feat: new mjs scanner

Signed-off-by: MiaoWoo <admin@yumc.pw>
2022-04-01 17:18:32 +08:00
parent 30fd065bc5
commit 143c960da5
27 changed files with 327 additions and 96 deletions
--- a/packages/bukkit/src/internal/chat.ts
+++ b/packages/bukkit/src/internal/chat.ts
@ -0,0 +1,176 @@
+/*global Java, base, module, exports, require*/
+let bukkitChatInvoke: BukkitChatInvoke
+/**
+ * 获取NMS类
+ */
+abstract class BukkitChatInvoke {
+    private downgrade: boolean = false
+    protected RemapUtils: any
+
+    protected ChatSerializer: any
+    protected nmsChatSerializerMethodName: string
+    protected PacketPlayOutChat: any
+    protected chatMessageTypes: any
+    protected playerConnectionFieldName: string
+    protected sendPacketMethodName: string
+
+    constructor(private nmsVersion) {
+    }
+
+    init() {
+        try {
+            try {
+                this.RemapUtils = Java.type('catserver.server.remapper.RemapUtils')
+            } catch (ex: any) {
+            }
+            let nmsChatSerializerClass = this.getNmsChatSerializerClass()
+            let nmsChatSerializerMethod = this.remapMethod(nmsChatSerializerClass, 'a', 'func_150699_a', base.getClass('java.lang.String'))
+            this.nmsChatSerializerMethodName = nmsChatSerializerMethod.getName()
+            this.ChatSerializer = Java.type(nmsChatSerializerClass.getName())
+            let packetTypeClass = this.getPacketPlayOutChatClass()
+            this.PacketPlayOutChat = Java.type(packetTypeClass.getName())
+            let constructors = packetTypeClass.constructors
+            for (const constructor of Java.from(constructors)) {
+                let parameterTypes = constructor.parameterTypes
+                if (parameterTypes.length === 2 || parameterTypes.length === 3) {
+                    let nmsChatMessageTypeClass = parameterTypes[1]
+                    if (nmsChatMessageTypeClass.isEnum()) {
+                        this.chatMessageTypes = nmsChatMessageTypeClass.getEnumConstants()
+                        break
+                    }
+                }
+            }
+            let playerConnectionField = this.getPlayerConnectionField()
+            this.playerConnectionFieldName = playerConnectionField.getName()
+            this.sendPacketMethodName = this.remapMethod(playerConnectionField.getType(), 'sendPacket', 'func_179290_a', this.getPacketClass()).getName()
+        } catch (ex: any) {
+            org.bukkit.Bukkit.getConsoleSender().sendMessage(`§6[§cMS§6][§bbukkit§6][§achat§6] §cNMS Inject Error §4${ex} §cDowngrade to Command Mode...`)
+            this.downgrade = true
+        }
+    }
+
+    abstract getNmsChatSerializerClass()
+    abstract getPacketPlayOutChatClass()
+    abstract getPacketPlayOutChat(sender: any, json: any, type: number)
+    abstract getPlayerConnectionField()
+    abstract getPacketClass()
+
+    nmsCls(name: string) {
+        return base.getClass(['net.minecraft.server', this.nmsVersion, name].join('.'))
+    }
+
+    remapMethod(clazz: any, origin: string, test: string, params: any) {
+        try {
+            return clazz.getMethod(origin, params)
+        } catch (ex: any) {
+            if (this.RemapUtils) {
+                return clazz.getMethod(this.RemapUtils.mapMethod(clazz, origin, params), params)
+            } else {
+                return clazz.getMethod(test, params)
+            }
+        }
+    }
+
+    remapFieldName(clazz: any, origin: string, test: string) {
+        try {
+            return clazz.getField(origin)
+        } catch (ex: any) {
+            if (this.RemapUtils) {
+                return clazz.getField(this.RemapUtils.mapFieldName(clazz, origin))
+            } else {
+                return clazz.getField(test)
+            }
+        }
+    }
+
+    json(sender: { name: string }, json: string) {
+        if (this.downgrade) {
+            return '/tellraw ' + sender.name + ' ' + json
+        } else {
+            this.send(sender, json, 0)
+            return false
+        }
+    }
+    send(sender: any, json: any, type: number) {
+        this.sendPacket(sender, this.getPacketPlayOutChat(sender, json, type))
+    }
+    sendPacket(player: { handle: { [x: string]: { [x: string]: (arg0: any) => void } } }, p: any) {
+        player.handle[this.playerConnectionFieldName][this.sendPacketMethodName](p)
+    }
+}
+
+class BukkitChatInvokeBase extends BukkitChatInvoke {
+    getPacketPlayOutChat(sender: any, json: any, type: number) {
+        return new this.PacketPlayOutChat(this.ChatSerializer[this.nmsChatSerializerMethodName](json), type)
+    }
+    getNmsChatSerializerClass() {
+        return this.nmsCls("ChatSerializer")
+    }
+    getPacketPlayOutChatClass() {
+        return this.nmsCls("PacketPlayOutChat")
+    }
+    getPlayerConnectionField() {
+        return this.remapFieldName(this.nmsCls('EntityPlayer'), 'playerConnection', 'field_71135_a')
+    }
+    getPacketClass() {
+        return this.nmsCls('Packet')
+    }
+}
+
+class BukkitChatInvoke_1_7_10 extends BukkitChatInvokeBase {
+}
+
+class BukkitChatInvoke_1_8 extends BukkitChatInvoke_1_7_10 {
+    getPacketPlayOutChat(sender: any, json: any, type: number) {
+        return new this.PacketPlayOutChat(this.ChatSerializer[this.nmsChatSerializerMethodName](json), this.chatMessageTypes[type])
+    }
+    getNmsChatSerializerClass() {
+        return this.nmsCls("IChatBaseComponent$ChatSerializer")
+    }
+}
+class BukkitChatInvoke_1_16_5 extends BukkitChatInvoke_1_8 {
+    getPacketPlayOutChat(sender: any, json: any, type: number) {
+        return new this.PacketPlayOutChat(this.ChatSerializer[this.nmsChatSerializerMethodName](json), this.chatMessageTypes[type], sender.getUniqueId())
+    }
+}
+
+class BukkitChatInvoke_1_17_1 extends BukkitChatInvoke_1_16_5 {
+    getPacketPlayOutChatClass() {
+        return base.getClass('net.minecraft.network.protocol.game.PacketPlayOutChat')
+    }
+    getNmsChatSerializerClass() {
+        return base.getClass('net.minecraft.network.chat.IChatBaseComponent$ChatSerializer')
+    }
+    getPlayerConnectionField() {
+        return base.getClass('net.minecraft.server.level.EntityPlayer').getField('b')
+    }
+    getPacketClass() {
+        return base.getClass('net.minecraft.network.protocol.Packet')
+    }
+}
+
+try {
+    let Bukkit: typeof org.bukkit.Bukkit = Java.type('org.bukkit.Bukkit')
+    // @ts-ignore
+    let nmsVersion = Bukkit.getServer().class.name.split('.')[3]
+    let nmsSubVersion = nmsVersion.split("_")[1]
+    if (nmsSubVersion >= 8) {
+        bukkitChatInvoke = new BukkitChatInvoke_1_8(nmsVersion)
+    } else if (nmsSubVersion >= 16) {
+        bukkitChatInvoke = new BukkitChatInvoke_1_16_5(nmsVersion)
+    } else if (nmsSubVersion >= 17) {
+        bukkitChatInvoke = new BukkitChatInvoke_1_17_1(nmsVersion)
+    } else {
+        bukkitChatInvoke = new BukkitChatInvoke_1_7_10(nmsVersion)
+    }
+    bukkitChatInvoke.init()
+} catch (ex: any) {
+}
+
+let chat = {
+    invoke: bukkitChatInvoke,
+    json: bukkitChatInvoke.json.bind(bukkitChatInvoke),
+    send: bukkitChatInvoke.send.bind(bukkitChatInvoke)
+}
+
+export default chat