85 lines
2.4 KiB
Python
85 lines
2.4 KiB
Python
# pylint: disable=C0111,R0903
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"""
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Displays the message that's received via unix socket.
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Parameteres:
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* messagereceiver : Unix socket address (e.g: /tmp/bumblebee_messagereceiver.sock)
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"""
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import core.module
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import core.widget
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import core.input
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import socket
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import threading
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import logging
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import os
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import queue
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import json
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class Worker(threading.Thread):
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def __init__(self, unix_socket_address, queue):
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threading.Thread.__init__(self)
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self.__unix_socket_address = unix_socket_address
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self.__queue = queue
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def run(self):
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while True:
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try:
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os.unlink(self.__unix_socket_address)
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except OSError as e:
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if os.path.exists(self.__unix_socket_address):
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logging.exception(
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"Couldn't bind to unix socket %s", self.__unix_socket_address
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)
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raise
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with socket.socket(socket.AF_UNIX, socket.SOCK_STREAM) as s:
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s.bind(self.__unix_socket_address)
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s.listen()
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conn, _ = s.accept()
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with conn:
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while True:
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data = conn.recv(1024)
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if not data:
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break
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self.__queue.put(data.decode("utf-8"))
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class Module(core.module.Module):
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@core.decorators.every(seconds=1)
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def __init__(self, config, theme):
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super().__init__(config, theme, core.widget.Widget(self.message))
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self.__unix_socket_address = self.parameter("address", "")
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self.__message = ""
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self.__state = []
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self.__queue = queue.Queue()
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self.__worker = Worker(self.__unix_socket_address, self.__queue)
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self.__worker.daemon = True
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self.__worker.start()
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def message(self, widget):
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return self.__message
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def update(self):
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try:
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received_data = self.__queue.get(block=False)
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parsed_data = json.loads(received_data)
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self.__message = parsed_data["message"]
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self.__state = parsed_data["state"]
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except json.JSONDecodeError as e:
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logging.exception("Couldn't parse message")
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except queue.Empty as e:
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pass
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def state(self, widget):
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return self.__state
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# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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