purgeStoragePath added

extensions/AssetsManager/AssetsManager.cpp

@@ -34,8 +34,10 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <errno.h>
+#include <dirent.h>
 #endif
 
+
 #include "support/zip_support/unzip.h"
 
 using namespace cocos2d;
@@ -644,4 +646,35 @@ AssetsManager* AssetsManager::create(const char* packageUrl, const char* version
     return manager;
 }
 
+void AssetsManager::purgeStoragePath()
+{
+    // Delete recorded version codes.
+    deleteVersion();
+    
+    // Remove downloaded files
+#if (CC_TARGET_PLATFORM != CC_PLATFORM_WIN32)
+    string command = "rm -r ";
+    // Path may include space.
+    command += "\"" + _storagePath + "\"";
+    system(command.c_str());
+    DIR *pDir = NULL;
+    
+    pDir = opendir (_storagePath.c_str());
+    if (! pDir)
+    {
+        mkdir(_storagePath.c_str(), S_IRWXU | S_IRWXG | S_IRWXO);
+    }
+#else
+    string command = "rd /s /q ";
+    // Path may include space.
+    command += "\"" + _storagePath + "\"";
+    system(command.c_str());
+
+    if ((GetFileAttributesA(_storagePath.c_str())) == INVALID_FILE_ATTRIBUTES)
+    {
+        CreateDirectoryA(_storagePath.c_str(), 0);
+    }
+#endif
+}
+
 NS_CC_EXT_END;

extensions/AssetsManager/AssetsManager.h

@@ -147,6 +147,11 @@ public:
      */
     friend int assetsManagerProgressFunc(void *, double, double, double, double);
 
+    /** @brief Initialize storage path. 
+     */
+    void purgeStoragePath();
+
+    
 protected:
     bool downLoad();
     void checkStoragePath();