Fix load share conversation

g4f/gui/server/api.py

@@ -9,6 +9,7 @@ from inspect import signature
 
 from ...errors import VersionNotFoundError, MissingAuthError
 from ...image.copy_images import copy_media, ensure_media_dir, get_media_dir
+from ...image import get_width_height
 from ...tools.run_tools import iter_run_tools
 from ... import Provider
 from ...providers.base_provider import ProviderModelMixin
@@ -196,8 +197,9 @@ class Api:
                     media = chunk
                     if download_media or chunk.get("cookies"):
                         chunk.alt = format_media_prompt(kwargs.get("messages"), chunk.alt)
-                        tags = [model, kwargs.get("aspect_ratio"), kwargs.get("resolution"), kwargs.get("width"), kwargs.get("height")]
+                        width, height = get_width_height(chunk.get("width"), chunk.get("height"))
-                        media = asyncio.run(copy_media(chunk.get_list(), chunk.get("cookies"), chunk.get("headers"), proxy=proxy, alt=chunk.alt, tags=tags))
+                        tags = [model, kwargs.get("aspect_ratio"), kwargs.get("resolution")]
+                        media = asyncio.run(copy_media(chunk.get_list(), chunk.get("cookies"), chunk.get("headers"), proxy=proxy, alt=chunk.alt, tags=tags, add_url=f"width={width}&height={height}&"))
                         media = ImageResponse(media, chunk.alt) if isinstance(chunk, ImageResponse) else VideoResponse(media, chunk.alt)
                     yield self._format_json("content", str(media), urls=media.urls, alt=media.alt)
                 elif isinstance(chunk, SynthesizeData):

g4f/gui/server/backend_api.py

@@ -442,14 +442,14 @@ class Backend_Api(Api):
         @self.app.route('/backend-api/v2/chat/<share_id>', methods=['GET'])
         def get_chat(share_id: str) -> str:
             share_id = secure_filename(share_id)
-            if self.chat_cache.get(share_id, 0) == int(request.headers.get("if-none-match", 0)):
+            if self.chat_cache.get(share_id, 0) == int(request.headers.get("if-none-match", -1)):
                 return jsonify({"error": {"message": "Not modified"}}), 304
             file = get_bucket_dir(share_id, "chat.json")
             if not os.path.isfile(file):
                 return jsonify({"error": {"message": "Not found"}}), 404
             with open(file, 'r') as f:
                 chat_data = json.load(f)
-                if chat_data.get("updated", 0) == int(request.headers.get("if-none-match", 0)):
+                if chat_data.get("updated", 0) == int(request.headers.get("if-none-match", -1)):
                     return jsonify({"error": {"message": "Not modified"}}), 304
                 self.chat_cache[share_id] = chat_data.get("updated", 0)
                 return jsonify(chat_data), 200

g4f/image/__init__.py

@@ -310,26 +310,31 @@ def to_input_audio(audio: ImageType, filename: str = None) -> str:
 def use_aspect_ratio(extra_body: dict, aspect_ratio: str) -> Image:
     extra_body = {key: value for key, value in extra_body.items() if value is not None}
     if extra_body.get("width") is None or extra_body.get("height") is None:
-        if aspect_ratio == "1:1":
+        width, height = get_width_height(
+            aspect_ratio,
+            extra_body.get("width"),
+            extra_body.get("height")
+        )
         extra_body = {
-                "width": extra_body.get("width", 1024),
+            "width": width,
-                "height": extra_body.get("height", 1024),
+            "height": height,
-                **extra_body
-            }
-        elif aspect_ratio == "16:9":
-            extra_body = {
-                "width": extra_body.get("width", 832),
-                "height": extra_body.get("height", 480),
-                **extra_body
-            }
-        elif aspect_ratio == "9:16":
-            extra_body = {
-                "width": extra_body.get("width", 480),
-                "height": extra_body.get("height", 832),
             **extra_body
         }
     return extra_body
 
+def get_width_height(
+    aspect_ratio: str,
+    width: Optional[int] = None,
+    height: Optional[int] = None
+) -> tuple[int, int]:
+    if aspect_ratio == "1:1":
+        return width or 1024, height or 1024
+    elif aspect_ratio == "16:9":
+        return width or 832, height or 480
+    elif aspect_ratio == "9:16":
+        return width or 480, height or 832,
+    return width, height
+
 class ImageRequest:
     def __init__(
         self,

g4f/image/copy_images.py

@@ -10,7 +10,7 @@ from urllib.parse import quote, unquote
 from aiohttp import ClientSession, ClientError
 from urllib.parse import urlparse
 
-from ..typing import Optional, Cookies
+from ..typing import Optional, Cookies, Union
 from ..requests.aiohttp import get_connector
 from ..image import MEDIA_TYPE_MAP, EXTENSIONS_MAP
 from ..tools.files import secure_filename
@@ -108,7 +108,7 @@ async def copy_media(
     proxy: Optional[str] = None,
     alt: str = None,
     tags: list[str] = None,
-    add_url: bool = True,
+    add_url: Union[bool, str] = True,
     target: str = None,
     ssl: bool = None
 ) -> list[str]:
@@ -178,7 +178,7 @@ async def copy_media(
                         pass
                 # Build URL with safe encoding
                 url_filename = quote(os.path.basename(target_path))
-                return f"/media/{url_filename}" + (('?url=' + quote(image)) if add_url and not image.startswith('data:') else '')
+                return f"/media/{url_filename}" + (('?' + add_url if isinstance(add_url, str) else '' + 'url=' + quote(image)) if add_url and not image.startswith('data:') else '')
 
             except (ClientError, IOError, OSError, ValueError) as e:
                 debug.error(f"Image copying failed: {type(e).__name__}: {e}")

g4f/tools/media.py

@@ -70,7 +70,15 @@ def merge_media(media: list, messages: list) -> Iterator:
         yield from media
 
 def render_messages(messages: Messages, media: list = None) -> Iterator:
+    last_is_assistant = False
     for idx, message in enumerate(messages):
+        # Remove duplicate assistant messages
+        if message.get("role") == "assistant":
+            if last_is_assistant:
+                continue
+            last_is_assistant = True
+        else:
+            last_is_assistant = False
         if isinstance(message["content"], list):
             parts = [render_part(part) for part in message["content"] if part]
             yield {