<?php declare(strict_types = 0);
/*
** Zabbix
** Copyright (C) 2001-2023 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 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 General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
**/


class CControllerPopupLdapTestSend extends CController {

	protected function init(): void {
		$this->setPostContentType(self::POST_CONTENT_TYPE_JSON);
	}

	protected function checkInput(): bool {
		$fields = [
			'userdirectoryid' =>		'db userdirectory.userdirectoryid',
			'host' =>					'required|db userdirectory_ldap.host|not_empty',
			'port' =>					'required|db userdirectory_ldap.port|ge '.ZBX_MIN_PORT_NUMBER.'|le '.ZBX_MAX_PORT_NUMBER,
			'base_dn' =>				'required|db userdirectory_ldap.base_dn|not_empty',
			'bind_dn' =>				'db userdirectory_ldap.bind_dn',
			'bind_password' =>			'db userdirectory_ldap.bind_password',
			'search_attribute' =>		'required|db userdirectory_ldap.search_attribute|not_empty',
			'start_tls' =>				'in '.ZBX_AUTH_START_TLS_OFF.','.ZBX_AUTH_START_TLS_ON,
			'search_filter' =>			'db userdirectory_ldap.search_filter',
			'provision_status' =>		'db userdirectory.provision_status|in '.JIT_PROVISIONING_DISABLED.','.JIT_PROVISIONING_ENABLED,
			'group_basedn' =>			'db userdirectory_ldap.group_basedn',
			'group_name' =>				'db userdirectory_ldap.group_name',
			'group_member' =>			'db userdirectory_ldap.group_member',
			'group_filter' =>			'db userdirectory_ldap.group_filter',
			'user_ref_attr' =>			'db userdirectory_ldap.user_ref_attr',
			'group_membership' =>		'db userdirectory_ldap.group_membership',
			'user_username' =>			'db userdirectory_ldap.user_username',
			'user_lastname' =>			'db userdirectory_ldap.user_lastname',
			'provision_media' =>		'array',
			'provision_groups' =>		'array',
			'test_username' =>			'required|string|not_empty',
			'test_password' =>			'required|string|not_empty'
		];

		$ret = $this->validateInput($fields);

		if (!$ret) {
			$this->setResponse(
				new CControllerResponseData([
					'main_block' => json_encode([
						'error' => [
							'title' => _('Invalid LDAP configuration'),
							'messages' => array_column(get_and_clear_messages(), 'message')
						]
					])
				])
			);
		}

		return $ret;
	}

	protected function checkPermissions(): bool {
		return $this->checkAccess(CRoleHelper::UI_ADMINISTRATION_AUTHENTICATION);
	}

	protected function doAction(): void {
		$ldap_test_object = [
			'provision_groups'	=> [],
			'provision_media'	=> [],
			'provision_status'	=> JIT_PROVISIONING_DISABLED
		];
		$this->getInputs($ldap_test_object, ['userdirectoryid', 'host', 'port', 'base_dn', 'bind_dn', 'bind_password',
			'search_attribute', 'start_tls', 'search_filter','test_username', 'test_password', 'provision_status',
			'group_basedn', 'group_name', 'group_member', 'group_filter', 'user_ref_attr','group_membership',
			'user_username', 'user_lastname'
		]);

		foreach ($this->getInput('provision_groups', []) as $provision_group) {
			if (!array_key_exists('roleid', $provision_group) || !array_key_exists('user_groups', $provision_group)) {
				continue;
			}

			$ldap_test_object['provision_groups'][] = [
				'name'			=> $provision_group['name'],
				'roleid'		=> $provision_group['roleid'],
				'user_groups'	=> $provision_group['user_groups']
			];
		}

		foreach ($this->getInput('provision_media', []) as $provision_media) {
			$ldap_test_object['provision_media'][] = [
				'attribute'		=> $provision_media['attribute'],
				'mediatypeid'	=> $provision_media['mediatypeid'],
				'name'			=> $provision_media['name']
			];
		}

		$user = API::UserDirectory()->test($ldap_test_object);

		$output = [];
		$provisioning = [
			'role' => [],
			'groups' => [],
			'medias' => []
		];

		if ($user) {
			$success = ['title' => _('Login successful')];

			if ($messages = get_and_clear_messages()) {
				$success['messages'] = array_column($messages, 'message');
			}

			$output['success'] = $success;

			if ($ldap_test_object['provision_status'] == JIT_PROVISIONING_ENABLED) {
				if (array_key_exists('roleid', $user)) {
					$provisioning['role'] = array_column(API::Role()->get([
						'output' => ['name'],
						'roleids' => [$user['roleid']]
					]), 'name');
				}

				$user_groupsids = array_key_exists('usrgrps', $user) ? array_column($user['usrgrps'], 'usrgrpid') : [];

				if ($user_groupsids) {
					$provisioning['groups'] = array_column(API::UserGroup()->get([
						'output' => ['name'],
						'usrgrpids' => $user_groupsids
					]), 'name');
				}

				if (array_key_exists('medias', $user)) {
					$provisioning['medias'] = array_column($user['medias'], 'name');
				}
			}
		}
		else {
			$output['error'] = [
				'title' => _('Login failed'),
				'messages' => array_column(get_and_clear_messages(), 'message')
			];
		}

		if ($ldap_test_object['provision_status'] == JIT_PROVISIONING_ENABLED) {
			$output['provisioning'] = $provisioning;
		}

		$this->setResponse(new CControllerResponseData(['main_block' => json_encode($output)]));
	}
}