zapImageCache.js

zapImageCache = function() {
      var appDataDir, cacheDir, dir, externalRoot;
      if (Ti.Filesystem.isExternalStoragePresent()) {
        appDataDir = Ti.Filesystem.getFile('appdata://').nativePath;
        externalRoot = appDataDir.substring(0, appDataDir.lastIndexOf('/'));
        cacheDir = "" + externalRoot + "/Android/data/" + Ti.App.id + "/cache/_tmp/remote-cache";
        dir = Ti.Filesystem.getFile(cacheDir);
      } else {
        dir = Ti.Filesystem.getFile(Ti.Filesystem.applicationCacheDirectory, '_tmp', 'remote-cache');
      }
      if (dir.exists()) {
        dir.deleteDirectory(true);
      }
      return dir.createDirectory();
    };