Components/Validator/Castle.Components.Validator/Validators/EmailValidator.cs

   1 // Copyright 2004-2008 Castle Project - http://www.castleproject.org/
   2 //
   3 // Licensed under the Apache License, Version 2.0 (the "License");
   4 // you may not use this file except in compliance with the License.
   5 // You may obtain a copy of the License at
   6 //
   7 //     http://www.apache.org/licenses/LICENSE-2.0
   8 //
   9 // Unless required by applicable law or agreed to in writing, software
  10 // distributed under the License is distributed on an "AS IS" BASIS,
  11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 // See the License for the specific language governing permissions and
  13 // limitations under the License.
  14
  15 namespace Castle.Components.Validator
  16 {
  17         using System;
  18         using System.Collections;
  19
  20         /// <summary>
  21         /// Validate that this is a valid (formatted) email using regex
  22         /// </summary>
  23         [Serializable]
  24         public class EmailValidator : RegularExpressionValidator
  25         {
  26                 /// <summary>
  27                 /// From http://www.codeproject.com/aspnet/Valid_Email_Addresses.asp
  28                 /// </summary>
  29                 private static readonly String emailRule = @"^([a-zA-Z0-9_\-\.]+)@((\[[0-9]{1,3}" +
  30                                                            @"\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\" +
  31                                                            @".)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$";
  32
  33                 /// <summary>
  34                 /// Initializes a new instance of the <see cref="EmailValidator"/> class.
  35                 /// </summary>
  36                 public EmailValidator() : base(emailRule)
  37                 {
  38                 }
  39
  40                 /// <summary>
  41                 /// Gets a value indicating whether [supports browser validation].
  42                 /// </summary>
  43                 /// <value>
  44                 ///     <c>true</c> if [supports browser validation]; otherwise, <c>false</c>.
  45                 /// </value>
  46                 public override bool SupportsBrowserValidation
  47                 {
  48                         get { return true; }
  49                 }
  50
  51                 /// <summary>
  52                 /// Applies the browser validation.
  53                 /// </summary>
  54                 /// <param name="config">The config.</param>
  55                 /// <param name="inputType">Type of the input.</param>
  56                 /// <param name="generator">The generator.</param>
  57                 /// <param name="attributes">The attributes.</param>
  58                 /// <param name="target">The target.</param>
  59                 public override void ApplyBrowserValidation(BrowserValidationConfiguration config, InputElementType inputType,
  60                                                             IBrowserValidationGenerator generator, IDictionary attributes,
  61                                                             string target)
  62                 {
  63                         generator.SetEmail(target, BuildErrorMessage());
  64                 }
  65
  66                 /// <summary>
  67                 /// Returns the key used to internationalize error messages
  68                 /// </summary>
  69                 /// <value></value>
  70                 protected override string MessageKey
  71                 {
  72                         get { return MessageConstants.InvalidEmailMessage; }
  73                 }
  74         }
  75 }