def handler(self, data):
if data.message == (0, 'shutdown'):
assert self.identification.require_level(data, 2)
data.origin.message('Preparing for shutdown...')
# System event code 1 -> shutdown
self.eventhandler.fire_once(self.system_event, (1,))
data.origin.message('Shutting down..')
get_connection().shutdown()
elif data.message == (0, 'reload'):
assert self.identification.require_level(data, 2)
# System event code 0 -> reload
self.eventhandler.fire_once(self.system_event, (0,))
try:
get_connection().pluginloader.reload()
except Exception, e:
data.origin.message("Exception %s while reloading plugins." % (e))
[logging.getLogger("ashiema").error("%s" % (tb)) for tb in traceback.format_exc(4).split('\n')]
return
data.origin.message('Plugins reloaded')
class System(Plugin):
def __init__(self, connection, eventhandler):
Plugin.__init__(self, connection, eventhandler, needs_dir=False)
self.eventhandler.get_events()['PMEvent'].register(self.handler)
self.eventhandler.get_events()['PluginsLoadedEvent'].register(
self.load_identification)
self.system_event = self.eventhandler.get_events()['SystemEvent']
def __deinit__(self):
self.eventhandler.get_events()['PMEvent'].deregister(self.handler)
self.eventhandler.get_events()['PluginsLoadedEvent'].deregister(
self.load_identification)
def load_identification(self):
self.identification = get_connection().pluginloader.get_plugin(
'IdentificationPlugin')
def handler(self, data):
if data.message == (0, 'shutdown'):
assert self.identification.require_level(data, 2)
data.origin.message('Preparing for shutdown...')
# System event code 1 -> shutdown
self.eventhandler.fire_once(self.system_event, (1, ))
data.origin.message('Shutting down..')
get_connection().shutdown()
elif data.message == (0, 'reload'):
assert self.identification.require_level(data, 2)
# System event code 0 -> reload
self.eventhandler.fire_once(self.system_event, (0, ))
try:
get_connection().pluginloader.reload()
except Exception, e:
data.origin.message("Exception %s while reloading plugins." %
(e))
[
logging.getLogger("ashiema").error("%s" % (tb))
for tb in traceback.format_exc(4).split('\n')
]
return
data.origin.message('Plugins reloaded')
elif data.message == (0, 'rehash'):
assert self.identification.require_level(data, 2)
# System event code 2 -> rehash
self.eventhandler.fire_once(self.system_event, (2, ))
get_connection().configuration.reload()
data.origin.message('Rehash completed!')
def handler(self, data):
if data.message == (0, 'shutdown'):
assert self.identification.require_level(data, 2)
data.origin.message('Preparing for shutdown...')
# System event code 1 -> shutdown
self.eventhandler.fire_once(self.system_event, (1, ))
data.origin.message('Shutting down..')
get_connection().shutdown()
elif data.message == (0, 'reload'):
assert self.identification.require_level(data, 2)
# System event code 0 -> reload
self.eventhandler.fire_once(self.system_event, (0, ))
try:
get_connection().pluginloader.reload()
except Exception, e:
data.origin.message("Exception %s while reloading plugins." %
(e))
[
logging.getLogger("ashiema").error("%s" % (tb))
for tb in traceback.format_exc(4).split('\n')
]
return
data.origin.message('Plugins reloaded')
def load_identification(self):
self.identification = get_connection().pluginloader.get_plugin('IdentificationPlugin')
def load_identification(self):
self.identification = get_connection().pluginloader.get_plugin(
'IdentificationPlugin')
def match(self, data = None):
if isinstance(data, tuple) and get_connection().pluginloader._loaded:
return True
return False
def load(self):
# this loads all plugins
plugin_dir = os.getcwd() + '/plugins/'
files = os.listdir(plugin_dir)
plugins = []
# find plugin files
for file in files:
if file[-3:] == ".py":
plugins.append(file)
# update container with plugin information
for plugin in plugins:
try: source = load_source(plugin.split('.')[0], plugin_dir + plugin)
except:
self.log.info('an error has occurred while loading plugins.')
[self.log.error(trace) for trace in traceback.format_exc(4).split('\n')]
continue
if not hasattr(source, '__data__'): continue
if source.__data__['name'] in self._skip: continue
self.container.update(
{
source.__data__['name']:
{
'version': source.__data__['version'],
'require': source.__data__['require'],
'main': source.__data__['main'],
'events': (source.__data__['events'] or [])
}
}
)
# load the help, if it's there.
if hasattr(source, '__help__'):
self.helpfactory.register(source.__data__['name'], source.__help__)
# check requires
self.container = self.__depcheck__(self.container)
""" setting the loading variable here makes dependency requires work correctly, and at this point, all plugins
are effectively loaded, but they are just not yet initialised. """
self._loaded = True
# initialise plugins
unload = []
if self.container:
# initialise events from plugins
for data in self.container.values():
for event in data['events']:
event(self.eventhandler)
# initialise plugins
for plugin, data in self.container.iteritems():
try:
self.loaded.update(
{
plugin : data['main'](self.connection, self.eventhandler)
}
)
except:
self.log.info('an error has occurred in %s (%s):' % (plugin, data['version']))
[self.log.error(trace) for trace in traceback.format_exc(4).split('\n')]
unload.append(plugin)
continue
if len(unload) > 0:
self.log.info('some plugins have failed to load.')
for plugin in unload:
self.container.pop(plugin)
self.log.error('%s failed to load and has been unloaded.' % (plugin))
self.log.info('all plugins have been loaded.')
# run the PluginsLoadedEvent
get_connection()._evh.fire_once(get_connection()._evh.get_events()['PluginsLoadedEvent'], ())
elif not self.container: self.log.info('no plugins to load.')
