OAuth2::log() - Code Metrics - Inspection of "Plugin: OAuth2: Add message about redirect to prov..." - chamilo/chamilo-lms - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — 1.11.x (#4643)

by Angel Fernando Quiroz

created 2023-03-13 22:21 UTC

OAuth2::log() A

↳ Parent: OAuth2

Complexity

Conditions	2
Paths	2

Size

Total Lines	4
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	2
c	0
b	0
f	0
dl	0
loc	4
rs	10
cc	2
nc	2
nop	2

<?php
/* For license terms, see /license.txt */

use Chamilo\CoreBundle\Entity\ExtraFieldValues;
use Chamilo\CoreBundle\Entity\TrackELogin;
use League\OAuth2\Client\Provider\AbstractProvider;
use League\OAuth2\Client\Provider\Exception\IdentityProviderException;
use League\OAuth2\Client\Provider\GenericProvider;
use League\OAuth2\Client\Token\AccessToken;
use League\OAuth2\Client\Tool\ArrayAccessorTrait;

/**
 * OAuth2 plugin class.
 *
 * @author Sébastien Ducoulombier <[email protected]>
 * inspired by AzureActiveDirectory plugin class from Angel Fernando Quiroz Campos <[email protected]>
 *
 * @package chamilo.plugin.oauth2
 */
class OAuth2 extends Plugin
{
    use ArrayAccessorTrait;

    public const SETTING_ENABLE = 'enable';

    public const SETTING_FORCE_REDIRECT = 'force_redirect';
    public const SETTING_SKIP_FORCE_REDIRECT_IN = 'skip_force_redirect_in';

    public const SETTING_CLIENT_ID = 'client_id';
    public const SETTING_CLIENT_SECRET = 'client_secret';

    public const SETTING_AUTHORIZE_URL = 'authorize_url';
    public const SETTING_SCOPES = 'scopes';
    public const SETTING_SCOPE_SEPARATOR = 'scope_separator';

    public const SETTING_ACCESS_TOKEN_URL = 'access_token_url';
    public const SETTING_ACCESS_TOKEN_METHOD = 'access_token_method';
    // const SETTING_ACCESS_TOKEN_RESOURCE_OWNER_ID = 'access_token_resource_owner_id';

    public const SETTING_RESOURCE_OWNER_DETAILS_URL = 'resource_owner_details_url';

    public const SETTING_RESPONSE_ERROR = 'response_error';
    public const SETTING_RESPONSE_CODE = 'response_code';
    public const SETTING_RESPONSE_RESOURCE_OWNER_ID = 'response_resource_owner_id';

    public const SETTING_UPDATE_USER_INFO = 'update_user_info';
    public const SETTING_CREATE_NEW_USERS = 'create_new_users';
    public const SETTING_RESPONSE_RESOURCE_OWNER_FIRSTNAME = 'response_resource_owner_firstname';
    public const SETTING_RESPONSE_RESOURCE_OWNER_LASTNAME = 'response_resource_owner_lastname';
    public const SETTING_RESPONSE_RESOURCE_OWNER_STATUS = 'response_resource_owner_status';
    public const SETTING_RESPONSE_RESOURCE_OWNER_EMAIL = 'response_resource_owner_email';
    public const SETTING_RESPONSE_RESOURCE_OWNER_USERNAME = 'response_resource_owner_username';

    public const SETTING_RESPONSE_RESOURCE_OWNER_URLS = 'response_resource_owner_urls';

    public const SETTING_LOGOUT_URL = 'logout_url';

    public const SETTING_BLOCK_NAME = 'block_name';

    public const SETTING_MANAGEMENT_LOGIN_ENABLE = 'management_login_enable';
    public const SETTING_MANAGEMENT_LOGIN_NAME = 'management_login_name';

    public const SETTING_ALLOW_THIRD_PARTY_LOGIN = 'allow_third_party_login';

    public const EXTRA_FIELD_OAUTH2_ID = 'oauth2_id';

    private const DEBUG = false;

    protected function __construct()
    {
        parent::__construct(
            '0.1',
            'Sébastien Ducoulombier',
            [
                self::SETTING_ENABLE => 'boolean',

                self::SETTING_FORCE_REDIRECT => 'boolean',
                self::SETTING_SKIP_FORCE_REDIRECT_IN => 'text',

                self::SETTING_CLIENT_ID => 'text',
                self::SETTING_CLIENT_SECRET => 'text',

                self::SETTING_AUTHORIZE_URL => 'text',
                self::SETTING_SCOPES => 'text',
                self::SETTING_SCOPE_SEPARATOR => 'text',

                self::SETTING_ACCESS_TOKEN_URL => 'text',
                self::SETTING_ACCESS_TOKEN_METHOD => [
                    'type' => 'select',
                    'options' => [
                        AbstractProvider::METHOD_POST => 'POST',
                        AbstractProvider::METHOD_GET => 'GET',
                    ],
                ],
                // self::SETTING_ACCESS_TOKEN_RESOURCE_OWNER_ID => 'text',

                self::SETTING_RESOURCE_OWNER_DETAILS_URL => 'text',

                self::SETTING_RESPONSE_ERROR => 'text',
                self::SETTING_RESPONSE_CODE => 'text',
                self::SETTING_RESPONSE_RESOURCE_OWNER_ID => 'text',

                self::SETTING_UPDATE_USER_INFO => 'boolean',
                self::SETTING_CREATE_NEW_USERS => 'boolean',
                self::SETTING_RESPONSE_RESOURCE_OWNER_FIRSTNAME => 'text',
                self::SETTING_RESPONSE_RESOURCE_OWNER_LASTNAME => 'text',
                self::SETTING_RESPONSE_RESOURCE_OWNER_STATUS => 'text',
                self::SETTING_RESPONSE_RESOURCE_OWNER_EMAIL => 'text',
                self::SETTING_RESPONSE_RESOURCE_OWNER_USERNAME => 'text',

                self::SETTING_RESPONSE_RESOURCE_OWNER_URLS => 'text',

                self::SETTING_LOGOUT_URL => 'text',

                self::SETTING_BLOCK_NAME => 'text',

                self::SETTING_MANAGEMENT_LOGIN_ENABLE => 'boolean',
                self::SETTING_MANAGEMENT_LOGIN_NAME => 'text',

                self::SETTING_ALLOW_THIRD_PARTY_LOGIN => 'boolean',
            ]
        );
    }

    /**
     * Instance the plugin.
     *
     * @staticvar null $result
     *
     * @return $this
     */
    public static function create(): OAuth2
    {
        static $result = null;

        return $result ?: $result = new self();
    }

    public function getProvider(): GenericProvider
    {
        $options = [
            'clientId' => $this->get(self::SETTING_CLIENT_ID),
            'clientSecret' => $this->get(self::SETTING_CLIENT_SECRET),
            'redirectUri' => api_get_path(WEB_PLUGIN_PATH).'oauth2/src/callback.php',
            'urlAuthorize' => $this->get(self::SETTING_AUTHORIZE_URL),
            'urlResourceOwnerDetails' => $this->get(self::SETTING_RESOURCE_OWNER_DETAILS_URL),
        ];

        if ('' === $scopeSeparator = (string) $this->get(self::SETTING_SCOPE_SEPARATOR)) {
            $scopeSeparator = ' ';
        }

        $options['scopeSeparator'] = $scopeSeparator;

        if ('' !== $scopes = (string) $this->get(self::SETTING_SCOPES)) {
            $options['scopes'] = explode($scopeSeparator, $scopes);
        }

        if ('' !== $urlAccessToken = (string) $this->get(self::SETTING_ACCESS_TOKEN_URL)) {
            $options['urlAccessToken'] = $urlAccessToken;
        }

        if ('' !== $accessTokenMethod = (string) $this->get(self::SETTING_ACCESS_TOKEN_METHOD)) {
            $options['accessTokenMethod'] = $accessTokenMethod;
        }

//        if ('' !== $accessTokenResourceOwnerId = (string) $this->get(self::SETTING_ACCESS_TOKEN_RESOURCE_OWNER_ID)) {
//            $options['accessTokenResourceOwnerId'] = $accessTokenResourceOwnerId;
//        }

        if ('' !== $responseError = (string) $this->get(self::SETTING_RESPONSE_ERROR)) {
            $options['responseError'] = $responseError;
        }

        if ('' !== $responseCode = (string) $this->get(self::SETTING_RESPONSE_CODE)) {
            $options['responseCode'] = $responseCode;
        }

        if ('' !== $responseResourceOwnerId = (string) $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_ID)) {
            $options['responseResourceOwnerId'] = $responseResourceOwnerId;
        }

        return new GenericProvider($options);
    }

    /**
     * @throws IdentityProviderException
     *
     * @return array user information, as returned by api_get_user_info(userId)
     */
    public function getUserInfo(GenericProvider $provider, AccessToken $accessToken): array
    {
        $url = $provider->getResourceOwnerDetailsUrl($accessToken);
        $request = $provider->getAuthenticatedRequest($provider::METHOD_GET, $url, $accessToken);
        $response = $provider->getParsedResponse($request);
        $this->log('response', print_r($response, true));

        if (false === is_array($response)) {
            $this->log('invalid response', print_r($response, true));
            throw new UnexpectedValueException($this->get_lang('InvalidJsonReceivedFromProvider'));
        }
        $resourceOwnerId = $this->getValueByKey(
            $response,
            $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_ID)
        );
        if (empty($resourceOwnerId)) {
            $this->log('missing setting', 'response_resource_owner_id');
            throw new RuntimeException($this->get_lang('WrongResponseResourceOwnerId'));
        }
        $this->log('response resource owner id', $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_ID));
        $extraFieldValue = new ExtraFieldValue('user');
        $result = $extraFieldValue->get_item_id_from_field_variable_and_field_value(
            self::EXTRA_FIELD_OAUTH2_ID,
            $resourceOwnerId
        );
        if (false === $result) {
            $this->log('user not found', "extrafield 'oauth2_id' with value '$resourceOwnerId'");

            $username = $this->getValueByKey(
                $response,
                $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_USERNAME),
                'oauth2user_'.$resourceOwnerId
            );

            $userInfo = api_get_user_info_from_username($username);

            if (false !== $userInfo && !empty($userInfo['id']) && 'platform' === $userInfo['auth_source']) {
                $this->log('platform user exists', print_r($userInfo, true));

                $userId = $userInfo['id'];
            } else {
                // authenticated user not found in internal database
                if ('true' !== $this->get(self::SETTING_CREATE_NEW_USERS)) {
                    $this->log('exception', 'create_new_users setting is disabled');
                    $message = sprintf(
                        $this->get_lang('NoUserAccountAndUserCreationNotAllowed'),
                        Display::encrypted_mailto_link(api_get_setting('emailAdministrator'))
                    );
                    throw new RuntimeException($message);
                }

                require_once __DIR__.'/../../../main/auth/external_login/functions.inc.php';

                $firstName = $this->getValueByKey(
                    $response,
                    $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_FIRSTNAME),
                    $this->get_lang('DefaultFirstname')
                );
                $lastName = $this->getValueByKey(
                    $response,
                    $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_LASTNAME),
                    $this->get_lang('DefaultLastname')
                );
                $status = $this->getValueByKey(
                    $response,
                    $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_STATUS),
                    STUDENT
                );
                $email = $this->getValueByKey(
                    $response,
                    $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_EMAIL),
                    'oauth2user_'.$resourceOwnerId.'@'.(gethostname() or 'localhost')
                );

                $userInfo = [
                    'firstname' => $firstName,
                    'lastname' => $lastName,
                    'status' => $status,
                    'email' => $email,
                    'username' => $username,
                    'auth_source' => 'oauth2',
                ];
                $userId = external_add_user($userInfo);
                if (false === $userId) {
                    $this->log('user not created', print_r($userInfo, true));
                    throw new RuntimeException($this->get_lang('FailedUserCreation'));
                }
                $this->log('user created', (string) $userId);
            }

            $this->updateUser($userId, $response);
            // Not checking function update_extra_field_value return value because not reliable
            UserManager::update_extra_field_value($userId, self::EXTRA_FIELD_OAUTH2_ID, $resourceOwnerId);
            $this->updateUserUrls($userId, $response);
        } else {
            $this->log('user found', "extrafield 'oauth2_id' with value '$resourceOwnerId'");
            // authenticated user found in internal database
            if (is_array($result) and array_key_exists('item_id', $result)) {
                $userId = $result['item_id'];
            } else {
                $userId = $result;
            }
            if ('true' === $this->get(self::SETTING_UPDATE_USER_INFO)) {
                $this->updateUser($userId, $response);
                $this->updateUserUrls($userId, $response);
            }
        }
        $userInfo = api_get_user_info($userId);
        if (empty($userInfo)) {
            $this->log('user info not found', (string) $userId);
            throw new LogicException($this->get_lang('InternalErrorCannotGetUserInfo'));
        }

        $this->log('user info', print_r($userInfo, true));

        return $userInfo;
    }

    public function getSignInURL(): string
    {
        return api_get_path(WEB_PLUGIN_PATH).$this->get_name().'/src/callback.php';
    }

    public function getLogoutUrl(): string
    {
        $token = ChamiloSession::read('oauth2AccessToken');
        $idToken = !empty($token['id_token']) ? $token['id_token'] : null;

        return $this->get(self::SETTING_LOGOUT_URL).'?'.http_build_query(
            [
                'id_token_hint' => $idToken,
                'post_logout_redirect_uri' => api_get_path(WEB_PATH),
            ]
        );
    }

    /**
     * Create extra fields for user when installing.
     */
    public function install()
    {
        UserManager::create_extra_field(
            self::EXTRA_FIELD_OAUTH2_ID,
            ExtraField::FIELD_TYPE_TEXT,
            $this->get_lang('OAuth2Id'),
            ''
        );
    }

    /**
     * Extends ArrayAccessorTrait::getValueByKey to return a list of values
     * $key can contain wild card character *
     * It will be replaced by 0, 1, 2 and so on as long as the resulting key exists in $data
     * This is a recursive function, allowing for more than one occurrence of the wild card character.
     */
    private function getValuesByKey(array $data, string $key, array $default = []): array
    {
        if (!is_string($key) || empty($key) || !count($data)) {
            return $default;
        }
        $pos = strpos($key, '*');
        if ($pos === false) {
            $value = $this->getValueByKey($data, $key);

            return is_null($value) ? [] : [$value];
        }
        $values = [];
        $beginning = substr($key, 0, $pos);
        $remaining = substr($key, $pos + 1);
        $index = 0;
        do {
            $newValues = $this->getValuesByKey(
                $data,
                $beginning.$index.$remaining
            );
            $values = array_merge($values, $newValues);
            $index++;
        } while ($newValues);

        return $values;
    }

    private function updateUser($userId, $response)
    {
        $user = UserManager::getRepository()->find($userId);
        $user->setFirstname(
            $this->getValueByKey(
                $response,
                $this->get(
                    self::SETTING_RESPONSE_RESOURCE_OWNER_FIRSTNAME
                ),
                $user->getFirstname()
            )
        );
        $user->setLastname(
            $this->getValueByKey(
                $response,
                $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_LASTNAME),
                $user->getLastname()
            )
        );
        $user->setUserName(
            $this->getValueByKey(
                $response,
                $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_USERNAME),
                $user->getUsername()
            )
        );
        $user->setEmail(
            $this->getValueByKey(
                $response,
                $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_EMAIL),
                $user->getEmail()
            )
        );
        $user->setStatus(
            $this->getValueByKey(
                $response,
                $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_STATUS),
                $user->getStatus()
            )
        );
        $user->setAuthSource('oauth2');
        $configFilePath = __DIR__.'/../config.php';
        if (file_exists($configFilePath)) {
            require_once $configFilePath;
            $functionName = 'oauth2UpdateUserFromResourceOwnerDetails';
            if (function_exists($functionName)) {
                $functionName($response, $user);
            }
        }
        UserManager::getManager()->updateUser($user);
    }

    /**
     * Updates the Access URLs associated to a user
     * according to the OAuth2 server response resource owner
     * if multi-URL is enabled and SETTING_RESPONSE_RESOURCE_OWNER_URLS defined.
     *
     * @param $userId integer
     * @param $response array
     */
    private function updateUserUrls($userId, $response)
    {
        if (api_is_multiple_url_enabled()) {
            $key = (string) $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_URLS);
            if (!empty($key)) {
                $availableUrls = [];
                foreach (UrlManager::get_url_data() as $existingUrl) {
                    $urlId = $existingUrl['id'];
                    $availableUrls[strval($urlId)] = $urlId;
                    $availableUrls[$existingUrl['url']] = $urlId;
                }
                $allowedUrlIds = [];
                foreach ($this->getValuesByKey($response, $key) as $value) {
                    if (array_key_exists($value, $availableUrls)) {
                        $allowedUrlIds[] = $availableUrls[$value];
                    } else {
                        $newValue = ($value[-1] === '/') ? substr($value, 0, -1) : $value.'/';
                        if (array_key_exists($newValue, $availableUrls)) {
                            $allowedUrlIds[] = $availableUrls[$newValue];
                        }
                    }
                }
                $grantedUrlIds = [];
                foreach (UrlManager::get_access_url_from_user($userId) as $grantedUrl) {
                    $grantedUrlIds[] = $grantedUrl['access_url_id'];
                }
                foreach (array_diff($grantedUrlIds, $allowedUrlIds) as $extraUrlId) {
                    UrlManager::delete_url_rel_user($userId, $extraUrlId);
                }
                foreach (array_diff($allowedUrlIds, $grantedUrlIds) as $missingUrlId) {
                    UrlManager::add_user_to_url($userId, $missingUrlId);
                }
            }
        }
    }

    private function log(string $key, string $content)
    {
        if (self::DEBUG) {
            error_log("OAuth2 plugin: $key: $content");
        }
    }

    public static function isFirstLoginAfterAuthSource(int $userId): bool
    {
        $em = Database::getManager();

        $lastLogin = $em
            ->getRepository(TrackELogin::class)
            ->findOneBy(
                ['loginUserId' => $userId],
                ['loginDate' => 'DESC']
            )
        ;

        if (!$lastLogin) {
            return false;
        }

        $objExtraField = new ExtraField('user');
        $field = $objExtraField->getHandlerEntityByFieldVariable(self::EXTRA_FIELD_OAUTH2_ID);

        $fieldValue = $em
            ->getRepository(ExtraFieldValues::class)
            ->findOneBy(
                ['itemId' => $userId, 'field' => $field]
            )
        ;

        if (!$fieldValue) {
            return false;
        }

        return $fieldValue->getCreatedAt() >= $lastLogin->getLoginDate();
    }
}


1			<?php
2			/* For license terms, see /license.txt */
3
4			use Chamilo\CoreBundle\Entity\ExtraFieldValues;
5			use Chamilo\CoreBundle\Entity\TrackELogin;
6			use League\OAuth2\Client\Provider\AbstractProvider;
7			use League\OAuth2\Client\Provider\Exception\IdentityProviderException;
8			use League\OAuth2\Client\Provider\GenericProvider;
9			use League\OAuth2\Client\Token\AccessToken;
10			use League\OAuth2\Client\Tool\ArrayAccessorTrait;
11
12			/**
13			* OAuth2 plugin class.
14			*
15			* @author Sébastien Ducoulombier <[email protected]>
16			* inspired by AzureActiveDirectory plugin class from Angel Fernando Quiroz Campos <[email protected]>
17			*
18			* @package chamilo.plugin.oauth2
19			*/
20			class OAuth2 extends Plugin
21			{
22			use ArrayAccessorTrait;
23
24			public const SETTING_ENABLE = 'enable';
25
26			public const SETTING_FORCE_REDIRECT = 'force_redirect';
27			public const SETTING_SKIP_FORCE_REDIRECT_IN = 'skip_force_redirect_in';
28
29			public const SETTING_CLIENT_ID = 'client_id';
30			public const SETTING_CLIENT_SECRET = 'client_secret';
31
32			public const SETTING_AUTHORIZE_URL = 'authorize_url';
33			public const SETTING_SCOPES = 'scopes';
34			public const SETTING_SCOPE_SEPARATOR = 'scope_separator';
35
36			public const SETTING_ACCESS_TOKEN_URL = 'access_token_url';
37			public const SETTING_ACCESS_TOKEN_METHOD = 'access_token_method';
38			// const SETTING_ACCESS_TOKEN_RESOURCE_OWNER_ID = 'access_token_resource_owner_id';
39
40			public const SETTING_RESOURCE_OWNER_DETAILS_URL = 'resource_owner_details_url';
41
42			public const SETTING_RESPONSE_ERROR = 'response_error';
43			public const SETTING_RESPONSE_CODE = 'response_code';
44			public const SETTING_RESPONSE_RESOURCE_OWNER_ID = 'response_resource_owner_id';
45
46			public const SETTING_UPDATE_USER_INFO = 'update_user_info';
47			public const SETTING_CREATE_NEW_USERS = 'create_new_users';
48			public const SETTING_RESPONSE_RESOURCE_OWNER_FIRSTNAME = 'response_resource_owner_firstname';
49			public const SETTING_RESPONSE_RESOURCE_OWNER_LASTNAME = 'response_resource_owner_lastname';
50			public const SETTING_RESPONSE_RESOURCE_OWNER_STATUS = 'response_resource_owner_status';
51			public const SETTING_RESPONSE_RESOURCE_OWNER_EMAIL = 'response_resource_owner_email';
52			public const SETTING_RESPONSE_RESOURCE_OWNER_USERNAME = 'response_resource_owner_username';
53
54			public const SETTING_RESPONSE_RESOURCE_OWNER_URLS = 'response_resource_owner_urls';
55
56			public const SETTING_LOGOUT_URL = 'logout_url';
57
58			public const SETTING_BLOCK_NAME = 'block_name';
59
60			public const SETTING_MANAGEMENT_LOGIN_ENABLE = 'management_login_enable';
61			public const SETTING_MANAGEMENT_LOGIN_NAME = 'management_login_name';
62
63			public const SETTING_ALLOW_THIRD_PARTY_LOGIN = 'allow_third_party_login';
64
65			public const EXTRA_FIELD_OAUTH2_ID = 'oauth2_id';
66
67			private const DEBUG = false;
68
69			protected function __construct()
70			{
71			parent::__construct(
72			'0.1',
73			'Sébastien Ducoulombier',
74			[
75			self::SETTING_ENABLE => 'boolean',
76
77			self::SETTING_FORCE_REDIRECT => 'boolean',
78			self::SETTING_SKIP_FORCE_REDIRECT_IN => 'text',
79
80			self::SETTING_CLIENT_ID => 'text',
81			self::SETTING_CLIENT_SECRET => 'text',
82
83			self::SETTING_AUTHORIZE_URL => 'text',
84			self::SETTING_SCOPES => 'text',
85			self::SETTING_SCOPE_SEPARATOR => 'text',
86
87			self::SETTING_ACCESS_TOKEN_URL => 'text',
88			self::SETTING_ACCESS_TOKEN_METHOD => [
89			'type' => 'select',
90			'options' => [
91			AbstractProvider::METHOD_POST => 'POST',
92			AbstractProvider::METHOD_GET => 'GET',
93			],
94			],
95			// self::SETTING_ACCESS_TOKEN_RESOURCE_OWNER_ID => 'text',
96
97			self::SETTING_RESOURCE_OWNER_DETAILS_URL => 'text',
98
99			self::SETTING_RESPONSE_ERROR => 'text',
100			self::SETTING_RESPONSE_CODE => 'text',
101			self::SETTING_RESPONSE_RESOURCE_OWNER_ID => 'text',
102
103			self::SETTING_UPDATE_USER_INFO => 'boolean',
104			self::SETTING_CREATE_NEW_USERS => 'boolean',
105			self::SETTING_RESPONSE_RESOURCE_OWNER_FIRSTNAME => 'text',
106			self::SETTING_RESPONSE_RESOURCE_OWNER_LASTNAME => 'text',
107			self::SETTING_RESPONSE_RESOURCE_OWNER_STATUS => 'text',
108			self::SETTING_RESPONSE_RESOURCE_OWNER_EMAIL => 'text',
109			self::SETTING_RESPONSE_RESOURCE_OWNER_USERNAME => 'text',
110
111			self::SETTING_RESPONSE_RESOURCE_OWNER_URLS => 'text',
112
113			self::SETTING_LOGOUT_URL => 'text',
114
115			self::SETTING_BLOCK_NAME => 'text',
116
117			self::SETTING_MANAGEMENT_LOGIN_ENABLE => 'boolean',
118			self::SETTING_MANAGEMENT_LOGIN_NAME => 'text',
119
120			self::SETTING_ALLOW_THIRD_PARTY_LOGIN => 'boolean',
121			]
122			);
123			}
124
125			/**
126			* Instance the plugin.
127			*
128			* @staticvar null $result
129			*
130			* @return $this
131			*/
132			public static function create(): OAuth2
133			{
134			static $result = null;
135
136			return $result ?: $result = new self();
137			}
138
139			public function getProvider(): GenericProvider
140			{
141			$options = [
142			'clientId' => $this->get(self::SETTING_CLIENT_ID),
143			'clientSecret' => $this->get(self::SETTING_CLIENT_SECRET),
144			'redirectUri' => api_get_path(WEB_PLUGIN_PATH).'oauth2/src/callback.php',
145			'urlAuthorize' => $this->get(self::SETTING_AUTHORIZE_URL),
146			'urlResourceOwnerDetails' => $this->get(self::SETTING_RESOURCE_OWNER_DETAILS_URL),
147			];
148
149			if ('' === $scopeSeparator = (string) $this->get(self::SETTING_SCOPE_SEPARATOR)) {
150			$scopeSeparator = ' ';
151			}
152
153			$options['scopeSeparator'] = $scopeSeparator;
154
155			if ('' !== $scopes = (string) $this->get(self::SETTING_SCOPES)) {
156			$options['scopes'] = explode($scopeSeparator, $scopes);
157			}
158
159			if ('' !== $urlAccessToken = (string) $this->get(self::SETTING_ACCESS_TOKEN_URL)) {
160			$options['urlAccessToken'] = $urlAccessToken;
161			}
162
163			if ('' !== $accessTokenMethod = (string) $this->get(self::SETTING_ACCESS_TOKEN_METHOD)) {
164			$options['accessTokenMethod'] = $accessTokenMethod;
165			}
166
167			// if ('' !== $accessTokenResourceOwnerId = (string) $this->get(self::SETTING_ACCESS_TOKEN_RESOURCE_OWNER_ID)) {
168			// $options['accessTokenResourceOwnerId'] = $accessTokenResourceOwnerId;
169			// }
170
171			if ('' !== $responseError = (string) $this->get(self::SETTING_RESPONSE_ERROR)) {
172			$options['responseError'] = $responseError;
173			}
174
175			if ('' !== $responseCode = (string) $this->get(self::SETTING_RESPONSE_CODE)) {
176			$options['responseCode'] = $responseCode;
177			}
178
179			if ('' !== $responseResourceOwnerId = (string) $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_ID)) {
180			$options['responseResourceOwnerId'] = $responseResourceOwnerId;
181			}
182
183			return new GenericProvider($options);
184			}
185
186			/**
187			* @throws IdentityProviderException
188			*
189			* @return array user information, as returned by api_get_user_info(userId)
190			*/
191			public function getUserInfo(GenericProvider $provider, AccessToken $accessToken): array
192			{
193			$url = $provider->getResourceOwnerDetailsUrl($accessToken);
194			$request = $provider->getAuthenticatedRequest($provider::METHOD_GET, $url, $accessToken);
195			$response = $provider->getParsedResponse($request);
196			$this->log('response', print_r($response, true));
197
198			if (false === is_array($response)) {
199			$this->log('invalid response', print_r($response, true));
200			throw new UnexpectedValueException($this->get_lang('InvalidJsonReceivedFromProvider'));
201			}
202			$resourceOwnerId = $this->getValueByKey(
203			$response,
204			$this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_ID)
205			);
206			if (empty($resourceOwnerId)) {
207			$this->log('missing setting', 'response_resource_owner_id');
208			throw new RuntimeException($this->get_lang('WrongResponseResourceOwnerId'));
209			}
210			$this->log('response resource owner id', $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_ID));
211			$extraFieldValue = new ExtraFieldValue('user');
212			$result = $extraFieldValue->get_item_id_from_field_variable_and_field_value(
213			self::EXTRA_FIELD_OAUTH2_ID,
214			$resourceOwnerId
215			);
216			if (false === $result) {
217			$this->log('user not found', "extrafield 'oauth2_id' with value '$resourceOwnerId'");
218
219			$username = $this->getValueByKey(
220			$response,
221			$this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_USERNAME),
222			'oauth2user_'.$resourceOwnerId
223			);
224
225			$userInfo = api_get_user_info_from_username($username);
226
227			if (false !== $userInfo && !empty($userInfo['id']) && 'platform' === $userInfo['auth_source']) {
228			$this->log('platform user exists', print_r($userInfo, true));
229
230			$userId = $userInfo['id'];
231			} else {
232			// authenticated user not found in internal database
233			if ('true' !== $this->get(self::SETTING_CREATE_NEW_USERS)) {
234			$this->log('exception', 'create_new_users setting is disabled');
235			$message = sprintf(
236			$this->get_lang('NoUserAccountAndUserCreationNotAllowed'),
237			Display::encrypted_mailto_link(api_get_setting('emailAdministrator'))
238			);
239			throw new RuntimeException($message);
240			}
241
242			require_once __DIR__.'/../../../main/auth/external_login/functions.inc.php';
243
244			$firstName = $this->getValueByKey(
245			$response,
246			$this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_FIRSTNAME),
247			$this->get_lang('DefaultFirstname')
248			);
249			$lastName = $this->getValueByKey(
250			$response,
251			$this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_LASTNAME),
252			$this->get_lang('DefaultLastname')
253			);
254			$status = $this->getValueByKey(
255			$response,
256			$this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_STATUS),
257			STUDENT
258			);
259			$email = $this->getValueByKey(
260			$response,
261			$this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_EMAIL),
262			'oauth2user_'.$resourceOwnerId.'@'.(gethostname() or 'localhost')
263			);
264
265			$userInfo = [
266			'firstname' => $firstName,
267			'lastname' => $lastName,
268			'status' => $status,
269			'email' => $email,
270			'username' => $username,
271			'auth_source' => 'oauth2',
272			];
273			$userId = external_add_user($userInfo);
274			if (false === $userId) {
275			$this->log('user not created', print_r($userInfo, true));
276			throw new RuntimeException($this->get_lang('FailedUserCreation'));
277			}
278			$this->log('user created', (string) $userId);
279			}
280
281			$this->updateUser($userId, $response);
282			// Not checking function update_extra_field_value return value because not reliable
283			UserManager::update_extra_field_value($userId, self::EXTRA_FIELD_OAUTH2_ID, $resourceOwnerId);
284			$this->updateUserUrls($userId, $response);
285			} else {
286			$this->log('user found', "extrafield 'oauth2_id' with value '$resourceOwnerId'");
287			// authenticated user found in internal database
288			if (is_array($result) and array_key_exists('item_id', $result)) {
289			$userId = $result['item_id'];
290			} else {
291			$userId = $result;
292			}
293			if ('true' === $this->get(self::SETTING_UPDATE_USER_INFO)) {
294			$this->updateUser($userId, $response);
295			$this->updateUserUrls($userId, $response);
296			}
297			}
298			$userInfo = api_get_user_info($userId);
299			if (empty($userInfo)) {
300			$this->log('user info not found', (string) $userId);
301			throw new LogicException($this->get_lang('InternalErrorCannotGetUserInfo'));
302			}
303
304			$this->log('user info', print_r($userInfo, true));
305
306			return $userInfo;
307			}
308
309			public function getSignInURL(): string
310			{
311			return api_get_path(WEB_PLUGIN_PATH).$this->get_name().'/src/callback.php';
312			}
313
314			public function getLogoutUrl(): string
315			{
316			$token = ChamiloSession::read('oauth2AccessToken');
317			$idToken = !empty($token['id_token']) ? $token['id_token'] : null;
318
319			return $this->get(self::SETTING_LOGOUT_URL).'?'.http_build_query(
320			[
321			'id_token_hint' => $idToken,
322			'post_logout_redirect_uri' => api_get_path(WEB_PATH),
323			]
324			);
325			}
326
327			/**
328			* Create extra fields for user when installing.
329			*/
330			public function install()
331			{
332			UserManager::create_extra_field(
333			self::EXTRA_FIELD_OAUTH2_ID,
334			ExtraField::FIELD_TYPE_TEXT,
335			$this->get_lang('OAuth2Id'),
336			''
337			);
338			}
339
340			/**
341			* Extends ArrayAccessorTrait::getValueByKey to return a list of values
342			* $key can contain wild card character *
343			* It will be replaced by 0, 1, 2 and so on as long as the resulting key exists in $data
344			* This is a recursive function, allowing for more than one occurrence of the wild card character.
345			*/
346			private function getValuesByKey(array $data, string $key, array $default = []): array
347			{
348			if (!is_string($key) \|\| empty($key) \|\| !count($data)) {
349			return $default;
350			}
351			$pos = strpos($key, '*');
352			if ($pos === false) {
353			$value = $this->getValueByKey($data, $key);
354
355			return is_null($value) ? [] : [$value];
356			}
357			$values = [];
358			$beginning = substr($key, 0, $pos);
359			$remaining = substr($key, $pos + 1);
360			$index = 0;
361			do {
362			$newValues = $this->getValuesByKey(
363			$data,
364			$beginning.$index.$remaining
365			);
366			$values = array_merge($values, $newValues);
367			$index++;
368			} while ($newValues);
369
370			return $values;
371			}
372
373			private function updateUser($userId, $response)
374			{
375			$user = UserManager::getRepository()->find($userId);
376			$user->setFirstname(
377			$this->getValueByKey(
378			$response,
379			$this->get(
380			self::SETTING_RESPONSE_RESOURCE_OWNER_FIRSTNAME
381			),
382			$user->getFirstname()
383			)
384			);
385			$user->setLastname(
386			$this->getValueByKey(
387			$response,
388			$this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_LASTNAME),
389			$user->getLastname()
390			)
391			);
392			$user->setUserName(
393			$this->getValueByKey(
394			$response,
395			$this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_USERNAME),
396			$user->getUsername()
397			)
398			);
399			$user->setEmail(
400			$this->getValueByKey(
401			$response,
402			$this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_EMAIL),
403			$user->getEmail()
404			)
405			);
406			$user->setStatus(
407			$this->getValueByKey(
408			$response,
409			$this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_STATUS),
410			$user->getStatus()
411			)
412			);
413			$user->setAuthSource('oauth2');
414			$configFilePath = __DIR__.'/../config.php';
415			if (file_exists($configFilePath)) {
416			require_once $configFilePath;
417			$functionName = 'oauth2UpdateUserFromResourceOwnerDetails';
418			if (function_exists($functionName)) {
419			$functionName($response, $user);
420			}
421			}
422			UserManager::getManager()->updateUser($user);
423			}
424
425			/**
426			* Updates the Access URLs associated to a user
427			* according to the OAuth2 server response resource owner
428			* if multi-URL is enabled and SETTING_RESPONSE_RESOURCE_OWNER_URLS defined.
429			*
430			* @param $userId integer
431			* @param $response array
432			*/
433			private function updateUserUrls($userId, $response)
434			{
435			if (api_is_multiple_url_enabled()) {
436			$key = (string) $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_URLS);
437			if (!empty($key)) {
438			$availableUrls = [];
439			foreach (UrlManager::get_url_data() as $existingUrl) {
440			$urlId = $existingUrl['id'];
441			$availableUrls[strval($urlId)] = $urlId;
442			$availableUrls[$existingUrl['url']] = $urlId;
443			}
444			$allowedUrlIds = [];
445			foreach ($this->getValuesByKey($response, $key) as $value) {
446			if (array_key_exists($value, $availableUrls)) {
447			$allowedUrlIds[] = $availableUrls[$value];
448			} else {
449			$newValue = ($value[-1] === '/') ? substr($value, 0, -1) : $value.'/';
450			if (array_key_exists($newValue, $availableUrls)) {
451			$allowedUrlIds[] = $availableUrls[$newValue];
452			}
453			}
454			}
455			$grantedUrlIds = [];
456			foreach (UrlManager::get_access_url_from_user($userId) as $grantedUrl) {
457			$grantedUrlIds[] = $grantedUrl['access_url_id'];
458			}
459			foreach (array_diff($grantedUrlIds, $allowedUrlIds) as $extraUrlId) {
460			UrlManager::delete_url_rel_user($userId, $extraUrlId);
461			}
462			foreach (array_diff($allowedUrlIds, $grantedUrlIds) as $missingUrlId) {
463			UrlManager::add_user_to_url($userId, $missingUrlId);
464			}
465			}
466			}
467			}
468
469			private function log(string $key, string $content)
470			{
471			if (self::DEBUG) {
472			error_log("OAuth2 plugin: $key: $content");
473			}
474			}
475
476			public static function isFirstLoginAfterAuthSource(int $userId): bool
477			{
478			$em = Database::getManager();
479
480			$lastLogin = $em
481			->getRepository(TrackELogin::class)
482			->findOneBy(
483			['loginUserId' => $userId],
484			['loginDate' => 'DESC']
485			)
486			;
487
488			if (!$lastLogin) {
489			return false;
490			}
491
492			$objExtraField = new ExtraField('user');
493			$field = $objExtraField->getHandlerEntityByFieldVariable(self::EXTRA_FIELD_OAUTH2_ID);
494
495			$fieldValue = $em
496			->getRepository(ExtraFieldValues::class)
497			->findOneBy(
498			['itemId' => $userId, 'field' => $field]
499			)
500			;
501
502			if (!$fieldValue) {
503			return false;
504			}
505
506			return $fieldValue->getCreatedAt() >= $lastLogin->getLoginDate();
507			}
508			}
509

chamilo / chamilo-lms

Pull Request — 1.11.x (#4643)

OAuth2::log() A

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