server/controllers/api/video-playlist.ts

   1 import * as express from 'express'
   2 import { getFormattedObjects, getServerActor } from '../../helpers/utils'
   3 import {
   4   asyncMiddleware,
   5   asyncRetryTransactionMiddleware,
   6   authenticate,
   7   commonVideosFiltersValidator,
   8   optionalAuthenticate,
   9   paginationValidator,
  10   setDefaultPagination,
  11   setDefaultSort
  12 } from '../../middlewares'
  13 import { videoPlaylistsSortValidator } from '../../middlewares/validators'
  14 import { buildNSFWFilter, createReqFiles, isUserAbleToSearchRemoteURI } from '../../helpers/express-utils'
  15 import { CONFIG, MIMETYPES, sequelizeTypescript, THUMBNAILS_SIZE, VIDEO_PLAYLIST_PRIVACIES } from '../../initializers'
  16 import { logger } from '../../helpers/logger'
  17 import { resetSequelizeInstance } from '../../helpers/database-utils'
  18 import { VideoPlaylistModel } from '../../models/video/video-playlist'
  19 import {
  20   commonVideoPlaylistFiltersValidator,
  21   videoPlaylistsAddValidator,
  22   videoPlaylistsAddVideoValidator,
  23   videoPlaylistsDeleteValidator,
  24   videoPlaylistsGetValidator,
  25   videoPlaylistsReorderVideosValidator,
  26   videoPlaylistsUpdateOrRemoveVideoValidator,
  27   videoPlaylistsUpdateValidator
  28 } from '../../middlewares/validators/videos/video-playlists'
  29 import { VideoPlaylistCreate } from '../../../shared/models/videos/playlist/video-playlist-create.model'
  30 import { VideoPlaylistPrivacy } from '../../../shared/models/videos/playlist/video-playlist-privacy.model'
  31 import { processImage } from '../../helpers/image-utils'
  32 import { join } from 'path'
  33 import { sendCreateVideoPlaylist, sendDeleteVideoPlaylist, sendUpdateVideoPlaylist } from '../../lib/activitypub/send'
  34 import { getVideoPlaylistActivityPubUrl, getVideoPlaylistElementActivityPubUrl } from '../../lib/activitypub/url'
  35 import { VideoPlaylistUpdate } from '../../../shared/models/videos/playlist/video-playlist-update.model'
  36 import { VideoModel } from '../../models/video/video'
  37 import { VideoPlaylistElementModel } from '../../models/video/video-playlist-element'
  38 import { VideoPlaylistElementCreate } from '../../../shared/models/videos/playlist/video-playlist-element-create.model'
  39 import { VideoPlaylistElementUpdate } from '../../../shared/models/videos/playlist/video-playlist-element-update.model'
  40 import { copy, pathExists } from 'fs-extra'
  41 import { AccountModel } from '../../models/account/account'
  42 import { VideoPlaylistReorder } from '../../../shared/models/videos/playlist/video-playlist-reorder.model'
  43 import { JobQueue } from '../../lib/job-queue'
  44
  45 const reqThumbnailFile = createReqFiles([ 'thumbnailfile' ], MIMETYPES.IMAGE.MIMETYPE_EXT, { thumbnailfile: CONFIG.STORAGE.TMP_DIR })
  46
  47 const videoPlaylistRouter = express.Router()
  48
  49 videoPlaylistRouter.get('/privacies', listVideoPlaylistPrivacies)
  50
  51 videoPlaylistRouter.get('/',
  52   paginationValidator,
  53   videoPlaylistsSortValidator,
  54   setDefaultSort,
  55   setDefaultPagination,
  56   commonVideoPlaylistFiltersValidator,
  57   asyncMiddleware(listVideoPlaylists)
  58 )
  59
  60 videoPlaylistRouter.get('/:playlistId',
  61   asyncMiddleware(videoPlaylistsGetValidator),
  62   getVideoPlaylist
  63 )
  64
  65 videoPlaylistRouter.post('/',
  66   authenticate,
  67   reqThumbnailFile,
  68   asyncMiddleware(videoPlaylistsAddValidator),
  69   asyncRetryTransactionMiddleware(addVideoPlaylist)
  70 )
  71
  72 videoPlaylistRouter.put('/:playlistId',
  73   authenticate,
  74   reqThumbnailFile,
  75   asyncMiddleware(videoPlaylistsUpdateValidator),
  76   asyncRetryTransactionMiddleware(updateVideoPlaylist)
  77 )
  78
  79 videoPlaylistRouter.delete('/:playlistId',
  80   authenticate,
  81   asyncMiddleware(videoPlaylistsDeleteValidator),
  82   asyncRetryTransactionMiddleware(removeVideoPlaylist)
  83 )
  84
  85 videoPlaylistRouter.get('/:playlistId/videos',
  86   asyncMiddleware(videoPlaylistsGetValidator),
  87   paginationValidator,
  88   setDefaultPagination,
  89   optionalAuthenticate,
  90   commonVideosFiltersValidator,
  91   asyncMiddleware(getVideoPlaylistVideos)
  92 )
  93
  94 videoPlaylistRouter.post('/:playlistId/videos',
  95   authenticate,
  96   asyncMiddleware(videoPlaylistsAddVideoValidator),
  97   asyncRetryTransactionMiddleware(addVideoInPlaylist)
  98 )
  99
 100 videoPlaylistRouter.post('/:playlistId/videos/reorder',
 101   authenticate,
 102   asyncMiddleware(videoPlaylistsReorderVideosValidator),
 103   asyncRetryTransactionMiddleware(reorderVideosPlaylist)
 104 )
 105
 106 videoPlaylistRouter.put('/:playlistId/videos/:videoId',
 107   authenticate,
 108   asyncMiddleware(videoPlaylistsUpdateOrRemoveVideoValidator),
 109   asyncRetryTransactionMiddleware(updateVideoPlaylistElement)
 110 )
 111
 112 videoPlaylistRouter.delete('/:playlistId/videos/:videoId',
 113   authenticate,
 114   asyncMiddleware(videoPlaylistsUpdateOrRemoveVideoValidator),
 115   asyncRetryTransactionMiddleware(removeVideoFromPlaylist)
 116 )
 117
 118 // ---------------------------------------------------------------------------
 119
 120 export {
 121   videoPlaylistRouter
 122 }
 123
 124 // ---------------------------------------------------------------------------
 125
 126 function listVideoPlaylistPrivacies (req: express.Request, res: express.Response) {
 127   res.json(VIDEO_PLAYLIST_PRIVACIES)
 128 }
 129
 130 async function listVideoPlaylists (req: express.Request, res: express.Response) {
 131   const serverActor = await getServerActor()
 132   const resultList = await VideoPlaylistModel.listForApi({
 133     followerActorId: serverActor.id,
 134     start: req.query.start,
 135     count: req.query.count,
 136     sort: req.query.sort,
 137     type: req.query.type
 138   })
 139
 140   return res.json(getFormattedObjects(resultList.data, resultList.total))
 141 }
 142
 143 function getVideoPlaylist (req: express.Request, res: express.Response) {
 144   const videoPlaylist = res.locals.videoPlaylist
 145
 146   if (videoPlaylist.isOutdated()) {
 147     JobQueue.Instance.createJob({ type: 'activitypub-refresher', payload: { type: 'video-playlist', url: videoPlaylist.url } })
 148             .catch(err => logger.error('Cannot create AP refresher job for playlist %s.', videoPlaylist.url, { err }))
 149   }
 150
 151   return res.json(videoPlaylist.toFormattedJSON())
 152 }
 153
 154 async function addVideoPlaylist (req: express.Request, res: express.Response) {
 155   const videoPlaylistInfo: VideoPlaylistCreate = req.body
 156   const user = res.locals.oauth.token.User
 157
 158   const videoPlaylist = new VideoPlaylistModel({
 159     name: videoPlaylistInfo.displayName,
 160     description: videoPlaylistInfo.description,
 161     privacy: videoPlaylistInfo.privacy || VideoPlaylistPrivacy.PRIVATE,
 162     ownerAccountId: user.Account.id
 163   })
 164
 165   videoPlaylist.url = getVideoPlaylistActivityPubUrl(videoPlaylist) // We use the UUID, so set the URL after building the object
 166
 167   if (videoPlaylistInfo.videoChannelId) {
 168     const videoChannel = res.locals.videoChannel
 169
 170     videoPlaylist.videoChannelId = videoChannel.id
 171     videoPlaylist.VideoChannel = videoChannel
 172   }
 173
 174   const thumbnailField = req.files['thumbnailfile']
 175   if (thumbnailField) {
 176     const thumbnailPhysicalFile = thumbnailField[ 0 ]
 177     await processImage(thumbnailPhysicalFile, join(CONFIG.STORAGE.THUMBNAILS_DIR, videoPlaylist.getThumbnailName()), THUMBNAILS_SIZE)
 178   }
 179
 180   const videoPlaylistCreated: VideoPlaylistModel = await sequelizeTypescript.transaction(async t => {
 181     const videoPlaylistCreated = await videoPlaylist.save({ transaction: t })
 182
 183     // We need more attributes for the federation
 184     videoPlaylistCreated.OwnerAccount = await AccountModel.load(user.Account.id, t)
 185     await sendCreateVideoPlaylist(videoPlaylistCreated, t)
 186
 187     return videoPlaylistCreated
 188   })
 189
 190   logger.info('Video playlist with uuid %s created.', videoPlaylist.uuid)
 191
 192   return res.json({
 193     videoPlaylist: {
 194       id: videoPlaylistCreated.id,
 195       uuid: videoPlaylistCreated.uuid
 196     }
 197   }).end()
 198 }
 199
 200 async function updateVideoPlaylist (req: express.Request, res: express.Response) {
 201   const videoPlaylistInstance = res.locals.videoPlaylist
 202   const videoPlaylistFieldsSave = videoPlaylistInstance.toJSON()
 203   const videoPlaylistInfoToUpdate = req.body as VideoPlaylistUpdate
 204   const wasPrivatePlaylist = videoPlaylistInstance.privacy === VideoPlaylistPrivacy.PRIVATE
 205
 206   const thumbnailField = req.files['thumbnailfile']
 207   if (thumbnailField) {
 208     const thumbnailPhysicalFile = thumbnailField[ 0 ]
 209     await processImage(
 210       thumbnailPhysicalFile,
 211       join(CONFIG.STORAGE.THUMBNAILS_DIR, videoPlaylistInstance.getThumbnailName()),
 212       THUMBNAILS_SIZE
 213     )
 214   }
 215
 216   try {
 217     await sequelizeTypescript.transaction(async t => {
 218       const sequelizeOptions = {
 219         transaction: t
 220       }
 221
 222       if (videoPlaylistInfoToUpdate.videoChannelId !== undefined) {
 223         if (videoPlaylistInfoToUpdate.videoChannelId === null) {
 224           videoPlaylistInstance.videoChannelId = null
 225         } else {
 226           const videoChannel = res.locals.videoChannel
 227
 228           videoPlaylistInstance.videoChannelId = videoChannel.id
 229           videoPlaylistInstance.VideoChannel = videoChannel
 230         }
 231       }
 232
 233       if (videoPlaylistInfoToUpdate.displayName !== undefined) videoPlaylistInstance.name = videoPlaylistInfoToUpdate.displayName
 234       if (videoPlaylistInfoToUpdate.description !== undefined) videoPlaylistInstance.description = videoPlaylistInfoToUpdate.description
 235
 236       if (videoPlaylistInfoToUpdate.privacy !== undefined) {
 237         videoPlaylistInstance.privacy = parseInt(videoPlaylistInfoToUpdate.privacy.toString(), 10)
 238       }
 239
 240       const playlistUpdated = await videoPlaylistInstance.save(sequelizeOptions)
 241
 242       const isNewPlaylist = wasPrivatePlaylist && playlistUpdated.privacy !== VideoPlaylistPrivacy.PRIVATE
 243
 244       if (isNewPlaylist) {
 245         await sendCreateVideoPlaylist(playlistUpdated, t)
 246       } else {
 247         await sendUpdateVideoPlaylist(playlistUpdated, t)
 248       }
 249
 250       logger.info('Video playlist %s updated.', videoPlaylistInstance.uuid)
 251
 252       return playlistUpdated
 253     })
 254   } catch (err) {
 255     logger.debug('Cannot update the video playlist.', { err })
 256
 257     // Force fields we want to update
 258     // If the transaction is retried, sequelize will think the object has not changed
 259     // So it will skip the SQL request, even if the last one was ROLLBACKed!
 260     resetSequelizeInstance(videoPlaylistInstance, videoPlaylistFieldsSave)
 261
 262     throw err
 263   }
 264
 265   return res.type('json').status(204).end()
 266 }
 267
 268 async function removeVideoPlaylist (req: express.Request, res: express.Response) {
 269   const videoPlaylistInstance = res.locals.videoPlaylist
 270
 271   await sequelizeTypescript.transaction(async t => {
 272     await videoPlaylistInstance.destroy({ transaction: t })
 273
 274     await sendDeleteVideoPlaylist(videoPlaylistInstance, t)
 275
 276     logger.info('Video playlist %s deleted.', videoPlaylistInstance.uuid)
 277   })
 278
 279   return res.type('json').status(204).end()
 280 }
 281
 282 async function addVideoInPlaylist (req: express.Request, res: express.Response) {
 283   const body: VideoPlaylistElementCreate = req.body
 284   const videoPlaylist = res.locals.videoPlaylist
 285   const video = res.locals.video
 286
 287   const playlistElement: VideoPlaylistElementModel = await sequelizeTypescript.transaction(async t => {
 288     const position = await VideoPlaylistElementModel.getNextPositionOf(videoPlaylist.id, t)
 289
 290     const playlistElement = await VideoPlaylistElementModel.create({
 291       url: getVideoPlaylistElementActivityPubUrl(videoPlaylist, video),
 292       position,
 293       startTimestamp: body.startTimestamp || null,
 294       stopTimestamp: body.stopTimestamp || null,
 295       videoPlaylistId: videoPlaylist.id,
 296       videoId: video.id
 297     }, { transaction: t })
 298
 299     videoPlaylist.changed('updatedAt', true)
 300     await videoPlaylist.save({ transaction: t })
 301
 302     await sendUpdateVideoPlaylist(videoPlaylist, t)
 303
 304     return playlistElement
 305   })
 306
 307   // If the user did not set a thumbnail, automatically take the video thumbnail
 308   if (playlistElement.position === 1) {
 309     const playlistThumbnailPath = join(CONFIG.STORAGE.THUMBNAILS_DIR, videoPlaylist.getThumbnailName())
 310
 311     if (await pathExists(playlistThumbnailPath) === false) {
 312       logger.info('Generating default thumbnail to playlist %s.', videoPlaylist.url)
 313
 314       const videoThumbnailPath = join(CONFIG.STORAGE.THUMBNAILS_DIR, video.getThumbnailName())
 315       await copy(videoThumbnailPath, playlistThumbnailPath)
 316     }
 317   }
 318
 319   logger.info('Video added in playlist %s at position %d.', videoPlaylist.uuid, playlistElement.position)
 320
 321   return res.json({
 322     videoPlaylistElement: {
 323       id: playlistElement.id
 324     }
 325   }).end()
 326 }
 327
 328 async function updateVideoPlaylistElement (req: express.Request, res: express.Response) {
 329   const body: VideoPlaylistElementUpdate = req.body
 330   const videoPlaylist = res.locals.videoPlaylist
 331   const videoPlaylistElement = res.locals.videoPlaylistElement
 332
 333   const playlistElement: VideoPlaylistElementModel = await sequelizeTypescript.transaction(async t => {
 334     if (body.startTimestamp !== undefined) videoPlaylistElement.startTimestamp = body.startTimestamp
 335     if (body.stopTimestamp !== undefined) videoPlaylistElement.stopTimestamp = body.stopTimestamp
 336
 337     const element = await videoPlaylistElement.save({ transaction: t })
 338
 339     videoPlaylist.changed('updatedAt', true)
 340     await videoPlaylist.save({ transaction: t })
 341
 342     await sendUpdateVideoPlaylist(videoPlaylist, t)
 343
 344     return element
 345   })
 346
 347   logger.info('Element of position %d of playlist %s updated.', playlistElement.position, videoPlaylist.uuid)
 348
 349   return res.type('json').status(204).end()
 350 }
 351
 352 async function removeVideoFromPlaylist (req: express.Request, res: express.Response) {
 353   const videoPlaylistElement = res.locals.videoPlaylistElement
 354   const videoPlaylist = res.locals.videoPlaylist
 355   const positionToDelete = videoPlaylistElement.position
 356
 357   await sequelizeTypescript.transaction(async t => {
 358     await videoPlaylistElement.destroy({ transaction: t })
 359
 360     // Decrease position of the next elements
 361     await VideoPlaylistElementModel.increasePositionOf(videoPlaylist.id, positionToDelete, null, -1, t)
 362
 363     videoPlaylist.changed('updatedAt', true)
 364     await videoPlaylist.save({ transaction: t })
 365
 366     await sendUpdateVideoPlaylist(videoPlaylist, t)
 367
 368     logger.info('Video playlist element %d of playlist %s deleted.', videoPlaylistElement.position, videoPlaylist.uuid)
 369   })
 370
 371   return res.type('json').status(204).end()
 372 }
 373
 374 async function reorderVideosPlaylist (req: express.Request, res: express.Response) {
 375   const videoPlaylist = res.locals.videoPlaylist
 376   const body: VideoPlaylistReorder = req.body
 377
 378   const start: number = body.startPosition
 379   const insertAfter: number = body.insertAfterPosition
 380   const reorderLength: number = body.reorderLength || 1
 381
 382   if (start === insertAfter) {
 383     return res.status(204).end()
 384   }
 385
 386   // Example: if we reorder position 2 and insert after position 5 (so at position 6): # 1 2 3 4 5 6 7 8 9
 387   //  * increase position when position > 5 # 1 2 3 4 5 7 8 9 10
 388   //  * update position 2 -> position 6 # 1 3 4 5 6 7 8 9 10
 389   //  * decrease position when position position > 2 # 1 2 3 4 5 6 7 8 9
 390   await sequelizeTypescript.transaction(async t => {
 391     const newPosition = insertAfter + 1
 392
 393     // Add space after the position when we want to insert our reordered elements (increase)
 394     await VideoPlaylistElementModel.increasePositionOf(videoPlaylist.id, newPosition, null, reorderLength, t)
 395
 396     let oldPosition = start
 397
 398     // We incremented the position of the elements we want to reorder
 399     if (start >= newPosition) oldPosition += reorderLength
 400
 401     const endOldPosition = oldPosition + reorderLength - 1
 402     // Insert our reordered elements in their place (update)
 403     await VideoPlaylistElementModel.reassignPositionOf(videoPlaylist.id, oldPosition, endOldPosition, newPosition, t)
 404
 405     // Decrease positions of elements after the old position of our ordered elements (decrease)
 406     await VideoPlaylistElementModel.increasePositionOf(videoPlaylist.id, oldPosition, null, -reorderLength, t)
 407
 408     videoPlaylist.changed('updatedAt', true)
 409     await videoPlaylist.save({ transaction: t })
 410
 411     await sendUpdateVideoPlaylist(videoPlaylist, t)
 412   })
 413
 414   logger.info(
 415     'Reordered playlist %s (inserted after %d elements %d - %d).',
 416     videoPlaylist.uuid, insertAfter, start, start + reorderLength - 1
 417   )
 418
 419   return res.type('json').status(204).end()
 420 }
 421
 422 async function getVideoPlaylistVideos (req: express.Request, res: express.Response) {
 423   const videoPlaylistInstance = res.locals.videoPlaylist
 424   const followerActorId = isUserAbleToSearchRemoteURI(res) ? null : undefined
 425
 426   const resultList = await VideoModel.listForApi({
 427     followerActorId,
 428     start: req.query.start,
 429     count: req.query.count,
 430     sort: 'VideoPlaylistElements.position',
 431     includeLocalVideos: true,
 432     categoryOneOf: req.query.categoryOneOf,
 433     licenceOneOf: req.query.licenceOneOf,
 434     languageOneOf: req.query.languageOneOf,
 435     tagsOneOf: req.query.tagsOneOf,
 436     tagsAllOf: req.query.tagsAllOf,
 437     filter: req.query.filter,
 438     nsfw: buildNSFWFilter(res, req.query.nsfw),
 439     withFiles: false,
 440     videoPlaylistId: videoPlaylistInstance.id,
 441     user: res.locals.oauth ? res.locals.oauth.token.User : undefined
 442   })
 443
 444   const additionalAttributes = { playlistInfo: true }
 445   return res.json(getFormattedObjects(resultList.data, resultList.total, { additionalAttributes }))
 446 }