#!/usr/bin/env python # # skyped.py # # Copyright (c) 2007, 2008 by Miklos Vajna # # It uses several code from a very basic python CLI interface, available at: # # http://forum.skype.com/index.php?showtopic=42640 # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, # USA. # import sys import os import signal import locale import time import gobject import socket import getopt import Skype4Py import threading import sha from ConfigParser import ConfigParser from OpenSSL import SSL __version__ = "0.1.1" SKYPE_SERVICE = 'com.Skype.API' CLIENT_NAME = 'SkypeApiPythonShell' def input_handler(fd, io_condition): global options if options.buf: for i in options.buf: skype.send(i.strip()) options.buf = None else: input = fd.recv(1024) for i in input.split("\n"): skype.send(i.strip()) return True def idle_handler(skype): try: skype.skype.SendCommand(skype.skype.Command(-1, "PING")) except Skype4Py.SkypeAPIError, s: dprint("Warning, pinging Skype failed (%s)." % (s)) try: time.sleep(2) except KeyboardInterrupt: sys.exit("Exiting.") return True def server(host, port): global options ctx = SSL.Context(SSL.TLSv1_METHOD) ctx.use_privatekey_file(options.config.sslkey) ctx.use_certificate_file(options.config.sslcert) sock = SSL.Connection(ctx, socket.socket()) sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) sock.bind((host, port)) sock.listen(1) gobject.io_add_watch(sock, gobject.IO_IN, listener) def listener(sock, *args): global options options.conn, addr = sock.accept() ret = 0 line = options.conn.recv(1024) if line.startswith("USERNAME") and line.split(' ')[1].strip() == options.config.username: ret += 1 line = options.conn.recv(1024) if line.startswith("PASSWORD") and sha.sha(line.split(' ')[1].strip()).hexdigest() == options.config.password: ret += 1 if ret == 2: dprint("Username and password OK.") options.conn.send("PASSWORD OK\n") gobject.io_add_watch(options.conn, gobject.IO_IN, input_handler) return True else: dprint("Username and/or password WRONG.") options.conn.send("PASSWORD KO\n") return False def dprint(msg): global options if options.debug: print msg class SkypeApi(): def __init__(self): self.skype = Skype4Py.Skype() self.skype.OnNotify = self.recv self.skype.Attach() def recv(self, msg_text): global options if msg_text == "PONG": return if "\n" in msg_text: # crappy skype prefixes only the first line for # multiline messages so we need to do so for the other # lines, too. this is something like: # 'CHATMESSAGE id BODY first line\nsecond line' -> # 'CHATMESSAGE id BODY first line\nCHATMESSAGE id BODY second line' prefix = " ".join(msg_text.split(" ")[:3]) msg_text = ["%s %s" % (prefix, i) for i in " ".join(msg_text.split(" ")[3:]).split("\n")] else: msg_text = [msg_text] for i in msg_text: # use utf-8 here to solve the following problem: # people use env vars like LC_ALL=en_US (latin1) then # they complain about why can't they receive latin2 # messages.. so here it is: always use utf-8 then # everybody will be happy e = i.encode('UTF-8') dprint('<< ' + e) if options.conn: try: options.conn.send(e + "\n") except IOError, s: dprint("Warning, sending '%s' failed (%s)." % (e, s)) def send(self, msg_text): if not len(msg_text): return e = msg_text.decode(locale.getdefaultlocale()[1]) dprint('>> ' + e) try: c = self.skype.Command(e, Block=True) self.skype.SendCommand(c) self.recv(c.Reply) except Skype4Py.SkypeError: pass except Skype4Py.SkypeAPIError, s: dprint("Warning, sending '%s' failed (%s)." % (e, s)) class Options: def __init__(self): self.cfgpath = "/usr/local/etc/skyped/skyped.conf" self.daemon = True self.debug = False self.help = False self.host = "0.0.0.0" self.port = 2727 self.version = False # well, this is a bit hackish. we store the socket of the last connected client # here and notify it. maybe later notify all connected clients? self.conn = None # this will be read first by the input handler self.buf = None def usage(self, ret): print """Usage: skyped [OPTION]... skyped is a daemon that acts as a tcp server on top of a Skype instance. Options: -c --config path to configuration file (default: %s) -d --debug enable debug messages -h --help this help -H --host set the tcp host (default: %s) -n --nofork don't run as daemon in the background -p --port set the tcp port (default: %d) -v --version display version information""" % (self.cfgpath, self.host, self.port) sys.exit(ret) if __name__=='__main__': options = Options() try: opts, args = getopt.getopt(sys.argv[1:], "c:dhH:np:v", ["config=", "daemon", "help", "host=", "nofork", "port=", "version"]) except getopt.GetoptError: options.usage(1) for opt, arg in opts: if opt in ("-c", "--config"): options.cfgpath = arg elif opt in ("-d", "--debug"): options.debug = True elif opt in ("-h", "--help"): options.help = True elif opt in ("-H", "--host"): options.host = arg elif opt in ("-n", "--nofork"): options.daemon = False elif opt in ("-p", "--port"): options.port = arg elif opt in ("-v", "--version"): options.version = True if options.help: options.usage(0) elif options.version: print "skyped %s" % __version__ sys.exit(0) # parse our config if not os.path.exists(options.cfgpath): print "Can't find configuration file at '%s'." % options.cfgpath print "Use the -c option to specify an alternate one." sys.exit(1) options.config = ConfigParser() options.config.read(options.cfgpath) options.config.username = options.config.get('skyped', 'username').split('#')[0] options.config.password = options.config.get('skyped', 'password').split('#')[0] options.config.sslkey = options.config.get('skyped', 'key').split('#')[0] options.config.sslcert = options.config.get('skyped', 'cert').split('#')[0] dprint("Parsing config file '%s' done, username is '%s'." % (options.cfgpath, options.config.username)) if options.daemon: pid = os.fork() if pid == 0: nullin = file('/dev/null', 'r') nullout = file('/dev/null', 'w') os.dup2(nullin.fileno(), sys.stdin.fileno()) os.dup2(nullout.fileno(), sys.stdout.fileno()) os.dup2(nullout.fileno(), sys.stderr.fileno()) else: print 'skyped is started on port %s, pid: %d' % (options.port, pid) sys.exit(0) server(options.host, options.port) try: skype = SkypeApi() except Skype4Py.SkypeAPIError, s: sys.exit("%s. Are you sure you have started Skype?" % s) gobject.idle_add(idle_handler, skype) gobject.MainLoop().run()