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<?php |
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/** |
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* Phossa Project |
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* |
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* PHP version 5.4 |
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* |
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* @category Library |
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* @package Phossa2\Storage |
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* @copyright Copyright (c) 2016 phossa.com |
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* @license http://mit-license.org/ MIT License |
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* @link http://www.phossa.com/ |
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*/ |
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/*# declare(strict_types=1); */ |
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namespace Phossa2\Storage\Driver; |
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use Phossa2\Storage\Message\Message; |
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use Phossa2\Storage\Traits\LocalDirTrait; |
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use Phossa2\Storage\Exception\LogicException; |
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use Phossa2\Storage\Interfaces\PermissionAwareInterface; |
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/** |
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* LocalDriver |
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* |
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* @package Phossa2\Storage |
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* @author Hong Zhang <[email protected]> |
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* @see DriverAbstract |
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* @version 2.0.0 |
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* @since 2.0.0 added |
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*/ |
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class LocalDriver extends DriverAbstract |
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{ |
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use LocalDirTrait; |
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/** |
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* driver root |
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* |
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* @var string |
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* @access protected |
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*/ |
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protected $root; |
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/** |
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* @param string $rootDir |
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* @throws LogicException |
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* @access public |
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*/ |
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public function __construct(/*# string */ $rootDir) |
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{ |
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if (!$this->makeDirectory($rootDir)) { |
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throw new LogicException( |
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$this->getError(), $this->getErrorCode() |
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); |
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} |
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$this->root = rtrim($rootDir, "/\\") . \DIRECTORY_SEPARATOR; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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protected function realPath(/*# string */ $path)/*# : string */ |
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{ |
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return $this->root . ('/' !== \DIRECTORY_SEPARATOR ? |
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str_replace('/', \DIRECTORY_SEPARATOR, $path) : $path); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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protected function realExists(/*# string */ $realPath)/*# : bool */ |
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{ |
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return file_exists($realPath); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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protected function openReadStream(/*# string */ $realPath) |
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{ |
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$stream = fopen($realPath, 'r'); |
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if (is_resource($stream)) { |
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return $stream; |
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} else { |
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$this->setError( |
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Message::get(Message::STR_OPENSTREAM_FAIL, $realPath), |
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Message::STR_OPENSTREAM_FAIL |
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); |
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return null; |
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} |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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protected function readFile(/*# string */ $realPath) |
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{ |
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$str = file_get_contents($realPath); |
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if (false === $str) { |
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$this->setError( |
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Message::get(Message::STR_OPENSTREAM_FAIL, $realPath), |
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Message::STR_OPENSTREAM_FAIL |
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); |
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return null; |
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} |
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return $str; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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protected function getRealMeta(/*# string */ $realPath)/*# : array */ |
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{ |
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try { |
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$info = new \SplFileInfo($realPath); |
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return [ |
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'size' => $info->getSize(), |
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'perm' => $info->getPerms() & PermissionAwareInterface::PERM_ALL, |
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'ctime' => $info->getCTime(), |
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'mtime' => $info->getMTime(), |
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]; |
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} catch (\Exception $e) { |
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$this->setError( |
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Message::get(Message::STR_GETMETA_FAIL, $realPath), |
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Message::STR_GETMETA_FAIL |
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); |
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return []; |
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} |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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protected function ensurePath(/*# string */ $realPath)/*# : bool */ |
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{ |
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$parent = dirname($realPath); |
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if (!$this->makeDirectory($parent)) { |
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return false; |
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} |
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return true; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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View Code Duplication |
protected function writeStream( |
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/*# string */ $realPath, |
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$resource |
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)/*# : bool */ { |
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$tmpfname = tempnam(dirname($realPath), 'FOO'); |
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if (false !== $tmpfname) { |
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$stream = fopen($tmpfname, 'w+b'); |
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if (is_resource($stream)) { |
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stream_copy_to_stream($resource, $stream); |
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fclose($stream); |
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return rename($tmpfname, $realPath) && |
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chmod($realPath, PermissionAwareInterface::PERM_ALL); |
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} |
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} |
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return false; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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View Code Duplication |
protected function writeFile( |
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/*# string */ $realPath, |
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/*# string */ $content |
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)/*# : bool */ { |
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// write to a temp file |
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$tmpfname = tempnam(dirname($realPath), 'FOO'); |
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if (false !== $tmpfname) { |
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$handle = fopen($tmpfname, 'w'); |
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fwrite($handle, $content); |
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fclose($handle); |
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// rename to $realPath |
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return rename($tmpfname, $realPath) && |
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chmod($realPath, PermissionAwareInterface::PERM_ALL); |
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} |
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return false; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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protected function setRealMeta( |
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/*# string */ $realPath, |
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array $meta |
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)/*# : bool */ { |
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clearstatcache(true, $realPath); |
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if (isset($meta['mtime'])) { |
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touch($realPath, $meta['mtime']); |
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} |
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if (isset($meta['perm'])) { |
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chmod($realPath, (int) $meta['perm']); |
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} |
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return true; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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protected function renameFile( |
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/*# string */ $from, |
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/*# string */ $to |
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)/*# : bool */ { |
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return rename($from, $to); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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protected function copyFile( |
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/*# string */ $from, |
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/*# string */ $to |
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)/*# : bool */ { |
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return copy($from, $to); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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protected function deleteFile(/*# string */ $realPath)/*# : bool */ |
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{ |
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return unlink($realPath); |
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} |
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} |
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phossa2 /
storage
