Limnoria/plugins/Plugin/plugin.py

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###
# Copyright (c) 2005, Jeremiah Fincher
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions, and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions, and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the author of this software nor the name of
# contributors to this software may be used to endorse or promote products
# derived from this software without specific prior written consent.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
###
import supybot
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import supybot.utils as utils
from supybot.commands import *
import supybot.plugins as plugins
import supybot.ircutils as ircutils
import supybot.callbacks as callbacks
class Plugin(callbacks.Plugin):
"""This plugin exists to help users manage their plugins. Use 'plugin
list' to list the loaded plugins; use 'plugin help' to get this sort of
help from other plugins; use the 'plugin' command itself to determine what
plugin a command exists in."""
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def help(self, irc, msg, args, cb):
"""<plugin>
Returns a useful description of how to use <plugin>, if the plugin has
one.
"""
doc = cb.getPluginHelp()
if doc:
irc.reply(utils.str.normalizeWhitespace(doc))
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else:
irc.reply('That plugin is loaded, but has no plugin help.')
help = wrap(help, ['plugin'])
def list(self, irc, msg, args):
"""takes no arguments
Returns a list of the currently loaded plugins.
"""
L = [cb.name() for cb in irc.callbacks]
L.sort()
irc.reply(format('%L', L))
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list = wrap(list)
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def plugin(self, irc, msg, args, command):
"""<command>
Returns the plugin(s) that <command> is in.
"""
(maxL, cbs) = irc.findCallbacksForArgs(command)
L = []
if maxL == command:
for cb in cbs:
L.append(cb.name())
command = callbacks.formatCommand(command)
if L:
if irc.nested:
irc.reply(format('%L', L))
else:
if len(L) > 1:
plugin = 'plugins'
else:
plugin = 'plugin'
irc.reply(format('The %q command is available in the %L %s.',
command, L, plugin))
else:
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irc.error(format('There is no command %q.', command))
plugin = wrap(plugin, [many('something')])
def author(self, irc, msg, args, cb):
"""<plugin>
Returns the author of <plugin>. This is the person you should talk to
if you have ideas, suggestions, or other comments about a given plugin.
"""
if cb is None:
irc.error('That plugin does not seem to be loaded.')
return
module = cb.classModule
if hasattr(module, '__author__') and module.__author__:
irc.reply(utils.web.mungeEmail(str(module.__author__)))
else:
irc.reply('That plugin doesn\'t have an author that claims it.')
author = wrap(author, [('plugin')])
def contributors(self, irc, msg, args, cb, nick):
"""<plugin> [<nick>]
Replies with a list of people who made contributions to a given plugin.
If <nick> is specified, that person's specific contributions will
be listed. Note: The <nick> is the part inside of the parentheses
in the people listing.
"""
def getShortName(authorInfo):
"""
Take an Authors object, and return only the name and nick values
in the format 'First Last (nick)'.
"""
return '%(name)s (%(nick)s)' % authorInfo.__dict__
def buildContributorsString(longList):
"""
Take a list of long names and turn it into :
shortname[, shortname and shortname].
"""
L = [getShortName(n) for n in longList]
return format('%L', L)
def sortAuthors():
"""
Sort the list of 'long names' based on the number of contributions
associated with each.
"""
L = module.__contributors__.items()
def negativeSecondElement(x):
return -len(x[1])
utils.sortBy(negativeSecondElement, L)
return [t[0] for t in L]
def buildPeopleString(module):
"""
Build the list of author + contributors (if any) for the requested
plugin.
"""
head = 'The %s plugin' % cb.name()
author = 'has not been claimed by an author'
conjunction = 'and'
contrib = 'has no contributors listed.'
hasAuthor = False
hasContribs = False
if hasattr(module, '__author__'):
if module.__author__ != supybot.authors.unknown:
author = 'was written by %s' % \
utils.web.mungeEmail(str(module.__author__))
hasAuthor = True
if hasattr(module, '__contributors__'):
contribs = sortAuthors()
if hasAuthor:
try:
contribs.remove(module.__author__)
except ValueError:
pass
if contribs:
contrib = format('%s %h contributed to it.',
buildContributorsString(contribs),
len(contribs))
hasContribs = True
elif hasAuthor:
contrib = 'has no additional contributors listed.'
if hasContribs and not hasAuthor:
conjunction = 'but'
return ' '.join([head, author, conjunction, contrib])
def buildPersonString(module):
"""
Build the list of contributions (if any) for the requested person
for the requested plugin
"""
isAuthor = False
authorInfo = None
moduleContribs = module.__contributors__.keys()
lnick = nick.lower()
for contrib in moduleContribs:
if contrib.nick.lower() == lnick:
authorInfo = contrib
break
authorInfo = authorInfo or getattr(supybot.authors, nick, None)
if not authorInfo:
return 'The nick specified (%s) is not a registered ' \
'contributor.' % nick
fullName = utils.web.mungeEmail(str(authorInfo))
contributions = []
if hasattr(module, '__contributors__'):
if authorInfo not in module.__contributors__:
return 'The %s plugin does not have \'%s\' listed as a ' \
'contributor.' % (cb.name(), nick)
contributions = module.__contributors__[authorInfo]
isAuthor = getattr(module, '__author__', False) == authorInfo
(nonCommands, commands) = utils.iter.partition(lambda s: ' ' in s,
contributions)
results = []
if commands:
s = 'command'
if len(commands) > 1:
s = utils.str.pluralize(s)
results.append(format('the %L %s', commands, s))
if nonCommands:
results.append(format('the %L', nonCommands))
if results and isAuthor:
return format(
'%s wrote the %s plugin and also contributed %L.',
(fullName, cb.name(), results))
elif results and not isAuthor:
return format('%s contributed %L to the %s plugin.',
fullName, results, cb.name())
elif isAuthor and not results:
return '%s wrote the %s plugin' % (fullName, cb.name())
# XXX Does this ever actually get reached?
else:
return '%s has no listed contributions for the %s plugin.' % \
(fullName, cb.name())
# First we need to check and see if the requested plugin is loaded
module = cb.classModule
if not nick:
irc.reply(buildPeopleString(module))
else:
nick = ircutils.toLower(nick)
irc.reply(buildPersonString(module))
contributors = wrap(contributors, ['plugin', additional('nick')])
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Class = Plugin
# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79: