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fix: populate RequestContext with context processors (#643)

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Juro Oravec 2024-09-04 21:31:44 +02:00 • committed by GitHub
parent 96a4717631
commit 2d0f270df4
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2 changed files with 113 additions and 17 deletions
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51
src/django_components/component.py
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@ -1,6 +1,7 @@
import inspect
import types
from collections import deque
from contextlib import contextmanager
from dataclasses import dataclass
from typing import (
Any,
@ -8,6 +9,7 @@ from typing import (
ClassVar,
Deque,
Dict,
Generator,
Generic,
List,
Literal,
@ -520,22 +522,7 @@ class Component(Generic[ArgsType, KwargsType, DataType, SlotsType], metaclass=Co
context_data = self.get_context_data(*args, **kwargs)
self._validate_outputs(context_data)
with context.update(context_data):
template = self.get_template(context)
_monkeypatch_template(template)
if context.template is None:
# Associate the newly-created Context with a Template, otherwise we get
# an error when we try to use `{% include %}` tag inside the template?
# See https://github.com/EmilStenstrom/django-components/issues/580
context.template = template
context.template_name = template.name
# Set `Template._dc_is_component_nested` based on whether we're currently INSIDE
# the `{% extends %}` tag.
# Part of fix for https://github.com/EmilStenstrom/django-components/issues/508
template._dc_is_component_nested = bool(context.render_context.get(BLOCK_CONTEXT_KEY))
with _prepare_template(self, context, context_data) as template:
# Support passing slots explicitly to `render` method
if has_slots:
fill_content = self._fills_from_slots_data(
@ -843,3 +830,35 @@ def _monkeypatch_template(template: Template) -> None:
# See https://stackoverflow.com/a/42154067/9788634
template.render = types.MethodType(_template_render, template)
@contextmanager
def _maybe_bind_template(context: Context, template: Template) -> Generator[None, Any, None]:
if context.template is None:
with context.bind_template(template):
yield
else:
yield
@contextmanager
def _prepare_template(
component: Component,
context: Context,
context_data: Any,
) -> Generator[Template, Any, None]:
with context.update(context_data):
# Associate the newly-created Context with a Template, otherwise we get
# an error when we try to use `{% include %}` tag inside the template?
# See https://github.com/EmilStenstrom/django-components/issues/580
# And https://github.com/EmilStenstrom/django-components/issues/634
template = component.get_template(context)
_monkeypatch_template(template)
# Set `Template._dc_is_component_nested` based on whether we're currently INSIDE
# the `{% extends %}` tag.
# Part of fix for https://github.com/EmilStenstrom/django-components/issues/508
template._dc_is_component_nested = bool(context.render_context.get(BLOCK_CONTEXT_KEY))
with _maybe_bind_template(context, template):
yield template