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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\TimedMediaHandler; |
| 4 | |
| 5 | use File; |
| 6 | use MediaWiki\Config\Config; |
| 7 | use MediaWiki\Linker\LinkTarget; |
| 8 | use RepoGroup; |
| 9 | |
| 10 | /** |
| 11 | * @file |
| 12 | * @ingroup Extensions |
| 13 | */ |
| 14 | class TranscodableChecker { |
| 15 | /** @var Config */ |
| 16 | private $config; |
| 17 | |
| 18 | /** @var RepoGroup */ |
| 19 | private $repoGroup; |
| 20 | |
| 21 | /** |
| 22 | * @param Config $config |
| 23 | * @param RepoGroup $repoGroup |
| 24 | */ |
| 25 | public function __construct( |
| 26 | Config $config, |
| 27 | RepoGroup $repoGroup |
| 28 | ) { |
| 29 | $this->config = $config; |
| 30 | $this->repoGroup = $repoGroup; |
| 31 | } |
| 32 | |
| 33 | /** |
| 34 | * Wraps the isTranscodableFile function |
| 35 | * @param LinkTarget $title |
| 36 | * @return bool |
| 37 | */ |
| 38 | public function isTranscodableTitle( $title ) { |
| 39 | if ( $title->getNamespace() !== NS_FILE ) { |
| 40 | return false; |
| 41 | } |
| 42 | $file = $this->repoGroup->findFile( $title, [ 'ignoreRedirect' => true ] ); |
| 43 | return $this->isTranscodableFile( $file ); |
| 44 | } |
| 45 | |
| 46 | /** |
| 47 | * Utility function to check if a given file can be "transcoded" |
| 48 | * @param File|false $file File object |
| 49 | * @return bool |
| 50 | */ |
| 51 | public function isTranscodableFile( $file ) { |
| 52 | // don't show the transcode table if transcode is disabled |
| 53 | if ( |
| 54 | !$this->config->get( 'EnableTranscode' ) && |
| 55 | !$this->config->get( 'EnabledAudioTranscodeSet' ) |
| 56 | ) { |
| 57 | return false; |
| 58 | } |
| 59 | // Can't find file |
| 60 | if ( !$file ) { |
| 61 | return false; |
| 62 | } |
| 63 | // We can only transcode local files |
| 64 | if ( !$file->isLocal() ) { |
| 65 | return false; |
| 66 | } |
| 67 | |
| 68 | $handler = $file->getHandler(); |
| 69 | // Not able to transcode files without handler |
| 70 | if ( !$handler ) { |
| 71 | return false; |
| 72 | } |
| 73 | $mediaType = $handler->getMetadataType( $file ); |
| 74 | // If ogg or webm format and not audio we can "transcode" this file |
| 75 | $isAudio = $handler instanceof TimedMediaHandler && $handler->isAudio( $file ); |
| 76 | if ( ( $mediaType === 'webm' || $mediaType === 'ogg' |
| 77 | || $mediaType === 'mp4' || $mediaType === 'mpeg' ) |
| 78 | && !$isAudio |
| 79 | ) { |
| 80 | return true; |
| 81 | } |
| 82 | if ( $isAudio && count( $this->config->get( 'EnabledAudioTranscodeSet' ) ) ) { |
| 83 | return true; |
| 84 | } |
| 85 | return false; |
| 86 | } |
| 87 | } |