1 import { join } from 'path'
2 import { JobType, VideoRateType, VideoState } from '../../shared/models'
3 import { ActivityPubActorType } from '../../shared/models/activitypub'
4 import { FollowState } from '../../shared/models/actors'
5 import { VideoAbuseState, VideoImportState, VideoPrivacy, VideoTranscodingFPS } from '../../shared/models/videos'
6 // Do not use barrels, remain constants as independent as possible
7 import { isTestInstance, sanitizeHost, sanitizeUrl } from '../helpers/core-utils'
8 import { NSFWPolicyType } from '../../shared/models/videos/nsfw-policy.type'
9 import { invert } from 'lodash'
10 import { CronRepeatOptions, EveryRepeatOptions } from 'bull'
11 import { VideoPlaylistPrivacy } from '../../shared/models/videos/playlist/video-playlist-privacy.model'
12 import { VideoPlaylistType } from '../../shared/models/videos/playlist/video-playlist-type.model'
13 import { CONFIG, registerConfigChangedHandler } from './config'
15 // ---------------------------------------------------------------------------
17 const LAST_MIGRATION_VERSION = 370
19 // ---------------------------------------------------------------------------
22 const API_VERSION = 'v1'
40 // Sortable columns per schema
41 const SORTABLE_COLUMNS = {
42 USERS: [ 'id', 'username', 'createdAt' ],
43 USER_SUBSCRIPTIONS: [ 'id', 'createdAt' ],
44 ACCOUNTS: [ 'createdAt' ],
45 JOBS: [ 'createdAt' ],
46 VIDEO_ABUSES: [ 'id', 'createdAt', 'state' ],
47 VIDEO_CHANNELS: [ 'id', 'name', 'updatedAt', 'createdAt' ],
48 VIDEO_IMPORTS: [ 'createdAt' ],
49 VIDEO_COMMENT_THREADS: [ 'createdAt' ],
50 VIDEO_RATES: [ 'createdAt' ],
51 BLACKLISTS: [ 'id', 'name', 'duration', 'views', 'likes', 'dislikes', 'uuid', 'createdAt' ],
52 FOLLOWERS: [ 'createdAt' ],
53 FOLLOWING: [ 'createdAt' ],
55 VIDEOS: [ 'name', 'duration', 'createdAt', 'publishedAt', 'views', 'likes', 'trending' ],
57 VIDEOS_SEARCH: [ 'name', 'duration', 'createdAt', 'publishedAt', 'views', 'likes', 'match' ],
58 VIDEO_CHANNELS_SEARCH: [ 'match', 'displayName', 'createdAt' ],
60 ACCOUNTS_BLOCKLIST: [ 'createdAt' ],
61 SERVERS_BLOCKLIST: [ 'createdAt' ],
63 USER_NOTIFICATIONS: [ 'createdAt' ],
65 VIDEO_PLAYLISTS: [ 'displayName', 'createdAt', 'updatedAt' ]
68 const OAUTH_LIFETIME = {
69 ACCESS_TOKEN: 3600 * 24, // 1 day, for upload
70 REFRESH_TOKEN: 1209600 // 2 weeks
73 const ROUTE_CACHE_LIFETIME = {
77 SECURITYTXT: '2 hours',
78 NODEINFO: '10 minutes',
84 VIDEOS: '1 second' // 1 second, cache concurrent requests after a broadcast for example
89 // ---------------------------------------------------------------------------
91 // Number of points we add/remove after a successful/bad request
92 const ACTOR_FOLLOW_SCORE = {
99 const FOLLOW_STATES: { [ id: string ]: FollowState } = {
104 const REMOTE_SCHEME = {
109 // TODO: remove 'video-file'
110 const JOB_ATTEMPTS: { [id in (JobType | 'video-file')]: number } = {
111 'activitypub-http-broadcast': 5,
112 'activitypub-http-unicast': 5,
113 'activitypub-http-fetcher': 5,
114 'activitypub-follow': 5,
115 'video-file-import': 1,
116 'video-transcoding': 1,
121 'activitypub-refresher': 1
123 const JOB_CONCURRENCY: { [id in (JobType | 'video-file')]: number } = {
124 'activitypub-http-broadcast': 1,
125 'activitypub-http-unicast': 5,
126 'activitypub-http-fetcher': 1,
127 'activitypub-follow': 3,
128 'video-file-import': 1,
129 'video-transcoding': 1,
134 'activitypub-refresher': 1
136 const JOB_TTL: { [id in (JobType | 'video-file')]: number } = {
137 'activitypub-http-broadcast': 60000 * 10, // 10 minutes
138 'activitypub-http-unicast': 60000 * 10, // 10 minutes
139 'activitypub-http-fetcher': 60000 * 10, // 10 minutes
140 'activitypub-follow': 60000 * 10, // 10 minutes
141 'video-file-import': 1000 * 3600, // 1 hour
142 'video-transcoding': 1000 * 3600 * 48, // 2 days, transcoding could be long
143 'video-file': 1000 * 3600 * 48, // 2 days, transcoding could be long
144 'video-import': 1000 * 3600 * 2, // hours
145 'email': 60000 * 10, // 10 minutes
146 'videos-views': undefined, // Unlimited
147 'activitypub-refresher': 60000 * 10 // 10 minutes
149 const REPEAT_JOBS: { [ id: string ]: EveryRepeatOptions | CronRepeatOptions } = {
151 cron: '1 * * * *' // At 1 minute past the hour
155 const BROADCAST_CONCURRENCY = 10 // How many requests in parallel we do in activitypub-http-broadcast job
156 const CRAWL_REQUEST_CONCURRENCY = 1 // How many requests in parallel to fetch remote data (likes, shares...)
157 const JOB_REQUEST_TIMEOUT = 3000 // 3 seconds
158 const JOB_COMPLETED_LIFETIME = 60000 * 60 * 24 * 2 // 2 days
159 const VIDEO_IMPORT_TIMEOUT = 1000 * 3600 // 1 hour
161 const SCHEDULER_INTERVALS_MS = {
162 actorFollowScores: 60000 * 60, // 1 hour
163 removeOldJobs: 60000 * 60, // 1 hour
164 updateVideos: 60000, // 1 minute
165 youtubeDLUpdate: 60000 * 60 * 24, // 1 day
166 removeOldViews: 60000 * 60 * 24, // 1 day
167 removeOldHistory: 60000 * 60 * 24 // 1 day
170 // ---------------------------------------------------------------------------
172 let CONSTRAINTS_FIELDS = {
174 NAME: { min: 1, max: 120 }, // Length
175 DESCRIPTION: { min: 3, max: 1000 }, // Length
176 USERNAME: { min: 1, max: 50 }, // Length
177 PASSWORD: { min: 6, max: 255 }, // Length
178 VIDEO_QUOTA: { min: -1 },
179 VIDEO_QUOTA_DAILY: { min: -1 },
180 BLOCKED_REASON: { min: 3, max: 250 } // Length
183 REASON: { min: 2, max: 3000 }, // Length
184 MODERATION_COMMENT: { min: 2, max: 3000 } // Length
187 REASON: { min: 2, max: 300 } // Length
190 NAME: { min: 1, max: 120 }, // Length
191 DESCRIPTION: { min: 3, max: 1000 }, // Length
192 SUPPORT: { min: 3, max: 1000 }, // Length
193 URL: { min: 3, max: 2000 } // Length
197 EXTNAME: [ '.vtt', '.srt' ],
199 max: 2 * 1024 * 1024 // 2MB
204 URL: { min: 3, max: 2000 }, // Length
205 TORRENT_NAME: { min: 3, max: 255 }, // Length
207 EXTNAME: [ '.torrent' ],
209 max: 1024 * 200 // 200 KB
214 URL: { min: 3, max: 2000 } // Length
217 URL: { min: 3, max: 2000 } // Length
220 NAME: { min: 3, max: 120 }, // Length
221 LANGUAGE: { min: 1, max: 10 }, // Length
222 TRUNCATED_DESCRIPTION: { min: 3, max: 250 }, // Length
223 DESCRIPTION: { min: 3, max: 10000 }, // Length
224 SUPPORT: { min: 3, max: 1000 }, // Length
226 EXTNAME: [ '.jpg', '.jpeg' ],
228 max: 2 * 1024 * 1024 // 2MB
231 EXTNAME: buildVideosExtname(),
232 INFO_HASH: { min: 40, max: 40 }, // Length, info hash is 20 bytes length but we represent it in hexadecimal so 20 * 2
233 DURATION: { min: 0 }, // Number
234 TAGS: { min: 0, max: 5 }, // Number of total tags
235 TAG: { min: 2, max: 30 }, // Length
236 THUMBNAIL: { min: 2, max: 30 },
237 THUMBNAIL_DATA: { min: 0, max: 20000 }, // Bytes
240 DISLIKES: { min: 0 },
241 FILE_SIZE: { min: 10 },
242 URL: { min: 3, max: 2000 } // Length
245 NAME: { min: 1, max: 120 }, // Length
246 DESCRIPTION: { min: 3, max: 1000 }, // Length
247 URL: { min: 3, max: 2000 }, // Length
249 EXTNAME: [ '.jpg', '.jpeg' ],
251 max: 2 * 1024 * 1024 // 2MB
256 PUBLIC_KEY: { min: 10, max: 5000 }, // Length
257 PRIVATE_KEY: { min: 10, max: 5000 }, // Length
258 URL: { min: 3, max: 2000 }, // Length
260 EXTNAME: [ '.png', '.jpeg', '.jpg' ],
262 max: 2 * 1024 * 1024 // 2MB
270 TEXT: { min: 1, max: 3000 }, // Length
271 URL: { min: 3, max: 2000 } // Length
274 URL: { min: 3, max: 2000 } // Length
277 FROM_NAME: { min: 1, max: 120 }, // Length
278 BODY: { min: 3, max: 5000 } // Length
282 const RATES_LIMIT = {
284 WINDOW_MS: 5 * 60 * 1000, // 5 minutes
285 MAX: 15 // 15 attempts
288 WINDOW_MS: 5 * 60 * 1000, // 5 minutes
293 let VIDEO_VIEW_LIFETIME = 60000 * 60 // 1 hour
294 let CONTACT_FORM_LIFETIME = 60000 * 60 // 1 hour
296 const VIDEO_TRANSCODING_FPS: VideoTranscodingFPS = {
300 KEEP_ORIGIN_FPS_RESOLUTION_MIN: 720 // We keep the original FPS on high resolutions (720 minimum)
303 const VIDEO_RATE_TYPES: { [ id: string ]: VideoRateType } = {
308 const FFMPEG_NICE: { [ id: string ]: number } = {
309 THUMBNAIL: 2, // 2 just for don't blocking servers
313 const VIDEO_CATEGORIES = {
324 11: 'News & Politics',
328 15: 'Science & Technology',
334 // See https://creativecommons.org/licenses/?lang=en
335 const VIDEO_LICENCES = {
337 2: 'Attribution - Share Alike',
338 3: 'Attribution - No Derivatives',
339 4: 'Attribution - Non Commercial',
340 5: 'Attribution - Non Commercial - Share Alike',
341 6: 'Attribution - Non Commercial - No Derivatives',
342 7: 'Public Domain Dedication'
345 let VIDEO_LANGUAGES: { [id: string]: string } = {}
347 const VIDEO_PRIVACIES = {
348 [ VideoPrivacy.PUBLIC ]: 'Public',
349 [ VideoPrivacy.UNLISTED ]: 'Unlisted',
350 [ VideoPrivacy.PRIVATE ]: 'Private'
353 const VIDEO_STATES = {
354 [ VideoState.PUBLISHED ]: 'Published',
355 [ VideoState.TO_TRANSCODE ]: 'To transcode',
356 [ VideoState.TO_IMPORT ]: 'To import'
359 const VIDEO_IMPORT_STATES = {
360 [ VideoImportState.FAILED ]: 'Failed',
361 [ VideoImportState.PENDING ]: 'Pending',
362 [ VideoImportState.SUCCESS ]: 'Success'
365 const VIDEO_ABUSE_STATES = {
366 [ VideoAbuseState.PENDING ]: 'Pending',
367 [ VideoAbuseState.REJECTED ]: 'Rejected',
368 [ VideoAbuseState.ACCEPTED ]: 'Accepted'
371 const VIDEO_PLAYLIST_PRIVACIES = {
372 [ VideoPlaylistPrivacy.PUBLIC ]: 'Public',
373 [ VideoPlaylistPrivacy.UNLISTED ]: 'Unlisted',
374 [ VideoPlaylistPrivacy.PRIVATE ]: 'Private'
377 const VIDEO_PLAYLIST_TYPES = {
378 [ VideoPlaylistType.REGULAR ]: 'Regular',
379 [ VideoPlaylistType.WATCH_LATER ]: 'Watch later'
384 MIMETYPE_EXT: buildVideoMimetypeExt(),
385 EXT_MIMETYPE: null as { [ id: string ]: string }
397 'application/x-subrip': '.srt'
402 'application/x-bittorrent': '.torrent'
406 MIMETYPES.VIDEO.EXT_MIMETYPE = invert(MIMETYPES.VIDEO.MIMETYPE_EXT)
408 // ---------------------------------------------------------------------------
417 // ---------------------------------------------------------------------------
419 const SERVER_ACTOR_NAME = 'peertube'
421 const ACTIVITY_PUB = {
422 POTENTIAL_ACCEPT_HEADERS: [
423 'application/activity+json',
424 'application/ld+json',
425 'application/ld+json; profile="https://www.w3.org/ns/activitystreams"'
427 ACCEPT_HEADER: 'application/activity+json, application/ld+json',
428 PUBLIC: 'https://www.w3.org/ns/activitystreams#Public',
429 COLLECTION_ITEMS_PER_PAGE: 10,
430 FETCH_PAGE_LIMIT: 100,
432 VIDEO: Object.keys(MIMETYPES.VIDEO.MIMETYPE_EXT),
433 TORRENT: [ 'application/x-bittorrent' ],
434 MAGNET: [ 'application/x-bittorrent;x-scheme-handler/magnet' ]
436 MAX_RECURSION_COMMENTS: 100,
437 ACTOR_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2, // 2 days
438 VIDEO_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2, // 2 days
439 VIDEO_PLAYLIST_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2 // 2 days
442 const ACTIVITY_PUB_ACTOR_TYPES: { [ id: string ]: ActivityPubActorType } = {
445 APPLICATION: 'Application'
448 const HTTP_SIGNATURE = {
449 HEADER_NAME: 'signature',
450 ALGORITHM: 'rsa-sha256',
451 HEADERS_TO_SIGN: [ '(request-target)', 'host', 'date', 'digest' ]
454 // ---------------------------------------------------------------------------
456 let PRIVATE_RSA_KEY_SIZE = 2048
458 // Password encryption
459 const BCRYPT_SALT_SIZE = 10
461 const USER_PASSWORD_RESET_LIFETIME = 60000 * 5 // 5 minutes
463 const USER_EMAIL_VERIFY_LIFETIME = 60000 * 60 // 60 minutes
465 const NSFW_POLICY_TYPES: { [ id: string ]: NSFWPolicyType } = {
466 DO_NOT_LIST: 'do_not_list',
471 // ---------------------------------------------------------------------------
473 // Express static paths (router)
474 const STATIC_PATHS = {
475 PREVIEWS: '/static/previews/',
476 THUMBNAILS: '/static/thumbnails/',
477 TORRENTS: '/static/torrents/',
478 WEBSEED: '/static/webseed/',
479 REDUNDANCY: '/static/redundancy/',
480 STREAMING_PLAYLISTS: {
481 HLS: '/static/streaming-playlists/hls'
483 AVATARS: '/static/avatars/',
484 VIDEO_CAPTIONS: '/static/video-captions/'
486 const STATIC_DOWNLOAD_PATHS = {
487 TORRENTS: '/download/torrents/',
488 VIDEOS: '/download/videos/'
492 let STATIC_MAX_AGE = '2h'
494 // Videos thumbnail size
495 const THUMBNAILS_SIZE = {
499 const PREVIEWS_SIZE = {
503 const AVATARS_SIZE = {
513 // Sub folders of cache directory
514 const FILES_CACHE = {
516 DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'previews'),
517 MAX_AGE: 1000 * 3600 * 3 // 3 hours
520 DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'video-captions'),
521 MAX_AGE: 1000 * 3600 * 3 // 3 hours
531 const HLS_STREAMING_PLAYLIST_DIRECTORY = join(CONFIG.STORAGE.STREAMING_PLAYLISTS_DIR, 'hls')
532 const HLS_REDUNDANCY_DIRECTORY = join(CONFIG.STORAGE.REDUNDANCY_DIR, 'hls')
534 const MEMOIZE_TTL = {
535 OVERVIEWS_SAMPLE: 1000 * 3600 * 4 // 4 hours
544 const ACCEPT_HEADERS = [ 'html', 'application/json' ].concat(ACTIVITY_PUB.POTENTIAL_ACCEPT_HEADERS)
546 // ---------------------------------------------------------------------------
548 const CUSTOM_HTML_TAG_COMMENTS = {
549 TITLE: '<!-- title tag -->',
550 DESCRIPTION: '<!-- description tag -->',
551 CUSTOM_CSS: '<!-- custom css tag -->',
552 META_TAGS: '<!-- meta tags -->'
555 // ---------------------------------------------------------------------------
561 const MAX_LOGS_OUTPUT_CHARACTERS = 10 * 1000 * 1000
563 // ---------------------------------------------------------------------------
565 const TRACKER_RATE_LIMITS = {
566 INTERVAL: 60000 * 5, // 5 minutes
567 ANNOUNCES_PER_IP_PER_INFOHASH: 15, // maximum announces per torrent in the interval
568 ANNOUNCES_PER_IP: 30 // maximum announces for all our torrents in the interval
571 const P2P_MEDIA_LOADER_PEER_VERSION = 2
573 // ---------------------------------------------------------------------------
575 // Special constants for a test instance
576 if (isTestInstance() === true) {
577 PRIVATE_RSA_KEY_SIZE = 1024
579 ACTOR_FOLLOW_SCORE.BASE = 20
581 REMOTE_SCHEME.HTTP = 'http'
582 REMOTE_SCHEME.WS = 'ws'
586 ACTIVITY_PUB.COLLECTION_ITEMS_PER_PAGE = 2
587 ACTIVITY_PUB.ACTOR_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
588 ACTIVITY_PUB.VIDEO_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
589 ACTIVITY_PUB.VIDEO_PLAYLIST_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
591 CONSTRAINTS_FIELDS.ACTORS.AVATAR.FILE_SIZE.max = 100 * 1024 // 100KB
593 SCHEDULER_INTERVALS_MS.actorFollowScores = 1000
594 SCHEDULER_INTERVALS_MS.removeOldJobs = 10000
595 SCHEDULER_INTERVALS_MS.removeOldHistory = 5000
596 SCHEDULER_INTERVALS_MS.removeOldViews = 5000
597 SCHEDULER_INTERVALS_MS.updateVideos = 5000
598 REPEAT_JOBS[ 'videos-views' ] = { every: 5000 }
600 REDUNDANCY.VIDEOS.RANDOMIZED_FACTOR = 1
602 VIDEO_VIEW_LIFETIME = 1000 // 1 second
603 CONTACT_FORM_LIFETIME = 1000 // 1 second
605 JOB_ATTEMPTS[ 'email' ] = 1
607 FILES_CACHE.VIDEO_CAPTIONS.MAX_AGE = 3000
608 MEMOIZE_TTL.OVERVIEWS_SAMPLE = 1
609 ROUTE_CACHE_LIFETIME.OVERVIEWS.VIDEOS = '0ms'
611 RATES_LIMIT.LOGIN.MAX = 20
614 updateWebserverUrls()
616 registerConfigChangedHandler(() => {
617 updateWebserverUrls()
618 updateWebserverConfig()
621 // ---------------------------------------------------------------------------
626 HLS_REDUNDANCY_DIRECTORY,
627 P2P_MEDIA_LOADER_PEER_VERSION,
638 LAST_MIGRATION_VERSION,
640 CUSTOM_HTML_TAG_COMMENTS,
641 BROADCAST_CONCURRENCY,
648 PRIVATE_RSA_KEY_SIZE,
649 ROUTE_CACHE_LIFETIME,
651 HLS_STREAMING_PLAYLIST_DIRECTORY,
657 VIDEO_IMPORT_TIMEOUT,
658 VIDEO_PLAYLIST_TYPES,
659 MAX_LOGS_OUTPUT_CHARACTERS,
661 ACTIVITY_PUB_ACTOR_TYPES,
669 VIDEO_TRANSCODING_FPS,
674 USER_PASSWORD_RESET_LIFETIME,
676 USER_EMAIL_VERIFY_LIFETIME,
678 SCHEDULER_INTERVALS_MS,
680 STATIC_DOWNLOAD_PATHS,
683 CRAWL_REQUEST_CONCURRENCY,
684 JOB_COMPLETED_LIFETIME,
688 CONTACT_FORM_LIFETIME,
689 VIDEO_PLAYLIST_PRIVACIES,
694 // ---------------------------------------------------------------------------
696 function buildVideoMimetypeExt () {
698 'video/webm': '.webm',
703 if (CONFIG.TRANSCODING.ENABLED && CONFIG.TRANSCODING.ALLOW_ADDITIONAL_EXTENSIONS) {
704 Object.assign(data, {
705 'video/quicktime': '.mov',
706 'video/x-msvideo': '.avi',
707 'video/x-flv': '.flv',
708 'video/x-matroska': '.mkv',
709 'application/octet-stream': '.mkv',
717 function updateWebserverUrls () {
718 WEBSERVER.URL = sanitizeUrl(CONFIG.WEBSERVER.SCHEME + '://' + CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT)
719 WEBSERVER.HOST = sanitizeHost(CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT, REMOTE_SCHEME.HTTP)
720 WEBSERVER.SCHEME = CONFIG.WEBSERVER.SCHEME
721 WEBSERVER.WS = CONFIG.WEBSERVER.WS
722 WEBSERVER.HOSTNAME = CONFIG.WEBSERVER.HOSTNAME
723 WEBSERVER.PORT = CONFIG.WEBSERVER.PORT
726 function updateWebserverConfig () {
727 CONSTRAINTS_FIELDS.VIDEOS.EXTNAME = buildVideosExtname()
729 MIMETYPES.VIDEO.MIMETYPE_EXT = buildVideoMimetypeExt()
730 MIMETYPES.VIDEO.EXT_MIMETYPE = invert(MIMETYPES.VIDEO.MIMETYPE_EXT)
733 function buildVideosExtname () {
734 return CONFIG.TRANSCODING.ENABLED && CONFIG.TRANSCODING.ALLOW_ADDITIONAL_EXTENSIONS
735 ? [ '.mp4', '.ogv', '.webm', '.mkv', '.mov', '.avi', '.flv' ]
736 : [ '.mp4', '.ogv', '.webm' ]
739 function loadLanguages () {
740 Object.assign(VIDEO_LANGUAGES, buildLanguages())
743 function buildLanguages () {
744 const iso639 = require('iso-639-3')
746 const languages: { [ id: string ]: string } = {}
748 const additionalLanguages = {
749 'sgn': true, // Sign languages (macro language)
750 'ase': true, // American sign language
751 'sdl': true, // Arabian sign language
752 'bfi': true, // British sign language
753 'bzs': true, // Brazilian sign language
754 'csl': true, // Chinese sign language
755 'cse': true, // Czech sign language
756 'dsl': true, // Danish sign language
757 'fsl': true, // French sign language
758 'gsg': true, // German sign language
759 'pks': true, // Pakistan sign language
760 'jsl': true, // Japanese sign language
761 'sfs': true, // South African sign language
762 'swl': true, // Swedish sign language
763 'rsl': true, // Russian sign language: true
765 'epo': true, // Esperanto
766 'tlh': true, // Klingon
767 'jbo': true, // Lojban
768 'avk': true // Kotava
771 // Only add ISO639-1 languages and some sign languages (ISO639-3)
774 return (l.iso6391 !== null && l.type === 'living') ||
775 additionalLanguages[ l.iso6393 ] === true
777 .forEach(l => languages[ l.iso6391 || l.iso6393 ] = l.name)
779 // Override Occitan label
780 languages[ 'oc' ] = 'Occitan'