private static string Map(string domainName, bool TransitionalProcessing, bool UseStd3AsciiRules, out bool error)
{
error = false;
StringBuilder buffer = new StringBuilder();
foreach (char c in domainName)
{
CodePointEntry entry = MappingTable.GetEntry(c);
switch (entry.Status)
{
case CodePointStatus.Valid:
buffer.Append(c);
break;
case CodePointStatus.Ignored:
break;
case CodePointStatus.Mapped:
buffer.Append(entry.Mapping);
break;
case CodePointStatus.Deviation:
if (TransitionalProcessing)
{
buffer.Append(entry.Mapping);
}
else
{
buffer.Append(c);
}
break;
case CodePointStatus.Disallowed:
error = true;
return(string.Empty);
case CodePointStatus.Disallowed_STD3_valid:
if (UseStd3AsciiRules)
{
error = true;
return(string.Empty);
}
goto case CodePointStatus.Valid;
case CodePointStatus.Disallowed_STD3_mapped:
if (UseStd3AsciiRules)
{
error = true;
return(string.Empty);
}
goto case CodePointStatus.Mapped;
}
}
return(buffer.ToString());
}
public CodePointEntry GetEntry(char input)
{
CodePointEntry entry = new CodePointEntry();
for (int i = 0; i < entries.Length; i++)
{
if (entries[i].Range.Contains(input))
{
entry = entries[i];
break;
}
}
return(entry);
}
public void Load(Stream stream)
{
List <CodePointEntry> codePointEntries = new List <CodePointEntry>();
StreamReader reader = new StreamReader(stream);
while (!reader.EndOfStream)
{
CodePointEntry entry = new CodePointEntry();
string input = reader.ReadLine();
string[] result = GetTokens(input);
if (result[1] == null)
{
continue;
}
if (!entry.Range.Generate(result[0]))
{
continue;
}
entry.Status = (CodePointStatus)Enum.Parse(typeof(CodePointStatus), result[1].FirstLetterToUpperCase());
if (result[2] != null)
{
entry.Mapping = new string(result[2].Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries).Select((s) =>
{
return((char)int.Parse(s.Trim(), System.Globalization.NumberStyles.HexNumber));
}).ToArray());
if (result[3] != null)
{
entry.IDNA2008Status = (IDNA2008Status)Enum.Parse(typeof(IDNA2008Status), result[3]);
}
}
else
{
entry.Mapping = string.Empty;
}
codePointEntries.Add(entry);
}
entries = codePointEntries.ToArray();
}
