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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\Traits; |
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use Phossa2\Storage\Interfaces\FilesystemInterface; |
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use Phossa2\Storage\Interfaces\FilesystemAwareInterface; |
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use Phossa2\Storage\Message\Message; |
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/** |
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* FilesystemAwareTrait |
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* |
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* Implementation of FilesystemAwareInterface |
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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 FilesystemAwareInterface |
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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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trait FilesystemAwareTrait |
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{ |
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/** |
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* @var FilesystemInterface |
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* @access protected |
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*/ |
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protected $filesystem; |
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/** |
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* {@inheritDoc} |
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*/ |
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public function setFilesystem(FilesystemInterface $filesystem) |
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{ |
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$this->filesystem = $filesystem; |
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return $this; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getFilesystem()/*# : FilesystemInterface */ |
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{ |
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return $this->filesystem; |
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} |
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/** |
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* Check filesystem readable or not |
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* |
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* @return bool |
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* @access protected |
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*/ |
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protected function isFilesystemReadable()/*# : bool */ |
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{ |
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if ($this->getFilesystem()->isReadable()) { |
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return true; |
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} else { |
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return $this->setError( |
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Message::get(Message::STR_FS_NONREADABLE, $this->full), |
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Message::STR_FS_NONREADABLE |
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); |
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} |
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} |
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/** |
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* Check filesystem writable or not |
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* |
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* @return bool |
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* @access protected |
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*/ |
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protected function isFilesystemWritable()/*# : bool */ |
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{ |
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if ($this->getFilesystem()->isWritable()) { |
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return true; |
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} else { |
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return $this->setError( |
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Message::get(Message::STR_FS_NONWRITABLE, $this->full), |
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Message::STR_FS_NONWRITABLE |
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); |
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} |
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} |
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/** |
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* Check filesystem file deletable or not |
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* |
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* @return bool |
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* @access protected |
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*/ |
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protected function isFilesystemDeletable()/*# : bool */ |
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{ |
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if ($this->getFilesystem()->isDeletable()) { |
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return true; |
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} else { |
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return $this->setError( |
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Message::get(Message::STR_FS_NONDELETABLE, $this->full), |
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Message::STR_FS_NONDELETABLE |
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); |
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} |
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} |
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abstract public function setError( |
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/*# string */ $message = '', |
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/*# string */ $code = '' |
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)/*# : bool */; |
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} |
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phossa2 /
storage
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: