build: detangle buildSrc

Build structure and tasks revamped
See manual/src/docs/tutorials/howto-build-system.txt

Author: eskatos

build.gradle

@@ -15,14 +15,7 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-import org.apache.polygene.gradle.AllProjectsPlugin
-import org.apache.polygene.gradle.RootProjectPlugin
-import org.apache.polygene.gradle.dependencies.DependenciesDeclarationPlugin
 
-apply plugin: DependenciesDeclarationPlugin
+apply plugin: 'polygene-dependencies-declaration'
 apply from: 'dependencies.gradle'
-
-allprojects {
-  apply plugin: AllProjectsPlugin
-}
-apply plugin: RootProjectPlugin
+apply plugin: 'polygene-root'

buildSrc/build.gradle

@@ -28,9 +28,11 @@ repositories {
 dependencies {
   compile gradleApi()
   compile localGroovy()
-  compile 'gradle.plugin.org.nosphere.apache:creadur-rat-gradle:0.2.2'
-  compile 'gradle.plugin.org.nosphere.honker:honker-gradle:0.2.3'
+  compile 'gradle.plugin.org.nosphere.apache:creadur-rat-gradle:0.3.0'
+  compile 'gradle.plugin.org.nosphere.honker:honker-gradle:0.3.0'
   compile 'org.hibernate.build.gradle:gradle-maven-publish-auth:2.0.1'
+  compile 'org.apache.httpcomponents:httpclient:4.5.2'
+  compile 'org.apache.httpcomponents:httpmime:4.5.2'
 
   testCompile 'junit:junit:4.12'
   testCompile( 'org.spockframework:spock-core:1.0-groovy-2.4' ) { exclude module: 'groovy-all' }

buildSrc/src/main/groovy/org/apache/polygene/gradle/AllProjectsPlugin.groovy

@@ -0,0 +1,61 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.apache.polygene.gradle
+
+import groovy.transform.CompileStatic
+import org.apache.polygene.gradle.dependencies.PolygeneExtension
+import org.apache.polygene.gradle.structure.release.ReleaseSpecPlugin
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+
+/**
+ * Plugin applied to all Polygene projects.
+ */
+@CompileStatic
+class BasePlugin implements Plugin<Project>
+{
+  @Override
+  void apply( Project project )
+  {
+    applyGroup project
+    applyVersion project
+    project.plugins.apply ReleaseSpecPlugin
+    applyPolygeneExtension project
+    project.defaultTasks 'classes', 'test'
+  }
+
+  private static void applyGroup( Project project )
+  {
+    project.group = project.path == ':' ?
+                    'org.apache.polygene' :
+                    "org.apache.polygene.${ project.path.split( ':' ).drop( 1 ).dropRight( 1 ).join( '.' ) }"
+  }
+
+  private static void applyVersion( Project project )
+  {
+    if( project.version == 'unspecified' )
+    {
+      project.version = System.properties.version ?: '0'
+    }
+  }
+
+  private static void applyPolygeneExtension( Project project )
+  {
+    project.extensions.create 'polygene', PolygeneExtension, project
+  }
+}