| | |
| | | else if ($from == 'ISO-8859-1' && function_exists('utf8_encode')) { |
| | | return utf8_encode($str); |
| | | } |
| | | else if (class_exists('utf8')) { |
| | | if (!$conv) { |
| | | $conv = new utf8($from); |
| | | } |
| | | else { |
| | | $conv->loadCharset($from); |
| | | } |
| | | |
| | | if ($_str = $conv->strToUtf8($str)) { |
| | | return $_str; |
| | | } |
| | | else { |
| | | user_error("No suitable function found for UTF-8 encoding", E_USER_WARNING); |
| | | } |
| | | } |
| | | |
| | |
| | | else if ($to == 'ISO-8859-1' && function_exists('utf8_decode')) { |
| | | return utf8_decode($str); |
| | | } |
| | | else if (class_exists('utf8')) { |
| | | if (!$conv) { |
| | | $conv = new utf8($to); |
| | | } |
| | | else { |
| | | $conv->loadCharset($from); |
| | | } |
| | | |
| | | if ($_str = $conv->strToUtf8($str)) { |
| | | return $_str; |
| | | } |
| | | else { |
| | | user_error("No suitable function found for UTF-8 decoding", E_USER_WARNING); |
| | | } |
| | | } |
| | | |
| | |
| | | |
| | | // iconv/mbstring are much faster (especially with long strings) |
| | | if (function_exists('mb_convert_encoding')) { |
| | | if (($res = mb_convert_encoding($input, 'UTF-8', 'UTF-8')) !== false) { |
| | | $msch = mb_substitute_character('none'); |
| | | mb_substitute_character('none'); |
| | | $res = mb_convert_encoding($input, 'UTF-8', 'UTF-8'); |
| | | mb_substitute_character($msch); |
| | | |
| | | if ($res !== false) { |
| | | return $res; |
| | | } |
| | | } |
| | |
| | | } |
| | | $seq = ''; |
| | | $out .= $chr; |
| | | // first (or second) byte of multibyte sequence |
| | | } |
| | | // first (or second) byte of multibyte sequence |
| | | else if ($ord >= 0xC0) { |
| | | if (strlen($seq) > 1) { |
| | | $out .= preg_match($regexp, $seq) ? $seq : ''; |
| | |
| | | $seq = ''; |
| | | } |
| | | $seq .= $chr; |
| | | // next byte of multibyte sequence |
| | | } |
| | | // next byte of multibyte sequence |
| | | else if ($seq) { |
| | | $seq .= $chr; |
| | | } |