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): int {
$configNames = $input->getArgument('name');
$configName = $configNames[0];
if (count($configNames) > 1) {
if ($input->hasParameterOption('--error-if-not-exists') && !in_array($configName, $this->systemConfig->getKeys())) {
$output->writeln('System config ' . implode(' => ', $configNames) . ' could not be deleted because it did not exist');
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('System config ' . implode(' => ', $configNames) . ' could not be deleted because it did not exist');
return 1;
}
$this->systemConfig->setValue($configName, $value);
$output->writeln('System config value ' . implode(' => ', $configNames) . ' deleted');
return 0;
} else {
if ($input->hasParameterOption('--error-if-not-exists') && !in_array($configName, $this->systemConfig->getKeys())) {
$output->writeln('System config ' . $configName . ' could not be deleted because it did not exist');
return 1;
}
$this->systemConfig->deleteValue($configName);
$output->writeln('System config value ' . $configName . ' deleted');
return 0;
}
}
protected function removeSubValue($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], $throwError);
}
} elseif ($throwError) {
throw new \UnexpectedValueException('Config parameter does not exist');
}
} elseif ($throwError) {
throw new \UnexpectedValueException('Config parameter does not exist');
}
return $currentValue;
}
}