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php小代码----目录下读取子文件或子目录

WBOY
Release: 2016-06-21 08:46:18
Original
1163 people have browsed it

 

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 = '您提供的目录不存在!';

            $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:

                    if ($defaultDir) {

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

                    } else {

                        if ($childDirOrFileName != '.' && $childDirOrFileName != '..') {

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

                        }

                    }

                    break;

                case self::RECDIR_DIR:

                    if (is_dir($parentPath . DIRECTORY_SEPARATOR . $childDirOrFileName)) {

                        if ($defaultDir) {

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

                        } else {

                            if ($childDirOrFileName != '.' && $childDirOrFileName != '..') {

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

                            }

                        }

                    }

                    break;

                case self::RECDIR_FILE:

                    if (is_file($parentPath . DIRECTORY_SEPARATOR . $childDirOrFileName)) {

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

                    }

                    break;

            }

        }

        return $dirInfo;

    }

     /**

      * (PHP 5 >= 5.4.0)

      * 得到目录下的直接子目录或直接子文件信息

      * @param string $modeInfo[可选]

      * 返回目录下信息的模式

      * mixed  返回所有的文件名及目录名

      * dir    返回所有的目录名

      * file   返回所有的文件名

      *

      * @param bool $defaultDir[可选]

      * 是否包括默认的链接目录..和.

      * false  不包括

      * true   包括

      *

      * @param bool $fullPath[可选]

      * 是否返回子文件或目录的路径信息

      * true  是

      * false 否

      *

      * @return array 返回一个数组,记录了该目录下的信息

      */

    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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