增加内外storage的读取

cocos/platform/CCFileUtils.h

@@ -459,6 +459,8 @@ public:
      */
     virtual std::string getWritablePath() const = 0;
 
+    virtual std::string getExtFileDirectory() const = 0;
+
     /**
      *  Sets writable path.
      */

cocos/platform/android/CCFileUtils-android.cpp

@@ -328,6 +328,25 @@ std::string FileUtilsAndroid::getWritablePath() const
     }
 }
 
+std::string FileUtilsAndroid::getExtFileDirectory() const
+{
+    // Fix for Nexus 10 (Android 4.2 multi-user environment)
+    // the path is retrieved through Java Context.getCacheDir() method
+    std::string dir("");
+    std::string tmp = JniHelper::callStaticStringMethod(JCLS_HELPER, "getExtFileDirectory");
+
+    if (tmp.length() > 0)
+    {
+        dir.append(tmp).append("/");
+
+        return dir;
+    }
+    else
+    {
+        return "";
+    }
+}
+
 NS_CC_END
 
 #endif // CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID

cocos/platform/android/CCFileUtils-android.h

@@ -70,6 +70,7 @@ public:
     virtual FileUtils::Status getContents(const std::string& filename, ResizableBuffer* buffer) override;
 
     virtual std::string getWritablePath() const override;
+    virtual std::string getExtFileDirectory() const override;
     virtual bool isAbsolutePath(const std::string& strPath) const override;
 
 private:

cocos/platform/android/java/src/org/cocos2dx/lib/Cocos2dxHelper.java

@@ -83,6 +83,7 @@ public class Cocos2dxHelper {
     private static boolean sActivityVisible;
     private static String sPackageName;
     private static String sFileDirectory;
+    private static String sExtFileDirectory;
     private static Activity sActivity = null;
     private static Cocos2dxHelperListener sCocos2dxHelperListener;
     private static Set<OnActivityResultListener> onActivityResultListeners = new LinkedHashSet<OnActivityResultListener>();
@@ -205,8 +206,8 @@ public class Cocos2dxHelper {
             final ApplicationInfo applicationInfo = activity.getApplicationInfo();
             
             Cocos2dxHelper.sPackageName = applicationInfo.packageName;
-            Cocos2dxHelper.sFileDirectory = activity.getExternalFilesDir("luaframework").getAbsolutePath();
+            Cocos2dxHelper.sExtFileDirectory = activity.getExternalFilesDir(null).getAbsolutePath();
-//            Cocos2dxHelper.sFileDirectory = activity.getFilesDir().getAbsolutePath();
+            Cocos2dxHelper.sFileDirectory = activity.getFilesDir().getAbsolutePath();
             
             Cocos2dxHelper.nativeSetApkPath(Cocos2dxHelper.getAssetsPath());
     
@@ -300,6 +301,9 @@ public class Cocos2dxHelper {
     public static String getWritablePath() {
         return Cocos2dxHelper.sFileDirectory;
     }
+    public static String getExtFileDirectory() {
+        return Cocos2dxHelper.sExtFileDirectory;
+    }
 
     public static String getCurrentLanguage() {
         return Locale.getDefault().getLanguage();

cocos/scripting/js-bindings/manual/jsb_global.cpp

@@ -232,7 +232,11 @@ void jsb_init_file_operation_delegate()
         se::ScriptEngine::getInstance()->setFileOperationDelegate(delegate);
     }
     std::string path = FileUtils::getInstance()->getWritablePath();
+    std::string extPath = FileUtils::getInstance()->getExtFileDirectory();
+    extPath += "luaframework/";
+    path += "luaframework/";
     std::vector<std::string> searchPaths;
+    searchPaths.push_back(extPath);
     searchPaths.push_back(path);
     searchPaths.push_back("");
     FileUtils::getInstance()->setSearchPaths(searchPaths);