entityManager = $entityManager;
$this->entryRepository = $entryRepository;
$this->userRepository = $userRepository;
parent::__construct();
}
protected function configure()
{
$this
->setHelp('This command helps you to clean your articles list in case of duplicates')
->addArgument(
'username',
InputArgument::OPTIONAL,
'User to clean'
);
}
protected function execute(InputInterface $input, OutputInterface $output)
{
$this->io = new SymfonyStyle($input, $output);
$username = $input->getArgument('username');
if ($username) {
try {
$user = $this->getUser($username);
$this->cleanDuplicates($user);
} catch (NoResultException $e) {
$this->io->error(sprintf('User "%s" not found.', $username));
return 1;
}
$this->io->success('Finished cleaning.');
} else {
$users = $this->userRepository->findAll();
$this->io->text(sprintf('Cleaning through %d user accounts', \count($users)));
foreach ($users as $user) {
$this->io->text(sprintf('Processing user %s', $user->getUsername()));
$this->cleanDuplicates($user);
}
$this->io->success(sprintf('Finished cleaning. %d duplicates found in total', $this->duplicates));
}
return 0;
}
private function cleanDuplicates(User $user)
{
$entries = $this->entryRepository->findAllEntriesIdAndUrlByUserId($user->getId());
$duplicatesCount = 0;
$urls = [];
foreach ($entries as $entry) {
$url = $this->similarUrl($entry['url']);
/* @var $entry Entry */
if (\in_array($url, $urls, true)) {
++$duplicatesCount;
$this->entityManager->remove($this->entryRepository->find($entry['id']));
$this->entityManager->flush(); // Flushing at the end of the loop would require the instance not being online
} else {
$urls[] = $entry['url'];
}
}
$this->duplicates += $duplicatesCount;
$this->io->text(sprintf('Cleaned %d duplicates for user %s', $duplicatesCount, $user->getUserName()));
}
private function similarUrl($url)
{
if (\in_array(substr($url, -1), ['/', '#'], true)) { // get rid of "/" and "#" and the end of urls
return substr($url, 0, \strlen($url));
}
return $url;
}
/**
* Fetches a user from its username.
*
* @param string $username
*
* @return User
*/
private function getUser($username)
{
return $this->userRepository->findOneByUserName($username);
}
}