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<?php |
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/* For license terms, see /license.txt */ |
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use League\OAuth2\Client\Provider\Exception\IdentityProviderException; |
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use League\OAuth2\Client\Provider\GenericProvider; |
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use League\OAuth2\Client\Token\AccessToken; |
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use League\OAuth2\Client\Tool\ArrayAccessorTrait; |
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/** |
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* OAuth2 plugin class. |
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* |
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* @author Sébastien Ducoulombier <[email protected]> |
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* inspired by AzureActiveDirectory plugin class from Angel Fernando Quiroz Campos <[email protected]> |
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* |
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* @package chamilo.plugin.oauth2 |
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*/ |
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class OAuth2 extends Plugin |
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{ |
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use ArrayAccessorTrait; |
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const SETTING_ENABLE = 'enable'; |
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const SETTING_CLIENT_ID = 'client_id'; |
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const SETTING_CLIENT_SECRET = 'client_secret'; |
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const SETTING_AUTHORIZE_URL = 'authorize_url'; |
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const SETTING_SCOPES = 'scopes'; |
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const SETTING_SCOPE_SEPARATOR = 'scope_separator'; |
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const SETTING_ACCESS_TOKEN_URL = 'access_token_url'; |
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const SETTING_ACCESS_TOKEN_METHOD = 'access_token_method'; |
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// const SETTING_ACCESS_TOKEN_RESOURCE_OWNER_ID = 'access_token_resource_owner_id'; |
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const SETTING_RESOURCE_OWNER_DETAILS_URL = 'resource_owner_details_url'; |
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const SETTING_RESPONSE_ERROR = 'response_error'; |
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const SETTING_RESPONSE_CODE = 'response_code'; |
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const SETTING_RESPONSE_RESOURCE_OWNER_ID = 'response_resource_owner_id'; |
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const SETTING_UPDATE_USER_INFO = 'update_user_info'; |
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const SETTING_CREATE_NEW_USERS = 'create_new_users'; |
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const SETTING_RESPONSE_RESOURCE_OWNER_FIRSTNAME = 'response_resource_owner_firstname'; |
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const SETTING_RESPONSE_RESOURCE_OWNER_LASTNAME = 'response_resource_owner_lastname'; |
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const SETTING_RESPONSE_RESOURCE_OWNER_STATUS = 'response_resource_owner_status'; |
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const SETTING_RESPONSE_RESOURCE_OWNER_EMAIL = 'response_resource_owner_email'; |
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const SETTING_RESPONSE_RESOURCE_OWNER_USERNAME = 'response_resource_owner_username'; |
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const SETTING_RESPONSE_RESOURCE_OWNER_URLS = 'response_resource_owner_urls'; |
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const SETTING_LOGOUT_URL = 'logout_url'; |
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const SETTING_BLOCK_NAME = 'block_name'; |
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const SETTING_MANAGEMENT_LOGIN_ENABLE = 'management_login_enable'; |
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const SETTING_MANAGEMENT_LOGIN_NAME = 'management_login_name'; |
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const EXTRA_FIELD_OAUTH2_ID = 'oauth2_id'; |
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protected function __construct() |
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{ |
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parent::__construct( |
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'0.1', |
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'Sébastien Ducoulombier', |
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[ |
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self::SETTING_ENABLE => 'boolean', |
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self::SETTING_CLIENT_ID => 'text', |
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self::SETTING_CLIENT_SECRET => 'text', |
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self::SETTING_AUTHORIZE_URL => 'text', |
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self::SETTING_SCOPES => 'text', |
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self::SETTING_SCOPE_SEPARATOR => 'text', |
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self::SETTING_ACCESS_TOKEN_URL => 'text', |
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self::SETTING_ACCESS_TOKEN_METHOD => [ |
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'type' => 'select', |
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'options' => [ |
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GenericProvider::METHOD_POST => 'POST', |
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GenericProvider::METHOD_GET => 'GET', |
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], |
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], |
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// self::SETTING_ACCESS_TOKEN_RESOURCE_OWNER_ID => 'text', |
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self::SETTING_RESOURCE_OWNER_DETAILS_URL => 'text', |
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self::SETTING_RESPONSE_ERROR => 'text', |
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self::SETTING_RESPONSE_CODE => 'text', |
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self::SETTING_RESPONSE_RESOURCE_OWNER_ID => 'text', |
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self::SETTING_UPDATE_USER_INFO => 'boolean', |
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self::SETTING_CREATE_NEW_USERS => 'boolean', |
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self::SETTING_RESPONSE_RESOURCE_OWNER_FIRSTNAME => 'text', |
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self::SETTING_RESPONSE_RESOURCE_OWNER_LASTNAME => 'text', |
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self::SETTING_RESPONSE_RESOURCE_OWNER_STATUS => 'text', |
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self::SETTING_RESPONSE_RESOURCE_OWNER_EMAIL => 'text', |
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self::SETTING_RESPONSE_RESOURCE_OWNER_USERNAME => 'text', |
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self::SETTING_RESPONSE_RESOURCE_OWNER_URLS => 'text', |
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self::SETTING_LOGOUT_URL => 'text', |
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self::SETTING_BLOCK_NAME => 'text', |
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self::SETTING_MANAGEMENT_LOGIN_ENABLE => 'boolean', |
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self::SETTING_MANAGEMENT_LOGIN_NAME => 'text', |
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] |
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); |
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} |
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/** |
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* Instance the plugin. |
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* |
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* @staticvar null $result |
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* |
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* @return $this |
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*/ |
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public static function create() |
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{ |
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static $result = null; |
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return $result ? $result : $result = new self(); |
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} |
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public function getProvider(): GenericProvider |
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{ |
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$options = [ |
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'clientId' => $this->get(self::SETTING_CLIENT_ID), |
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'clientSecret' => $this->get(self::SETTING_CLIENT_SECRET), |
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'redirectUri' => api_get_path(WEB_PLUGIN_PATH).'oauth2/src/callback.php', |
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'urlAuthorize' => $this->get(self::SETTING_AUTHORIZE_URL), |
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'urlResourceOwnerDetails' => $this->get(self::SETTING_RESOURCE_OWNER_DETAILS_URL), |
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]; |
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if ('' === $scopeSeparator = (string) $this->get(self::SETTING_SCOPE_SEPARATOR)) { |
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$scopeSeparator = ' '; |
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} |
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$options['scopeSeparator'] = $scopeSeparator; |
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if ('' !== $scopes = (string) $this->get(self::SETTING_SCOPES)) { |
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$options['scopes'] = explode($scopeSeparator, $scopes); |
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} |
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if ('' !== $urlAccessToken = (string) $this->get(self::SETTING_ACCESS_TOKEN_URL)) { |
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$options['urlAccessToken'] = $urlAccessToken; |
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} |
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if ('' !== $accessTokenMethod = (string) $this->get(self::SETTING_ACCESS_TOKEN_METHOD)) { |
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$options['accessTokenMethod'] = $accessTokenMethod; |
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} |
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// if ('' !== $accessTokenResourceOwnerId = (string) $this->get(self::SETTING_ACCESS_TOKEN_RESOURCE_OWNER_ID)) { |
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// $options['accessTokenResourceOwnerId'] = $accessTokenResourceOwnerId; |
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// } |
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if ('' !== $responseError = (string) $this->get(self::SETTING_RESPONSE_ERROR)) { |
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$options['responseError'] = $responseError; |
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} |
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if ('' !== $responseCode = (string) $this->get(self::SETTING_RESPONSE_CODE)) { |
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$options['responseCode'] = $responseCode; |
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} |
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if ('' !== $responseResourceOwnerId = (string) $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_ID)) { |
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$options['responseResourceOwnerId'] = $responseResourceOwnerId; |
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} |
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return new GenericProvider($options); |
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} |
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/** |
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* @throws IdentityProviderException |
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* |
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* @return array user information, as returned by api_get_user_info(userId) |
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* |
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* @var AccessToken |
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* @var GenericProvider |
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*/ |
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public function getUserInfo($provider, $accessToken) |
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{ |
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$url = $provider->getResourceOwnerDetailsUrl($accessToken); |
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$request = $provider->getAuthenticatedRequest($provider::METHOD_GET, $url, $accessToken); |
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$response = $provider->getParsedResponse($request); |
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if (false === is_array($response)) { |
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throw new UnexpectedValueException($this->get_lang('InvalidJsonReceivedFromProvider')); |
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} |
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$resourceOwnerId = $this->getValueByKey( |
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$response, |
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$this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_ID) |
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); |
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if (empty($resourceOwnerId)) { |
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throw new RuntimeException($this->get_lang('WrongResponseResourceOwnerId')); |
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} |
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$extraFieldValue = new ExtraFieldValue('user'); |
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$result = $extraFieldValue->get_item_id_from_field_variable_and_field_value( |
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self::EXTRA_FIELD_OAUTH2_ID, |
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$resourceOwnerId |
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); |
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if (false === $result) { |
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// authenticated user not found in internal database |
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if ('true' !== $this->get(self::SETTING_CREATE_NEW_USERS)) { |
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throw new RuntimeException($this->get_lang('NoUserHasThisOauthCode')); |
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} |
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require_once __DIR__.'/../../../main/auth/external_login/functions.inc.php'; |
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$userId = external_add_user( |
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[ |
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'firstname' => $this->getValueByKey($response, $this->get( |
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self::SETTING_RESPONSE_RESOURCE_OWNER_FIRSTNAME |
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), $this->get_lang('DefaultFirstname')), |
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'lastname' => $this->getValueByKey($response, $this->get( |
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self::SETTING_RESPONSE_RESOURCE_OWNER_LASTNAME |
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), $this->get_lang('DefaultLastname')), |
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'status' => $this->getValueByKey($response, $this->get( |
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self::SETTING_RESPONSE_RESOURCE_OWNER_STATUS |
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), STUDENT), |
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'email' => $this->getValueByKey($response, $this->get( |
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self::SETTING_RESPONSE_RESOURCE_OWNER_EMAIL |
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), 'oauth2user_'.$resourceOwnerId.'@'.(gethostname() or 'localhost')), |
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'username' => $this->getValueByKey($response, $this->get( |
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self::SETTING_RESPONSE_RESOURCE_OWNER_USERNAME |
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), 'oauth2user_'.$resourceOwnerId), |
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'auth_source' => 'oauth2', |
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] |
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); |
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if (false === $userId) { |
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throw new RuntimeException($this->get_lang('FailedUserCreation')); |
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} |
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$this->updateUser($userId, $response); |
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// Not checking function update_extra_field_value return value because not reliable |
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UserManager::update_extra_field_value($userId, self::EXTRA_FIELD_OAUTH2_ID, $resourceOwnerId); |
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$this->updateUserUrls($userId, $response); |
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} else { |
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// authenticated user found in internal database |
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if (is_array($result) and array_key_exists('item_id', $result)) { |
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$userId = $result['item_id']; |
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} else { |
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$userId = $result; |
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} |
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if ('true' === $this->get(self::SETTING_UPDATE_USER_INFO)) { |
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$this->updateUser($userId, $response); |
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$this->updateUserUrls($userId, $response); |
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} |
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} |
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$userInfo = api_get_user_info($userId); |
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if (empty($userInfo)) { |
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throw new LogicException($this->get_lang('InternalErrorCannotGetUserInfo')); |
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} |
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return $userInfo; |
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} |
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public function getSignInURL() |
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{ |
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return api_get_path(WEB_PLUGIN_PATH).$this->get_name().'/src/callback.php'; |
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} |
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public function getLogoutUrl() |
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{ |
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return $this->get(self::SETTING_LOGOUT_URL); |
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} |
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/** |
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* Create extra fields for user when installing. |
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*/ |
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public function install() |
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{ |
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UserManager::create_extra_field( |
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self::EXTRA_FIELD_OAUTH2_ID, |
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ExtraField::FIELD_TYPE_TEXT, |
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$this->get_lang('OAuth2Id'), |
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'' |
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); |
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} |
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/** |
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* Extends ArrayAccessorTrait::getValueByKey to return a list of values |
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* $key can contain wild card character * |
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* It will be replaced by 0, 1, 2 and so on as long as the resulting key exists in $data |
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* This is a recursive function, allowing for more than one occurrence of the wild card character. |
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* |
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* @param string $key |
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* @param array $default |
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* |
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* @return array |
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*/ |
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private function getValuesByKey(array $data, $key, $default = []) |
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{ |
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if (!is_string($key) || empty($key) || !count($data)) { |
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return $default; |
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} |
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$pos = strpos($key, '*'); |
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if ($pos === false) { |
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$value = $this->getValueByKey($data, $key, null); |
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return is_null($value) ? [] : [$value]; |
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} |
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$values = []; |
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$beginning = substr($key, 0, $pos); |
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$remaining = substr($key, $pos + 1); |
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$index = 0; |
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do { |
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$newValues = $this->getValuesByKey( |
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$data, |
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$beginning.$index.$remaining |
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); |
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$values = array_merge($values, $newValues); |
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$index++; |
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} while ($newValues); |
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return $values; |
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} |
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private function updateUser($userId, $response) |
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{ |
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/** |
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* @var $user Chamilo\UserBundle\Entity\User |
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*/ |
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$user = UserManager::getRepository()->find($userId); |
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$user->setFirstname( |
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$this->getValueByKey($response, $this->get( |
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self::SETTING_RESPONSE_RESOURCE_OWNER_FIRSTNAME |
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), $user->getFirstname()) |
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); |
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$user->setLastname( |
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$this->getValueByKey($response, $this->get( |
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self::SETTING_RESPONSE_RESOURCE_OWNER_LASTNAME |
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), $user->getLastname()) |
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); |
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$user->setUserName( |
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$this->getValueByKey($response, $this->get( |
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self::SETTING_RESPONSE_RESOURCE_OWNER_USERNAME |
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), $user->getUsername()) |
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); |
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$user->setEmail( |
335
|
|
|
$this->getValueByKey($response, $this->get( |
336
|
|
|
self::SETTING_RESPONSE_RESOURCE_OWNER_EMAIL |
337
|
|
|
), $user->getEmail()) |
338
|
|
|
); |
339
|
|
|
$user->setStatus( |
340
|
|
|
$this->getValueByKey($response, $this->get( |
341
|
|
|
self::SETTING_RESPONSE_RESOURCE_OWNER_STATUS |
342
|
|
|
), $user->getStatus()) |
343
|
|
|
); |
344
|
|
|
$user->setAuthSource('oauth2'); |
345
|
|
|
$configFilePath = __DIR__.'/../config.php'; |
346
|
|
|
if (file_exists($configFilePath)) { |
347
|
|
|
require_once $configFilePath; |
348
|
|
|
$functionName = 'oauth2UpdateUserFromResourceOwnerDetails'; |
349
|
|
|
if (function_exists($functionName)) { |
350
|
|
|
$functionName($response, $user); |
351
|
|
|
} |
352
|
|
|
} |
353
|
|
|
UserManager::getManager()->updateUser($user); |
354
|
|
|
} |
355
|
|
|
|
356
|
|
|
/** |
357
|
|
|
* Updates the Access URLs associated to a user |
358
|
|
|
* according to the OAuth2 server response resource owner |
359
|
|
|
* if multi-URL is enabled and SETTING_RESPONSE_RESOURCE_OWNER_URLS defined. |
360
|
|
|
* |
361
|
|
|
* @param $userId integer |
362
|
|
|
* @param $response array |
363
|
|
|
*/ |
364
|
|
|
private function updateUserUrls($userId, $response) |
365
|
|
|
{ |
366
|
|
|
if (api_is_multiple_url_enabled()) { |
367
|
|
|
$key = $this->get(self::SETTING_RESPONSE_RESOURCE_OWNER_URLS); |
368
|
|
|
if (!empty($key)) { |
369
|
|
|
$availableUrls = []; |
370
|
|
|
foreach (URLManager::get_url_data() as $existingUrl) { |
371
|
|
|
$urlId = $existingUrl['id']; |
372
|
|
|
$availableUrls[strval($urlId)] = $urlId; |
373
|
|
|
$availableUrls[$existingUrl['url']] = $urlId; |
374
|
|
|
} |
375
|
|
|
$allowedUrlIds = []; |
376
|
|
|
foreach ($this->getValuesByKey($response, $key) as $value) { |
377
|
|
|
if (array_key_exists($value, $availableUrls)) { |
378
|
|
|
$allowedUrlIds[] = $availableUrls[$value]; |
379
|
|
|
} else { |
380
|
|
|
$newValue = ($value[-1] === '/') ? substr($value, 0, -1) : $value.'/'; |
381
|
|
|
if (array_key_exists($newValue, $availableUrls)) { |
382
|
|
|
$allowedUrlIds[] = $availableUrls[$newValue]; |
383
|
|
|
} |
384
|
|
|
} |
385
|
|
|
} |
386
|
|
|
$grantedUrlIds = []; |
387
|
|
|
foreach (URLManager::get_access_url_from_user($userId) as $grantedUrl) { |
388
|
|
|
$grantedUrlIds[] = $grantedUrl['access_url_id']; |
389
|
|
|
} |
390
|
|
|
foreach (array_diff($grantedUrlIds, $allowedUrlIds) as $extraUrlId) { |
391
|
|
|
URLManager::delete_url_rel_user($userId, $extraUrlId); |
392
|
|
|
} |
393
|
|
|
foreach (array_diff($allowedUrlIds, $grantedUrlIds) as $missingUrlId) { |
394
|
|
|
URLManager::add_user_to_url($userId, $missingUrlId); |
395
|
|
|
} |
396
|
|
|
} |
397
|
|
|
} |
398
|
|
|
} |
399
|
|
|
} |
400
|
|
|
|