parent
efe8685371
commit
abd4301390
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@ -0,0 +1,5 @@
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*.py[co]
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*~
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stations.conf
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recordings/*
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sounds/*
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@ -1,7 +1,10 @@
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# -*- coding: utf-8 -*-
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from Queue import Queue
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from twisted.internet.protocol import ClientFactory
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from twisted.protocols.basic import LineReceiver
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from twisted.internet.task import LoopingCall
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from twisted.python import log
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from frn.utility import *
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@ -10,6 +13,7 @@ class FRNClient(LineReceiver):
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client_version = 2010002
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def connectionMade(self):
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self.txq = Queue()
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self.login()
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def ready(self):
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@ -34,7 +38,7 @@ class FRNClient(LineReceiver):
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self.msgbuffer.append(line)
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self.phase += 1
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if self.phase >= self.expected_lines:
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handler = getattr(self, 'on_'+self.status, self.on_unimplemented)
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handler = getattr(self, 'decode'+self.status, self.unimplemented)
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message = self.msgbuffer
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self.ready()
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handler(message)
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@ -54,7 +58,7 @@ class FRNClient(LineReceiver):
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audio_data = self.msgbuffer
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source = ord(audio_data[0])*256+ord(audio_data[1])
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self.ready()
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self.on_AUDIO(source, audio_data[2:])
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self.decodeAUDIO(source, audio_data[2:])
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if len(data) > needed:
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self.dataReceived(data[needed:])
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@ -65,7 +69,7 @@ class FRNClient(LineReceiver):
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self.phase = 1
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else:
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self.serverdata = parseSimpleXML(line.strip())
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print self.serverdata
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self.loginResponse(self.serverdata)
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if int(self.serverdata['sv']) > 2009004:
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self.sendLine(makeAuthKey(self.serverdata['kp']))
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self.ready()
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@ -76,9 +80,9 @@ class FRNClient(LineReceiver):
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if self.status == 'READY':
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packet_type = ord(data[0])
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if packet_type == 0: # Keepalive
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self.sendLine('P')
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self.pong()
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elif packet_type == 1: # TX ack
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self.status == 'TX'
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self.status = 'TX'
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self.phase = 0
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if len(data) > 1:
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self.dataReceived(data[1:])
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@ -86,18 +90,21 @@ class FRNClient(LineReceiver):
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self.startAudioMessage(data[1:])
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elif packet_type == 3: # Client list
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self.startMultiLineMessage('CLIENTS', data[1:])
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elif packet_type == 4: # SMS
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self.startMultiLineMessage('SMS', data[1:])
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elif packet_type == 4: # Text
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self.startMultiLineMessage('TEXT', data[1:])
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elif packet_type == 5: # Channel list
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self.startMultiLineMessage('CHANNELS', data[1:])
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self.startMultiLineMessage('NETWORKS', data[1:])
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else:
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print "Unknown packet type %d" % packet_type
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log.err("Unknown packet type %d" % packet_type)
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elif self.status == 'AUDIO':
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self.collectAudioMessage(data)
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elif self.status == 'TX':
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if self.phase == 0:
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self.phase = 1
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self.on_TX(ord(data[0])*256+ord(data[1]))
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self.decodeTX(ord(data[0])*256+ord(data[1]))
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self.ready()
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if len(data) > 2:
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self.dataReceived(data[2:])
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def login(self):
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d = self.factory.client_id
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@ -116,31 +123,82 @@ class FRNClient(LineReceiver):
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self.status = 'AUTH'
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self.phase = 0
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self.sendLine(ap)
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#self.request_rx()
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def set_status(self, status):
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def pong(self):
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self.sendLine('P')
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def setStatus(self, status):
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self.sendLine('ST:%s' % str(status))
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def request_rx(self):
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def stopTransmission(self):
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self.sendLine('RX0')
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def request_tx(self):
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def startTransmission(self):
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self.sendLine('TX0')
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def send_audio(self, frame):
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def sendAudioFrame(self, frame):
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self.sendLine('TX1')
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self.transport.write(frame)
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def send_SMS(self, dest, text):
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def streamStep(self, count):
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if count > 1:
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log.msg("WARNING: lost %d ticks" % (count-1))
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for i in range(count):
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self.sendAudioFrame(self.txq.get_nowait())
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def stopStreaming(self):
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self.txtimer.stop()
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def _streamAck(self):
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self.txtimer = LoopingCall.withCount(self.streamStep)
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self.txtimer.start(0.20).addCallback(
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lambda _: self.stopTransmission()).addErrback(
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lambda _: self.stopTransmission())
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def feedStreaming(self, frames):
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if type(frames) == list:
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for frame in frames:
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self.txq.put_nowait(frame)
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else:
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self.txq.put_nowait(frames)
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def startStreaming(self):
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self.startTransmission()
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def sendTextMessage(self, dest, text):
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self.sendLine('TM:'+formatSimpleXML(dict(ID=dest, MS=text)))
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def on_unimplemented(self, msg):
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print msg
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def unimplemented(self, msg):
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log.msg("Unimplemented: %s" % msg)
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def on_AUDIO(self, from_id, frames):
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def decodeAUDIO(self, from_id, frames):
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self.audioFrameReceived(from_id, frames)
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def decodeTX(self, my_id):
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self._streamAck()
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def decodeTEXT(self, msg):
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self.textMessageReceived(msg[0], msg[1], msg[2])
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def decodeCLIENTS(self, msg):
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self.clientsListUpdated([parseSimpleXML(x) for x in msg])
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def decodeNETWORKS(self, msg):
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self.networksListUpdated(msg)
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def loginResponse(self, info):
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pass
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def on_TX(self, my_id):
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def audioFrameReceived(self, from_id, frame):
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pass
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def textMessageReceived(self, client, message, target):
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pass
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def clientsListUpdated(self, clients):
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pass
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def networksListUpdated(self, networks):
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pass
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@ -152,16 +210,16 @@ class FRNClientFactory(ClientFactory):
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self.client_id = kw
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def startedConnecting(self, connector):
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print 'Started to connect.'
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log.msg('Started to connect')
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def buildProtocol(self, addr):
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print 'Connected.'
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log.msg('Connected')
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return ClientFactory.buildProtocol(self, addr)
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def clientConnectionLost(self, connector, reason):
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print 'Lost connection. Reason:', reason
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log.msg('Lost connection. Reason: %s' % reason)
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def clientConnectionFailed(self, connector, reason):
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print 'Connection failed. Reason:', reason
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log.err('Connection failed. Reason: %s' % reason)
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# vim: set et ai sw=4 ts=4 sts=4:
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@ -3,29 +3,98 @@
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from __future__ import with_statement
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from frn.protocol.client import FRNClient, FRNClientFactory
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from twisted.internet import reactor, task
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from twisted.internet.defer import DeferredList
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from twisted.python import log
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import os, string
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safe_chars = string.ascii_letters+string.digits+' :;.,+-=$@'
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PARROT_AUDIO_DELAY = 5.0
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def sanitizeFilename(name):
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r = ''
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for c in name:
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if c in safe_chars:
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r += c
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return r
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class FRNParrot(FRNClient):
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def on_SMS(self, msg):
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print "Messaggio %s da %s: %s" % (msg[2], msg[0], msg[1])
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if msg[2][0] == 'P': # Risponde solo ai messaggi privati
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self.send_SMS(msg[0], msg[1])
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def getClientName(self, client_id):
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if self.clientsById.has_key(client_id):
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return self.clientsById[client_id]['on']
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else:
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return client_id
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def on_AUDIO(self, from_id, frames):
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print "AUDIO from %d (%d bytes)" % (from_id, len(frames))
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with file('rx-%d.gsm' % from_id, 'ab') as f:
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def textMessageReceived(self, client, message, target):
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log.msg("Type %s message from %s: %s" %
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(target, self.getClientName(client), message))
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if target == 'P': # Only reply to private messages
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if not message.startswith('play'):
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self.sendTextMessage(client, message)
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else:
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cmd = message.split()
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if len(cmd) > 1:
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message = sanitizeFilename(cmd[1])
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else:
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message = 'monkeys'
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filename = 'sounds/%s.wav' % message
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if os.path.exists(filename):
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log.msg("Streaming file %s" % filename)
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with file(filename, 'rb') as sf:
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sf.seek(0x3c) # Skip wav header
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while True:
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b = sf.read(325)
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if len(b) < 325:
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break
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self.feedStreaming(b)
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self.factory.reactor.callLater(0.5,
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self.startStreaming)
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else:
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self.sendTextMessage(client, "File not found")
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def stopTransmission(self):
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FRNClient.stopTransmission(self)
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log.msg("Stopped playback.")
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def startRepeating(self, from_id):
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log.msg("%s stopped talking: starting playback." %
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self.clients[from_id-1]['on'])
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self.startStreaming()
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def audioFrameReceived(self, from_id, frames):
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recname = sanitizeFilename(self.clients[from_id-1]['on'])
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with file('recordings/%s.gsm' % recname, 'ab') as f:
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f.write(frames)
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self.feedStreaming(frames)
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try:
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self.parrot_timer.reset(PARROT_AUDIO_DELAY)
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except:
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log.msg("%s started talking" %
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self.clients[from_id-1]['on'])
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self.parrot_timer = self.factory.reactor.callLater(
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PARROT_AUDIO_DELAY, self.startRepeating, from_id)
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self.pong()
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def loginResponse(self, info):
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log.msg("Login: %s" % info['al'])
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def clientsListUpdated(self, clients):
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self.clients = clients
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self.clientsById = dict([(i['id'], i) for i in clients])
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class FRNParrotFactory(FRNClientFactory):
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protocol = FRNParrot
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reactor = reactor
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if __name__ == '__main__':
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import sys
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from ConfigParser import ConfigParser
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from twisted.internet import reactor
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log.startLogging(sys.stderr)
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cfg = ConfigParser()
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cfg.read('stations.conf')
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@ -36,7 +105,7 @@ if __name__ == '__main__':
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stations = cfg.sections()
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stations.sort()
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station = cfg.sections()[0]
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print "Profile not specified: using '%s'" % station
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log.msg("Profile not specified: using '%s'" % station)
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station_conf = dict(cfg.items(station))
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