| @@ -1,23 +1,8 @@ | ||
| 1 | -<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName | |
| 1 | +<?php | |
| 2 | 2 | /** |
| 3 | - * Jetpack_SSO module main class file. | |
| 4 | - * | |
| 5 | - * @package automattic/jetpack | |
| 6 | - */ | |
| 7 | - | |
| 8 | -use Automattic\Jetpack\Connection\Manager as Connection_Manager; | |
| 9 | -use Automattic\Jetpack\Roles; | |
| 10 | -use Automattic\Jetpack\Status; | |
| 11 | -use Automattic\Jetpack\Status\Host; | |
| 12 | -use Automattic\Jetpack\Tracking; | |
| 13 | - | |
| 14 | -require_once JETPACK__PLUGIN_DIR . 'modules/sso/class.jetpack-sso-helpers.php'; | |
| 15 | -require_once JETPACK__PLUGIN_DIR . 'modules/sso/class.jetpack-sso-notices.php'; | |
| 16 | - | |
| 17 | -/** | |
| 18 | 3 | * Module Name: Secure Sign On |
| 19 | - * Module Description: Allow users to log in to this site using WordPress.com accounts | |
| 4 | + * Module Description: Let users log in with their WordPress.com account for quick, secure access. | |
| 20 | 5 | * Sort Order: 30 |
| 21 | 6 | * Recommendation Order: 5 |
| 22 | 7 | * First Introduced: 2.6 |
| 23 | 8 | * Requires Connection: Yes |
| @@ -25,1268 +10,22 @@ | ||
| 25 | 10 | * Auto Activate: No |
| 26 | 11 | * Module Tags: Developers |
| 27 | 12 | * Feature: Security |
| 28 | 13 | * Additional Search Queries: sso, single sign on, login, log in, 2fa, two-factor |
| 14 | + * | |
| 15 | + * @package automattic/jetpack | |
| 29 | 16 | */ |
| 30 | -class Jetpack_SSO { | |
| 31 | - /** | |
| 32 | - * Jetpack_SSO instance. | |
| 33 | - * | |
| 34 | - * @var Jetpack_SSO | |
| 35 | - */ | |
| 36 | - public static $instance = null; | |
| 37 | 17 | |
| 38 | - /** | |
| 39 | - * Jetpack_SSO constructor. | |
| 40 | - */ | |
| 41 | - private function __construct() { | |
| 18 | +use Automattic\Jetpack\Connection\SSO; | |
| 42 | 19 | |
| 43 | - self::$instance = $this; | |
| 20 | +if ( ! defined( 'ABSPATH' ) ) { | |
| 21 | + exit( 0 ); | |
| 22 | +} | |
| 44 | 23 | |
| 45 | - add_action( 'admin_init', array( $this, 'maybe_authorize_user_after_sso' ), 1 ); | |
| 46 | - add_action( 'admin_init', array( $this, 'register_settings' ) ); | |
| 47 | - add_action( 'login_init', array( $this, 'login_init' ) ); | |
| 48 | - add_action( 'delete_user', array( $this, 'delete_connection_for_user' ) ); | |
| 49 | - add_filter( 'jetpack_xmlrpc_methods', array( $this, 'xmlrpc_methods' ) ); | |
| 50 | - add_action( 'init', array( $this, 'maybe_logout_user' ), 5 ); | |
| 51 | - add_action( 'jetpack_modules_loaded', array( $this, 'module_configure_button' ) ); | |
| 52 | - add_action( 'login_form_logout', array( $this, 'store_wpcom_profile_cookies_on_logout' ) ); | |
| 53 | - add_action( 'jetpack_unlinked_user', array( $this, 'delete_connection_for_user' ) ); | |
| 54 | - add_action( 'jetpack_site_before_disconnected', array( static::class, 'disconnect' ) ); | |
| 55 | - add_action( 'wp_login', array( 'Jetpack_SSO', 'clear_cookies_after_login' ) ); | |
| 24 | +SSO::get_instance(); | |
| 56 | 25 | |
| 57 | - // Adding this action so that on login_init, the action won't be sanitized out of the $action global. | |
| 58 | - add_action( 'login_form_jetpack-sso', '__return_true' ); | |
| 59 | - | |
| 60 | - add_filter( 'wp_login_errors', array( $this, 'sso_reminder_logout_wpcom' ) ); | |
| 61 | - | |
| 62 | - /** | |
| 63 | - * Filter to include Force 2FA feature. | |
| 64 | - * | |
| 65 | - * By default, `manage_options` users are forced when enable. The capability can be modified | |
| 66 | - * with the `jetpack_force_2fa_cap` filter. | |
| 67 | - * | |
| 68 | - * To enable the feature, add the following code: | |
| 69 | - * add_filter( 'jetpack_force_2fa', '__return_true' ); | |
| 70 | - * | |
| 71 | - * @param bool $force_2fa Whether to force 2FA or not. | |
| 72 | - * | |
| 73 | - * @todo Provide a UI to enable/disable the feature. | |
| 74 | - * | |
| 75 | - * @since 12.7 | |
| 76 | - * @module SSO | |
| 77 | - * @return bool | |
| 78 | - */ | |
| 79 | - if ( ! class_exists( 'Jetpack_Force_2FA' ) && apply_filters( 'jetpack_force_2fa', false ) ) { | |
| 80 | - // Checking for the class to avoid collisions with existing standalone Jetpack Force 2FA plugin and break out if so. | |
| 81 | - require_once JETPACK__PLUGIN_DIR . 'modules/sso/class-jetpack-force-2fa.php'; | |
| 82 | - new Jetpack_Force_2FA(); | |
| 83 | - } | |
| 84 | - } | |
| 85 | - | |
| 86 | - /** | |
| 87 | - * Returns the single instance of the Jetpack_SSO object | |
| 88 | - * | |
| 89 | - * @since 2.8 | |
| 90 | - * @return Jetpack_SSO | |
| 91 | - **/ | |
| 92 | - public static function get_instance() { | |
| 93 | - if ( self::$instance !== null ) { | |
| 94 | - return self::$instance; | |
| 95 | - } | |
| 96 | - | |
| 97 | - self::$instance = new Jetpack_SSO(); | |
| 98 | - return self::$instance; | |
| 99 | - } | |
| 100 | - | |
| 101 | - /** | |
| 102 | - * Add configure button and functionality to the module card on the Jetpack screen | |
| 103 | - **/ | |
| 104 | - public static function module_configure_button() { | |
| 26 | +add_action( | |
| 27 | + 'jetpack_modules_loaded', | |
| 28 | + function () { | |
| 105 | 29 | Jetpack::enable_module_configurable( __FILE__ ); |
| 106 | 30 | } |
| 107 | - | |
| 108 | - /** | |
| 109 | - * Safety heads-up added to the logout messages when SSO is enabled. | |
| 110 | - * Some folks on a shared computer don't know that they need to log out of WordPress.com as well. | |
| 111 | - * | |
| 112 | - * @param WP_Error $errors WP_Error object. | |
| 113 | - */ | |
| 114 | - public function sso_reminder_logout_wpcom( $errors ) { | |
| 115 | - if ( ( new Host() )->is_wpcom_platform() ) { | |
| 116 | - return $errors; | |
| 117 | - } | |
| 118 | - | |
| 119 | - if ( ! empty( $errors->errors['loggedout'] ) ) { | |
| 120 | - $logout_message = wp_kses( | |
| 121 | - sprintf( | |
| 122 | - /* translators: %1$s is a link to the WordPress.com account settings page. */ | |
| 123 | - __( 'If you are on a shared computer, remember to also <a href="%1$s">log out of WordPress.com</a>.', 'jetpack' ), | |
| 124 | - 'https://wordpress.com/me' | |
| 125 | - ), | |
| 126 | - array( | |
| 127 | - 'a' => array( | |
| 128 | - 'href' => array(), | |
| 129 | - ), | |
| 130 | - ) | |
| 131 | - ); | |
| 132 | - $errors->add( 'jetpack-sso-show-logout', $logout_message, 'message' ); | |
| 133 | - } | |
| 134 | - return $errors; | |
| 135 | - } | |
| 136 | - | |
| 137 | - /** | |
| 138 | - * If jetpack_force_logout == 1 in current user meta the user will be forced | |
| 139 | - * to logout and reauthenticate with the site. | |
| 140 | - **/ | |
| 141 | - public function maybe_logout_user() { | |
| 142 | - global $current_user; | |
| 143 | - | |
| 144 | - if ( 1 === (int) $current_user->jetpack_force_logout ) { | |
| 145 | - delete_user_meta( $current_user->ID, 'jetpack_force_logout' ); | |
| 146 | - self::delete_connection_for_user( $current_user->ID ); | |
| 147 | - wp_logout(); | |
| 148 | - wp_safe_redirect( wp_login_url() ); | |
| 149 | - exit; | |
| 150 | - } | |
| 151 | - } | |
| 152 | - | |
| 153 | - /** | |
| 154 | - * Adds additional methods the WordPress xmlrpc API for handling SSO specific features | |
| 155 | - * | |
| 156 | - * @param array $methods API methods. | |
| 157 | - * @return array | |
| 158 | - **/ | |
| 159 | - public function xmlrpc_methods( $methods ) { | |
| 160 | - $methods['jetpack.userDisconnect'] = array( $this, 'xmlrpc_user_disconnect' ); | |
| 161 | - return $methods; | |
| 162 | - } | |
| 163 | - | |
| 164 | - /** | |
| 165 | - * Marks a user's profile for disconnect from WordPress.com and forces a logout | |
| 166 | - * the next time the user visits the site. | |
| 167 | - * | |
| 168 | - * @param int $user_id User to disconnect from the site. | |
| 169 | - **/ | |
| 170 | - public function xmlrpc_user_disconnect( $user_id ) { | |
| 171 | - $user_query = new WP_User_Query( | |
| 172 | - array( | |
| 173 | - 'meta_key' => 'wpcom_user_id', | |
| 174 | - 'meta_value' => $user_id, | |
| 175 | - ) | |
| 176 | - ); | |
| 177 | - $user = $user_query->get_results(); | |
| 178 | - $user = $user[0]; | |
| 179 | - | |
| 180 | - if ( $user instanceof WP_User ) { | |
| 181 | - $user = wp_set_current_user( $user->ID ); | |
| 182 | - update_user_meta( $user->ID, 'jetpack_force_logout', '1' ); | |
| 183 | - self::delete_connection_for_user( $user->ID ); | |
| 184 | - return true; | |
| 185 | - } | |
| 186 | - return false; | |
| 187 | - } | |
| 188 | - | |
| 189 | - /** | |
| 190 | - * Enqueues scripts and styles necessary for SSO login. | |
| 191 | - */ | |
| 192 | - public function login_enqueue_scripts() { | |
| 193 | - global $action; | |
| 194 | - | |
| 195 | - if ( ! Jetpack_SSO_Helpers::display_sso_form_for_action( $action ) ) { | |
| 196 | - return; | |
| 197 | - } | |
| 198 | - | |
| 199 | - if ( is_rtl() ) { | |
| 200 | - wp_enqueue_style( 'jetpack-sso-login', plugins_url( 'modules/sso/jetpack-sso-login-rtl.css', JETPACK__PLUGIN_FILE ), array( 'login', 'genericons' ), JETPACK__VERSION ); | |
| 201 | - } else { | |
| 202 | - wp_enqueue_style( 'jetpack-sso-login', plugins_url( 'modules/sso/jetpack-sso-login.css', JETPACK__PLUGIN_FILE ), array( 'login', 'genericons' ), JETPACK__VERSION ); | |
| 203 | - } | |
| 204 | - | |
| 205 | - wp_enqueue_script( 'jetpack-sso-login', plugins_url( 'modules/sso/jetpack-sso-login.js', JETPACK__PLUGIN_FILE ), array( 'jquery' ), JETPACK__VERSION, false ); | |
| 206 | - } | |
| 207 | - | |
| 208 | - /** | |
| 209 | - * Adds Jetpack SSO classes to login body | |
| 210 | - * | |
| 211 | - * @param array $classes Array of classes to add to body tag. | |
| 212 | - * @return array Array of classes to add to body tag. | |
| 213 | - */ | |
| 214 | - public function login_body_class( $classes ) { | |
| 215 | - global $action; | |
| 216 | - | |
| 217 | - if ( ! Jetpack_SSO_Helpers::display_sso_form_for_action( $action ) ) { | |
| 218 | - return $classes; | |
| 219 | - } | |
| 220 | - | |
| 221 | - // Always add the jetpack-sso class so that we can add SSO specific styling even when the SSO form isn't being displayed. | |
| 222 | - $classes[] = 'jetpack-sso'; | |
| 223 | - | |
| 224 | - if ( ! ( new Status() )->is_staging_site() ) { | |
| 225 | - /** | |
| 226 | - * Should we show the SSO login form? | |
| 227 | - * | |
| 228 | - * $_GET['jetpack-sso-default-form'] is used to provide a fallback in case JavaScript is not enabled. | |
| 229 | - * | |
| 230 | - * The default_to_sso_login() method allows us to dynamically decide whether we show the SSO login form or not. | |
| 231 | - * The SSO module uses the method to display the default login form if we can not find a user to log in via SSO. | |
| 232 | - * But, the method could be filtered by a site admin to always show the default login form if that is preferred. | |
| 233 | - */ | |
| 234 | - if ( empty( $_GET['jetpack-sso-show-default-form'] ) && Jetpack_SSO_Helpers::show_sso_login() ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 235 | - $classes[] = 'jetpack-sso-form-display'; | |
| 236 | - } | |
| 237 | - } | |
| 238 | - | |
| 239 | - return $classes; | |
| 240 | - } | |
| 241 | - | |
| 242 | - /** | |
| 243 | - * Inlined admin styles for SSO. | |
| 244 | - */ | |
| 245 | - public function print_inline_admin_css() { | |
| 246 | - ?> | |
| 247 | - <style> | |
| 248 | - .jetpack-sso .message { | |
| 249 | - margin-top: 20px; | |
| 250 | - } | |
| 251 | - | |
| 252 | - .jetpack-sso #login .message:first-child, | |
| 253 | - .jetpack-sso #login h1 + .message { | |
| 254 | - margin-top: 0; | |
| 255 | - } | |
| 256 | - </style> | |
| 257 | - <?php | |
| 258 | - } | |
| 259 | - | |
| 260 | - /** | |
| 261 | - * Adds settings fields to Settings > General > Secure Sign On that allows users to | |
| 262 | - * turn off the login form on wp-login.php | |
| 263 | - * | |
| 264 | - * @since 2.7 | |
| 265 | - **/ | |
| 266 | - public function register_settings() { | |
| 267 | - | |
| 268 | - add_settings_section( | |
| 269 | - 'jetpack_sso_settings', | |
| 270 | - __( 'Secure Sign On', 'jetpack' ), | |
| 271 | - '__return_false', | |
| 272 | - 'jetpack-sso' | |
| 273 | - ); | |
| 274 | - | |
| 275 | - /* | |
| 276 | - * Settings > General > Secure Sign On | |
| 277 | - * Require two step authentication | |
| 278 | - */ | |
| 279 | - register_setting( | |
| 280 | - 'jetpack-sso', | |
| 281 | - 'jetpack_sso_require_two_step', | |
| 282 | - array( $this, 'validate_jetpack_sso_require_two_step' ) | |
| 283 | - ); | |
| 284 | - | |
| 285 | - add_settings_field( | |
| 286 | - 'jetpack_sso_require_two_step', | |
| 287 | - '', // Output done in render $callback: __( 'Require Two-Step Authentication' , 'jetpack' ). | |
| 288 | - array( $this, 'render_require_two_step' ), | |
| 289 | - 'jetpack-sso', | |
| 290 | - 'jetpack_sso_settings' | |
| 291 | - ); | |
| 292 | - | |
| 293 | - /* | |
| 294 | - * Settings > General > Secure Sign On | |
| 295 | - */ | |
| 296 | - register_setting( | |
| 297 | - 'jetpack-sso', | |
| 298 | - 'jetpack_sso_match_by_email', | |
| 299 | - array( $this, 'validate_jetpack_sso_match_by_email' ) | |
| 300 | - ); | |
| 301 | - | |
| 302 | - add_settings_field( | |
| 303 | - 'jetpack_sso_match_by_email', | |
| 304 | - '', // Output done in render $callback: __( 'Match by Email' , 'jetpack' ). | |
| 305 | - array( $this, 'render_match_by_email' ), | |
| 306 | - 'jetpack-sso', | |
| 307 | - 'jetpack_sso_settings' | |
| 308 | - ); | |
| 309 | - } | |
| 310 | - | |
| 311 | - /** | |
| 312 | - * Builds the display for the checkbox allowing user to require two step | |
| 313 | - * auth be enabled on WordPress.com accounts before login. Displays in Settings > General | |
| 314 | - * | |
| 315 | - * @since 2.7 | |
| 316 | - **/ | |
| 317 | - public function render_require_two_step() { | |
| 318 | - ?> | |
| 319 | - <label> | |
| 320 | - <input | |
| 321 | - type="checkbox" | |
| 322 | - name="jetpack_sso_require_two_step" | |
| 323 | - <?php checked( Jetpack_SSO_Helpers::is_two_step_required() ); ?> | |
| 324 | - <?php disabled( Jetpack_SSO_Helpers::is_require_two_step_checkbox_disabled() ); ?> | |
| 325 | - > | |
| 326 | - <?php esc_html_e( 'Require Two-Step Authentication', 'jetpack' ); ?> | |
| 327 | - </label> | |
| 328 | - <?php | |
| 329 | - } | |
| 330 | - | |
| 331 | - /** | |
| 332 | - * Validate the require two step checkbox in Settings > General. | |
| 333 | - * | |
| 334 | - * @param bool $input The jetpack_sso_require_two_step option setting. | |
| 335 | - * | |
| 336 | - * @since 2.7 | |
| 337 | - * @return boolean | |
| 338 | - **/ | |
| 339 | - public function validate_jetpack_sso_require_two_step( $input ) { | |
| 340 | - return ( ! empty( $input ) ) ? 1 : 0; | |
| 341 | - } | |
| 342 | - | |
| 343 | - /** | |
| 344 | - * Builds the display for the checkbox allowing the user to allow matching logins by email | |
| 345 | - * Displays in Settings > General | |
| 346 | - * | |
| 347 | - * @since 2.9 | |
| 348 | - **/ | |
| 349 | - public function render_match_by_email() { | |
| 350 | - ?> | |
| 351 | - <label> | |
| 352 | - <input | |
| 353 | - type="checkbox" | |
| 354 | - name="jetpack_sso_match_by_email" | |
| 355 | - <?php checked( Jetpack_SSO_Helpers::match_by_email() ); ?> | |
| 356 | - <?php disabled( Jetpack_SSO_Helpers::is_match_by_email_checkbox_disabled() ); ?> | |
| 357 | - > | |
| 358 | - <?php esc_html_e( 'Match by Email', 'jetpack' ); ?> | |
| 359 | - </label> | |
| 360 | - <?php | |
| 361 | - } | |
| 362 | - | |
| 363 | - /** | |
| 364 | - * Validate the match by email check in Settings > General. | |
| 365 | - * | |
| 366 | - * @param bool $input The jetpack_sso_match_by_email option setting. | |
| 367 | - * | |
| 368 | - * @since 2.9 | |
| 369 | - * @return boolean | |
| 370 | - **/ | |
| 371 | - public function validate_jetpack_sso_match_by_email( $input ) { | |
| 372 | - return ( ! empty( $input ) ) ? 1 : 0; | |
| 373 | - } | |
| 374 | - | |
| 375 | - /** | |
| 376 | - * Checks to determine if the user wants to login on wp-login | |
| 377 | - * | |
| 378 | - * This function mostly exists to cover the exceptions to login | |
| 379 | - * that may exist as other parameters to $_GET[action] as $_GET[action] | |
| 380 | - * does not have to exist. By default WordPress assumes login if an action | |
| 381 | - * is not set, however this may not be true, as in the case of logout | |
| 382 | - * where $_GET[loggedout] is instead set | |
| 383 | - * | |
| 384 | - * @return boolean | |
| 385 | - **/ | |
| 386 | - private function wants_to_login() { | |
| 387 | - $wants_to_login = false; | |
| 388 | - | |
| 389 | - // Cover default WordPress behavior. | |
| 390 | - $action = isset( $_REQUEST['action'] ) ? filter_var( wp_unslash( $_REQUEST['action'] ) ) : 'login'; // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 391 | - | |
| 392 | - // And now the exceptions. | |
| 393 | - $action = isset( $_GET['loggedout'] ) ? 'loggedout' : $action; // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 394 | - | |
| 395 | - if ( Jetpack_SSO_Helpers::display_sso_form_for_action( $action ) ) { | |
| 396 | - $wants_to_login = true; | |
| 397 | - } | |
| 398 | - | |
| 399 | - return $wants_to_login; | |
| 400 | - } | |
| 401 | - | |
| 402 | - /** | |
| 403 | - * Checks to determine if the user has indicated they want to use the wp-admin interface. | |
| 404 | - */ | |
| 405 | - private function use_wp_admin_interface() { | |
| 406 | - return 'wp-admin' === get_option( 'wpcom_admin_interface' ); | |
| 407 | - } | |
| 408 | - | |
| 409 | - /** | |
| 410 | - * Initialization for a SSO request. | |
| 411 | - */ | |
| 412 | - public function login_init() { | |
| 413 | - global $action; | |
| 414 | - | |
| 415 | - $tracking = new Tracking(); | |
| 416 | - | |
| 417 | - if ( Jetpack_SSO_Helpers::should_hide_login_form() ) { | |
| 418 | - /** | |
| 419 | - * Since the default authenticate filters fire at priority 20 for checking username and password, | |
| 420 | - * let's fire at priority 30. wp_authenticate_spam_check is fired at priority 99, but since we return a | |
| 421 | - * WP_Error in disable_default_login_form, then we won't trigger spam processing logic. | |
| 422 | - */ | |
| 423 | - add_filter( 'authenticate', array( 'Jetpack_SSO_Notices', 'disable_default_login_form' ), 30 ); | |
| 424 | - | |
| 425 | - /** | |
| 426 | - * Filter the display of the disclaimer message appearing when default WordPress login form is disabled. | |
| 427 | - * | |
| 428 | - * @module sso | |
| 429 | - * | |
| 430 | - * @since 2.8.0 | |
| 431 | - * | |
| 432 | - * @param bool true Should the disclaimer be displayed. Default to true. | |
| 433 | - */ | |
| 434 | - $display_sso_disclaimer = apply_filters( 'jetpack_sso_display_disclaimer', true ); | |
| 435 | - if ( $display_sso_disclaimer ) { | |
| 436 | - add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'msg_login_by_jetpack' ) ); | |
| 437 | - } | |
| 438 | - } | |
| 439 | - | |
| 440 | - if ( 'jetpack-sso' === $action ) { | |
| 441 | - if ( isset( $_GET['result'] ) && isset( $_GET['user_id'] ) && isset( $_GET['sso_nonce'] ) && 'success' === $_GET['result'] ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 442 | - $this->handle_login(); | |
| 443 | - $this->display_sso_login_form(); | |
| 444 | - } elseif ( ( new Status() )->is_staging_site() ) { | |
| 445 | - add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'sso_not_allowed_in_staging' ) ); | |
| 446 | - } else { | |
| 447 | - // Is it wiser to just use wp_redirect than do this runaround to wp_safe_redirect? | |
| 448 | - add_filter( 'allowed_redirect_hosts', array( 'Jetpack_SSO_Helpers', 'allowed_redirect_hosts' ) ); | |
| 449 | - $reauth = ! empty( $_GET['force_reauth'] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 450 | - $sso_url = $this->get_sso_url_or_die( $reauth ); | |
| 451 | - | |
| 452 | - $tracking->record_user_event( 'sso_login_redirect_success' ); | |
| 453 | - wp_safe_redirect( $sso_url ); | |
| 454 | - exit; | |
| 455 | - } | |
| 456 | - } elseif ( Jetpack_SSO_Helpers::display_sso_form_for_action( $action ) ) { | |
| 457 | - | |
| 458 | - // Save cookies so we can handle redirects after SSO. | |
| 459 | - static::save_cookies(); | |
| 460 | - | |
| 461 | - /** | |
| 462 | - * Check to see if the site admin wants to automagically forward the user | |
| 463 | - * to the WordPress.com login page AND that the request to wp-login.php | |
| 464 | - * is not something other than login (Like logout!) | |
| 465 | - */ | |
| 466 | - if ( ! $this->use_wp_admin_interface() && Jetpack_SSO_Helpers::bypass_login_forward_wpcom() && $this->wants_to_login() ) { | |
| 467 | - add_filter( 'allowed_redirect_hosts', array( 'Jetpack_SSO_Helpers', 'allowed_redirect_hosts' ) ); | |
| 468 | - $reauth = ! empty( $_GET['force_reauth'] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 469 | - $sso_url = $this->get_sso_url_or_die( $reauth ); | |
| 470 | - $tracking->record_user_event( 'sso_login_redirect_bypass_success' ); | |
| 471 | - wp_safe_redirect( $sso_url ); | |
| 472 | - exit; | |
| 473 | - } | |
| 474 | - | |
| 475 | - $this->display_sso_login_form(); | |
| 476 | - } | |
| 477 | - } | |
| 478 | - | |
| 479 | - /** | |
| 480 | - * Ensures that we can get a nonce from WordPress.com via XML-RPC before setting | |
| 481 | - * up the hooks required to display the SSO form. | |
| 482 | - */ | |
| 483 | - public function display_sso_login_form() { | |
| 484 | - add_filter( 'login_body_class', array( $this, 'login_body_class' ) ); | |
| 485 | - add_action( 'login_head', array( $this, 'print_inline_admin_css' ) ); | |
| 486 | - | |
| 487 | - if ( ( new Status() )->is_staging_site() ) { | |
| 488 | - add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'sso_not_allowed_in_staging' ) ); | |
| 489 | - return; | |
| 490 | - } | |
| 491 | - | |
| 492 | - $sso_nonce = self::request_initial_nonce(); | |
| 493 | - if ( is_wp_error( $sso_nonce ) ) { | |
| 494 | - return; | |
| 495 | - } | |
| 496 | - | |
| 497 | - add_action( 'login_form', array( $this, 'login_form' ) ); | |
| 498 | - add_action( 'login_enqueue_scripts', array( $this, 'login_enqueue_scripts' ) ); | |
| 499 | - } | |
| 500 | - | |
| 501 | - /** | |
| 502 | - * Conditionally save the redirect_to url as a cookie. | |
| 503 | - * | |
| 504 | - * @since 4.6.0 Renamed to save_cookies from maybe_save_redirect_cookies | |
| 505 | - */ | |
| 506 | - public static function save_cookies() { | |
| 507 | - if ( headers_sent() ) { | |
| 508 | - return new WP_Error( 'headers_sent', __( 'Cannot deal with cookie redirects, as headers are already sent.', 'jetpack' ) ); | |
| 509 | - } | |
| 510 | - | |
| 511 | - setcookie( | |
| 512 | - 'jetpack_sso_original_request', | |
| 513 | - // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- Sniff misses the wrapping esc_url_raw(). | |
| 514 | - esc_url_raw( set_url_scheme( ( isset( $_SERVER['HTTP_HOST'] ) ? wp_unslash( $_SERVER['HTTP_HOST'] ) : '' ) . ( isset( $_SERVER['REQUEST_URI'] ) ? wp_unslash( $_SERVER['REQUEST_URI'] ) : '' ) ) ), | |
| 515 | - time() + HOUR_IN_SECONDS, | |
| 516 | - COOKIEPATH, | |
| 517 | - COOKIE_DOMAIN, | |
| 518 | - is_ssl(), | |
| 519 | - true | |
| 520 | - ); | |
| 521 | - | |
| 522 | - if ( ! empty( $_GET['redirect_to'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 523 | - // If we have something to redirect to. | |
| 524 | - $url = esc_url_raw( wp_unslash( $_GET['redirect_to'] ) ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 525 | - setcookie( 'jetpack_sso_redirect_to', $url, time() + HOUR_IN_SECONDS, COOKIEPATH, COOKIE_DOMAIN, is_ssl(), true ); | |
| 526 | - } elseif ( ! empty( $_COOKIE['jetpack_sso_redirect_to'] ) ) { | |
| 527 | - // Otherwise, if it's already set, purge it. | |
| 528 | - setcookie( 'jetpack_sso_redirect_to', ' ', time() - YEAR_IN_SECONDS, COOKIEPATH, COOKIE_DOMAIN, is_ssl(), true ); | |
| 529 | - } | |
| 530 | - } | |
| 531 | - | |
| 532 | - /** | |
| 533 | - * Outputs the Jetpack SSO button and description as well as the toggle link | |
| 534 | - * for switching between Jetpack SSO and default login. | |
| 535 | - */ | |
| 536 | - public function login_form() { | |
| 537 | - $site_name = get_bloginfo( 'name' ); | |
| 538 | - if ( ! $site_name ) { | |
| 539 | - $site_name = get_bloginfo( 'url' ); | |
| 540 | - } | |
| 541 | - | |
| 542 | - $display_name = ! empty( $_COOKIE[ 'jetpack_sso_wpcom_name_' . COOKIEHASH ] ) | |
| 543 | - ? sanitize_text_field( wp_unslash( $_COOKIE[ 'jetpack_sso_wpcom_name_' . COOKIEHASH ] ) ) | |
| 544 | - : false; | |
| 545 | - $gravatar = ! empty( $_COOKIE[ 'jetpack_sso_wpcom_gravatar_' . COOKIEHASH ] ) | |
| 546 | - ? esc_url_raw( wp_unslash( $_COOKIE[ 'jetpack_sso_wpcom_gravatar_' . COOKIEHASH ] ) ) | |
| 547 | - : false; | |
| 548 | - | |
| 549 | - ?> | |
| 550 | - <div id="jetpack-sso-wrap"> | |
| 551 | - <?php | |
| 552 | - /** | |
| 553 | - * Allow extension above Jetpack's SSO form. | |
| 554 | - * | |
| 555 | - * @module sso | |
| 556 | - * | |
| 557 | - * @since 8.6.0 | |
| 558 | - */ | |
| 559 | - do_action( 'jetpack_sso_login_form_above_wpcom' ); | |
| 560 | - | |
| 561 | - if ( $display_name && $gravatar ) : | |
| 562 | - ?> | |
| 563 | - <div id="jetpack-sso-wrap__user"> | |
| 564 | - <img width="72" height="72" src="<?php echo esc_html( $gravatar ); ?>" /> | |
| 565 | - | |
| 566 | - <h2> | |
| 567 | - <?php | |
| 568 | - echo wp_kses( | |
| 569 | - /* translators: %s a user display name. */ | |
| 570 | - sprintf( __( 'Log in as <span>%s</span>', 'jetpack' ), esc_html( $display_name ) ), | |
| 571 | - array( 'span' => true ) | |
| 572 | - ); | |
| 573 | - ?> | |
| 574 | - </h2> | |
| 575 | - </div> | |
| 576 | - | |
| 577 | - <?php endif; ?> | |
| 578 | - | |
| 579 | - | |
| 580 | - <div id="jetpack-sso-wrap__action"> | |
| 581 | - <?php echo $this->build_sso_button( array(), 'is_primary' ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- Escaping done in build_sso_button() ?> | |
| 582 | - | |
| 583 | - <?php if ( $display_name && $gravatar ) : ?> | |
| 584 | - <a rel="nofollow" class="jetpack-sso-wrap__reauth" href="<?php echo esc_url( $this->build_sso_button_url( array( 'force_reauth' => '1' ) ) ); ?>"> | |
| 585 | - <?php esc_html_e( 'Log in as a different WordPress.com user', 'jetpack' ); ?> | |
| 586 | - </a> | |
| 587 | - <?php else : ?> | |
| 588 | - <p> | |
| 589 | - <?php | |
| 590 | - /** | |
| 591 | - * Filter the messeage displayed below the SSO button. | |
| 592 | - * | |
| 593 | - * @module sso | |
| 594 | - * | |
| 595 | - * @since 10.3.0 | |
| 596 | - * | |
| 597 | - * @param string $sso_explanation Message displayed below the SSO button. | |
| 598 | - */ | |
| 599 | - $sso_explanation = apply_filters( | |
| 600 | - 'jetpack_sso_login_form_explanation_text', | |
| 601 | - sprintf( | |
| 602 | - /* Translators: %s is the name of the site. */ | |
| 603 | - __( 'You can now save time spent logging in by connecting your WordPress.com account to %s.', 'jetpack' ), | |
| 604 | - esc_html( $site_name ) | |
| 605 | - ) | |
| 606 | - ); | |
| 607 | - echo esc_html( $sso_explanation ); | |
| 608 | - ?> | |
| 609 | - </p> | |
| 610 | - <?php endif; ?> | |
| 611 | - </div> | |
| 612 | - | |
| 613 | - <?php | |
| 614 | - /** | |
| 615 | - * Allow extension below Jetpack's SSO form. | |
| 616 | - * | |
| 617 | - * @module sso | |
| 618 | - * | |
| 619 | - * @since 8.6.0 | |
| 620 | - */ | |
| 621 | - do_action( 'jetpack_sso_login_form_below_wpcom' ); | |
| 622 | - | |
| 623 | - if ( ! Jetpack_SSO_Helpers::should_hide_login_form() ) : | |
| 624 | - ?> | |
| 625 | - <div class="jetpack-sso-or"> | |
| 626 | - <span><?php esc_html_e( 'Or', 'jetpack' ); ?></span> | |
| 627 | - </div> | |
| 628 | - | |
| 629 | - <a href="<?php echo esc_url( add_query_arg( 'jetpack-sso-show-default-form', '1' ) ); ?>" class="jetpack-sso-toggle wpcom"> | |
| 630 | - <?php | |
| 631 | - esc_html_e( 'Log in with username and password', 'jetpack' ) | |
| 632 | - ?> | |
| 633 | - </a> | |
| 634 | - | |
| 635 | - <a href="<?php echo esc_url( add_query_arg( 'jetpack-sso-show-default-form', '0' ) ); ?>" class="jetpack-sso-toggle default"> | |
| 636 | - <?php | |
| 637 | - esc_html_e( 'Log in with WordPress.com', 'jetpack' ) | |
| 638 | - ?> | |
| 639 | - </a> | |
| 640 | - <?php endif; ?> | |
| 641 | - </div> | |
| 642 | - <?php | |
| 643 | - } | |
| 644 | - | |
| 645 | - /** | |
| 646 | - * Clear the cookies that store the profile information for the last | |
| 647 | - * WPCOM user to connect. | |
| 648 | - */ | |
| 649 | - public static function clear_wpcom_profile_cookies() { | |
| 650 | - if ( isset( $_COOKIE[ 'jetpack_sso_wpcom_name_' . COOKIEHASH ] ) ) { | |
| 651 | - setcookie( | |
| 652 | - 'jetpack_sso_wpcom_name_' . COOKIEHASH, | |
| 653 | - ' ', | |
| 654 | - time() - YEAR_IN_SECONDS, | |
| 655 | - COOKIEPATH, | |
| 656 | - COOKIE_DOMAIN, | |
| 657 | - is_ssl(), | |
| 658 | - true | |
| 659 | - ); | |
| 660 | - } | |
| 661 | - | |
| 662 | - if ( isset( $_COOKIE[ 'jetpack_sso_wpcom_gravatar_' . COOKIEHASH ] ) ) { | |
| 663 | - setcookie( | |
| 664 | - 'jetpack_sso_wpcom_gravatar_' . COOKIEHASH, | |
| 665 | - ' ', | |
| 666 | - time() - YEAR_IN_SECONDS, | |
| 667 | - COOKIEPATH, | |
| 668 | - COOKIE_DOMAIN, | |
| 669 | - is_ssl(), | |
| 670 | - true | |
| 671 | - ); | |
| 672 | - } | |
| 673 | - } | |
| 674 | - | |
| 675 | - /** | |
| 676 | - * Clear cookies that are no longer needed once the user has logged in. | |
| 677 | - * | |
| 678 | - * @since 4.8.0 | |
| 679 | - */ | |
| 680 | - public static function clear_cookies_after_login() { | |
| 681 | - self::clear_wpcom_profile_cookies(); | |
| 682 | - if ( isset( $_COOKIE['jetpack_sso_nonce'] ) ) { | |
| 683 | - setcookie( | |
| 684 | - 'jetpack_sso_nonce', | |
| 685 | - ' ', | |
| 686 | - time() - YEAR_IN_SECONDS, | |
| 687 | - COOKIEPATH, | |
| 688 | - COOKIE_DOMAIN, | |
| 689 | - is_ssl(), | |
| 690 | - true | |
| 691 | - ); | |
| 692 | - } | |
| 693 | - | |
| 694 | - if ( isset( $_COOKIE['jetpack_sso_original_request'] ) ) { | |
| 695 | - setcookie( | |
| 696 | - 'jetpack_sso_original_request', | |
| 697 | - ' ', | |
| 698 | - time() - YEAR_IN_SECONDS, | |
| 699 | - COOKIEPATH, | |
| 700 | - COOKIE_DOMAIN, | |
| 701 | - is_ssl(), | |
| 702 | - true | |
| 703 | - ); | |
| 704 | - } | |
| 705 | - | |
| 706 | - if ( isset( $_COOKIE['jetpack_sso_redirect_to'] ) ) { | |
| 707 | - setcookie( | |
| 708 | - 'jetpack_sso_redirect_to', | |
| 709 | - ' ', | |
| 710 | - time() - YEAR_IN_SECONDS, | |
| 711 | - COOKIEPATH, | |
| 712 | - COOKIE_DOMAIN, | |
| 713 | - is_ssl(), | |
| 714 | - true | |
| 715 | - ); | |
| 716 | - } | |
| 717 | - } | |
| 718 | - | |
| 719 | - /** | |
| 720 | - * Clean up after Jetpack gets disconnected. | |
| 721 | - * | |
| 722 | - * @since 10.7 | |
| 723 | - */ | |
| 724 | - public static function disconnect() { | |
| 725 | - if ( Jetpack::connection()->is_user_connected() ) { | |
| 726 | - static::delete_connection_for_user( get_current_user_id() ); | |
| 727 | - } | |
| 728 | - } | |
| 729 | - | |
| 730 | - /** | |
| 731 | - * Remove an SSO connection for a user. | |
| 732 | - * | |
| 733 | - * @param int $user_id The local user id. | |
| 734 | - */ | |
| 735 | - public static function delete_connection_for_user( $user_id ) { | |
| 736 | - $wpcom_user_id = get_user_meta( $user_id, 'wpcom_user_id', true ); | |
| 737 | - if ( ! $wpcom_user_id ) { | |
| 738 | - return; | |
| 739 | - } | |
| 740 | - | |
| 741 | - $xml = new Jetpack_IXR_Client( | |
| 742 | - array( | |
| 743 | - 'wpcom_user_id' => $user_id, | |
| 744 | - ) | |
| 745 | - ); | |
| 746 | - $xml->query( 'jetpack.sso.removeUser', $wpcom_user_id ); | |
| 747 | - | |
| 748 | - if ( $xml->isError() ) { | |
| 749 | - return false; | |
| 750 | - } | |
| 751 | - | |
| 752 | - // Clean up local data stored for SSO. | |
| 753 | - delete_user_meta( $user_id, 'wpcom_user_id' ); | |
| 754 | - delete_user_meta( $user_id, 'wpcom_user_data' ); | |
| 755 | - self::clear_wpcom_profile_cookies(); | |
| 756 | - | |
| 757 | - return $xml->getResponse(); | |
| 758 | - } | |
| 759 | - | |
| 760 | - /** | |
| 761 | - * Retrieves nonce used for SSO form. | |
| 762 | - */ | |
| 763 | - public static function request_initial_nonce() { | |
| 764 | - $nonce = ! empty( $_COOKIE['jetpack_sso_nonce'] ) | |
| 765 | - ? sanitize_key( wp_unslash( $_COOKIE['jetpack_sso_nonce'] ) ) | |
| 766 | - : false; | |
| 767 | - | |
| 768 | - if ( ! $nonce ) { | |
| 769 | - $xml = new Jetpack_IXR_Client(); | |
| 770 | - $xml->query( 'jetpack.sso.requestNonce' ); | |
| 771 | - | |
| 772 | - if ( $xml->isError() ) { | |
| 773 | - return new WP_Error( $xml->getErrorCode(), $xml->getErrorMessage() ); | |
| 774 | - } | |
| 775 | - | |
| 776 | - $nonce = sanitize_key( $xml->getResponse() ); | |
| 777 | - | |
| 778 | - setcookie( | |
| 779 | - 'jetpack_sso_nonce', | |
| 780 | - $nonce, | |
| 781 | - time() + ( 10 * MINUTE_IN_SECONDS ), | |
| 782 | - COOKIEPATH, | |
| 783 | - COOKIE_DOMAIN, | |
| 784 | - is_ssl(), | |
| 785 | - true | |
| 786 | - ); | |
| 787 | - } | |
| 788 | - | |
| 789 | - return $nonce; | |
| 790 | - } | |
| 791 | - | |
| 792 | - /** | |
| 793 | - * The function that actually handles the login! | |
| 794 | - */ | |
| 795 | - public function handle_login() { | |
| 796 | - $wpcom_nonce = isset( $_GET['sso_nonce'] ) ? sanitize_key( $_GET['sso_nonce'] ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 797 | - $wpcom_user_id = isset( $_GET['user_id'] ) ? (int) $_GET['user_id'] : 0; // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 798 | - | |
| 799 | - $xml = new Jetpack_IXR_Client(); | |
| 800 | - $xml->query( 'jetpack.sso.validateResult', $wpcom_nonce, $wpcom_user_id ); | |
| 801 | - | |
| 802 | - $user_data = $xml->isError() ? false : $xml->getResponse(); | |
| 803 | - if ( empty( $user_data ) ) { | |
| 804 | - add_filter( 'jetpack_sso_default_to_sso_login', '__return_false' ); | |
| 805 | - add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'error_invalid_response_data' ) ); | |
| 806 | - return; | |
| 807 | - } | |
| 808 | - | |
| 809 | - $user_data = (object) $user_data; | |
| 810 | - $user = null; | |
| 811 | - | |
| 812 | - /** | |
| 813 | - * Fires before Jetpack's SSO modifies the log in form. | |
| 814 | - * | |
| 815 | - * @module sso | |
| 816 | - * | |
| 817 | - * @since 2.6.0 | |
| 818 | - * | |
| 819 | - * @param object $user_data WordPress.com User information. | |
| 820 | - */ | |
| 821 | - do_action( 'jetpack_sso_pre_handle_login', $user_data ); | |
| 822 | - | |
| 823 | - $tracking = new Tracking(); | |
| 824 | - | |
| 825 | - if ( Jetpack_SSO_Helpers::is_two_step_required() && 0 === (int) $user_data->two_step_enabled ) { | |
| 826 | - $this->user_data = $user_data; | |
| 827 | - | |
| 828 | - $tracking->record_user_event( | |
| 829 | - 'sso_login_failed', | |
| 830 | - array( | |
| 831 | - 'error_message' => 'error_msg_enable_two_step', | |
| 832 | - ) | |
| 833 | - ); | |
| 834 | - | |
| 835 | - $error = new WP_Error( 'two_step_required', __( 'You must have Two-Step Authentication enabled on your WordPress.com account.', 'jetpack' ) ); | |
| 836 | - | |
| 837 | - /** This filter is documented in core/src/wp-includes/pluggable.php */ | |
| 838 | - do_action( 'wp_login_failed', $user_data->login, $error ); | |
| 839 | - add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'error_msg_enable_two_step' ) ); | |
| 840 | - return; | |
| 841 | - } | |
| 842 | - | |
| 843 | - $user_found_with = ''; | |
| 844 | - if ( empty( $user ) && isset( $user_data->external_user_id ) ) { | |
| 845 | - $user_found_with = 'external_user_id'; | |
| 846 | - $user = get_user_by( 'id', (int) $user_data->external_user_id ); | |
| 847 | - if ( $user ) { | |
| 848 | - $expected_id = get_user_meta( $user->ID, 'wpcom_user_id', true ); | |
| 849 | - if ( $expected_id && $expected_id != $user_data->ID ) { // phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison, Universal.Operators.StrictComparisons.LooseNotEqual | |
| 850 | - $error = new WP_Error( 'expected_wpcom_user', __( 'Something got a little mixed up and an unexpected WordPress.com user logged in.', 'jetpack' ) ); | |
| 851 | - | |
| 852 | - $tracking->record_user_event( | |
| 853 | - 'sso_login_failed', | |
| 854 | - array( | |
| 855 | - 'error_message' => 'error_unexpected_wpcom_user', | |
| 856 | - ) | |
| 857 | - ); | |
| 858 | - | |
| 859 | - /** This filter is documented in core/src/wp-includes/pluggable.php */ | |
| 860 | - do_action( 'wp_login_failed', $user_data->login, $error ); | |
| 861 | - add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'error_invalid_response_data' ) ); // @todo Need to have a better notice. This is only for the sake of testing the validation. | |
| 862 | - return; | |
| 863 | - } | |
| 864 | - update_user_meta( $user->ID, 'wpcom_user_id', $user_data->ID ); | |
| 865 | - } | |
| 866 | - } | |
| 867 | - | |
| 868 | - // If we don't have one by wpcom_user_id, try by the email? | |
| 869 | - if ( empty( $user ) && Jetpack_SSO_Helpers::match_by_email() ) { | |
| 870 | - $user_found_with = 'match_by_email'; | |
| 871 | - $user = get_user_by( 'email', $user_data->email ); | |
| 872 | - if ( $user ) { | |
| 873 | - update_user_meta( $user->ID, 'wpcom_user_id', $user_data->ID ); | |
| 874 | - } | |
| 875 | - } | |
| 876 | - | |
| 877 | - // If we've still got nothing, create the user. | |
| 878 | - $new_user_override_role = Jetpack_SSO_Helpers::new_user_override( $user_data ); | |
| 879 | - if ( empty( $user ) && ( get_option( 'users_can_register' ) || $new_user_override_role ) ) { | |
| 880 | - /** | |
| 881 | - * If not matching by email we still need to verify the email does not exist | |
| 882 | - * or this blows up | |
| 883 | - * | |
| 884 | - * If match_by_email is true, we know the email doesn't exist, as it would have | |
| 885 | - * been found in the first pass. If get_user_by( 'email' ) doesn't find the | |
| 886 | - * user, then we know that email is unused, so it's safe to add. | |
| 887 | - */ | |
| 888 | - if ( Jetpack_SSO_Helpers::match_by_email() || ! get_user_by( 'email', $user_data->email ) ) { | |
| 889 | - | |
| 890 | - if ( $new_user_override_role ) { | |
| 891 | - $user_data->role = $new_user_override_role; | |
| 892 | - } | |
| 893 | - | |
| 894 | - $user = Jetpack_SSO_Helpers::generate_user( $user_data ); | |
| 895 | - if ( ! $user ) { | |
| 896 | - $tracking->record_user_event( | |
| 897 | - 'sso_login_failed', | |
| 898 | - array( | |
| 899 | - 'error_message' => 'could_not_create_username', | |
| 900 | - ) | |
| 901 | - ); | |
| 902 | - add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'error_unable_to_create_user' ) ); | |
| 903 | - return; | |
| 904 | - } | |
| 905 | - | |
| 906 | - $user_found_with = $new_user_override_role | |
| 907 | - ? 'user_created_new_user_override' | |
| 908 | - : 'user_created_users_can_register'; | |
| 909 | - } else { | |
| 910 | - $tracking->record_user_event( | |
| 911 | - 'sso_login_failed', | |
| 912 | - array( | |
| 913 | - 'error_message' => 'error_msg_email_already_exists', | |
| 914 | - ) | |
| 915 | - ); | |
| 916 | - | |
| 917 | - $this->user_data = $user_data; | |
| 918 | - add_action( 'login_message', array( 'Jetpack_SSO_Notices', 'error_msg_email_already_exists' ) ); | |
| 919 | - return; | |
| 920 | - } | |
| 921 | - } | |
| 922 | - | |
| 923 | - /** | |
| 924 | - * Fires after we got login information from WordPress.com. | |
| 925 | - * | |
| 926 | - * @module sso | |
| 927 | - * | |
| 928 | - * @since 2.6.0 | |
| 929 | - * | |
| 930 | - * @param WP_User|false|null $user Local User information. | |
| 931 | - * @param object $user_data WordPress.com User Login information. | |
| 932 | - */ | |
| 933 | - do_action( 'jetpack_sso_handle_login', $user, $user_data ); | |
| 934 | - | |
| 935 | - if ( $user ) { | |
| 936 | - // Cache the user's details, so we can present it back to them on their user screen. | |
| 937 | - update_user_meta( $user->ID, 'wpcom_user_data', $user_data ); | |
| 938 | - | |
| 939 | - add_filter( 'auth_cookie_expiration', array( 'Jetpack_SSO_Helpers', 'extend_auth_cookie_expiration_for_sso' ) ); | |
| 940 | - wp_set_auth_cookie( $user->ID, true ); | |
| 941 | - remove_filter( 'auth_cookie_expiration', array( 'Jetpack_SSO_Helpers', 'extend_auth_cookie_expiration_for_sso' ) ); | |
| 942 | - | |
| 943 | - /** This filter is documented in core/src/wp-includes/user.php */ | |
| 944 | - do_action( 'wp_login', $user->user_login, $user ); | |
| 945 | - | |
| 946 | - wp_set_current_user( $user->ID ); | |
| 947 | - | |
| 948 | - $_request_redirect_to = isset( $_REQUEST['redirect_to'] ) ? esc_url_raw( wp_unslash( $_REQUEST['redirect_to'] ) ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 949 | - $redirect_to = user_can( $user, 'edit_posts' ) ? admin_url() : self::profile_page_url(); | |
| 950 | - | |
| 951 | - // If we have a saved redirect to request in a cookie. | |
| 952 | - if ( ! empty( $_COOKIE['jetpack_sso_redirect_to'] ) ) { | |
| 953 | - // Set that as the requested redirect to. | |
| 954 | - $redirect_to = esc_url_raw( wp_unslash( $_COOKIE['jetpack_sso_redirect_to'] ) ); | |
| 955 | - $_request_redirect_to = $redirect_to; | |
| 956 | - } | |
| 957 | - | |
| 958 | - $json_api_auth_environment = Jetpack_SSO_Helpers::get_json_api_auth_environment(); | |
| 959 | - | |
| 960 | - $is_json_api_auth = ! empty( $json_api_auth_environment ); | |
| 961 | - $is_user_connected = ( new Connection_Manager( 'jetpack' ) )->is_user_connected( $user->ID ); | |
| 962 | - $roles = new Roles(); | |
| 963 | - $tracking->record_user_event( | |
| 964 | - 'sso_user_logged_in', | |
| 965 | - array( | |
| 966 | - 'user_found_with' => $user_found_with, | |
| 967 | - 'user_connected' => (bool) $is_user_connected, | |
| 968 | - 'user_role' => $roles->translate_current_user_to_role(), | |
| 969 | - 'is_json_api_auth' => (bool) $is_json_api_auth, | |
| 970 | - ) | |
| 971 | - ); | |
| 972 | - | |
| 973 | - if ( $is_json_api_auth ) { | |
| 974 | - Jetpack::init()->verify_json_api_authorization_request( $json_api_auth_environment ); | |
| 975 | - Jetpack::init()->store_json_api_authorization_token( $user->user_login, $user ); | |
| 976 | - | |
| 977 | - } elseif ( ! $is_user_connected ) { | |
| 978 | - wp_safe_redirect( | |
| 979 | - add_query_arg( | |
| 980 | - array( | |
| 981 | - 'redirect_to' => $redirect_to, | |
| 982 | - 'request_redirect_to' => $_request_redirect_to, | |
| 983 | - 'calypso_env' => ( new Host() )->get_calypso_env(), | |
| 984 | - 'jetpack-sso-auth-redirect' => '1', | |
| 985 | - ), | |
| 986 | - admin_url() | |
| 987 | - ) | |
| 988 | - ); | |
| 989 | - exit; | |
| 990 | - } | |
| 991 | - | |
| 992 | - add_filter( 'allowed_redirect_hosts', array( 'Jetpack_SSO_Helpers', 'allowed_redirect_hosts' ) ); | |
| 993 | - wp_safe_redirect( | |
| 994 | - /** This filter is documented in core/src/wp-login.php */ | |
| 995 | - apply_filters( 'login_redirect', $redirect_to, $_request_redirect_to, $user ) | |
| 996 | - ); | |
| 997 | - exit; | |
| 998 | - } | |
| 999 | - | |
| 1000 | - add_filter( 'jetpack_sso_default_to_sso_login', '__return_false' ); | |
| 1001 | - | |
| 1002 | - $tracking->record_user_event( | |
| 1003 | - 'sso_login_failed', | |
| 1004 | - array( | |
| 1005 | - 'error_message' => 'cant_find_user', | |
| 1006 | - ) | |
| 1007 | - ); | |
| 1008 | - | |
| 1009 | - $this->user_data = $user_data; | |
| 1010 | - | |
| 1011 | - $error = new WP_Error( 'account_not_found', __( 'Account not found. If you already have an account, make sure you have connected to WordPress.com.', 'jetpack' ) ); | |
| 1012 | - | |
| 1013 | - /** This filter is documented in core/src/wp-includes/pluggable.php */ | |
| 1014 | - do_action( 'wp_login_failed', $user_data->login, $error ); | |
| 1015 | - add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'cant_find_user' ) ); | |
| 1016 | - } | |
| 1017 | - | |
| 1018 | - /** | |
| 1019 | - * Retreive the admin profile page URL. | |
| 1020 | - */ | |
| 1021 | - public static function profile_page_url() { | |
| 1022 | - return admin_url( 'profile.php' ); | |
| 1023 | - } | |
| 1024 | - | |
| 1025 | - /** | |
| 1026 | - * Builds the "Login to WordPress.com" button that is displayed on the login page as well as user profile page. | |
| 1027 | - * | |
| 1028 | - * @param array $args An array of arguments to add to the SSO URL. | |
| 1029 | - * @param boolean $is_primary If the button have the `button-primary` class. | |
| 1030 | - * @return string Returns the HTML markup for the button. | |
| 1031 | - */ | |
| 1032 | - public function build_sso_button( $args = array(), $is_primary = false ) { | |
| 1033 | - $url = $this->build_sso_button_url( $args ); | |
| 1034 | - $classes = $is_primary | |
| 1035 | - ? 'jetpack-sso button button-primary' | |
| 1036 | - : 'jetpack-sso button'; | |
| 1037 | - | |
| 1038 | - return sprintf( | |
| 1039 | - '<a rel="nofollow" href="%1$s" class="%2$s">%3$s %4$s</a>', | |
| 1040 | - esc_url( $url ), | |
| 1041 | - $classes, | |
| 1042 | - '<span class="genericon genericon-wordpress"></span>', | |
| 1043 | - esc_html__( 'Log in with WordPress.com', 'jetpack' ) | |
| 1044 | - ); | |
| 1045 | - } | |
| 1046 | - | |
| 1047 | - /** | |
| 1048 | - * Builds a URL with `jetpack-sso` action and option args which is used to setup SSO. | |
| 1049 | - * | |
| 1050 | - * @param array $args An array of arguments to add to the SSO URL. | |
| 1051 | - * @return string The URL used for SSO. | |
| 1052 | - */ | |
| 1053 | - public function build_sso_button_url( $args = array() ) { | |
| 1054 | - $defaults = array( | |
| 1055 | - 'action' => 'jetpack-sso', | |
| 1056 | - ); | |
| 1057 | - | |
| 1058 | - $args = wp_parse_args( $args, $defaults ); | |
| 1059 | - | |
| 1060 | - if ( ! empty( $_GET['redirect_to'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 1061 | - $args['redirect_to'] = rawurlencode( esc_url_raw( wp_unslash( $_GET['redirect_to'] ) ) ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 1062 | - } | |
| 1063 | - | |
| 1064 | - return add_query_arg( $args, wp_login_url() ); | |
| 1065 | - } | |
| 1066 | - | |
| 1067 | - /** | |
| 1068 | - * Retrieves a WordPress.com SSO URL with appropriate query parameters or dies. | |
| 1069 | - * | |
| 1070 | - * @param boolean $reauth If the user be forced to reauthenticate on WordPress.com. | |
| 1071 | - * @param array $args Optional query parameters. | |
| 1072 | - * @return string The WordPress.com SSO URL. | |
| 1073 | - */ | |
| 1074 | - public function get_sso_url_or_die( $reauth = false, $args = array() ) { | |
| 1075 | - $custom_login_url = Jetpack_SSO_Helpers::get_custom_login_url(); | |
| 1076 | - if ( $custom_login_url ) { | |
| 1077 | - $args['login_url'] = rawurlencode( $custom_login_url ); | |
| 1078 | - } | |
| 1079 | - | |
| 1080 | - if ( empty( $reauth ) ) { | |
| 1081 | - $sso_redirect = $this->build_sso_url( $args ); | |
| 1082 | - } else { | |
| 1083 | - self::clear_wpcom_profile_cookies(); | |
| 1084 | - $sso_redirect = $this->build_reauth_and_sso_url( $args ); | |
| 1085 | - } | |
| 1086 | - | |
| 1087 | - // If there was an error retrieving the SSO URL, then error. | |
| 1088 | - if ( is_wp_error( $sso_redirect ) ) { | |
| 1089 | - $error_message = sanitize_text_field( | |
| 1090 | - sprintf( '%s: %s', $sso_redirect->get_error_code(), $sso_redirect->get_error_message() ) | |
| 1091 | - ); | |
| 1092 | - $tracking = new Tracking(); | |
| 1093 | - $tracking->record_user_event( | |
| 1094 | - 'sso_login_redirect_failed', | |
| 1095 | - array( | |
| 1096 | - 'error_message' => $error_message, | |
| 1097 | - ) | |
| 1098 | - ); | |
| 1099 | - wp_die( esc_html( $error_message ) ); | |
| 1100 | - } | |
| 1101 | - | |
| 1102 | - return $sso_redirect; | |
| 1103 | - } | |
| 1104 | - | |
| 1105 | - /** | |
| 1106 | - * Build WordPress.com SSO URL with appropriate query parameters. | |
| 1107 | - * | |
| 1108 | - * @param array $args Optional query parameters. | |
| 1109 | - * @return string WordPress.com SSO URL | |
| 1110 | - */ | |
| 1111 | - public function build_sso_url( $args = array() ) { | |
| 1112 | - $sso_nonce = ! empty( $args['sso_nonce'] ) ? $args['sso_nonce'] : self::request_initial_nonce(); | |
| 1113 | - $defaults = array( | |
| 1114 | - 'action' => 'jetpack-sso', | |
| 1115 | - 'site_id' => Jetpack_Options::get_option( 'id' ), | |
| 1116 | - 'sso_nonce' => $sso_nonce, | |
| 1117 | - 'calypso_auth' => '1', | |
| 1118 | - ); | |
| 1119 | - | |
| 1120 | - $args = wp_parse_args( $args, $defaults ); | |
| 1121 | - | |
| 1122 | - if ( is_wp_error( $args['sso_nonce'] ) ) { | |
| 1123 | - return $args['sso_nonce']; | |
| 1124 | - } | |
| 1125 | - | |
| 1126 | - return add_query_arg( $args, 'https://wordpress.com/wp-login.php' ); | |
| 1127 | - } | |
| 1128 | - | |
| 1129 | - /** | |
| 1130 | - * Build WordPress.com SSO URL with appropriate query parameters, | |
| 1131 | - * including the parameters necessary to force the user to reauthenticate | |
| 1132 | - * on WordPress.com. | |
| 1133 | - * | |
| 1134 | - * @param array $args Optional query parameters. | |
| 1135 | - * @return string WordPress.com SSO URL | |
| 1136 | - */ | |
| 1137 | - public function build_reauth_and_sso_url( $args = array() ) { | |
| 1138 | - $sso_nonce = ! empty( $args['sso_nonce'] ) ? $args['sso_nonce'] : self::request_initial_nonce(); | |
| 1139 | - $redirect = $this->build_sso_url( | |
| 1140 | - array( | |
| 1141 | - 'force_auth' => '1', | |
| 1142 | - 'sso_nonce' => $sso_nonce, | |
| 1143 | - ) | |
| 1144 | - ); | |
| 1145 | - | |
| 1146 | - if ( is_wp_error( $redirect ) ) { | |
| 1147 | - return $redirect; | |
| 1148 | - } | |
| 1149 | - | |
| 1150 | - $defaults = array( | |
| 1151 | - 'action' => 'jetpack-sso', | |
| 1152 | - 'site_id' => Jetpack_Options::get_option( 'id' ), | |
| 1153 | - 'sso_nonce' => $sso_nonce, | |
| 1154 | - 'reauth' => '1', | |
| 1155 | - 'redirect_to' => rawurlencode( $redirect ), | |
| 1156 | - 'calypso_auth' => '1', | |
| 1157 | - ); | |
| 1158 | - | |
| 1159 | - $args = wp_parse_args( $args, $defaults ); | |
| 1160 | - | |
| 1161 | - if ( is_wp_error( $args['sso_nonce'] ) ) { | |
| 1162 | - return $args['sso_nonce']; | |
| 1163 | - } | |
| 1164 | - | |
| 1165 | - return add_query_arg( $args, 'https://wordpress.com/wp-login.php' ); | |
| 1166 | - } | |
| 1167 | - | |
| 1168 | - /** | |
| 1169 | - * Determines local user associated with a given WordPress.com user ID. | |
| 1170 | - * | |
| 1171 | - * @since 2.6.0 | |
| 1172 | - * | |
| 1173 | - * @param int $wpcom_user_id User ID from WordPress.com. | |
| 1174 | - * @return object Local user object if found, null if not. | |
| 1175 | - */ | |
| 1176 | - public static function get_user_by_wpcom_id( $wpcom_user_id ) { | |
| 1177 | - $user_query = new WP_User_Query( | |
| 1178 | - array( | |
| 1179 | - 'meta_key' => 'wpcom_user_id', | |
| 1180 | - 'meta_value' => (int) $wpcom_user_id, | |
| 1181 | - 'number' => 1, | |
| 1182 | - ) | |
| 1183 | - ); | |
| 1184 | - | |
| 1185 | - $users = $user_query->get_results(); | |
| 1186 | - return $users ? array_shift( $users ) : null; | |
| 1187 | - } | |
| 1188 | - | |
| 1189 | - /** | |
| 1190 | - * When jetpack-sso-auth-redirect query parameter is set, will redirect user to | |
| 1191 | - * WordPress.com authorization flow. | |
| 1192 | - * | |
| 1193 | - * We redirect here instead of in handle_login() because Jetpack::init()->build_connect_url | |
| 1194 | - * calls menu_page_url() which doesn't work properly until admin menus are registered. | |
| 1195 | - */ | |
| 1196 | - public function maybe_authorize_user_after_sso() { | |
| 1197 | - if ( empty( $_GET['jetpack-sso-auth-redirect'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 1198 | - return; | |
| 1199 | - } | |
| 1200 | - | |
| 1201 | - $redirect_to = ! empty( $_GET['redirect_to'] ) ? esc_url_raw( wp_unslash( $_GET['redirect_to'] ) ) : admin_url(); // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 1202 | - $request_redirect_to = ! empty( $_GET['request_redirect_to'] ) ? esc_url_raw( wp_unslash( $_GET['request_redirect_to'] ) ) : $redirect_to; // phpcs:ignore WordPress.Security.NonceVerification.Recommended | |
| 1203 | - | |
| 1204 | - /** This filter is documented in core/src/wp-login.php */ | |
| 1205 | - $redirect_after_auth = apply_filters( 'login_redirect', $redirect_to, $request_redirect_to, wp_get_current_user() ); | |
| 1206 | - | |
| 1207 | - /** | |
| 1208 | - * Since we are passing this redirect to WordPress.com and therefore can not use wp_safe_redirect(), | |
| 1209 | - * let's sanitize it here to make sure it's safe. If the redirect is not safe, then use admin_url(). | |
| 1210 | - */ | |
| 1211 | - $redirect_after_auth = wp_sanitize_redirect( $redirect_after_auth ); | |
| 1212 | - $redirect_after_auth = wp_validate_redirect( $redirect_after_auth, admin_url() ); | |
| 1213 | - | |
| 1214 | - /** | |
| 1215 | - * Return the raw connect URL with our redirect and attribute connection to SSO. | |
| 1216 | - * We remove any other filters that may be turning on the in-place connection | |
| 1217 | - * since we will be redirecting the user as opposed to iFraming. | |
| 1218 | - */ | |
| 1219 | - remove_all_filters( 'jetpack_use_iframe_authorization_flow' ); | |
| 1220 | - add_filter( 'jetpack_use_iframe_authorization_flow', '__return_false' ); | |
| 1221 | - $connect_url = Jetpack::init()->build_connect_url( true, $redirect_after_auth, 'sso' ); | |
| 1222 | - | |
| 1223 | - add_filter( 'allowed_redirect_hosts', array( 'Jetpack_SSO_Helpers', 'allowed_redirect_hosts' ) ); | |
| 1224 | - wp_safe_redirect( $connect_url ); | |
| 1225 | - exit; | |
| 1226 | - } | |
| 1227 | - | |
| 1228 | - /** | |
| 1229 | - * Cache user's display name and Gravatar so it can be displayed on the login screen. These cookies are | |
| 1230 | - * stored when the user logs out, and then deleted when the user logs in. | |
| 1231 | - */ | |
| 1232 | - public function store_wpcom_profile_cookies_on_logout() { | |
| 1233 | - if ( ! ( new Connection_Manager( 'jetpack' ) )->is_user_connected( get_current_user_id() ) ) { | |
| 1234 | - return; | |
| 1235 | - } | |
| 1236 | - | |
| 1237 | - $user_data = $this->get_user_data( get_current_user_id() ); | |
| 1238 | - if ( ! $user_data ) { | |
| 1239 | - return; | |
| 1240 | - } | |
| 1241 | - | |
| 1242 | - setcookie( | |
| 1243 | - 'jetpack_sso_wpcom_name_' . COOKIEHASH, | |
| 1244 | - $user_data->display_name, | |
| 1245 | - time() + WEEK_IN_SECONDS, | |
| 1246 | - COOKIEPATH, | |
| 1247 | - COOKIE_DOMAIN, | |
| 1248 | - is_ssl(), | |
| 1249 | - true | |
| 1250 | - ); | |
| 1251 | - | |
| 1252 | - setcookie( | |
| 1253 | - 'jetpack_sso_wpcom_gravatar_' . COOKIEHASH, | |
| 1254 | - get_avatar_url( | |
| 1255 | - $user_data->email, | |
| 1256 | - array( | |
| 1257 | - 'size' => 144, | |
| 1258 | - 'default' => 'mystery', | |
| 1259 | - ) | |
| 1260 | - ), | |
| 1261 | - time() + WEEK_IN_SECONDS, | |
| 1262 | - COOKIEPATH, | |
| 1263 | - COOKIE_DOMAIN, | |
| 1264 | - is_ssl(), | |
| 1265 | - true | |
| 1266 | - ); | |
| 1267 | - } | |
| 1268 | - | |
| 1269 | - /** | |
| 1270 | - * Determines if a local user is connected to WordPress.com | |
| 1271 | - * | |
| 1272 | - * @since 2.8 | |
| 1273 | - * @param integer $user_id - Local user id. | |
| 1274 | - * @return boolean | |
| 1275 | - **/ | |
| 1276 | - public function is_user_connected( $user_id ) { | |
| 1277 | - return $this->get_user_data( $user_id ); | |
| 1278 | - } | |
| 1279 | - | |
| 1280 | - /** | |
| 1281 | - * Retrieves a user's WordPress.com data | |
| 1282 | - * | |
| 1283 | - * @since 2.8 | |
| 1284 | - * @param integer $user_id - Local user id. | |
| 1285 | - * @return mixed null or stdClass | |
| 1286 | - **/ | |
| 1287 | - public function get_user_data( $user_id ) { | |
| 1288 | - return get_user_meta( $user_id, 'wpcom_user_data', true ); | |
| 1289 | - } | |
| 1290 | -} | |
| 1291 | - | |
| 1292 | -Jetpack_SSO::get_instance(); | |
| 31 | +); | |
