Add scala dependency hacks to use official artifacts

Author: LexManos

src/main/java/net/minecraftforge/mcmaven/impl/repo/forge/Patcher.java

@@ -47,6 +47,7 @@
 import net.minecraftforge.util.file.FileUtils;
 import net.minecraftforge.util.hash.HashFunction;
 import net.minecraftforge.mcmaven.impl.util.ProcessUtils;
+import net.minecraftforge.mcmaven.impl.util.StupidHacks;
 import net.minecraftforge.mcmaven.impl.util.Task;
 import net.minecraftforge.mcmaven.impl.util.Util;
 import static net.minecraftforge.mcmaven.impl.Mavenizer.LOGGER;
@@ -301,6 +302,7 @@ boolean is(Artifact artifact) {
 
         for (var lib : this.config.libraries) {
             var artifact = Artifact.from(lib);
+            artifact = StupidHacks.fixLegacyForgeDeps(artifact);
             artifacts.add(artifact);
         }
 

src/main/java/net/minecraftforge/mcmaven/impl/util/StupidHacks.java

@@ -4,6 +4,8 @@
  */
 package net.minecraftforge.mcmaven.impl.util;
 
+import java.util.Map;
+
 import net.minecraftforge.srgutils.MinecraftVersion;
 
 /*
@@ -19,6 +21,26 @@ public static Artifact fixLegacyTools(Artifact artifact) {
         if ("net.minecraftforge".equals(artifact.getGroup()) && "mergetool".equals(artifact.getName()) && "0.2.3.2".equals(artifact.getVersion()))
             return artifact.withVersion("0.2.3.3");
         return artifact;
+
+        // scala did some releases overwriting their own files, so we host them ourselves, but
+    }
+
+    private static Map<String, String> FORGE_FIXES = Map.of(
+        // They changed the hashes for a while, then changed them back
+        "org.scala-lang.plugins:scala-continuations-library_2.11:1.0.2_mc", "org.scala-lang.plugins:scala-continuations-library_2.11:1.0.2",
+        "org.scala-lang.plugins:scala-continuations-plugin_2.11.1:1.0.2_mc", "org.scala-lang.plugins:scala-continuations-plugin_2.11.1:1.0.2",
+        // They moved then from root to modules
+        "org.scala-lang:scala-swing_2.11:1.0.1",              "org.scala-lang.modules:scala-swing_2.11:1.0.1",
+        "org.scala-lang:scala-xml_2.11:1.0.2",                "org.scala-lang.modules:scala-xml_2.11:1.0.2",
+        "org.scala-lang:scala-parser-combinators_2.11:1.0.1", "org.scala-lang.modules:scala-parser-combinators_2.11:1.0.1"
+    );
+
+    public static Artifact fixLegacyForgeDeps(Artifact artifact) {
+        // scala did some releases overwriting their own files, so we host them ourselves because of the hashes, but during dev it should be fine to just use the official
+        var newCoords = FORGE_FIXES.get(artifact.toString());
+        if (newCoords != null)
+            return Artifact.from(newCoords);
+        return artifact;
     }
 
     private static final MinecraftVersion MC_1_12_2 = MinecraftVersion.from("1.12.2");