sanic/guide/webapp/display/plugins/attrs.py

38 lines
1.1 KiB
Python

from re import Match
from textwrap import dedent
from typing import Any
from html5tagger import HTML, E
from mistune.block_parser import BlockParser
from mistune.core import BlockState
from mistune.directives import DirectivePlugin
class Attributes(DirectivePlugin):
def __call__(self, directive, md):
directive.register("attrs", self.parse)
if md.renderer.NAME == "html":
md.renderer.register("attrs", self._render)
def parse(self, block: BlockParser, m: Match, state: BlockState) -> dict[str, Any]:
info = m.groupdict()
options = dict(self.parse_options(m))
new_state = block.state_cls()
new_state.process(dedent(info["text"]))
block.parse(new_state)
options.setdefault("class_", "additional-attributes")
classes = options.pop("class", "")
if classes:
options["class_"] += f" {classes}"
return {
"type": "attrs",
"text": info["text"],
"children": new_state.tokens,
"attrs": options,
}
def _render(self, _, text: str, **attrs) -> str:
return str(E.div(HTML(text), **attrs))