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<?php |
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|
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if(!defined('ABSPATH')){ |
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die('Hacking Attempt!'); |
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} |
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|
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class Loginizer_Social_Base{ |
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|
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public static $error = []; |
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public static $test = false; |
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public static $ref = ''; |
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public static $interim_login = ''; |
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public static $provider = ''; |
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public static $storage; |
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|
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protected static function login_user($user, $username = '', $password = ''){ |
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|
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if(isset($user) && is_object($user) && property_exists($user, 'ID') && empty(self::$test)){ |
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clean_user_cache(get_current_user_id()); |
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clean_user_cache($user->ID); |
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wp_clear_auth_cookie(); |
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|
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do_action('authenticate', $user, $user->user_login, ''); |
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|
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// If the user has enabled limit concurrent sessions |
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if(defined('LOGINIZER_PRO_VERSION')){ |
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$limit_session = apply_filters('loginizer_pro_limit_sessions', $user); |
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if(!empty($limit_session) && is_wp_error($limit_session)){ |
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self::$error['concurrent_logins'] = $limit_session->get_error_message(); |
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return false; |
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} |
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} |
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|
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wp_set_current_user($user->ID, $user->user_login); |
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wp_set_auth_cookie($user->ID, true, is_ssl()); |
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do_action('wp_login', $user->user_login, $user); |
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update_user_caches($user); |
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|
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return true; |
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} |
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|
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return false; |
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} |
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|
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/** |
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* Creates a User account |
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* |
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* @param mixed[] $data Data we get from the Social App |
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* @return void |
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*/ |
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protected static function register_account($data){ |
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global $loginizer; |
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|
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$username = $data['first_name'] . $data['last_name']; |
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|
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if(empty($username)){ |
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$parsed_email = explode('@', $data['email']); |
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|
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if(!empty($parsed_email[0])){ |
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$username = preg_replace('/[^A-Za-z0-9\-]/', '', $parsed_email[0]); |
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} |
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} |
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|
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$username = str_replace(' ', '', strtolower($username)); |
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$username = sanitize_user($username, true); |
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|
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$i = 1; |
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while(username_exists($username)){ |
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$username .= $i; |
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$i++; |
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} |
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|
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$password = wp_generate_password(12); |
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$userdata = [ |
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'user_login' => sanitize_text_field($username), |
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'user_pass' => $password, |
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'user_email' => sanitize_email($data['email']), |
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'role' => (!empty($loginizer['social_settings']['general']['default_role']) ? sanitize_text_field($loginizer['social_settings']['general']['default_role']) : 'subscriber'), |
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'show_admin_bar_front' => (!empty($loginizer['social_settings']['general']['hide_admin_bar']) ? false : true), |
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]; |
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|
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$user_id = wp_insert_user($userdata); |
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|
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// TODO: Handle Error here. |
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if(is_wp_error($user_id)){ |
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self::$error['registration_failed'] = __('Something went wrong while creating the user', 'loginizer'). $user_id->get_error_message(); |
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return; |
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} |
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|
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if(empty($user_id)){ |
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self::$error['registration_failed'] = __('Unable to register your account, try again later!', 'loginizer'); |
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self::close_tab(); |
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return; |
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} |
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|
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update_user_option($user_id, 'default_password_nag', true, true); // This will show alert to user to change the password. |
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$user = get_user_by('ID', $user_id); |
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|
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// Save avatar if possible. |
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$tried_to_download = get_user_meta($user->ID, 'loginizer_avatar_download', true); |
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if(!empty($data['photoURL']) && !empty($loginizer['social_settings']['general']['save_avatar']) && empty($tried_to_download)){ |
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self::save_avatar($data['photoURL'], $user->ID); |
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} |
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|
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// Logging In the new user. |
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self::login_user($user); |
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|
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// Closing the tab and redirecting to the admin. |
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$redirect_to = admin_url(); |
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|
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self::close_tab(); |
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|
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} |
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|
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/** |
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* Close the Tab or redirects back to the Login Page. |
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* |
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* @param string $redirect_to URL where the user should be redirected, leave empty if want to redirect to admin. |
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* @return void |
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*/ |
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protected static function close_tab(){ |
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global $loginizer; |
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|
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// Check if the URL is safe to use. |
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$redirect_to = ''; |
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if(!empty(self::$ref)){ |
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$redirect_to = self::handle_redirect(self::$ref); |
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} |
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|
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$target_window = 'same'; // If to redirect or to close the poup |
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$is_interim = ''; // If interim add query string as a identifier |
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if(self::$interim_login == 'lz'){ |
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$target_window = 'popup'; |
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$is_interim = '?interim_login=lz'; |
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} else if(!empty(self::$test)){ |
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$target_window = 'popup'; |
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|
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$redirect_to .= '&provider='.self::$provider.'&test=1'; |
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}else if(!empty($loginizer['social_settings']['general']['target_window'])){ |
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$target_window = $loginizer['social_settings']['general']['target_window']; |
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} |
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|
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if(empty($redirect_to) || $redirect_to == admin_url()){ |
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$redirect_to = admin_url($is_interim); |
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} |
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|
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if($target_window === 'same'){ |
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wp_safe_redirect($redirect_to); |
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die(); |
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} |
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|
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if(isset(self::$interim_login) && self::$interim_login === 'lz' && is_user_logged_in()){ |
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echo esc_html__('Login Successful', 'loginizer'); |
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} |
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|
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echo '<script> |
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window.opener.location.href="'.wp_validate_redirect(wp_sanitize_redirect($redirect_to)).'"; |
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window.close(); |
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</script>'; |
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|
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die(); |
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} |
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|
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// Download the avatar and returns Image ID |
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protected static function save_avatar($url, $user_id){ |
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|
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update_user_meta($user_id, 'loginizer_avatar_download', true); |
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|
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$tmp_file = self::download_avatar($url); |
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|
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if(is_wp_error($tmp_file) || empty($tmp_file)){ |
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return $tmp_file; |
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} |
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|
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$mime = wp_get_image_mime($tmp_file); |
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|
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$allowed_mime = [ |
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'image/webp' => 'webp', |
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'image/tiff' => 'tif', |
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'image/gif' => 'gif', |
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'image/jpeg' => 'jpg', |
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'image/bmp' => 'bmp', |
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'image/png' => 'png', |
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]; |
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|
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if(!array_key_exists($mime, $allowed_mime)){ |
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error_log('Loginizer Error: ' . __('The avatar has unsupported mime type.', 'loginizer')); |
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return; |
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} |
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|
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$upload_dir = wp_upload_dir(); |
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$avatar_upload_dir = trailingslashit($upload_dir['basedir']) . 'lz_avatars'; |
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|
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if(!wp_mkdir_p($avatar_upload_dir)){ |
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error_log('Loginizer Error: ' . __('Unable to create Directory to save avatars', 'loginizer')); |
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return; |
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} |
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|
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$avatar_file = wp_hash($user_id) .'.'. $allowed_mime[$mime]; |
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$avatar_file = wp_unique_filename($avatar_upload_dir, $avatar_file); |
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$avatar_file_path = trailingslashit($avatar_upload_dir) . $avatar_file; |
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|
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$new_file = copy($tmp_file, $avatar_file_path); |
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unlink($tmp_file); |
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|
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if(empty($new_file)){ |
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error_log('Loginizer Error: ' . __('Unable to copy the avatar from the tmp file', 'loginizer')); |
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return; |
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} |
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|
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$avatar_url = $upload_dir['baseurl'] . '/lz_avatars/' . basename($avatar_file); |
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|
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$attachment = [ |
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'guid' => $avatar_url, |
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'post_title' => '', |
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'post_content' => '', |
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'post_author' => $user_id, |
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'post_status' => 'private', |
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'post_mime_type' => $mime, |
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]; |
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|
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$attachment_id = wp_insert_attachment($attachment, $avatar_file_path); |
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|
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if(is_wp_error($attachment_id)){ |
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unlink($avatar_file_path); |
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error_log('Loginizer Error: ' . __('Unable to create an attachment of the Avatar', 'loginizer')); |
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return; |
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} |
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|
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global $wpdb, $blog_id; |
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|
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include_once(ABSPATH . 'wp-admin/includes/image.php'); |
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|
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wp_update_attachment_metadata($attachment_id, wp_generate_attachment_metadata($attachment_id, $avatar_file_path)); |
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|
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update_post_meta($attachment_id, '_wp_attachment_wp_user_avatar', $user_id); |
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update_user_meta($user_id, $wpdb->get_blog_prefix($blog_id) . 'lz_avatar', $attachment_id); |
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|
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} |
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|
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private static function download_avatar($url){ |
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|
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if(empty($url)){ |
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error_log('Loginizer Error: ' . __('The URL provided to download avatar is empty', 'loginizer')); |
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return; |
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} |
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|
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$tmp_file = uniqid(); |
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|
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if(empty($tmp_file)){ |
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error_log('Loginizer Error: ' . __('Unable to create a tmp file!', 'loginizer')); |
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return; |
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} |
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|
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$response = wp_remote_get($url, [ |
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'timeout' => 30, |
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'stream' => true, |
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'filename' => $tmp_file, |
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]); |
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|
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if(is_wp_error($response)){ |
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unlink($tmp_file); |
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error_log('Loginizer Error: ' . __('Download of the avatar failed!', 'loginizer')); |
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return; |
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} |
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|
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$code = wp_remote_retrieve_response_code($response); |
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|
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if($code != 200){ |
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unlink($tmp_file); |
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error_log('Loginizer Error: ' . sprintf(__('Download of the avatar failed with error code %s!', 'loginizer'), esc_html($code))); |
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return; |
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} |
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|
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$content_md5 = wp_remote_retrieve_header($response, 'content-md5'); |
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if(!empty($content_md5)){ |
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if(!function_exists('verify_file_md5')){ |
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include_once ABSPATH . 'wp-admin/includes/file.php'; |
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} |
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|
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$md5_check = verify_file_md5($tmp_file, $content_md5); |
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if(is_wp_error($md5_check)){ |
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unlink($tmpfname); |
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return $md5_check; |
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} |
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} |
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|
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return $tmp_file; |
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} |
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|
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protected static function handle_redirect($url){ |
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|
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if(empty($url)){ |
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return ''; |
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} |
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|
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$url = rawurldecode($url); |
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$parsed_url = parse_url($url); |
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|
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// If we have something in redirect to, then redirect to that page |
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if(!empty($parsed_url['query'])){ |
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preg_match('/(redirect_to|redirect)=([^&]*)/', $parsed_url['query'], $redirect_url); |
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|
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if(!empty($redirect_url[2])){ |
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return rawurldecode($redirect_url[2]); |
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} |
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} |
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|
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// Reloading the page wont show the admin page so we need to redirect it to the admin page. |
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if($parsed_url['scheme'].'://'.$parsed_url['host'] . $parsed_url['path'] == wp_login_url()){ |
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return admin_url(); |
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} |
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|
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// If none of the above happens then we will just make the page reload. |
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return $url; |
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} |
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|
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static function trigger_error(){ |
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global $loginizer; |
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|
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if(empty(self::$error)){ |
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return; |
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} |
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|
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// If we are testing we can just die, |
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// becuase we don't want the user to be redirected anywhere |
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if(!empty(self::$test) || (!empty(self::$storage) && self::$storage->get('test'))){ |
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wp_die(wp_kses_post(current(self::$error))); |
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} |
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|
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if(loginizer_is_whitelisted()){ |
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$loginizer['ip_is_whitelisted'] = 1; |
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} |
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|
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do_action('wp_login_failed', ''); |
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|
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self::error_state(); |
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self::close_tab(); // This will redirect to the appropriate page. |
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} |
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|
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// Stores the errors to be used once redirected. |
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static function error_state(){ |
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global $loginizer; |
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|
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$data = [ |
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'errors' => self::$error, |
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'retries_left' => $loginizer['retries_left'] |
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]; |
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|
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$identifier = uniqid('lz_social', true); |
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set_site_transient($identifier, $data, 300); |
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|
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setcookie('lz_social_error', $identifier, time() + 300, COOKIEPATH, COOKIE_DOMAIN, is_ssl(), true); |
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} |
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} |
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|
