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'''
searx is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
searx is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with searx. If not, see < http://www.gnu.org/licenses/ >.
(C) 2015 by Adam Tauber, <asciimoo@gmail.com>
'''
from flask.ext.babel import gettext
import re
re1 = re.compile(r'utm_[^&]+&?')
re2 = re.compile(r'(wkey|wemail)[^&]+&?')
re3 = re.compile(r'&$')
re4 = re.compile(r'^\?$')
name = gettext('Tracker URL remover')
description = gettext('Remove trackers arguments from the returned URL')
default_on = True
def on_result(request, ctx):
url = ctx['result']['url']
url = re1.sub('', url)
url = re2.sub('', url)
url = re3.sub('', url)
url = re4.sub('', url)
ctx['result']['url'] = url
return True
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