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LibHTML+IRCClient: Add an escape_html_entities() helper

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This simple helper escapes '<', '>' and '&' so they can be used in HTML
text without interfering with the parser.

Use this in IRCClient to prevent incoming messages from messing with
the DOM :^)
This commit is contained in:
Andreas Kling 2019-11-06 22:37:24 +01:00
parent d17930d9e2
commit a377e8d3f5
3 changed files with 19 additions and 2 deletions
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4
Applications/IRCClient/IRCLogBuffer.cpp
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@ -54,7 +54,7 @@ void IRCLogBuffer::add_message(char prefix, const String& name, const String& te
color.to_string().characters(),
timestamp_string().characters(),
nick_string.characters(),
text.characters());
escape_html_entities(text).characters());
auto fragment = parse_html_fragment(*m_document, html);
m_container_element->append_child(fragment->remove_child(*fragment->first_child()));
m_document->force_layout();
@ -69,7 +69,7 @@ void IRCLogBuffer::add_message(const String& text, Color color)
"</div>",
color.to_string().characters(),
timestamp_string().characters(),
text.characters());
escape_html_entities(text).characters());
auto fragment = parse_html_fragment(*m_document, html);
m_container_element->append_child(fragment->remove_child(*fragment->first_child()));
m_document->force_layout();