Multiline IWikiSyntaxProvider

pagesample.txt

This is a page with ##just hidden## spoiler. <- This works correctly and on the page displays without the surrounding ##

== '''__Header2__''' ==

Trying to replicate an issue found on another page.


The below content doesn't work correctly and the ## are shown.

##
=== '''''Header3 Header''''' ===

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Praesent vulputate, est ultricies euismod malesuada, diam nulla dignissim eros, id fringilla tortor libero ut nisl. Aliquam porttitor turpis lorem, nec pharetra ex vehicula nec. Cras feugiat luctus lacinia. Vestibulum cursus bibendum diam, at tincidunt libero egestas venenatis. Praesent quis luctus nunc. Donec auctor enim purus, ut commodo risus varius sed. Nunc id erat suscipit, mollis est nec, posuere lectus. Vestibulum ante ipsum primis in faucibus orci luctus et ultrices posuere cubilia Curae; Duis quis odio quis orci vestibulum mattis non ac arcu.
##

plugin.py

# -*- coding: utf-8 -*-
""" Copyright (c) 2018 Ben Lau <benjamin.a.lau@gmail.com>"""
from genshi.builder import tag

from trac.core import *
from trac.wiki.api import IWikiSyntaxProvider

class SpoilerMarkupPlugin(Component):
    """ Trac Plug-in to provide Wiki Syntax for marking spoiler for exclusion in includes."""
    implements ( IWikiSyntaxProvider )

    RE_SPOILER  = r"##(?P<spoiler>.*?)##(?ms)"

    def _spoiler(self, formatter, match, fullmatch):
        content = fullmatch.group('spoiler')
        return content

    def get_wiki_syntax(self):
        yield  ( self.RE_SPOILER , self._spoiler )

    def get_link_resolvers(self):
        return []