php小代码----目录下读取子文件或子目录
php小代码----目录下读取子文件或子目录
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() . ')';
}