ModernUO/Projects/Scripts/Misc/ProfanityProtection.cs

namespace Server.Misc
{
  public enum ProfanityAction
  {
    None, // no action taken
    Disallow, // speech is not displayed
    Criminal, // makes the player criminal, not killable by guards
    CriminalAction, // makes the player criminal, can be killed by guards
    Disconnect, // player is kicked
    Other // some other implementation
  }

  public class ProfanityProtection
  {
    private static bool Enabled = false;

    private static ProfanityAction
      Action = ProfanityAction.Disallow; // change here what to do when profanity is detected

    public static char[] Exceptions{ get; } =
    {
      ' ', '-', '.', '\'', '"', ',', '_', '+', '=', '~', '`', '!', '^', '*', '\\', '/', ';', ':', '<', '>', '[', ']',
      '{', '}', '?', '|', '(', ')', '%', '$', '&', '#', '@'
    };

    public static string[] StartDisallowed{ get; } = { };

    public static string[] Disallowed{ get; } =
    {
      "jigaboo",
      "chigaboo",
      "wop",
      "kyke",
      "kike",
      "tit",
      "spic",
      "prick",
      "piss",
      "lezbo",
      "lesbo",
      "felatio",
      "dyke",
      "dildo",
      "chinc",
      "chink",
      "cunnilingus",
      "cum",
      "cocksucker",
      "cock",
      "clitoris",
      "clit",
      "ass",
      "hitler",
      "penis",
      "nigga",
      "nigger",
      "klit",
      "kunt",
      "jiz",
      "jism",
      "jerkoff",
      "jackoff",
      "goddamn",
      "fag",
      "blowjob",
      "bitch",
      "asshole",
      "dick",
      "pussy",
      "snatch",
      "cunt",
      "twat",
      "shit",
      "fuck"
    };

    public static void Initialize()
    {
      if (Enabled)
        EventSink.Speech += EventSink_Speech;
    }

    private static bool OnProfanityDetected(Mobile from, string speech)
    {
      switch (Action)
      {
        case ProfanityAction.None: return true;
        case ProfanityAction.Disallow: return false;
        case ProfanityAction.Criminal:
          from.Criminal = true;
          return true;
        case ProfanityAction.CriminalAction:
          from.CriminalAction(false);
          return true;
        case ProfanityAction.Disconnect:
        {
          from.NetState?.Dispose();

          return false;
        }
        default:
          return true;
      }
    }

    private static void EventSink_Speech(SpeechEventArgs e)
    {
      Mobile from = e.Mobile;

      if (from.AccessLevel > AccessLevel.Player)
        return;

      if (!NameVerification.Validate(e.Speech, 0, int.MaxValue, true, true, false, int.MaxValue, Exceptions,
        Disallowed, StartDisallowed))
        e.Blocked = !OnProfanityDetected(from, e.Speech);
    }
  }
}