php文件操作类

<?php 


/**
* ============================================================================
* 文件操作类
* ============================================================================
* @author  aiden
* @version 1.0
*/
  class File
  {
      
        /**
         * 创建文件夹
         *
         * @param string $path 文件夹路径
         */
        public static  function createFolder($path)
      {
         if (!file_exists($path))
         {
            self::createFolder(dirname($path));
            mkdir($path, 0777);
         }
      }


      /**
       * 得到指定目录里的信息
       *
       * @return unknown
       */
      public  static  function getFolder($path)
      {
             if (!is_dir($path))
               return null;
             
             $path = rtrim($path,"/")."/";  

             $array = array("file"=>array(),"folder"=>array());  
           $dir_obj = opendir($path);

           while ($dir = readdir($dir_obj))
           {         
                if ($dir != "." && $dir != "..")
                {
                    $file = $path.$dir;
                    if (is_dir($file))
                       $array["folder"][] = $dir;
                    elseif (is_file($file)){                         
                        $array["file"][] = $dir;
                    }    
                        
                }       
           }           
           closedir($dir_obj);
           return $array;

      }

      
      /**
       * 删除文件
       *
       * @param string $path 文件路径
       */
      public  static function  delFile($path)
      {
           if (file_exists($path))
           {
                  @unlink($path);
           }
      }
     
      /**
       * 删除目录
       *
       * @param string $dir 目录路径
       */
     public static function deleteDir($path) 
     {             
             if (!is_dir($path))
               return ;
             
             $path = rtrim($path,"/")."/";  

           $dir_obj = opendir($path);

           while ($dir = readdir($dir_obj))
           {         
                if ($dir != "." && $dir != "..")
                {
                    $file = $path.$dir;
                    if (is_dir($file))
                       self::deleteDir($file);
                    elseif (is_file($file)){                         
                        unlink($file);
                    }    
                        
                }       
           }           
           closedir($dir_obj);    
           rmdir($path);     
     }
     
     /**
      * 复制目录
      *
      * @param string $source  要复制的目录地址
      * @param string $destination  目标目录地址
      * @param int $child  是否复制子目录
      * @return bool
      */
     public static  function xCopy($source, $destination, $child=1)
     { 
        if(!is_dir($source))
        { 
           echo("Error:the $source is not a direction!"); 
           return 0; 
        } 
        if(!is_dir($destination))
        { 
           mkdir($destination,0777); 
        } 
        $handle=dir($source); 
        while($entry=$handle->read()) 
        { 
           if(($entry!=".")&&($entry!=".."))
           { 
            if(is_dir($source."/".$entry))
            { 
             if($child) 
               self::xCopy($source."/".$entry,$destination."/".$entry,$child);            
            } 
            else
            { 
               copy($source."/".$entry,$destination."/".$entry); 
            
            }
        
           } 
        } 
        return 1; 
     }
     
     /**
      * 复制文件
      *
      * @param string $source  要复制的目录地址
      * @param string $destination  目标目录地址
      * @return null
      */
     public static  function copyFile($source,$path)
     {
          $path  = str_replace("\","/",$path);
          $arr = explode("/",$path);
          array_pop($arr);
          $folder = join("/",$arr);
          if (!is_dir($folder)){
              self::createFolder($folder);           
          }
           if (is_file($source)){
               copy($source,$path); 
           }
     }
      
     
     /**
      * 创建文件
      * 
      * @param unknown_type $file
      */
     public static function createFile($file,$content="")
     {
         $folder = dirname($file);
         if (!is_dir($folder)){
             self::createFolder($folder);
         }
         
         file_put_contents($file,$content);
     }
  }


  File::createFile("a.php","ok");  // a.php -文件路径  ok-文件内容，这是我封装类，createFile-创建文件  createFolder-这两个方法需要用到，其它的你可以参考！
?>