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fix: implement safe retrieval of component classes from registry (#934)

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Oliver Haas 2025-02-01 11:08:35 +01:00 • committed by GitHub
parent bafa9f7cc5
commit f01ee1fe8a
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3 changed files with 24 additions and 30 deletions
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13
src/django_components/component.py
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@ -1,4 +1,3 @@
import inspect
import types
from collections import deque
from contextlib import contextmanager
@ -52,6 +51,7 @@ from django_components.dependencies import (
cache_component_css_vars,
cache_component_js,
cache_component_js_vars,
comp_hash_mapping,
postprocess_component_html,
set_component_attrs_for_js_and_css,
)
@ -72,7 +72,7 @@ from django_components.slots import (
)
from django_components.template import cached_template
from django_components.util.django_monkeypatch import is_template_cls_patched
from django_components.util.misc import gen_id
from django_components.util.misc import gen_id, hash_comp_cls
from django_components.util.template_tag import TagAttr
from django_components.util.validation import validate_typed_dict, validate_typed_tuple
@ -499,7 +499,7 @@ class Component(
However, there's a few differences from Django's Media class:
1. Our Media class accepts various formats for the JS and CSS files: either a single file, a list,
or (CSS-only) a dictonary (See [`ComponentMediaInput`](../api#django_components.ComponentMediaInput)).
or (CSS-only) a dictionary (See [`ComponentMediaInput`](../api#django_components.ComponentMediaInput)).
2. Individual JS / CSS files can be any of `str`, `bytes`, `Path`,
[`SafeString`](https://dev.to/doridoro/django-safestring-afj), or a function
(See [`ComponentMediaInputPath`](../api#django_components.ComponentMediaInputPath)).
@ -556,7 +556,7 @@ class Component(
# MISC
# #####################################
_class_hash: ClassVar[int]
_class_hash: ClassVar[str]
def __init__(
self,
@ -587,7 +587,8 @@ class Component(
self._types: Optional[Union[Tuple[Any, Any, Any, Any, Any, Any], Literal[False]]] = None
def __init_subclass__(cls, **kwargs: Any) -> None:
cls._class_hash = hash(inspect.getfile(cls) + cls.__name__)
cls._class_hash = hash_comp_cls(cls)
comp_hash_mapping[cls._class_hash] = cls
@property
def name(self) -> str:
@ -627,7 +628,7 @@ class Component(
@property
def input(self) -> RenderInput[ArgsType, KwargsType, SlotsType]:
"""
Input holds the data (like arg, kwargs, slots) that were passsed to
Input holds the data (like arg, kwargs, slots) that were passed to
the current execution of the `render` method.
"""
if not len(self._render_stack):