<?php
/**
 * @copyright Copyright (C) 2010-2022, the Friendica project
 *
 * @license GNU AGPL version 3 or any later version
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 */

namespace Friendica\Module\Admin\Addons;

use Friendica\Content\Text\Markdown;
use Friendica\Core\Addon;
use Friendica\Core\Renderer;
use Friendica\DI;
use Friendica\Module\BaseAdmin;
use Friendica\Util\Strings;

class Details extends BaseAdmin
{
	protected function post(array $request = [])
	{
		self::checkAdminAccess();

		$addon = Strings::sanitizeFilePathItem($this->parameters['addon']);

		$redirect = 'admin/addons/' . $addon;

		if (is_file('addon/' . $addon . '/' . $addon . '.php')) {
			include_once 'addon/' . $addon . '/' . $addon . '.php';

			if (function_exists($addon . '_addon_admin_post')) {
				self::checkFormSecurityTokenRedirectOnError($redirect, 'admin_addons_details');

				$func = $addon . '_addon_admin_post';
				$func(DI::app());
			}
		}

		DI::baseUrl()->redirect($redirect);
	}

	protected function content(array $request = []): string
	{
		parent::content();

		$a = DI::app();

		$addons_admin = Addon::getAdminList();

		$addon = Strings::sanitizeFilePathItem($this->parameters['addon']);
		if (!is_file("addon/$addon/$addon.php")) {
			notice(DI::l10n()->t('Addon not found.'));
			Addon::uninstall($addon);
			DI::baseUrl()->redirect('admin/addons');
		}

		if (($_GET['action'] ?? '') == 'toggle') {
			self::checkFormSecurityTokenRedirectOnError('/admin/addons', 'admin_addons_details', 't');

			// Toggle addon status
			if (Addon::isEnabled($addon)) {
				Addon::uninstall($addon);
				info(DI::l10n()->t('Addon %s disabled.', $addon));
			} else {
				Addon::install($addon);
				info(DI::l10n()->t('Addon %s enabled.', $addon));
			}

			DI::baseUrl()->redirect('admin/addons/' . $addon);
		}

		// display addon details
		if (Addon::isEnabled($addon)) {
			$status = 'on';
			$action = DI::l10n()->t('Disable');
		} else {
			$status = 'off';
			$action = DI::l10n()->t('Enable');
		}

		$readme = null;
		if (is_file("addon/$addon/README.md")) {
			$readme = Markdown::convert(file_get_contents("addon/$addon/README.md"), false);
		} elseif (is_file("addon/$addon/README")) {
			$readme = '<pre>' . file_get_contents("addon/$addon/README") . '</pre>';
		}

		$admin_form = '';
		if (array_key_exists($addon, $addons_admin)) {
			require_once "addon/$addon/$addon.php";
			$func = $addon . '_addon_admin';
			$func($a, $admin_form);
		}

		$t = Renderer::getMarkupTemplate('admin/addons/details.tpl');

		return Renderer::replaceMacros($t, [
			'$title' => DI::l10n()->t('Administration'),
			'$page' => DI::l10n()->t('Addons'),
			'$toggle' => DI::l10n()->t('Toggle'),
			'$settings' => DI::l10n()->t('Settings'),
			'$baseurl' => DI::baseUrl()->get(true),

			'$addon' => $addon,
			'$status' => $status,
			'$action' => $action,
			'$info' => Addon::getInfo($addon),
			'$str_author' => DI::l10n()->t('Author: '),
			'$str_maintainer' => DI::l10n()->t('Maintainer: '),

			'$admin_form' => $admin_form,
			'$function' => 'addons',
			'$screenshot' => '',
			'$readme' => $readme,

			'$form_security_token' => self::getFormSecurityToken('admin_addons_details'),
		]);
	}
}
