/// <summary>
/// Check text contains forbidden text.
/// </summary>
/// <param name="text">a text which needs to check</param>
/// <param name="isNormalizeWhitespaces">normalize whitespaces before handling</param>
/// <param name="isIgnoreCase">ignore case while finding forbidden words</param>
public static bool ExistForbiddenWord(string text, bool isNormalizeWhitespaces = false, bool isIgnoreCase = true)
{
if (mForbiddenTexts == null)
{
LoadData();
}
if (text[0] == ' ' && text.Trim().Length == 0)
{
return(true);
}
if (isNormalizeWhitespaces)
{
text = MyUtilities.NormalizeWhitespaces(text);
}
StringComparison comparison = isIgnoreCase ? StringComparison.OrdinalIgnoreCase : StringComparison.Ordinal;
string textForComparison = isIgnoreCase ? text.ToLower() : text;
int count = mForbiddenTexts.Length;
for (int i = 0; i < count; i++)
{
if (textForComparison.IndexOf(mForbiddenTexts[i], comparison) >= 0)
{
return(true);
}
}
return(false);
}
/// <summary>
/// Find and replace forbidden words in a text.
/// </summary>
/// <param name="text">a text which needs to handle</param>
/// <param name="isTrim">trim text before handling</param>
/// <param name="isNormalizeWhitespaces">normalize whitespaces before handling</param>
/// <param name="isIgnoreCase">ignore case while finding forbidden words</param>
/// <param name="charReplace">a string which replaces every illegal character in forbidden word</param>
public static string ReplaceForbiddenWords(string text, bool isTrim = true, bool isNormalizeWhitespaces = false, bool isIgnoreCase = true, string charReplace = "*")
{
if (mForbiddenTexts == null)
{
LoadData();
}
if (isTrim)
{
text = text.Trim();
}
if (isNormalizeWhitespaces)
{
text = MyUtilities.NormalizeWhitespaces(text);
}
return(_ReplaceForbiddenWords(text, charReplace, isIgnoreCase));
}