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https://github.com/osm-search/Nominatim.git
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f85b0c6208
If the new setting NOMINATIM_SERVE_LEGACY_URLS is set, the servers expose the endpoints also with the .php suffix to ensure backwards compatibility.
73 lines
2.4 KiB
Python
73 lines
2.4 KiB
Python
# SPDX-License-Identifier: GPL-2.0-only
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#
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# This file is part of Nominatim. (https://nominatim.org)
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#
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# Copyright (C) 2023 by the Nominatim developer community.
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# For a full list of authors see the git log.
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"""
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Server implementation using the sanic webserver framework.
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"""
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from typing import Any, Optional, Mapping, Callable, cast, Coroutine
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from pathlib import Path
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from sanic import Request, HTTPResponse, Sanic
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from sanic.exceptions import SanicException
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from sanic.response import text as TextResponse
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from nominatim.api import NominatimAPIAsync
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import nominatim.api.v1 as api_impl
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class ParamWrapper(api_impl.ASGIAdaptor):
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""" Adaptor class for server glue to Sanic framework.
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"""
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def __init__(self, request: Request) -> None:
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self.request = request
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def get(self, name: str, default: Optional[str] = None) -> Optional[str]:
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return cast(Optional[str], self.request.args.get(name, default))
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def get_header(self, name: str, default: Optional[str] = None) -> Optional[str]:
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return cast(Optional[str], self.request.headers.get(name, default))
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def error(self, msg: str) -> SanicException:
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return SanicException(msg, status_code=400)
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def create_response(self, status: int, output: str,
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content_type: str) -> HTTPResponse:
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return TextResponse(output, status=status, content_type=content_type)
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def _wrap_endpoint(func: api_impl.EndpointFunc)\
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-> Callable[[Request], Coroutine[Any, Any, HTTPResponse]]:
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async def _callback(request: Request) -> HTTPResponse:
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return cast(HTTPResponse, await func(request.app.ctx.api, ParamWrapper(request)))
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return _callback
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def get_application(project_dir: Path,
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environ: Optional[Mapping[str, str]] = None) -> Sanic:
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""" Create a Nominatim sanic ASGI application.
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"""
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app = Sanic("NominatimInstance")
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app.ctx.api = NominatimAPIAsync(project_dir, environ)
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if app.ctx.api.config.get_bool('CORS_NOACCESSCONTROL'):
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from sanic_cors import CORS # pylint: disable=import-outside-toplevel
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CORS(app)
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legacy_urls = app.ctx.api.config.get_bool('SERVE_LEGACY_URLS')
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for name, func in api_impl.ROUTES:
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endpoint = _wrap_endpoint(func)
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app.add_route(endpoint, f"/{name}", name=f"v1_{name}_simple")
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if legacy_urls:
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app.add_route(endpoint, f"/{name}.php", name=f"v1_{name}_legacy")
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return app
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