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| <?php | |
| /** | |
| * | |
| * This file is part of the phpBB Forum Software package. | |
| * | |
| * @copyright (c) phpBB Limited <https://www.phpbb.com> | |
| * @license GNU General Public License, version 2 (GPL-2.0) | |
| * | |
| * For full copyright and license information, please see | |
| * the docs/CREDITS.txt file. | |
| * | |
| */ | |
| /** | |
| * @ignore | |
| */ | |
| if (!defined('IN_PHPBB')) | |
| { | |
| exit; | |
| } | |
| /** | |
| * ucp_login_link | |
| * Allows users of external accounts link those accounts to their phpBB accounts | |
| * during an attempted login. | |
| */ | |
| class ucp_login_link | |
| { | |
| /** | |
| * @var string | |
| */ | |
| public $u_action; | |
| /** | |
| * Generates the ucp_login_link page and handles login link process | |
| * | |
| * @param int $id | |
| * @param string $mode | |
| */ | |
| function main($id, $mode) | |
| { | |
| global $phpbb_container, $request, $template, $user, $phpbb_dispatcher; | |
| global $phpbb_root_path, $phpEx; | |
| // Initialize necessary variables | |
| $login_error = null; | |
| $login_link_error = null; | |
| $login_username = null; | |
| // Build the data array | |
| $data = $this->get_login_link_data_array(); | |
| // Ensure the person was sent here with login_link data | |
| if (empty($data)) | |
| { | |
| $login_link_error = $user->lang['LOGIN_LINK_NO_DATA_PROVIDED']; | |
| } | |
| // Use the auth_provider requested even if different from configured | |
| /* @var $provider_collection \phpbb\auth\provider_collection */ | |
| $provider_collection = $phpbb_container->get('auth.provider_collection'); | |
| $auth_provider = $provider_collection->get_provider($request->variable('auth_provider', '')); | |
| // Set the link_method to login_link | |
| $data['link_method'] = 'login_link'; | |
| // Have the authentication provider check that all necessary data is available | |
| $result = $auth_provider->login_link_has_necessary_data($data); | |
| if ($result !== null) | |
| { | |
| $login_link_error = $user->lang[$result]; | |
| } | |
| // Perform link action if there is no error | |
| if (!$login_link_error) | |
| { | |
| if ($request->is_set_post('login')) | |
| { | |
| $login_username = $request->variable('login_username', '', true, \phpbb\request\request_interface::POST); | |
| $login_password = $request->untrimmed_variable('login_password', '', true, \phpbb\request\request_interface::POST); | |
| $login_result = $auth_provider->login($login_username, $login_password); | |
| // We only care if there is or is not an error | |
| $login_error = $this->process_login_result($login_result); | |
| if (!$login_error) | |
| { | |
| // Give the user_id to the data | |
| $data['user_id'] = $login_result['user_row']['user_id']; | |
| // The user is now logged in, attempt to link the user to the external account | |
| $result = $auth_provider->link_account($data); | |
| if ($result) | |
| { | |
| $login_link_error = $user->lang[$result]; | |
| } | |
| else | |
| { | |
| // Finish login | |
| $user->session_create($login_result['user_row']['user_id'], false, false, true); | |
| // Perform a redirect as the account has been linked | |
| $this->perform_redirect(); | |
| } | |
| } | |
| } | |
| } | |
| $tpl_ary = array( | |
| // Common template elements | |
| 'LOGIN_LINK_ERROR' => $login_link_error, | |
| 'PASSWORD_CREDENTIAL' => 'login_password', | |
| 'USERNAME_CREDENTIAL' => 'login_username', | |
| 'S_HIDDEN_FIELDS' => $this->get_hidden_fields($data), | |
| // Registration elements | |
| 'REGISTER_ACTION' => append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register'), | |
| // Login elements | |
| 'LOGIN_ERROR' => $login_error, | |
| 'LOGIN_USERNAME' => $login_username, | |
| ); | |
| /** | |
| * Event to perform additional actions before ucp_login_link is displayed | |
| * | |
| * @event core.ucp_login_link_template_after | |
| * @var array data Login link data | |
| * @var \phpbb\auth\provider_interface auth_provider Auth provider | |
| * @var string login_link_error Login link error | |
| * @var string login_error Login error | |
| * @var string login_username Login username | |
| * @var array tpl_ary Template variables | |
| * @since 3.2.4-RC1 | |
| */ | |
| $vars = array('data', 'auth_provider', 'login_link_error', 'login_error', 'login_username', 'tpl_ary'); | |
| extract($phpbb_dispatcher->trigger_event('core.ucp_login_link_template_after', compact($vars))); | |
| $template->assign_vars($tpl_ary); | |
| $this->tpl_name = 'ucp_login_link'; | |
| $this->page_title = 'UCP_LOGIN_LINK'; | |
| } | |
| /** | |
| * Builds the hidden fields string from the data array. | |
| * | |
| * @param array $data This function only includes data in the array | |
| * that has a key that begins with 'login_link_' | |
| * @return string A string of hidden fields that can be included in the | |
| * template | |
| */ | |
| protected function get_hidden_fields($data) | |
| { | |
| $fields = array(); | |
| foreach ($data as $key => $value) | |
| { | |
| $fields['login_link_' . $key] = $value; | |
| } | |
| return build_hidden_fields($fields); | |
| } | |
| /** | |
| * Builds the login_link data array | |
| * | |
| * @return array All login_link data. This is all GET data whose names | |
| * begin with 'login_link_' | |
| */ | |
| protected function get_login_link_data_array() | |
| { | |
| global $request; | |
| $var_names = $request->variable_names(\phpbb\request\request_interface::GET); | |
| $login_link_data = array(); | |
| $string_start_length = strlen('login_link_'); | |
| foreach ($var_names as $var_name) | |
| { | |
| if (strpos($var_name, 'login_link_') === 0) | |
| { | |
| $key_name = substr($var_name, $string_start_length); | |
| $login_link_data[$key_name] = $request->variable($var_name, '', false, \phpbb\request\request_interface::GET); | |
| } | |
| } | |
| return $login_link_data; | |
| } | |
| /** | |
| * Processes the result array from the login process | |
| * @param array $result The login result array | |
| * @return string|null If there was an error in the process, a string is | |
| * returned. If the login was successful, then null is | |
| * returned. | |
| */ | |
| protected function process_login_result($result) | |
| { | |
| global $config, $template, $user, $phpbb_container; | |
| $login_error = null; | |
| if ($result['status'] != LOGIN_SUCCESS) | |
| { | |
| // Handle all errors first | |
| if ($result['status'] == LOGIN_BREAK) | |
| { | |
| trigger_error($result['error_msg']); | |
| } | |
| switch ($result['status']) | |
| { | |
| case LOGIN_ERROR_ATTEMPTS: | |
| $captcha = $phpbb_container->get('captcha.factory')->get_instance($config['captcha_plugin']); | |
| $captcha->init(CONFIRM_LOGIN); | |
| $template->assign_vars(array( | |
| 'CAPTCHA_TEMPLATE' => $captcha->get_template(), | |
| )); | |
| $login_error = $user->lang[$result['error_msg']]; | |
| break; | |
| case LOGIN_ERROR_PASSWORD_CONVERT: | |
| $login_error = sprintf( | |
| $user->lang[$result['error_msg']], | |
| ($config['email_enable']) ? '<a href="' . append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=sendpassword') . '">' : '', | |
| ($config['email_enable']) ? '</a>' : '', | |
| ($config['board_contact']) ? '<a href="mailto:' . htmlspecialchars($config['board_contact'], ENT_COMPAT) . '">' : '', | |
| ($config['board_contact']) ? '</a>' : '' | |
| ); | |
| break; | |
| // Username, password, etc... | |
| default: | |
| $login_error = $user->lang[$result['error_msg']]; | |
| // Assign admin contact to some error messages | |
| if ($result['error_msg'] == 'LOGIN_ERROR_USERNAME' || $result['error_msg'] == 'LOGIN_ERROR_PASSWORD') | |
| { | |
| $login_error = (!$config['board_contact']) ? sprintf($user->lang[$result['error_msg']], '', '') : sprintf($user->lang[$result['error_msg']], '<a href="mailto:' . htmlspecialchars($config['board_contact'], ENT_COMPAT) . '">', '</a>'); | |
| } | |
| break; | |
| } | |
| } | |
| return $login_error; | |
| } | |
| /** | |
| * Performs a post login redirect | |
| */ | |
| protected function perform_redirect() | |
| { | |
| global $phpbb_root_path, $phpEx; | |
| $url = append_sid($phpbb_root_path . 'index.' . $phpEx); | |
| redirect($url); | |
| } | |
| } |