Configure publishing to Bintray/JCenter and Maven Central

Author: lordcodes

build.gradle.kts

@@ -5,6 +5,10 @@ buildscript {
     repositories {
         jcenter()
     }
+
+    dependencies {
+        classpath(Plugins.bintrayReleaseVersioned)
+    }
 }
 
 plugins {

buildSrc/src/main/kotlin/Dependencies.kt

@@ -1,4 +1,6 @@
 object Plugins {
+    const val bintrayRelease = "com.novoda.bintray-release"
+    const val bintrayReleaseVersioned = "com.novoda:bintray-release:${Versions.bintrayRelease}"
     const val detekt = "io.gitlab.arturbosch.detekt"
     const val dokka = "org.jetbrains.dokka"
     const val gradleVersions = "com.github.ben-manes.versions"
@@ -13,11 +15,6 @@ object Libs {
 object TestLibs {
     const val assertJCore = "org.assertj:assertj-core:${Versions.assertJCore}"
     const val junit5Api = "org.junit.jupiter:junit-jupiter-api:${Versions.junit5}"
-    const val junit5Parameterized = "org.junit.jupiter:junit-jupiter-params:${Versions.junit5}"
     const val junit5Runtime = "org.junit.jupiter:junit-jupiter-engine:${Versions.junit5}"
     const val mockk = "io.mockk:mockk:${Versions.mockk}"
 }
-
-object Groups {
-    const val kotlin = "org.jetbrains.kotlin"
-}

buildSrc/src/main/kotlin/Extensions.kt

@@ -0,0 +1,10 @@
+import org.gradle.api.Project
+
+fun Project.propertyOrEmpty(name: String): String {
+    val property = findProperty(name) as String?
+    return property ?: environmentVariable(name)
+}
+
+fun environmentVariable(name: String) = System.getenv(name) ?: ""
+
+fun Project.isPublishing() = gradle.startParameter.taskNames.any { it.contains("bintrayUpload") }

buildSrc/src/main/kotlin/Turtle.kt

@@ -0,0 +1,23 @@
+object Turtle {
+    private const val VERSION_MAJOR = 0
+    private const val VERSION_MINOR = 1
+    private const val VERSION_PATCH = 0
+
+    const val VERSION_NAME = "${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}"
+    const val VERSION_CODE = VERSION_MAJOR * 100000 + VERSION_MINOR * 100 + VERSION_PATCH
+
+    const val GROUP_ID = "com.lordcodes.turtle"
+    const val ARTIFACT_ID = "turtle"
+
+    const val DESCRIPTION = "Run shell commands from a Kotlin script or application with ease \uD83D\uDC22"
+    const val LICENSE = "Apache-2.0"
+    const val WEBSITE = "https://github.com/lordcodes/turtle"
+    const val ISSUE_TRACKER = "https://github.com/lordcodes/turtle/issues"
+    const val SOURCE_CONTROL = "https://github.com/lordcodes/turtle.git"
+
+    const val BINTRAY_USER = "lordcodes"
+    const val BINTRAY_REPOSITORY = "maven"
+
+    const val DEVELOPER_USER = "lordcodes"
+    const val DEVELOPER_NAME = "Andrew Lord"
+}

buildSrc/src/main/kotlin/Versions.kt

@@ -1,5 +1,6 @@
 object Versions {
     const val assertJCore = "3.13.2"
+    const val bintrayRelease = "0.9.1"
     const val detekt = "1.0.0"
     const val dokka = "0.9.18"
     const val junit5 = "5.5.1"

turtle/build.gradle.kts

@@ -1,3 +1,6 @@
+@file:Suppress("UnstableApiUsage")
+
+import com.novoda.gradle.release.PublishExtension
 import org.jetbrains.dokka.gradle.DokkaTask
 
 plugins {
@@ -26,3 +29,56 @@ val dokka by tasks.getting(DokkaTask::class) {
         suffix = "#L"
     }
 }
+
+apply(plugin = Plugins.bintrayRelease)
+
+configure<PublishExtension> {
+    bintrayUser = propertyOrEmpty("Turtle_Bintray_User")
+    bintrayKey = propertyOrEmpty("Turtle_Bintray_ApiKey")
+
+    userOrg = Turtle.BINTRAY_USER
+    repoName = Turtle.BINTRAY_REPOSITORY
+
+    groupId = Turtle.GROUP_ID
+    artifactId = Turtle.ARTIFACT_ID
+    publishVersion = Turtle.VERSION_NAME
+
+    desc = Turtle.DESCRIPTION
+    setLicences(Turtle.LICENSE)
+    website = Turtle.WEBSITE
+    issueTracker = Turtle.ISSUE_TRACKER
+    repository = Turtle.SOURCE_CONTROL
+}
+
+if (project.isPublishing()) {
+    apply(plugin = "maven")
+
+    gradle.taskGraph.whenReady {
+        tasks.withType<GenerateMavenPom>().configureEach {
+            pom.description.set(Turtle.DESCRIPTION)
+            pom.packaging = "jar"
+            pom.url.set(Turtle.WEBSITE)
+
+            pom.scm {
+                url.set(Turtle.SOURCE_CONTROL)
+                connection.set(Turtle.SOURCE_CONTROL)
+                developerConnection.set(Turtle.SOURCE_CONTROL)
+            }
+
+            pom.licenses {
+                license {
+                    name.set("The Apache Software License, Version 2.0")
+                    url.set("http://www.apache.org/licenses/LICENSE-2.0.txt")
+                    distribution.set("repo")
+                }
+            }
+
+            pom.developers {
+                developer {
+                    id.set(Turtle.DEVELOPER_USER)
+                    name.set(Turtle.DEVELOPER_NAME)
+                }
+            }
+        }
+    }
+}