Add the bintray plugin for releasing to bintray

build.gradle

@@ -1,17 +1,28 @@
+buildscript {
+    repositories { jcenter() }
+    dependencies { classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:0.5' }
+}
+
 plugins {
   id "com.github.jruby-gradle.jar" version "0.1.2"
   // https://github.com/jruby-gradle/jruby-gradle-jar-plugin/issues/18
   id "com.github.jruby-gradle.base" version "0.1.3"
   id "com.github.johnrengelman.shadow" version "1.1.2"
 }
+
 apply plugin: 'maven'
 apply plugin: 'java'
+apply plugin: 'com.jfrog.bintray'
 
-version = '0.7.0-SNAPSHOT'
+
+version = '0.7.0'
 group = 'com.github.jruby-gradle'
-
 sourceCompatibility = 1.7
 
+if (System.env.RELEASE != '1') {
+    version = "${version}-SNAPSHOT"
+}
+
 import com.github.jrubygradle.JRubyExec
 
 repositories {
@@ -62,11 +73,6 @@ task compileRedstormJRuby(type: JRubyExec) {
 
 project.compileJava.dependsOn compileRedstormJRuby
 
-
-jar {
-    from 'lib'
-}
-
 task spec(type: JRubyExec) {
     group 'JRuby'
     description 'Run the RSpec examples'
@@ -75,5 +81,49 @@ task spec(type: JRubyExec) {
 }
 
 
+jar {
+    from 'lib'
+}
+
+task sourcesJar(type: Jar, dependsOn: classes) {
+    classifier = 'sources'
+    from sourceSets.main.allSource
+}
+
+artifacts {
+    archives sourcesJar
+}
+
+
+// Ensure we don't fail in CI or on a system without these values set in
+// ~/.gradle/gradle.properties
+if (!hasProperty( 'bintrayUser' ))
+  ext.bintrayUser = ''
+
+if (!hasProperty( 'bintrayKey' ))
+  ext.bintrayKey = ''
+
+bintray {
+    user = project.bintrayUser
+    key = project.bintrayKey
+    publish = true
+    dryRun = false
+    configurations = ['archives']
+
+    pkg {
+        userOrg = 'jruby-gradle'
+        repo = 'libraries'
+        name = 'redstorm'
+        labels = ['jruby', 'redstorm', 'storm']
+
+        version {
+            name = project.version
+            vcsTag = "v${project.version}"
+            desc = 'JRuby integration & DSL for the Storm distributed realtime computation system'
+        }
+    }
+}
+bintrayUpload.dependsOn assemble
+
 // vim: ft=groovy et ts=4 sw=4