Onionr/onionr/onionrevents.py

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'''
Onionr - P2P Microblogging Platform & Social network
This file deals with configuration management.
'''
'''
This program 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.
This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
'''
import config, logger, onionrplugins as plugins, onionrpluginapi as pluginapi
from threading import Thread
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def get_pluginapi(onionr, data):
return pluginapi.pluginapi(onionr, data)
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def __event_caller(event_name, data = {}, onionr = None):
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'''
DO NOT call this function, this is for threading code only.
Instead, call onionrevents.event
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'''
for plugin in plugins.get_enabled_plugins():
try:
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call(plugins.get_plugin(plugin), event_name, data, get_pluginapi(onionr, data))
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except ModuleNotFoundError as e:
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logger.warn('Disabling nonexistant plugin "%s"...' % plugin)
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plugins.disable(plugin, onionr, stop_event = False)
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except Exception as e:
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logger.warn('Event "%s" failed for plugin "%s".' % (event_name, plugin))
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logger.debug(str(e))
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def event(event_name, data = {}, onionr = None, threaded = True):
'''
Calls an event on all plugins (if defined)
'''
if threaded:
thread = Thread(target = __event_caller, args = (event_name, data, onionr))
thread.start()
return thread
else:
__event_caller(event_name, data, onionr)
def call(plugin, event_name, data = None, pluginapi = None):
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'''
Calls an event on a plugin if one is defined
'''
if not plugin is None:
try:
attribute = 'on_' + str(event_name).lower()
if hasattr(plugin, attribute):
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#logger.debug('Calling event ' + str(event_name))
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getattr(plugin, attribute)(pluginapi, data)
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return True
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except Exception as e:
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return False
else:
return True