build.gradle

buildscript {
    repositories {
        maven { url = "http://files.minecraftforge.net/maven" }
        maven { url='https://dist.creeper.host/Sponge/maven' }
        jcenter()
        mavenCentral()
    }
    dependencies {
        classpath group: 'net.minecraftforge.gradle', name: 'ForgeGradle', version: '3.+', changing: true
        classpath 'org.spongepowered:mixingradle:0.7-SNAPSHOT'
    }
}
apply plugin: 'net.minecraftforge.gradle'
//Only edit below this line, the above code adds and enables the necessary things for Forge to be setup.
apply plugin: 'maven-publish'
apply plugin: 'idea'

// Maven info
version = modMinecraftVersion + "-" + modVersion
group = modGroup // http://maven.apache.org/guides/mini/guide-naming-conventions.html
archivesBaseName = modFileName

sourceCompatibility = targetCompatibility = compileJava.sourceCompatibility = compileJava.targetCompatibility = '1.8' // Need this here so eclipse task generates correctly.

minecraft {
    mappings channel: modMcpMappingsChannel, version: modMcpMappingsVersion
    // makeObfSourceJar = false // an Srg named sources jar is made by default. uncomment this to disable.

    accessTransformer = file('src/main/resources/META-INF/accesstransformer.cfg')

    // Default run configurations.
    // These can be tweaked, removed, or duplicated as needed.
    runs {
        client {
            workingDirectory project.file('run')
            arg "-mixin.config=" + modId + ".mixins.json"

            // Recommended logging data for a userdev environment
            property 'forge.logging.markers', 'SCAN,REGISTRIES,REGISTRYDUMP'

            // Recommended logging level for the console
            property 'forge.logging.console.level', 'debug'

            mods {
                savemystronghold {
                    source sourceSets.main
                }
            }
        }

        server {
            workingDirectory project.file('run')
            arg "-mixin.config=" + modId + ".mixins.json"

            // Recommended logging data for a userdev environment
            property 'forge.logging.markers', 'SCAN,REGISTRIES,REGISTRYDUMP'

            // Recommended logging level for the console
            property 'forge.logging.console.level', 'debug'

            mods {
                savemystronghold {
                    source sourceSets.main
                }
            }
        }
    }
}

dependencies {
    minecraft "net.minecraftforge:forge:" + modMinecraftVersion + "-" + modForgeVersion

    // You may put jars on which you depend on in ./libs or you may define them like so..
    // compile "some.group:artifact:version:classifier"
    // compile "some.group:artifact:version"

    // Real examples
    // compile 'com.mod-buildcraft:buildcraft:6.0.8:dev'  // adds buildcraft to the dev env
    // compile 'com.googlecode.efficient-java-matrix-library:ejml:0.24' // adds ejml to the dev env

    // The 'provided' configuration is for optional dependencies that exist at compile-time but might not at runtime.
    // provided 'com.mod-buildcraft:buildcraft:6.0.8:dev'

    // These dependencies get remapped to your current MCP mappings
    // deobf 'com.mod-buildcraft:buildcraft:6.0.8:dev'

    // For more info...
    // http://www.gradle.org/docs/current/userguide/artifact_dependencies_tutorial.html
    // http://www.gradle.org/docs/current/userguide/dependency_management.html

}

processResources {
    // this will ensure that this task is redone when any variables change
    inputs.property "modId", modId
    inputs.property "version", project.version
    inputs.property "modName", modName
    inputs.property "modCredits", modCredits
    inputs.property "modAuthor", modAuthor
    inputs.property "modDescription", modDescription
    inputs.property "modMinecraftVersion", modMinecraftVersion

    // Replace stuff in mods.toml, nothing else
    from(sourceSets.main.resources.srcDirs) {
        include 'META-INF/mods.toml'

        // Replace vars in mods.toml
        expand 'modId':modId,
                'version': project.version,
                'modName':modName,
                'modCredits':modCredits,
                'modAuthor':modAuthor,
                'modDescription':modDescription,
                'modMinecraftVersion': modMinecraftVersion
    }

    // Copy everything else except the mods.toml
    from(sourceSets.main.resources.srcDirs) {
        exclude 'META-INF/mods.toml'
    }
}

// Jar Manifest
jar {
    manifest {
        attributes([
                "Specification-Title"     : modId,
                "Specification-Vendor"    : modGroup,
                "Specification-Version"   : "1.0", // We are version 1 of ourselves
                "Implementation-Title"    : project.name,
                "Implementation-Version"  : "${version}",
                "Implementation-Vendor"   : modGroup,
                "Implementation-Timestamp": new Date().format("yyyy-MM-dd'T'HH:mm:ssZ"),
                "Signing-Fingerprint"     : project.hasProperty('signSHA1') ? project.findProperty('signSHA1') : "unsigned",
                "MixinConfigs": "${modId}.mixins.json"
        ],)
    }
}

// Example configuration to allow publishing using the maven-publish task
// This is the preferred method to reobfuscate your jar file
jar.finalizedBy('reobfJar')
// However if you are in a multi-project build, dev time needs unobfed jar files, so you can delay the obfuscation until publishing by doing
//publish.dependsOn('reobfJar')

apply plugin: 'org.spongepowered.mixin'

mixin {
    add sourceSets.main, "${modId}.refmap.json"
}