CB-7512 Use a standard build.gradle for all plugins

Plugins can extend it by providing a "build-extras.gradle"

bin/templates/cordova/lib/build.js

@@ -222,6 +222,13 @@ var builders = {
                 shell.rm('-rf', path.join(projectPath, 'gradle', 'wrapper'));
                 shell.mkdir('-p', path.join(projectPath, 'gradle'));
                 shell.cp('-r', path.join(wrapperDir, 'gradle', 'wrapper'), path.join(projectPath, 'gradle'));
+
+                // Update the version of build.gradle in each dependent library.
+                var pluginBuildGradle = path.join(projectPath, 'cordova', 'lib', 'plugin-build.gradle');
+                var subProjects = extractSubProjectPaths();
+                for (var i = 0; i < subProjects.length; ++i) {
+                    shell.cp('-f', pluginBuildGradle, path.join(ROOT, subProjects[i], 'build.gradle'));
+                }
             });
         },
 

bin/templates/cordova/lib/plugin-build.gradle

@@ -0,0 +1,63 @@
+/* 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.
+*/
+
+// GENERATED FILE! DO NOT EDIT!
+
+buildscript {
+    repositories {
+        mavenCentral()
+    }
+
+    dependencies {
+        classpath 'com.android.tools.build:gradle:0.12.+'
+    }
+}
+
+apply plugin: 'android-library'
+
+dependencies {
+    compile fileTree(dir: 'libs', include: '*.jar')
+}
+
+android {
+    compileSdkVersion cordova.cordovaSdkVersion
+    buildToolsVersion cordova.cordovaBuildToolsVersion
+    publishNonDefault true
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_7
+        targetCompatibility JavaVersion.VERSION_1_7
+    }
+
+    sourceSets {
+        main {
+            manifest.srcFile 'AndroidManifest.xml'
+            java.srcDirs = ['src']
+            resources.srcDirs = ['src']
+            aidl.srcDirs = ['src']
+            renderscript.srcDirs = ['src']
+            res.srcDirs = ['res']
+            assets.srcDirs = ['assets']
+            jniLibs.srcDirs = ['libs']
+        }
+    }
+}
+
+if (file('build-extras.gradle').exists()) {
+    apply from: 'build-extras.gradle'
+}

framework/build.gradle

@@ -1,20 +1,19 @@
-/*
-       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
+/* 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
+     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.
+   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.
 */
 
 
@@ -29,7 +28,10 @@ buildscript {
         // It can affect things like where the .apk is generated.
         // It also dictates what the minimum android build-tools version
         // that you need (Set in bin/templates/project/cordova.gradle).
-        // Be sure to also update the value in bin/templates/project.
+        // Make sure the value is the same in all locations:
+        // * framework/build.gradle
+        // * bin/templates/project/cordova.gradle
+        // * bin/templates/cordova/lib/plugin-build.gradle
         classpath 'com.android.tools.build:gradle:0.12.+'
     }
 }