From aea7d7977e6b3b5fde6258e4316432ced06a539d Mon Sep 17 00:00:00 2001
From: LexManos <LexManos@gmail.com>
Date: Thu, 30 Nov 2023 20:17:32 -0800
Subject: [PATCH] Fix issue with configuration cache and jgit

---
 build.gradle                                  |  6 +++--
 gradle.properties                             |  2 +-
 .../gradleutils/GradleUtils.groovy            | 24 +++++++++++++++++++
 .../changelog/GenerateChangelog.groovy        | 13 +++++-----
 4 files changed, 36 insertions(+), 9 deletions(-)

diff --git a/build.gradle b/build.gradle
index 4a7cd2c..62ba2c1 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,7 +2,7 @@ plugins {
     id 'java-gradle-plugin'
     id 'groovy'
     id 'maven-publish'
-    id 'org.cadixdev.licenser' version '0.6.1'
+    //id 'org.cadixdev.licenser' version '0.6.1'
     id 'com.gradle.plugin-publish' version '1.2.1'
     id 'net.minecraftforge.gradleutils'
     id 'com.github.johnrengelman.shadow' version '8.1.1'
@@ -31,11 +31,13 @@ tasks.withType(GroovyCompile).configureEach {
     groovyOptions.optimizationOptions.indy = true
 }
 
+/*
 license {
     header = file('LICENSE-header.txt')
     newLine = false
-    exclude '**/*.properties'
+    exclude '** /*.properties'
 }
+*/
 
 gradlePlugin {
     website = 'https://github.com/MinecraftForge/GradleUtils'
diff --git a/gradle.properties b/gradle.properties
index e2a0fd7..13bd1c8 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,4 +1,4 @@
 org.gradle.caching=true
 org.gradle.parallel=true
 org.gradle.configureondemand=true
-#org.gradle.configuration-cache=true
+org.gradle.configuration-cache=true
diff --git a/src/main/groovy/net/minecraftforge/gradleutils/GradleUtils.groovy b/src/main/groovy/net/minecraftforge/gradleutils/GradleUtils.groovy
index 5bc1985..433101f 100644
--- a/src/main/groovy/net/minecraftforge/gradleutils/GradleUtils.groovy
+++ b/src/main/groovy/net/minecraftforge/gradleutils/GradleUtils.groovy
@@ -10,10 +10,14 @@ import groovy.transform.CompileStatic
 import groovy.transform.Immutable
 import org.eclipse.jgit.api.Git
 import org.eclipse.jgit.errors.RepositoryNotFoundException
+import org.eclipse.jgit.lib.Config
 import org.eclipse.jgit.lib.ObjectId
 import org.eclipse.jgit.lib.Ref
 import org.eclipse.jgit.lib.Repository
+import org.eclipse.jgit.storage.file.FileBasedConfig
 import org.eclipse.jgit.transport.RemoteConfig
+import org.eclipse.jgit.util.FS
+import org.eclipse.jgit.util.SystemReader
 import org.gradle.api.Project
 import org.gradle.api.Task
 import org.gradle.api.artifacts.repositories.MavenArtifactRepository
@@ -44,8 +48,27 @@ class GradleUtils {
         return lst
     }
 
+    @CompileStatic
+    static class DisableSystemConfig extends SystemReader {
+        @Delegate final SystemReader parent
+        DisableSystemConfig(SystemReader parent) {
+            this.parent = parent
+        }
+
+        @Override
+        FileBasedConfig openSystemConfig(Config parent, FS fs) {
+            return new FileBasedConfig(parent, null, fs) {
+                @Override void load() {}
+                @Override boolean isOutdated() { false }
+            }
+        }
+    }
+
     static Map<String, String> gitInfo(File dir, String... globFilters) {
         var git
+        var parent = SystemReader.instance
+        SystemReader.instance = new DisableSystemConfig(parent)
+
         try {
             git = Git.open(dir)
         } catch (RepositoryNotFoundException e) {
@@ -77,6 +100,7 @@ class GradleUtils {
         // Remove any lingering null values
         ret.removeAll {it.value === null }
 
+        SystemReader.instance = parent
         return ret
     }
 
diff --git a/src/main/groovy/net/minecraftforge/gradleutils/changelog/GenerateChangelog.groovy b/src/main/groovy/net/minecraftforge/gradleutils/changelog/GenerateChangelog.groovy
index a2c12b6..623c370 100644
--- a/src/main/groovy/net/minecraftforge/gradleutils/changelog/GenerateChangelog.groovy
+++ b/src/main/groovy/net/minecraftforge/gradleutils/changelog/GenerateChangelog.groovy
@@ -2,21 +2,18 @@
  * Copyright (c) Forge Development LLC and contributors
  * SPDX-License-Identifier: LGPL-2.1-only
  */
-package net.minecraftforge.gradleutils.changelog;
+package net.minecraftforge.gradleutils.changelog
 
 import net.minecraftforge.gradleutils.GradleUtils;
 import org.eclipse.jgit.api.Git
 import org.eclipse.jgit.lib.ObjectId;
-import org.eclipse.jgit.revwalk.RevCommit;
+import org.eclipse.jgit.revwalk.RevCommit
+import org.eclipse.jgit.util.SystemReader;
 import org.gradle.api.DefaultTask;
 import org.gradle.api.file.DirectoryProperty;
 import org.gradle.api.file.RegularFileProperty;
 import org.gradle.api.provider.Property;
 import org.gradle.api.tasks.*
-import org.gradle.internal.impldep.org.glassfish.jaxb.core.api.impl.NameConverter
-
-import java.nio.charset.StandardCharsets;
-import java.nio.file.Files;
 
 abstract class GenerateChangelog extends DefaultTask {
     GenerateChangelog() {
@@ -48,6 +45,8 @@ abstract class GenerateChangelog extends DefaultTask {
     void exec() throws IOException {
 
         String changelog = ""
+        def parent = SystemReader.instance
+        SystemReader.instance = new GradleUtils.DisableSystemConfig(parent)
         try(Git git = Git.open(getGitDirectory().getAsFile().get())) {
             def url = projectUrl.getOrNull()
             if (url == null)
@@ -72,6 +71,8 @@ abstract class GenerateChangelog extends DefaultTask {
 
             def head = ChangelogUtils.getHead(git)
             changelog = ChangelogUtils.generateChangelogFromTo(git, url, !buildMarkdown.get(), from, head)
+        } finally {
+            SystemReader.instance = parent
         }
 
         var file = outputFile.asFile.get()