3 files changed, 42 insertions, 1 deletions

diff --git a/shared/models/server/index.ts b/shared/models/server/index.ts
index b5163954a..06bf5c599 100644
--- a/shared/models/server/index.ts
+++ b/shared/models/server/index.ts
@@ -6,6 +6,7 @@ export * from './debug.model'
 export * from './emailer.model'
 export * from './job.model'
 export * from './log-level.type'
+export * from './peertube-problem-document.model'
 export * from './server-config.model'
 export * from './server-debug.model'
 export * from './server-error-code.enum'
diff --git a/shared/models/server/peertube-problem-document.model.ts b/shared/models/server/peertube-problem-document.model.ts
new file mode 100644
index 000000000..5e1c320f3
--- /dev/null
+++ b/shared/models/server/peertube-problem-document.model.ts
@@ -0,0 +1,32 @@
+import { HttpStatusCode } from '@shared/core-utils'
+import { OAuth2ErrorCode, ServerErrorCode } from './server-error-code.enum'
+
+export interface PeerTubeProblemDocumentData {
+  'invalid-params'?: Record<string, Object>
+
+  originUrl?: string
+
+  keyId?: string
+
+  targetUrl?: string
+
+  actorUrl?: string
+
+  // Feeds
+  format?: string
+  url?: string
+}
+
+export interface PeerTubeProblemDocument extends PeerTubeProblemDocumentData {
+  type: string
+  title: string
+
+  detail: string
+  // Compat PeerTube <= 3.2
+  error: string
+
+  status: HttpStatusCode
+
+  docs?: string
+  code?: ServerErrorCode | OAuth2ErrorCode
+}
diff --git a/shared/models/server/server-error-code.enum.ts b/shared/models/server/server-error-code.enum.ts
index 93b9ce20d..43996e7aa 100644
--- a/shared/models/server/server-error-code.enum.ts
+++ b/shared/models/server/server-error-code.enum.ts
@@ -48,5 +48,13 @@ export const enum OAuth2ErrorCode {
    *
    * @see https://github.com/oauthjs/node-oauth2-server/blob/master/lib/errors/invalid-client-error.js
    */
-  INVALID_CLIENT = 'invalid_client'
+  INVALID_CLIENT = 'invalid_client',
+
+
+  /**
+   * The access token provided is expired, revoked, malformed, or invalid for other reasons
+   *
+   * @see https://github.com/oauthjs/node-oauth2-server/blob/master/lib/errors/invalid-token-error.js
+   */
+  INVALID_TOKEN = 'invalid_token',
 }