remove message chain

src/main/java/de/bixilon/minosoft/commands/stack/CommandStack.kt

@@ -1,6 +1,6 @@
 /*
  * Minosoft
- * Copyright (C) 2020-2022 Moritz Zwerger
+ * Copyright (C) 2020-2023 Moritz Zwerger
  *
  * This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
  *
@@ -16,7 +16,7 @@ package de.bixilon.minosoft.commands.stack
 import de.bixilon.kutil.cast.CastUtil.nullCast
 import de.bixilon.minosoft.commands.stack.print.PrintTarget
 import de.bixilon.minosoft.commands.stack.print.SystemPrintTarget
-import de.bixilon.minosoft.data.chat.signature.MessageChain
+import de.bixilon.minosoft.data.chat.signature.signer.MessageSigner
 import de.bixilon.minosoft.data.entities.entities.Entity
 import de.bixilon.minosoft.protocol.network.connection.play.PlayConnection
 import java.security.PrivateKey
@@ -55,7 +55,7 @@ class CommandStack(
         stack.add(CommandStackEntry(name, data))
     }
 
-    fun sign(chain: MessageChain, key: PrivateKey, salt: Long, time: Instant): Map<String, ByteArray> {
+    fun sign(chain: MessageSigner, key: PrivateKey, salt: Long, time: Instant): Map<String, ByteArray> {
         val output: MutableMap<String, ByteArray> = mutableMapOf()
         for (entry in stack) {
             output[entry.name] = entry.sign(connection, chain, key, salt, time)

src/main/java/de/bixilon/minosoft/data/chat/signature/MessageChain.kt

@@ -1,30 +0,0 @@
-/*
- * Minosoft
- * Copyright (C) 2020-2023 Moritz Zwerger
- *
- * This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
- *
- * This software is not affiliated with Mojang AB, the original developer of Minecraft.
- */
-
-package de.bixilon.minosoft.data.chat.signature
-
-import de.bixilon.minosoft.data.chat.signature.signer.MessageSigner
-import de.bixilon.minosoft.data.text.ChatComponent
-import de.bixilon.minosoft.protocol.network.connection.play.PlayConnection
-import de.bixilon.minosoft.protocol.versions.Version
-import java.security.PrivateKey
-import java.time.Instant
-import java.util.*
-
-class MessageChain(version: Version, connection: PlayConnection) {
-    val signer = MessageSigner.forVersion(version, connection)
-
-    fun signMessage(privateKey: PrivateKey, message: String, preview: ChatComponent?, salt: Long, sender: UUID, time: Instant, lastSeen: LastSeenMessageList): ByteArray {
-        return signer.signMessage(privateKey, message, preview, salt, sender, time, lastSeen)
-    }
-}

src/main/java/de/bixilon/minosoft/protocol/network/connection/play/ConnectionUtil.kt

@@ -20,7 +20,7 @@ import de.bixilon.minosoft.commands.stack.CommandStack
 import de.bixilon.minosoft.commands.util.CommandReader
 import de.bixilon.minosoft.data.chat.message.InternalChatMessage
 import de.bixilon.minosoft.data.chat.signature.Acknowledgement
-import de.bixilon.minosoft.data.chat.signature.MessageChain
+import de.bixilon.minosoft.data.chat.signature.signer.MessageSigner
 import de.bixilon.minosoft.data.entities.entities.player.local.HealthCondition
 import de.bixilon.minosoft.data.text.BaseComponent
 import de.bixilon.minosoft.data.text.ChatComponent
@@ -47,7 +47,7 @@ import java.time.Instant
 class ConnectionUtil(
     private val connection: PlayConnection,
 ) {
-    private val chain = MessageChain(connection.version, connection)
+    val signer = MessageSigner.forVersion(connection.version, connection)
     private val random = SecureRandom()
 
     fun sendDebugMessage(message: Any) {
@@ -97,7 +97,7 @@ class ConnectionUtil(
         val acknowledgement = Acknowledgement.EMPTY
 
         val signature: ByteArray? = if (connection.network.encrypted) {
-            chain.signMessage(privateKey, message, null, salt, uuid, time, acknowledgement.lastSeen)
+            signer.signMessage(privateKey, message, null, salt, uuid, time, acknowledgement.lastSeen)
         } else {
             null
         }
@@ -117,7 +117,7 @@ class ConnectionUtil(
 
         val key = connection.player.privateKey
         if (key != null && connection.network.encrypted && connection.profiles.connection.signature.signCommands) {
-            signature = stack.sign(chain, key.private, salt, time)
+            signature = stack.sign(signer, key.private, salt, time)
         }
 
         connection.sendPacket(CommandC2SP(command.trimWhitespaces().removePrefix("/"), time, salt, signature, false, acknowledgement))