def __privmsg(self, nick, cmd, message):
log.debug('>>privmsg ' + 'nick=' + nick + ' cmd=' + cmd + ' msg=' +
message)
# should we encrypt?
box, encrypt = self.__get_encryption_box(cmd, nick)
# encrypt before chunking
if encrypt:
if not box:
log.debug('error, dont have encryption box object for ' + nick +
', dropping message')
return
message = encrypt_encode(message, box)
header = "PRIVMSG " + nick + " :"
max_chunk_len = MAX_PRIVMSG_LEN - len(header) - len(cmd) - 4
# 1 for command prefix 1 for space 2 for trailer
if len(message) > max_chunk_len:
message_chunks = chunks(message, max_chunk_len)
else:
message_chunks = [message]
for m in message_chunks:
trailer = ' ~' if m == message_chunks[-1] else ' ;'
if m == message_chunks[0]:
m = COMMAND_PREFIX + cmd + ' ' + m
self.send_raw(header + m + trailer)
def __privmsg(self, nick, cmd, message):
log.debug('>>privmsg ' + 'nick=' + nick + ' cmd=' + cmd + ' msg=' +
message)
# should we encrypt?
box, encrypt = self.__get_encryption_box(cmd, nick)
# encrypt before chunking
if encrypt:
if not box:
log.debug('error, dont have encryption box object for ' +
nick + ', dropping message')
return
message = encrypt_encode(message, box)
header = "PRIVMSG " + nick + " :"
max_chunk_len = MAX_PRIVMSG_LEN - len(header) - len(cmd) - 4
# 1 for command prefix 1 for space 2 for trailer
if len(message) > max_chunk_len:
message_chunks = chunks(message, max_chunk_len)
else:
message_chunks = [message]
for m in message_chunks:
trailer = ' ~' if m == message_chunks[-1] else ' ;'
if m == message_chunks[0]:
m = COMMAND_PREFIX + cmd + ' ' + m
self.send_raw(header + m + trailer)
def privmsg(self, nick, cmd, message):
log.debug('>>privmsg ' + 'nick=' + nick + ' cmd=' + cmd + ' msg=' +
message)
# should we encrypt?
box, encrypt = self.get_encryption_box(cmd, nick)
if encrypt:
if not box:
log.debug('error, dont have encryption box object for ' + nick +
', dropping message')
return
message = encrypt_encode(message, box)
#forward to the implementation class (use single _ for polymrphsm to work)
self._privmsg(nick, cmd, message)
def privmsg(self, nick, cmd, message):
log.debug('>>privmsg ' + 'nick=' + nick + ' cmd=' + cmd + ' msg=' +
message)
# should we encrypt?
box, encrypt = self.get_encryption_box(cmd, nick)
if encrypt:
if not box:
log.debug('error, dont have encryption box object for ' + nick +
', dropping message')
return
message = encrypt_encode(message, box)
#Anti-replay measure: append the message channel identifier
#to the signature; this prevents cross-channel replay but NOT
#same-channel replay (in case of snooper after dropped connection
#on this channel).
msg_to_be_signed = message + str(self.hostid)
sig = btc.ecdsa_sign(msg_to_be_signed, self.nick_priv)
message += ' ' + self.nick_pubkey + ' ' + sig
#forward to the implementation class (use single _ for polymrphsm to work)
self._privmsg(nick, cmd, message)
