<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Uid\Command;
use Symfony\Component\Console\Attribute\AsCommand;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Completion\CompletionInput;
use Symfony\Component\Console\Completion\CompletionSuggestions;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\ConsoleOutputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Style\SymfonyStyle;
use Symfony\Component\Uid\Factory\UuidFactory;
use Symfony\Component\Uid\Uuid;
#[AsCommand(name: 'uuid:generate', description: 'Generate a UUID')]
class GenerateUuidCommand extends Command
{
private $factory;
public function __construct(UuidFactory $factory = null)
{
$this->factory = $factory ?? new UuidFactory();
parent::__construct();
}
/**
* {@inheritdoc}
*/
protected function configure(): void
{
$this
->setDefinition([
new InputOption('time-based', null, InputOption::VALUE_REQUIRED, 'The timestamp, to generate a time-based UUID: a parsable date/time string'),
new InputOption('node', null, InputOption::VALUE_REQUIRED, 'The UUID whose node part should be used as the node of the generated UUID'),
new InputOption('name-based', null, InputOption::VALUE_REQUIRED, 'The name, to generate a name-based UUID'),
new InputOption('namespace', null, InputOption::VALUE_REQUIRED, 'The UUID to use at the namespace for named-based UUIDs, predefined namespaces keywords "dns", "url", "oid" and "x500" are accepted'),
new InputOption('random-based', null, InputOption::VALUE_NONE, 'To generate a random-based UUID'),
new InputOption('count', 'c', InputOption::VALUE_REQUIRED, 'The number of UUID to generate', 1),
new InputOption('format', 'f', InputOption::VALUE_REQUIRED, 'The UUID output format: rfc4122, base58 or base32', 'rfc4122'),
])
->setHelp(<<<'EOF'
The <info>%command.name%</info> generates a UUID.
<info>php %command.full_name%</info>
To generate a time-based UUID:
<info>php %command.full_name% --time-based=now</info>
To specify a time-based UUID's node:
<info>php %command.full_name% --time-based=@1613480254 --node=fb3502dc-137e-4849-8886-ac90d07f64a7</info>
To generate a name-based UUID:
<info>php %command.full_name% --name-based=foo</info>
To specify a name-based UUID's namespace:
<info>php %command.full_name% --name-based=bar --namespace=fb3502dc-137e-4849-8886-ac90d07f64a7</info>
To generate a random-based UUID:
<info>php %command.full_name% --random-based</info>
To generate several UUIDs:
<info>php %command.full_name% --count=10</info>
To output a specific format:
<info>php %command.full_name% --format=base58</info>
EOF
)
;
}
/**
* {@inheritdoc}
*/
protected function execute(InputInterface $input, OutputInterface $output): int
{
$io = new SymfonyStyle($input, $output instanceof ConsoleOutputInterface ? $output->getErrorOutput() : $output);
$time = $input->getOption('time-based');
$node = $input->getOption('node');
$name = $input->getOption('name-based');
$namespace = $input->getOption('namespace');
$random = $input->getOption('random-based');
if (false !== ($time ?? $name ?? $random) && 1 < ((null !== $time) + (null !== $name) + $random)) {
$io->error('Only one of "--time-based", "--name-based" or "--random-based" can be provided at a time.');
return 1;
}
if (null === $time && null !== $node) {
$io->error('Option "--node" can only be used with "--time-based".');
return 1;
}
if (null === $name && null !== $namespace) {
$io->error('Option "--namespace" can only be used with "--name-based".');
return 1;
}
switch (true) {
case null !== $time:
if (null !== $node) {
try {
$node = Uuid::fromString($node);
} catch (\InvalidArgumentException $e) {
$io->error(sprintf('Invalid node "%s": %s', $node, $e->getMessage()));
return 1;
}
}
try {
new \DateTimeImmutable($time);
} catch (\Exception $e) {
$io->error(sprintf('Invalid timestamp "%s": %s', $time, str_replace('DateTimeImmutable::__construct(): ', '', $e->getMessage())));
return 1;
}
$create = function () use ($node, $time): Uuid {
return $this->factory->timeBased($node)->create(new \DateTimeImmutable($time));
};
break;
case null !== $name:
if ($namespace && !\in_array($namespace, ['dns', 'url', 'oid', 'x500'], true)) {
try {
$namespace = Uuid::fromString($namespace);
} catch (\InvalidArgumentException $e) {
$io->error(sprintf('Invalid namespace "%s": %s', $namespace, $e->getMessage()));
return 1;
}
}
$create = function () use ($namespace, $name): Uuid {
try {
$factory = $this->factory->nameBased($namespace);
} catch (\LogicException $e) {
throw new \InvalidArgumentException('Missing namespace: use the "--namespace" option or configure a default namespace in the underlying factory.');
}
return $factory->create($name);
};
break;
case $random:
$create = [$this->factory->randomBased(), 'create'];
break;
default:
$create = [$this->factory, 'create'];
break;
}
$formatOption = $input->getOption('format');
if (\in_array($formatOption, $this->getAvailableFormatOptions())) {
$format = 'to'.ucfirst($formatOption);
} else {
$io->error(sprintf('Invalid format "%s", did you mean "base32", "base58" or "rfc4122"?', $formatOption));
return 1;
}
$count = (int) $input->getOption('count');
try {
for ($i = 0; $i < $count; ++$i) {
$output->writeln($create()->$format());
}
} catch (\Exception $e) {
$io->error($e->getMessage());
return 1;
}
return 0;
}
public function complete(CompletionInput $input, CompletionSuggestions $suggestions): void
{
if ($input->mustSuggestOptionValuesFor('format')) {
$suggestions->suggestValues($this->getAvailableFormatOptions());
}
}
private function getAvailableFormatOptions(): array
{
return [
'base32',
'base58',
'rfc4122',
];
}
}
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