68 lines
2.0 KiB
PHP
68 lines
2.0 KiB
PHP
<?php
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namespace TYPO3\CMS\Backend\Command;
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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use Symfony\Component\Console\Command\Command;
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use Symfony\Component\Console\Input\InputInterface;
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use Symfony\Component\Console\Output\OutputInterface;
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use Symfony\Component\Console\Style\SymfonyStyle;
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use TYPO3\CMS\Core\Core\Environment;
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/**
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* Core function for unlocking the TYPO3 Backend
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*/
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class UnlockBackendCommand extends Command
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{
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/**
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* Configure the command by defining the name, options and arguments
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*/
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protected function configure()
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{
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$this->setDescription('Unlock the TYPO3 Backend');
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}
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/**
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* Executes the command for removing the lock file
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*
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* @param InputInterface $input
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* @param OutputInterface $output
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*/
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protected function execute(InputInterface $input, OutputInterface $output)
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{
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$io = new SymfonyStyle($input, $output);
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$io->title($this->getDescription());
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$lockFile = $this->getLockFileName();
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if (@is_file($lockFile)) {
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unlink($lockFile);
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if (@is_file($lockFile)) {
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$io->caution('Could not remove lock file "' . $lockFile . '"!');
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} else {
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$io->success('Removed lock file "' . $lockFile . '".');
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}
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} else {
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$io->note('No lock file "' . $lockFile . '" was found.' . LF . 'Hence no lock can be removed.');
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}
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}
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/**
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* Location of the file name
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*
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* @return string
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*/
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protected function getLockFileName()
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{
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return Environment::getLegacyConfigPath() . '/LOCK_BACKEND';
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}
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}
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