Add support for AndResGuard

- fixes #1170

brut.apktool/apktool-lib/src/main/java/brut/androlib/Androlib.java

@@ -708,7 +708,7 @@ public class Androlib {
     private final static String[] APK_MANIFEST_FILENAMES = new String[] {
             "AndroidManifest.xml" };
     private final static String[] APK_STANDARD_ALL_FILENAMES = new String[] {
-            "classes.dex", "AndroidManifest.xml", "resources.arsc", "res", "lib", "libs", "assets", "META-INF" };
+            "classes.dex", "AndroidManifest.xml", "resources.arsc", "res", "r", "lib", "libs", "assets", "META-INF" };
     // Taken from AOSP's frameworks/base/tools/aapt/Package.cpp
     private final static Pattern NO_COMPRESS_PATTERN = Pattern.compile("\\.(" +
             "jpg|jpeg|png|gif|wav|mp2|mp3|ogg|aac|mpg|mpeg|mid|midi|smf|jet|rtttl|imy|xmf|mp4|" +

brut.apktool/apktool-lib/src/main/java/brut/androlib/res/AndrolibResources.java

@@ -239,10 +239,13 @@ final public class AndrolibResources {
             out = new FileDirectory(outDir);
 
             inApk = apkFile.getDirectory();
+            out = out.createDir("res");
             if (inApk.containsDir("res")) {
                 in = inApk.getDir("res");
             }
-            out = out.createDir("res");
+            if (in == null && inApk.containsDir("r")) {
+                in = inApk.getDir("r");
+            }
         } catch (DirectoryException ex) {
             throw new AndrolibException(ex);
         }

brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/value/ResFileValue.java

@@ -34,11 +34,13 @@ public class ResFileValue extends ResIntBasedValue {
     }
 
     public String getStrippedPath() throws AndrolibException {
-        if (!mPath.startsWith("res/")) {
-            throw new AndrolibException(
-                    "File path does not start with \"res/\": " + mPath);
+        if (mPath.startsWith("res/")) {
+            return mPath.substring(4);
         }
-        return mPath.substring(4);
+        if (mPath.startsWith("r/")) {
+            return mPath.substring(2);
+        }
+        throw new AndrolibException("File path does not start with \"res/\" or \"r/\": " + mPath);
     }
 
     @Override

brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/value/ResValueFactory.java

@@ -70,6 +70,9 @@ public class ResValueFactory {
         if (value.startsWith("res/")) {
             return new ResFileValue(value, rawValue);
         }
+        if (value.startsWith("r/")) { //AndroResGuard
+            return new ResFileValue(value, rawValue);
+        }
         return new ResStringValue(value, rawValue);
     }
 

brut.apktool/apktool-lib/src/test/java/brut/androlib/AndResGuardTest.java

@@ -0,0 +1,66 @@
+/**
+ *  Copyright 2014 Ryszard Wiśniewski <brut.alll@gmail.com>
+ *  Copyright 2014 Connor Tumbleson <connor.tumbleson@gmail.com>
+ *
+ *  Licensed 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 brut.androlib;
+
+import brut.androlib.res.util.ExtFile;
+import brut.common.BrutException;
+import brut.util.OS;
+import java.io.File;
+import java.io.IOException;
+import java.util.logging.Logger;
+
+import org.junit.*;
+import static org.junit.Assert.*;
+
+public class AndResGuardTest {
+
+    @BeforeClass
+    public static void beforeClass() throws Exception, BrutException {
+        sTmpDir = new ExtFile(OS.createTempDirectory());
+        TestUtils.copyResourceDir(LargeIntsInManifestTest.class, "brut/apktool/issue1170/", sTmpDir);
+    }
+
+    @AfterClass
+    public static void afterClass() throws BrutException {
+        OS.rmdir(sTmpDir);
+    }
+
+    @Test
+    public void checkifAndResDecodeRemapsRFolder() throws BrutException, IOException {
+        String apk = "issue1170.apk";
+
+        // decode issue1170.apk
+        ApkDecoder apkDecoder = new ApkDecoder(new File(sTmpDir + File.separator + apk));
+        sTestOrigDir = new ExtFile(sTmpDir + File.separator + apk + ".out");
+
+        apkDecoder.setOutDir(new File(sTmpDir + File.separator + apk + ".out"));
+        apkDecoder.decode();
+
+        checkFileExists("res/mipmap-hdpi-v4/a.png");
+    }
+
+    private void checkFileExists(String path) throws BrutException {
+        File f =  new File(sTestOrigDir, path);
+
+        assertTrue(f.isFile());
+    }
+
+    private static ExtFile sTmpDir;
+    private static ExtFile sTestOrigDir;
+
+    private final static Logger LOGGER = Logger.getLogger(BuildAndDecodeTest.class.getName());
+}