diff options
Diffstat (limited to 'program/include/main.inc')
| -rw-r--r-- | program/include/main.inc | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/program/include/main.inc b/program/include/main.inc index 04992fd89..9b6668e63 100644 --- a/program/include/main.inc +++ b/program/include/main.inc @@ -334,9 +334,10 @@ function rcube_parse_charset($input) return $charsets[$input]; $charset = preg_replace(array( - '/^[^0-9A-Z]+/', // e.g. _ISO-8859-JP$SIO - '/\$.*$/', // e.g. _ISO-8859-JP$SIO - '/UNICODE-1-1-*/', // RFC1641/1642 + '/^[^0-9A-Z]+/', // e.g. _ISO-8859-JP$SIO + '/\$.*$/', // e.g. _ISO-8859-JP$SIO + '/UNICODE-1-1-*/', // RFC1641/1642 + '/^X-/', // X- prefix (e.g. X-ROMAN8 => ROMAN8) ), '', $charset); # Aliases: some of them from HTML5 spec. @@ -367,8 +368,8 @@ function rcube_parse_charset($input) '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]/', '/^X+/'), '', $charset); + // allow A-Z and 0-9 only + $str = preg_replace('/[^A-Z0-9]/', '', $charset); if (isset($aliases[$str])) $result = $aliases[$str]; @@ -386,6 +387,26 @@ function rcube_parse_charset($input) else if (preg_match('/(WIN|WINDOWS)([0-9]+)/', $str, $m)) { $result = 'WINDOWS-' . $m[2]; } + // LATIN + else if (preg_match('/(CSISOLATIN|LATIN)(.*)/', $str, $m)) { + $aliases = array('2' => 2, '3' => 3, '4' => 4, '5' => 9, '6' => 10, + '7' => 13, '8' => 14, '9' => 15, '10' => 16, + 'ARABIC' => 6, 'CYRILLIC' => 5, 'GREEK' => 7, 'HEBREW' => 8); + + // some clients sends windows-1252 text as latin1, + // it is safe to use windows-1252 for all latin1 + if ($m[2] == 1) { + $result = 'WINDOWS-1252'; + } + // if iconv is not supported we need ISO labels, it's also safe for iconv + else if (!empty($aliases[$m[2]])) { + $result = 'ISO-8859-'.$aliases[$m[2]]; + } + // iconv requires convertion of e.g. LATIN-1 to LATIN1 + else { + $result = $str; + } + } else { $result = $charset; } |