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#
# Copyright (C) 2009 Anton Khirnov <wyskas@gmail.com>
#
# Nephilim is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Nephilim is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Nephilim. If not, see <http://www.gnu.org/licenses/>.
#
import sys
import logging
__all__ = ['AlbumCover', 'Filebrowser', 'Library', 'Lyrics', 'Notify', 'PlayControl',
'Playlist', 'Songinfo', 'Systray']
class Plugins:
_plugins = None
parent = None
mpclient = None
def __init__(self, parent, mpclient):
"""load all modules in the plugins directory."""
self._plugins = {}
self.parent = parent
self.mpclient = mpclient
for name in __all__:
self.__init_plugin(name)
def __init_plugin(self, name):
try:
if name in sys.modules:
reload(sys.modules[name])
module = sys.modules[name]
else:
module = __import__(name, globals(), locals(), [], 1)
except (SyntaxError, ImportError) as e:
logging.error('Failed to initialize plugin %s: %s.'%(name, e))
return False
self._plugins[name] = eval('module.%s(self.parent, self.mpclient, \'%s\')'%(name, name))
return True
def plugin(self, name):
"""Returns a plugin with the specified name. It is illegal to access
any functions if the plugin is unloaded."""
return self._plugins[name] if name in self._plugins else None
def load(self, name):
"""Loads an unloaded plugin."""
if not name in self._plugins:
if not self.__init_plugin(name):
return False
self._plugins[name].load()
return True
def unload(self, name):
"""Unloads a loaded plugin."""
if name in self._plugins:
if self._plugins[name].loaded:
self._plugins[name].unload()
def plugins(self):
"""Returns all available plugins. It is illegal to access any functions
if the plugin is unloaded."""
return self._plugins.values()
def loaded_plugins(self):
"""Returns all loaded plugins."""
list = []
for plugin in self._plugins.values():
if plugin.loaded:
list.append(plugin)
return list
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