mirror of https://git.sr.ht/~tsileo/microblog.pub
113 lines
2.7 KiB
Python
113 lines
2.7 KiB
Python
from pathlib import Path
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from typing import Any
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from typing import Callable
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from fastapi import APIRouter
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from fastapi import Depends
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from fastapi import Request
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from starlette.responses import JSONResponse
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_DATA_DIR = Path().parent.resolve() / "data"
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_Handler = Callable[..., Any]
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class HTMLPage:
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def __init__(
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self,
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title: str,
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html_file: str,
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show_in_navbar: bool,
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) -> None:
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self.title = title
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self.html_file = _DATA_DIR / html_file
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self.show_in_navbar = show_in_navbar
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class RawHandler:
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def __init__(
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self,
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title: str,
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handler: Any,
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show_in_navbar: bool,
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) -> None:
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self.title = title
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self.handler = handler
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self.show_in_navbar = show_in_navbar
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_CUSTOM_ROUTES: dict[str, HTMLPage | RawHandler] = {}
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def register_html_page(
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path: str,
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*,
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title: str,
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html_file: str,
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show_in_navbar: bool = True,
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) -> None:
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if path in _CUSTOM_ROUTES:
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raise ValueError(f"{path} is already registered")
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_CUSTOM_ROUTES[path] = HTMLPage(title, html_file, show_in_navbar)
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def register_raw_handler(
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path: str,
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*,
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title: str,
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handler: _Handler,
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show_in_navbar: bool = True,
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) -> None:
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if path in _CUSTOM_ROUTES:
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raise ValueError(f"{path} is already registered")
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_CUSTOM_ROUTES[path] = RawHandler(title, handler, show_in_navbar)
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class ActivityPubResponse(JSONResponse):
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media_type = "application/activity+json"
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def _custom_page_handler(path: str, html_page: HTMLPage) -> Any:
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from app import templates
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from app.actor import LOCAL_ACTOR
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from app.config import is_activitypub_requested
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from app.database import AsyncSession
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from app.database import get_db_session
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async def _handler(
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request: Request,
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db_session: AsyncSession = Depends(get_db_session),
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) -> templates.TemplateResponse | ActivityPubResponse:
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if path == "/" and is_activitypub_requested(request):
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return ActivityPubResponse(LOCAL_ACTOR.ap_actor)
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return await templates.render_template(
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db_session,
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request,
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"custom_page.html",
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{
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"page_content": html_page.html_file.read_text(),
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"title": html_page.title,
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},
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)
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return _handler
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def get_custom_router() -> APIRouter | None:
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if not _CUSTOM_ROUTES:
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return None
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router = APIRouter()
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for path, handler in _CUSTOM_ROUTES.items():
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if isinstance(handler, HTMLPage):
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router.add_api_route(
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path, _custom_page_handler(path, handler), methods=["GET"]
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)
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else:
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router.add_api_route(path, handler.handler)
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return router
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