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relay: use base64 as fallback if unidecode returns an empty string for nick

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This is the case for e.g. nicks that are only an emoji.
This commit is contained in:
James Lu 2019-02-12 14:17:53 -08:00
parent 11b65ee809
commit a9f59307c9
1 changed files with 11 additions and 2 deletions
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13
plugins/relay.py
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@ -4,6 +4,7 @@ import threading
import string import string
from collections import defaultdict from collections import defaultdict
import inspect import inspect
import base64
from pylinkirc import utils, world, conf, structures from pylinkirc import utils, world, conf, structures
from pylinkirc.log import log from pylinkirc.log import log
@ -132,8 +133,16 @@ def normalize_nick(irc, netname, nick, times_tagged=0, uid=''):
""" """
is_unicode_capable = irc.casemapping in ('utf8', 'utf-8', 'rfc7700') is_unicode_capable = irc.casemapping in ('utf8', 'utf-8', 'rfc7700')
if USE_UNIDECODE and not is_unicode_capable: if USE_UNIDECODE and not is_unicode_capable:
nick = unidecode.unidecode(nick) decoded_nick = unidecode.unidecode(nick).strip()
netname = unidecode.unidecode(netname) netname = unidecode.unidecode(netname).strip()
if decoded_nick:
nick = decoded_nick
else:
# XXX: The decoded version of the nick is empty, YUCK!
# Base64 the nick for now, since (interestingly) we don't enforce UIDs to always be
# ASCII strings.
nick = base64.b64encode(nick.encode(irc.encoding, 'replace'), altchars=b'-_')
nick = nick.decode()
# Normalize spaces to hyphens # Normalize spaces to hyphens
nick = nick.replace(' ', FALLBACK_CHARACTER) nick = nick.replace(' ', FALLBACK_CHARACTER)