aboutsummaryrefslogblamecommitdiffhomepage
path: root/server/lib/files-cache/videos-preview-cache.ts
blob: 14be7f24a57f75e1cfa63deb6548519e31806b4e (plain) (tree)
1
2
3
4
5
6
7
8
                           
                                                                        
                                                     
                                                                                 
                                                  
                                                           
 
                                                                        


                                             


                          




                                                        
                                             
                                                                

                                
                                                                                                                       
 
                                         

   
                                                
                                                                              
                                
 
                                                                                      
 


                                                                                      
 
                                                                       
 
                                             





                    
import { join } from 'path'
import { FILES_CACHE, STATIC_PATHS } from '../../initializers/constants'
import { VideoModel } from '../../models/video/video'
import { AbstractVideoStaticFileCache } from './abstract-video-static-file-cache'
import { CONFIG } from '../../initializers/config'
import { fetchRemoteVideoStaticFile } from '../activitypub'

class VideosPreviewCache extends AbstractVideoStaticFileCache <string> {

  private static instance: VideosPreviewCache

  private constructor () {
    super()
  }

  static get Instance () {
    return this.instance || (this.instance = new this())
  }

  async getFilePathImpl (videoUUID: string) {
    const video = await VideoModel.loadByUUIDWithFile(videoUUID)
    if (!video) return undefined

    if (video.isOwned()) return { isOwned: true, path: join(CONFIG.STORAGE.PREVIEWS_DIR, video.getPreview().filename) }

    return this.loadRemoteFile(videoUUID)
  }

  protected async loadRemoteFile (key: string) {
    const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(key)
    if (!video) return undefined

    if (video.isOwned()) throw new Error('Cannot load remote preview of owned video.')

    // FIXME: use URL
    const remoteStaticPath = join(STATIC_PATHS.PREVIEWS, video.getPreview().filename)
    const destPath = join(FILES_CACHE.PREVIEWS.DIRECTORY, video.getPreview().filename)

    await fetchRemoteVideoStaticFile(video, remoteStaticPath, destPath)

    return { isOwned: false, path: destPath }
  }
}

export {
  VideosPreviewCache
}