1 files changed, 295 insertions, 0 deletions

diff --git a/server/models/video/video-format-utils.ts b/server/models/video/video-format-utils.ts
new file mode 100644
index 000000000..fae38507b
--- /dev/null
+++ b/server/models/video/video-format-utils.ts
@@ -0,0 +1,295 @@
+import { Video, VideoDetails, VideoFile } from '../../../shared/models/videos'
+import { VideoModel } from './video'
+import { VideoFileModel } from './video-file'
+import { ActivityUrlObject, VideoTorrentObject } from '../../../shared/models/activitypub/objects'
+import { CONFIG, THUMBNAILS_SIZE, VIDEO_EXT_MIMETYPE } from '../../initializers'
+import { VideoCaptionModel } from './video-caption'
+import {
+  getVideoCommentsActivityPubUrl,
+  getVideoDislikesActivityPubUrl,
+  getVideoLikesActivityPubUrl,
+  getVideoSharesActivityPubUrl
+} from '../../lib/activitypub'
+
+export type VideoFormattingJSONOptions = {
+  additionalAttributes: {
+    state?: boolean,
+    waitTranscoding?: boolean,
+    scheduledUpdate?: boolean,
+    blacklistInfo?: boolean
+  }
+}
+function videoModelToFormattedJSON (video: VideoModel, options?: VideoFormattingJSONOptions): Video {
+  const formattedAccount = video.VideoChannel.Account.toFormattedJSON()
+  const formattedVideoChannel = video.VideoChannel.toFormattedJSON()
+
+  const videoObject: Video = {
+    id: video.id,
+    uuid: video.uuid,
+    name: video.name,
+    category: {
+      id: video.category,
+      label: VideoModel.getCategoryLabel(video.category)
+    },
+    licence: {
+      id: video.licence,
+      label: VideoModel.getLicenceLabel(video.licence)
+    },
+    language: {
+      id: video.language,
+      label: VideoModel.getLanguageLabel(video.language)
+    },
+    privacy: {
+      id: video.privacy,
+      label: VideoModel.getPrivacyLabel(video.privacy)
+    },
+    nsfw: video.nsfw,
+    description: video.getTruncatedDescription(),
+    isLocal: video.isOwned(),
+    duration: video.duration,
+    views: video.views,
+    likes: video.likes,
+    dislikes: video.dislikes,
+    thumbnailPath: video.getThumbnailStaticPath(),
+    previewPath: video.getPreviewStaticPath(),
+    embedPath: video.getEmbedStaticPath(),
+    createdAt: video.createdAt,
+    updatedAt: video.updatedAt,
+    publishedAt: video.publishedAt,
+    account: {
+      id: formattedAccount.id,
+      uuid: formattedAccount.uuid,
+      name: formattedAccount.name,
+      displayName: formattedAccount.displayName,
+      url: formattedAccount.url,
+      host: formattedAccount.host,
+      avatar: formattedAccount.avatar
+    },
+    channel: {
+      id: formattedVideoChannel.id,
+      uuid: formattedVideoChannel.uuid,
+      name: formattedVideoChannel.name,
+      displayName: formattedVideoChannel.displayName,
+      url: formattedVideoChannel.url,
+      host: formattedVideoChannel.host,
+      avatar: formattedVideoChannel.avatar
+    }
+  }
+
+  if (options) {
+    if (options.additionalAttributes.state === true) {
+      videoObject.state = {
+        id: video.state,
+        label: VideoModel.getStateLabel(video.state)
+      }
+    }
+
+    if (options.additionalAttributes.waitTranscoding === true) {
+      videoObject.waitTranscoding = video.waitTranscoding
+    }
+
+    if (options.additionalAttributes.scheduledUpdate === true && video.ScheduleVideoUpdate) {
+      videoObject.scheduledUpdate = {
+        updateAt: video.ScheduleVideoUpdate.updateAt,
+        privacy: video.ScheduleVideoUpdate.privacy || undefined
+      }
+    }
+
+    if (options.additionalAttributes.blacklistInfo === true) {
+      videoObject.blacklisted = !!video.VideoBlacklist
+      videoObject.blacklistedReason = video.VideoBlacklist ? video.VideoBlacklist.reason : null
+    }
+  }
+
+  return videoObject
+}
+
+function videoModelToFormattedDetailsJSON (video: VideoModel): VideoDetails {
+  const formattedJson = video.toFormattedJSON({
+    additionalAttributes: {
+      scheduledUpdate: true,
+      blacklistInfo: true
+    }
+  })
+
+  const detailsJson = {
+    support: video.support,
+    descriptionPath: video.getDescriptionPath(),
+    channel: video.VideoChannel.toFormattedJSON(),
+    account: video.VideoChannel.Account.toFormattedJSON(),
+    tags: video.Tags.map(t => t.name),
+    commentsEnabled: video.commentsEnabled,
+    waitTranscoding: video.waitTranscoding,
+    state: {
+      id: video.state,
+      label: VideoModel.getStateLabel(video.state)
+    },
+    files: []
+  }
+
+  // Format and sort video files
+  detailsJson.files = videoFilesModelToFormattedJSON(video, video.VideoFiles)
+
+  return Object.assign(formattedJson, detailsJson)
+}
+
+function videoFilesModelToFormattedJSON (video: VideoModel, videoFiles: VideoFileModel[]): VideoFile[] {
+  const { baseUrlHttp, baseUrlWs } = video.getBaseUrls()
+
+  return videoFiles
+    .map(videoFile => {
+      let resolutionLabel = videoFile.resolution + 'p'
+
+      return {
+        resolution: {
+          id: videoFile.resolution,
+          label: resolutionLabel
+        },
+        magnetUri: video.generateMagnetUri(videoFile, baseUrlHttp, baseUrlWs),
+        size: videoFile.size,
+        fps: videoFile.fps,
+        torrentUrl: video.getTorrentUrl(videoFile, baseUrlHttp),
+        torrentDownloadUrl: video.getTorrentDownloadUrl(videoFile, baseUrlHttp),
+        fileUrl: video.getVideoFileUrl(videoFile, baseUrlHttp),
+        fileDownloadUrl: video.getVideoFileDownloadUrl(videoFile, baseUrlHttp)
+      } as VideoFile
+    })
+    .sort((a, b) => {
+      if (a.resolution.id < b.resolution.id) return 1
+      if (a.resolution.id === b.resolution.id) return 0
+      return -1
+    })
+}
+
+function videoModelToActivityPubObject (video: VideoModel): VideoTorrentObject {
+  const { baseUrlHttp, baseUrlWs } = video.getBaseUrls()
+  if (!video.Tags) video.Tags = []
+
+  const tag = video.Tags.map(t => ({
+    type: 'Hashtag' as 'Hashtag',
+    name: t.name
+  }))
+
+  let language
+  if (video.language) {
+    language = {
+      identifier: video.language,
+      name: VideoModel.getLanguageLabel(video.language)
+    }
+  }
+
+  let category
+  if (video.category) {
+    category = {
+      identifier: video.category + '',
+      name: VideoModel.getCategoryLabel(video.category)
+    }
+  }
+
+  let licence
+  if (video.licence) {
+    licence = {
+      identifier: video.licence + '',
+      name: VideoModel.getLicenceLabel(video.licence)
+    }
+  }
+
+  const url: ActivityUrlObject[] = []
+  for (const file of video.VideoFiles) {
+    url.push({
+      type: 'Link',
+      mimeType: VIDEO_EXT_MIMETYPE[ file.extname ] as any,
+      href: video.getVideoFileUrl(file, baseUrlHttp),
+      height: file.resolution,
+      size: file.size,
+      fps: file.fps
+    })
+
+    url.push({
+      type: 'Link',
+      mimeType: 'application/x-bittorrent' as 'application/x-bittorrent',
+      href: video.getTorrentUrl(file, baseUrlHttp),
+      height: file.resolution
+    })
+
+    url.push({
+      type: 'Link',
+      mimeType: 'application/x-bittorrent;x-scheme-handler/magnet' as 'application/x-bittorrent;x-scheme-handler/magnet',
+      href: video.generateMagnetUri(file, baseUrlHttp, baseUrlWs),
+      height: file.resolution
+    })
+  }
+
+  // Add video url too
+  url.push({
+    type: 'Link',
+    mimeType: 'text/html',
+    href: CONFIG.WEBSERVER.URL + '/videos/watch/' + video.uuid
+  })
+
+  const subtitleLanguage = []
+  for (const caption of video.VideoCaptions) {
+    subtitleLanguage.push({
+      identifier: caption.language,
+      name: VideoCaptionModel.getLanguageLabel(caption.language)
+    })
+  }
+
+  return {
+    type: 'Video' as 'Video',
+    id: video.url,
+    name: video.name,
+    duration: getActivityStreamDuration(video.duration),
+    uuid: video.uuid,
+    tag,
+    category,
+    licence,
+    language,
+    views: video.views,
+    sensitive: video.nsfw,
+    waitTranscoding: video.waitTranscoding,
+    state: video.state,
+    commentsEnabled: video.commentsEnabled,
+    published: video.publishedAt.toISOString(),
+    updated: video.updatedAt.toISOString(),
+    mediaType: 'text/markdown',
+    content: video.getTruncatedDescription(),
+    support: video.support,
+    subtitleLanguage,
+    icon: {
+      type: 'Image',
+      url: video.getThumbnailUrl(baseUrlHttp),
+      mediaType: 'image/jpeg',
+      width: THUMBNAILS_SIZE.width,
+      height: THUMBNAILS_SIZE.height
+    },
+    url,
+    likes: getVideoLikesActivityPubUrl(video),
+    dislikes: getVideoDislikesActivityPubUrl(video),
+    shares: getVideoSharesActivityPubUrl(video),
+    comments: getVideoCommentsActivityPubUrl(video),
+    attributedTo: [
+      {
+        type: 'Person',
+        id: video.VideoChannel.Account.Actor.url
+      },
+      {
+        type: 'Group',
+        id: video.VideoChannel.Actor.url
+      }
+    ]
+  }
+}
+
+function getActivityStreamDuration (duration: number) {
+  // https://www.w3.org/TR/activitystreams-vocabulary/#dfn-duration
+  return 'PT' + duration + 'S'
+}
+
+export {
+  videoModelToFormattedJSON,
+  videoModelToFormattedDetailsJSON,
+  videoFilesModelToFormattedJSON,
+  videoModelToActivityPubObject,
+  getActivityStreamDuration
+}