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

2015-01-25 13:57:37 +00:00
parent 1b92a374cc
commit d0d55ee8e5
19 changed files with 517 additions and 292 deletions
@@ -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;
+        });