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43 lines
1.1 KiB
Python
43 lines
1.1 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
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# pylint: disable=missing-module-docstring
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import re
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from urllib.parse import urlunparse, parse_qsl, urlencode
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from flask_babel import gettext
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regexes = {
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re.compile(r'utm_[^&]+'),
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re.compile(r'(wkey|wemail)[^&]*'),
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re.compile(r'(_hsenc|_hsmi|hsCtaTracking|__hssc|__hstc|__hsfp)[^&]*'),
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re.compile(r'&$'),
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}
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name = gettext('Tracker URL remover')
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description = gettext('Remove trackers arguments from the returned URL')
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default_on = True
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preference_section = 'privacy'
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def on_result(_request, _search, result):
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if 'parsed_url' not in result:
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return True
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query = result['parsed_url'].query
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if query == "":
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return True
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parsed_query = parse_qsl(query)
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changes = 0
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for i, (param_name, _) in enumerate(list(parsed_query)):
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for reg in regexes:
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if reg.match(param_name):
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parsed_query.pop(i - changes)
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changes += 1
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result['parsed_url'] = result['parsed_url']._replace(query=urlencode(parsed_query))
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result['url'] = urlunparse(result['parsed_url'])
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break
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return True
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