server/controllers/api/videos/index.ts

   1 import * as express from 'express'
   2 import { extname, join } from 'path'
   3 import { VideoCreate, VideoPrivacy, VideoUpdate } from '../../../../shared'
   4 import { renamePromise } from '../../../helpers/core-utils'
   5 import { retryTransactionWrapper } from '../../../helpers/database-utils'
   6 import { getVideoFileResolution } from '../../../helpers/ffmpeg-utils'
   7 import { processImage } from '../../../helpers/image-utils'
   8 import { logger } from '../../../helpers/logger'
   9 import { getFormattedObjects, getServerActor, resetSequelizeInstance } from '../../../helpers/utils'
  10 import {
  11   CONFIG,
  12   IMAGE_MIMETYPE_EXT,
  13   PREVIEWS_SIZE,
  14   sequelizeTypescript,
  15   THUMBNAILS_SIZE,
  16   VIDEO_CATEGORIES,
  17   VIDEO_LANGUAGES,
  18   VIDEO_LICENCES,
  19   VIDEO_MIMETYPE_EXT,
  20   VIDEO_PRIVACIES
  21 } from '../../../initializers'
  22 import {
  23   changeVideoChannelShare,
  24   fetchRemoteVideoDescription,
  25   getVideoActivityPubUrl,
  26   shareVideoByServerAndChannel
  27 } from '../../../lib/activitypub'
  28 import { sendCreateVideo, sendCreateView, sendUpdateVideo } from '../../../lib/activitypub/send'
  29 import { JobQueue } from '../../../lib/job-queue'
  30 import { Redis } from '../../../lib/redis'
  31 import {
  32   asyncMiddleware,
  33   authenticate,
  34   optionalAuthenticate,
  35   paginationValidator,
  36   setDefaultPagination,
  37   setDefaultSort,
  38   videosAddValidator,
  39   videosGetValidator,
  40   videosRemoveValidator,
  41   videosSearchValidator,
  42   videosSortValidator,
  43   videosUpdateValidator
  44 } from '../../../middlewares'
  45 import { TagModel } from '../../../models/video/tag'
  46 import { VideoModel } from '../../../models/video/video'
  47 import { VideoFileModel } from '../../../models/video/video-file'
  48 import { abuseVideoRouter } from './abuse'
  49 import { blacklistRouter } from './blacklist'
  50 import { videoCommentRouter } from './comment'
  51 import { rateVideoRouter } from './rate'
  52 import { VideoFilter } from '../../../../shared/models/videos/video-query.type'
  53 import { VideoSortField } from '../../../../client/src/app/shared/video/sort-field.type'
  54 import { isNSFWHidden, createReqFiles } from '../../../helpers/express-utils'
  55
  56 const videosRouter = express.Router()
  57
  58 const reqVideoFileAdd = createReqFiles(
  59   [ 'videofile', 'thumbnailfile', 'previewfile' ],
  60   Object.assign({}, VIDEO_MIMETYPE_EXT, IMAGE_MIMETYPE_EXT),
  61   {
  62     videofile: CONFIG.STORAGE.VIDEOS_DIR,
  63     thumbnailfile: CONFIG.STORAGE.THUMBNAILS_DIR,
  64     previewfile: CONFIG.STORAGE.PREVIEWS_DIR
  65   }
  66 )
  67 const reqVideoFileUpdate = createReqFiles(
  68   [ 'thumbnailfile', 'previewfile' ],
  69   IMAGE_MIMETYPE_EXT,
  70   {
  71     thumbnailfile: CONFIG.STORAGE.THUMBNAILS_DIR,
  72     previewfile: CONFIG.STORAGE.PREVIEWS_DIR
  73   }
  74 )
  75
  76 videosRouter.use('/', abuseVideoRouter)
  77 videosRouter.use('/', blacklistRouter)
  78 videosRouter.use('/', rateVideoRouter)
  79 videosRouter.use('/', videoCommentRouter)
  80
  81 videosRouter.get('/categories', listVideoCategories)
  82 videosRouter.get('/licences', listVideoLicences)
  83 videosRouter.get('/languages', listVideoLanguages)
  84 videosRouter.get('/privacies', listVideoPrivacies)
  85
  86 videosRouter.get('/',
  87   paginationValidator,
  88   videosSortValidator,
  89   setDefaultSort,
  90   setDefaultPagination,
  91   optionalAuthenticate,
  92   asyncMiddleware(listVideos)
  93 )
  94 videosRouter.get('/search',
  95   videosSearchValidator,
  96   paginationValidator,
  97   videosSortValidator,
  98   setDefaultSort,
  99   setDefaultPagination,
 100   optionalAuthenticate,
 101   asyncMiddleware(searchVideos)
 102 )
 103 videosRouter.put('/:id',
 104   authenticate,
 105   reqVideoFileUpdate,
 106   asyncMiddleware(videosUpdateValidator),
 107   asyncMiddleware(updateVideoRetryWrapper)
 108 )
 109 videosRouter.post('/upload',
 110   authenticate,
 111   reqVideoFileAdd,
 112   asyncMiddleware(videosAddValidator),
 113   asyncMiddleware(addVideoRetryWrapper)
 114 )
 115
 116 videosRouter.get('/:id/description',
 117   asyncMiddleware(videosGetValidator),
 118   asyncMiddleware(getVideoDescription)
 119 )
 120 videosRouter.get('/:id',
 121   asyncMiddleware(videosGetValidator),
 122   getVideo
 123 )
 124 videosRouter.post('/:id/views',
 125   asyncMiddleware(videosGetValidator),
 126   asyncMiddleware(viewVideo)
 127 )
 128
 129 videosRouter.delete('/:id',
 130   authenticate,
 131   asyncMiddleware(videosRemoveValidator),
 132   asyncMiddleware(removeVideoRetryWrapper)
 133 )
 134
 135 // ---------------------------------------------------------------------------
 136
 137 export {
 138   videosRouter
 139 }
 140
 141 // ---------------------------------------------------------------------------
 142
 143 function listVideoCategories (req: express.Request, res: express.Response) {
 144   res.json(VIDEO_CATEGORIES)
 145 }
 146
 147 function listVideoLicences (req: express.Request, res: express.Response) {
 148   res.json(VIDEO_LICENCES)
 149 }
 150
 151 function listVideoLanguages (req: express.Request, res: express.Response) {
 152   res.json(VIDEO_LANGUAGES)
 153 }
 154
 155 function listVideoPrivacies (req: express.Request, res: express.Response) {
 156   res.json(VIDEO_PRIVACIES)
 157 }
 158
 159 // Wrapper to video add that retry the function if there is a database error
 160 // We need this because we run the transaction in SERIALIZABLE isolation that can fail
 161 async function addVideoRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
 162   const options = {
 163     arguments: [ req, res, req.files['videofile'][0] ],
 164     errorMessage: 'Cannot insert the video with many retries.'
 165   }
 166
 167   const video = await retryTransactionWrapper(addVideo, options)
 168
 169   res.json({
 170     video: {
 171       id: video.id,
 172       uuid: video.uuid
 173     }
 174   }).end()
 175 }
 176
 177 async function addVideo (req: express.Request, res: express.Response, videoPhysicalFile: Express.Multer.File) {
 178   const videoInfo: VideoCreate = req.body
 179
 180   // Prepare data so we don't block the transaction
 181   const videoData = {
 182     name: videoInfo.name,
 183     remote: false,
 184     extname: extname(videoPhysicalFile.filename),
 185     category: videoInfo.category,
 186     licence: videoInfo.licence,
 187     language: videoInfo.language,
 188     commentsEnabled: videoInfo.commentsEnabled,
 189     nsfw: videoInfo.nsfw,
 190     description: videoInfo.description,
 191     support: videoInfo.support,
 192     privacy: videoInfo.privacy,
 193     duration: videoPhysicalFile['duration'], // duration was added by a previous middleware
 194     channelId: res.locals.videoChannel.id
 195   }
 196   const video = new VideoModel(videoData)
 197   video.url = getVideoActivityPubUrl(video)
 198
 199   const { videoFileResolution } = await getVideoFileResolution(videoPhysicalFile.path)
 200
 201   const videoFileData = {
 202     extname: extname(videoPhysicalFile.filename),
 203     resolution: videoFileResolution,
 204     size: videoPhysicalFile.size
 205   }
 206   const videoFile = new VideoFileModel(videoFileData)
 207   const videoDir = CONFIG.STORAGE.VIDEOS_DIR
 208   const destination = join(videoDir, video.getVideoFilename(videoFile))
 209
 210   await renamePromise(videoPhysicalFile.path, destination)
 211   // This is important in case if there is another attempt in the retry process
 212   videoPhysicalFile.filename = video.getVideoFilename(videoFile)
 213   videoPhysicalFile.path = destination
 214
 215   // Process thumbnail or create it from the video
 216   const thumbnailField = req.files['thumbnailfile']
 217   if (thumbnailField) {
 218     const thumbnailPhysicalFile = thumbnailField[0]
 219     await processImage(thumbnailPhysicalFile, join(CONFIG.STORAGE.THUMBNAILS_DIR, video.getThumbnailName()), THUMBNAILS_SIZE)
 220   } else {
 221     await video.createThumbnail(videoFile)
 222   }
 223
 224   // Process preview or create it from the video
 225   const previewField = req.files['previewfile']
 226   if (previewField) {
 227     const previewPhysicalFile = previewField[0]
 228     await processImage(previewPhysicalFile, join(CONFIG.STORAGE.PREVIEWS_DIR, video.getPreviewName()), PREVIEWS_SIZE)
 229   } else {
 230     await video.createPreview(videoFile)
 231   }
 232
 233   await video.createTorrentAndSetInfoHash(videoFile)
 234
 235   const videoCreated = await sequelizeTypescript.transaction(async t => {
 236     const sequelizeOptions = { transaction: t }
 237
 238     const videoCreated = await video.save(sequelizeOptions)
 239     // Do not forget to add video channel information to the created video
 240     videoCreated.VideoChannel = res.locals.videoChannel
 241
 242     videoFile.videoId = video.id
 243     await videoFile.save(sequelizeOptions)
 244
 245     video.VideoFiles = [ videoFile ]
 246
 247     if (videoInfo.tags) {
 248       const tagInstances = await TagModel.findOrCreateTags(videoInfo.tags, t)
 249
 250       await video.$set('Tags', tagInstances, sequelizeOptions)
 251       video.Tags = tagInstances
 252     }
 253
 254     // Let transcoding job send the video to friends because the video file extension might change
 255     if (CONFIG.TRANSCODING.ENABLED === true) return videoCreated
 256     // Don't send video to remote servers, it is private
 257     if (video.privacy === VideoPrivacy.PRIVATE) return videoCreated
 258
 259     await sendCreateVideo(video, t)
 260     await shareVideoByServerAndChannel(video, t)
 261
 262     logger.info('Video with name %s and uuid %s created.', videoInfo.name, videoCreated.uuid)
 263
 264     return videoCreated
 265   })
 266
 267   if (CONFIG.TRANSCODING.ENABLED === true) {
 268     // Put uuid because we don't have id auto incremented for now
 269     const dataInput = {
 270       videoUUID: videoCreated.uuid
 271     }
 272
 273     await JobQueue.Instance.createJob({ type: 'video-file', payload: dataInput })
 274   }
 275
 276   return videoCreated
 277 }
 278
 279 async function updateVideoRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
 280   const options = {
 281     arguments: [ req, res ],
 282     errorMessage: 'Cannot update the video with many retries.'
 283   }
 284
 285   await retryTransactionWrapper(updateVideo, options)
 286
 287   return res.type('json').status(204).end()
 288 }
 289
 290 async function updateVideo (req: express.Request, res: express.Response) {
 291   const videoInstance: VideoModel = res.locals.video
 292   const videoFieldsSave = videoInstance.toJSON()
 293   const videoInfoToUpdate: VideoUpdate = req.body
 294   const wasPrivateVideo = videoInstance.privacy === VideoPrivacy.PRIVATE
 295
 296   // Process thumbnail or create it from the video
 297   if (req.files && req.files['thumbnailfile']) {
 298     const thumbnailPhysicalFile = req.files['thumbnailfile'][0]
 299     await processImage(thumbnailPhysicalFile, join(CONFIG.STORAGE.THUMBNAILS_DIR, videoInstance.getThumbnailName()), THUMBNAILS_SIZE)
 300   }
 301
 302   // Process preview or create it from the video
 303   if (req.files && req.files['previewfile']) {
 304     const previewPhysicalFile = req.files['previewfile'][0]
 305     await processImage(previewPhysicalFile, join(CONFIG.STORAGE.PREVIEWS_DIR, videoInstance.getPreviewName()), PREVIEWS_SIZE)
 306   }
 307
 308   try {
 309     await sequelizeTypescript.transaction(async t => {
 310       const sequelizeOptions = {
 311         transaction: t
 312       }
 313       const oldVideoChannel = videoInstance.VideoChannel
 314
 315       if (videoInfoToUpdate.name !== undefined) videoInstance.set('name', videoInfoToUpdate.name)
 316       if (videoInfoToUpdate.category !== undefined) videoInstance.set('category', videoInfoToUpdate.category)
 317       if (videoInfoToUpdate.licence !== undefined) videoInstance.set('licence', videoInfoToUpdate.licence)
 318       if (videoInfoToUpdate.language !== undefined) videoInstance.set('language', videoInfoToUpdate.language)
 319       if (videoInfoToUpdate.nsfw !== undefined) videoInstance.set('nsfw', videoInfoToUpdate.nsfw)
 320       if (videoInfoToUpdate.support !== undefined) videoInstance.set('support', videoInfoToUpdate.support)
 321       if (videoInfoToUpdate.description !== undefined) videoInstance.set('description', videoInfoToUpdate.description)
 322       if (videoInfoToUpdate.commentsEnabled !== undefined) videoInstance.set('commentsEnabled', videoInfoToUpdate.commentsEnabled)
 323       if (videoInfoToUpdate.privacy !== undefined) {
 324         const newPrivacy = parseInt(videoInfoToUpdate.privacy.toString(), 10)
 325         videoInstance.set('privacy', newPrivacy)
 326
 327         if (wasPrivateVideo === true && newPrivacy !== VideoPrivacy.PRIVATE) {
 328           videoInstance.set('publishedAt', new Date())
 329         }
 330       }
 331
 332       const videoInstanceUpdated = await videoInstance.save(sequelizeOptions)
 333
 334       // Video tags update?
 335       if (videoInfoToUpdate.tags) {
 336         const tagInstances = await TagModel.findOrCreateTags(videoInfoToUpdate.tags, t)
 337
 338         await videoInstanceUpdated.$set('Tags', tagInstances, sequelizeOptions)
 339         videoInstanceUpdated.Tags = tagInstances
 340       }
 341
 342       // Video channel update?
 343       if (res.locals.videoChannel && videoInstanceUpdated.channelId !== res.locals.videoChannel.id) {
 344         await videoInstanceUpdated.$set('VideoChannel', res.locals.videoChannel)
 345         videoInstance.VideoChannel = res.locals.videoChannel
 346
 347         if (wasPrivateVideo === false) await changeVideoChannelShare(videoInstanceUpdated, oldVideoChannel, t)
 348       }
 349
 350       // Now we'll update the video's meta data to our friends
 351       if (wasPrivateVideo === false) await sendUpdateVideo(videoInstanceUpdated, t)
 352
 353       // Video is not private anymore, send a create action to remote servers
 354       if (wasPrivateVideo === true && videoInstanceUpdated.privacy !== VideoPrivacy.PRIVATE) {
 355         await sendCreateVideo(videoInstanceUpdated, t)
 356         await shareVideoByServerAndChannel(videoInstanceUpdated, t)
 357       }
 358     })
 359
 360     logger.info('Video with name %s and uuid %s updated.', videoInstance.name, videoInstance.uuid)
 361   } catch (err) {
 362     // Force fields we want to update
 363     // If the transaction is retried, sequelize will think the object has not changed
 364     // So it will skip the SQL request, even if the last one was ROLLBACKed!
 365     resetSequelizeInstance(videoInstance, videoFieldsSave)
 366
 367     throw err
 368   }
 369 }
 370
 371 function getVideo (req: express.Request, res: express.Response) {
 372   const videoInstance = res.locals.video
 373
 374   return res.json(videoInstance.toFormattedDetailsJSON())
 375 }
 376
 377 async function viewVideo (req: express.Request, res: express.Response) {
 378   const videoInstance = res.locals.video
 379
 380   const ip = req.ip
 381   const exists = await Redis.Instance.isViewExists(ip, videoInstance.uuid)
 382   if (exists) {
 383     logger.debug('View for ip %s and video %s already exists.', ip, videoInstance.uuid)
 384     return res.status(204).end()
 385   }
 386
 387   await videoInstance.increment('views')
 388   await Redis.Instance.setView(ip, videoInstance.uuid)
 389
 390   const serverAccount = await getServerActor()
 391
 392   await sendCreateView(serverAccount, videoInstance, undefined)
 393
 394   return res.status(204).end()
 395 }
 396
 397 async function getVideoDescription (req: express.Request, res: express.Response) {
 398   const videoInstance = res.locals.video
 399   let description = ''
 400
 401   if (videoInstance.isOwned()) {
 402     description = videoInstance.description
 403   } else {
 404     description = await fetchRemoteVideoDescription(videoInstance)
 405   }
 406
 407   return res.json({ description })
 408 }
 409
 410 async function listVideos (req: express.Request, res: express.Response, next: express.NextFunction) {
 411   const resultList = await VideoModel.listForApi({
 412     start: req.query.start,
 413     count: req.query.count,
 414     sort: req.query.sort,
 415     hideNSFW: isNSFWHidden(res),
 416     filter: req.query.filter as VideoFilter,
 417     withFiles: false
 418   })
 419
 420   return res.json(getFormattedObjects(resultList.data, resultList.total))
 421 }
 422
 423 async function removeVideoRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
 424   const options = {
 425     arguments: [ req, res ],
 426     errorMessage: 'Cannot remove the video with many retries.'
 427   }
 428
 429   await retryTransactionWrapper(removeVideo, options)
 430
 431   return res.type('json').status(204).end()
 432 }
 433
 434 async function removeVideo (req: express.Request, res: express.Response) {
 435   const videoInstance: VideoModel = res.locals.video
 436
 437   await sequelizeTypescript.transaction(async t => {
 438     await videoInstance.destroy({ transaction: t })
 439   })
 440
 441   logger.info('Video with name %s and uuid %s deleted.', videoInstance.name, videoInstance.uuid)
 442 }
 443
 444 async function searchVideos (req: express.Request, res: express.Response, next: express.NextFunction) {
 445   const resultList = await VideoModel.searchAndPopulateAccountAndServer(
 446     req.query.search as string,
 447     req.query.start as number,
 448     req.query.count as number,
 449     req.query.sort as VideoSortField,
 450     isNSFWHidden(res)
 451   )
 452
 453   return res.json(getFormattedObjects(resultList.data, resultList.total))
 454 }