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| 1 | <?php |
| 2 | |
| 3 | namespace AdvancedSearch; |
| 4 | |
| 5 | use MimeAnalyzer; |
| 6 | |
| 7 | /** |
| 8 | * @license GPL-2.0-or-later |
| 9 | */ |
| 10 | class MimeTypeConfigurator { |
| 11 | |
| 12 | /** |
| 13 | * @var MimeAnalyzer |
| 14 | */ |
| 15 | private $mimeAnalyzer; |
| 16 | |
| 17 | /** |
| 18 | * @param MimeAnalyzer $mimeAnalyzer |
| 19 | */ |
| 20 | public function __construct( MimeAnalyzer $mimeAnalyzer ) { |
| 21 | $this->mimeAnalyzer = $mimeAnalyzer; |
| 22 | } |
| 23 | |
| 24 | /** |
| 25 | * @param string[] $fileExtensions |
| 26 | * |
| 27 | * @return string[] List of file extension => MIME type. |
| 28 | */ |
| 29 | public function getMimeTypes( array $fileExtensions ) { |
| 30 | $mimeTypes = []; |
| 31 | |
| 32 | foreach ( $fileExtensions as $ext ) { |
| 33 | $mimeType = $this->getFirstMimeTypeByFileExtension( $ext ); |
| 34 | if ( !isset( $mimeTypes[$mimeType] ) ) { |
| 35 | $mimeTypes[$mimeType] = $ext; |
| 36 | } |
| 37 | } |
| 38 | |
| 39 | return array_flip( $mimeTypes ); |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * Uses MimeAnalyzer to determine the mimetype of a given file extension |
| 44 | * |
| 45 | * @param string $fileExtension |
| 46 | * @return string|null First mime type associated with the given file extension |
| 47 | */ |
| 48 | private function getFirstMimeTypeByFileExtension( $fileExtension ) { |
| 49 | return $this->mimeAnalyzer->getMimeTypeFromExtensionOrNull( $fileExtension ); |
| 50 | } |
| 51 | |
| 52 | } |