]> git.immae.eu Git - github/Chocobozzz/PeerTube.git/blobdiff - server/models/video/video-channel.ts
add channel and playlist stats to server stats endpoint (#3747)
[github/Chocobozzz/PeerTube.git] / server / models / video / video-channel.ts
index 1abc23eaa4547da8c08c1a8e2e775638ef56a2b5..b7ffbd3b136f5bde0f2f55be3aec2e99f2e4dcd2 100644 (file)
@@ -1,3 +1,4 @@
+import { FindOptions, Includeable, literal, Op, QueryTypes, ScopeOptions } from 'sequelize'
 import {
   AllowNull,
   BeforeDestroy,
@@ -9,7 +10,6 @@ import {
   DefaultScope,
   ForeignKey,
   HasMany,
-  IFindOptions,
   Is,
   Model,
   Scopes,
@@ -17,6 +17,7 @@ import {
   Table,
   UpdatedAt
 } from 'sequelize-typescript'
+import { MAccountActor } from '@server/types/models'
 import { ActivityPubActor } from '../../../shared/models/activitypub'
 import { VideoChannel, VideoChannelSummary } from '../../../shared/models/videos'
 import {
@@ -24,83 +25,59 @@ import {
   isVideoChannelNameValid,
   isVideoChannelSupportValid
 } from '../../helpers/custom-validators/video-channels'
+import { CONSTRAINTS_FIELDS, WEBSERVER } from '../../initializers/constants'
 import { sendDeleteActor } from '../../lib/activitypub/send'
-import { AccountModel, ScopeNames as AccountModelScopeNames } from '../account/account'
+import {
+  MChannelActor,
+  MChannelAP,
+  MChannelBannerAccountDefault,
+  MChannelFormattable,
+  MChannelSummaryFormattable
+} from '../../types/models/video'
+import { AccountModel, ScopeNames as AccountModelScopeNames, SummaryOptions as AccountSummaryOptions } from '../account/account'
+import { ActorImageModel } from '../account/actor-image'
 import { ActorModel, unusedActorAttributesForAPI } from '../activitypub/actor'
+import { ActorFollowModel } from '../activitypub/actor-follow'
+import { ServerModel } from '../server/server'
 import { buildServerIdsFollowedBy, buildTrigramSearchIndex, createSimilarityAttribute, getSort, throwIfNotValid } from '../utils'
 import { VideoModel } from './video'
-import { CONSTRAINTS_FIELDS, WEBSERVER } from '../../initializers'
-import { ServerModel } from '../server/server'
-import { DefineIndexesOptions } from 'sequelize'
-import { AvatarModel } from '../avatar/avatar'
 import { VideoPlaylistModel } from './video-playlist'
 
-// FIXME: Define indexes here because there is an issue with TS and Sequelize.literal when called directly in the annotation
-const indexes: DefineIndexesOptions[] = [
-  buildTrigramSearchIndex('video_channel_name_trigram', 'name'),
-
-  {
-    fields: [ 'accountId' ]
-  },
-  {
-    fields: [ 'actorId' ]
-  }
-]
-
 export enum ScopeNames {
-  AVAILABLE_FOR_LIST = 'AVAILABLE_FOR_LIST',
+  FOR_API = 'FOR_API',
+  SUMMARY = 'SUMMARY',
   WITH_ACCOUNT = 'WITH_ACCOUNT',
   WITH_ACTOR = 'WITH_ACTOR',
+  WITH_ACTOR_BANNER = 'WITH_ACTOR_BANNER',
   WITH_VIDEOS = 'WITH_VIDEOS',
-  SUMMARY = 'SUMMARY'
+  WITH_STATS = 'WITH_STATS'
 }
 
 type AvailableForListOptions = {
   actorId: number
+  search?: string
 }
 
-@DefaultScope({
+type AvailableWithStatsOptions = {
+  daysPrior: number
+}
+
+export type SummaryOptions = {
+  actorRequired?: boolean // Default: true
+  withAccount?: boolean // Default: false
+  withAccountBlockerIds?: number[]
+}
+
+@DefaultScope(() => ({
   include: [
     {
-      model: () => ActorModel,
+      model: ActorModel,
       required: true
     }
   ]
-})
-@Scopes({
-  [ScopeNames.SUMMARY]: (withAccount = false) => {
-    const base: IFindOptions<VideoChannelModel> = {
-      attributes: [ 'name', 'description', 'id', 'actorId' ],
-      include: [
-        {
-          attributes: [ 'uuid', 'preferredUsername', 'url', 'serverId', 'avatarId' ],
-          model: ActorModel.unscoped(),
-          required: true,
-          include: [
-            {
-              attributes: [ 'host' ],
-              model: ServerModel.unscoped(),
-              required: false
-            },
-            {
-              model: AvatarModel.unscoped(),
-              required: false
-            }
-          ]
-        }
-      ]
-    }
-
-    if (withAccount === true) {
-      base.include.push({
-        model: AccountModel.scope(AccountModelScopeNames.SUMMARY),
-        required: true
-      })
-    }
-
-    return base
-  },
-  [ScopeNames.AVAILABLE_FOR_LIST]: (options: AvailableForListOptions) => {
+}))
+@Scopes(() => ({
+  [ScopeNames.FOR_API]: (options: AvailableForListOptions) => {
     // Only list local channels OR channels that are on an instance followed by actorId
     const inQueryInstanceFollow = buildServerIdsFollowedBy(options.actorId)
 
@@ -112,17 +89,24 @@ type AvailableForListOptions = {
           },
           model: ActorModel,
           where: {
-            [Sequelize.Op.or]: [
+            [Op.or]: [
               {
                 serverId: null
               },
               {
                 serverId: {
-                  [ Sequelize.Op.in ]: Sequelize.literal(inQueryInstanceFollow)
+                  [Op.in]: Sequelize.literal(inQueryInstanceFollow)
                 }
               }
             ]
-          }
+          },
+          include: [
+            {
+              model: ActorImageModel,
+              as: 'Banner',
+              required: false
+            }
+          ]
         },
         {
           model: AccountModel,
@@ -140,30 +124,128 @@ type AvailableForListOptions = {
       ]
     }
   },
+  [ScopeNames.SUMMARY]: (options: SummaryOptions = {}) => {
+    const include: Includeable[] = [
+      {
+        attributes: [ 'id', 'preferredUsername', 'url', 'serverId', 'avatarId' ],
+        model: ActorModel.unscoped(),
+        required: options.actorRequired ?? true,
+        include: [
+          {
+            attributes: [ 'host' ],
+            model: ServerModel.unscoped(),
+            required: false
+          },
+          {
+            model: ActorImageModel.unscoped(),
+            as: 'Avatar',
+            required: false
+          }
+        ]
+      }
+    ]
+
+    const base: FindOptions = {
+      attributes: [ 'id', 'name', 'description', 'actorId' ]
+    }
+
+    if (options.withAccount === true) {
+      include.push({
+        model: AccountModel.scope({
+          method: [ AccountModelScopeNames.SUMMARY, { withAccountBlockerIds: options.withAccountBlockerIds } as AccountSummaryOptions ]
+        }),
+        required: true
+      })
+    }
+
+    base.include = include
+
+    return base
+  },
   [ScopeNames.WITH_ACCOUNT]: {
     include: [
       {
-        model: () => AccountModel,
+        model: AccountModel,
         required: true
       }
     ]
   },
-  [ScopeNames.WITH_VIDEOS]: {
+  [ScopeNames.WITH_ACTOR]: {
     include: [
-      () => VideoModel
+      ActorModel
     ]
   },
-  [ScopeNames.WITH_ACTOR]: {
+  [ScopeNames.WITH_ACTOR_BANNER]: {
+    include: [
+      {
+        model: ActorModel,
+        include: [
+          {
+            model: ActorImageModel,
+            required: false,
+            as: 'Banner'
+          }
+        ]
+      }
+    ]
+  },
+  [ScopeNames.WITH_VIDEOS]: {
     include: [
-      () => ActorModel
+      VideoModel
     ]
+  },
+  [ScopeNames.WITH_STATS]: (options: AvailableWithStatsOptions = { daysPrior: 30 }) => {
+    const daysPrior = parseInt(options.daysPrior + '', 10)
+
+    return {
+      attributes: {
+        include: [
+          [
+            literal('(SELECT COUNT(*) FROM "video" WHERE "channelId" = "VideoChannelModel"."id")'),
+            'videosCount'
+          ],
+          [
+            literal(
+              '(' +
+              `SELECT string_agg(concat_ws('|', t.day, t.views), ',') ` +
+              'FROM ( ' +
+                'WITH ' +
+                  'days AS ( ' +
+                    `SELECT generate_series(date_trunc('day', now()) - '${daysPrior} day'::interval, ` +
+                          `date_trunc('day', now()), '1 day'::interval) AS day ` +
+                  ') ' +
+                  'SELECT days.day AS day, COALESCE(SUM("videoView".views), 0) AS views ' +
+                  'FROM days ' +
+                  'LEFT JOIN (' +
+                    '"videoView" INNER JOIN "video" ON "videoView"."videoId" = "video"."id" ' +
+                    'AND "video"."channelId" = "VideoChannelModel"."id"' +
+                  `) ON date_trunc('day', "videoView"."startDate") = date_trunc('day', days.day) ` +
+                  'GROUP BY day ' +
+                  'ORDER BY day ' +
+                ') t' +
+              ')'
+            ),
+            'viewsPerDay'
+          ]
+        ]
+      }
+    }
   }
-})
+}))
 @Table({
   tableName: 'videoChannel',
-  indexes
+  indexes: [
+    buildTrigramSearchIndex('video_channel_name_trigram', 'name'),
+
+    {
+      fields: [ 'accountId' ]
+    },
+    {
+      fields: [ 'actorId' ]
+    }
+  ]
 })
-export class VideoChannelModel extends Model<VideoChannelModel> {
+export class VideoChannelModel extends Model {
 
   @AllowNull(false)
   @Is('VideoChannelName', value => throwIfNotValid(value, isVideoChannelNameValid, 'name'))
@@ -172,13 +254,13 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
 
   @AllowNull(true)
   @Default(null)
-  @Is('VideoChannelDescription', value => throwIfNotValid(value, isVideoChannelDescriptionValid, 'description'))
+  @Is('VideoChannelDescription', value => throwIfNotValid(value, isVideoChannelDescriptionValid, 'description', true))
   @Column(DataType.STRING(CONSTRAINTS_FIELDS.VIDEO_CHANNELS.DESCRIPTION.max))
   description: string
 
   @AllowNull(true)
   @Default(null)
-  @Is('VideoChannelSupport', value => throwIfNotValid(value, isVideoChannelSupportValid, 'support'))
+  @Is('VideoChannelSupport', value => throwIfNotValid(value, isVideoChannelSupportValid, 'support', true))
   @Column(DataType.STRING(CONSTRAINTS_FIELDS.VIDEO_CHANNELS.SUPPORT.max))
   support: string
 
@@ -234,9 +316,11 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
   @BeforeDestroy
   static async sendDeleteIfOwned (instance: VideoChannelModel, options) {
     if (!instance.Actor) {
-      instance.Actor = await instance.$get('Actor', { transaction: options.transaction }) as ActorModel
+      instance.Actor = await instance.$get('Actor', { transaction: options.transaction })
     }
 
+    await ActorFollowModel.removeFollowsOf(instance.Actor.id, options.transaction)
+
     if (instance.Actor.isOwned()) {
       return sendDeleteActor(instance.Actor, options.transaction)
     }
@@ -254,25 +338,72 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
     return VideoChannelModel.count(query)
   }
 
-  static listForApi (actorId: number, start: number, count: number, sort: string) {
-    const query = {
-      offset: start,
-      limit: count,
-      order: getSort(sort)
+  static async getStats () {
+
+    function getActiveVideoChannels (days: number) {
+      const options = {
+        type: QueryTypes.SELECT as QueryTypes.SELECT,
+        raw: true
+      }
+
+      const query = `
+SELECT          COUNT(DISTINCT("VideoChannelModel"."id")) AS "count"
+FROM            "videoChannel"                            AS "VideoChannelModel"
+INNER JOIN      "video"                                   AS "Videos"
+ON              "VideoChannelModel"."id" = "Videos"."channelId"
+AND             ("Videos"."publishedAt" > Now() - interval '${days}d')
+INNER JOIN      "account" AS "Account"
+ON              "VideoChannelModel"."accountId" = "Account"."id"
+INNER JOIN      "actor" AS "Account->Actor"
+ON              "Account"."actorId" = "Account->Actor"."id"
+AND             "Account->Actor"."serverId" IS NULL
+LEFT OUTER JOIN "server" AS "Account->Actor->Server"
+ON              "Account->Actor"."serverId" = "Account->Actor->Server"."id"`
+
+      return VideoChannelModel.sequelize.query<{ count: string }>(query, options)
+                              .then(r => parseInt(r[0].count, 10))
+    }
+
+    const totalLocalVideoChannels = await VideoChannelModel.count()
+    const totalLocalDailyActiveVideoChannels = await getActiveVideoChannels(1)
+    const totalLocalWeeklyActiveVideoChannels = await getActiveVideoChannels(7)
+    const totalLocalMonthlyActiveVideoChannels = await getActiveVideoChannels(30)
+    const totalHalfYearActiveVideoChannels = await getActiveVideoChannels(180)
+
+    return {
+      totalLocalVideoChannels,
+      totalLocalDailyActiveVideoChannels,
+      totalLocalWeeklyActiveVideoChannels,
+      totalLocalMonthlyActiveVideoChannels,
+      totalHalfYearActiveVideoChannels
     }
+  }
 
-    const scopes = {
-      method: [ ScopeNames.AVAILABLE_FOR_LIST, { actorId } as AvailableForListOptions ]
+  static listForApi (parameters: {
+    actorId: number
+    start: number
+    count: number
+    sort: string
+  }) {
+    const { actorId } = parameters
+
+    const query = {
+      offset: parameters.start,
+      limit: parameters.count,
+      order: getSort(parameters.sort)
     }
+
     return VideoChannelModel
-      .scope(scopes)
+      .scope({
+        method: [ ScopeNames.FOR_API, { actorId } as AvailableForListOptions ]
+      })
       .findAndCountAll(query)
       .then(({ rows, count }) => {
         return { total: count, data: rows }
       })
   }
 
-  static listLocalsForSitemap (sort: string) {
+  static listLocalsForSitemap (sort: string): Promise<MChannelActor[]> {
     const query = {
       attributes: [ ],
       offset: 0,
@@ -313,7 +444,7 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
       limit: options.count,
       order: getSort(options.sort),
       where: {
-        [Sequelize.Op.or]: [
+        [Op.or]: [
           Sequelize.literal(
             'lower(immutable_unaccent("VideoChannelModel"."name")) % lower(immutable_unaccent(' + escapedSearch + '))'
           ),
@@ -324,82 +455,78 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
       }
     }
 
-    const scopes = {
-      method: [ ScopeNames.AVAILABLE_FOR_LIST, { actorId: options.actorId } as AvailableForListOptions ]
-    }
     return VideoChannelModel
-      .scope(scopes)
+      .scope({
+        method: [ ScopeNames.FOR_API, { actorId: options.actorId } as AvailableForListOptions ]
+      })
       .findAndCountAll(query)
       .then(({ rows, count }) => {
         return { total: count, data: rows }
       })
   }
 
-  static listByAccount (accountId: number) {
+  static listByAccount (options: {
+    accountId: number
+    start: number
+    count: number
+    sort: string
+    withStats?: boolean
+    search?: string
+  }) {
+    const escapedSearch = VideoModel.sequelize.escape(options.search)
+    const escapedLikeSearch = VideoModel.sequelize.escape('%' + options.search + '%')
+    const where = options.search
+      ? {
+        [Op.or]: [
+          Sequelize.literal(
+            'lower(immutable_unaccent("VideoChannelModel"."name")) % lower(immutable_unaccent(' + escapedSearch + '))'
+          ),
+          Sequelize.literal(
+            'lower(immutable_unaccent("VideoChannelModel"."name")) LIKE lower(immutable_unaccent(' + escapedLikeSearch + '))'
+          )
+        ]
+      }
+      : null
+
     const query = {
-      order: getSort('createdAt'),
+      offset: options.start,
+      limit: options.count,
+      order: getSort(options.sort),
       include: [
         {
           model: AccountModel,
           where: {
-            id: accountId
+            id: options.accountId
           },
           required: true
         }
-      ]
+      ],
+      where
+    }
+
+    const scopes: string | ScopeOptions | (string | ScopeOptions)[] = [ ScopeNames.WITH_ACTOR_BANNER ]
+
+    if (options.withStats === true) {
+      scopes.push({
+        method: [ ScopeNames.WITH_STATS, { daysPrior: 30 } as AvailableWithStatsOptions ]
+      })
     }
 
     return VideoChannelModel
+      .scope(scopes)
       .findAndCountAll(query)
       .then(({ rows, count }) => {
         return { total: count, data: rows }
       })
   }
 
-  static loadByIdAndPopulateAccount (id: number) {
+  static loadAndPopulateAccount (id: number): Promise<MChannelBannerAccountDefault> {
     return VideoChannelModel.unscoped()
-      .scope([ ScopeNames.WITH_ACTOR, ScopeNames.WITH_ACCOUNT ])
+      .scope([ ScopeNames.WITH_ACTOR_BANNER, ScopeNames.WITH_ACCOUNT ])
       .findByPk(id)
   }
 
-  static loadByIdAndAccount (id: number, accountId: number) {
-    const query = {
-      where: {
-        id,
-        accountId
-      }
-    }
-
-    return VideoChannelModel.unscoped()
-      .scope([ ScopeNames.WITH_ACTOR, ScopeNames.WITH_ACCOUNT ])
-      .findOne(query)
-  }
-
-  static loadAndPopulateAccount (id: number) {
-    return VideoChannelModel.unscoped()
-      .scope([ ScopeNames.WITH_ACTOR, ScopeNames.WITH_ACCOUNT ])
-      .findByPk(id)
-  }
-
-  static loadByUUIDAndPopulateAccount (uuid: string) {
-    const query = {
-      include: [
-        {
-          model: ActorModel,
-          required: true,
-          where: {
-            uuid
-          }
-        }
-      ]
-    }
-
-    return VideoChannelModel
-      .scope([ ScopeNames.WITH_ACCOUNT ])
-      .findOne(query)
-  }
-
-  static loadByUrlAndPopulateAccount (url: string) {
+  static loadByUrlAndPopulateAccount (url: string): Promise<MChannelBannerAccountDefault> {
     const query = {
       include: [
         {
@@ -407,7 +534,14 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
           required: true,
           where: {
             url
-          }
+          },
+          include: [
+            {
+              model: ActorImageModel,
+              required: false,
+              as: 'Banner'
+            }
+          ]
         }
       ]
     }
@@ -425,7 +559,7 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
     return VideoChannelModel.loadByNameAndHostAndPopulateAccount(name, host)
   }
 
-  static loadLocalByNameAndPopulateAccount (name: string) {
+  static loadLocalByNameAndPopulateAccount (name: string): Promise<MChannelBannerAccountDefault> {
     const query = {
       include: [
         {
@@ -434,17 +568,24 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
           where: {
             preferredUsername: name,
             serverId: null
-          }
+          },
+          include: [
+            {
+              model: ActorImageModel,
+              required: false,
+              as: 'Banner'
+            }
+          ]
         }
       ]
     }
 
     return VideoChannelModel.unscoped()
-      .scope([ ScopeNames.WITH_ACTOR, ScopeNames.WITH_ACCOUNT ])
+      .scope([ ScopeNames.WITH_ACCOUNT ])
       .findOne(query)
   }
 
-  static loadByNameAndHostAndPopulateAccount (name: string, host: string) {
+  static loadByNameAndHostAndPopulateAccount (name: string, host: string): Promise<MChannelBannerAccountDefault> {
     const query = {
       include: [
         {
@@ -458,6 +599,11 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
               model: ServerModel,
               required: true,
               where: { host }
+            },
+            {
+              model: ActorImageModel,
+              required: false,
+              as: 'Banner'
             }
           ]
         }
@@ -465,23 +611,41 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
     }
 
     return VideoChannelModel.unscoped()
-      .scope([ ScopeNames.WITH_ACTOR, ScopeNames.WITH_ACCOUNT ])
+      .scope([ ScopeNames.WITH_ACCOUNT ])
       .findOne(query)
   }
 
-  static loadAndPopulateAccountAndVideos (id: number) {
-    const options = {
-      include: [
-        VideoModel
-      ]
-    }
+  toFormattedSummaryJSON (this: MChannelSummaryFormattable): VideoChannelSummary {
+    const actor = this.Actor.toFormattedSummaryJSON()
 
-    return VideoChannelModel.unscoped()
-      .scope([ ScopeNames.WITH_ACTOR, ScopeNames.WITH_ACCOUNT, ScopeNames.WITH_VIDEOS ])
-      .findByPk(id, options)
+    return {
+      id: this.id,
+      name: actor.name,
+      displayName: this.getDisplayName(),
+      url: actor.url,
+      host: actor.host,
+      avatar: actor.avatar
+    }
   }
 
-  toFormattedJSON (): VideoChannel {
+  toFormattedJSON (this: MChannelFormattable): VideoChannel {
+    const viewsPerDayString = this.get('viewsPerDay') as string
+    const videosCount = this.get('videosCount') as number
+
+    let viewsPerDay: { date: Date, views: number }[]
+
+    if (viewsPerDayString) {
+      viewsPerDay = viewsPerDayString.split(',')
+        .map(v => {
+          const [ dateString, amount ] = v.split('|')
+
+          return {
+            date: new Date(dateString),
+            views: +amount
+          }
+        })
+    }
+
     const actor = this.Actor.toFormattedJSON()
     const videoChannel = {
       id: this.id,
@@ -491,7 +655,9 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
       isLocal: this.Actor.isOwned(),
       createdAt: this.createdAt,
       updatedAt: this.updatedAt,
-      ownerAccount: undefined
+      ownerAccount: undefined,
+      videosCount,
+      viewsPerDay
     }
 
     if (this.Account) videoChannel.ownerAccount = this.Account.toFormattedJSON()
@@ -499,22 +665,8 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
     return Object.assign(actor, videoChannel)
   }
 
-  toFormattedSummaryJSON (): VideoChannelSummary {
-    const actor = this.Actor.toFormattedJSON()
-
-    return {
-      id: this.id,
-      uuid: actor.uuid,
-      name: actor.name,
-      displayName: this.getDisplayName(),
-      url: actor.url,
-      host: actor.host,
-      avatar: actor.avatar
-    }
-  }
-
-  toActivityPubObject (): ActivityPubActor {
-    const obj = this.Actor.toActivityPubObject(this.name, 'VideoChannel')
+  toActivityPubObject (this: MChannelAP): ActivityPubActor {
+    const obj = this.Actor.toActivityPubObject(this.name)
 
     return Object.assign(obj, {
       summary: this.description,
@@ -528,6 +680,10 @@ export class VideoChannelModel extends Model<VideoChannelModel> {
     })
   }
 
+  getLocalUrl (this: MAccountActor | MChannelActor) {
+    return WEBSERVER.URL + `/video-channels/` + this.Actor.preferredUsername
+  }
+
   getDisplayName () {
     return this.name
   }