mirror of https://github.com/Mikaela/Limnoria.git
143 lines
4.5 KiB
Python
143 lines
4.5 KiB
Python
#!/usr/bin/env python
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###
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# Copyright (c) 2002, Jeremiah Fincher
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions, and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions, and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the author of this software nor the name of
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# contributors to this software may be used to endorse or promote products
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# derived from this software without specific prior written consent.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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###
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"""
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Contains various drivers (network, file, and otherwise) for using IRC objects.
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"""
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from fix import *
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import re
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import os
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import sys
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import ansi
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import debug
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import ircmsgs
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_drivers = {}
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_deadDrivers = []
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_newDrivers = []
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class IrcDriver(object):
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"""Base class for drivers.
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"""
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def __init__(self):
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_newDrivers.append((self.name(), self))
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if not hasattr(self, 'irc'):
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self.irc = None # This is to satisfy PyChecker.
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def run(self):
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raise NotImplementedError
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def die(self):
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# The end of any overrided die method should be
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# "super(Class, obj).die()", in order to make
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# sure this (and anything else later added) is done.
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_deadDrivers.append(self.name())
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def name(self):
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return self.__class__.__name__
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class Interactive(IrcDriver):
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"""Interactive (stdin/stdout) driver for testing.
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Python statements can be evaluated by beginning the line with a '#'
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Variables can be set using the form "$variable=value", where value is
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valid Python syntactical construct.
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Variables are inserted for $variable in lines.
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"""
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_varre = r'[^\\](\$[a-zA-Z_][a-zA-Z0-9_]*)'
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_setre = re.compile('^' + _varre + r'\s*=\s*(.*)')
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_replacere = re.compile(_varre)
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_dict = {}
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def run(self):
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while 1:
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msg = self.irc.takeMsg()
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if not msg:
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break
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else:
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sys.stdout.write(ansi.BOLD + ansi.YELLOW)
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sys.stdout.write(str(msg))
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sys.stdout.write(ansi.RESET)
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line = sys.stdin.readline()
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if line == "":
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self.irc.die()
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self.die()
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elif line == os.linesep:
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pass
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elif self._setre.match(line):
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(var, val) = self._setre.match(line).groups()
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self._dict[var] = eval(val)
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elif line[0] == '#':
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print eval(line[1:])
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else:
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def f(m):
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return self._dict.get(m.group(0), m.group(0))
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line = self._replacere.sub(f, line.strip())
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msg = ircmsgs.privmsg(self.irc.nick, line)
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msg.prefix = 'nick!user@host.domain.tld'
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self.irc.feedMsg(msg)
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def empty():
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return (len(_drivers) + len(_newDrivers)) == 0
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def add(name, driver):
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_newDrivers.append((name, driver))
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def remove(name):
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_deadDrivers.append(name)
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def run():
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#debug.printf(_drivers)
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for (name, driver) in _drivers.iteritems():
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try:
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if name not in _deadDrivers:
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driver.run()
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except:
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debug.recoverableException()
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_deadDrivers.append(name)
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for name in _deadDrivers:
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try:
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del _drivers[name]
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except KeyError:
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pass
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while _newDrivers:
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(name, driver) = _newDrivers.pop()
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if name in _drivers:
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_drivers[name].die()
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del _drivers[name]
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_drivers[name] = driver
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# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
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