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| author | Marc Alexander <admin@m-a-styles.de> | 2014-09-04 22:32:08 +0200 |
|---|---|---|
| committer | Marc Alexander <admin@m-a-styles.de> | 2014-09-05 10:56:06 +0200 |
| commit | d31ff51785f42e3de255722a32f098ab49d1489c (patch) | |
| tree | 9db9c8ed1852e099a0e1586abf618c2f0a326593 /phpBB/phpbb | |
| parent | 7de15bc54c14ce4fa74480f3894f9aec23dbcfba (diff) | |
| download | forums-d31ff51785f42e3de255722a32f098ab49d1489c.tar forums-d31ff51785f42e3de255722a32f098ab49d1489c.tar.gz forums-d31ff51785f42e3de255722a32f098ab49d1489c.tar.bz2 forums-d31ff51785f42e3de255722a32f098ab49d1489c.tar.xz forums-d31ff51785f42e3de255722a32f098ab49d1489c.zip | |
[ticket/13031] Guess with all mimetype guessers and pick best guess
PHPBB3-13031
Diffstat (limited to 'phpBB/phpbb')
| -rw-r--r-- | phpBB/phpbb/mimetype/guesser.php | 39 |
1 files changed, 32 insertions, 7 deletions
diff --git a/phpBB/phpbb/mimetype/guesser.php b/phpBB/phpbb/mimetype/guesser.php index 773a1f822a..c019cb5b07 100644 --- a/phpBB/phpbb/mimetype/guesser.php +++ b/phpBB/phpbb/mimetype/guesser.php @@ -115,17 +115,42 @@ class guesser return false; } + $mimetype = 'application/octet-stream'; + foreach ($this->guessers as $guesser) { - $mimetype = $guesser->guess($file, $file_name); + $mimetype_guess = $guesser->guess($file, $file_name); - // Try to guess something that is not the fallback application/octet-stream - if ($mimetype !== null && $mimetype !== 'application/octet-stream') - { - return $mimetype; - } + $mimetype = $this->choose_mime_type($mimetype, $mimetype_guess); } // Return any mimetype if we got a result or the fallback value - return (!empty($mimetype)) ? $mimetype : 'application/octet-stream'; + return $mimetype; + } + + /** + * Choose the best mime type based on the current mime type and the guess + * If a guesser returns nulls or application/octet-stream, we will keep + * the current guess. Guesses with a slash inside them will be favored over + * already existing without slashes. However, any guess that will pass the + * first check will always overwrite the default application/octet-stream. + * + * @param string $mime_type The current mime type + * @param string $guess The current mime type guess + * + * @return string The best mime type based on current mime type and guess + */ + protected function choose_mime_type($mime_type, $guess) + { + if ($guess === null || $guess == 'application/octet-stream') + { + return $mime_type; + } + + if ((strpos($mime_type, '/') === false || $mime_type == 'application/octet-stream') && strpos($guess, '/') !== false) + { + $mime_type = $guess; + } + + return $mime_type; } } |