all

backend/api/gallery.py

@@ -1,12 +1,15 @@
-"""Galerie publique — accessible sans authentification."""
+"""Galerie publique -- accessible sans authentification."""
 
+import asyncio
 import logging
-
-from fastapi import APIRouter, Request, Query
-from fastapi.responses import HTMLResponse, JSONResponse, RedirectResponse
-from fastapi.templating import Jinja2Templates
+from datetime import datetime
 from pathlib import Path
 
+import httpx
+from fastapi import APIRouter, Request, Query
+from fastapi.responses import HTMLResponse, RedirectResponse, Response
+from fastapi.templating import Jinja2Templates
+
 logger = logging.getLogger(__name__)
 router = APIRouter()
 
@@ -15,7 +18,6 @@ _templates = Jinja2Templates(directory=Path(__file__).parent.parent.parent / "fr
 
 @router.get("/", response_class=HTMLResponse)
 async def index(request: Request):
-    """Page d'accueil → redirige vers la galerie publique."""
     return RedirectResponse(url="/gallery")
 
 
@@ -23,7 +25,7 @@ async def index(request: Request):
 async def gallery_page(request: Request):
     cfg = request.app.state.config
     if not cfg.gallery.public_enabled:
-        return HTMLResponse("<h1>Galerie désactivée</h1>", status_code=403)
+        return HTMLResponse("<h1>Galerie desactivee</h1>", status_code=403)
     return _templates.TemplateResponse("public/gallery.html", {"request": request, "config": cfg})
 
 
@@ -33,13 +35,9 @@ async def api_gallery_photos(
     page: int = Query(default=1, ge=1),
     limit: int = Query(default=24, ge=1, le=100),
 ):
-    """Liste des photos depuis photobooth-app (paginée)."""
     pb = request.app.state.photobooth_service
-    cfg = request.app.state.config
 
     all_photos = await pb.get_media_collection(limit=500)
-
-    # Filtre sur les images uniquement
     photos = [p for p in all_photos if _is_image(p)]
 
     total = len(photos)
@@ -47,7 +45,6 @@ async def api_gallery_photos(
     end = start + limit
     page_photos = photos[start:end]
 
-    # Enrichit avec les URLs
     for p in page_photos:
         pid = _get_id(p)
         p["full_url"] = pb.media_url(pid)
@@ -64,9 +61,37 @@ async def api_gallery_photos(
 
 @router.get("/api/gallery/download/{photo_id}")
 async def download_photo(request: Request, photo_id: str):
-    """Redirige vers le fichier full-res sur photobooth-app."""
+    """Proxy la photo full-res avec un nom de fichier lie a l'evenement en cours."""
     pb = request.app.state.photobooth_service
-    return RedirectResponse(url=pb.media_url(photo_id))
+    cfg = request.app.state.config
+    event_svc = getattr(request.app.state, "event_service", None)
+
+    img_url = pb.media_url(photo_id)
+    slug = cfg.event.slug or "photomaton"
+    date_str = datetime.now().strftime("%Y-%m-%d")
+    filename = f"{slug}_By_LSDW_{date_str}.jpg"
+
+    try:
+        async with httpx.AsyncClient(timeout=30.0) as client:
+            r = await client.get(img_url)
+            r.raise_for_status()
+
+        if event_svc:
+            asyncio.create_task(event_svc.increment(slug, "downloads"))
+
+        content_type = r.headers.get("content-type", "image/jpeg")
+        return Response(
+            content=r.content,
+            media_type=content_type,
+            headers={
+                "Content-Disposition": f'attachment; filename="{filename}"',
+                "Content-Length": str(len(r.content)),
+                "Cache-Control": "no-cache",
+            },
+        )
+    except Exception as e:
+        logger.warning("Download proxy echoue (%s), fallback redirect: %s", photo_id, e)
+        return RedirectResponse(url=img_url)
 
 
 def _is_image(item: dict) -> bool: