Source code for betty.project.extension.demo

"""
Provide demonstration site functionality.
"""

from __future__ import annotations

from typing import TYPE_CHECKING, final

from typing_extensions import override

from betty.locale.localizable import static
from betty.plugin import ShorthandPluginBase
from betty.project.extension import Extension
from betty.project.extension.cotton_candy import CottonCandy
from betty.project.extension.demo.project import load_ancestry
from betty.project.extension.deriver import Deriver
from betty.project.extension.http_api_doc import HttpApiDoc
from betty.project.extension.maps import Maps
from betty.project.extension.trees import Trees
from betty.project.extension.wikipedia import Wikipedia
from betty.project.load import LoadAncestryEvent

if TYPE_CHECKING:
    from betty.plugin import PluginIdentifier
    from betty.event_dispatcher import EventHandlerRegistry


[docs] @final class Demo(ShorthandPluginBase, Extension): """ Provide demonstration site functionality. """ _plugin_id = "demo" _plugin_label = static("Demo")
[docs] @override @classmethod def depends_on(cls) -> set[PluginIdentifier[Extension]]: return { CottonCandy, Deriver, HttpApiDoc, Maps, Trees, Wikipedia, }
[docs] @override def register_event_handlers(self, registry: EventHandlerRegistry) -> None: registry.add_handler( LoadAncestryEvent, lambda event: load_ancestry(event.project) )