mirror of https://github.com/morpheus65535/bazarr
108 lines
3.1 KiB
Python
108 lines
3.1 KiB
Python
import typing as t
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from contextvars import ContextVar
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from werkzeug.local import LocalProxy
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if t.TYPE_CHECKING: # pragma: no cover
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from .app import Flask
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from .ctx import _AppCtxGlobals
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from .ctx import AppContext
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from .ctx import RequestContext
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from .sessions import SessionMixin
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from .wrappers import Request
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class _FakeStack:
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def __init__(self, name: str, cv: ContextVar[t.Any]) -> None:
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self.name = name
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self.cv = cv
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def _warn(self):
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import warnings
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warnings.warn(
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f"'_{self.name}_ctx_stack' is deprecated and will be"
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" removed in Flask 2.3. Use 'g' to store data, or"
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f" '{self.name}_ctx' to access the current context.",
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DeprecationWarning,
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stacklevel=3,
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)
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def push(self, obj: t.Any) -> None:
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self._warn()
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self.cv.set(obj)
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def pop(self) -> t.Any:
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self._warn()
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ctx = self.cv.get(None)
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self.cv.set(None)
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return ctx
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@property
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def top(self) -> t.Optional[t.Any]:
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self._warn()
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return self.cv.get(None)
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_no_app_msg = """\
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Working outside of application context.
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This typically means that you attempted to use functionality that needed
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the current application. To solve this, set up an application context
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with app.app_context(). See the documentation for more information.\
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"""
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_cv_app: ContextVar["AppContext"] = ContextVar("flask.app_ctx")
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__app_ctx_stack = _FakeStack("app", _cv_app)
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app_ctx: "AppContext" = LocalProxy( # type: ignore[assignment]
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_cv_app, unbound_message=_no_app_msg
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)
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current_app: "Flask" = LocalProxy( # type: ignore[assignment]
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_cv_app, "app", unbound_message=_no_app_msg
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)
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g: "_AppCtxGlobals" = LocalProxy( # type: ignore[assignment]
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_cv_app, "g", unbound_message=_no_app_msg
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)
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_no_req_msg = """\
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Working outside of request context.
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This typically means that you attempted to use functionality that needed
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an active HTTP request. Consult the documentation on testing for
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information about how to avoid this problem.\
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"""
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_cv_request: ContextVar["RequestContext"] = ContextVar("flask.request_ctx")
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__request_ctx_stack = _FakeStack("request", _cv_request)
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request_ctx: "RequestContext" = LocalProxy( # type: ignore[assignment]
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_cv_request, unbound_message=_no_req_msg
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)
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request: "Request" = LocalProxy( # type: ignore[assignment]
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_cv_request, "request", unbound_message=_no_req_msg
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)
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session: "SessionMixin" = LocalProxy( # type: ignore[assignment]
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_cv_request, "session", unbound_message=_no_req_msg
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)
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def __getattr__(name: str) -> t.Any:
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if name == "_app_ctx_stack":
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import warnings
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warnings.warn(
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"'_app_ctx_stack' is deprecated and will be remoevd in Flask 2.3.",
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DeprecationWarning,
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stacklevel=2,
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)
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return __app_ctx_stack
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if name == "_request_ctx_stack":
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import warnings
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warnings.warn(
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"'_request_ctx_stack' is deprecated and will be remoevd in Flask 2.3.",
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DeprecationWarning,
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stacklevel=2,
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)
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return __request_ctx_stack
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raise AttributeError(name)
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