/usr/share/pyshared/supybot/plugin.py is in supybot 0.83.4.1.ds-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (c) 2002-2005, 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 os
import sys
import imp
import os.path
import linecache
import supybot.log as log
import supybot.conf as conf
import supybot.registry as registry
import supybot.callbacks as callbacks
installDir = os.path.dirname(sys.modules[__name__].__file__)
_pluginsDir = os.path.join(installDir, 'plugins')
class Deprecated(ImportError):
pass
def loadPluginModule(name, ignoreDeprecation=False):
"""Loads (and returns) the module for the plugin with the given name."""
files = []
pluginDirs = conf.supybot.directories.plugins()[:]
pluginDirs.append(_pluginsDir)
for dir in pluginDirs:
try:
files.extend(os.listdir(dir))
except EnvironmentError: # OSError, IOError superclass.
log.warning('Invalid plugin directory: %s; removing.', dir)
conf.supybot.directories.plugins().remove(dir)
moduleInfo = imp.find_module(name, pluginDirs)
try:
module = imp.load_module(name, *moduleInfo)
except:
sys.modules.pop(name, None)
raise
if 'deprecated' in module.__dict__ and module.deprecated:
if ignoreDeprecation:
log.warning('Deprecated plugin loaded: %s', name)
else:
raise Deprecated, format('Attempted to load deprecated plugin %s',
name)
if module.__name__ in sys.modules:
sys.modules[module.__name__] = module
linecache.checkcache()
return module
def loadPluginClass(irc, module, register=None):
"""Loads the plugin Class from the given module into the given Irc."""
try:
cb = module.Class(irc)
except TypeError, e:
s = str(e)
if '2 given' in s and '__init__' in s:
raise callbacks.Error, \
'In our switch from CVS to Darcs (after 0.80.1), we ' \
'changed the __init__ for callbacks.Privmsg* to also ' \
'accept an irc argument. This plugin (%s) is overriding ' \
'its __init__ method and needs to update its prototype ' \
'to be \'def __init__(self, irc):\' as well as passing ' \
'that irc object on to any calls to the plugin\'s ' \
'parent\'s __init__.' % module.__name__
else:
raise
except AttributeError, e:
if 'Class' in str(e):
raise callbacks.Error, \
'This plugin module doesn\'t have a "Class" ' \
'attribute to specify which plugin should be ' \
'instantiated. If you didn\'t write this ' \
'plugin, but received it with Supybot, file ' \
'a bug with us about this error.'
else:
raise
cb.classModule = module
plugin = cb.name()
public = True
if hasattr(cb, 'public'):
public = cb.public
conf.registerPlugin(plugin, register, public)
assert not irc.getCallback(plugin), \
'There is already a %r plugin registered.' % plugin
try:
renames = []#XXX registerRename(plugin)()
if renames:
for command in renames:
v = registerRename(plugin, command)
newName = v()
assert newName
renameCommand(cb, command, newName)
else:
conf.supybot.commands.renames.unregister(plugin)
except registry.NonExistentRegistryEntry, e:
pass # The plugin isn't there.
irc.addCallback(cb)
return cb
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