<?php

declare(strict_types=1);

use OCP\IConfig;
use OCP\IURLGenerator;
use OCP\Server;

/**
 * SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
 * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
 * SPDX-License-Identifier: AGPL-3.0-only
 */
require_once __DIR__ . '/lib/versioncheck.php';

use OC\Console\Application;
use OCP\AppFramework\Http\Response;
use OCP\Diagnostics\IEventLogger;
use OCP\IRequest;
use OCP\Profiler\IProfiler;
use Symfony\Component\Console\Input\ArgvInput;
use Symfony\Component\Console\Output\ConsoleOutput;

define('OC_CONSOLE', 1);

function exceptionHandler($exception) {
	echo 'An unhandled exception has been thrown:' . PHP_EOL;
	echo $exception;
	exit(1);
}
try {
	require_once __DIR__ . '/lib/base.php';

	// set to run indefinitely if needed
	if (strpos(@ini_get('disable_functions'), 'set_time_limit') === false) {
		@set_time_limit(0);
	}

	if (!OC::$CLI) {
		echo 'This script can be run from the command line only' . PHP_EOL;
		exit(1);
	}

	$config = Server::get(IConfig::class);
	set_exception_handler('exceptionHandler');

	if (!function_exists('posix_getuid')) {
		echo 'The posix extensions are required - see https://www.php.net/manual/en/book.posix.php' . PHP_EOL;
		exit(1);
	}

	$user = posix_getuid();
	$configUser = fileowner(OC::$configDir . 'config.php');
	if ($user !== $configUser) {
		echo 'Console has to be executed with the user that owns the file config/config.php' . PHP_EOL;
		echo 'Current user id: ' . $user . PHP_EOL;
		echo 'Owner id of config.php: ' . $configUser . PHP_EOL;
		echo "Try adding 'sudo -u #" . $configUser . "' to the beginning of the command (without the single quotes)" . PHP_EOL;
		echo "If running with 'docker exec' try adding the option '-u " . $configUser . "' to the docker command (without the single quotes)" . PHP_EOL;
		exit(1);
	}

	$oldWorkingDir = getcwd();
	if ($oldWorkingDir === false) {
		echo 'This script can be run from the Nextcloud root directory only.' . PHP_EOL;
		echo "Can't determine current working dir - the script will continue to work but be aware of the above fact." . PHP_EOL;
	} elseif ($oldWorkingDir !== __DIR__ && !chdir(__DIR__)) {
		echo 'This script can be run from the Nextcloud root directory only.' . PHP_EOL;
		echo "Can't change to Nextcloud root directory." . PHP_EOL;
		exit(1);
	}

	if (!(function_exists('pcntl_signal') && function_exists('pcntl_signal_dispatch')) && !in_array('--no-warnings', $argv)) {
		echo 'The process control (PCNTL) extensions are required in case you want to interrupt long running commands - see https://www.php.net/manual/en/book.pcntl.php' . PHP_EOL;
		echo "Additionally the function 'pcntl_signal' and 'pcntl_signal_dispatch' need to be enabled in your php.ini." . PHP_EOL;
	}

	$eventLogger = Server::get(IEventLogger::class);
	$eventLogger->start('console:build_application', 'Build Application instance and load commands');

	$application = Server::get(Application::class);
	/* base.php will have removed eventual debug options from argv in $_SERVER */
	$argv = $_SERVER['argv'];
	$input = new ArgvInput($argv);
	$output = new ConsoleOutput();
	$application->loadCommands($input, $output);

	$eventLogger->end('console:build_application');
	$eventLogger->start('console:run', 'Run the command');

	$application->setAutoExit(false);
	$exitCode = $application->run($input);

	$eventLogger->end('console:run');

	$profiler = Server::get(IProfiler::class);
	if ($profiler->isEnabled()) {
		$eventLogger->end('runtime');
		$profile = $profiler->collect(Server::get(IRequest::class), new Response());
		$profile->setMethod('occ');
		$profile->setUrl(implode(' ', $argv));
		$profiler->saveProfile($profile);

		$urlGenerator = Server::get(IURLGenerator::class);
		$url = $urlGenerator->linkToRouteAbsolute('profiler.main.profiler', [
			'profiler' => 'db',
			'token' => $profile->getToken(),
		]);
		$output->getErrorOutput()->writeln('Profiler output available at ' . $url);
	}

	if ($exitCode > 255) {
		$exitCode = 255;
	}

	exit($exitCode);
} catch (Exception $ex) {
	exceptionHandler($ex);
} catch (Error $ex) {
	exceptionHandler($ex);
}
