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Schedule message backups when enabled.

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2024-04-23 11:19:51 -04:00
committed by Cody Henthorne
parent 8a972d93e9
commit b043b6e458
7 changed files with 77 additions and 6 deletions
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1
app/src/main/java/org/thoughtcrime/securesms/service/LocalBackupListener.java
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@@ -6,7 +6,6 @@ import android.content.Context;
import androidx.annotation.NonNull;
import org.thoughtcrime.securesms.jobs.LocalBackupJob;
import org.thoughtcrime.securesms.keyvalue.SettingsValues;
import org.thoughtcrime.securesms.keyvalue.SignalStore;
import org.thoughtcrime.securesms.util.JavaTimeExtensionsKt;
import org.thoughtcrime.securesms.util.TextSecurePreferences;

58
app/src/main/java/org/thoughtcrime/securesms/service/MessageBackupListener.kt Normal file
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@@ -0,0 +1,58 @@
/*
* Copyright 2024 Signal Messenger, LLC
* SPDX-License-Identifier: AGPL-3.0-only
*/
package org.thoughtcrime.securesms.service
import android.content.Context
import org.thoughtcrime.securesms.jobs.BackupMessagesJob
import org.thoughtcrime.securesms.keyvalue.SignalStore
import org.thoughtcrime.securesms.util.FeatureFlags
import org.thoughtcrime.securesms.util.toMillis
import java.time.LocalDateTime
import java.util.Random
import java.util.concurrent.TimeUnit
class MessageBackupListener : PersistentAlarmManagerListener() {
override fun shouldScheduleExact(): Boolean {
return true
}
override fun getNextScheduledExecutionTime(context: Context): Long {
return SignalStore.backup().nextBackupTime
}
override fun onAlarm(context: Context, scheduledTime: Long): Long {
if (SignalStore.backup().areBackupsEnabled) {
BackupMessagesJob.enqueue()
}
return setNextBackupTimeToIntervalFromNow()
}
companion object {
private val BACKUP_JITTER_WINDOW_SECONDS = Math.toIntExact(TimeUnit.MINUTES.toSeconds(10))
@JvmStatic
fun schedule(context: Context?) {
if (FeatureFlags.messageBackups() && SignalStore.backup().areBackupsEnabled) {
MessageBackupListener().onReceive(context, getScheduleIntent())
}
}
fun setNextBackupTimeToIntervalFromNow(): Long {
val now = LocalDateTime.now()
val hour = SignalStore.settings().backupHour
val minute = SignalStore.settings().backupMinute
var next = now.withHour(hour).withMinute(minute).withSecond(0)
val jitter = Random().nextInt(BACKUP_JITTER_WINDOW_SECONDS) - BACKUP_JITTER_WINDOW_SECONDS / 2
next.plusSeconds(jitter.toLong())
if (now.isAfter(next)) {
next = next.plusDays(1)
}
val nextTime = next.toMillis()
SignalStore.backup().nextBackupTime = nextTime
return nextTime
}
}
}