feat: user stt language

backend/open_webui/routers/files.py

@@ -1,6 +1,7 @@
 import logging
 import os
 import uuid
+import json
 from fnmatch import fnmatch
 from pathlib import Path
 from typing import Optional
@@ -10,6 +11,7 @@ from fastapi import (
     APIRouter,
     Depends,
     File,
+    Form,
     HTTPException,
     Request,
     UploadFile,
@@ -84,13 +86,23 @@ def has_access_to_file(
 def upload_file(
     request: Request,
     file: UploadFile = File(...),
-    user=Depends(get_verified_user),
-    metadata: dict = None,
+    metadata: Optional[dict | str] = Form(None),
     process: bool = Query(True),
+    internal: bool = False,
+    user=Depends(get_verified_user),
 ):
     log.info(f"file.content_type: {file.content_type}")
 
+    if isinstance(metadata, str):
+        try:
+            metadata = json.loads(metadata)
+        except json.JSONDecodeError:
+            raise HTTPException(
+                status_code=status.HTTP_400_BAD_REQUEST,
+                detail=ERROR_MESSAGES.DEFAULT("Invalid metadata format"),
+            )
     file_metadata = metadata if metadata else {}
+
     try:
         unsanitized_filename = file.filename
         filename = os.path.basename(unsanitized_filename)
@@ -99,7 +111,7 @@ def upload_file(
         # Remove the leading dot from the file extension
         file_extension = file_extension[1:] if file_extension else ""
 
-        if not file_metadata and request.app.state.config.ALLOWED_FILE_EXTENSIONS:
+        if (not internal) and request.app.state.config.ALLOWED_FILE_EXTENSIONS:
             request.app.state.config.ALLOWED_FILE_EXTENSIONS = [
                 ext for ext in request.app.state.config.ALLOWED_FILE_EXTENSIONS if ext
             ]
@@ -147,7 +159,7 @@ def upload_file(
                         "video/webm"
                     }:
                         file_path = Storage.get_file(file_path)
-                        result = transcribe(request, file_path)
+                        result = transcribe(request, file_path, file_metadata)
 
                         process_file(
                             request,