Block mobile devices: show desktop-only page

2026-04-28 20:52:24 +00:00
parent 8f3617afdd
commit 154ec35384
1 changed files with 46 additions and 0 deletions
@@ -159,6 +159,52 @@ async def request_logging_middleware(request: Request, call_next):
    return response
 import re as _re_mob
 _MOBILE_UA_RE = _re_mob.compile(
    r"(Mobile|Android|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini|webOS)",
    _re_mob.IGNORECASE,
 )
 _MOBILE_PAGE = (
    "<!doctype html>"
    '<html lang="ru">'
    "<head>"
    '<meta charset="utf-8"/>'
    '<meta name="viewport" content="width=device-width,initial-scale=1"/>'
    "<title>МОНТ - инфрастуктурный полигон</title>"
    "<style>"
    "*{box-sizing:border-box;margin:0;padding:0}"
    "body{min-height:100dvh;display:flex;flex-direction:column;align-items:center;"
    "justify-content:center;background:linear-gradient(160deg,#0a2a4a 0%,#1565a0 60%,#1e88c8 100%);"
    "font-family:sans-serif;color:#fff;padding:2rem 1.5rem;text-align:center}"
    ".logo{width:120px;margin-bottom:2rem}"
    "h1{font-size:1.3rem;font-weight:700;margin-bottom:1rem;line-height:1.35}"
    "p{font-size:0.95rem;color:rgba(255,255,255,.75);line-height:1.5;max-width:280px}"
    ".icon{font-size:3.5rem;margin-bottom:1.2rem}"
    "</style>"
    "</head>"
    "<body>"
    '<img class="logo" src="/static/logo.png" alt="MONT"/>'
    '<div class="icon">&#128421;</div>'
    "<h1>Ресурс доступен<br>только с ПК</h1>"
    "<p>Пожалуйста, откройте эту страницу на компьютере или ноутбуке.</p>"
    "</body>"
    "</html>"
 )
@app.middleware("http")
 async def mobile_block_middleware(request: Request, call_next):
    path = request.url.path
    if path.startswith("/static/"):
        return await call_next(request)
    ua = request.headers.get("user-agent", "")
    if _MOBILE_UA_RE.search(ua):
        from starlette.responses import HTMLResponse as _HR
        return _HR(content=_MOBILE_PAGE, status_code=200)
    return await call_next(request)
 class Base(DeclarativeBase):
    pass