/// <summary>
/// Converts a search term to Double Metaphone hash code suitable for fuzzy text searching.
/// </summary>
/// <param name="term">A single or multiple word search term</param>
public static string ToDoubleMetaphoneHash(this string term)
{
return(string.Join(" ", DoubleMetaphone.GetKeys(RemoveDiacritics(term))));
string RemoveDiacritics(string text)
{
var sb = new StringBuilder();
string str = text.Normalize(NormalizationForm.FormD);
for (int i = 0; i < str.Length; i++)
{
char c = str[i];
if (CharUnicodeInfo.GetUnicodeCategory(c) != UnicodeCategory.NonSpacingMark)
{
sb.Append(c);
}
}
return(sb.ToString().Normalize(NormalizationForm.FormC));
}
}
/// <summary>
/// Converts a search term to Double Metaphone hash code suitable for fuzzy text searching.
/// </summary>
/// <param name="term">A single or multiple word search term</param>
public static string ToDoubleMetaphoneHash(this string term)
{
return(string.Join(" ", DoubleMetaphone.GetKeys(term)));
}