[HttpFoundation] added a way to inject a custom magic file into FileinfoMimeTypeGuesser (closes #6963)
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@ -15,12 +15,26 @@ use Symfony\Component\HttpFoundation\File\Exception\FileNotFoundException;
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use Symfony\Component\HttpFoundation\File\Exception\AccessDeniedException;
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/**
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* Guesses the mime type using the PECL extension FileInfo
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* Guesses the mime type using the PECL extension FileInfo.
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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class FileinfoMimeTypeGuesser implements MimeTypeGuesserInterface
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{
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private $magicFile;
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/**
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* Constructor.
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*
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* @param string $magicFile A magic file to use with the finfo instance
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*
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* @link http://www.php.net/manual/en/function.finfo-open.php
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*/
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public function __construct($magicFile = null)
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{
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$this->magicFile = $magicFile;
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}
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/**
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* Returns whether this guesser is supported on the current OS/PHP setup
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*
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@ -48,7 +62,7 @@ class FileinfoMimeTypeGuesser implements MimeTypeGuesserInterface
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return null;
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}
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if (!$finfo = new \finfo(FILEINFO_MIME_TYPE)) {
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if (!$finfo = new \finfo(FILEINFO_MIME_TYPE, $this->magicFile)) {
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return null;
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}
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@ -23,15 +23,17 @@ use Symfony\Component\HttpFoundation\File\Exception\AccessDeniedException;
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* You can register custom guessers by calling the register() method on the
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* singleton instance. Custom guessers are always called before any default ones.
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*
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* If you want to change the order of the default guessers, just re-register your
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* preferred one as a custom one.
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*
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* <code>
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* $guesser = MimeTypeGuesser::getInstance();
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* $guesser->register(new MyCustomMimeTypeGuesser());
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* </code>
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*
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* The last registered guesser is preferred over previously registered ones.
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* If you want to change the order of the default guessers, just re-register your
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* preferred one as a custom one. The last registered guesser is preferred over
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* previously registered ones.
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*
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* Re-registering a built-in guesser also allows you to configure it:
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*
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* $guesser = MimeTypeGuesser::getInstance();
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* $guesser->register(new FileinfoMimeTypeGuesser('/path/to/magic/file'));
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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