| | |
| | | $to = $to==NULL ? strtoupper(RCMAIL_CHARSET) : strtoupper($to); |
| | | $error = false; $conv = null; |
| | | |
| | | if ($from==$to || $str=='' || empty($from)) |
| | | # RFC1642 |
| | | if ($from == 'UNICODE-1-1-UTF-7') |
| | | $from = 'UTF-7'; |
| | | if ($to == 'UNICODE-1-1-UTF-7') |
| | | $to = 'UTF-7'; |
| | | |
| | | if ($from == $to || empty($str) || empty($from)) |
| | | return $str; |
| | | |
| | | $aliases = array( |
| | |
| | | ); |
| | | |
| | | // convert charset using iconv module |
| | | if (function_exists('iconv') && $from != 'UTF-7' && $to != 'UTF-7') |
| | | { |
| | | if (function_exists('iconv') && $from != 'UTF-7' && $to != 'UTF-7') { |
| | | $aliases['GB2312'] = 'GB18030'; |
| | | $_iconv = iconv(($aliases[$from] ? $aliases[$from] : $from), ($aliases[$to] ? $aliases[$to] : $to) . "//IGNORE", $str); |
| | | if ($_iconv !== false) |
| | | { |
| | | if ($_iconv !== false) { |
| | | return $_iconv; |
| | | } |
| | | } |
| | | |
| | | } |
| | | |
| | | if (is_null($mbstring_loaded)) |
| | | $mbstring_loaded = extension_loaded('mbstring'); |
| | | |
| | | // convert charset using mbstring module |
| | | if ($mbstring_loaded) |
| | | { |
| | | if ($mbstring_loaded) { |
| | | $aliases['UTF-7'] = 'UTF7-IMAP'; |
| | | $aliases['WINDOWS-1257'] = 'ISO-8859-13'; |
| | | |
| | |
| | | $mb_to = $aliases[$to] ? $aliases[$to] : $to; |
| | | |
| | | // return if encoding found, string matches encoding and convert succeeded |
| | | if (in_array($mb_from, $mbstring_list) && in_array($mb_to, $mbstring_list)) |
| | | if (mb_check_encoding($str, $mb_from)) |
| | | if ($out = mb_convert_encoding($str, $mb_to, $mb_from)) |
| | | return $out; |
| | | if (in_array($mb_from, $mbstring_list) && in_array($mb_to, $mbstring_list)) { |
| | | if (mb_check_encoding($str, $mb_from) && ($out = mb_convert_encoding($str, $mb_to, $mb_from))) |
| | | return $out; |
| | | } |
| | | |
| | | |
| | | } |
| | | |
| | | # try to convert with custom classes |
| | | if (class_exists('utf8')) |
| | | $conv = new utf8(); |
| | | |
| | | // convert string to UTF-8 |
| | | if ($from == 'UTF-7') |
| | | $str = utf7_to_utf8($str); |
| | | else if (($from == 'ISO-8859-1') && function_exists('utf8_encode')) |
| | | if ($from == 'UTF-7') { |
| | | if ($_str = utf7_to_utf8($str)) |
| | | $str = $_str; |
| | | else |
| | | $error = true; |
| | | } |
| | | else if (($from == 'ISO-8859-1') && function_exists('utf8_encode')) { |
| | | $str = utf8_encode($str); |
| | | else if ($from != 'UTF-8' && $conv) |
| | | { |
| | | } |
| | | else if ($from != 'UTF-8' && $conv) { |
| | | $conv->loadCharset($from); |
| | | $str = $conv->strToUtf8($str); |
| | | } |
| | | } |
| | | else if ($from != 'UTF-8') |
| | | $error = true; |
| | | |
| | | // encode string for output |
| | | if ($to == 'UTF-7') |
| | | if ($to == 'UTF-7') { |
| | | return utf8_to_utf7($str); |
| | | else if ($to == 'ISO-8859-1' && function_exists('utf8_decode')) |
| | | } |
| | | else if ($to == 'ISO-8859-1' && function_exists('utf8_decode')) { |
| | | return utf8_decode($str); |
| | | else if ($to != 'UTF-8' && $conv) |
| | | { |
| | | } |
| | | else if ($to != 'UTF-8' && $conv) { |
| | | $conv->loadCharset($to); |
| | | return $conv->utf8ToStr($str); |
| | | } |
| | | else if ($to != 'UTF-8') |
| | | } |
| | | else if ($to != 'UTF-8') { |
| | | $error = true; |
| | | |
| | | } |
| | | |
| | | // report error |
| | | if ($error && !$convert_warning) |
| | | { |
| | | if ($error && !$convert_warning){ |
| | | raise_error(array( |
| | | 'code' => 500, |
| | | 'type' => 'php', |
| | | 'file' => __FILE__, |
| | | 'message' => "Could not convert string charset. Make sure iconv is installed or lib/utf8.class is available" |
| | | 'message' => "Could not convert string from $from to $to. Make sure iconv is installed or lib/utf8.class is available" |
| | | ), true, false); |
| | | |
| | | $convert_warning = true; |
| | | } |
| | | } |
| | | |
| | | // return UTF-8 string |
| | | return $str; |
| | |
| | | return $matches[1] . '="' . make_absolute_url($matches[3], $this->base_url) . '"'; |
| | | } |
| | | } |
| | | |
| | | |
| | | ?> |