Limnoria/plugins/Plugin/plugin.py

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###
# Copyright (c) 2005, Jeremiah Fincher
# Copyright (c) 2019, James Lu <james@overdrivenetworks.com>
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# 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
from supybot.i18n import PluginInternationalization, internationalizeDocstring
_ = PluginInternationalization('Plugin')
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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 the description
of a plugin; use the 'plugin' command itself to determine what plugin a
command exists in."""
@internationalizeDocstring
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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.'))
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help = wrap(help, ['plugin'])
@internationalizeDocstring
def plugin(self, irc, msg, args, command):
"""<command>
Returns the name of the plugin that would be used to call <command>.
If it is not uniquely determined, returns list of all plugins that
contain <command>.
"""
(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:
irc.error(format(_('There is no command %q.'), command))
plugin = wrap(plugin, [many('something')])
def _findCallbacks(self, irc, command):
command = list(map(callbacks.canonicalName, command))
plugin_list = []
for cb in irc.callbacks:
if not hasattr(cb, 'getCommand'):
continue
longest_matching_command = cb.getCommand(command)
if len(longest_matching_command) >= len(command):
# Actually, this is equivalent to use ==
plugin_list.append(cb.name())
return plugin_list
@internationalizeDocstring
def plugins(self, irc, msg, args, command):
"""<command>
Returns the names of all plugins that contain <command>.
"""
L = self._findCallbacks(irc, command)
command = callbacks.formatCommand(command)
if L:
if irc.nested:
irc.reply(format('%L', L))
else:
if len(L) > 1:
plugin = 'plugins'
else:
plugin = 'plugin'
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irc.reply(format(_('The %q command is available in the %L %s.'),
command, L, plugin))
else:
irc.error(format('There is no command %q.', command))
plugins = wrap(plugins, [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
author = getattr(module, '__author__', None)
# Allow for a maintainer field, which better represents plugins that have changed hands
# over time. Of course, assume that the author is the maintainer if no other info is given.
maintainer = getattr(module, '__maintainer__', None) or author
if author:
if maintainer == author:
irc.reply(_("%s was written by %s") % (cb.name(), author))
else:
irc.reply(_("%s was written by %s and is maintained by %s.") % \
(cb.name(), author, maintainer))
else:
irc.reply(_('%s does not have any author listed.') % cb.name())
author = wrap(author, [('plugin')])
@internationalizeDocstring
def contributors(self, irc, msg, args, cb, nick):
"""<plugin> [<name>]
Replies with a list of people who made contributions to a given plugin.
If <name> is specified, that person's specific contributions will
be listed. You can specify a person's name by their full name or their nick,
which is shown inside brackets if available.
"""
def buildContributorsString(longList):
"""
Take a list of long names and turn it into :
shortname[, shortname and shortname].
"""
L = [authorInfo.format(short=True) for authorInfo in longList]
return format('%L', L)
def buildPeopleString(module):
"""
Build the list of author + contributors (if any) for the requested
plugin.
"""
author = getattr(module, '__author__', supybot.authors.unknown)
if author != supybot.authors.unknown:
s = _('The %s plugin was written by %s. ' % (cb.name(), author))
else:
s = _('The %s plugin has not been claimed by an author. ') % cb.name()
contribs = getattr(module, '__contributors__', {})
if contribs:
s += format(_('%s %h contributed to it.'),
buildContributorsString(contribs.keys()),
len(contribs))
else:
s += _('No additional contributors are listed.')
return s
def buildPersonString(module):
"""
Build the list of contributions (if any) for the requested person
for the requested plugin.
"""
contributors = getattr(module, '__contributors__', {})
# Make a mapping of nicks and names to author instances
contributorNicks = {}
for contributor in contributors.keys():
if contributor.nick:
contributorNicks[contributor.nick.lower()] = contributor
if contributor.name:
contributorNicks[contributor.name.lower()] = contributor
lnick = nick.lower()
author = getattr(module, '__author__', supybot.authors.unknown)
if author != supybot.authors.unknown and \
(lnick == (author.name or '').lower() or lnick == (author.nick or '').lower()):
# Special case for the plugin author. We remove legacy handling of the case where
# someone is listed both as author and contributor, which should never really happen?
return _('%s wrote the %s plugin.') % (author, cb.name())
elif lnick not in contributorNicks:
return _('%s is not listed as a contributor to %s.') % (nick, cb.name())
authorInfo = contributorNicks[lnick]
contributions = contributors[authorInfo]
fullName = authorInfo.format(short=True)
if contributions:
return format(_('%s contributed the following to %s: %s'),
fullName, cb.name(), ', '.join(contributions))
else:
return _('%s did not list any specific contributions to 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('text')])
Plugin = internationalizeDocstring(Plugin)
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Class = Plugin
# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79: