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/*
* Tinc App, an Android binding and user interface for the tinc mesh VPN daemon
* Copyright (C) 2017-2018 Pacien TRAN-GIRARD
*
* 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/>.
*/
package org.pacien.tincapp.service
import android.content.BroadcastReceiver
import android.content.Context
import android.content.Intent
import android.content.IntentFilter
import android.net.ConnectivityManager
import org.pacien.tincapp.commands.Tinc
import org.slf4j.LoggerFactory
/**
* @author pacien
*/
object ConnectivityChangeReceiver : BroadcastReceiver() {
private val log by lazy { LoggerFactory.getLogger(this.javaClass)!! }
private val tincCtl = Tinc
private val tincVpnService = TincVpnService
override fun onReceive(context: Context, intent: Intent) {
log.info("Connectivity change intent received: {}", intent.toString())
if (isNetworkAvailable(intent)) attemptReconnect()
}
private fun attemptReconnect() {
tincVpnService.getCurrentNetName()?.let { netName ->
log.info("Sending immediate reconnection request to the tinc daemon.")
tincCtl.retry(netName)
}
}
private fun isNetworkAvailable(intent: Intent) =
!intent.getBooleanExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, false)
fun registerWatcher(context: Context) {
val filter = IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION)
context.registerReceiver(this, filter)
}
fun unregisterWatcher(context: Context) {
context.unregisterReceiver(this)
}
}
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