| | |
| | | */ |
| | | function get_sequence_name($sequence) |
| | | { |
| | | // return table name if configured |
| | | // return sequence name if configured |
| | | $config_key = 'db_sequence_'.$sequence; |
| | | $opt = rcmail::get_instance()->config->get($config_key); |
| | | |
| | |
| | | |
| | | |
| | | /** |
| | | * Catch an error and throw an exception. |
| | | * |
| | | * @param int Level of the error |
| | | * @param string Error message |
| | | */ |
| | | function rcube_error_handler($errno, $errstr) |
| | | { |
| | | throw new ErrorException($errstr, 0, $errno); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Convert a string from one charset to another. |
| | | * Uses mbstring and iconv functions if possible |
| | | * |
| | |
| | | */ |
| | | function rcube_charset_convert($str, $from, $to=NULL) |
| | | { |
| | | static $iconv_options = null; |
| | | static $mbstring_loaded = null; |
| | | static $mbstring_list = null; |
| | | static $convert_warning = false; |
| | |
| | | |
| | | $error = false; |
| | | |
| | | $to = empty($to) ? $to = strtoupper(RCMAIL_CHARSET) : rcube_parse_charset($to); |
| | | $to = empty($to) ? strtoupper(RCMAIL_CHARSET) : rcube_parse_charset($to); |
| | | $from = rcube_parse_charset($from); |
| | | |
| | | if ($from == $to || empty($str) || empty($from)) |
| | |
| | | |
| | | // convert charset using iconv module |
| | | if (function_exists('iconv') && $from != 'UTF-7' && $to != 'UTF-7') { |
| | | $_iconv = iconv($from, $to . '//IGNORE', $str); |
| | | if ($iconv_options === null) { |
| | | // transliterate characters not available in output charset |
| | | $iconv_options = '//TRANSLIT'; |
| | | if (iconv('', $iconv_options, '') === false) { |
| | | // iconv implementation does not support options |
| | | $iconv_options = ''; |
| | | } |
| | | } |
| | | // throw an exception if iconv reports an illegal character in input |
| | | // it means that input string has been truncated |
| | | set_error_handler('rcube_error_handler', E_NOTICE); |
| | | try { |
| | | $_iconv = iconv($from, $to . $iconv_options, $str); |
| | | } catch (ErrorException $e) { |
| | | $_iconv = false; |
| | | } |
| | | restore_error_handler(); |
| | | if ($_iconv !== false) { |
| | | return $_iconv; |
| | | return $_iconv; |
| | | } |
| | | } |
| | | |
| | | if (is_null($mbstring_loaded)) |
| | | if ($mbstring_loaded === null) |
| | | $mbstring_loaded = extension_loaded('mbstring'); |
| | | |
| | | // convert charset using mbstring module |
| | | if ($mbstring_loaded) { |
| | | $aliases['WINDOWS-1257'] = 'ISO-8859-13'; |
| | | |
| | | if (is_null($mbstring_list)) { |
| | | if ($mbstring_list === null) { |
| | | $mbstring_list = mb_list_encodings(); |
| | | $mbstring_list = array_map('strtoupper', $mbstring_list); |
| | | } |
| | |
| | | $charset = preg_replace(array( |
| | | '/^[^0-9A-Z]+/', // e.g. _ISO-8859-JP$SIO |
| | | '/\$.*$/', // e.g. _ISO-8859-JP$SIO |
| | | '/UNICODE-1-1-/', // RFC1642 |
| | | '/UNICODE-1-1-*/', // RFC1641/1642 |
| | | ), '', $charset); |
| | | |
| | | # Aliases: some of them from HTML5 spec. |
| | |
| | | 'ISO88599' => 'WINDOWS-1254', |
| | | 'ISO885911' => 'WINDOWS-874', |
| | | 'MACROMAN' => 'MACINTOSH', |
| | | '238' => 'WINDOWS-1250', |
| | | '178' => 'WINDOWS-1256', |
| | | '177' => 'WINDOWS-1255', |
| | | '204' => 'WINDOWS-1251', |
| | | '161' => 'WINDOWS-1253', |
| | | '222' => 'WINDOWS-874', |
| | | '134' => 'GBK', |
| | | '238' => 'WINDOWS-1250', |
| | | '128' => 'SHIFT-JIS' |
| | | ); |
| | | |
| | | // allow a-z and 0-9 only and remove X- prefix (e.g. X-ROMAN8 => ROMAN8) |
| | | $str = preg_replace(array('/[^a-z0-9]/i', '/^x+/i'), '', $charset); |
| | | $str = preg_replace(array('/[^A-Z0-9]/', '/^X+/'), '', $charset); |
| | | |
| | | if (isset($aliases[$str])) |
| | | return $aliases[$str]; |
| | | |
| | | if (preg_match('/UTF(7|8|16|32)(BE|LE)*/', $str, $m)) |
| | | if (preg_match('/U[A-Z][A-Z](7|8|16|32)(BE|LE)*/', $str, $m)) |
| | | return 'UTF-' . $m[1] . $m[2]; |
| | | |
| | | if (preg_match('/ISO8859([0-9]{0,2})/', $str, $m)) { |
| | |
| | | return $iso == 'ISO-8859-1' ? 'WINDOWS-1252' : $iso; |
| | | } |
| | | |
| | | // handle broken charset names e.g. WINDOWS-1250HTTP-EQUIVCONTENT-TYPE |
| | | if (preg_match('/WINDOWS([0-9]+)/', $str, $m)) { |
| | | return 'WINDOWS-' . $m[1]; |
| | | } |
| | | |
| | | return $charset; |
| | | } |
| | | |