100 lines
3.0 KiB
JavaScript
100 lines
3.0 KiB
JavaScript
import { parse } from 'parse-torrent-title';
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import { isExtension } from './extension.js';
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import { Providers } from './filter.js';
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import { languageFromCode } from './languages.js';
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const languageMapping = {
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'english': 'eng',
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'japanese': 'jpn',
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'russian': 'rus',
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'italian': 'ita',
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'portuguese': 'por',
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'spanish': 'spa',
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'latino': 'lat',
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'korean': 'kor',
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'chinese': 'zho',
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'taiwanese': 'zht',
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'french': 'fre',
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'german': 'ger',
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'dutch': 'dut',
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'hindi': 'hin ',
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'telugu': 'tel',
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'tamil': 'tam',
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'polish': 'pol',
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'lithuanian': 'lit',
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'latvian': 'lav',
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'estonian': 'est',
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'czech': 'cze',
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'slovakian': 'slo',
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'slovenian': 'slv',
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'hungarian': 'hun',
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'romanian': 'rum',
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'bulgarian': 'bul',
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'serbian': 'scc',
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'croatian': 'hrv',
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'ukrainian': 'ukr',
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'greek': 'ell',
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'danish': 'dan',
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'finnish': 'fin',
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'swedish': 'swe',
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'norwegian': 'nor',
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'turkish': 'tur',
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'arabic': 'ara',
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'persian': 'per',
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'hebrew': 'heb',
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'vietnamese': 'vie',
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'indonesian': 'ind',
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'thai': 'tha'
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}
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const ignoreSet = new Set(['dubbed', 'multi audio', 'multi subs', 'dual audio']);
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const allowedExtensions = ['srt', 'vtt', 'ass', 'ssa'];
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export function getSubtitles(record) {
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if (!record?.subtitles?.length) {
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return null;
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}
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return record.subtitles
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.filter(subtitle => isExtension(subtitle.title, allowedExtensions))
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.sort((a, b) => b.size - a.size)
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.map(subtitle => ({
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infoHash: subtitle.infoHash,
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fileIndex: subtitle.fileIndex,
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title: subtitle.title,
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lang: parseLanguage(subtitle.title, record),
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}));
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}
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function parseLanguage(title, record) {
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const subtitlePathParts = title.split('/');
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const subtitleFileName = subtitlePathParts.pop();
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const subtitleTitleNoExt = title.replace(/\.\w{2,5}$/, '');
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const videoFileName = record.title.split('/').pop().replace(/\.\w{2,5}$/, '');
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const fileNameLanguage = getSingleLanguage(subtitleFileName.replace(videoFileName, ''));
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if (fileNameLanguage) {
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return fileNameLanguage;
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}
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const videoTitleNoExt = record.title.replace(/\.\w{2,5}$/, '');
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if (subtitleTitleNoExt === record.title || subtitleTitleNoExt === videoTitleNoExt) {
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const provider = Providers.options.find(provider => provider.label === record.torrent.provider);
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return provider?.foreign && languageFromCode(provider.foreign) || 'eng';
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}
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const folderName = subtitlePathParts.join('/');
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const folderNameLanguage = getSingleLanguage(folderName.replace(videoFileName, ''));
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if (folderNameLanguage) {
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return folderNameLanguage
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}
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return getFileNameLanguageCode(subtitleFileName) || 'Unknown';
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}
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function getSingleLanguage(title) {
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const parsedInfo = parse(title);
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const languages = (parsedInfo.languages || []).filter(language => !ignoreSet.has(language));
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return languages.length === 1 ? languageMapping[languages[0]] : undefined;
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}
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function getFileNameLanguageCode(fileName) {
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const match = fileName.match(/(?:(?:^|[._ ])([A-Za-z][a-z]{1,2})|\[([a-z]{2,3})])\.\w{3,4}$/);
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return match?.[1]?.toLowerCase();
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}
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