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()