public virtual BadWord UpdateBadWord(BadWord entity)
{
if (entity.IsTransient())
{
return(entity);
}
BadWord other = GetBadWord(entity.BadWordId);
if (entity.Equals(other))
{
return(entity);
}
string sql = @"Update BadWord set [LocaleSetting]=@LocaleSetting
, [Word]=@Word
, [CreatedOn]=@CreatedOn
where BadWordID=@BadWordID" ;
SqlParameter[] parameterArray = new SqlParameter[] {
new SqlParameter("@BadWordID", entity.BadWordId)
, new SqlParameter("@LocaleSetting", entity.LocaleSetting)
, new SqlParameter("@Word", entity.Word)
, new SqlParameter("@CreatedOn", entity.CreatedOn)
};
SqlHelper.ExecuteNonQuery(this.ConnectionString, CommandType.Text, sql, parameterArray);
return(GetBadWord(entity.BadWordId));
}
public static (BadWord word, int?pos) CheckForBadWords(this string message, BadWord[] badWords)
{
if (badWords?.Length is null or 0)
{
return(null, null);
}
//Checks for bad words
var sb = new StringBuilder(message.Length);
foreach (char c in message)
{
switch (c)
{
case '': //zero width unicode needs to be removed
break;
case '@':
case '4':
sb.Append('a');
break;
case '¢':
sb.Append('c');
break;
case '3':
sb.Append('e');
break;
case '1':
case '!':
sb.Append('i');
break;
case '0':
sb.Append('o');
break;
case '5':
case '$':
sb.Append('s');
break;
default:
if (!char.IsPunctuation(c) && !char.IsSymbol(c))
{
sb.Append(c);
}
break;
}
}
string strippedMessage = sb.ToString();
//splits string into words separated the splitter characters
string[] messageParts = message.Split(splitters, StringSplitOptions.RemoveEmptyEntries);
foreach (BadWord badWord in badWords)
{
if (badWord.PartOfWord)
{
//Need to override index system here since we strip characters
int index = strippedMessage.IndexOf(badWord.Word, StringComparison.InvariantCultureIgnoreCase);
if (index > -1)
{
try
{
string filtered =
strippedMessage.Substring(index, badWord.Word.Length); //Filtered text doesn't have to equal explicit word because of substitute characters
index = message.IndexOf(filtered, StringComparison.InvariantCultureIgnoreCase);
return(badWord, index);
}
catch (IndexOutOfRangeException e)
{
#if DEBUG
throw;
#endif
new LogMessage(LogSeverity.Error, "Filter", "Highlight failed in filter", e).Log();
return(badWord, null);
}
}
}
else //When bad word is ignored inside of words
{
foreach (string word in
messageParts) //Then we go through and check if each word equals the bad word
{
if (word.Equals(badWord.Word, StringComparison.InvariantCultureIgnoreCase))
{
return(badWord, null);
}
}
}
}
return(null, null);
}