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[fix] do highlight replacement at once

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Highlights all search queries in search result in one go.

Fixes the case where search query contains word from highlight HTML code,
which causes broken HTML to appear in search results.

Closes #3057
This commit is contained in:
allixx 2023-12-19 11:21:54 +03:00 committed by Markus Heiser
parent 8c73aa772b
commit e4cf0a7d4f
2 changed files with 7 additions and 4 deletions
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6
searx/webutils.py
View File

@ -290,10 +290,8 @@ def highlight_content(content, query):
if len(qs) > 0: if len(qs) > 0:
queries.extend(re.findall(regex_highlight_cjk(qs), content, flags=re.I | re.U)) queries.extend(re.findall(regex_highlight_cjk(qs), content, flags=re.I | re.U))
if len(queries) > 0: if len(queries) > 0:
for q in set(queries): regex = re.compile("|".join(map(regex_highlight_cjk, queries)))
content = re.sub( return regex.sub(lambda match: f'<span class="highlight">{match.group(0)}</span>'.replace('\\', r'\\'), content)
regex_highlight_cjk(q), f'<span class="highlight">{q}</span>'.replace('\\', r'\\'), content
)
return content return content

5
tests/unit/test_webutils.py
View File

@ -57,6 +57,11 @@ class TestWebUtils(SearxTestCase):
] ]
), ),
), ),
(
'a class',
'a string with class.',
'<span class="highlight">a</span> string with <span class="highlight">class</span>.',
),
) )
for query, content, expected in data: for query, content, expected in data:
self.assertEqual(webutils.highlight_content(content, query), expected) self.assertEqual(webutils.highlight_content(content, query), expected)