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<?php
/**
 *
 * This file is part of the phpBB Forum Software package.
 *
 * @copyright (c) phpBB Limited <https://www.phpbb.com>
 * @license GNU General Public License, version 2 (GPL-2.0)
 *
 * For full copyright and license information, please see
 * the docs/CREDITS.txt file.
 *
 */
namespace phpbb\console\command\user;
use phpbb\console\command\command;
use phpbb\db\driver\driver_interface;
use phpbb\language\language;
use phpbb\log\log_interface;
use phpbb\user;
use phpbb\user_loader;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Question\ConfirmationQuestion;
use Symfony\Component\Console\Style\SymfonyStyle;
class delete extends command
{
    /** @var driver_interface */
    protected $db;
    /** @var language */
    protected $language;
    /** @var log_interface */
    protected $log;
    /** @var user_loader */
    protected $user_loader;
    /**
     * phpBB root path
     *
     * @var string
     */
    protected $phpbb_root_path;
    /**
     * PHP extension.
     *
     * @var string
     */
    protected $php_ext;
    /**
     * Construct method
     *
     * @param user             $user
     * @param driver_interface $db
     * @param language         $language
     * @param log_interface    $log
     * @param user_loader      $user_loader
     * @param string           $phpbb_root_path
     * @param string           $php_ext
     */
    public function __construct(user $user, driver_interface $db, language $language, log_interface $log, user_loader $user_loader, $phpbb_root_path, $php_ext)
    {
        $this->db = $db;
        $this->language = $language;
        $this->log = $log;
        $this->user_loader = $user_loader;
        $this->phpbb_root_path = $phpbb_root_path;
        $this->php_ext = $php_ext;
        $this->language->add_lang('acp/users');
        parent::__construct($user);
    }
    /**
     * Sets the command name and description
     *
     * @return null
     */
    protected function configure()
    {
        $this
            ->setName('user:delete')
            ->setDescription($this->language->lang('CLI_DESCRIPTION_USER_DELETE'))
            ->addArgument(
                'username',
                InputArgument::REQUIRED,
                $this->language->lang('CLI_DESCRIPTION_USER_DELETE_USERNAME')
            )
            ->addOption(
                'delete-posts',
                null,
                InputOption::VALUE_NONE,
                $this->language->lang('CLI_DESCRIPTION_USER_DELETE_OPTION_POSTS')
            )
        ;
    }
    /**
     * Executes the command user:delete
     *
     * Deletes a user from the database. An option to delete the user's posts
     * is available, by default posts will be retained.
     *
     * @param InputInterface  $input  The input stream used to get the options
     * @param OutputInterface $output The output stream, used to print messages
     *
     * @return int 0 if all is well, 1 if any errors occurred
     */
    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $name = $input->getArgument('username');
        $mode = ($input->getOption('delete-posts')) ? 'remove' : 'retain';
        if ($name)
        {
            $io = new SymfonyStyle($input, $output);
            $user_id  = $this->user_loader->load_user_by_username($name);
            $user_row = $this->user_loader->get_user($user_id);
            if ($user_row['user_id'] == ANONYMOUS)
            {
                $io->error($this->language->lang('NO_USER'));
                return 1;
            }
            if (!function_exists('user_delete'))
            {
                require($this->phpbb_root_path . 'includes/functions_user.' . $this->php_ext);
            }
            user_delete($mode, $user_row['user_id'], $user_row['username']);
            $this->log->add('admin', ANONYMOUS, '', 'LOG_USER_DELETED', false, array($user_row['username']));
            $io->success($this->language->lang('USER_DELETED'));
        }
        return 0;
    }
    /**
     * Interacts with the user.
     * Confirm they really want to delete the account...last chance!
     *
     * @param InputInterface  $input  An InputInterface instance
     * @param OutputInterface $output An OutputInterface instance
     */
    protected function interact(InputInterface $input, OutputInterface $output)
    {
        $helper = $this->getHelper('question');
        $question = new ConfirmationQuestion(
            $this->language->lang('CLI_USER_DELETE_CONFIRM', $input->getArgument('username')),
            false
        );
        if (!$helper->ask($input, $output, $question))
        {
            $input->setArgument('username', false);
        }
    }
}