Merge pull request #1930 from open-webui/dev

fix

backend/apps/images/main.py

@@ -317,12 +317,13 @@ class GenerateImageForm(BaseModel):
 
 def save_b64_image(b64_str):
     try:
+        image_id = str(uuid.uuid4())
+
+        if "," in b64_str:
             header, encoded = b64_str.split(",", 1)
             mime_type = header.split(";")[0]
 
             img_data = base64.b64decode(encoded)
-
-        image_id = str(uuid.uuid4())
             image_format = mimetypes.guess_extension(mime_type)
 
             image_filename = f"{image_id}{image_format}"
@@ -330,6 +331,17 @@ def save_b64_image(b64_str):
             with open(file_path, "wb") as f:
                 f.write(img_data)
             return image_filename
+        else:
+            image_filename = f"{image_id}.png"
+            file_path = IMAGE_CACHE_DIR.joinpath(image_filename)
+
+            img_data = base64.b64decode(b64_str)
+
+            # Write the image data to a file
+            with open(file_path, "wb") as f:
+                f.write(img_data)
+            return image_filename
+
     except Exception as e:
         log.exception(f"Error saving image: {e}")
         return None