mcs/class/System.Web.Mvc2/System.Web.Mvc/AjaxHelper.cs

   1 /* ****************************************************************************\r
   2  *\r
   3  * Copyright (c) Microsoft Corporation. All rights reserved.\r
   4  *\r
   5  * This software is subject to the Microsoft Public License (Ms-PL). \r
   6  * A copy of the license can be found in the license.htm file included \r
   7  * in this distribution.\r
   8  *\r
   9  * You must not remove this notice, or any other, from this software.\r
  10  *\r
  11  * ***************************************************************************/\r
  12 \r
  13 namespace System.Web.Mvc {\r
  14     using System;\r
  15     using System.Diagnostics.CodeAnalysis;\r
  16     using System.Text;\r
  17     using System.Web.Routing;\r
  18     using System.Web.Script.Serialization;\r
  19 \r
  20     public class AjaxHelper {\r
  21 \r
  22         private static string _globalizationScriptPath;\r
  23 \r
  24         public AjaxHelper(ViewContext viewContext, IViewDataContainer viewDataContainer)\r
  25             : this(viewContext, viewDataContainer, RouteTable.Routes) {\r
  26         }\r
  27 \r
  28         public AjaxHelper(ViewContext viewContext, IViewDataContainer viewDataContainer, RouteCollection routeCollection) {\r
  29             if (viewContext == null) {\r
  30                 throw new ArgumentNullException("viewContext");\r
  31             }\r
  32             if (viewDataContainer == null) {\r
  33                 throw new ArgumentNullException("viewDataContainer");\r
  34             }\r
  35             if (routeCollection == null) {\r
  36                 throw new ArgumentNullException("routeCollection");\r
  37             }\r
  38             ViewContext = viewContext;\r
  39             ViewDataContainer = viewDataContainer;\r
  40             RouteCollection = routeCollection;\r
  41         }\r
  42 \r
  43         public static string GlobalizationScriptPath {\r
  44             get {\r
  45                 if (String.IsNullOrEmpty(_globalizationScriptPath)) {\r
  46                     _globalizationScriptPath = "~/Scripts/Globalization";\r
  47                 }\r
  48                 return _globalizationScriptPath;\r
  49             }\r
  50             set {\r
  51                 _globalizationScriptPath = value;\r
  52             }\r
  53         }\r
  54 \r
  55         public RouteCollection RouteCollection {\r
  56             get;\r
  57             private set;\r
  58         }\r
  59 \r
  60         public ViewContext ViewContext {\r
  61             get;\r
  62             private set;\r
  63         }\r
  64 \r
  65         public ViewDataDictionary ViewData {\r
  66             get {\r
  67                 return ViewDataContainer.ViewData;\r
  68             }\r
  69         }\r
  70 \r
  71         public IViewDataContainer ViewDataContainer {\r
  72             get;\r
  73             private set;\r
  74         }\r
  75 \r
  76         [SuppressMessage("Microsoft.Performance", "CA1822:MarkMembersAsStatic",\r
  77             Justification = "Instance method for consistency with other helpers.")]\r
  78         public string JavaScriptStringEncode(string message) {\r
  79             if (String.IsNullOrEmpty(message)) {\r
  80                 return message;\r
  81             }\r
  82             \r
  83             StringBuilder builder = new StringBuilder();\r
  84             JavaScriptSerializer serializer = new JavaScriptSerializer();\r
  85             serializer.Serialize(message, builder);\r
  86             return builder.ToString(1, builder.Length - 2); // remove first + last quote\r
  87         }\r
  88     }\r
  89 }\r