7 files changed, 112 insertions, 22 deletions

diff --git a/client/src/app/shared/images/global-icon.component.ts b/client/src/app/shared/images/global-icon.component.ts
index 806aca347..b6e641228 100644
--- a/client/src/app/shared/images/global-icon.component.ts
+++ b/client/src/app/shared/images/global-icon.component.ts
@@ -1,6 +1,5 @@
 import { ChangeDetectionStrategy, Component, ElementRef, Input, OnInit } from '@angular/core'
 import { HooksService } from '@app/core/plugins/hooks.service'
-import { I18n } from '@ngx-translate/i18n-polyfill'
 
 const icons = {
   'add': require('!!raw-loader?!../../../assets/images/global/add.svg'),
diff --git a/client/src/app/shared/instance/instance-statistics.component.ts b/client/src/app/shared/instance/instance-statistics.component.ts
index 8ec728f05..40aa8a4c0 100644
--- a/client/src/app/shared/instance/instance-statistics.component.ts
+++ b/client/src/app/shared/instance/instance-statistics.component.ts
@@ -1,9 +1,6 @@
-import { map } from 'rxjs/operators'
-import { HttpClient } from '@angular/common/http'
 import { Component, OnInit } from '@angular/core'
-import { I18n } from '@ngx-translate/i18n-polyfill'
 import { ServerStats } from '@shared/models/server'
-import { environment } from '../../../environments/environment'
+import { ServerService } from '@app/core'
 
 @Component({
   selector: 'my-instance-statistics',
@@ -11,27 +8,15 @@ import { environment } from '../../../environments/environment'
   styleUrls: [ './instance-statistics.component.scss' ]
 })
 export class InstanceStatisticsComponent implements OnInit {
-  private static BASE_STATS_URL = environment.apiUrl + '/api/v1/server/stats'
-
   serverStats: ServerStats = null
 
   constructor (
-    private http: HttpClient,
-    private i18n: I18n
+    private serverService: ServerService
   ) {
   }
 
   ngOnInit () {
-    this.getStats()
-      .subscribe(
-        res => {
-          this.serverStats = res
-        }
-      )
-  }
-
-  getStats () {
-    return this.http
-      .get<ServerStats>(InstanceStatisticsComponent.BASE_STATS_URL)
+    this.serverService.getServerStats()
+        .subscribe(res => this.serverStats = res)
   }
 }
diff --git a/client/src/app/shared/shared.module.ts b/client/src/app/shared/shared.module.ts
index b2eb13f73..d06d37d8c 100644
--- a/client/src/app/shared/shared.module.ts
+++ b/client/src/app/shared/shared.module.ts
@@ -98,6 +98,7 @@ import { FollowService } from '@app/shared/instance/follow.service'
 import { MultiSelectModule } from 'primeng/multiselect'
 import { FeatureBooleanComponent } from '@app/shared/instance/feature-boolean.component'
 import { InputReadonlyCopyComponent } from '@app/shared/forms/input-readonly-copy.component'
+import { RedundancyService } from '@app/shared/video/redundancy.service'
 
 @NgModule({
   imports: [
@@ -300,6 +301,7 @@ import { InputReadonlyCopyComponent } from '@app/shared/forms/input-readonly-cop
     UserNotificationService,
 
     FollowService,
+    RedundancyService,
 
     I18n
   ]
diff --git a/client/src/app/shared/video/redundancy.service.ts b/client/src/app/shared/video/redundancy.service.ts
new file mode 100644
index 000000000..fb918d73b
--- /dev/null
+++ b/client/src/app/shared/video/redundancy.service.ts
@@ -0,0 +1,73 @@
+import { catchError, map, toArray } from 'rxjs/operators'
+import { HttpClient, HttpParams } from '@angular/common/http'
+import { Injectable } from '@angular/core'
+import { RestExtractor, RestPagination, RestService } from '@app/shared/rest'
+import { SortMeta } from 'primeng/api'
+import { ResultList, Video, VideoRedundanciesTarget, VideoRedundancy } from '@shared/models'
+import { concat, Observable } from 'rxjs'
+import { environment } from '../../../environments/environment'
+
+@Injectable()
+export class RedundancyService {
+  static BASE_REDUNDANCY_URL = environment.apiUrl + '/api/v1/server/redundancy'
+
+  constructor (
+    private authHttp: HttpClient,
+    private restService: RestService,
+    private restExtractor: RestExtractor
+  ) { }
+
+  updateRedundancy (host: string, redundancyAllowed: boolean) {
+    const url = RedundancyService.BASE_REDUNDANCY_URL + '/' + host
+
+    const body = { redundancyAllowed }
+
+    return this.authHttp.put(url, body)
+               .pipe(
+                 map(this.restExtractor.extractDataBool),
+                 catchError(err => this.restExtractor.handleError(err))
+               )
+  }
+
+  listVideoRedundancies (options: {
+    pagination: RestPagination,
+    sort: SortMeta,
+    target?: VideoRedundanciesTarget
+  }): Observable<ResultList<VideoRedundancy>> {
+    const { pagination, sort, target } = options
+
+    let params = new HttpParams()
+    params = this.restService.addRestGetParams(params, pagination, sort)
+
+    if (target) params = params.append('target', target)
+
+    return this.authHttp.get<ResultList<VideoRedundancy>>(RedundancyService.BASE_REDUNDANCY_URL + '/videos', { params })
+               .pipe(
+                 catchError(res => this.restExtractor.handleError(res))
+               )
+  }
+
+  addVideoRedundancy (video: Video) {
+    return this.authHttp.post(RedundancyService.BASE_REDUNDANCY_URL + '/videos', { videoId: video.id })
+      .pipe(
+        catchError(res => this.restExtractor.handleError(res))
+      )
+  }
+
+  removeVideoRedundancies (redundancy: VideoRedundancy) {
+    const observables = redundancy.redundancies.streamingPlaylists.map(r => r.id)
+      .concat(redundancy.redundancies.files.map(r => r.id))
+      .map(id => this.removeRedundancy(id))
+
+    return concat(...observables)
+      .pipe(toArray())
+  }
+
+  private removeRedundancy (redundancyId: number) {
+    return this.authHttp.delete(RedundancyService.BASE_REDUNDANCY_URL + '/videos/' + redundancyId)
+               .pipe(
+                 map(this.restExtractor.extractDataBool),
+                 catchError(res => this.restExtractor.handleError(res))
+               )
+  }
+}
diff --git a/client/src/app/shared/video/video-actions-dropdown.component.ts b/client/src/app/shared/video/video-actions-dropdown.component.ts
index afdeab18d..390d74c52 100644
--- a/client/src/app/shared/video/video-actions-dropdown.component.ts
+++ b/client/src/app/shared/video/video-actions-dropdown.component.ts
@@ -14,6 +14,7 @@ import { VideoBlacklistComponent } from '@app/shared/video/modals/video-blacklis
 import { VideoBlacklistService } from '@app/shared/video-blacklist'
 import { ScreenService } from '@app/shared/misc/screen.service'
 import { VideoCaption } from '@shared/models'
+import { RedundancyService } from '@app/shared/video/redundancy.service'
 
 export type VideoActionsDisplayType = {
   playlist?: boolean
@@ -22,6 +23,7 @@ export type VideoActionsDisplayType = {
   blacklist?: boolean
   delete?: boolean
   report?: boolean
+  duplicate?: boolean
 }
 
 @Component({
@@ -46,7 +48,8 @@ export class VideoActionsDropdownComponent implements OnChanges {
     update: true,
     blacklist: true,
     delete: true,
-    report: true
+    report: true,
+    duplicate: true
   }
   @Input() placement = 'left'
 
@@ -74,6 +77,7 @@ export class VideoActionsDropdownComponent implements OnChanges {
     private screenService: ScreenService,
     private videoService: VideoService,
     private blocklistService: BlocklistService,
+    private redundancyService: RedundancyService,
     private i18n: I18n
   ) { }
 
@@ -144,6 +148,10 @@ export class VideoActionsDropdownComponent implements OnChanges {
     return this.video && this.video instanceof VideoDetails && this.video.downloadEnabled
   }
 
+  canVideoBeDuplicated () {
+    return this.video.canBeDuplicatedBy(this.user)
+  }
+
   /* Action handlers */
 
   async unblacklistVideo () {
@@ -186,6 +194,18 @@ export class VideoActionsDropdownComponent implements OnChanges {
         )
   }
 
+  duplicateVideo () {
+    this.redundancyService.addVideoRedundancy(this.video)
+      .subscribe(
+        () => {
+          const message = this.i18n('This video will be duplicated by your instance.')
+          this.notifier.success(message)
+        },
+
+        err => this.notifier.error(err.message)
+      )
+  }
+
   onVideoBlacklisted () {
     this.videoBlacklisted.emit()
   }
@@ -234,6 +254,12 @@ export class VideoActionsDropdownComponent implements OnChanges {
           isDisplayed: () => this.authService.isLoggedIn() && this.displayOptions.blacklist && this.isVideoUnblacklistable()
         },
         {
+          label: this.i18n('Duplicate (redundancy)'),
+          handler: () => this.duplicateVideo(),
+          isDisplayed: () => this.authService.isLoggedIn() && this.displayOptions.duplicate && this.canVideoBeDuplicated(),
+          iconName: 'cloud-download'
+        },
+        {
           label: this.i18n('Delete'),
           handler: () => this.removeVideo(),
           isDisplayed: () => this.authService.isLoggedIn() && this.displayOptions.delete && this.isVideoRemovable(),
diff --git a/client/src/app/shared/video/video-miniature.component.ts b/client/src/app/shared/video/video-miniature.component.ts
index 598a7a983..1dfb3eec7 100644
--- a/client/src/app/shared/video/video-miniature.component.ts
+++ b/client/src/app/shared/video/video-miniature.component.ts
@@ -64,7 +64,8 @@ export class VideoMiniatureComponent implements OnInit {
     update: true,
     blacklist: true,
     delete: true,
-    report: true
+    report: true,
+    duplicate: false
   }
   showActions = false
   serverConfig: ServerConfig
diff --git a/client/src/app/shared/video/video.model.ts b/client/src/app/shared/video/video.model.ts
index fb98d5382..9eeaf41b0 100644
--- a/client/src/app/shared/video/video.model.ts
+++ b/client/src/app/shared/video/video.model.ts
@@ -152,4 +152,8 @@ export class Video implements VideoServerModel {
   isUpdatableBy (user: AuthUser) {
     return user && this.isLocal === true && (this.account.name === user.username || user.hasRight(UserRight.UPDATE_ANY_VIDEO))
   }
+
+  canBeDuplicatedBy (user: AuthUser) {
+    return user && this.isLocal === false && user.hasRight(UserRight.MANAGE_VIDEOS_REDUNDANCIES)
+  }
 }