114 lines
3.3 KiB
Python
114 lines
3.3 KiB
Python
#!/usr/bin/env python
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# Safe Eyes is a utility to remind you to take break frequently
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# to protect your eyes from eye strain.
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# Copyright (C) 2017 Gobinath
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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RPC server and client implementation.
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"""
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import logging
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from threading import Thread
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from xmlrpc.server import SimpleXMLRPCServer
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from xmlrpc.client import ServerProxy
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class RPCServer:
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"""
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An aynchronous RPC server.
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"""
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def __init__(self, port, context):
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self.__running = False
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logging.info('Setting up an RPC server on port %d', port)
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self.__server = SimpleXMLRPCServer(("localhost", port), logRequests=False, allow_none=True)
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self.__server.register_function(context['api']['show_settings'], 'show_settings')
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self.__server.register_function(context['api']['show_about'], 'show_about')
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self.__server.register_function(context['api']['enable_safeeyes'], 'enable_safeeyes')
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self.__server.register_function(context['api']['disable_safeeyes'], 'disable_safeeyes')
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self.__server.register_function(context['api']['take_break'], 'take_break')
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self.__server.register_function(context['api']['status'], 'status')
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self.__server.register_function(context['api']['quit'], 'quit')
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def start(self):
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"""
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Start the RPC server.
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"""
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if not self.__running:
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self.__running = True
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logging.info('Start the RPC server')
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server_thread = Thread(target=self.__server.serve_forever)
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server_thread.start()
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def stop(self):
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"""
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Stop the server.
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"""
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if self.__running:
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logging.info('Stop the RPC server')
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self.__running = False
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self.__server.shutdown()
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class RPCClient:
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"""
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An RPC client to communicate with the RPC server.
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"""
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def __init__(self, port):
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self.port = port
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self.proxy = ServerProxy('http://localhost:%d/' % self.port, allow_none=True)
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def show_settings(self):
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"""
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Show the settings dialog.
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"""
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self.proxy.show_settings()
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def show_about(self):
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"""
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Show the about dialog.
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"""
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self.proxy.show_about()
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def enable_safeeyes(self):
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"""
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Enable Safe Eyes.
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"""
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self.proxy.enable_safeeyes()
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def disable_safeeyes(self):
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"""
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Disable Safe Eyes.
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"""
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self.proxy.disable_safeeyes(None)
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def take_break(self):
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"""
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Take a break now.
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"""
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self.proxy.take_break()
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def status(self):
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"""
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Return the status of Safe Eyes
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"""
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return self.proxy.status()
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def quit(self):
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"""
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Quit Safe Eyes.
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"""
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self.proxy.quit()
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