mirror of
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129 lines
5.0 KiB
Python
129 lines
5.0 KiB
Python
###
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# Copyright (c) 2003-2004, 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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import time
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import supybot.conf as conf
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import supybot.utils as utils
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from supybot.commands import *
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import supybot.schedule as schedule
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import supybot.callbacks as callbacks
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class Scheduler(callbacks.Plugin):
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def __init__(self, irc):
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self.__parent = super(Scheduler, self)
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self.__parent.__init__(irc)
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self.events = {}
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def _makeCommandFunction(self, irc, msg, command, remove=True):
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"""Makes a function suitable for scheduling from command."""
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tokens = callbacks.tokenize(command)
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def f():
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if remove:
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del self.events[str(f.eventId)]
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self.Proxy(irc.irc, msg, tokens)
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return f
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def add(self, irc, msg, args, seconds, command):
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"""<seconds> <command>
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Schedules the command string <command> to run <seconds> seconds in the
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future. For example, 'scheduler add [seconds 30m] "echo [cpu]"' will
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schedule the command "cpu" to be sent to the channel the schedule add
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command was given in (with no prefixed nick, a consequence of using
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echo). Do pay attention to the quotes in that example.
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"""
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f = self._makeCommandFunction(irc, msg, command)
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id = schedule.addEvent(f, time.time() + seconds)
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f.eventId = id
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self.events[str(id)] = command
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irc.replySuccess(format('Event #%i added.', id))
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add = wrap(add, ['positiveInt', 'text'])
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def remove(self, irc, msg, args, id):
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"""<id>
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Removes the event scheduled with id <id> from the schedule.
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"""
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if id in self.events:
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del self.events[id]
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try:
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id = int(id)
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except ValueError:
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pass
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try:
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schedule.removeEvent(id)
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irc.replySuccess()
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except KeyError:
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irc.error('Invalid event id.')
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else:
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irc.error('Invalid event id.')
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remove = wrap(remove, ['lowered'])
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def repeat(self, irc, msg, args, name, seconds, command):
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"""<name> <seconds> <command>
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Schedules the command <command> to run every <seconds> seconds,
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starting now (i.e., the command runs now, and every <seconds> seconds
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thereafter). <name> is a name by which the command can be
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unscheduled.
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"""
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name = name.lower()
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if name in self.events:
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irc.error('There is already an event with that name, please '
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'choose another name.', Raise=True)
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self.events[name] = command
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f = self._makeCommandFunction(irc, msg, command, remove=False)
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id = schedule.addPeriodicEvent(f, seconds, name)
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assert id == name
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# We don't reply because the command runs immediately.
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# But should we? What if the command doesn't have visible output?
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# irc.replySuccess()
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repeat = wrap(repeat, ['nonInt', 'positiveInt', 'text'])
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def list(self, irc, msg, args):
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"""takes no arguments
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Lists the currently scheduled events.
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"""
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L = self.events.items()
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if L:
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L.sort()
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for (i, (name, command)) in enumerate(L):
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L[i] = format('%s: %q', name, command)
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irc.reply(format('%L', L))
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else:
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irc.reply('There are currently no scheduled commands.')
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list = wrap(list)
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Class = Scheduler
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# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
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