Niels Andriesse
3 years ago
committed by
GitHub
commit
e077956ffb
@ -0,0 +1,101 @@
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package org.thoughtcrime.securesms.loki.api
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import android.content.Context
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import android.graphics.Bitmap
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import androidx.annotation.WorkerThread
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import org.session.libsession.messaging.MessagingModuleConfiguration
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import org.session.libsession.messaging.open_groups.OpenGroupAPIV2
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import org.session.libsession.messaging.open_groups.OpenGroupV2
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import org.session.libsession.messaging.sending_receiving.pollers.OpenGroupPollerV2
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import org.session.libsession.utilities.Util
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import org.session.libsignal.utilities.ThreadUtils
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import org.thoughtcrime.securesms.database.DatabaseFactory
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import org.thoughtcrime.securesms.groups.GroupManager
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import org.thoughtcrime.securesms.util.BitmapUtil
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import java.util.concurrent.Executors
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object OpenGroupManager {
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private val executorService = Executors.newScheduledThreadPool(4)
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private var pollers = mutableMapOf<String, OpenGroupPollerV2>() // One for each server
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private var isPolling = false
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fun startPolling() {
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if (isPolling) { return }
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isPolling = true
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val storage = MessagingModuleConfiguration.shared.storage
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val servers = storage.getAllV2OpenGroups().values.map { it.server }.toSet()
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servers.forEach { server ->
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pollers[server]?.stop() // Shouldn't be necessary
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val poller = OpenGroupPollerV2(server, executorService)
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poller.startIfNeeded()
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pollers[server] = poller
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}
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}
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fun stopPolling() {
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pollers.forEach { it.value.stop() }
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pollers.clear()
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}
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@WorkerThread
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fun add(server: String, room: String, publicKey: String, context: Context) {
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val openGroupID = "$server.$room"
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var threadID = GroupManager.getOpenGroupThreadID(openGroupID, context)
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val storage = MessagingModuleConfiguration.shared.storage
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val threadDB = DatabaseFactory.getLokiThreadDatabase(context)
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// Check it it's added already
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val existingOpenGroup = threadDB.getOpenGroupChat(threadID)
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if (existingOpenGroup != null) { return }
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// Clear any existing data if needed
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storage.removeLastDeletionServerId(room, server)
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storage.removeLastMessageServerId(room, server)
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// Store the public key
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storage.setOpenGroupPublicKey(server,publicKey)
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// Get an auth token
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OpenGroupAPIV2.getAuthToken(room, server).get()
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// Get group info
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val info = OpenGroupAPIV2.getInfo(room, server).get()
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// Download the group image
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// FIXME: Don't wait for the image to download
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val image: Bitmap?
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if (threadID < 0) {
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val profilePictureAsByteArray = try {
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OpenGroupAPIV2.downloadOpenGroupProfilePicture(info.id, server).get()
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} catch (e: Exception) {
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null
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}
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image = BitmapUtil.fromByteArray(profilePictureAsByteArray)
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// Create the group locally
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threadID = GroupManager.createOpenGroup(openGroupID, context, image, info.name).threadId
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}
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val openGroup = OpenGroupV2(server, room, info.name, publicKey)
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threadDB.setOpenGroupChat(openGroup, threadID)
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// Start the poller if needed
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if (pollers[server] == null) {
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val poller = OpenGroupPollerV2(server, executorService)
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Util.runOnMain { poller.startIfNeeded() }
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pollers[server] = poller
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}
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}
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fun delete(server: String, room: String, context: Context) {
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val storage = MessagingModuleConfiguration.shared.storage
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val threadDB = DatabaseFactory.getThreadDatabase(context)
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val openGroupID = "$server.$room"
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val threadID = GroupManager.getOpenGroupThreadID(openGroupID, context)
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val groupID = threadDB.getRecipientForThreadId(threadID)!!.address.serialize()
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// Stop the poller if needed
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val openGroups = storage.getAllV2OpenGroups().filter { it.value.server == server }
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if (openGroups.count() == 1) {
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val poller = pollers[server]
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poller?.stop()
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pollers.remove(server)
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}
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// Delete
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ThreadUtils.queue {
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storage.removeLastDeletionServerId(room, server)
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storage.removeLastMessageServerId(room, server)
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GroupManager.deleteGroup(groupID, context) // Must be invoked on a background thread
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}
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}
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}
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@ -1,212 +0,0 @@
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package org.thoughtcrime.securesms.loki.api
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import android.content.Context
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import android.database.ContentObserver
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import android.graphics.Bitmap
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import android.text.TextUtils
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import androidx.annotation.WorkerThread
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import org.session.libsession.messaging.MessagingModuleConfiguration
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import org.session.libsession.messaging.open_groups.*
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import org.session.libsession.messaging.sending_receiving.pollers.OpenGroupPoller
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import org.session.libsession.messaging.sending_receiving.pollers.OpenGroupV2Poller
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import org.session.libsession.utilities.TextSecurePreferences
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import org.session.libsession.utilities.Util
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import org.session.libsignal.utilities.ThreadUtils
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import org.thoughtcrime.securesms.database.DatabaseContentProviders
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import org.thoughtcrime.securesms.database.DatabaseFactory
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import org.thoughtcrime.securesms.groups.GroupManager
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import org.thoughtcrime.securesms.util.BitmapUtil
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import java.util.concurrent.Executors
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class PublicChatManager(private val context: Context) {
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private var chats = mutableMapOf<Long, OpenGroup>()
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private var v2Chats = mutableMapOf<Long, OpenGroupV2>()
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private val pollers = mutableMapOf<Long, OpenGroupPoller>()
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private val v2Pollers = mutableMapOf<String, OpenGroupV2Poller>()
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private val observers = mutableMapOf<Long, ContentObserver>()
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private var isPolling = false
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private val executorService = Executors.newScheduledThreadPool(4)
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public fun areAllCaughtUp(): Boolean {
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var areAllCaughtUp = true
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refreshChatsAndPollers()
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for ((threadID, _) in chats) {
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val poller = pollers[threadID]
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areAllCaughtUp = if (poller != null) areAllCaughtUp && poller.isCaughtUp else areAllCaughtUp
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}
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return areAllCaughtUp
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}
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public fun markAllAsNotCaughtUp() {
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refreshChatsAndPollers()
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for ((threadID, chat) in chats) {
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val poller = pollers[threadID] ?: OpenGroupPoller(chat, executorService)
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poller.isCaughtUp = false
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}
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for ((_,poller) in v2Pollers) {
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poller.isCaughtUp = false
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}
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}
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public fun startPollersIfNeeded() {
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refreshChatsAndPollers()
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for ((threadId, chat) in chats) {
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val poller = pollers[threadId] ?: OpenGroupPoller(chat, executorService)
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poller.startIfNeeded()
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listenToThreadDeletion(threadId)
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if (!pollers.containsKey(threadId)) { pollers[threadId] = poller }
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}
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v2Pollers.values.forEach { it.stop() }
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v2Pollers.clear()
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v2Chats.entries.groupBy { (_, group) -> group.server }.forEach { (server, threadedRooms) ->
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val poller = OpenGroupV2Poller(threadedRooms.map { it.value }, executorService)
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poller.startIfNeeded()
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threadedRooms.forEach { (thread, _) ->
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listenToThreadDeletion(thread)
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}
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v2Pollers[server] = poller
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}
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isPolling = true
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}
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public fun stopPollers() {
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pollers.values.forEach { it.stop() }
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isPolling = false
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executorService.shutdown()
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}
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//TODO Declare a specific type of checked exception instead of "Exception".
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@WorkerThread
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@Throws(java.lang.Exception::class)
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public fun addChat(server: String, channel: Long): OpenGroup {
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// Ensure the auth token is acquired.
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OpenGroupAPI.getAuthToken(server).get()
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val channelInfo = OpenGroupAPI.getChannelInfo(channel, server).get()
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return addChat(server, channel, channelInfo)
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}
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@WorkerThread
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public fun addChat(server: String, channel: Long, info: OpenGroupInfo): OpenGroup {
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val chat = OpenGroup(channel, server, info.displayName, true)
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var threadID = GroupManager.getOpenGroupThreadID(chat.id, context)
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var profilePicture: Bitmap? = null
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// Create the group if we don't have one
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if (threadID < 0) {
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if (info.profilePictureURL.isNotEmpty()) {
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val profilePictureAsByteArray = OpenGroupAPI.downloadOpenGroupProfilePicture(server, info.profilePictureURL)
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profilePicture = BitmapUtil.fromByteArray(profilePictureAsByteArray)
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}
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val result = GroupManager.createOpenGroup(chat.id, context, profilePicture, chat.displayName)
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threadID = result.threadId
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}
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DatabaseFactory.getLokiThreadDatabase(context).setPublicChat(chat, threadID)
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// Set our name on the server
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val displayName = TextSecurePreferences.getProfileName(context)
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if (!TextUtils.isEmpty(displayName)) {
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OpenGroupAPI.setDisplayName(displayName, server)
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}
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// Start polling
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Util.runOnMain { startPollersIfNeeded() }
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return chat
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}
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@WorkerThread
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fun addChat(server: String, room: String, info: OpenGroupAPIV2.Info, publicKey: String): OpenGroupV2 {
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val chat = OpenGroupV2(server, room, info.name, publicKey)
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var threadID = GroupManager.getOpenGroupThreadID(chat.id, context)
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val profilePicture: Bitmap?
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if (threadID < 0) {
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val profilePictureAsByteArray = try {
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OpenGroupAPIV2.downloadOpenGroupProfilePicture(info.id,server).get()
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} catch (e: Exception) {
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null
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}
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profilePicture = BitmapUtil.fromByteArray(profilePictureAsByteArray)
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val result = GroupManager.createOpenGroup(chat.id, context, profilePicture, info.name)
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threadID = result.threadId
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}
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DatabaseFactory.getLokiThreadDatabase(context).setOpenGroupChat(chat, threadID)
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Util.runOnMain { startPollersIfNeeded() }
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return chat
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}
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public fun removeChat(server: String, channel: Long) {
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val threadDB = DatabaseFactory.getThreadDatabase(context)
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val groupId = OpenGroup.getId(channel, server)
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val threadId = GroupManager.getOpenGroupThreadID(groupId, context)
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val groupAddress = threadDB.getRecipientForThreadId(threadId)!!.address.serialize()
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ThreadUtils.queue {
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GroupManager.deleteGroup(groupAddress, context) // Must be invoked on a background thread
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Util.runOnMain { startPollersIfNeeded() }
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}
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}
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fun removeChat(server: String, room: String) {
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val threadDB = DatabaseFactory.getThreadDatabase(context)
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val groupId = "$server.$room"
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val threadId = GroupManager.getOpenGroupThreadID(groupId, context)
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val groupAddress = threadDB.getRecipientForThreadId(threadId)!!.address.serialize()
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ThreadUtils.queue {
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GroupManager.deleteGroup(groupAddress, context) // Must be invoked on a background thread
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Util.runOnMain { startPollersIfNeeded() }
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}
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}
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private fun refreshChatsAndPollers() {
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val storage = MessagingModuleConfiguration.shared.storage
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val chatsInDB = storage.getAllOpenGroups()
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val v2ChatsInDB = storage.getAllV2OpenGroups()
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val removedChatThreadIds = chats.keys.filter { !chatsInDB.keys.contains(it) }
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removedChatThreadIds.forEach { pollers.remove(it)?.stop() }
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// Only append to chats if we have a thread for the chat
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chats = chatsInDB.filter { GroupManager.getOpenGroupThreadID(it.value.id, context) > -1 }.toMutableMap()
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v2Chats = v2ChatsInDB.filter { GroupManager.getOpenGroupThreadID(it.value.id, context) > -1 }.toMutableMap()
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}
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private fun listenToThreadDeletion(threadID: Long) {
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if (threadID < 0 || observers[threadID] != null) { return }
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val observer = createDeletionObserver(threadID) {
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val chat = chats[threadID]
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// Reset last message cache
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if (chat != null) {
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val apiDatabase = DatabaseFactory.getLokiAPIDatabase(context)
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apiDatabase.removeLastDeletionServerID(chat.channel, chat.server)
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apiDatabase.removeLastMessageServerID(chat.channel, chat.server)
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}
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DatabaseFactory.getLokiThreadDatabase(context).removePublicChat(threadID)
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pollers.remove(threadID)?.stop()
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v2Pollers.values.forEach { it.stop() }
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v2Pollers.clear()
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observers.remove(threadID)
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startPollersIfNeeded()
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}
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observers[threadID] = observer
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context.applicationContext.contentResolver.registerContentObserver(DatabaseContentProviders.Conversation.getUriForThread(threadID), true, observer)
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}
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private fun createDeletionObserver(threadID: Long, onDelete: Runnable): ContentObserver {
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return object : ContentObserver(null) {
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override fun onChange(selfChange: Boolean) {
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super.onChange(selfChange)
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// Stop the poller if thread is deleted
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try {
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if (!DatabaseFactory.getThreadDatabase(context).hasThread(threadID)) {
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onDelete.run()
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context.applicationContext.contentResolver.unregisterContentObserver(this)
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}
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} catch (e: Exception) {
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// TODO: Handle
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}
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}
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}
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}
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}
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@ -0,0 +1,92 @@
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package org.session.libsession.messaging.sending_receiving.pollers
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import nl.komponents.kovenant.Promise
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import nl.komponents.kovenant.functional.map
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import org.session.libsession.messaging.MessagingModuleConfiguration
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import org.session.libsession.messaging.jobs.JobQueue
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import org.session.libsession.messaging.jobs.MessageReceiveJob
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import org.session.libsession.messaging.open_groups.OpenGroupAPIV2
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import org.session.libsession.messaging.open_groups.OpenGroupMessageV2
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import org.session.libsession.utilities.Address
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import org.session.libsession.utilities.GroupUtil
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import org.session.libsignal.protos.SignalServiceProtos
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import org.session.libsignal.utilities.Log
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import org.session.libsignal.utilities.successBackground
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import java.util.concurrent.ScheduledExecutorService
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import java.util.concurrent.ScheduledFuture
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import java.util.concurrent.TimeUnit
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class OpenGroupPollerV2(private val server: String, private val executorService: ScheduledExecutorService?) {
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var hasStarted = false
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private var future: ScheduledFuture<*>? = null
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companion object {
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private val pollInterval: Long = 4 * 1000
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}
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fun startIfNeeded() {
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if (hasStarted) { return }
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hasStarted = true
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future = executorService?.schedule(::poll, 0, TimeUnit.MILLISECONDS)
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}
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fun stop() {
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future?.cancel(false)
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hasStarted = false
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}
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fun poll(isBackgroundPoll: Boolean = false): Promise<Unit, Exception> {
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val storage = MessagingModuleConfiguration.shared.storage
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val rooms = storage.getAllV2OpenGroups().values.filter { it.server == server }.map { it.room }
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return OpenGroupAPIV2.compactPoll(rooms, server).successBackground { responses ->
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responses.forEach { (room, response) ->
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val openGroupID = "$server.$room"
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handleNewMessages(openGroupID, response.messages, isBackgroundPoll)
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handleDeletedMessages(openGroupID, response.deletions)
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}
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}.always {
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executorService?.schedule(this@OpenGroupPollerV2::poll, OpenGroupPollerV2.pollInterval, TimeUnit.MILLISECONDS)
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}.map { }
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}
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private fun handleNewMessages(openGroupID: String, messages: List<OpenGroupMessageV2>, isBackgroundPoll: Boolean) {
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if (!hasStarted) { return }
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messages.sortedBy { it.serverID!! }.forEach { message ->
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try {
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val senderPublicKey = message.sender!!
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val builder = SignalServiceProtos.Envelope.newBuilder()
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builder.type = SignalServiceProtos.Envelope.Type.SESSION_MESSAGE
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builder.source = senderPublicKey
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builder.sourceDevice = 1
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builder.content = message.toProto().toByteString()
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builder.timestamp = message.sentTimestamp
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val envelope = builder.build()
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val job = MessageReceiveJob(envelope.toByteArray(), message.serverID, openGroupID)
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if (isBackgroundPoll) {
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job.executeAsync()
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} else {
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JobQueue.shared.add(job)
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}
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} catch (e: Exception) {
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Log.e("Loki", "Exception parsing message", e)
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}
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}
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}
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private fun handleDeletedMessages(openGroupID: String, deletedMessageServerIDs: List<Long>) {
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val storage = MessagingModuleConfiguration.shared.storage
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val dataProvider = MessagingModuleConfiguration.shared.messageDataProvider
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val groupID = GroupUtil.getEncodedOpenGroupID(openGroupID.toByteArray())
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val threadID = storage.getThreadIdFor(Address.fromSerialized(groupID)) ?: return
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val deletedMessageIDs = deletedMessageServerIDs.mapNotNull { serverID ->
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val messageID = dataProvider.getMessageID(serverID, threadID)
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if (messageID == null) {
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Log.d("Loki", "Couldn't find message ID for message with serverID: $serverID.")
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}
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messageID
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}
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deletedMessageIDs.forEach { (messageId, isSms) ->
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MessagingModuleConfiguration.shared.messageDataProvider.deleteMessage(messageId, isSms)
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}
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}
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}
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@ -1,134 +0,0 @@
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package org.session.libsession.messaging.sending_receiving.pollers
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import nl.komponents.kovenant.Promise
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import org.session.libsession.messaging.MessagingModuleConfiguration
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import org.session.libsession.messaging.jobs.JobQueue
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import org.session.libsession.messaging.jobs.MessageReceiveJob
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import org.session.libsession.messaging.open_groups.OpenGroupAPIV2
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import org.session.libsession.messaging.open_groups.OpenGroupMessageV2
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import org.session.libsession.messaging.open_groups.OpenGroupV2
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import org.session.libsession.utilities.Address
|
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import org.session.libsession.utilities.GroupUtil
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import org.session.libsignal.protos.SignalServiceProtos
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import org.session.libsignal.utilities.Log
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import org.session.libsignal.utilities.successBackground
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import java.util.concurrent.ScheduledExecutorService
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import java.util.concurrent.ScheduledFuture
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import java.util.concurrent.TimeUnit
|
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class OpenGroupV2Poller(private val openGroups: List<OpenGroupV2>, private val executorService: ScheduledExecutorService? = null) {
|
||||
|
||||
private var hasStarted = false
|
||||
@Volatile private var isPollOngoing = false
|
||||
var isCaughtUp = false
|
||||
|
||||
private val cancellableFutures = mutableListOf<ScheduledFuture<out Any>>()
|
||||
|
||||
// use this as a receive time-based window to calculate re-poll interval
|
||||
private val receivedQueue = ArrayDeque<Long>(50)
|
||||
|
||||
private fun calculatePollInterval(): Long {
|
||||
// sample last default poll time * 2
|
||||
while (receivedQueue.size > 50) {
|
||||
receivedQueue.removeLast()
|
||||
}
|
||||
val sampleWindow = System.currentTimeMillis() - pollForNewMessagesInterval * 2
|
||||
val numberInSample = receivedQueue.toList().filter { it > sampleWindow }.size.coerceAtLeast(1)
|
||||
return ((2 + (50 / numberInSample / 20)*5) * 1000).toLong()
|
||||
}
|
||||
|
||||
// region Settings
|
||||
companion object {
|
||||
private val pollForNewMessagesInterval: Long = 10 * 1000
|
||||
}
|
||||
// endregion
|
||||
|
||||
// region Lifecycle
|
||||
fun startIfNeeded() {
|
||||
if (hasStarted || executorService == null) return
|
||||
cancellableFutures += executorService.schedule(::compactPoll, 0, TimeUnit.MILLISECONDS)
|
||||
hasStarted = true
|
||||
}
|
||||
|
||||
fun stop() {
|
||||
cancellableFutures.forEach { future ->
|
||||
future.cancel(false)
|
||||
}
|
||||
cancellableFutures.clear()
|
||||
hasStarted = false
|
||||
}
|
||||
// endregion
|
||||
|
||||
// region Polling
|
||||
|
||||
private fun compactPoll(): Promise<Any, Exception> {
|
||||
return compactPoll(false)
|
||||
}
|
||||
|
||||
fun compactPoll(isBackgroundPoll: Boolean): Promise<Any, Exception> {
|
||||
if (isPollOngoing || !hasStarted) return Promise.of(Unit)
|
||||
isPollOngoing = true
|
||||
val server = openGroups.first().server // assume all the same server
|
||||
val rooms = openGroups.map { it.room }
|
||||
return OpenGroupAPIV2.compactPoll(rooms = rooms, server).successBackground { results ->
|
||||
results.forEach { (room, results) ->
|
||||
val serverRoomId = "$server.$room"
|
||||
handleNewMessages(serverRoomId, results.messages.sortedBy { it.serverID }, isBackgroundPoll)
|
||||
handleDeletedMessages(serverRoomId,results.deletions)
|
||||
}
|
||||
}.always {
|
||||
isPollOngoing = false
|
||||
if (!isBackgroundPoll) {
|
||||
val delay = calculatePollInterval()
|
||||
executorService?.schedule(this@OpenGroupV2Poller::compactPoll, delay, TimeUnit.MILLISECONDS)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private fun handleNewMessages(serverRoomId: String, newMessages: List<OpenGroupMessageV2>, isBackgroundPoll: Boolean) {
|
||||
if (!hasStarted) return
|
||||
newMessages.forEach { message ->
|
||||
try {
|
||||
val senderPublicKey = message.sender!!
|
||||
// Main message
|
||||
// Envelope
|
||||
val builder = SignalServiceProtos.Envelope.newBuilder()
|
||||
builder.type = SignalServiceProtos.Envelope.Type.SESSION_MESSAGE
|
||||
builder.source = senderPublicKey
|
||||
builder.sourceDevice = 1
|
||||
builder.content = message.toProto().toByteString()
|
||||
builder.timestamp = message.sentTimestamp
|
||||
val envelope = builder.build()
|
||||
val job = MessageReceiveJob(envelope.toByteArray(), message.serverID, serverRoomId)
|
||||
Log.d("Loki", "Scheduling Job $job")
|
||||
if (isBackgroundPoll) {
|
||||
job.executeAsync()
|
||||
// The promise is just used to keep track of when we're done
|
||||
} else {
|
||||
JobQueue.shared.add(job)
|
||||
}
|
||||
receivedQueue.addFirst(message.sentTimestamp)
|
||||
} catch (e: Exception) {
|
||||
Log.e("Loki", "Exception parsing message", e)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private fun handleDeletedMessages(serverRoomId: String, deletedMessageServerIDs: List<Long>) {
|
||||
val messagingModule = MessagingModuleConfiguration.shared
|
||||
val address = GroupUtil.getEncodedOpenGroupID(serverRoomId.toByteArray())
|
||||
val threadId = messagingModule.storage.getThreadIdFor(Address.fromSerialized(address)) ?: return
|
||||
|
||||
val deletedMessageIDs = deletedMessageServerIDs.mapNotNull { serverId ->
|
||||
val id = messagingModule.messageDataProvider.getMessageID(serverId, threadId)
|
||||
if (id == null) {
|
||||
Log.d("Loki", "Couldn't find server ID $serverId")
|
||||
}
|
||||
id
|
||||
}
|
||||
deletedMessageIDs.forEach { (messageId, isSms) ->
|
||||
MessagingModuleConfiguration.shared.messageDataProvider.deleteMessage(messageId, isSms)
|
||||
}
|
||||
}
|
||||
// endregion
|
||||
}
|
||||
Loading…
Reference in New Issue