From 4353ebfa7fda226d91c5c043518f1dcd97d7bd3e Mon Sep 17 00:00:00 2001
From: RaphiMC <50594595+RaphiMC@users.noreply.github.com>
Date: Mon, 9 Oct 2023 12:39:56 +0200
Subject: [PATCH] Fill ViaVersion platform dump data

---
 build.gradle                                  | 10 ++++
 .../java/net/raphimc/viaproxy/ViaProxy.java   |  1 +
 .../viaproxy/protocolhack/ProtocolHack.java   |  3 +-
 .../protocolhack/impl/ViaProxyVLInjector.java | 49 +++++++++++++++++++
 4 files changed, 62 insertions(+), 1 deletion(-)
 create mode 100644 src/main/java/net/raphimc/viaproxy/protocolhack/impl/ViaProxyVLInjector.java

diff --git a/build.gradle b/build.gradle
index 8a9c47b..d83b2b1 100644
--- a/build.gradle
+++ b/build.gradle
@@ -122,6 +122,7 @@ sourceSets {
     main {
         classTokenReplacer {
             property("\${version}", project.version)
+            property("\${impl_version}", "git-${project.name}-${project.version}:${project.latestCommitHash()}")
         }
     }
 }
@@ -210,3 +211,12 @@ tasks.register("java8Jar", DowngradeJarTask) {
     copyRuntimeClasses = false
 }.get().dependsOn("build")
 build.finalizedBy("java8Jar")
+
+String latestCommitHash() {
+    def stdout = new ByteArrayOutputStream()
+    exec {
+        commandLine "git", "rev-parse", "--short", "HEAD"
+        standardOutput = stdout
+    }
+    return stdout.toString().trim()
+}
diff --git a/src/main/java/net/raphimc/viaproxy/ViaProxy.java b/src/main/java/net/raphimc/viaproxy/ViaProxy.java
index bafba89..d33bb97 100644
--- a/src/main/java/net/raphimc/viaproxy/ViaProxy.java
+++ b/src/main/java/net/raphimc/viaproxy/ViaProxy.java
@@ -59,6 +59,7 @@ import java.lang.instrument.Instrumentation;
 public class ViaProxy {
 
     public static final String VERSION = "${version}";
+    public static final String IMPL_VERSION = "${impl_version}";
 
     private static Instrumentation instrumentation;
     public static SaveManager saveManager;
diff --git a/src/main/java/net/raphimc/viaproxy/protocolhack/ProtocolHack.java b/src/main/java/net/raphimc/viaproxy/protocolhack/ProtocolHack.java
index 4f1609c..44fdc99 100644
--- a/src/main/java/net/raphimc/viaproxy/protocolhack/ProtocolHack.java
+++ b/src/main/java/net/raphimc/viaproxy/protocolhack/ProtocolHack.java
@@ -24,6 +24,7 @@ import net.raphimc.vialoader.impl.platform.ViaBedrockPlatformImpl;
 import net.raphimc.vialoader.impl.platform.ViaRewindPlatformImpl;
 import net.raphimc.viaproxy.plugins.PluginManager;
 import net.raphimc.viaproxy.plugins.events.ProtocolHackInitEvent;
+import net.raphimc.viaproxy.protocolhack.impl.ViaProxyVLInjector;
 import net.raphimc.viaproxy.protocolhack.impl.ViaProxyVLLoader;
 import net.raphimc.viaproxy.protocolhack.impl.ViaProxyViaLegacyPlatformImpl;
 import net.raphimc.viaproxy.protocolhack.impl.ViaProxyViaVersionPlatformImpl;
@@ -38,7 +39,7 @@ public class ProtocolHack {
     public static void init() {
         patchConfigs();
         final Supplier<?>[] platformSuppliers = PluginManager.EVENT_MANAGER.call(new ProtocolHackInitEvent(ViaBackwardsPlatformImpl::new, ViaRewindPlatformImpl::new, ViaProxyViaLegacyPlatformImpl::new, ViaAprilFoolsPlatformImpl::new, ViaBedrockPlatformImpl::new)).getPlatformSuppliers().toArray(new Supplier[0]);
-        ViaLoader.init(new ViaProxyViaVersionPlatformImpl(), new ViaProxyVLLoader(), null, null, platformSuppliers);
+        ViaLoader.init(new ViaProxyViaVersionPlatformImpl(), new ViaProxyVLLoader(), new ViaProxyVLInjector(), null, platformSuppliers);
     }
 
     private static void patchConfigs() {
diff --git a/src/main/java/net/raphimc/viaproxy/protocolhack/impl/ViaProxyVLInjector.java b/src/main/java/net/raphimc/viaproxy/protocolhack/impl/ViaProxyVLInjector.java
new file mode 100644
index 0000000..6b3dce6
--- /dev/null
+++ b/src/main/java/net/raphimc/viaproxy/protocolhack/impl/ViaProxyVLInjector.java
@@ -0,0 +1,49 @@
+/*
+ * This file is part of ViaProxy - https://github.com/RaphiMC/ViaProxy
+ * Copyright (C) 2023 RK_01/RaphiMC and contributors
+ *
+ * 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 <http://www.gnu.org/licenses/>.
+ */
+package net.raphimc.viaproxy.protocolhack.impl;
+
+import com.viaversion.viaversion.libs.gson.JsonArray;
+import com.viaversion.viaversion.libs.gson.JsonObject;
+import net.raphimc.vialoader.impl.viaversion.VLInjector;
+import net.raphimc.viaproxy.ViaProxy;
+import net.raphimc.viaproxy.plugins.PluginManager;
+import net.raphimc.viaproxy.plugins.ViaProxyPlugin;
+
+public class ViaProxyVLInjector extends VLInjector {
+
+    @Override
+    public JsonObject getDump() {
+        final JsonObject root = new JsonObject();
+
+        root.addProperty("version", ViaProxy.VERSION);
+        root.addProperty("impl_version", ViaProxy.IMPL_VERSION);
+
+        final JsonArray plugins = new JsonArray();
+        for (ViaProxyPlugin plugin : PluginManager.getPlugins()) {
+            final JsonObject pluginObj = new JsonObject();
+            pluginObj.addProperty("name", plugin.getName());
+            pluginObj.addProperty("version", plugin.getVersion());
+            pluginObj.addProperty("author", plugin.getAuthor());
+            plugins.add(pluginObj);
+        }
+        root.add("plugins", plugins);
+
+        return root;
+    }
+
+}