Commit fbb0e9d2 authored Mar 16, 2023 by Solirs Committed by Markus Heiser Mar 17, 2023

[fix] server side error: escape backslashes in the query highlight_content

Any backslash escapes in the replacement are processed [1], backslashes should
be escaped [2].

[1] https://docs.python.org/3/library/re.html#re.sub
[2] https://docs.python.org/3/library/re.html#re.escape

closes:
- https://github.com/searxng/searxng/issues/2256
- https://github.com/searxng/searxng/issues/2250

parent 3e9cddc6

searx/webutils.py

+3 −1

Original line number	Diff line number	Diff line
		@@ -174,7 +174,9 @@ def highlight_content(content, query):
		queries.extend(re.findall(regex_highlight_cjk(qs), content, flags=re.I \| re.U))
		if len(queries) > 0:
		for q in set(queries):
		content = re.sub(regex_highlight_cjk(q), f'<span class="highlight">{q}</span>', content)
		content = re.sub(
		regex_highlight_cjk(q), f'<span class="highlight">{q}</span>'.replace('\\', r'\\'), content
		)
		return content