54 lines
1.4 KiB
JavaScript
54 lines
1.4 KiB
JavaScript
module.exports = {
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isPlayable,
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isVideo,
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isAudio,
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isTorrent,
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isMagnetLink,
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isPlayableTorrentSummary
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}
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const path = require('path')
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const mediaExtensions = require('./media-extensions')
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// Checks whether a fileSummary or file path is audio/video that we can play,
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// based on the file extension
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function isPlayable (file) {
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return isVideo(file) || isAudio(file)
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}
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// Checks whether a fileSummary or file path is playable video
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function isVideo (file) {
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return mediaExtensions.video.includes(getFileExtension(file))
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}
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// Checks whether a fileSummary or file path is playable audio
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function isAudio (file) {
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return mediaExtensions.audio.includes(getFileExtension(file))
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}
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// Checks if the argument is either:
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// - a string that's a valid filename ending in .torrent
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// - a file object where obj.name is ends in .torrent
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// - a string that's a magnet link (magnet://...)
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function isTorrent (file) {
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return isTorrentFile(file) || isMagnetLink(file)
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}
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function isTorrentFile (file) {
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return getFileExtension(file) === '.torrent'
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}
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function isMagnetLink (link) {
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return typeof link === 'string' && /^(stream-)?magnet:/.test(link)
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}
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function getFileExtension (file) {
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const name = typeof file === 'string' ? file : file.name
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return path.extname(name).toLowerCase()
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}
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function isPlayableTorrentSummary (torrentSummary) {
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return torrentSummary.files && torrentSummary.files.some(isPlayable)
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}
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