mcs/class/System.Web.Mvc2/System.Web.Mvc/FormContext.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.Collections;\r
  16     using System.Collections.Generic;\r
  17     using System.Diagnostics.CodeAnalysis;\r
  18     using System.Web.Script.Serialization;\r
  19 \r
  20     public class FormContext {\r
  21 \r
  22         private readonly Dictionary<string, FieldValidationMetadata> _fieldValidators = new Dictionary<string, FieldValidationMetadata>();\r
  23 \r
  24         public IDictionary<string, FieldValidationMetadata> FieldValidators {\r
  25             get {\r
  26                 return _fieldValidators;\r
  27             }\r
  28         }\r
  29 \r
  30         public string FormId {\r
  31             get;\r
  32             set;\r
  33         }\r
  34 \r
  35         public bool ReplaceValidationSummary {\r
  36             get;\r
  37             set;\r
  38         }\r
  39 \r
  40         public string ValidationSummaryId {\r
  41             get;\r
  42             set;\r
  43         }\r
  44 \r
  45         [SuppressMessage("Microsoft.Design", "CA1024:UsePropertiesWhereAppropriate",\r
  46             Justification = "Performs a potentially time-consuming conversion.")]\r
  47         public string GetJsonValidationMetadata() {\r
  48             JavaScriptSerializer serializer = new JavaScriptSerializer();\r
  49 \r
  50             SortedDictionary<string, object> dict = new SortedDictionary<string, object>() {\r
  51                 { "Fields", FieldValidators.Values },\r
  52                 { "FormId", FormId }\r
  53             };\r
  54             if (!String.IsNullOrEmpty(ValidationSummaryId)) {\r
  55                 dict["ValidationSummaryId"] = ValidationSummaryId;\r
  56             }\r
  57             dict["ReplaceValidationSummary"] = ReplaceValidationSummary;\r
  58 \r
  59             return serializer.Serialize(dict);\r
  60         }\r
  61 \r
  62         public FieldValidationMetadata GetValidationMetadataForField(string fieldName) {\r
  63             return GetValidationMetadataForField(fieldName, false /* createIfNotFound */);\r
  64         }\r
  65 \r
  66         public FieldValidationMetadata GetValidationMetadataForField(string fieldName, bool createIfNotFound) {\r
  67             if (String.IsNullOrEmpty(fieldName)) {\r
  68                 throw Error.ParameterCannotBeNullOrEmpty("fieldName");\r
  69             }\r
  70 \r
  71             FieldValidationMetadata metadata;\r
  72             if (!FieldValidators.TryGetValue(fieldName, out metadata)) {\r
  73                 if (createIfNotFound) {\r
  74                     metadata = new FieldValidationMetadata() {\r
  75                         FieldName = fieldName\r
  76                     };\r
  77                     FieldValidators[fieldName] = metadata;\r
  78                 }\r
  79             }\r
  80             return metadata;\r
  81         }\r
  82 \r
  83     }\r
  84 }\r