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"""
Remove GET trackers from URLs in sent messages.
"""
from poezio.plugin import BasePlugin
import re
class Plugin(BasePlugin):
def init(self):
self.api.add_event_handler('muc_say', self.remove_get_trackers)
self.api.add_event_handler('conversation_say', self.remove_get_trackers)
self.api.add_event_handler('private_say', self.remove_get_trackers)
def remove_get_trackers(self, msg, tab):
# fbclid: used globally (Facebook)
# utm_*: used globally https://en.wikipedia.org/wiki/UTM_parameters
# ncid: DoubleClick (Google)
# ref_src, ref_url: twitter
# Others exist but are excluded because they are not common.
# See https://en.wikipedia.org/wiki/UTM_parameters
msg['body'] = re.sub('(https?://[^ ]+)&?(fbclid|dclid|ncid|utm_source|utm_medium|utm_campaign|utm_term|utm_content|ref_src|ref_url)=[^ &#]*',
r'\1',
msg['body'])
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