3 files changed, 44 insertions, 1 deletions

diff --git a/client/src/app/shared/shared-main/shared-main.module.ts b/client/src/app/shared/shared-main/shared-main.module.ts
index 04b223cc5..c1523bc50 100644
--- a/client/src/app/shared/shared-main/shared-main.module.ts
+++ b/client/src/app/shared/shared-main/shared-main.module.ts
@@ -44,7 +44,15 @@ import {
 import { PluginPlaceholderComponent, PluginSelectorDirective } from './plugins'
 import { ActorRedirectGuard } from './router'
 import { UserHistoryService, UserNotificationsComponent, UserNotificationService, UserQuotaComponent } from './users'
-import { EmbedComponent, RedundancyService, VideoImportService, VideoOwnershipService, VideoResolver, VideoService } from './video'
+import {
+  EmbedComponent,
+  RedundancyService,
+  VideoFileTokenService,
+  VideoImportService,
+  VideoOwnershipService,
+  VideoResolver,
+  VideoService
+} from './video'
 import { VideoCaptionService } from './video-caption'
 import { VideoChannelService } from './video-channel'
 
@@ -185,6 +193,7 @@ import { VideoChannelService } from './video-channel'
     VideoImportService,
     VideoOwnershipService,
     VideoService,
+    VideoFileTokenService,
     VideoResolver,
 
     VideoCaptionService,
diff --git a/client/src/app/shared/shared-main/video/index.ts b/client/src/app/shared/shared-main/video/index.ts
index 361601456..a2e47883e 100644
--- a/client/src/app/shared/shared-main/video/index.ts
+++ b/client/src/app/shared/shared-main/video/index.ts
@@ -2,6 +2,7 @@ export * from './embed.component'
 export * from './redundancy.service'
 export * from './video-details.model'
 export * from './video-edit.model'
+export * from './video-file-token.service'
 export * from './video-import.service'
 export * from './video-ownership.service'
 export * from './video.model'
diff --git a/client/src/app/shared/shared-main/video/video-file-token.service.ts b/client/src/app/shared/shared-main/video/video-file-token.service.ts
new file mode 100644
index 000000000..791607249
--- /dev/null
+++ b/client/src/app/shared/shared-main/video/video-file-token.service.ts
@@ -0,0 +1,33 @@
+import { catchError, map, of, tap } from 'rxjs'
+import { HttpClient } from '@angular/common/http'
+import { Injectable } from '@angular/core'
+import { RestExtractor } from '@app/core'
+import { VideoToken } from '@shared/models'
+import { VideoService } from './video.service'
+
+@Injectable()
+export class VideoFileTokenService {
+
+  private readonly store = new Map<string, { token: string, expires: Date }>()
+
+  constructor (
+    private authHttp: HttpClient,
+    private restExtractor: RestExtractor
+  ) {}
+
+  getVideoFileToken (videoUUID: string) {
+    const existing = this.store.get(videoUUID)
+    if (existing) return of(existing)
+
+    return this.createVideoFileToken(videoUUID)
+      .pipe(tap(result => this.store.set(videoUUID, { token: result.token, expires: new Date(result.expires) })))
+  }
+
+  private createVideoFileToken (videoUUID: string) {
+    return this.authHttp.post<VideoToken>(`${VideoService.BASE_VIDEO_URL}/${videoUUID}/token`, {})
+      .pipe(
+        map(({ files }) => files),
+        catchError(err => this.restExtractor.handleError(err))
+      )
+  }
+}