public override string ReadLine()
{
string line = reader.ReadLine();
if (line == null)
{
return(null);
}
sb.Length = 0;
line = StringFu.StripTags(line, sb);
line = StringFu.ConvertSpecialEntities(line);
return(line);
}
// DEPRECATED! path is always escaped but escaping of fragment is
// context dependent.
//static public Uri PathToFileUri (string path, string fragment)
//
// Whether fragment should be escaped or not is crucial and depends on the context.
// Hence the caller of the method should set it accordingly and no default
// value for escape_fragment is provided.
static public Uri AddFragment(Uri uri, string fragment, bool dont_escape_fragment)
{
if (fragment [0] == '#')
{
fragment = fragment.Substring(1);
}
if (!dont_escape_fragment)
{
fragment = StringFu.HexEscape(fragment);
}
fragment = String.Concat(uri.Fragment,
'#',
fragment); // Append to existing fragment
return(new Uri(uri, fragment, true /* dont escape*/));
}
// Get a uri of our liking from a user-entered uri
// Basically hex-escape the path, query and the fragment
static public Uri UserUritoEscapedUri(string user_uri)
{
Uri uri;
try {
uri = new Uri(user_uri);
} catch {
return(null);
}
UriBuilder new_uri = new UriBuilder();
new_uri.Scheme = uri.Scheme;
new_uri.Host = uri.Host;
if (uri.UserInfo != String.Empty)
{
int index = uri.UserInfo.IndexOf(":");
if (index == -1)
{
new_uri.UserName = uri.UserInfo;
}
else
{
new_uri.UserName = uri.UserInfo.Substring(0, index);
index++;
if (index < uri.UserInfo.Length)
{
new_uri.Password = uri.UserInfo.Substring(index);
}
}
}
if (!uri.IsDefaultPort)
{
new_uri.Port = uri.Port;
}
new_uri.Path = StringFu.HexEscape(uri.AbsolutePath);
new_uri.Query = uri.Query; // FIXME: escape ?
new_uri.Fragment = StringFu.HexEscape(uri.Fragment);
return(new_uri.Uri);
}
static public string PathToFileUriString(string path)
{
return(String.Concat(Uri.UriSchemeFile,
Uri.SchemeDelimiter,
StringFu.HexEscape(Path.GetFullPath(path))));
}