Clean

app/src/main/java/org/thoughtcrime/securesms/attachments/DatabaseAttachmentProvider.kt

@@ -5,6 +5,7 @@ import android.text.TextUtils
 import com.google.protobuf.ByteString
 import org.greenrobot.eventbus.EventBus
 import org.session.libsession.database.MessageDataProvider
+import org.session.libsession.messaging.open_groups.OpenGroup
 import org.session.libsession.messaging.sending_receiving.attachments.*
 import org.session.libsession.messaging.threads.Address
 import org.session.libsession.messaging.utilities.DotNetAPI
@@ -26,7 +27,6 @@ import org.thoughtcrime.securesms.util.MediaUtil
 import java.io.IOException
 import java.io.InputStream
 
-
 class DatabaseAttachmentProvider(context: Context, helper: SQLCipherOpenHelper) : Database(context, helper), MessageDataProvider {
 
     override fun getAttachmentStream(attachmentId: Long): SessionServiceAttachmentStream? {
@@ -104,6 +104,10 @@ class DatabaseAttachmentProvider(context: Context, helper: SQLCipherOpenHelper)
         return smsDatabase.isOutgoingMessage(timestamp) || mmsDatabase.isOutgoingMessage(timestamp)
     }
 
+    override fun getOpenGroup(threadID: Long): OpenGroup? {
+        return null // TODO: Implement
+    }
+
     override fun updateAttachmentAfterUploadSucceeded(attachmentId: Long, attachmentStream: SignalServiceAttachmentStream, attachmentKey: ByteArray, uploadResult: DotNetAPI.UploadResult) {
         val database = DatabaseFactory.getAttachmentDatabase(context)
         val databaseAttachment = getDatabaseAttachment(attachmentId) ?: return

app/src/main/java/org/thoughtcrime/securesms/loki/activities/HomeActivity.kt

@@ -30,10 +30,10 @@ import org.greenrobot.eventbus.EventBus
 import org.greenrobot.eventbus.Subscribe
 import org.greenrobot.eventbus.ThreadMode
 import org.session.libsession.messaging.jobs.JobQueue
+import org.session.libsession.messaging.mentions.MentionsManager
 import org.session.libsession.messaging.open_groups.OpenGroupAPI
 import org.session.libsession.messaging.sending_receiving.MessageSender
 import org.session.libsession.utilities.*
-import org.session.libsignal.service.loki.utilities.mentions.MentionsManager
 import org.session.libsignal.service.loki.utilities.toHexString
 import org.session.libsignal.utilities.ThreadUtils
 import org.thoughtcrime.securesms.ApplicationContext
@@ -139,7 +139,7 @@ class HomeActivity : PassphraseRequiredActionBarActivity(),
         val userDB = DatabaseFactory.getLokiUserDatabase(this)
         val userPublicKey = TextSecurePreferences.getLocalNumber(this)
         if (userPublicKey != null) {
-            MentionsManager.configureIfNeeded(userPublicKey, threadDB, userDB)
+            MentionsManager.configureIfNeeded(userPublicKey, userDB)
             application.publicChatManager.startPollersIfNeeded()
             JobQueue.shared.resumePendingJobs()
         }

app/src/main/java/org/thoughtcrime/securesms/loki/activities/PathActivity.kt

@@ -24,7 +24,7 @@ import org.thoughtcrime.securesms.PassphraseRequiredActionBarActivity
 import org.thoughtcrime.securesms.loki.utilities.*
 import org.thoughtcrime.securesms.loki.views.GlowViewUtilities
 import org.thoughtcrime.securesms.loki.views.PathDotView
-import org.session.libsignal.service.loki.api.Snode
+import org.session.libsignal.service.loki.Snode
 
 class PathActivity : PassphraseRequiredActionBarActivity() {
     private val broadcastReceivers = mutableListOf<BroadcastReceiver>()

app/src/main/java/org/thoughtcrime/securesms/loki/database/LokiAPIDatabase.kt

@@ -7,7 +7,7 @@ import org.session.libsession.utilities.TextSecurePreferences
 import org.session.libsignal.libsignal.ecc.DjbECPrivateKey
 import org.session.libsignal.libsignal.ecc.DjbECPublicKey
 import org.session.libsignal.libsignal.ecc.ECKeyPair
-import org.session.libsignal.service.loki.api.Snode
+import org.session.libsignal.service.loki.Snode
 import org.session.libsignal.service.loki.database.LokiAPIDatabaseProtocol
 import org.session.libsignal.service.loki.utilities.PublicKeyValidation
 import org.session.libsignal.service.loki.utilities.removing05PrefixIfNeeded

libsession/src/main/java/org/session/libsession/database/MessageDataProvider.kt

@@ -1,5 +1,6 @@
 package org.session.libsession.database
 
+import org.session.libsession.messaging.open_groups.OpenGroup
 import org.session.libsession.messaging.sending_receiving.attachments.*
 import org.session.libsession.messaging.threads.Address
 import org.session.libsession.messaging.utilities.DotNetAPI
@@ -37,4 +38,5 @@ interface MessageDataProvider {
     fun getAttachmentIDsFor(messageID: Long): List<Long>
     fun getLinkPreviewAttachmentIDFor(messageID: Long): Long?
 
+    fun getOpenGroup(threadID: Long): OpenGroup?
 }

libsession/src/main/java/org/session/libsession/messaging/mentions/MentionsManager.kt

@@ -1,19 +1,20 @@
-package org.session.libsignal.service.loki.utilities.mentions
+package org.session.libsession.messaging.mentions
+
+import org.session.libsession.messaging.MessagingModuleConfiguration
+import org.session.libsignal.service.loki.utilities.mentions.Mention
 
-import org.session.libsignal.service.loki.database.LokiThreadDatabaseProtocol
 import org.session.libsignal.service.loki.database.LokiUserDatabaseProtocol
 
-class MentionsManager(private val userPublicKey: String, private val threadDatabase: LokiThreadDatabaseProtocol,
-    private val userDatabase: LokiUserDatabaseProtocol) {
+class MentionsManager(private val userPublicKey: String, private val userDatabase: LokiUserDatabaseProtocol) {
     var userPublicKeyCache = mutableMapOf<Long, Set<String>>() // Thread ID to set of user hex encoded public keys
 
     companion object {
 
         public lateinit var shared: MentionsManager
 
-        public fun configureIfNeeded(userPublicKey: String, threadDatabase: LokiThreadDatabaseProtocol, userDatabase: LokiUserDatabaseProtocol) {
+        public fun configureIfNeeded(userPublicKey: String, userDatabase: LokiUserDatabaseProtocol) {
             if (::shared.isInitialized) { return; }
-            shared = MentionsManager(userPublicKey, threadDatabase, userDatabase)
+            shared = MentionsManager(userPublicKey, userDatabase)
         }
     }
 
@@ -30,7 +31,7 @@ class MentionsManager(private val userPublicKey: String, private val threadDatab
         // Prepare
         val cache = userPublicKeyCache[threadID] ?: return listOf()
         // Gather candidates
-        val publicChat = threadDatabase.getPublicChat(threadID)
+        val publicChat = MessagingModuleConfiguration.shared.messageDataProvider.getOpenGroup(threadID)
         var candidates: List<Mention> = cache.mapNotNull { publicKey ->
             val displayName: String?
             if (publicChat != null) {

libsession/src/main/java/org/session/libsession/messaging/open_groups/OpenGroup.kt

@@ -1,6 +1,5 @@
 package org.session.libsession.messaging.open_groups
 
-import org.session.libsignal.service.loki.api.opengroups.PublicChat
 import org.session.libsignal.utilities.JsonUtil
 
 data class OpenGroup(
@@ -14,9 +13,6 @@ data class OpenGroup(
 
     companion object {
 
-        @JvmStatic fun from(publicChat: PublicChat): OpenGroup =
-                OpenGroup(publicChat.channel, publicChat.server, publicChat.displayName, publicChat.isDeletable)
-
         @JvmStatic fun getId(channel: Long, server: String): String {
             return "$server.$channel"
         }

libsession/src/main/java/org/session/libsession/messaging/sending_receiving/pollers/Poller.kt

@@ -8,7 +8,7 @@ import org.session.libsession.messaging.jobs.MessageReceiveJob
 import org.session.libsession.messaging.utilities.MessageWrapper
 import org.session.libsession.snode.SnodeAPI
 import org.session.libsession.snode.SnodeModule
-import org.session.libsignal.service.loki.api.Snode
+import org.session.libsignal.service.loki.Snode
 import org.session.libsignal.utilities.Base64
 import org.session.libsignal.utilities.logging.Log
 import java.security.SecureRandom

libsession/src/main/java/org/session/libsession/snode/OnionRequestAPI.kt

@@ -11,7 +11,7 @@ import org.session.libsession.utilities.AESGCM
 import org.session.libsignal.utilities.logging.Log
 import org.session.libsignal.utilities.Base64
 import org.session.libsignal.utilities.*
-import org.session.libsignal.service.loki.api.Snode
+import org.session.libsignal.service.loki.Snode
 import org.session.libsignal.service.loki.api.utilities.*
 import org.session.libsession.utilities.AESGCM.EncryptionResult
 import org.session.libsignal.utilities.ThreadUtils
@@ -79,7 +79,7 @@ object OnionRequestAPI {
     )
 
     internal sealed class Destination {
-        class Snode(val snode: org.session.libsignal.service.loki.api.Snode) : Destination()
+        class Snode(val snode: org.session.libsignal.service.loki.Snode) : Destination()
         class Server(val host: String, val target: String, val x25519PublicKey: String) : Destination()
     }
 

libsession/src/main/java/org/session/libsession/snode/SnodeAPI.kt

@@ -7,7 +7,7 @@ import nl.komponents.kovenant.*
 import nl.komponents.kovenant.functional.bind
 import nl.komponents.kovenant.functional.map
 import org.session.libsession.snode.utilities.getRandomElement
-import org.session.libsignal.service.loki.api.Snode
+import org.session.libsignal.service.loki.Snode
 import org.session.libsignal.service.loki.api.utilities.HTTP
 import org.session.libsignal.service.loki.database.LokiAPIDatabaseProtocol
 import org.session.libsignal.service.loki.utilities.Broadcaster

libsession/src/main/java/org/session/libsession/snode/StorageProtocol.kt

@@ -1,5 +1,7 @@
 package org.session.libsession.snode
 
+import org.session.libsignal.service.loki.Snode
+
 interface SnodeStorageProtocol {
 
     fun getSnodePool(): Set<Snode>

libsignal/src/main/java/org/session/libsignal/service/api/messages/SignalServiceDataMessage.java

@@ -10,7 +10,6 @@ import org.session.libsignal.libsignal.util.guava.Optional;
 import org.session.libsignal.service.api.messages.shared.SharedContact;
 import org.session.libsignal.service.api.push.SignalServiceAddress;
 import org.session.libsignal.service.internal.push.SignalServiceProtos.DataMessage.ClosedGroupControlMessage;
-import org.session.libsignal.service.loki.utilities.TTLUtilities;
 
 import java.util.LinkedList;
 import java.util.List;
@@ -247,7 +246,7 @@ public class SignalServiceDataMessage {
   }
 
   public int getTTL() {
-    return TTLUtilities.getTTL(TTLUtilities.MessageType.Regular);
+    return 0;
   }
 
   public static class Builder {

libsignal/src/main/java/org/session/libsignal/service/api/messages/SignalServiceReceiptMessage.java

@@ -1,8 +1,6 @@
 package org.session.libsignal.service.api.messages;
 
 
-import org.session.libsignal.service.loki.utilities.TTLUtilities;
-
 import java.util.List;
 
 public class SignalServiceReceiptMessage {
@@ -41,5 +39,5 @@ public class SignalServiceReceiptMessage {
     return type == Type.READ;
   }
 
-  public int getTTL() { return TTLUtilities.getTTL(TTLUtilities.MessageType.Receipt); }
+  public int getTTL() { return 0; }
 }

libsignal/src/main/java/org/session/libsignal/service/api/messages/SignalServiceTypingMessage.java

@@ -1,7 +1,5 @@
 package org.session.libsignal.service.api.messages;
 
-import org.session.libsignal.service.loki.utilities.TTLUtilities;
-
 public class SignalServiceTypingMessage {
 
   public enum Action {
@@ -32,5 +30,5 @@ public class SignalServiceTypingMessage {
     return action == Action.STOPPED;
   }
 
-  public int getTTL() { return TTLUtilities.getTTL(TTLUtilities.MessageType.TypingIndicator); }
+  public int getTTL() { return 0; }
 }

libsignal/src/main/java/org/session/libsignal/service/loki/Snode.kt

@@ -1,9 +1,9 @@
-package org.session.libsession.snode
+package org.session.libsignal.service.loki
 
 class Snode(val address: String, val port: Int, val publicKeySet: KeySet?) {
     val ip: String get() = address.removePrefix("https://")
 
-    internal enum class Method(val rawValue: String) {
+    public enum class Method(val rawValue: String) {
         GetSwarm("get_snodes_for_pubkey"),
         GetMessages("retrieve"),
         SendMessage("store")

libsignal/src/main/java/org/session/libsignal/service/loki/api/MessageWrapper.kt

@@ -1,84 +0,0 @@
-package org.session.libsignal.service.loki.api
-
-import com.google.protobuf.ByteString
-import org.session.libsignal.utilities.logging.Log
-import org.session.libsignal.service.internal.push.SignalServiceProtos.Envelope
-import org.session.libsignal.utilities.Base64
-import org.session.libsignal.service.internal.websocket.WebSocketProtos.WebSocketMessage
-import org.session.libsignal.service.internal.websocket.WebSocketProtos.WebSocketRequestMessage
-import java.security.SecureRandom
-
-object MessageWrapper {
-
-    // region Types
-    sealed class Error(val description: String) : Exception() {
-        object FailedToWrapData : Error("Failed to wrap data.")
-        object FailedToWrapMessageInEnvelope : Error("Failed to wrap message in envelope.")
-        object FailedToWrapEnvelopeInWebSocketMessage : Error("Failed to wrap envelope in web socket message.")
-        object FailedToUnwrapData : Error("Failed to unwrap data.")
-    }
-    // endregion
-
-    // region Wrapping
-    /**
-     * Wraps `message` in a `SignalServiceProtos.Envelope` and then a `WebSocketProtos.WebSocketMessage` to match the desktop application.
-     */
-    fun wrap(message: SignalMessageInfo): ByteArray {
-        try {
-            val envelope = createEnvelope(message)
-            val webSocketMessage = createWebSocketMessage(envelope)
-            return webSocketMessage.toByteArray()
-        } catch (e: Exception) {
-            throw if (e is Error) { e } else { Error.FailedToWrapData }
-        }
-    }
-
-    private fun createEnvelope(message: SignalMessageInfo): Envelope {
-        try {
-            val builder = Envelope.newBuilder()
-            builder.type = message.type
-            builder.timestamp = message.timestamp
-            builder.source = message.senderPublicKey
-            builder.sourceDevice = message.senderDeviceID
-            builder.content = ByteString.copyFrom(Base64.decode(message.content))
-            return builder.build()
-        } catch (e: Exception) {
-            Log.d("Loki", "Failed to wrap message in envelope: ${e.message}.")
-            throw Error.FailedToWrapMessageInEnvelope
-        }
-    }
-
-    private fun createWebSocketMessage(envelope: Envelope): WebSocketMessage {
-        try {
-            val requestBuilder = WebSocketRequestMessage.newBuilder()
-            requestBuilder.verb = "PUT"
-            requestBuilder.path = "/api/v1/message"
-            requestBuilder.id = SecureRandom.getInstance("SHA1PRNG").nextLong()
-            requestBuilder.body = envelope.toByteString()
-            val messageBuilder = WebSocketMessage.newBuilder()
-            messageBuilder.request = requestBuilder.build()
-            messageBuilder.type = WebSocketMessage.Type.REQUEST
-            return messageBuilder.build()
-        } catch (e: Exception) {
-            Log.d("Loki", "Failed to wrap envelope in web socket message: ${e.message}.")
-            throw Error.FailedToWrapEnvelopeInWebSocketMessage
-        }
-    }
-    // endregion
-
-    // region Unwrapping
-    /**
-     * `data` shouldn't be base 64 encoded.
-     */
-    fun unwrap(data: ByteArray): Envelope {
-        try {
-            val webSocketMessage = WebSocketMessage.parseFrom(data)
-            val envelopeAsData = webSocketMessage.request.body
-            return Envelope.parseFrom(envelopeAsData)
-        } catch (e: Exception) {
-            Log.d("Loki", "Failed to unwrap data: ${e.message}.")
-            throw Error.FailedToUnwrapData
-        }
-    }
-    // endregion
-}

libsignal/src/main/java/org/session/libsignal/service/loki/api/Snode.kt

@@ -1,34 +0,0 @@
-package org.session.libsignal.service.loki.api
-
-public class Snode(val address: String, val port: Int, val publicKeySet: KeySet?) {
-
-    val ip: String get() = address.removePrefix("https://")
-
-    enum class Method(val rawValue: String) {
-        /**
-         * Only supported by snode targets.
-         */
-        GetSwarm("get_snodes_for_pubkey"),
-        /**
-         * Only supported by snode targets.
-         */
-        GetMessages("retrieve"),
-        SendMessage("store")
-    }
-
-    data class KeySet(val ed25519Key: String, val x25519Key: String)
-
-    override fun equals(other: Any?): Boolean {
-        return if (other is Snode) {
-            address == other.address && port == other.port
-        } else {
-            false
-        }
-    }
-
-    override fun hashCode(): Int {
-        return address.hashCode() xor port.hashCode()
-    }
-
-    override fun toString(): String { return "$address:$port" }
-}

libsignal/src/main/java/org/session/libsignal/service/loki/api/opengroups/PublicChat.kt

@@ -1,37 +0,0 @@
-package org.session.libsignal.service.loki.api.opengroups
-
-import org.session.libsignal.utilities.JsonUtil
-
-public data class PublicChat(
-    public val channel: Long,
-    private val serverURL: String,
-    public val displayName: String,
-    public val isDeletable: Boolean
-) {
-    public val server get() = serverURL.toLowerCase()
-    public val id get() = getId(channel, server)
-
-    companion object {
-
-        @JvmStatic fun getId(channel: Long, server: String): String {
-            return "$server.$channel"
-        }
-
-        @JvmStatic fun fromJSON(jsonAsString: String): PublicChat? {
-            try {
-                val json = JsonUtil.fromJson(jsonAsString)
-                val channel = json.get("channel").asLong()
-                val server = json.get("server").asText().toLowerCase()
-                val displayName = json.get("displayName").asText()
-                val isDeletable = json.get("isDeletable").asBoolean()
-                return PublicChat(channel, server, displayName, isDeletable)
-            } catch (e: Exception) {
-                return null
-            }
-        }
-    }
-
-    public fun toJSON(): Map<String, Any> {
-        return mapOf( "channel" to channel, "server" to server, "displayName" to displayName, "isDeletable" to isDeletable )
-    }
-}

libsignal/src/main/java/org/session/libsignal/service/loki/api/opengroups/PublicChatInfo.kt

@@ -1,7 +0,0 @@
-package org.session.libsignal.service.loki.api.opengroups
-
-public data class PublicChatInfo (
-    public val displayName: String,
-    public val profilePictureURL: String,
-    public val memberCount: Int
-)

libsignal/src/main/java/org/session/libsignal/service/loki/api/opengroups/PublicChatMessage.kt

@@ -1,178 +0,0 @@
-package org.session.libsignal.service.loki.api.opengroups
-
-import org.whispersystems.curve25519.Curve25519
-import org.session.libsignal.utilities.logging.Log
-import org.session.libsignal.utilities.Hex
-import org.session.libsignal.service.loki.utilities.removing05PrefixIfNeeded
-
-public data class PublicChatMessage(
-    public val serverID: Long?,
-    public val senderPublicKey: String,
-    public val displayName: String,
-    public val body: String,
-    public val timestamp: Long,
-    public val type: String,
-    public val quote: Quote?,
-    public val attachments: List<Attachment>,
-    public val profilePicture: ProfilePicture?,
-    public val signature: Signature?,
-    public val serverTimestamp: Long
-) {
-
-    // region Settings
-    companion object {
-        private val curve = Curve25519.getInstance(Curve25519.BEST)
-        private val signatureVersion: Long = 1
-        private val attachmentType = "net.app.core.oembed"
-    }
-    // endregion
-
-    // region Types
-    public data class ProfilePicture(
-        public val profileKey: ByteArray,
-        public val url: String
-    )
-
-    public data class Quote(
-        public val quotedMessageTimestamp: Long,
-        public val quoteePublicKey: String,
-        public val quotedMessageBody: String,
-        public val quotedMessageServerID: Long? = null
-    )
-
-    public data class Signature(
-        public val data: ByteArray,
-        public val version: Long
-    )
-
-    public data class Attachment(
-        public val kind: Kind,
-        public val server: String,
-        public val serverID: Long,
-        public val contentType: String,
-        public val size: Int,
-        public val fileName: String,
-        public val flags: Int,
-        public val width: Int,
-        public val height: Int,
-        public val caption: String?,
-        public val url: String,
-        /**
-        Guaranteed to be non-`nil` if `kind` is `LinkPreview`.
-         */
-        public val linkPreviewURL: String?,
-        /**
-        Guaranteed to be non-`nil` if `kind` is `LinkPreview`.
-         */
-        public val linkPreviewTitle: String?
-    ) {
-        public val dotNetAPIType = when {
-            contentType.startsWith("image") -> "photo"
-            contentType.startsWith("video") -> "video"
-            contentType.startsWith("audio") -> "audio"
-            else -> "other"
-        }
-
-        public enum class Kind(val rawValue: String) {
-            Attachment("attachment"), LinkPreview("preview")
-        }
-    }
-    // endregion
-
-    // region Initialization
-    constructor(hexEncodedPublicKey: String, displayName: String, body: String, timestamp: Long, type: String, quote: Quote?, attachments: List<Attachment>)
-        : this(null, hexEncodedPublicKey, displayName, body, timestamp, type, quote, attachments, null, null, 0)
-    // endregion
-
-    // region Crypto
-    internal fun sign(privateKey: ByteArray): PublicChatMessage? {
-        val data = getValidationData(signatureVersion)
-        if (data == null) {
-            Log.d("Loki", "Failed to sign public chat message.")
-            return null
-        }
-        try {
-            val signatureData = curve.calculateSignature(privateKey, data)
-            val signature = Signature(signatureData, signatureVersion)
-            return copy(signature = signature)
-        } catch (e: Exception) {
-            Log.d("Loki", "Failed to sign public chat message due to error: ${e.message}.")
-            return null
-        }
-    }
-
-    internal fun hasValidSignature(): Boolean {
-        if (signature == null) { return false }
-        val data = getValidationData(signature.version) ?: return false
-        val publicKey = Hex.fromStringCondensed(senderPublicKey.removing05PrefixIfNeeded())
-        try {
-            return curve.verifySignature(publicKey, data, signature.data)
-        } catch (e: Exception) {
-            Log.d("Loki", "Failed to verify public chat message due to error: ${e.message}.")
-            return false
-        }
-    }
-    // endregion
-
-    // region Parsing
-    internal fun toJSON(): Map<String, Any> {
-        val value = mutableMapOf<String, Any>( "timestamp" to timestamp )
-        if (quote != null) {
-            value["quote"] = mapOf( "id" to quote.quotedMessageTimestamp, "author" to quote.quoteePublicKey, "text" to quote.quotedMessageBody )
-        }
-        if (signature != null) {
-            value["sig"] = Hex.toStringCondensed(signature.data)
-            value["sigver"] = signature.version
-        }
-        val annotation = mapOf( "type" to type, "value" to value )
-        val annotations = mutableListOf( annotation )
-        attachments.forEach { attachment ->
-            val attachmentValue = mutableMapOf(
-                // Fields required by the .NET API
-                "version" to 1,
-                "type" to attachment.dotNetAPIType,
-                // Custom fields
-                "lokiType" to attachment.kind.rawValue,
-                "server" to attachment.server,
-                "id" to attachment.serverID,
-                "contentType" to attachment.contentType,
-                "size" to attachment.size,
-                "fileName" to attachment.fileName,
-                "flags" to attachment.flags,
-                "width" to attachment.width,
-                "height" to attachment.height,
-                "url" to attachment.url
-            )
-            if (attachment.caption != null) { attachmentValue["caption"] = attachment.caption }
-            if (attachment.linkPreviewURL != null) { attachmentValue["linkPreviewUrl"] = attachment.linkPreviewURL }
-            if (attachment.linkPreviewTitle != null) { attachmentValue["linkPreviewTitle"] = attachment.linkPreviewTitle }
-            val attachmentAnnotation = mapOf( "type" to attachmentType, "value" to attachmentValue )
-            annotations.add(attachmentAnnotation)
-        }
-        val result = mutableMapOf( "text" to body, "annotations" to annotations )
-        if (quote?.quotedMessageServerID != null) {
-            result["reply_to"] = quote.quotedMessageServerID
-        }
-        return result
-    }
-    // endregion
-
-    // region Convenience
-    private fun getValidationData(signatureVersion: Long): ByteArray? {
-        var string = "${body.trim()}$timestamp"
-        if (quote != null) {
-            string += "${quote.quotedMessageTimestamp}${quote.quoteePublicKey}${quote.quotedMessageBody.trim()}"
-            if (quote.quotedMessageServerID != null) {
-                string += "${quote.quotedMessageServerID}"
-            }
-        }
-        string += attachments.sortedBy { it.serverID }.map { it.serverID }.joinToString("")
-        string += "$signatureVersion"
-        try {
-            return string.toByteArray(Charsets.UTF_8)
-        } catch (exception: Exception) {
-            return null
-        }
-    }
-    // endregion
-}

libsignal/src/main/java/org/session/libsignal/service/loki/api/utilities/DecryptionUtilities.kt

@@ -1,19 +0,0 @@
-package org.session.libsignal.service.loki.api.utilities
-
-import javax.crypto.Cipher
-import javax.crypto.spec.GCMParameterSpec
-import javax.crypto.spec.SecretKeySpec
-
-internal object DecryptionUtilities {
-
-    /**
-     * Sync. Don't call from the main thread.
-     */
-    internal fun decryptUsingAESGCM(ivAndCiphertext: ByteArray, symmetricKey: ByteArray): ByteArray {
-        val iv = ivAndCiphertext.sliceArray(0 until EncryptionUtilities.ivSize)
-        val ciphertext = ivAndCiphertext.sliceArray(EncryptionUtilities.ivSize until ivAndCiphertext.count())
-        val cipher = Cipher.getInstance("AES/GCM/NoPadding")
-        cipher.init(Cipher.DECRYPT_MODE, SecretKeySpec(symmetricKey, "AES"), GCMParameterSpec(EncryptionUtilities.gcmTagSize, iv))
-        return cipher.doFinal(ciphertext)
-    }
-}

libsignal/src/main/java/org/session/libsignal/service/loki/api/utilities/EncryptionUtilities.kt

@@ -1,45 +0,0 @@
-package org.session.libsignal.service.loki.api.utilities
-
-import org.whispersystems.curve25519.Curve25519
-import org.session.libsignal.libsignal.util.ByteUtil
-import org.session.libsignal.utilities.Hex
-import org.session.libsignal.service.internal.util.Util
-import javax.crypto.Cipher
-import javax.crypto.Mac
-import javax.crypto.spec.GCMParameterSpec
-import javax.crypto.spec.SecretKeySpec
-
-internal data class EncryptionResult(
-    internal val ciphertext: ByteArray,
-    internal val symmetricKey: ByteArray,
-    internal val ephemeralPublicKey: ByteArray
-)
-
-internal object EncryptionUtilities {
-    internal val gcmTagSize = 128
-    internal val ivSize = 12
-
-    /**
-     * Sync. Don't call from the main thread.
-     */
-    internal fun encryptUsingAESGCM(plaintext: ByteArray, symmetricKey: ByteArray): ByteArray {
-        val iv = Util.getSecretBytes(ivSize)
-        val cipher = Cipher.getInstance("AES/GCM/NoPadding")
-        cipher.init(Cipher.ENCRYPT_MODE, SecretKeySpec(symmetricKey, "AES"), GCMParameterSpec(gcmTagSize, iv))
-        return ByteUtil.combine(iv, cipher.doFinal(plaintext))
-    }
-
-    /**
-     * Sync. Don't call from the main thread.
-     */
-    internal fun encryptForX25519PublicKey(plaintext: ByteArray, hexEncodedX25519PublicKey: String): EncryptionResult {
-        val x25519PublicKey = Hex.fromStringCondensed(hexEncodedX25519PublicKey)
-        val ephemeralKeyPair = Curve25519.getInstance(Curve25519.BEST).generateKeyPair()
-        val ephemeralSharedSecret = Curve25519.getInstance(Curve25519.BEST).calculateAgreement(x25519PublicKey, ephemeralKeyPair.privateKey)
-        val mac = Mac.getInstance("HmacSHA256")
-        mac.init(SecretKeySpec("LOKI".toByteArray(), "HmacSHA256"))
-        val symmetricKey = mac.doFinal(ephemeralSharedSecret)
-        val ciphertext = encryptUsingAESGCM(plaintext, symmetricKey)
-        return EncryptionResult(ciphertext, symmetricKey, ephemeralKeyPair.publicKey)
-    }
-}

libsignal/src/main/java/org/session/libsignal/service/loki/database/LokiAPIDatabaseProtocol.kt

@@ -1,7 +1,7 @@
 package org.session.libsignal.service.loki.database
 
 import org.session.libsignal.libsignal.ecc.ECKeyPair
-import org.session.libsignal.service.loki.api.Snode
+import org.session.libsignal.service.loki.Snode
 import java.util.*
 
 interface LokiAPIDatabaseProtocol {

libsignal/src/main/java/org/session/libsignal/service/loki/database/LokiThreadDatabaseProtocol.kt

@@ -1,11 +0,0 @@
-package org.session.libsignal.service.loki.database
-
-import org.session.libsignal.service.loki.api.opengroups.PublicChat
-
-interface LokiThreadDatabaseProtocol {
-
-    fun getThreadID(publicKey: String): Long
-    fun getPublicChat(threadID: Long): PublicChat?
-    fun setPublicChat(publicChat: PublicChat, threadID: Long)
-    fun removePublicChat(threadID: Long)
-}

libsignal/src/main/java/org/session/libsignal/service/loki/utilities/TTLUtilities.kt

@@ -1,38 +0,0 @@
-package org.session.libsignal.service.loki.utilities
-
-public object TTLUtilities {
-
-    /**
-     * If a message type specifies an invalid TTL, this will be used.
-     */
-    public val fallbackMessageTTL = 2 * 24 * 60 * 60 * 1000
-
-    public enum class MessageType {
-        // Unimportant control messages
-        Address, Call, TypingIndicator, Verified,
-        // Somewhat important control messages
-        DeviceLink,
-        // Important control messages
-        ClosedGroupUpdate, Ephemeral, SessionRequest, Receipt, Sync, DeviceUnlinkingRequest,
-        // Visible messages
-        Regular
-    }
-
-    @JvmStatic
-    public fun getTTL(messageType: MessageType): Int {
-        val minuteInMs = 60 * 1000
-        val hourInMs = 60 * minuteInMs
-        val dayInMs = 24 * hourInMs
-        return when (messageType) {
-            // Unimportant control messages
-            MessageType.Address, MessageType.Call, MessageType.TypingIndicator, MessageType.Verified -> 20 * 1000
-            // Somewhat important control messages
-            MessageType.DeviceLink -> 1 * hourInMs
-            // Important control messages
-            MessageType.ClosedGroupUpdate, MessageType.Ephemeral, MessageType.SessionRequest, MessageType.Receipt,
-            MessageType.Sync, MessageType.DeviceUnlinkingRequest -> 2 * dayInMs - 1 * hourInMs
-            // Visible messages
-            MessageType.Regular -> 2 * dayInMs
-        }
-    }
-}