✨ Add batch service for migrating existing messages
This commit is contained in:
parent
78f9621afa
commit
412180f443
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@ -198,6 +198,10 @@
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android:exported="true"
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android:permission="android.permission.BIND_JOB_SERVICE" />
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<service
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android:name=".service.BatchProcessorService"
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android:exported="false" />
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<activity
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android:name=".StatusActivity"
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android:label="@string/title_activity_status"
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@ -17,15 +17,17 @@
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package ch.dissem.apps.abit
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import android.app.Activity
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import android.content.Context
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import android.content.Intent
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import android.content.SharedPreferences
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import android.content.*
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import android.os.Bundle
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import android.os.IBinder
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import android.preference.PreferenceManager
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import android.support.v4.content.FileProvider.getUriForFile
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import android.support.v7.preference.Preference
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import android.support.v7.preference.PreferenceFragmentCompat
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import android.support.v7.preference.SwitchPreferenceCompat
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import android.widget.Toast
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import ch.dissem.apps.abit.service.BatchProcessorService
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import ch.dissem.apps.abit.service.SimpleJob
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import ch.dissem.apps.abit.service.Singleton
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import ch.dissem.apps.abit.synchronization.SyncAdapter
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import ch.dissem.apps.abit.util.Constants.PREFERENCE_SERVER_POW
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@ -55,9 +57,12 @@ class SettingsFragment : PreferenceFragmentCompat(), SharedPreferences.OnSharedP
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findPreference("export")?.onPreferenceClickListener = exportClickListener()
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findPreference("import")?.onPreferenceClickListener = importClickListener()
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findPreference("status").onPreferenceClickListener = statusClickListener()
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val conversationInit = findPreference("emulate_conversations_initialize")
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conversationInit?.onPreferenceClickListener = conversationInitClickListener(conversationInit)
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findPreference("emulate_conversations")?.onPreferenceChangeListener = emulateConversationChangeListener(conversationInit)
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val conversationInit = findPreference("emulate_conversations_initialize") as? SwitchPreferenceCompat
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conversationInit?.onPreferenceClickListener = conversationInitClickListener()
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findPreference("emulate_conversations")?.apply {
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onPreferenceChangeListener = emulateConversationChangeListener(conversationInit)
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isEnabled = conversationInit?.isChecked ?: false
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}
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}
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private fun aboutClickListener() = Preference.OnPreferenceClickListener {
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@ -199,45 +204,42 @@ class SettingsFragment : PreferenceFragmentCompat(), SharedPreferences.OnSharedP
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}
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}
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private fun conversationInitClickListener(conversationInit: Preference) = Preference.OnPreferenceClickListener {
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val ctx = activity?.applicationContext
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?: throw IllegalStateException("Context not available")
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conversationInit.isEnabled = false
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Toast.makeText(ctx, R.string.emulate_conversations_summary, Toast.LENGTH_SHORT).show()
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private val connection = object : ServiceConnection {
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override fun onServiceConnected(name: ComponentName, service: IBinder) {
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if (service is BatchProcessorService.BatchBinder) {
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val messageRepo = Singleton.getMessageRepository(service.service)
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val conversationService = Singleton.getConversationService(service.service)
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doAsync {
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val messageRepo = Singleton.getMessageRepository(ctx)
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val conversationService = Singleton.getConversationService(ctx)
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do {
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var previous: Plaintext? = null
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val messages = messageRepo.findNextLegacyMessages(previous)
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messages.forEach { msg ->
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if (msg.encoding == Plaintext.Encoding.SIMPLE) {
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conversationService.getSubject(listOf(msg))?.let { subject ->
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msg.conversationId = UUID.nameUUIDFromBytes(subject.toByteArray())
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messageRepo.save(msg)
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Thread.yield()
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service.process(SimpleJob<Plaintext>(
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messageRepo.count(),
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{ messageRepo.findNextLegacyMessages(it) },
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{ msg ->
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if (msg.encoding == Plaintext.Encoding.SIMPLE) {
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conversationService.getSubject(listOf(msg))?.let { subject ->
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msg.conversationId = UUID.nameUUIDFromBytes(subject.toByteArray())
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messageRepo.save(msg)
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Thread.yield()
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}
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}
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}
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}
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if (!messages.isEmpty()) {
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previous = messages.last()
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}
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} while (!messages.isEmpty())
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uiThread {
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Toast.makeText(
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ctx,
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R.string.cleanup_notification_end,
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Toast.LENGTH_LONG
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).show()
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conversationInit.isEnabled = true
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},
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R.drawable.ic_notification_batch,
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R.string.emulate_conversations_batch
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))
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}
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}
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return@OnPreferenceClickListener true
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override fun onServiceDisconnected(name: ComponentName) {
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}
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}
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private fun emulateConversationChangeListener(conversationInit: Preference?) = Preference.OnPreferenceChangeListener { preference, newValue ->
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private fun conversationInitClickListener() = Preference.OnPreferenceClickListener {
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val ctx = activity?.applicationContext
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?: throw IllegalStateException("Context not available")
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ctx.bindService(Intent(ctx, BatchProcessorService::class.java), connection, Context.BIND_AUTO_CREATE)
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true
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}
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private fun emulateConversationChangeListener(conversationInit: Preference?) = Preference.OnPreferenceChangeListener { _, newValue ->
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conversationInit?.isEnabled = newValue as Boolean
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true
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}
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@ -0,0 +1,54 @@
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/*
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* Copyright 2016 Christian Basler
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package ch.dissem.apps.abit.notification
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import android.content.Context
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import android.support.v4.app.NotificationCompat
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import ch.dissem.apps.abit.R
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import ch.dissem.apps.abit.service.Job
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/**
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* Ongoing notification while proof of work is in progress.
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*/
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class BatchNotification(ctx: Context) : AbstractNotification(ctx) {
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private val builder = NotificationCompat.Builder(ctx, ONGOING_CHANNEL_ID)
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.setVisibility(NotificationCompat.VISIBILITY_PUBLIC)
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.setUsesChronometer(true)
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init {
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initChannel(ONGOING_CHANNEL_ID, R.color.colorAccent)
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notification = builder.build()
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}
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override val notificationId = ONGOING_NOTIFICATION_ID
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fun update(job: Job): BatchNotification {
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builder.setContentTitle(ctx.getString(job.description))
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.setSmallIcon(job.icon)
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.setProgress(job.numberOfItems, job.numberOfProcessedItems, job.numberOfItems <= 0)
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notification = builder.build()
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show()
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return this
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}
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companion object {
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const val ONGOING_NOTIFICATION_ID = 4
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}
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}
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@ -47,6 +47,13 @@ class AndroidMessageRepository(private val sql: SqlHelper) : AbstractMessageRepo
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super.findMessages(label, offset, limit)
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}
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fun count() = DatabaseUtils.queryNumEntries(
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sql.readableDatabase,
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TABLE_NAME,
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null,
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null
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).toInt()
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override fun countUnread(label: Label?) = when {
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label === LABEL_ARCHIVE -> 0
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label == null -> DatabaseUtils.queryNumEntries(
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@ -0,0 +1,117 @@
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package ch.dissem.apps.abit.service
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import android.app.Service
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import android.content.Intent
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import android.os.Binder
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import android.support.annotation.DrawableRes
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import android.support.annotation.StringRes
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import android.support.v4.content.ContextCompat
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import ch.dissem.apps.abit.notification.BatchNotification
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import ch.dissem.apps.abit.notification.BatchNotification.Companion.ONGOING_NOTIFICATION_ID
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import org.jetbrains.anko.doAsync
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import java.util.*
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class BatchProcessorService : Service() {
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private lateinit var notification: BatchNotification
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override fun onCreate() {
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notification = BatchNotification(this)
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}
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override fun onBind(intent: Intent) = BatchBinder(this)
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class BatchBinder internal constructor(val service: BatchProcessorService) : Binder() {
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private val notification = service.notification
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fun process(job: Job) = synchronized(queue) {
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ContextCompat.startForegroundService(
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service,
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Intent(service, BatchProcessorService::class.java)
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)
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service.startForeground(
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ONGOING_NOTIFICATION_ID,
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notification.notification
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)
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if (!working) {
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working = true
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service.processQueue(job)
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} else {
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queue.add(job)
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}
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}
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}
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private fun processQueue(job: Job) {
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doAsync {
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var next: Job? = job
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while (next != null) {
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next.process(notification)
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synchronized(queue) {
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next = queue.poll()
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if (next == null) {
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working = false
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stopForeground(true)
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stopSelf()
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}
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}
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}
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}
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}
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companion object {
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private var working = false
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private val queue = LinkedList<Job>()
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}
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}
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interface Job {
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val icon: Int
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@DrawableRes get
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val description: Int
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@StringRes get
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val numberOfItems: Int
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var numberOfProcessedItems: Int
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/**
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* Runs the job. This shouldn't happen in a separate thread, as this is handled by the service.
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*/
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fun process(notification: BatchNotification)
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}
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data class SimpleJob<T>(
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override val numberOfItems: Int,
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/**
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* Provides the next batch of items, given the last item of the previous batch,
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* or null for the first batch.
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*/
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private val provider: (T?) -> List<T>,
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/**
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* Processes an item.
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*/
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private val processor: (T) -> Unit,
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override val icon: Int,
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override val description: Int
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) : Job {
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override var numberOfProcessedItems: Int = 0
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override fun process(notification: BatchNotification) {
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notification.update(this)
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var batch = provider.invoke(null)
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while (batch.isNotEmpty()) {
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Thread.yield()
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batch.forEach {
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processor.invoke(it)
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Thread.yield()
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}
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numberOfProcessedItems += batch.size
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notification.update(this)
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batch = provider.invoke(batch.last())
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}
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}
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}
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@ -0,0 +1,10 @@
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<?xml version="1.0" encoding="utf-8"?>
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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="24dp"
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android:height="24dp"
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android:viewportHeight="24"
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android:viewportWidth="24">
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<path
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android:fillColor="#FFFFFFFF"
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android:pathData="M15.9,18.45C17.25,18.45 18.35,17.35 18.35,16C18.35,14.65 17.25,13.55 15.9,13.55C14.54,13.55 13.45,14.65 13.45,16C13.45,17.35 14.54,18.45 15.9,18.45M21.1,16.68L22.58,17.84C22.71,17.95 22.75,18.13 22.66,18.29L21.26,20.71C21.17,20.86 21,20.92 20.83,20.86L19.09,20.16C18.73,20.44 18.33,20.67 17.91,20.85L17.64,22.7C17.62,22.87 17.47,23 17.3,23H14.5C14.32,23 14.18,22.87 14.15,22.7L13.89,20.85C13.46,20.67 13.07,20.44 12.71,20.16L10.96,20.86C10.81,20.92 10.62,20.86 10.54,20.71L9.14,18.29C9.05,18.13 9.09,17.95 9.22,17.84L10.7,16.68L10.65,16L10.7,15.31L9.22,14.16C9.09,14.05 9.05,13.86 9.14,13.71L10.54,11.29C10.62,11.13 10.81,11.07 10.96,11.13L12.71,11.84C13.07,11.56 13.46,11.32 13.89,11.15L14.15,9.29C14.18,9.13 14.32,9 14.5,9H17.3C17.47,9 17.62,9.13 17.64,9.29L17.91,11.15C18.33,11.32 18.73,11.56 19.09,11.84L20.83,11.13C21,11.07 21.17,11.13 21.26,11.29L22.66,13.71C22.75,13.86 22.71,14.05 22.58,14.16L21.1,15.31L21.15,16L21.1,16.68M6.69,8.07C7.56,8.07 8.26,7.37 8.26,6.5C8.26,5.63 7.56,4.92 6.69,4.92A1.58,1.58 0 0,0 5.11,6.5C5.11,7.37 5.82,8.07 6.69,8.07M10.03,6.94L11,7.68C11.07,7.75 11.09,7.87 11.03,7.97L10.13,9.53C10.08,9.63 9.96,9.67 9.86,9.63L8.74,9.18L8,9.62L7.81,10.81C7.79,10.92 7.7,11 7.59,11H5.79C5.67,11 5.58,10.92 5.56,10.81L5.4,9.62L4.64,9.18L3.5,9.63C3.41,9.67 3.3,9.63 3.24,9.53L2.34,7.97C2.28,7.87 2.31,7.75 2.39,7.68L3.34,6.94L3.31,6.5L3.34,6.06L2.39,5.32C2.31,5.25 2.28,5.13 2.34,5.03L3.24,3.47C3.3,3.37 3.41,3.33 3.5,3.37L4.63,3.82L5.4,3.38L5.56,2.19C5.58,2.08 5.67,2 5.79,2H7.59C7.7,2 7.79,2.08 7.81,2.19L8,3.38L8.74,3.82L9.86,3.37C9.96,3.33 10.08,3.37 10.13,3.47L11.03,5.03C11.09,5.13 11.07,5.25 11,5.32L10.03,6.06L10.06,6.5L10.03,6.94Z" />
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</vector>
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@ -140,4 +140,5 @@ As an alternative you could configure a trusted node in the settings, but as of
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<string name="emulate_conversations">Guess conversations</string>
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<string name="emulate_conversations_summary">Use subject to determine which messages belong together. The order will likely be wrong.</string>
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<string name="emulate_conversations_initialize">Group existing messages by subject</string>
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<string name="emulate_conversations_batch">Grouping existing messages by subject</string>
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</resources>
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