feat: update 1.20.3 and 1.20.4 MinecraftForge

Author: xfl03

src/main/java/i18nupdatemod/I18nUpdateMod.java

@@ -22,7 +22,7 @@ public class I18nUpdateMod {
     public static final String MOD_ID = "i18nupdatemod";
     public static String MOD_VERSION;
 
-    private static final Gson GSON = new Gson();
+    public static final Gson GSON = new Gson();
 
     public static void init(Path minecraftPath, String minecraftVersion, String loader) {
         try (InputStream is = I18nConfig.class.getResourceAsStream("/i18nMetaData.json")) {

src/main/java/i18nupdatemod/fabricloader/FabricLoaderMod.java

@@ -25,7 +25,7 @@ public void onInitializeClient() {
 
     private String getMcVersion() {
         try {
-            //Fabric
+            // Fabric
             return (String) Reflection.clazz("net.fabricmc.loader.impl.FabricLoaderImpl")
                     .get("INSTANCE")
                     .get("getGameProvider()")
@@ -34,7 +34,7 @@ private String getMcVersion() {
 
         }
         try {
-            //Quilt
+            // Quilt
             return (String) Reflection.clazz("org.quiltmc.loader.impl.QuiltLoaderImpl")
                     .get("INSTANCE")
                     .get("getGameProvider()")

src/main/java/i18nupdatemod/launchwrapper/LaunchWrapperTweaker.java

@@ -40,25 +40,27 @@ public String[] getLaunchArguments() {
 
     private String getMcVersion() {
         try {
-            //1.8.8-1.12.2
-            return (String) Reflection.clazz("net.minecraftforge.common.ForgeVersion").get("mcVersion").get();
+            // 1.6~1.7.10
+            // 1.6: https://github.com/MinecraftForge/FML/blob/16launch/common/cpw/mods/fml/relauncher/FMLInjectionData.java#L32
+            // 1.7.10: https://github.com/MinecraftForge/MinecraftForge/blob/1.7.10/fml/src/main/java/cpw/mods/fml/relauncher/FMLInjectionData.java#L32
+            return (String)
+                    Reflection.clazz("cpw.mods.fml.relauncher.FMLInjectionData").get("mccversion").get();
         } catch (Exception ignored) {
         }
 
         try {
-            //1.6-1.7.10
-            //1.6: https://github.com/MinecraftForge/FML/blob/902772ed0cb6c22c4cd7ad9b0ec7a02961b5e016/common/cpw/mods/fml/relauncher/FMLInjectionData.java#L32
-            //1.7.10: https://github.com/MinecraftForge/MinecraftForge/blob/1.7.10/fml/src/main/java/cpw/mods/fml/relauncher/FMLInjectionData.java#L32
+            // 1.8
+            // https://github.com/MinecraftForge/FML/blob/1.8/src/main/java/net/minecraftforge/fml/relauncher/FMLInjectionData.java#L32
             return (String)
-                    Reflection.clazz("cpw.mods.fml.relauncher.FMLInjectionData").get("mccversion").get();
+                    Reflection.clazz("net.minecraftforge.fml.relauncher.FMLInjectionData").get("mccversion").get();
         } catch (Exception ignored) {
         }
 
         try {
-            //1.8
-            //https://github.com/MinecraftForge/FML/blob/d4ded9d6e218ac097990e836676bbe22b47e5966/src/main/java/net/minecraftforge/fml/relauncher/FMLInjectionData.java#L32
-            return (String)
-                    Reflection.clazz("net.minecraftforge.fml.relauncher.FMLInjectionData").get("mccversion").get();
+            // 1.8.8~1.12.2
+            // 1.8.8: https://github.com/MinecraftForge/MinecraftForge/blob/1.8.8/src/main/java/net/minecraftforge/common/ForgeVersion.java#L42
+            // 1.12.2: https://github.com/MinecraftForge/MinecraftForge/blob/1.12.x/src/main/java/net/minecraftforge/common/ForgeVersion.java#L64
+            return (String) Reflection.clazz("net.minecraftforge.common.ForgeVersion").get("mcVersion").get();
         } catch (Exception ignored) {
         }
         return null;

src/main/java/i18nupdatemod/modlauncher/ModLauncherService.java

@@ -1,5 +1,6 @@
 package i18nupdatemod.modlauncher;
 
+import com.google.gson.JsonObject;
 import cpw.mods.modlauncher.Launcher;
 import cpw.mods.modlauncher.api.IEnvironment;
 import cpw.mods.modlauncher.api.ITransformationService;
@@ -10,12 +11,16 @@
 import i18nupdatemod.util.Reflection;
 import org.jetbrains.annotations.NotNull;
 
+import java.io.InputStream;
+import java.io.InputStreamReader;
 import java.nio.file.Path;
 import java.util.Collections;
 import java.util.List;
 import java.util.Optional;
 import java.util.Set;
 
+import static i18nupdatemod.I18nUpdateMod.GSON;
+
 //1.13-latest
 public class ModLauncherService implements ITransformationService {
     @Override
@@ -55,6 +60,8 @@ public void onLoad(IEnvironment env, Set<String> otherServices) throws Incompati
     }
 
     private String getMinecraftVersion() {
+        // MinecraftForge 1.13~1.20.2
+        // NeoForge 1.20.1~
         try {
             String[] args = (String[]) Reflection.clazz(Launcher.INSTANCE).get("argumentHandler").get("args").get();
             for (int i = 0; i < args.length - 1; ++i) {
@@ -63,7 +70,18 @@ private String getMinecraftVersion() {
                 }
             }
         } catch (Exception e) {
-            Log.warning(String.format("Error getting minecraft version: %s", e));
+            Log.warning("Error getting minecraft version: %s", e);
+        }
+
+        // MinecraftForge 1.20.3~
+        // 1.20.3: https://github.com/MinecraftForge/MinecraftForge/blob/1.20.x/fmlloader/src/main/java/net/minecraftforge/fml/loading/VersionInfo.java
+        try {
+            Class<?> clazz = Class.forName("net.minecraftforge.fml.loading.FMLLoader");
+            try (InputStream is = clazz.getResourceAsStream("/forge_version.json")) {
+                return GSON.fromJson(new InputStreamReader(is), JsonObject.class).get("mc").getAsString();
+            }
+        } catch (Exception e) {
+            Log.warning("Error getting minecraft version: %s", e);
         }
         return null;
     }

src/main/java/i18nupdatemod/util/AssetUtil.java

@@ -6,7 +6,6 @@
 import java.io.IOException;
 import java.net.URI;
 import java.net.URISyntaxException;
-import java.net.URL;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Path;
 import java.util.concurrent.TimeUnit;
@@ -16,6 +15,7 @@ public static void download(String url, Path localFile) throws IOException, URIS
         Log.info("Downloading: %s -> %s", url, localFile);
         FileUtils.copyURLToFile(new URI(url).toURL(), localFile.toFile(),
                 (int) TimeUnit.SECONDS.toMillis(3), (int) TimeUnit.SECONDS.toMillis(33));
+        Log.debug("Downloaded: %s -> %s", url, localFile);
     }
 
     public static String getString(String url) throws IOException, URISyntaxException {