searxng/searx/plugins/hostname_replace.py
Alexandre Flament 0f43b39eac [enh] add hostname_replace plugin
* backport of https://github.com/searx/searx/pull/2724
* allow to remove result if the replacement is the boolean value false
2021-09-11 13:23:06 +02:00

33 lines
1,000 B
Python

# SPDX-License-Identifier: AGPL-3.0-or-later
import re
from urllib.parse import urlunparse
from searx import settings
from searx.plugins import logger
from flask_babel import gettext
name = gettext('Hostname replace')
description = gettext('Rewrite result hostnames or remove results based on the hostname')
default_on = False
preference_section = 'general'
plugin_id = 'hostname_replace'
replacements = {re.compile(p): r for (p, r) in settings[plugin_id].items()} if plugin_id in settings else {}
logger = logger.getChild(plugin_id)
parsed = 'parsed_url'
def on_result(request, search, result):
if parsed not in result:
return True
for (pattern, replacement) in replacements.items():
if pattern.search(result[parsed].netloc):
if not replacement:
return False
result[parsed] = result[parsed]._replace(netloc=pattern.sub(replacement, result[parsed].netloc))
result['url'] = urlunparse(result[parsed])
return True