mirror of
https://github.com/LorenEteval/Furious.git
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142 lines
4.8 KiB
Python
142 lines
4.8 KiB
Python
# Copyright (C) 2024–present Loren Eteval & contributors <loren.eteval@proton.me>
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#
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# This file is part of Furious.
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#
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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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#
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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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#
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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 <https://www.gnu.org/licenses/>.
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"""Provide Qt support for network connectivity manager."""
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from __future__ import annotations
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from Furious.Frozenlib import *
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from Furious.Qt.HttpGetManager import *
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from PySide6 import QtCore
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from PySide6.QtNetwork import *
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import logging
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__all__ = ['ConnectivityManager']
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logger = logging.getLogger(__name__)
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class ConnectivityManager(Mixins.ConnectionAware, HttpGetManager):
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"""Coordinate network connectivity operations."""
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MIN_JOB_INTERVAL = 2500
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MAX_JOB_INTERVAL = 2000000000
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def __init__(self, parent=None, **kwargs):
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"""Initialize the connectivity manager."""
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actionMessage = kwargs.pop('actionMessage', 'test network connectivity')
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super().__init__(parent, actionMessage=actionMessage)
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self.jobStatus = False
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self.jobInterval = ConnectivityManager.MIN_JOB_INTERVAL
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self._testingEnabled = False
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self._activeReply = None
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self.jobTimeoutTimer = QtCore.QTimer(self)
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self.jobTimeoutTimer.setSingleShot(True)
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self.jobTimeoutTimer.timeout.connect(self._abortActiveReply)
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self.jobArrangeTimer = QtCore.QTimer(self)
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self.jobArrangeTimer.setSingleShot(True)
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self.jobArrangeTimer.timeout.connect(self.startSingleTest)
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@QtCore.Slot()
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def _abortActiveReply(self):
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"""Abort the one currently active connectivity request."""
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if isinstance(self._activeReply, QNetworkReply):
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self._activeReply.abort()
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def recalculateJobInterval(self, jobStatus: bool) -> int:
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"""Return the recalculate job interval value used by the network connectivity manager."""
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assert isinstance(jobStatus, bool)
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if self.jobStatus is jobStatus:
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self.jobInterval *= 2
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else:
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self.jobInterval = ConnectivityManager.MIN_JOB_INTERVAL
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self.jobStatus = jobStatus
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if self.jobInterval >= ConnectivityManager.MAX_JOB_INTERVAL:
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# Limited
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self.jobInterval = ConnectivityManager.MAX_JOB_INTERVAL
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return self.jobInterval
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def successCallback(self, networkReply, **kwargs):
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"""Handle a successful network operation."""
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if self._activeReply is networkReply:
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self._activeReply = None
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self.jobTimeoutTimer.stop()
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if self._testingEnabled:
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self.jobArrangeTimer.start(self.recalculateJobInterval(jobStatus=True))
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def failureCallback(self, networkReply, **kwargs):
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"""Handle a failed network operation."""
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if self._activeReply is networkReply:
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self._activeReply = None
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self.jobTimeoutTimer.stop()
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if self._testingEnabled:
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self.jobArrangeTimer.start(self.recalculateJobInterval(jobStatus=False))
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def startSingleTest(self):
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# Use custom network connectivity test URL if possible
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"""Start single test."""
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if not self._testingEnabled or self._activeReply is not None:
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return
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settings = AppSettings.get('CustomNetworkConnectivityTestURL')
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if isinstance(settings, str):
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url = settings
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else:
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url = NETWORK_CONNECTIVITY_TEST_URL
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self._activeReply = self.webGET(url)
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self.jobTimeoutTimer.start(ConnectivityManager.MIN_JOB_INTERVAL - 500)
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def stopTest(self):
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"""Stop test."""
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self._testingEnabled = False
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self.jobArrangeTimer.stop()
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self.jobTimeoutTimer.stop()
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self._abortActiveReply()
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def connectedCallback(self):
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"""Update the network connectivity manager for a connected state."""
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if AppSettings.isStateON_('PowerSaveMode'):
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# Power optimization
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logger.info('no job for network connectivity manager in power save mode')
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self.stopTest()
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else:
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self.jobInterval = ConnectivityManager.MIN_JOB_INTERVAL
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self._testingEnabled = True
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self.jobArrangeTimer.start(self.jobInterval)
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def disconnectedCallback(self):
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"""Update the network connectivity manager for a disconnected state."""
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self.stopTest()
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