| | |
|---|
| | | */ |
|---|
| | | function rc_mime_content_type($path, $failover = 'unknown/unknown') |
|---|
| | | { |
|---|
| | | global $CONFIG; |
|---|
| | | $mime_type = null; |
|---|
| | | $mime_magic = rcmail::get_instance()->config->get('mime_magic'); |
|---|
| | | |
|---|
| | | $mime_magic = $CONFIG['mime_magic']; |
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| | | |
|---|
| | | if (function_exists('mime_content_type')) { |
|---|
| | | return mime_content_type($path); |
|---|
| | | if (!extension_loaded('fileinfo')) { |
|---|
| | | @dl('fileinfo.' . PHP_SHLIB_SUFFIX); |
|---|
| | | } |
|---|
| | | if (!extension_loaded('fileinfo')) { |
|---|
| | | if (!dl('fileinfo.' . PHP_SHLIB_SUFFIX)) { |
|---|
| | | return $failover; |
|---|
| | | |
|---|
| | | if (function_exists('finfo_open')) { |
|---|
| | | if ($finfo = finfo_open(FILEINFO_MIME, $mime_magic)) { |
|---|
| | | $mime_type = finfo_file($finfo, $path); |
|---|
| | | finfo_close($finfo); |
|---|
| | | } |
|---|
| | | } |
|---|
| | | $finfo = finfo_open(FILEINFO_MIME, $mime_magic); |
|---|
| | | if (!$finfo) { |
|---|
| | | return $failover; |
|---|
| | | if (!$mime_type && function_exists('mime_content_type')) { |
|---|
| | | $mime_type = mime_content_type($path); |
|---|
| | | } |
|---|
| | | $mime_type = finfo_file($finfo,$path); |
|---|
| | | |
|---|
| | | if (!$mime_type) { |
|---|
| | | return $failover; |
|---|
| | | $mime_type = $failover; |
|---|
| | | } |
|---|
| | | finfo_close($finfo); |
|---|
| | | |
|---|
| | | return $mime_type; |
|---|
| | | } |
|---|
| | | |
|---|
| | | ?> |
|---|
| | | |
|---|
| | | /** |
|---|
| | | * A method to guess encoding of a string. |
|---|
| | | * |
|---|
| | | * @param string $string String. |
|---|
| | | * @param string $failover Default result for failover. |
|---|
| | | * |
|---|
| | | * @return string |
|---|
| | | */ |
|---|
| | | function rc_detect_encoding($string, $failover='') |
|---|
| | | { |
|---|
| | | if (!function_exists('mb_detect_encoding')) { |
|---|
| | | return $failover; |
|---|
| | | } |
|---|
| | | |
|---|
| | | // FIXME: the order is important, because sometimes |
|---|
| | | // iso string is detected as euc-jp and etc. |
|---|
| | | $enc = array( |
|---|
| | | 'UTF-8', 'ISO-8859-1', 'ISO-8859-2', 'ISO-8859-3', 'ISO-8859-4', |
|---|
| | | 'ISO-8859-5', 'ISO-8859-6', 'ISO-8859-7', 'ISO-8859-8', 'ISO-8859-9', |
|---|
| | | 'ISO-8859-10', 'ISO-8859-13', 'ISO-8859-14', 'ISO-8859-15', 'ISO-8859-16', |
|---|
| | | 'WINDOWS-1252', 'WINDOWS-1251', 'EUC-JP', 'EUC-TW', 'KOI8-R' |
|---|
| | | ); |
|---|
| | | |
|---|
| | | $result = mb_detect_encoding($string, join(',', $enc)); |
|---|
| | | |
|---|
| | | return $result ? $result : $failover; |
|---|
| | | } |
|---|
| | | |
|---|
| | | ?> |
|---|
