Initial upload

app/routes/webdav.py

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+from typing import Optional
+from fastapi import APIRouter, Request, Depends, HTTPException
+from fastapi.responses import HTMLResponse
+from fastapi.templating import Jinja2Templates
+import pathlib
+from .. import dav, jmap, config
+
+router = APIRouter()
+templates = Jinja2Templates(directory=str(pathlib.Path(__file__).resolve().parent.parent / "templates"))
+
+def require_user(request: Request):
+    user = request.session.get("user")
+    if not user:
+        raise HTTPException(status_code=401)
+    return user
+
+@router.get("/webdav", response_class=HTMLResponse)
+async def webdav_browse(request: Request, path: Optional[str]=None, user=Depends(require_user)):
+    async with jmap.client() as ac:
+        items = await dav.propfind(ac, config.WEBDAV_BASE, path, tuple(user["auth"]))
+    return templates.TemplateResponse("webdav.html", {"request": request, "items": items, "base": config.WEBDAV_BASE, "user": user})