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Disable underscore emphasis syntaxes for markdown

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This commit is contained in:
miruka 2019-09-11 17:19:24 -04:00
parent 5676a369b2
commit f8811f4e0c
2 changed files with 20 additions and 7 deletions
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7
TODO.md
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@ -16,6 +16,7 @@
- Time on their own lines - Time on their own lines
- When selecting text and scrolling up, selection stops working after a while - When selecting text and scrolling up, selection stops working after a while
- Ensure all the text that should be copied is copied - Ensure all the text that should be copied is copied
- Mouse wheel scrolling speed in event list
- Pressing backspace in composer sometimes doesn't work - Pressing backspace in composer sometimes doesn't work
- Message order isn't preserved when sending a first message in a E2E - Message order isn't preserved when sending a first message in a E2E
@ -67,7 +68,7 @@
- Combine events so they take less space - Combine events so they take less space
- After combining is implemented, no need to hide profile changes anymore. - After combining is implemented, no need to hide profile changes anymore.
- Replies - Replies
- Messages editing - Messages editing and redaction
- Code highlighting - Code highlighting
- Support GIF avatars and images - Support GIF avatars and images
- Adapt shortcuts flicking speed to font size and DPI - Adapt shortcuts flicking speed to font size and DPI
@ -127,7 +128,7 @@
- Edit/delete own devices - Edit/delete own devices
- Request room keys from own other devices - Request room keys from own other devices
- Auto-trust accounts within the same client - Auto-trust accounts within the same client
- Uploads & proper http thumbnails - Uploads
- Reduce messages ListView cacheBuffer height once http thumbnails - Reduce messages ListView cacheBuffer height once http thumbnails
downloading is implemented downloading is implemented
- Read receipts - Read receipts
@ -163,8 +164,6 @@
- Fetch all members when using the filter members bar - Fetch all members when using the filter members bar
- Direct chats category - Direct chats category
- Markdown: don't turn #things (no space) and `thing\n---` into title,
disable `__` syntax for bold/italic
- Better `<pre>` - Better `<pre>`
- When inviting someone to direct chat, room is "Empty room" until accepted, - When inviting someone to direct chat, room is "Empty room" until accepted,
it should be the peer's display name instead. it should be the peer's display name instead.

20
src/python/html_filter.py
View File

@ -7,8 +7,22 @@ import html_sanitizer.sanitizer as sanitizer
from html_sanitizer.sanitizer import Sanitizer from html_sanitizer.sanitizer import Sanitizer
class MarkdownRenderer(mistune.Renderer): class MarkdownInlineGrammar(mistune.InlineGrammar):
pass # Enable *word* but not _word_ syntaxes (TODO: config option for that)
emphasis = re.compile(r"^\*((?:\*\*|[^\*])+?)\*(?!\*)")
double_emphasis = re.compile(r"^\*{2}([\s\S]+?)\*{2}(?!\*)")
class MarkdownInlineLexer(mistune.InlineLexer):
grammar_class = MarkdownInlineGrammar
def output_double_emphasis(self, m):
return self.renderer.double_emphasis(self.output(m.group(1)))
def output_emphasis(self, m):
return self.renderer.emphasis(self.output(m.group(1)))
class HtmlFilter: class HtmlFilter:
@ -41,7 +55,7 @@ class HtmlFilter:
# hard_wrap: convert all \n to <br> without required two spaces # hard_wrap: convert all \n to <br> without required two spaces
self._markdown_to_html = mistune.Markdown( self._markdown_to_html = mistune.Markdown(
hard_wrap=True, renderer=MarkdownRenderer(), hard_wrap=True, inline=MarkdownInlineLexer,
) )
self._markdown_to_html.block.default_rules = [ self._markdown_to_html.block.default_rules = [