+                        // Delegate to the actual fetch method and store the attributes in the cache
+                        var jqXHR = Backbone.Collection.prototype.fetch.apply(this, arguments);
+                        // resolve the returned promise when the AJAX call completes
+                        jqXHR.done(_.bind(deferred.resolve, this, this))
+                                // Set the new data in the cache
+                                .done(_.bind(
+                                        function (a, b, c) {
+                                            Cache.set(self.cacheName, a);
+                                        }
+                                , null, this, options))
+                                // Reject the promise on fail
+                                .fail(_.bind(deferred.reject, this, this));
+
+                        deferred.abort = jqXHR.abort;
+                        // return a promise which provides the same methods as a jqXHR object
+                        return deferred;
+                    }
+                }
+            });
+            return CachedCollection;
+        });

js/classes/profile.js

@@ -73,12 +73,12 @@ define(['jquery', 'backbone'],
             },
 
             isGPlusConnected: function(){
-                if(this.data.type == "gplus")
+                if(this.data.type === "google")
                     return true;
                 return false;
             },
             isFbConnected: function(){
-                if(this.data.type == "fb")
+                if(this.data.type === "facebook")
                     return true;
                 return false;
             },