function MimeTypeGuesser::guessMimeType

Same name in this branch
  1. 11.x core/lib/Drupal/Core/ProxyClass/File/MimeType/MimeTypeGuesser.php \Drupal\Core\ProxyClass\File\MimeType\MimeTypeGuesser::guessMimeType()
Same name in other branches
  1. 9 core/lib/Drupal/Core/File/MimeType/MimeTypeGuesser.php \Drupal\Core\File\MimeType\MimeTypeGuesser::guessMimeType()
  2. 9 core/lib/Drupal/Core/ProxyClass/File/MimeType/MimeTypeGuesser.php \Drupal\Core\ProxyClass\File\MimeType\MimeTypeGuesser::guessMimeType()
  3. 10 core/lib/Drupal/Core/File/MimeType/MimeTypeGuesser.php \Drupal\Core\File\MimeType\MimeTypeGuesser::guessMimeType()
  4. 10 core/lib/Drupal/Core/ProxyClass/File/MimeType/MimeTypeGuesser.php \Drupal\Core\ProxyClass\File\MimeType\MimeTypeGuesser::guessMimeType()

File

core/lib/Drupal/Core/File/MimeType/MimeTypeGuesser.php, line 54

Class

MimeTypeGuesser
Defines a MIME type guesser that also supports stream wrapper paths.

Namespace

Drupal\Core\File\MimeType

Code

public function guessMimeType(string $path) : ?string {
    if ($wrapper = $this->streamWrapperManager
        ->getViaUri($path)) {
        // Get the real path from the stream wrapper, if available. Files stored
        // in remote file systems will not have one.
        $real_path = $wrapper->realpath();
        if ($real_path !== FALSE) {
            $path = $real_path;
        }
    }
    if ($this->sortedGuessers === NULL) {
        // Sort is not triggered yet.
        $this->sortedGuessers = $this->sortGuessers();
    }
    foreach ($this->sortedGuessers as $guesser) {
        $mime_type = $guesser->guessMimeType($path);
        if ($mime_type !== NULL) {
            return $mime_type;
        }
    }
    return 'application/octet-stream';
}

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