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<?php |
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/* |
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* This file is part of the php-vfs package. |
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* |
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* (c) Michael Donat <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace VirtualFileSystem; |
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use VirtualFileSystem\Structure\Directory; |
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use VirtualFileSystem\Structure\File; |
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use VirtualFileSystem\Structure\Link; |
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use VirtualFileSystem\Structure\Node; |
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use VirtualFileSystem\Structure\Root; |
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/** |
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* Factory class to encapsulate object creation. |
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* |
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* @author Michael Donat <[email protected]> |
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* @package php-vfs |
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*/ |
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class Factory |
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{ |
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protected $userid; |
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protected $groupid; |
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/** |
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* Class constructor. Sets user/group to current system user/group. |
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* |
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* On non POSIX systems both attributes will be set to 0 |
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* |
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*/ |
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public function __construct() |
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{ |
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$this->userid = function_exists('posix_getuid') ? posix_getuid() : 0; |
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$this->groupid = function_exists('posix_getgid') ? posix_getgid() : 0; |
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} |
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/** |
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* Creates Root object. |
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* |
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* @return Root |
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*/ |
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public function getRoot() |
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{ |
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return $this->updateMetadata(new Root()); |
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} |
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/** |
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* Updates time and ownership of a node |
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* |
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* @param Node $node |
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* |
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* @return Node |
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*/ |
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public function updateMetadata(Node $node) |
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{ |
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$this->updateFileTimes($node); |
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$this->updateOwnership($node); |
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return $node; |
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} |
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/** |
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* Update file a/c/m times |
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* |
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* @param Node $node |
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* @return Node |
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*/ |
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public function updateFileTimes(Node $node) |
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{ |
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$time = time(); |
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$node->setAccessTime($time); |
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$node->setModificationTime($time); |
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$node->setChangeTime($time); |
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return $node; |
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} |
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/** |
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* Sets default (current) uid/gui on object. |
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* |
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* @param Node $node |
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* |
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* @return Node |
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*/ |
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protected function updateOwnership(Node $node) |
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{ |
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$node->chown($this->userid); |
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$node->chgrp($this->groupid); |
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return $node; |
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} |
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/** |
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* Creates Directory object. |
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* |
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* @param string $basename |
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* |
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* @return Directory |
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*/ |
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public function getDir($basename) |
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{ |
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return $this->updateMetadata(new Directory($basename)); |
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} |
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/** |
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* Creates File object. |
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* |
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* @param string $basename |
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* |
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* @return File |
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*/ |
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public function getFile($basename) |
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{ |
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return $this->updateMetadata(new File($basename)); |
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} |
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/** |
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* Creates Link object. |
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* |
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* @param string $basename |
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* @param Structure\Node $destination |
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* |
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* @return Link |
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*/ |
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public function getLink($basename, Node $destination) |
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{ |
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return $this->updateMetadata(new Link($basename, $destination)); |
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} |
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} |
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michael-donat /
php-vfs
