Strips all illegal characters from the specified title. : String Format « Data Types « C# / C Sharp

1. C# / C Sharp
2. Data Types
3. String Format

Strips all illegal characters from the specified title.

        
using System;
using System.IO;
using System.Net.Mail;
using System.Collections.Generic;
using System.Security.Cryptography;
using System.Text;
using System.Text.RegularExpressions;
using System.Configuration;
using System.Globalization;
using System.Web;
using System.Web.Configuration;
using System.Threading;
using System.Reflection;
using System.Collections;
using System.Xml;
using System.Net;
using System.Web.Caching;

namespace BlogEngine.Core
{
  /// <summary>
  /// Utilities for the entire solution to use.
  /// </summary>
  public static class Utils
  {
    /// <summary>
    /// Strips all illegal characters from the specified title.
    /// </summary>
    public static string RemoveIllegalCharacters(string text)
    {
      if (string.IsNullOrEmpty(text))
        return text;

      text = text.Replace(":", string.Empty);
      text = text.Replace("/", string.Empty);
      text = text.Replace("?", string.Empty);
      text = text.Replace("#", string.Empty);
      text = text.Replace("[", string.Empty);
      text = text.Replace("]", string.Empty);
      text = text.Replace("@", string.Empty);
      text = text.Replace(".", string.Empty);
      text = text.Replace(",", string.Empty);
      text = text.Replace("\"", string.Empty);
      text = text.Replace("&", string.Empty);
      text = text.Replace("'", string.Empty);
      text = text.Replace(" ", "-");
      text = RemoveDiacritics(text);
      text = RemoveExtraHyphen(text);

      return HttpUtility.UrlEncode(text).Replace("%", string.Empty);
    }

    private static string RemoveExtraHyphen(string text)
    {
      if (text.Contains("--"))
      {
        text = text.Replace("--", "-");
        return RemoveExtraHyphen(text);
      }

      return text;
    }

    private static String RemoveDiacritics(string text)
    {
      String normalized = text.Normalize(NormalizationForm.FormD);
      StringBuilder sb = new StringBuilder();

      for (int i = 0; i < normalized.Length; i++)
      {
        Char c = normalized[i];
        if (CharUnicodeInfo.GetUnicodeCategory(c) != UnicodeCategory.NonSpacingMark)
          sb.Append(c);
      }

      return sb.ToString();
    }

  }
}

   
    
    
    
    
    
    
    
  

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