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<?php
/**
* Joomla! Content Management System
*
* @copyright (C) 2020 Open Source Matters, Inc. <https://www.joomla.org>
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
namespace Joomla\CMS\Console;
use Joomla\CMS\Installer\Installer;
use Joomla\Console\Command\AbstractCommand;
use Joomla\Database\DatabaseAwareTrait;
use Joomla\Database\DatabaseInterface;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Style\SymfonyStyle;
// phpcs:disable PSR1.Files.SideEffects
\defined('_JEXEC') or die;
// phpcs:enable PSR1.Files.SideEffects
/**
* Console command for discovering extensions
*
* @since 4.0.0
*/
class ExtensionDiscoverInstallCommand extends AbstractCommand
{
use DatabaseAwareTrait;
/**
* The default command name
*
* @var string
* @since 4.0.0
*/
protected static $defaultName = 'extension:discover:install';
/**
* Stores the Input Object
*
* @var InputInterface
* @since 4.0.0
*/
private $cliInput;
/**
* SymfonyStyle Object
*
* @var SymfonyStyle
* @since 4.0.0
*/
private $ioStyle;
/**
* Instantiate the command.
*
* @param DatabaseInterface $db Database connector
*
* @since 4.0.0
*/
public function __construct(DatabaseInterface $db)
{
parent::__construct();
$this->setDatabase($db);
}
/**
* Configures the IO
*
* @param InputInterface $input Console Input
* @param OutputInterface $output Console Output
*
* @return void
*
* @since 4.0.0
*
*/
private function configureIO(InputInterface $input, OutputInterface $output): void
{
$this->cliInput = $input;
$this->ioStyle = new SymfonyStyle($input, $output);
}
/**
* Initialise the command.
*
* @return void
*
* @since 4.0.0
*/
protected function configure(): void
{
$this->addOption('eid', null, InputOption::VALUE_REQUIRED, 'The ID of the extension to discover');
$help = "<info>%command.name%</info> is used to discover extensions
\nYou can provide the following option to the command:
\n --eid: The ID of the extension
\n If you do not provide a ID all discovered extensions are installed.
\nUsage:
\n <info>php %command.full_name% --eid=<id_of_the_extension></info>";
$this->setDescription('Install discovered extensions');
$this->setHelp($help);
}
/**
* Used for discovering extensions
*
* @param string $eid Id of the extension
*
* @return integer The count of installed extensions
*
* @throws \Exception
* @since 4.0.0
*/
public function processDiscover($eid): int
{
if ($eid !== -1) {
$jInstaller = new Installer();
$jInstaller->setDatabase($this->getDatabase());
return $jInstaller->discover_install($eid) ? 1 : -1;
}
$db = $this->getDatabase();
$query = $db->getQuery(true)
->select($db->quoteName(['extension_id']))
->from($db->quoteName('#__extensions'))
->where($db->quoteName('state') . ' = -1');
$db->setQuery($query);
$eidsToDiscover = $db->loadObjectList();
if (empty($eidsToDiscover)) {
return 0;
}
foreach ($eidsToDiscover as $eidToDiscover) {
$jInstaller = new Installer();
$jInstaller->setDatabase($this->getDatabase());
if (!$jInstaller->discover_install($eidToDiscover->extension_id)) {
return -1;
}
}
return \count($eidsToDiscover);
}
/**
* Used for finding the text for the note
*
* @param int $count Number of extensions to install
* @param int $eid ID of the extension or -1 if no special
*
* @return string The text for the note
*
* @since 4.0.0
*/
public function getNote(int $count, int $eid): string
{
if ($count < 0 && $eid >= 0) {
return 'Unable to install the extension with ID ' . $eid;
}
if ($count < 0 && $eid < 0) {
return 'Unable to install discovered extensions.';
}
if ($count === 0) {
return 'There are no pending discovered extensions for install. Perhaps you need to run extension:discover first?';
}
if ($count === 1 && $eid > 0) {
return 'Extension with ID ' . $eid . ' installed successfully.';
}
if ($count === 1 && $eid < 0) {
return $count . ' discovered extension has been installed.';
}
if ($count > 1 && $eid < 0) {
return $count . ' discovered extensions have been installed.';
}
return 'The return value is not possible and has to be checked.';
}
/**
* Internal function to execute the command.
*
* @param InputInterface $input The input to inject into the command.
* @param OutputInterface $output The output to inject into the command.
*
* @return integer The command exit code
*
* @since 4.0.0
*/
protected function doExecute(InputInterface $input, OutputInterface $output): int
{
$this->configureIO($input, $output);
$this->ioStyle->title('Install Discovered Extensions');
$eid = $this->cliInput->getOption('eid') ?: -1;
$result = $this->processDiscover($eid);
if ($result === -1) {
$this->ioStyle->error($this->getNote($result, $eid));
return Command::FAILURE;
}
$this->ioStyle->success($this->getNote($result, $eid));
return Command::SUCCESS;
}
}