more explicit error messages for file uploads

client/src/app/+my-account/my-account-settings/my-account-settings.component.ts

@@ -1,6 +1,8 @@
 import { ViewportScroller } from '@angular/common'
+import { HttpErrorResponse } from '@angular/common/http'
 import { AfterViewChecked, Component, OnInit } from '@angular/core'
 import { AuthService, Notifier, User, UserService } from '@app/core'
+import { uploadErrorHandler } from '@app/helpers'
 
 @Component({
   selector: 'my-account-settings',
@@ -44,7 +46,11 @@ export class MyAccountSettingsComponent implements OnInit, AfterViewChecked {
           this.user.updateAccountAvatar(data.avatar)
         },
 
-        err => this.notifier.error(err.message)
+        (err: HttpErrorResponse) => uploadErrorHandler({
+          err,
+          name: $localize`avatar`,
+          notifier: this.notifier
+        })
       )
   }
 }

client/src/app/+videos/+video-edit/video-add-components/video-upload.component.html

@@ -44,17 +44,30 @@
   </div>
 </div>
 
+<!-- Upload progress/cancel/error/success header -->
 <div *ngIf="isUploadingVideo && !error" class="upload-progress-cancel">
-  <div class="progress" i18n-title title="Total video quota">
+  <div class="progress" i18n-title title="Total video uploaded">
     <div class="progress-bar" role="progressbar" [style]="{ width: videoUploadPercents + '%' }" [attr.aria-valuenow]="videoUploadPercents" aria-valuemin="0" [attr.aria-valuemax]="100">
       <span *ngIf="videoUploadPercents === 100 && videoUploaded === false" i18n>Processing…</span>
       <span *ngIf="videoUploadPercents !== 100 || videoUploaded">{{ videoUploadPercents }}%</span>
     </div>
   </div>
-  <input *ngIf="videoUploaded === false" type="button" value="Cancel" (click)="cancelUpload()" />
+  <input *ngIf="videoUploaded === false" type="button" i18n-value="Cancel ongoing upload of a video" value="Cancel" (click)="cancelUpload()" />
 </div>
 
-<div *ngIf="error" class="alert alert-danger">
+<div *ngIf="error && enableRetryAfterError" class="upload-progress-retry">
+  <div class="progress">
+    <div class="progress-bar red" role="progressbar" [style]="{ width: '100%' }" [attr.aria-valuenow]="100" aria-valuemin="0" [attr.aria-valuemax]="100">
+      <span>{{ error }}</span>
+    </div>
+  </div>
+  <div class="btn-group" role="group">
+    <input type="button" class="btn" i18n-value="Retry failed upload of a video" value="Retry" (click)="retryUpload()" />
+    <input type="button" class="btn" i18n-value="Cancel ongoing upload of a video" value="Cancel" (click)="cancelUpload()" />
+  </div>
+</div>
+
+<div *ngIf="error && !enableRetryAfterError" class="alert alert-danger">
   <div i18n>Sorry, but something went wrong</div>
   {{ error }}
 </div>

client/src/app/+videos/+video-edit/video-add-components/video-upload.component.scss

@@ -16,27 +16,27 @@
   }
 }
 
+.upload-progress-retry,
 .upload-progress-cancel {
   display: flex;
-  margin-top: 25px;
   margin-bottom: 40px;
 
   .progress {
     @include progressbar;
     flex-grow: 1;
     height: 30px;
-    font-size: 15px;
+    font-size: 14px;
     background-color: rgba(11, 204, 41, 0.16);
 
     .progress-bar {
       background-color: $green;
       line-height: 30px;
       text-align: left;
-      font-weight: $font-bold;
+      font-weight: $font-semibold;
 
       span {
         color: pvar(--mainBackgroundColor);
-        margin-left: 18px;
+        margin-left: 13px;
       }
     }
   }
@@ -47,4 +47,8 @@
 
     margin-left: 10px;
   }
+
+  .btn-group > input:not(:first-child) {
+    margin-left: 0;
+  }
 }

client/src/app/+videos/+video-edit/video-add-components/video-upload.component.ts

@@ -1,9 +1,9 @@
 import { Subscription } from 'rxjs'
-import { HttpEventType, HttpResponse } from '@angular/common/http'
+import { HttpErrorResponse, HttpEventType, HttpResponse } from '@angular/common/http'
 import { Component, ElementRef, EventEmitter, OnDestroy, OnInit, Output, ViewChild } from '@angular/core'
 import { Router } from '@angular/router'
 import { AuthService, CanComponentDeactivate, Notifier, ServerService, UserService } from '@app/core'
-import { scrollToTop } from '@app/helpers'
+import { scrollToTop, uploadErrorHandler } from '@app/helpers'
 import { FormValidatorService } from '@app/shared/shared-forms'
 import { BytesPipe, VideoCaptionService, VideoEdit, VideoService } from '@app/shared/shared-main'
 import { LoadingBarService } from '@ngx-loading-bar/core'
@@ -41,11 +41,13 @@ export class VideoUploadComponent extends VideoSend implements OnInit, OnDestroy
     id: 0,
     uuid: ''
   }
+  formData: FormData
 
   waitTranscodingEnabled = true
   previewfileUpload: File
 
   error: string
+  enableRetryAfterError: boolean
 
   protected readonly DEFAULT_VIDEO_PRIVACY = VideoPrivacy.PUBLIC
 
@@ -118,6 +120,12 @@ export class VideoUploadComponent extends VideoSend implements OnInit, OnDestroy
     this.uploadFirstStep()
   }
 
+  retryUpload () {
+    this.enableRetryAfterError = false
+    this.error = ''
+    this.uploadVideo()
+  }
+
   cancelUpload () {
     if (this.videoUploadObservable !== null) {
       this.videoUploadObservable.unsubscribe()
@@ -127,6 +135,8 @@ export class VideoUploadComponent extends VideoSend implements OnInit, OnDestroy
       this.videoUploadObservable = null
 
       this.firstStepError.emit()
+      this.enableRetryAfterError = false
+      this.error = ''
 
       this.notifier.info($localize`Upload cancelled`)
     }
@@ -163,20 +173,20 @@ export class VideoUploadComponent extends VideoSend implements OnInit, OnDestroy
     const downloadEnabled = true
     const channelId = this.firstStepChannelId.toString()
 
-    const formData = new FormData()
-    formData.append('name', name)
+    this.formData = new FormData()
+    this.formData.append('name', name)
     // Put the video "private" -> we are waiting the user validation of the second step
-    formData.append('privacy', VideoPrivacy.PRIVATE.toString())
-    formData.append('nsfw', '' + nsfw)
-    formData.append('commentsEnabled', '' + commentsEnabled)
-    formData.append('downloadEnabled', '' + downloadEnabled)
-    formData.append('waitTranscoding', '' + waitTranscoding)
-    formData.append('channelId', '' + channelId)
-    formData.append('videofile', videofile)
+    this.formData.append('privacy', VideoPrivacy.PRIVATE.toString())
+    this.formData.append('nsfw', '' + nsfw)
+    this.formData.append('commentsEnabled', '' + commentsEnabled)
+    this.formData.append('downloadEnabled', '' + downloadEnabled)
+    this.formData.append('waitTranscoding', '' + waitTranscoding)
+    this.formData.append('channelId', '' + channelId)
+    this.formData.append('videofile', videofile)
 
     if (this.previewfileUpload) {
-      formData.append('previewfile', this.previewfileUpload)
-      formData.append('thumbnailfile', this.previewfileUpload)
+      this.formData.append('previewfile', this.previewfileUpload)
+      this.formData.append('thumbnailfile', this.previewfileUpload)
     }
 
     this.isUploadingVideo = true
@@ -190,7 +200,11 @@ export class VideoUploadComponent extends VideoSend implements OnInit, OnDestroy
       previewfile: this.previewfileUpload
     })
 
-    this.videoUploadObservable = this.videoService.uploadVideo(formData).subscribe(
+    this.uploadVideo()
+  }
+
+  uploadVideo () {
+    this.videoUploadObservable = this.videoService.uploadVideo(this.formData).subscribe(
       event => {
         if (event.type === HttpEventType.UploadProgress) {
           this.videoUploadPercents = Math.round(100 * event.loaded / event.total)
@@ -203,13 +217,18 @@ export class VideoUploadComponent extends VideoSend implements OnInit, OnDestroy
         }
       },
 
-      err => {
-        // Reset progress
-        this.isUploadingVideo = false
+      (err: HttpErrorResponse) => {
+        // Reset progress (but keep isUploadingVideo true)
         this.videoUploadPercents = 0
         this.videoUploadObservable = null
-        this.firstStepError.emit()
-        this.notifier.error(err.message)
+        this.enableRetryAfterError = true
+
+        this.error = uploadErrorHandler({
+          err,
+          name: $localize`video`,
+          notifier: this.notifier,
+          sticky: false
+        })
       }
     )
   }

client/src/app/core/notification/notifier.service.ts

@@ -7,31 +7,35 @@ export class Notifier {
 
   constructor (private messageService: MessageService) { }
 
-  info (text: string, title?: string, timeout?: number) {
+  info (text: string, title?: string, timeout?: number, sticky?: boolean) {
     if (!title) title = $localize`Info`
 
-    return this.notify('info', text, title, timeout)
+    console.info(`${title}: ${text}`)
+    return this.notify('info', text, title, timeout, sticky)
   }
 
-  error (text: string, title?: string, timeout?: number) {
+  error (text: string, title?: string, timeout?: number, sticky?: boolean) {
     if (!title) title = $localize`Error`
 
-    return this.notify('error', text, title, timeout)
+    console.error(`${title}: ${text}`)
+    return this.notify('error', text, title, timeout, sticky)
   }
 
-  success (text: string, title?: string, timeout?: number) {
+  success (text: string, title?: string, timeout?: number, sticky?: boolean) {
     if (!title) title = $localize`Success`
 
-    return this.notify('success', text, title, timeout)
+    console.log(`${title}: ${text}`)
+    return this.notify('success', text, title, timeout, sticky)
   }
 
-  private notify (severity: 'success' | 'info' | 'warn' | 'error', text: string, title: string, timeout?: number) {
+  private notify (severity: 'success' | 'info' | 'warn' | 'error', text: string, title: string, timeout?: number, sticky?: boolean) {
     this.messageService.add({
       severity,
       summary: title,
       detail: text,
       closable: true,
-      life: timeout || this.TIMEOUT
+      life: timeout || this.TIMEOUT,
+      sticky
     })
   }
 }

client/src/app/helpers/utils.ts

@@ -1,7 +1,10 @@
 import { DatePipe } from '@angular/common'
+import { HttpErrorResponse } from '@angular/common/http'
+import { Notifier } from '@app/core'
 import { SelectChannelItem } from '@app/shared/shared-forms'
 import { environment } from '../../environments/environment'
 import { AuthService } from '../core/auth'
+import { HttpStatusCode } from '@shared/core-utils/miscs/http-error-codes'
 
 // Thanks: https://stackoverflow.com/questions/901115/how-can-i-get-query-string-values-in-javascript
 function getParameterByName (name: string, url: string) {
@@ -172,6 +175,33 @@ function isXPercentInViewport (el: HTMLElement, percentVisible: number) {
   )
 }
 
+function uploadErrorHandler (parameters: {
+  err: HttpErrorResponse
+  name: string
+  notifier: Notifier
+  sticky?: boolean
+}) {
+  const { err, name, notifier, sticky } = { sticky: false, ...parameters }
+  const title = $localize`The upload failed`
+  let message = err.message
+
+  if (err instanceof ErrorEvent) { // network error
+    message = $localize`The connection was interrupted`
+    notifier.error(message, title, null, sticky)
+  } else if (err.status === HttpStatusCode.REQUEST_TIMEOUT_408) {
+    message = $localize`Your ${name} file couldn't be transferred before the set timeout (usually 10min)`
+    notifier.error(message, title, null, sticky)
+  } else if (err.status === HttpStatusCode.PAYLOAD_TOO_LARGE_413) {
+    const maxFileSize = err.headers?.get('X-File-Maximum-Size') || '8G'
+    message = $localize`Your ${name} file was too large (max. size: ${maxFileSize})`
+    notifier.error(message, title, null, sticky)
+  } else {
+    notifier.error(err.message, title)
+  }
+
+  return message
+}
+
 export {
   sortBy,
   durationToString,
@@ -187,5 +217,6 @@ export {
   removeElementFromArray,
   scrollToTop,
   isInViewport,
-  isXPercentInViewport
+  isXPercentInViewport,
+  uploadErrorHandler
 }

client/src/app/shared/shared-main/video/video.service.ts

@@ -1,6 +1,6 @@
-import { Observable } from 'rxjs'
-import { catchError, map, switchMap } from 'rxjs/operators'
-import { HttpClient, HttpParams, HttpRequest } from '@angular/common/http'
+import { Observable, of, throwError } from 'rxjs'
+import { catchError, map, mergeMap, switchMap } from 'rxjs/operators'
+import { HttpClient, HttpErrorResponse, HttpParams, HttpRequest } from '@angular/common/http'
 import { Injectable } from '@angular/core'
 import { ComponentPaginationLight, RestExtractor, RestService, ServerService, UserService, AuthService } from '@app/core'
 import { objectToFormData } from '@app/helpers'

client/src/sass/bootstrap.scss

@@ -44,6 +44,11 @@ $icon-font-path: '~@neos21/bootstrap3-glyphicons/assets/fonts/';
   z-index: inherit !important;
 }
 
+.btn-group > .btn:not(:first-child) {
+  border-top-left-radius: 0 !important;
+  border-bottom-left-radius: 0 !important;
+}
+
 .dropdown-menu {
   z-index: z(dropdown) + 1 !important;
 

client/src/sass/include/_mixins.scss

@@ -732,6 +732,10 @@
     &.secondary {
       background-color: pvar(--secondaryColor);
     }
+
+    &.red {
+      background-color: lighten($color: #c54130, $amount: 10);
+    }
   }
 }
 

server/controllers/api/videos/index.ts

@@ -174,8 +174,8 @@ function listVideoPrivacies (req: express.Request, res: express.Response) {
 }
 
 async function addVideo (req: express.Request, res: express.Response) {
-  // Processing the video could be long
-  // Set timeout to 10 minutes
+  // Transferring the video could be long
+  // Set timeout to 10 minutes, as Express's default is 2 minutes
   req.setTimeout(1000 * 60 * 10, () => {
     logger.error('Upload video has timed out.')
     return res.sendStatus(408)

shared/core-utils/miscs/index.ts

@@ -1,3 +1,4 @@
 export * from './date'
 export * from './miscs'
 export * from './types'
+export * from './http-error-codes'

support/doc/api/openapi.yaml

@@ -972,6 +972,14 @@ paths:
             application/json:
               schema:
                 $ref: '#/components/schemas/Avatar'
+        '413':
+          description: image file too large
+          headers:
+            X-File-Maximum-Size:
+              schema:
+                type: string
+                format: Nginx size
+              description: Maximum file size for the avatar
       requestBody:
         content:
           multipart/form-data:
@@ -1308,6 +1316,14 @@ paths:
           description: user video quota is exceeded with this video
         '408':
           description: upload has timed out
+        '413':
+          description: video file too large
+          headers:
+            X-File-Maximum-Size:
+              schema:
+                type: string
+                format: Nginx size
+              description: Maximum file size for the video
         '422':
           description: invalid input file
       requestBody: