MinecraftForge/build.gradle

buildscript {
    repositories {
        mavenLocal()
        maven { url = 'https://maven.minecraftforge.net/' }
        mavenCentral()
    }
    dependencies {
        classpath 'net.minecraftforge.gradle:ForgeGradle:4.1.+'
    }
}

import groovy.json.JsonBuilder

import java.nio.file.Files
import java.util.Date
import java.util.LinkedHashMap
import net.minecraftforge.forge.tasks.*
import static net.minecraftforge.forge.tasks.Util.*
import net.minecraftforge.gradle.common.task.DownloadMavenArtifact
import net.minecraftforge.gradle.common.task.ExtractInheritance
import net.minecraftforge.gradle.common.task.SignJar
import net.minecraftforge.gradle.patcher.task.TaskReobfuscateJar
import org.apache.tools.ant.filters.ReplaceTokens
import org.gradle.plugins.ide.eclipse.model.SourceFolder

plugins {
    id 'org.cadixdev.licenser' version '0.5.0'
    id 'com.github.ben-manes.versions' version '0.36.0'
    id 'eclipse'
}

Util.init() //Init all our extension methods!

println('Java: ' + System.getProperty('java.version') + ' JVM: ' + System.getProperty('java.vm.version') + '(' + System.getProperty('java.vendor') + ') Arch: ' + System.getProperty('os.arch'))

ext {
    JAR_SIGNER = null
    if (project.hasProperty('keystore')) {
        JAR_SIGNER = [
            storepass: project.properties.keystoreStorePass,
            keypass: project.properties.keystoreKeyPass,
            keystore: project.properties.keystore
        ]
    }
    MAPPING_CHANNEL = 'official'
    MAPPING_VERSION = '1.16.5'
    MC_VERSION = '1.16.5'
    MCP_VERSION = '20210115.111550'
    SPI_VERSION = '3.2.0'
}

project(':mcp') {
    apply plugin: 'net.minecraftforge.gradle.mcp'
    repositories {
        mavenLocal()
    }
    mcp {
        config = MC_VERSION + '-' + MCP_VERSION
        pipeline = 'joined'
    }
}

project(':clean') {
    evaluationDependsOn(':mcp')
    apply plugin: 'eclipse'
    apply plugin: 'net.minecraftforge.gradle.patcher'
    
    java.toolchain.languageVersion = JavaLanguageVersion.of(8)
    
    repositories {
        mavenLocal()
        mavenCentral()
    }
    
    dependencies {
        implementation 'net.minecraftforge:forgespi:' + SPI_VERSION
    }
    
    patcher {
        parent = project(':mcp')
        mcVersion = MC_VERSION
        patchedSrc = file('src/main/java')

        mappings channel: MAPPING_CHANNEL, version: MAPPING_VERSION

        runs {
            clean_client {
                taskName 'clean_client'

                main 'net.minecraft.client.main.Main'
                workingDirectory project.file('run')

                args '--gameDir', '.'
                args '--version', MC_VERSION
                args '--assetsDir', downloadAssets.output
                args '--assetIndex', '{asset_index}'
                args '--accessToken', '0'
            }

            clean_server {
                taskName 'clean_server'

                main 'net.minecraft.server.Main'
                workingDirectory project.file('run')
            }
        }
    }
}

project(':forge') {    
    evaluationDependsOn(':clean')
    apply plugin: 'java-library'
    apply plugin: 'maven-publish'
    apply plugin: 'eclipse'
    apply plugin: 'net.minecraftforge.gradle.patcher'
    apply plugin: 'org.cadixdev.licenser'

    java.toolchain.languageVersion = JavaLanguageVersion.of(8)
    group = 'net.minecraftforge'

    sourceSets {
        fmllauncher {
            java {
                srcDirs = ["$rootDir/src/fmllauncher/java"]
            }
            resources {
                srcDirs = ["$rootDir/src/fmllauncher/resources"]
            }
        }
        main {
            compileClasspath += sourceSets.fmllauncher.runtimeClasspath
            runtimeClasspath += sourceSets.fmllauncher.runtimeClasspath
            java {
                srcDirs = ["$rootDir/src/main/java"]
            }
            resources {
                srcDirs = [
                    "$rootDir/src/main/resources",
                    "$rootDir/src/generated/resources"
                ]
            }
        }
        test {
            compileClasspath += sourceSets.fmllauncher.runtimeClasspath
            runtimeClasspath += sourceSets.fmllauncher.runtimeClasspath
            java {
                srcDirs = [
                    "$rootDir/src/test/java", 
                    "$rootDir/src/fmllaunchertest/java"
                ]
            }
            resources {
                srcDirs = [
                    "$rootDir/src/test/resources",
                    "$rootDir/src/generated_test/resources"
                ]
            }
        }
        userdev {
            compileClasspath += sourceSets.main.runtimeClasspath
            runtimeClasspath += sourceSets.main.runtimeClasspath
            java {
                srcDirs = ["$rootDir/src/userdev/java"]
            }
            resources {
                srcDirs = ["$rootDir/src/userdev/resources"]
            }
        }
        userdev_test {
            compileClasspath += sourceSets.userdev.runtimeClasspath
            runtimeClasspath += sourceSets.userdev.runtimeClasspath
            compileClasspath += sourceSets.test.runtimeClasspath
            runtimeClasspath += sourceSets.test.runtimeClasspath
        }
    }
    //Eclipse adds the sourcesets twice, once where we tell it to, once in the projects folder. No idea why. So delete them
    eclipse.classpath.file.whenMerged { cls -> cls.entries.removeIf { e -> e instanceof SourceFolder && e.path.startsWith('src/') && !e.path.startsWith('src/main/') } }

    repositories {
        mavenLocal()
        mavenCentral()
    }

    ext {
        GIT_INFO = Util.gitInfo(rootProject.file('.'))
        SPEC_VERSION = GIT_INFO.tag
        // The new versioning sceme is <MCVersion>-<ForgeMC>.<RB>.<CommitsSinceRB>
        // ForgeMC is a unique identifier for every MC version we have supported.
        // Essentially, the same as the old, except dropping the first number, and the builds are no longer unique.
        MCP_ARTIFACT = project(':mcp').mcp.config
        SPECIAL_SOURCE = 'net.md-5:SpecialSource:1.9.0'
        SPECIAL_SOURCE_MCP = 'net.md-5:SpecialSource:1.8.5'
        VERSION_JSON = project(':mcp').file('build/mcp/downloadJson/version.json')
        BINPATCH_TOOL = 'net.minecraftforge:binarypatcher:1.0.12:fatjar'
        INSTALLER_TOOLS = 'net.minecraftforge:installertools:1.1.11'
    }

    version = Util.getVersion(GIT_INFO, MC_VERSION)
    println('Forge Version: ' + version)

    patcher {
        exc = file("$rootDir/src/main/resources/forge.exc")
        parent = project(':clean')
        patches = file("$rootDir/patches/minecraft")
        patchedSrc = file('src/main/java')
        srgPatches = true
        accessTransformer = file("$rootDir/src/main/resources/META-INF/accesstransformer.cfg")
        sideAnnotationStripper = file("$rootDir/src/main/resources/forge.sas")

        runs {
            forge_client {
                taskName 'forge_client'

                main 'net.minecraftforge.userdev.LaunchTesting'
                workingDirectory project.file('run')

                environment 'target', 'fmldevclient'
                environment 'assetIndex', '{asset_index}'
                environment 'assetDirectory', downloadAssets.output
                environment 'nativesDirectory', extractNatives.output

                environment 'MC_VERSION', MC_VERSION
                environment 'MCP_VERSION', MCP_VERSION
                environment 'FORGE_GROUP', project.group
                environment 'FORGE_SPEC', SPEC_VERSION
                environment 'FORGE_VERSION', project.version.substring(MC_VERSION.length() + 1)
                environment 'LAUNCHER_VERSION', SPEC_VERSION
                property 'org.lwjgl.system.SharedLibraryExtractDirectory', 'lwjgl_dll'
                property 'eventbus.checkTypesOnDispatch', 'true'

                ideaModule "${rootProject.name}.${project.name}.userdev"

                mods {
                    forge {
                        source sourceSets.main 
                        source sourceSets.userdev 
                    }
                }
            }

            forge_test_client {
                parent runs.forge_client
                taskName 'forge_test_client'

                environment 'MOD_CLASSES', 'dummy' // Needed to work around FG limitation, FG will replace this!

                ideaModule "${rootProject.name}.${project.name}.userdev_test"

                mods {
                    forge { source sourceSets.main }
                    tests { sources sourceSets.test }
                }
            }

            forge_server {
                taskName 'forge_server'

                main 'net.minecraftforge.userdev.LaunchTesting'
                workingDirectory project.file('run')

                environment 'target', 'fmldevserver'

                environment 'MC_VERSION', MC_VERSION
                environment 'MCP_VERSION', MCP_VERSION
                environment 'FORGE_GROUP', project.group
                environment 'FORGE_SPEC', SPEC_VERSION
                environment 'FORGE_VERSION', project.version.substring(MC_VERSION.length() + 1)
                environment 'LAUNCHER_VERSION', SPEC_VERSION
                property 'eventbus.checkTypesOnDispatch', 'true'

                ideaModule "${rootProject.name}.${project.name}.userdev"

                mods {
                    forge { source sourceSets.main }
                }
            }

            forge_test_server {
                parent runs.forge_server
                taskName 'forge_test_server'

                environment 'MOD_CLASSES', 'dummy' // Needed to work around FG limitation, FG will replace this!

                ideaModule "${rootProject.name}.${project.name}.userdev_test"

                mods {
                    forge { source sourceSets.main }
                    tests { sources sourceSets.test }
                }
            }

            forge_data {
                taskName 'forge_data'

                main 'net.minecraftforge.userdev.LaunchTesting'
                workingDirectory project.file('run')

                environment 'target', 'fmldevdata'
                environment 'assetIndex', '{asset_index}'
                environment 'assetDirectory', downloadAssets.output

                environment 'MC_VERSION', MC_VERSION
                environment 'MCP_VERSION', MCP_VERSION
                environment 'FORGE_GROUP', project.group
                environment 'FORGE_SPEC', SPEC_VERSION
                environment 'FORGE_VERSION', project.version.substring(MC_VERSION.length() + 1)
                environment 'LAUNCHER_VERSION', SPEC_VERSION

                ideaModule "${rootProject.name}.${project.name}.userdev"

                mods {
                    forge { source sourceSets.main }
                }
                
                args '--mod', 'forge', '--all', '--output', rootProject.file('src/generated/resources/'), '--validate',
                        '--existing', sourceSets.main.resources.srcDirs[0]
            }

            forge_test_data {
                parent runs.forge_data
                taskName 'forge_test_data'

                environment 'MOD_CLASSES', 'dummy' // Needed to work around FG limitation, FG will replace this!

                ideaModule "${rootProject.name}.${project.name}.userdev_test"

                mods {
                    tests { sources  sourceSets.test }
                }
                
                args '--flat', '--all', '--validate',
                    '--mod', 'data_gen_test', 
                    '--mod', 'piston_event_test',
                    '--mod', 'global_loot_test',
                    '--mod', 'scaffolding_test',
                    '--mod', 'custom_tag_types_test',
                    '--mod', 'new_model_loader_test',
                    '--output', rootProject.file('src/generated_test/resources/'),
                    '--existing', sourceSets.main.resources.srcDirs[0],
                    '--existing', sourceSets.test.resources.srcDirs[0]
            }
        }
    }
    
    ext {
        MANIFESTS = [
            '/': [
                'Timestamp': new Date().format("yyyy-MM-dd'T'HH:mm:ssZ"),
                'GitCommit': GIT_INFO.abbreviatedId,
                'Git-Branch': GIT_INFO.branch
            ] as LinkedHashMap,
            'net/minecraftforge/versions/forge/': [
                'Specification-Title':      'Forge',
                'Specification-Vendor':     'Forge Development LLC',
                'Specification-Version':    SPEC_VERSION,
                'Implementation-Title':     project.group,
                'Implementation-Version':   project.version.substring(MC_VERSION.length() + 1),
                'Implementation-Vendor':    'Forge Development LLC'
            ] as LinkedHashMap,
            'net/minecraftforge/versions/mcp/': [
                'Specification-Title':      'Minecraft',
                'Specification-Vendor':     'Mojang',
                'Specification-Version':    MC_VERSION,
                'Implementation-Title':     'MCP',
                'Implementation-Version':   MCP_VERSION,
                'Implementation-Vendor':    'Forge'
            ] as LinkedHashMap,
            'net/minecraftforge/fml/javafmlmod/': [
                'Specification-Title':      'Mod Language Provider',
                'Specification-Vendor':     'Forge Development LLC',
                'Specification-Version':    '1',
                'Implementation-Title':     'FML Java Mod',
                'Implementation-Version':   SPEC_VERSION,
                'Implementation-Vendor':    'Forge'
            ] as LinkedHashMap,
            'net/minecraftforge/fml/mclanguageprovider/': [
                'Specification-Title':      'Mod Language Provider',
                'Specification-Vendor':     'Forge Development LLC',
                'Specification-Version':    '1',
                'Implementation-Title':     'Minecraft Language Mod Provider',
                'Implementation-Version':   '1',
                'Implementation-Vendor':    'Forge'
            ] as LinkedHashMap,
            'net/minecraftforge/fml/loading/': [
                'Specification-Title':      'Launcher',
                'Specification-Vendor':     'Forge Development LLC',
                'Specification-Version':    '1',
                'Implementation-Title':     'FML Launcher',
                'Implementation-Version':   SPEC_VERSION,
                'Implementation-Vendor':    'Forge'
            ] as LinkedHashMap,
            'net/minecraftforge/fml/userdev/': [
                'Specification-Title':      'Forge User Development',
                'Specification-Vendor':     'Forge Development LLC',
                'Specification-Version':    SPEC_VERSION,
                'Implementation-Title':     project.group,
                'Implementation-Version':   project.version.substring(MC_VERSION.length() + 1),
                'Implementation-Vendor':    'Forge Development LLC'
            ] as LinkedHashMap
        ]
    }
    
    configurations {
        installer {
            transitive = false //Don't pull all libraries, if we're missing something, add it to the installer list so the installer knows to download it.
        }
        api.extendsFrom(installer)
        fmllauncherImplementation.extendsFrom(installer, implementation)
    }
    dependencies {
        installer 'org.ow2.asm:asm:9.0'
        installer 'org.ow2.asm:asm-commons:9.0'
        installer 'org.ow2.asm:asm-tree:9.0'
        installer 'org.ow2.asm:asm-util:9.0'
        installer 'org.ow2.asm:asm-analysis:9.0'
        installer 'cpw.mods:modlauncher:8.0.9'
        installer 'cpw.mods:grossjava9hacks:1.3.3'
        installer 'net.minecraftforge:accesstransformers:3.0.1'
        installer 'org.antlr:antlr4-runtime:4.9.1' //Dep of AccessTransformer
        installer 'net.minecraftforge:eventbus:4.0.+'
        installer 'net.minecraftforge:forgespi:' + SPI_VERSION
        installer 'net.minecraftforge:coremods:4.0.+'
        installer 'net.minecraftforge:unsafe:0.2.+'
        installer 'com.electronwill.night-config:core:3.6.3'
        installer 'com.electronwill.night-config:toml:3.6.3'
        installer 'org.jline:jline:3.12.+'
        installer 'org.apache.maven:maven-artifact:3.6.3'
        installer 'net.jodah:typetools:0.8.3'
        installer 'org.apache.logging.log4j:log4j-api:2.11.2'
        installer 'org.apache.logging.log4j:log4j-core:2.11.2'
        installer 'net.minecrell:terminalconsoleappender:1.2.0'
        installer 'net.sf.jopt-simple:jopt-simple:5.0.4'
        installer 'org.spongepowered:mixin:0.8.2'
        // This is org.openjdk.nashorn:nashorn-core:15.1.1 repackaged so it doesn't crash on JREs < 15.
        // See: https://github.com/LexManos/NashornLegacyPackager
        installer 'net.minecraftforge:nashorn-core-compat:15.1.1.1'
        fmllauncherImplementation 'com.google.guava:guava:21.0'
        fmllauncherImplementation 'com.google.code.gson:gson:2.8.0'
        fmllauncherImplementation 'org.lwjgl:lwjgl:3.2.2'
        fmllauncherImplementation 'org.lwjgl:lwjgl-glfw:3.2.2'
        fmllauncherImplementation 'org.lwjgl:lwjgl-opengl:3.2.2'
        fmllauncherImplementation 'org.lwjgl:lwjgl-stb:3.2.2'
        testImplementation 'org.junit.jupiter:junit-jupiter-api:5.7.0'
        testImplementation 'org.junit.vintage:junit-vintage-engine:5.+'
        testImplementation 'org.opentest4j:opentest4j:1.2.0' // needed for junit 5
        testImplementation 'org.hamcrest:hamcrest-all:1.3' // needs advanced matching for list order
    }
    
    def extraTxts = [
        rootProject.file('CREDITS.txt'),
        rootProject.file('LICENSE.txt')
    ]
    
    def changelog = rootProject.file('build/changelog.txt')
    if (changelog.exists())
        extraTxts += changelog
    
    task crowdin(type: CrowdinTask) {
        key = project.hasProperty('crowdinKey') ? project.crowdinKey : null
        //TODO: Merge our english.json?
    }
    
    // We apply the bin patches we just created to make a jar that is JUST our changes
    ['Client', 'Server', 'Joined'].each { side ->
        def gen = tasks.getByName("gen${side}BinPatches")
        gen.tool = BINPATCH_TOOL
        task "apply${side}BinPatches"(type: net.minecraftforge.gradle.common.task.ApplyBinPatches, dependsOn: gen) {
            clean = { gen.cleanJar }
            patch = gen.output
            tool = BINPATCH_TOOL
        }

        def srgTask = tasks.getByName(patcher.notchObf ? 'createMcp2Obf' : 'createMcp2Srg')
        // Create SRG named Vanilla jars, using the SpecialSource we have in the installer
        task "create${side}SRG"(type: net.minecraftforge.gradle.userdev.tasks.RenameJar, dependsOn: srgTask) {
            tool = SPECIAL_SOURCE_MCP + ':shaded'
            args = ['--stable', '--in-jar', '{input}', '--out-jar', '{output}', '--srg-in', '{mappings}']
            mappings = { srgTask.output }
            input = { gen.cleanJar }
            output = file("build/create${name}SRG/output.jar")
        }
    }
    
    task downloadLibraries(type: DownloadLibrariesTask, dependsOn: ':mcp:setupMCP') {
        input = VERSION_JSON
        output = rootProject.file('build/libraries/')
    }
    
    task extractInheritance(type: ExtractInheritance, dependsOn: [genJoinedBinPatches, downloadLibraries]) {
        tool = INSTALLER_TOOLS + ':fatjar'
        input { genJoinedBinPatches.cleanJar }
        doFirst { downloadLibraries.libraries.each{ addLibrary(it) } }
    }

    task findFieldInstanceChecks(type: FieldCompareFinder, dependsOn: ['createJoinedSRG']) {
        jar = tasks.getByName('createJoinedSRG').output
        output = rootProject.file('src/main/resources/coremods/field_to_instanceof.json')
        fields {
            bows {
                cls = 'net/minecraft/item/Items'
                name = 'field_151031_f'
                replacement = 'net/minecraft/item/BowItem'
            }
            crossbows {
                cls = 'net/minecraft/item/Items'
                name = 'field_222114_py'
                replacement = 'net/minecraft/item/CrossbowItem'
            }
            filled_map {
                cls = 'net/minecraft/item/Items'
                name = 'field_151098_aY'
                replacement = 'net/minecraft/item/FilledMapItem'
                blacklist 'net/minecraft/client/gui/screen/inventory/CartographyTableScreen', 'func_230450_a_', '(Lcom/mojang/blaze3d/matrix/MatrixStack;FII)V'
                blacklist 'net/minecraft/client/renderer/entity/ItemFrameRenderer', 'func_225623_a_', '(Lnet/minecraft/entity/item/ItemFrameEntity;FFLcom/mojang/blaze3d/matrix/MatrixStack;Lnet/minecraft/client/renderer/IRenderTypeBuffer;I)V'
                blacklist 'net/minecraft/item/crafting/MapCloningRecipe'
                blacklist 'net/minecraft/item/crafting/MapExtendingRecipe'
            }
            fishing_rod {
                cls = 'net/minecraft/item/Items'
                name = 'field_151112_aM'
                replacement = 'net/minecraft/item/FishingRodItem'
            }
            shears {
                cls = 'net/minecraft/item/Items'
                name = 'field_151097_aZ'
                replacement = 'net/minecraft/item/ShearsItem'
            }
        }
    }

    task checkATs(type: CheckATs, dependsOn: extractInheritance) {
        inheritance = extractInheritance.output
        ats = patcher.accessTransformers
    }

    task checkSAS(type: CheckSAS, dependsOn: extractInheritance) {
        inheritance = extractInheritance.output
        sass = patcher.sideAnnotationStrippers
    }

    task checkExcs(type: CheckExcs, dependsOn: jar) {
        binary = jar.archivePath
        excs = patcher.excs
    }

    task checkAll(dependsOn: [checkATs, checkSAS, checkExcs, findFieldInstanceChecks]){}

    task checkPatchesAndFix(type: CheckPatches) {
        patchDir = file("$rootDir/patches")
        autoFix = true
    }

    task checkPatches(type: CheckPatches) {
        patchDir = file("$rootDir/patches")
        autoFix = false
    }
    genPatches {
        finalizedBy checkPatches
        autoHeader true
    }

    task launcherJson(dependsOn: ['signUniversalJar', 'signLauncherJar']) {
        inputs.file universalJar.archivePath
        inputs.file { launcherJar.archivePath }
        ext {
            output = file('build/version.json')
            vanilla = project(':mcp').file('build/mcp/downloadJson/version.json')
            timestamp = iso8601Now()
            comment = [
                "Please do not automate the download and installation of Forge.",
                "Our efforts are supported by ads from the download page.",
                "If you MUST automate this, please consider supporting the project through https://www.patreon.com/LexManos/"
            ]
            def idx = project.version.indexOf('-')
            id = project.version.substring(0, idx) + "-${project.name}" + project.version.substring(idx)
        }
        inputs.file vanilla
        outputs.file output
        doLast {
            def json_vanilla = vanilla.json()
            def json = [            
                _comment_: comment,
                id: id,
                time: timestamp,
                releaseTime: timestamp,
                type: 'release',
                mainClass: 'cpw.mods.modlauncher.Launcher',
                inheritsFrom: MC_VERSION,
                logging: {},
                arguments: [
                    game: ['--launchTarget', 'fmlclient', '--fml.forgeVersion',  "${project.version.substring(MC_VERSION.length() + 1)}", '--fml.mcVersion', "${MC_VERSION}", '--fml.forgeGroup', "${project.group}", '--fml.mcpVersion', "${MCP_VERSION}"]
                ],
                libraries: [
                    [
                        //Package our launcher jar as the 'main' jar Mojang's launcher loads. It will in turn load Forge's regular jars itself.
                        name: "${project.group}:${project.name}:${project.version}",
                        downloads: [
                            artifact: [
                                path: "${project.group.replace('.', '/')}/${project.name}/${project.version}/${project.name}-${project.version}.jar",
                                url: "", //Do not include the URL so that the installer/launcher won't grab it. This is also why we don't have the universal classifier
                                sha1: launcherJar.archivePath.sha1(),
                                size: launcherJar.archivePath.length()
                            ]
                        ]
                    ] 
                ]
            ]
            
            def artifacts = getArtifacts(project, project.configurations.installer, false)
            artifacts.each { key, lib ->
                json.libraries.add(lib)
            }
            
            output.text = new JsonBuilder(json).toPrettyString()
        }
    }

    task installerJson(dependsOn: [launcherJson, genClientBinPatches, applyClientBinPatches, applyServerBinPatches/*, createClientSRG, createServerSRG*/]) {
        ext {
            output = file('build/install_profile.json')
            JAR_SPLITTER = 'net.minecraftforge:jarsplitter:1.1.2'
        }
        doFirst {
            ext.BIN_PATCHER = BINPATCH_TOOL.substring(0, BINPATCH_TOOL.length() - 1 - BINPATCH_TOOL.split(':')[3].length())
        }
        inputs.file applyClientBinPatches.output
        inputs.file applyServerBinPatches.output
        inputs.file genClientBinPatches.toolJar
        inputs.file launcherJson.output
        /*
        inputs.file createClientSRG.output
        inputs.file createServerSRG.output
        */
        outputs.file output
        doLast {
            def libs = [
                "${project.group}:${project.name}:${project.version}:universal": [
                    name: "${project.group}:${project.name}:${project.version}:universal",
                    downloads: [
                        artifact: [
                            path: "${project.group.replace('.', '/')}/${project.name}/${project.version}/${project.name}-${project.version}-universal.jar",
                            url: "", //Do not include the URL so that the installer/launcher won't grab it. This is also why we don't have the universal classifier
                            sha1: universalJar.archivePath.sha1(),
                            size: universalJar.archivePath.length()
                        ]
                    ]
                ]
            ]
            def json = [
                _comment_: launcherJson.comment,
                spec: 0,
                profile: project.name,
                version: launcherJson.id,
                icon: "data:image/png;base64," + new String(Base64.getEncoder().encode(Files.readAllBytes(rootProject.file("icon.ico").toPath()))),
                json: '/version.json',
                path: "${project.group}:${project.name}:${project.version}",
                logo: '/big_logo.png',
                minecraft: MC_VERSION,
                welcome: "Welcome to the simple ${project.name.capitalize()} installer.",
                mirrorList: "https://files.minecraftforge.net/mirrors-2.0.json",
                data: [
                    MAPPINGS: [
                        client: "[${MCP_ARTIFACT.group}:${MCP_ARTIFACT.name}:${MCP_ARTIFACT.version}:mappings@txt]",
                        server: "[${MCP_ARTIFACT.group}:${MCP_ARTIFACT.name}:${MCP_ARTIFACT.version}:mappings@txt]"
                    ],
                    BINPATCH: [
                        client: '/data/client.lzma',
                        server: '/data/server.lzma'
                    ],
                    MC_SLIM: [
                        client: "[net.minecraft:client:${MC_VERSION}-${MCP_VERSION}:slim]",
                        server: "[net.minecraft:server:${MC_VERSION}-${MCP_VERSION}:slim]"
                    ],
                    MC_SLIM_SHA: [
                        client: "'${tasks.getByName('downloadClientSlim').output.sha1()}'",
                        server: "'${tasks.getByName('downloadServerSlim').output.sha1()}'"
                    ],
                    MC_EXTRA: [
                        client: "[net.minecraft:client:${MC_VERSION}-${MCP_VERSION}:extra]",
                        server: "[net.minecraft:server:${MC_VERSION}-${MCP_VERSION}:extra]"
                    ],
                    MC_EXTRA_SHA: [
                        client: "'${tasks.getByName('downloadClientExtra').output.sha1()}'",
                        server: "'${tasks.getByName('downloadServerExtra').output.sha1()}'"
                    ],
                    MC_SRG: [
                        client: "[net.minecraft:client:${MC_VERSION}-${MCP_VERSION}:srg]",
                        server: "[net.minecraft:server:${MC_VERSION}-${MCP_VERSION}:srg]"
                    ],
                    /*MC_SRG_SHA: [
                        client: "'${createClientSRG.output.sha1()}'",
                        server: "'${createServerSRG.output.sha1()}'"
                    ],*/
                    PATCHED: [
                        client: "[${project.group}:${project.name}:${project.version}:client]",
                        server: "[${project.group}:${project.name}:${project.version}:server]"
                    ],
                    PATCHED_SHA: [
                        client: "'${applyClientBinPatches.output.sha1()}'",
                        server: "'${applyServerBinPatches.output.sha1()}'"
                    ],
                    MCP_VERSION: [
                        client: "'${MCP_VERSION}'",
                        server: "'${MCP_VERSION}'"
                    ]
                ],
                processors: [
                    [
                        jar: INSTALLER_TOOLS,
                        classpath: getClasspath(project, libs, INSTALLER_TOOLS),
                        args: [
                            '--task', 'MCP_DATA',
                            '--input', "[${MCP_ARTIFACT.descriptor}]",
                            '--output', '{MAPPINGS}',
                            '--key', 'mappings'
                        ]
                    ], [
                        jar: JAR_SPLITTER,
                        classpath: getClasspath(project, libs, JAR_SPLITTER),
                        args: [
                            '--input', '{MINECRAFT_JAR}',
                            '--slim',  '{MC_SLIM}',
                            '--extra', '{MC_EXTRA}',
                            '--srg', '{MAPPINGS}'
                        ],
                        outputs: [
                            '{MC_SLIM}': '{MC_SLIM_SHA}',
                            '{MC_EXTRA}': '{MC_EXTRA_SHA}'
                        ]
                    ], [
                        jar: SPECIAL_SOURCE_MCP,
                        classpath: getClasspath(project, libs, SPECIAL_SOURCE_MCP),
                        args: [
                            //'--stable', Java 9 Is borked, https://bugs.openjdk.java.net/browse/JDK-8184940 TODO: find a fix.
                            '--in-jar', '{MC_SLIM}',
                            '--out-jar', '{MC_SRG}',
                            '--srg-in', '{MAPPINGS}'
                        ]/*,
                        outputs: [
                            '{MC_SRG}': '{MC_SRG_SHA}'
                        ]
                        */
                    ], [
                        jar: BIN_PATCHER,
                        classpath: getClasspath(project, libs, BIN_PATCHER),
                        args: [
                            '--clean', '{MC_SRG}',
                            '--output', '{PATCHED}',
                            '--apply', '{BINPATCH}'
                        ],
                        outputs: [
                            '{PATCHED}': '{PATCHED_SHA}'
                        ]
                    ]
                ]
            ]
            getClasspath(project, libs, MCP_ARTIFACT.descriptor) //Tell it to download mcp_config
            json.libraries = libs.values().sort{a,b -> a.name.compareTo(b.name)}
            
            output.text = new JsonBuilder(json).toPrettyString()
        }
    }
    
    ['client', 'server'].each { side ->
        ['slim', 'extra'].each { type -> 
            def name = "download${side.capitalize()}${type.capitalize()}"
            task "${name}"(type: DownloadMavenArtifact) {
                artifact = "net.minecraft:${side}:${MC_VERSION}-${MCP_VERSION}:${type}"
            }
            installerJson.dependsOn(name)
            installerJson.inputs.file(tasks.getByName(name).output)
        }
    }
    
    universalJar {
        from extraTxts
        
        // add crowdin locales
        from { crowdin.output.exists() ? zipTree(crowdin.output) : null}
        dependsOn crowdin
        duplicatesStrategy = 'exclude'

        doFirst {
            MANIFESTS.each{ pkg, values ->
                if (pkg == '/') {
                    manifest.attributes(values)
                } else {
                    manifest.attributes(values, pkg)
                }
            }
        }
    }
    
    task launcherJar(type: Jar) {
        classifier 'launcher'
        from sourceSets.fmllauncher.output
        doFirst {
            def classpath = new StringBuilder()
            def artifacts = getArtifacts(project, project.configurations.installer, false)
            artifacts.each { key, lib ->
                classpath += "libraries/${lib.downloads.artifact.path} "
            }
            classpath += "libraries/net/minecraft/server/${MC_VERSION}-${MCP_VERSION}/server-${MC_VERSION}-${MCP_VERSION}-extra.jar"
            
            MANIFESTS.each{ pkg, values ->
                if (pkg == '/') {
                    manifest.attributes(values += [
                        'Main-Class': 'net.minecraftforge.server.ServerMain',
                        'Class-Path': classpath.toString(),
                        'ServerLaunchArgs': [
                            '--gameDir',          '.',
                            '--launchTarget',     'fmlserver',
                            '--fml.forgeVersion', "${project.version.substring(MC_VERSION.length() + 1)}".toString(),
                            '--fml.mcpVersion',   MCP_VERSION,
                            '--fml.mcVersion',    MC_VERSION,
                            '--fml.forgeGroup',   project.group
                    ].join(' ')
                    ])
                } else {
                    manifest.attributes(values, pkg)
                }
            }
        }
    }
    
    task downloadInstaller(type: DownloadMavenArtifact) {
        artifact = 'net.minecraftforge:installer:2.0.+:shrunk'
        changing = true
    }
    
    task installerJar(type: Zip, dependsOn: [downloadInstaller, installerJson, launcherJson, genClientBinPatches, genServerBinPatches, 'signUniversalJar', 'signLauncherJar']) {
        classifier = 'installer'
        archiveExtension = 'jar' //Needs to be Zip task to not override Manifest, so set extension
        destinationDirectory = file('build/libs')
        from(extraTxts)
        from(rootProject.file('/installer_logo.png')) {
            rename{'big_logo.png'}
        }
        from(rootProject.file('/src/main/resources/url.png'))
        from(genClientBinPatches.output) {
            rename{'data/client.lzma'}
        }
        from(genServerBinPatches.output) {
            rename{'data/server.lzma'}
        }
        from(universalJar) {
            into "/maven/${project.group.replace('.', '/')}/${project.name}/${project.version}/"
        }
        from(launcherJar) {
            into "/maven/${project.group.replace('.', '/')}/${project.name}/${project.version}/"
            rename { "${project.name}-${project.version}.jar" }
        }
        from(installerJson.output)
        from(launcherJson.output)
        from(zipTree(downloadInstaller.output)) {
            duplicatesStrategy = 'exclude'
        }
    }
    
    [universalJar, launcherJar, installerJar].each { t -> 
        task "sign${t.name.capitalize()}"(type: SignJar, dependsOn: t) {
            onlyIf {
                JAR_SIGNER != null && t.state.failure == null
            }
            def jarsigner = JAR_SIGNER == null ? [:] : JAR_SIGNER
            alias = 'forge'
            storePass = jarsigner.storepass
            keyPass = jarsigner.keypass
            keyStore = jarsigner.keystore
            inputFile = t.archivePath
            outputFile = t.archivePath
            doFirst {
                project.logger.lifecycle('Signing: ' + inputFile)
            }
        }
        t.finalizedBy(tasks.getByName("sign${t.name.capitalize()}"))
    }
    
    task makeMdk(type: Zip) {
        archiveBaseName = project.name
        classifier = 'mdk'
        archiveVersion = project.version
        destinationDirectory = file('build/libs')

        from rootProject.file('gradlew')
        from rootProject.file('gradlew.bat')
        from extraTxts
        from(rootProject.file('gradle/')){
            into('gradle/')
        }
        from(rootProject.file('mdk/')){
            rootProject.file('mdk/gitignore.txt').eachLine{
                if (!it.trim().isEmpty() && !it.trim().startsWith('#'))
                    exclude it
            }
            filter(ReplaceTokens, tokens: [
                FORGE_VERSION: project.version,
                FORGE_GROUP: project.group,
                FORGE_NAME: project.name,
                MC_VERSION: MC_VERSION,
                MAPPING_CHANNEL: MAPPING_CHANNEL,
                MAPPING_VERSION: MAPPING_VERSION,
                FORGE_SPEC_VERSION: SPEC_VERSION.split("\\.")[0],
                MC_NEXT_VERSION: "1."+((MC_VERSION.split("\\.")[1] as int)+1)
            ])
            rename 'gitignore\\.txt', '.gitignore'
            rename 'gitattributes\\.txt', '.gitattributes'
        }
    }
    
    userdevConfig {
        def artifacts = getArtifacts(project, project.configurations.installer, true)
        artifacts.each { key, lib ->
            addLibrary(lib.name)
        }
        addLibrary("${project.group}:${project.name}:${project.version}:launcher")
        runs {
            client {
                main 'net.minecraftforge.userdev.LaunchTesting'

                environment 'target', 'fmluserdevclient'
                environment 'assetIndex', '{asset_index}'
                environment 'assetDirectory', '{assets_root}'
                environment 'nativesDirectory', '{natives}'

                environment 'MC_VERSION', "${MC_VERSION}"
                environment 'FORGE_GROUP', "${project.group}"
                environment 'MCP_VERSION', "${MCP_VERSION}"
                environment 'MOD_CLASSES', '{source_roots}'
                environment 'MCP_MAPPINGS', '{mcp_mappings}'
                environment 'FORGE_VERSION', "${project.version.substring(MC_VERSION.length() + 1)}"
            }

            server {
                main 'net.minecraftforge.userdev.LaunchTesting'

                environment 'target', 'fmluserdevserver'

                environment 'MC_VERSION', "${MC_VERSION}"
                environment 'FORGE_GROUP', "${project.group}"
                environment 'MCP_VERSION', "${MCP_VERSION}"
                environment 'MOD_CLASSES', '{source_roots}'
                environment 'MCP_MAPPINGS', '{mcp_mappings}'
                environment 'FORGE_VERSION', "${project.version.substring(MC_VERSION.length() + 1)}"
            }

            data {
                main 'net.minecraftforge.userdev.LaunchTesting'

                environment 'target', 'fmluserdevdata'

                environment 'MC_VERSION', "${MC_VERSION}"
                environment 'FORGE_GROUP', "${project.group}"
                environment 'MCP_VERSION', "${MCP_VERSION}"
                environment 'MOD_CLASSES', '{source_roots}'
                environment 'MCP_MAPPINGS', '{mcp_mappings}'
                environment 'FORGE_VERSION', "${project.version.substring(MC_VERSION.length() + 1)}"
            }
        }
    }
    
    license {
        header = file("$rootDir/LICENSE-header.txt")

        ext {
            year = new Date().format("yyyy")
        }

        include 'net/minecraftforge/'
        exclude 'net/minecraftforge/server/terminalconsole/'
        exclude 'net/minecraftforge/api/' // exclude API here because it's validated in the SPI build
        exclude 'net/minecraftforge/fml/common/versioning/ComparableVersion.java'
        exclude 'net/minecraftforge/fml/common/versioning/InvalidVersionSpecificationException.java'
        exclude 'net/minecraftforge/fml/common/versioning/Restriction.java'
        exclude 'net/minecraftforge/fml/common/versioning/VersionRange.java'
        exclude 'net/minecraftforge/common/LenientUnboundedMapCodec.java'

        tasks {
            main {
                files = files("$rootDir/src/main/java")
            }
            test {
                files = files("$rootDir/src/test/java")
            }
        }
    }

    task userdevExtras(type:Jar) {
        dependsOn classes
        from sourceSets.userdev.output
        classifier 'userdev-temp'
    }

    reobfJar {
        tool = SPECIAL_SOURCE + ':shaded'
    }

    task userdevExtrasReobf(type:TaskReobfuscateJar) {
        dependsOn userdevExtras, createMcp2Srg
        input = tasks.userdevExtras.archivePath
        classpath = project.configurations.compile
        srg = tasks.createMcp2Srg.output
        tool = SPECIAL_SOURCE + ':shaded'
    }

    userdevJar {
        dependsOn userdevExtrasReobf
        from (zipTree(tasks.userdevExtrasReobf.output)) {
            into '/inject/'
        }
        from (sourceSets.userdev.output.resourcesDir) {
            into '/inject/'
        }
    }

    extractRangeMap {
        addDependencies jar.archivePath
        addSources sourceSets.userdev.java.srcDirs
    }
    applyRangeMap {
        setSources sourceSets.userdev.java.srcDirs
    }
    
    tasks.eclipse.dependsOn('genEclipseRuns')
    
    if (project.hasProperty('UPDATE_MAPPINGS')) {
        extractRangeMap {
            sources sourceSets.test.java.srcDirs
            addDependencies compileTestJava.classpath
        }
        applyRangeMap {
            sources sourceSets.test.java.srcDirs
        }
        sourceSets.test.java.srcDirs.each { extractMappedNew.addTarget it }
    }
    
    publishing {
        publications {
            mavenJava(MavenPublication) {
                artifact universalJar
                if (changelog.exists()) {
                    artifact(changelog) {
                        classifier = 'changelog'
                    }
                }
                artifact installerJar
                //TODO: installer-win
                artifact makeMdk
                artifact userdevJar
                artifact sourcesJar
                artifact launcherJar

                pom {
                    name = 'forge'
                    description = 'Modifactions to Minecraft to enable mod developers.'
                    url = 'https://github.com/MinecraftForge/MinecraftForge'

                    scm {
                        url = 'https://github.com/MinecraftForge/MinecraftForge'
                        connection = 'scm:git:git://github.com/MinecraftForge/MinecraftForge.git'
                        developerConnection = 'scm:git:git@github.com:MinecraftForge/MinecraftForge.git'
                    }

                    issueManagement {
                        system = 'github'
                        url = 'https://github.com/MinecraftForge/MinecraftForge/issues'
                    }

                    licenses {
                        license {
                            name = 'LGPL 2.1'
                            url = 'https://github.com/MinecraftForge/MinecraftForge/blob/1.13-pre/LICENSE.txt'
                            distribution = 'repo'
                        }
                    }
                }
            }
        }
        repositories {
            maven {
                if (System.env.MAVEN_USER) {
                    url "https://maven.minecraftforge.net/releases/"
                    authentication {
                        basic(BasicAuthentication)
                    }
                    credentials {
                        username = System.env.MAVEN_USER ?: 'not'
                        password = System.env.MAVEN_PASSWORD ?: 'set'
                    }
                } else {
                    url 'file://' + rootProject.file('repo').getAbsolutePath()
                }
            }
        }
    }
}

//evaluationDependsOnChildren()
task setup() {
    dependsOn ':clean:extractMapped'
    dependsOn ':forge:extractMapped' //These must be strings so that we can do lazy resolution. Else we need evaluationDependsOnChildren above
}