searxng/searx/plugins/ahmia_filter.py

# SPDX-License-Identifier: AGPL-3.0-or-later
# pylint: disable=missing-module-docstring

from hashlib import md5
from searx.data import ahmia_blacklist_loader

name = "Ahmia blacklist"
description = "Filter out onion results that appear in Ahmia's blacklist. (See https://ahmia.fi/blacklist)"
default_on = True
preference_section = 'onions'

ahmia_blacklist = None


def on_result(_request, _search, result):
    if not result.get('is_onion') or not result.get('parsed_url'):
        return True
    result_hash = md5(result['parsed_url'].hostname.encode()).hexdigest()
    return result_hash not in ahmia_blacklist


def init(_app, settings):
    global ahmia_blacklist  # pylint: disable=global-statement
    if not settings['outgoing']['using_tor_proxy']:
        # disable the plugin
        return False
    ahmia_blacklist = ahmia_blacklist_loader()
    return True