Added option for generating a Gradle based Android project

Author: dirkvranckaert

decompileAPK.sh

@@ -66,11 +66,34 @@ rm -Rf $DOE/output-res
 rm -Rf $outputDir
 mkdir -p $outputDir
 
+# Generate directories for project structure
+if [[ "$generateProject" == true ]]; 
+then 
+	moduleName=app
+	
+	mkdir -p $outputDir/gradle
+	mkdir -p $outputDir/gradle/wrapper
+	mkdir -p $outputDir/$moduleName
+	mkdir -p $outputDir/$moduleName/libs
+	mkdir -p $outputDir/$moduleName/src
+	mkdir -p $outputDir/$moduleName/src/main
+	mkdir -p $outputDir/$moduleName/src/main/java
+	
+	baseOutputDir="$outputDir"
+	resOutputDir="$outputDir/$moduleName/src/main/res-output"
+	outputDir="$outputDir/$moduleName/src/main/java"
+fi
+
 # Create JAR from APK file, then decompile that JAR to have Java files
 echo "Extracting JAR file from APK"
 sh $DOE/dex2jar/d2j-dex2jar.sh -o $outputDir/output.jar $apkfile
 echo "Decompiling JAR for Java files"
-java -jar $DOE/jd-core-java/jd-core-java-1.2.jar $outputDir/output.jar $outputDir/src
+if [[ "$generateProject" == true ]]; 
+then
+	java -jar $DOE/jd-core-java/jd-core-java-1.2.jar $outputDir/output.jar $outputDir
+else
+	java -jar $DOE/jd-core-java/jd-core-java-1.2.jar $outputDir/output.jar $outputDir/src
+fi
 rm $outputDir/output.jar
 
 # Extract all resources from the APK and remove all the unnecessary files from the output
@@ -79,8 +102,21 @@ java -jar $DOE/apktool/apktool.jar decode -f $apkfile $resOutputDir
 rm -Rf $resOutputDir/smali
 rm $resOutputDir/apktool.yml
 
-# Move the resource-output to output directory
-mv $resOutputDir/* $outputDir
+if [[ "$generateProject" == true ]]; 
+then
+	# Move the resource-output to correct project directory
+	mv $resOutputDir/* $baseOutputDir/$moduleName/src/main/	
+else
+	# Move the resource-output to output directory
+	mv $resOutputDir/* $outputDir
+fi
 rm -Rf $resOutputDir
 
+if [[ "$generateProject" == true ]]; 
+then
+	cp $DOE/files/project/* $baseOutputDir/
+	cp $DOE/files/wrapper/* $baseOutputDir/gradle/wrapper
+	cp $DOE/files/module/* $baseOutputDir/$moduleName
+fi
+
 exit;

files/module/build.gradle

@@ -0,0 +1,21 @@
+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 20
+    buildToolsVersion "20.0.0"
+
+    defaultConfig {
+        minSdkVersion 19
+        targetSdkVersion 20
+    }
+    buildTypes {
+        release {
+            runProguard false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+}

files/module/proguard-rules.pro

@@ -0,0 +1,17 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /Users/vrancdi/Documents/APPS/android-sdk-bundle/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}

files/project/build.gradle

@@ -0,0 +1,19 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:0.12.2'
+
+        // NOTE: Do not place your application dependencies here; they belong
+        // in the individual module build.gradle files
+    }
+}
+
+allprojects {
+    repositories {
+        jcenter()
+    }
+}

files/project/gradle.properties

@@ -0,0 +1,18 @@
+# Project-wide Gradle settings.
+
+# IDE (e.g. Android Studio) users:
+# Settings specified in this file will override any Gradle settings
+# configured through the IDE.
+
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+# Default value: -Xmx10248m -XX:MaxPermSize=256m
+# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
+
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true

files/project/settings.gradle

@@ -0,0 +1 @@
+include ':app'

files/wrapper/gradle-wrapper.jar

@@ -0,0 +1,6 @@
+#Wed Apr 10 15:27:10 PDT 2013
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=http\://services.gradle.org/distributions/gradle-1.12-all.zip