build.gradle

apply plugin: 'java'
apply plugin: 'maven'
apply plugin: 'eclipse'
apply plugin: 'idea'
apply plugin: 'application'

import org.apache.tools.ant.filters.*

group = 'itdelatrisu'
version = '0.12.1'

mainClassName = 'itdelatrisu.opsu.Opsu'
buildDir = new File(rootProject.projectDir, "build/")

def useXDG = 'false'
if (hasProperty('XDG')) {
	useXDG = XDG
}

sourceCompatibility = 1.7
targetCompatibility = 1.7

sourceSets {
	main {
		java {
			srcDir 'src'
		}
	}
}

repositories {
	mavenCentral()
}

dependencies {
	compile('org.lwjgl.lwjgl:lwjgl:2.9.3') {
		exclude group: 'net.java.jinput', module: 'jinput'
	}
	compile('org.slick2d:slick2d-core:1.0.1') {
		exclude group: 'org.lwjgl.lwjgl', module: 'lwjgl'
	}
	compile 'org.jcraft:jorbis:0.0.17'
	compile 'net.lingala.zip4j:zip4j:1.3.2'
	compile 'com.googlecode.soundlibs:jlayer:1.0.1-1'
	compile 'com.googlecode.soundlibs:mp3spi:1.9.5-1'
	compile 'com.googlecode.soundlibs:tritonus-share:0.3.7-2'
	compile 'org.xerial:sqlite-jdbc:3.8.10.2'
	compile 'org.json:json:20140107'
	compile 'net.java.dev.jna:jna:4.1.0'
	compile 'net.java.dev.jna:jna-platform:4.1.0'
	compile 'org.apache.maven:maven-artifact:3.3.3'
	compile 'org.apache.commons:commons-compress:1.9'
	compile 'org.tukaani:xz:1.5'
	compile 'com.github.jponge:lzma-java:1.3'
}

def nativePlatforms = ['windows', 'linux', 'osx']
nativePlatforms.each { platform -> //noinspection GroovyAssignabilityCheck
	task "${platform}Natives" {
		def outputDir = "${buildDir}/natives/"
		inputs.files(configurations.compile)
		outputs.dir(outputDir)
		doLast {
			copy {
				def artifacts = configurations.compile.resolvedConfiguration.resolvedArtifacts
						.findAll { it.classifier == "natives-$platform" }
				artifacts.each {
					from zipTree(it.file)
				}
				into outputDir
			}
		}
	}
}

processResources {
	from 'res'
	exclude '**/Thumbs.db'

	filesMatching('version') {
		expand(version: project.version, timestamp: new Date().format("yyyy-MM-dd HH:mm"))
	}
}

task unpackNatives {
	description "Copies native libraries to the build directory."
	dependsOn nativePlatforms.collect { "${it}Natives" }.findAll { tasks[it] }
}

jar {
	manifest {
		attributes 'Implementation-Title': 'opsu!',
				'Implementation-Version': version,
				'Main-Class': mainClassName,
				'Use-XDG': useXDG
	}

	duplicatesStrategy = DuplicatesStrategy.EXCLUDE
	baseName = "opsu"

	from { configurations.compile.collect { it.isDirectory() ? it : zipTree(it) } }
	exclude '**/Thumbs.db'

	outputs.upToDateWhen { false }
}

run {
	dependsOn 'unpackNatives'
}