nextcloud/core/Command/Config/System/DeleteConfig.php

118 lines
3.8 KiB
PHP

<?php
/**
* @author Joas Schilling <nickvergessen@owncloud.com>
*
* @copyright Copyright (c) 2016, ownCloud, Inc.
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OC\Core\Command\Config\System;
use OC\Core\Command\Base;
use OC\SystemConfig;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
class DeleteConfig extends Base {
/** * @var SystemConfig */
protected $systemConfig;
/**
* @param SystemConfig $systemConfig
*/
public function __construct(SystemConfig $systemConfig) {
parent::__construct();
$this->systemConfig = $systemConfig;
}
protected function configure() {
parent::configure();
$this
->setName('config:system:delete')
->setDescription('Delete a system config value')
->addArgument(
'name',
InputArgument::REQUIRED | InputArgument::IS_ARRAY,
'Name of the config to delete, specify multiple for array parameter'
)
->addOption(
'error-if-not-exists',
null,
InputOption::VALUE_NONE,
'Checks whether the config exists before deleting it'
)
;
}
protected function execute(InputInterface $input, OutputInterface $output) {
$configNames = $input->getArgument('name');
$configName = $configNames[0];
if (sizeof($configNames) > 1) {
if ($input->hasParameterOption('--error-if-not-exists') && !in_array($configName, $this->systemConfig->getKeys())) {
$output->writeln('<error>System config ' . implode(' => ', $configNames) . ' could not be deleted because it did not exist</error>');
return 1;
}
$value = $this->systemConfig->getValue($configName);
try {
$value = $this->removeSubValue(array_slice($configNames, 1), $value, $input->hasParameterOption('--error-if-not-exists'));
}
catch (\UnexpectedValueException $e) {
$output->writeln('<error>System config ' . implode(' => ', $configNames) . ' could not be deleted because it did not exist</error>');
return 1;
}
$this->systemConfig->setValue($configName, $value);
$output->writeln('<info>System config value ' . implode(' => ', $configNames) . ' deleted</info>');
return 0;
} else {
if ($input->hasParameterOption('--error-if-not-exists') && !in_array($configName, $this->systemConfig->getKeys())) {
$output->writeln('<error>System config ' . $configName . ' could not be deleted because it did not exist</error>');
return 1;
}
$this->systemConfig->deleteValue($configName);
$output->writeln('<info>System config value ' . $configName . ' deleted</info>');
return 0;
}
}
protected function removeSubValue($keys, $currentValue, $throwError) {
$nextKey = array_shift($keys);
if (is_array($currentValue)) {
if (isset($currentValue[$nextKey])) {
if (empty($keys)) {
unset($currentValue[$nextKey]);
} else {
$currentValue[$nextKey] = $this->removeSubValue($keys, $currentValue[$nextKey], $throwError);
}
} else if ($throwError) {
throw new \UnexpectedValueException('Config parameter does not exist');
}
} else if ($throwError) {
throw new \UnexpectedValueException('Config parameter does not exist');
}
return $currentValue;
}
}