Authentication::getGroups()   A
last analyzed

Complexity

Conditions 3
Paths 3

Size

Total Lines 18

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 9
CRAP Score 3.009

Importance

Changes 0
Metric Value
dl 0
loc 18
rs 9.6666
c 0
b 0
f 0
ccs 9
cts 10
cp 0.9
cc 3
nc 3
nop 2
crap 3.009
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<?php
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namespace AOE\AoeIpauth\Typo3\Service;
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/***************************************************************
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 *  Copyright notice
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 *
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 *  (c) 2019 AOE GmbH <[email protected]>
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 *
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 *  All rights reserved
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 *
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 *  This script is part of the TYPO3 project. The TYPO3 project is
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 *  free software; you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  the Free Software Foundation; either version 3 of the License, or
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 *  (at your option) any later version.
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 *
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 *  The GNU General Public License can be found at
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 *  http://www.gnu.org/copyleft/gpl.html.
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 *
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 *  This script is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU General Public License for more details.
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 *
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 *  This copyright notice MUST APPEAR in all copies of the script!
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 ***************************************************************/
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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use TYPO3\CMS\Core\Authentication\AbstractAuthenticationService;
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/**
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 * Class Authentication
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 *
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 * @package AOE\AoeIpauth\Typo3\Service
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 */
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class Authentication extends AbstractAuthenticationService
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{
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    /**
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     * @var \AOE\AoeIpauth\Service\IpMatchingService
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     */
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    protected $ipMatchingService = null;
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    /**
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     * @var \AOE\AoeIpauth\Domain\Service\FeEntityService
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     */
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    protected $feEntityService = null;
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    /**
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     * @var \AOE\AoeIpauth\Domain\Service\IpService
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     */
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    protected $ipService = null;
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    /**
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     * Makes sure the TCA is readable, necessary for enableFields to work
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     * Is de-facto called when using the Preview BE Module
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     *
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     * @return void
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     */
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    protected function safeguardContext()
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    {
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        if (!isset($GLOBALS['TSFE'])) {
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            return;
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        }
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        if (!isset($GLOBALS['TCA'][\AOE\AoeIpauth\Domain\Service\FeEntityService::TABLE_USER])) {
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            if (empty($GLOBALS['TSFE']->sys_page)) {
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                $GLOBALS['TSFE']->sys_page = GeneralUtility::makeInstance('TYPO3\\CMS\\Frontend\\Page\\PageRepository');
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            }
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            if (version_compare(TYPO3_version, '7.0.0', '<')) {
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                $GLOBALS['TSFE']->getCompressedTCarray();
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            }
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        }
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    }
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    /**
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     * Gets the user automatically
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     *
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     * @return bool
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     */
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    public function getUser()
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    {
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        // Do not respond to non-fe users and login attempts
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        if ('getUserFE' != $this->mode || 'login' == $this->login['status']) {
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            return false;
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        }
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        $this->safeguardContext();
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        $clientIp = $this->authInfo['REMOTE_ADDR'];
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        $ipAuthenticatedUsers = $this->findAllUsersByIpAuthentication($clientIp);
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        if (empty($ipAuthenticatedUsers)) {
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            return false;
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        }
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        $user = array_pop($ipAuthenticatedUsers);
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        return $user;
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    }
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    /**
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     * Authenticate a user
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     * Return 200 if the IP is right.
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     * This means that no more checks are needed.
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     * Otherwise authentication may fail because we may don't have a password.
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     *
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     * @param array Data of user.
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     * @return int
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     */
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    public function authUser($user)
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    {
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        $this->safeguardContext();
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        $authCode = 100;
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        // Do not respond to non-fe users and login attempts
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        if ('FE' != $this->authInfo['loginType'] || 'login' == $this->login['status']) {
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            return $authCode;
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        }
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        if (!isset($user['uid'])) {
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            return $authCode;
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        }
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        $clientIp = $this->authInfo['REMOTE_ADDR'];
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        $userId = $user['uid'];
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        $ipMatches = $this->doesCurrentUsersIpMatch($userId, $clientIp);
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        if ($ipMatches) {
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            $authCode = 200;
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        }
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        return $authCode;
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    }
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    /**
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     * Get the group list
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     *
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     * @param string $user
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     * @param array $knownGroups
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     * @return array
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     */
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    public function getGroups($user, $knownGroups)
0 ignored issues
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Unused Code introduced by
The parameter $user is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

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    {
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        // Do not respond to non-FE group calls
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        if ('getGroupsFE' != $this->mode) {
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            return $knownGroups;
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        }
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        $this->safeguardContext();
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        $clientIp = $this->authInfo['REMOTE_ADDR'];
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        $ipAuthenticatedGroups = $this->findAllGroupsByIpAuthentication($clientIp);
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        if (!empty($ipAuthenticatedGroups)) {
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            $knownGroups = array_merge($ipAuthenticatedGroups, $knownGroups);
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        }
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        return $knownGroups;
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    }
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    /**
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     * Returns TRUE if the userId's associated IPs match the client IP
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     *
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     * @param int $userId
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     * @param string $clientIp
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     * @return bool
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     */
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    protected function doesCurrentUsersIpMatch($userId, $clientIp)
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    {
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        $isMatch = false;
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        $ips = $this->getIpService()->findIpsByFeUserId($userId);
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        foreach ($ips as $ipWhitelist) {
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            if ($this->getIpMatchingService()->isIpAllowed($clientIp, $ipWhitelist)) {
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                $isMatch = true;
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                break;
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            }
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        }
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        return $isMatch;
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    }
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    /**
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     * Finds all users with IP authentication enabled
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     *
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     * @param string $ip
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     * @return array
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     */
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    protected function findAllUsersByIpAuthentication($ip)
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    {
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        $users = $this->getFeEntityService()->findAllUsersAuthenticatedByIp($ip);
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        return $users;
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    }
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    /**
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     * Finds all groups with IP authentication enabled
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     *
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     * @param string $ip
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     * @return array
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     */
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    protected function findAllGroupsByIpAuthentication($ip)
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    {
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        $groups = $this->getFeEntityService()->findAllGroupsAuthenticatedByIp($ip);
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        return $groups;
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    }
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    /**
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     * @return \AOE\AoeIpauth\Domain\Service\FeEntityService
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     */
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    protected function getFeEntityService()
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    {
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        if (null === $this->feEntityService) {
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            $this->feEntityService = GeneralUtility::makeInstance('AOE\\AoeIpauth\\Domain\\Service\\FeEntityService');
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        }
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        return $this->feEntityService;
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    }
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    /**
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     * @return \AOE\AoeIpauth\Domain\Service\IpService
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     */
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    protected function getIpService()
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    {
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        if (null === $this->ipService) {
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            $this->ipService = GeneralUtility::makeInstance('AOE\\AoeIpauth\\Domain\\Service\\IpService');
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        }
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        return $this->ipService;
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    }
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    /**
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     * @return \AOE\AoeIpauth\Service\IpMatchingService
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     */
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    protected function getIpMatchingService()
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    {
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        if (null === $this->ipMatchingService) {
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            $this->ipMatchingService = GeneralUtility::makeInstance('AOE\\AoeIpauth\\Service\\IpMatchingService');
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        }
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        return $this->ipMatchingService;
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    }
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}
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