/// <summary>Static wrapper around the class, enables computation of metaphone keys
/// without instantiating a class.</summary>
///
/// <param name="word">Word whose metaphone keys are to be computed</param>
/// <param name="primaryKey">Ref to var to receive primary metaphone key</param>
/// <param name="alternateKey">Ref to var to receive alternate metaphone key, or be set to null if
/// word has no alternate key by double metaphone</param>
public static void GetDoubleMetaphone(string word, ref string primaryKey, ref string alternateKey)
{
DoubleMetaphone mp = new DoubleMetaphone(word);
primaryKey = mp.PrimaryKey;
alternateKey = mp.AlternateKey;
}
void SetMetaphones()
{
int ptr = Name.IndexOf(",", StringComparison.Ordinal);
if (ptr > 0)
{
string forenames = ptr + 2 < Name.Length ? Name.Substring(ptr + 2) : string.Empty;
string surname = Name.Substring(0, ptr);
int pos = forenames.IndexOf(" ", StringComparison.Ordinal);
string forename = forenames is null ? string.Empty : (pos > 0 ? forenames.Substring(0, pos) : forenames);
ForenameMetaphone = new DoubleMetaphone(forename).PrimaryKey;
SurnameMetaphone = new DoubleMetaphone(surname).PrimaryKey;
}
else
{
ForenameMetaphone = string.Empty;
SurnameMetaphone = string.Empty;
}
}
