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      1 # Copyright (c) 2010 Google Inc. All rights reserved.
      2 #
      3 # Redistribution and use in source and binary forms, with or without
      4 # modification, are permitted provided that the following conditions are
      5 # met:
      6 #
      7 #     * Redistributions of source code must retain the above copyright
      8 # notice, this list of conditions and the following disclaimer.
      9 #     * Redistributions in binary form must reproduce the above
     10 # copyright notice, this list of conditions and the following disclaimer
     11 # in the documentation and/or other materials provided with the
     12 # distribution.
     13 #     * Neither the name of Google Inc. nor the names of its
     14 # contributors may be used to endorse or promote products derived from
     15 # this software without specific prior written permission.
     16 #
     17 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     18 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     19 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     20 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     21 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     22 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     23 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     25 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     27 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28 
     29 import threading
     30 
     31 from webkitpy.common.net.irc.ircbot import IRCBot
     32 from webkitpy.common.thread.threadedmessagequeue import ThreadedMessageQueue
     33 from webkitpy.common.system.deprecated_logging import log
     34 
     35 
     36 class _IRCThread(threading.Thread):
     37     def __init__(self, message_queue, irc_delegate, irc_bot):
     38         threading.Thread.__init__(self)
     39         self.setDaemon(True)
     40         self._message_queue = message_queue
     41         self._irc_delegate = irc_delegate
     42         self._irc_bot = irc_bot
     43 
     44     def run(self):
     45         bot = self._irc_bot(self._message_queue, self._irc_delegate)
     46         bot.start()
     47 
     48 
     49 class IRCProxy(object):
     50     def __init__(self, irc_delegate, irc_bot=IRCBot):
     51         log("Connecting to IRC")
     52         self._message_queue = ThreadedMessageQueue()
     53         self._child_thread = _IRCThread(self._message_queue, irc_delegate, irc_bot)
     54         self._child_thread.start()
     55 
     56     def post(self, message):
     57         self._message_queue.post(message)
     58 
     59     def disconnect(self):
     60         log("Disconnecting from IRC...")
     61         self._message_queue.stop()
     62         self._child_thread.join()
     63