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mirror of https://github.com/jlu5/PyLink.git synced 2024-11-01 01:09:22 +01:00
PyLink/utils.py

60 lines
1.9 KiB
Python

import string
import re
global bot_commands
# This should be a mapping of command names to functions
bot_commands = {}
class TS6UIDGenerator():
"""TS6 UID Generator module, adapted from InspIRCd source
https://github.com/inspircd/inspircd/blob/f449c6b296ab/src/server.cpp#L85-L156
"""
def __init__(self):
# TS6 UIDs are 6 characters in length (9 including the SID).
# They wrap from ABCDEFGHIJKLMNOPQRSTUVWXYZ -> 1234567890 -> wrap around:
# (e.g. AAAAAA, AAAAAB ..., AAAAA8, AAAAA9, AAAAB0)
self.allowedchars = string.ascii_uppercase + string.digits
self.uidchars = [self.allowedchars[-1]]*6
def increment(self, pos=5):
# If we're at the last character in the list of allowed ones, reset
# and increment the next level above.
if self.uidchars[pos] == self.allowedchars[-1]:
self.uidchars[pos] = self.allowedchars[0]
self.increment(pos-1)
else:
# Find what position in the allowed characters list we're currently
# on, and add one.
idx = self.allowedchars.find(self.uidchars[pos])
self.uidchars[pos] = self.allowedchars[idx+1]
def next_uid(self, sid):
self.increment()
return sid + ''.join(self.uidchars)
def msg(irc, target, text, notice=False):
command = 'NOTICE' if notice else 'PRIVMSG'
irc.proto._sendFromUser(irc, irc.pseudoclient.uid, '%s %s :%s' % (command, target, text))
def add_cmd(func, name=None):
if name is None:
name = func.__name__
name = name.lower()
bot_commands[name] = func
def nickToUid(irc, nick):
for k, v in irc.users.items():
if v.nick == nick:
return k
# A+ regex
_nickregex = r'^[A-Za-z\|\\_\[\]\{\}\^\`][A-Z0-9a-z\-\|\\_\[\]\{\}\^\`]*$'
def isNick(s, nicklen=None):
if nicklen and len(s) > nicklen:
return False
return bool(re.match(_nickregex, s))
def isChannel(s):
return bool(s.startswith('#'))