PHP small code----Read subfiles or subdirectories in a directory_PHP tutorial

php small code----read sub-files or sub-directories in the directory

class RecDir {

protected $rootPath;

protected $opDirectory;

const RECDIR_MIXED = 'mixed';

const RECDIR_DIR = 'dir';

const RECDIR_FILE = 'file';

public $errorMsg = '';

public $errorNo = 0;

public function __construct($rootPath) {

$this->rootPath = $rootPath;

if (is_dir($this->rootPath)) {

                          $this->rootPath = pathinfo($this->rootPath, PATHINFO_DIRNAME) . DIRECTORY_SEPARATOR . pathinfo($this->rootPath, PATHINFO_BASENAME);

$this->opDirectory = dir($this->rootPath);

} else {

$this->errorMsg = 'The directory you provided does not exist! ';

$this->errorNo = 1001;

throw new Exception($this->errorMsg, $this->errorNo);

}

}

private function read($directory, $parentPath, $modeInfo = 'mixed', $defaultDir = false, $fullPath = false) {

$dirInfo = array();

while (FALSE !== ($childDirOrFileName = $directory->read())) {

switch ($modeInfo) {

case self::RECDIR_MIXED:

                                                                                                                                                                     

$dirInfo[] = $fullPath ? $parentPath . DIRECTORY_SEPARATOR . $childDirOrFileName : $childDirOrFileName;

          } else {

&&

                                                                                                                                                                                                                                        $dirInfo[] = $fullPath ? $parentPath . DIRECTORY_SEPARATOR . $childDirOrFileName : $childDirOrFileName;

                }

          }

break;

case self::RECDIR_DIR:

if (IS_DIR ($ Parentpath. Directory_separators. $ ChilddirorFilename)) {

                                                                                                                                                                         

                                                                                                                                                                                                                                        $dirInfo[] = $fullPath ? $parentPath . DIRECTORY_SEPARATOR . $childDirOrFileName : $childDirOrFileName;

                } else {

&&

$ Dirinfo [] = $ Fullpath? $ Parentpath. Directory_Seplator.

                                                                                                                                                                                  

                }

          }

break;

case self::RECDIR_FILE:

if (IS_FILE ($ Parentpath. Directory_separators. $ ChilddirorFilename)) {

                        $dirInfo[] = $fullPath ? $parentPath . DIRECTORY_SEPARATOR . $childDirOrFileName : $childDirOrFileName;

                    }

                    break;

            }

        }

        return $dirInfo;

    }

     /**

* (PHP 5 >= 5.4.0)

* Get the direct subdirectory or direct subfile information under the directory

* @param string $modeInfo[optional]

* Return the mode of information in the directory

* mixed Returns all file names and directory names

* dir Returns all directory names

* file Returns all file names

*

* @param bool $defaultDir[optional]

* Whether to include the default link directory.. and.

* false does not include

* true includes

*

* @param bool $fullPath[optional]

* Whether to return the path information of sub-files or directories

* true is

* false No

*

* @return array Returns an array that records the information in this directory

*/

    public function getPathDirectDirInfo($modeInfo = 'mixed', $defaultDir = false, $fullPath = false) {

        return $this->read($this->opDirectory, $this->rootPath, $modeInfo, $defaultDir, $fullPath);

    }    

}

 

//----------------------------test-----------------------------------------

header("Content-type:text/html; charset=UTF-8");

try {

    $recDir = new RecDir('./CALLTEMP/');

    $dirs = $recDir->getPathDirectDirInfo('file', true, true);

    var_dump($dirs);

} catch (Exception $ex) {

    echo '在文件【' . $ex->getFile() . '】中的第' . $ex->getLine() . '行报错：' . $ex->getMessage() . '(' . $ex->getCode() . ')';

}

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