2、public function images(){

3、    $path = $this->publicpath.'images/'.input('folder').'/';

4、    $uppath = explode('/',input('folder'));

5、    $leve = count($uppath)-1;

6、    unset($uppath[$leve]);

7、    if($leve>1){

8、        unset($uppath[$leve-1]);

9、        $uppath = implode('/',$uppath).'/';

10、            }else{

11、                $uppath = '';

12、            }

13、            $this->assign ( 'leve',$leve);

14、            $this->assign ( 'uppath',$uppath);

15、            $files = glob($path.'*');

16、            $folders=array();

17、            foreach($files as $key => $file) {

18、                $filename = basename($file);

19、                if(is_dir($file)){

20、                    $folders[$key]['filename'] = $filename;

21、                    $folders[$key]['filepath'] = $file;

22、                    $folders[$key]['ext'] = 'folder';

23、                }else{

24、                    $templates[$key]['filename'] = $filename;

25、                    $templates[$key]['filepath'] = $file;

26、                    $templates[$key]['ext'] = strtolower(substr($filename,strrpos($filename, '.')-strlen($filename)+1));

27、                    if(!in_array($templates[$key]['ext'],array('gif','jpg','png','bmp'))) $templates[$key]['ico'] =1;

28、                }

29、            }

30、            $this->assign ( 'title','媒体文件' );

31、            $this->assign ( 'path',$path);

32、            $this->assign ( 'folders',$folders );

33、            $this->assign ( 'files',$templates );

34、            return $this->fetch();

35、        }