class.jetpack-sync-module-users.php
| 1 | <?php |
| 2 | |
| 3 | class Jetpack_Sync_Module_Users extends Jetpack_Sync_Module { |
| 4 | const MAX_INITIAL_SYNC_USERS = 100; |
| 5 | |
| 6 | protected $flags = array(); |
| 7 | |
| 8 | function name() { |
| 9 | return 'users'; |
| 10 | } |
| 11 | |
| 12 | // this is here to support the backfill API |
| 13 | public function get_object_by_id( $object_type, $id ) { |
| 14 | if ( $object_type === 'user' && $user = get_user_by( 'id', intval( $id ) ) ) { |
| 15 | return $this->sanitize_user_and_expand( $user ); |
| 16 | } |
| 17 | |
| 18 | return false; |
| 19 | } |
| 20 | |
| 21 | public function init_listeners( $callable ) { |
| 22 | |
| 23 | // users |
| 24 | add_action( 'user_register', array( $this, 'user_register_handler' ) ); |
| 25 | add_action( 'profile_update', array( $this, 'save_user_handler' ), 10, 2 ); |
| 26 | |
| 27 | add_action( 'add_user_to_blog', array( $this, 'add_user_to_blog_handler' ) ); |
| 28 | add_action( 'jetpack_sync_add_user', $callable, 10, 2 ); |
| 29 | add_action( 'jetpack_sync_add_user', array( $this, 'clear_flags' ), 11 ); |
| 30 | |
| 31 | add_action( 'jetpack_sync_register_user', $callable, 10, 2 ); |
| 32 | add_action( 'jetpack_sync_register_user', array( $this, 'clear_flags' ), 11 ); |
| 33 | |
| 34 | add_action( 'jetpack_sync_save_user', $callable, 10, 2 ); |
| 35 | add_action( 'jetpack_sync_save_user', array( $this, 'clear_flags' ), 11 ); |
| 36 | |
| 37 | add_action( 'jetpack_sync_user_locale', $callable, 10, 2 ); |
| 38 | add_action( 'jetpack_sync_user_locale_delete', $callable, 10, 1 ); |
| 39 | |
| 40 | add_action( 'deleted_user', array( $this, 'deleted_user_handler' ), 10, 2 ); |
| 41 | add_action( 'jetpack_deleted_user', $callable, 10, 3 ); |
| 42 | add_action( 'remove_user_from_blog', array( $this, 'remove_user_from_blog_handler' ), 10, 2 ); |
| 43 | add_action( 'jetpack_removed_user_from_blog', $callable, 10, 2 ); |
| 44 | |
| 45 | // user roles |
| 46 | add_action( 'add_user_role', array( $this, 'save_user_role_handler' ), 10, 2 ); |
| 47 | add_action( 'set_user_role', array( $this, 'save_user_role_handler' ), 10, 3 ); |
| 48 | add_action( 'remove_user_role', array( $this, 'save_user_role_handler' ), 10, 2 ); |
| 49 | |
| 50 | // user capabilities |
| 51 | add_action( 'added_user_meta', array( $this, 'maybe_save_user_meta' ), 10, 4 ); |
| 52 | add_action( 'updated_user_meta', array( $this, 'maybe_save_user_meta' ), 10, 4 ); |
| 53 | add_action( 'deleted_user_meta', array( $this, 'maybe_save_user_meta' ), 10, 4 ); |
| 54 | |
| 55 | // user authentication |
| 56 | add_action( 'wp_login', $callable, 10, 2 ); |
| 57 | add_action( 'wp_logout', $callable, 10, 0 ); |
| 58 | add_action( 'wp_masterbar_logout', $callable, 10, 0 ); |
| 59 | |
| 60 | // Add on init |
| 61 | add_filter( 'jetpack_sync_before_enqueue_jetpack_sync_add_user', array( $this, 'expand_action' ) ); |
| 62 | add_filter( 'jetpack_sync_before_enqueue_jetpack_sync_register_user', array( $this, 'expand_action' ) ); |
| 63 | add_filter( 'jetpack_sync_before_enqueue_jetpack_sync_save_user', array( $this, 'expand_action' ) ); |
| 64 | } |
| 65 | |
| 66 | public function init_full_sync_listeners( $callable ) { |
| 67 | add_action( 'jetpack_full_sync_users', $callable ); |
| 68 | } |
| 69 | |
| 70 | public function init_before_send() { |
| 71 | |
| 72 | |
| 73 | add_filter( 'jetpack_sync_before_send_wp_login', array( $this, 'expand_login_username' ), 10, 1 ); |
| 74 | add_filter( 'jetpack_sync_before_send_wp_logout', array( $this, 'expand_logout_username' ), 10, 2 ); |
| 75 | |
| 76 | // full sync |
| 77 | add_filter( 'jetpack_sync_before_send_jetpack_full_sync_users', array( $this, 'expand_users' ) ); |
| 78 | } |
| 79 | |
| 80 | private function get_user( $user ) { |
| 81 | if ( is_numeric( $user ) ) { |
| 82 | $user = get_user_by( 'id', $user ); |
| 83 | } |
| 84 | if ( $user instanceof WP_User ) { |
| 85 | return $user; |
| 86 | } |
| 87 | return null; |
| 88 | } |
| 89 | |
| 90 | public function sanitize_user( $user ) { |
| 91 | $user = $this->get_user( $user ); |
| 92 | // this create a new user object and stops the passing of the object by reference. |
| 93 | $user = unserialize( serialize( $user ) ); |
| 94 | |
| 95 | if ( is_object( $user ) && is_object( $user->data ) ) { |
| 96 | unset( $user->data->user_pass ); |
| 97 | } |
| 98 | return $user; |
| 99 | } |
| 100 | |
| 101 | public function expand_user( $user ) { |
| 102 | if ( ! is_object( $user ) ) { |
| 103 | return null; |
| 104 | } |
| 105 | $user->allowed_mime_types = get_allowed_mime_types( $user ); |
| 106 | $user->allcaps = $this->get_real_user_capabilities( $user ); |
| 107 | |
| 108 | if ( function_exists( 'get_user_locale' ) ) { |
| 109 | |
| 110 | // Only set the user locale if it is different from the site local |
| 111 | if ( get_locale() !== get_user_locale( $user->ID ) ) { |
| 112 | $user->locale = get_user_locale( $user->ID ); |
| 113 | } |
| 114 | } |
| 115 | |
| 116 | return $user; |
| 117 | } |
| 118 | |
| 119 | public function get_real_user_capabilities( $user ) { |
| 120 | $user_capabilities = array(); |
| 121 | if ( is_wp_error( $user ) ) { |
| 122 | return $user_capabilities; |
| 123 | } |
| 124 | foreach( Jetpack_Sync_Defaults::get_capabilities_whitelist() as $capability ) { |
| 125 | if ( $user_has_capabilities = user_can( $user , $capability ) ) { |
| 126 | $user_capabilities[ $capability ] = true; |
| 127 | } |
| 128 | } |
| 129 | return $user_capabilities; |
| 130 | } |
| 131 | |
| 132 | public function sanitize_user_and_expand( $user ) { |
| 133 | $user = $this->get_user( $user ); |
| 134 | $user = $this->expand_user( $user ); |
| 135 | return $this->sanitize_user( $user ); |
| 136 | } |
| 137 | |
| 138 | public function expand_action( $args ) { |
| 139 | // the first argument is always the user |
| 140 | list( $user ) = $args; |
| 141 | if ( $user ) { |
| 142 | $args[0] = $this->sanitize_user_and_expand( $user ); |
| 143 | return $args; |
| 144 | } |
| 145 | |
| 146 | return false; |
| 147 | } |
| 148 | |
| 149 | public function expand_login_username( $args ) { |
| 150 | list( $login, $user ) = $args; |
| 151 | $user = $this->sanitize_user( $user ); |
| 152 | |
| 153 | return array( $login, $user ); |
| 154 | } |
| 155 | |
| 156 | public function expand_logout_username( $args, $user_id ) { |
| 157 | $user = get_userdata( $user_id ); |
| 158 | $user = $this->sanitize_user( $user ); |
| 159 | |
| 160 | $login = ''; |
| 161 | if ( is_object( $user ) && is_object( $user->data ) ) { |
| 162 | $login = $user->data->user_login; |
| 163 | } |
| 164 | // if we don't have a user here lets not send anything. |
| 165 | if ( empty( $login ) ) { |
| 166 | return false; |
| 167 | } |
| 168 | |
| 169 | return array( $login, $user ); |
| 170 | } |
| 171 | |
| 172 | public function deleted_user_handler( $deleted_user_id, $reassigned_user_id = '' ) { |
| 173 | $is_multisite = is_multisite(); |
| 174 | /** |
| 175 | * Fires when a user is deleted on a site |
| 176 | * |
| 177 | * @since 5.4.0 |
| 178 | * |
| 179 | * @param int $deleted_user_id - ID of the deleted user |
| 180 | * @param int $reassigned_user_id - ID of the user the deleted user's posts is reassigned to (if any) |
| 181 | * @param bool $is_multisite - Whether this site is a multisite installation |
| 182 | */ |
| 183 | do_action( 'jetpack_deleted_user', $deleted_user_id, $reassigned_user_id, $is_multisite ); |
| 184 | } |
| 185 | |
| 186 | function user_register_handler( $user_id, $old_user_data = null ) { |
| 187 | // ensure we only sync users who are members of the current blog |
| 188 | if ( ! is_user_member_of_blog( $user_id, get_current_blog_id() ) ) { |
| 189 | return; |
| 190 | } |
| 191 | |
| 192 | if ( Jetpack_Constants::is_true( 'JETPACK_INVITE_ACCEPTED' ) ) { |
| 193 | $this->add_flags( $user_id, array( 'invitation_accepted' => true ) ); |
| 194 | } |
| 195 | /** |
| 196 | * Fires when a new user is registered on a site |
| 197 | * |
| 198 | * @since 4.9.0 |
| 199 | * |
| 200 | * @param object The WP_User object |
| 201 | */ |
| 202 | do_action( 'jetpack_sync_register_user', $user_id, $this->get_flags( $user_id ) ); |
| 203 | |
| 204 | } |
| 205 | |
| 206 | function add_user_to_blog_handler( $user_id, $old_user_data = null ) { |
| 207 | // ensure we only sync users who are members of the current blog |
| 208 | if ( ! is_user_member_of_blog( $user_id, get_current_blog_id() ) ) { |
| 209 | return; |
| 210 | } |
| 211 | |
| 212 | if ( Jetpack_Constants::is_true( 'JETPACK_INVITE_ACCEPTED' ) ) { |
| 213 | $this->add_flags( $user_id, array( 'invitation_accepted' => true ) ); |
| 214 | } |
| 215 | /** |
| 216 | * Fires when a user is added on a site |
| 217 | * |
| 218 | * @since 4.9.0 |
| 219 | * |
| 220 | * @param object The WP_User object |
| 221 | */ |
| 222 | do_action( 'jetpack_sync_add_user', $user_id, $this->get_flags( $user_id ) ); |
| 223 | } |
| 224 | |
| 225 | function save_user_handler( $user_id, $old_user_data = null ) { |
| 226 | // ensure we only sync users who are members of the current blog |
| 227 | if ( ! is_user_member_of_blog( $user_id, get_current_blog_id() ) ) { |
| 228 | return; |
| 229 | } |
| 230 | |
| 231 | $user = get_user_by( 'id', $user_id ); |
| 232 | |
| 233 | // Older versions of WP don't pass the old_user_data in ->data |
| 234 | if ( isset( $old_user_data->data ) ) { |
| 235 | $old_user = $old_user_data->data; |
| 236 | } else { |
| 237 | $old_user = $old_user_data; |
| 238 | } |
| 239 | |
| 240 | if ( $old_user !== null && $user->user_pass !== $old_user->user_pass ) { |
| 241 | $this->flags[ $user_id ]['password_changed'] = true; |
| 242 | } |
| 243 | if ( $old_user !== null && $user->data->user_email !== $old_user->user_email ) { |
| 244 | // The '_new_email' user meta is deleted right after the call to wp_update_user |
| 245 | // that got us to this point so if it's still set then this was a user confirming |
| 246 | // their new email address |
| 247 | if ( 1 === intval( get_user_meta( $user->ID, '_new_email', true ) ) ) { |
| 248 | $this->flags[ $user_id ]['email_changed'] = true; |
| 249 | } |
| 250 | } |
| 251 | |
| 252 | /** |
| 253 | * Fires when the client needs to sync an updated user |
| 254 | * |
| 255 | * @since 4.2.0 |
| 256 | * |
| 257 | * @param object The WP_User object |
| 258 | * @param array state - New since 5.8.0 |
| 259 | */ |
| 260 | do_action( 'jetpack_sync_save_user', $user_id, $this->get_flags( $user_id ) ); |
| 261 | } |
| 262 | |
| 263 | function save_user_role_handler( $user_id, $role, $old_roles = null ) { |
| 264 | $this->add_flags( $user_id, array( 'role_changed' => true, 'previous_role' => $old_roles ) ); |
| 265 | |
| 266 | //The jetpack_sync_register_user payload is identical to jetpack_sync_save_user, don't send both |
| 267 | if ( $this->is_create_user() || $this->is_add_user_to_blog() ) { |
| 268 | return; |
| 269 | } |
| 270 | /** |
| 271 | * This action is documented already in this file |
| 272 | */ |
| 273 | do_action( 'jetpack_sync_save_user', $user_id, $this->get_flags( $user_id ) ); |
| 274 | } |
| 275 | |
| 276 | function get_flags( $user_id ) { |
| 277 | if ( isset( $this->flags[ $user_id ] ) ) { |
| 278 | return $this->flags[ $user_id ]; |
| 279 | } |
| 280 | return array(); |
| 281 | } |
| 282 | |
| 283 | function clear_flags( $user_id ) { |
| 284 | if ( isset( $this->flags[ $user_id ] ) ) { |
| 285 | unset( $this->flags[ $user_id ] ); |
| 286 | } |
| 287 | } |
| 288 | |
| 289 | function add_flags( $user_id, $flags ) { |
| 290 | $this->flags[ $user_id ] = wp_parse_args( $flags, $this->get_flags( $user_id ) ); |
| 291 | } |
| 292 | |
| 293 | function maybe_save_user_meta( $meta_id, $user_id, $meta_key, $value ) { |
| 294 | if ( $meta_key === 'locale' ) { |
| 295 | $this->add_flags( $user_id, array( 'locale_changed' => true ) ); |
| 296 | } |
| 297 | |
| 298 | $user = get_user_by( 'id', $user_id ); |
| 299 | if ( $meta_key === $user->cap_key ) { |
| 300 | $this->add_flags( $user_id, array( 'capabilities_changed' => true ) ); |
| 301 | } |
| 302 | |
| 303 | if ( $this->is_create_user() || $this->is_add_user_to_blog() || $this->is_delete_user() ) { |
| 304 | return; |
| 305 | } |
| 306 | |
| 307 | if ( isset( $this->flags[ $user_id ] ) ) { |
| 308 | /** |
| 309 | * This action is documented already in this file |
| 310 | */ |
| 311 | do_action( 'jetpack_sync_save_user', $user_id, $this->get_flags( $user_id ) ); |
| 312 | } |
| 313 | } |
| 314 | |
| 315 | public function enqueue_full_sync_actions( $config, $max_items_to_enqueue, $state ) { |
| 316 | global $wpdb; |
| 317 | |
| 318 | return $this->enqueue_all_ids_as_action( 'jetpack_full_sync_users', $wpdb->usermeta, 'user_id', $this->get_where_sql( $config ), $max_items_to_enqueue, $state ); |
| 319 | } |
| 320 | |
| 321 | public function estimate_full_sync_actions( $config ) { |
| 322 | global $wpdb; |
| 323 | |
| 324 | $query = "SELECT count(*) FROM $wpdb->usermeta"; |
| 325 | |
| 326 | if ( $where_sql = $this->get_where_sql( $config ) ) { |
| 327 | $query .= ' WHERE ' . $where_sql; |
| 328 | } |
| 329 | |
| 330 | $count = $wpdb->get_var( $query ); |
| 331 | |
| 332 | return (int) ceil( $count / self::ARRAY_CHUNK_SIZE ); |
| 333 | } |
| 334 | |
| 335 | private function get_where_sql( $config ) { |
| 336 | global $wpdb; |
| 337 | |
| 338 | $query = "meta_key = '{$wpdb->prefix}capabilities'"; |
| 339 | |
| 340 | // config is a list of user IDs to sync |
| 341 | if ( is_array( $config ) ) { |
| 342 | $query .= ' AND user_id IN (' . implode( ',', array_map( 'intval', $config ) ) . ')'; |
| 343 | } |
| 344 | |
| 345 | return $query; |
| 346 | } |
| 347 | |
| 348 | function get_full_sync_actions() { |
| 349 | return array( 'jetpack_full_sync_users' ); |
| 350 | } |
| 351 | |
| 352 | function get_initial_sync_user_config() { |
| 353 | global $wpdb; |
| 354 | |
| 355 | $user_ids = $wpdb->get_col( "SELECT user_id FROM $wpdb->usermeta WHERE meta_key = '{$wpdb->prefix}user_level' AND meta_value > 0 LIMIT " . ( self::MAX_INITIAL_SYNC_USERS + 1 ) ); |
| 356 | |
| 357 | if ( count( $user_ids ) <= self::MAX_INITIAL_SYNC_USERS ) { |
| 358 | return $user_ids; |
| 359 | } else { |
| 360 | return false; |
| 361 | } |
| 362 | } |
| 363 | |
| 364 | public function expand_users( $args ) { |
| 365 | $user_ids = $args[0]; |
| 366 | |
| 367 | return array_map( array( $this, 'sanitize_user_and_expand' ), get_users( array( 'include' => $user_ids ) ) ); |
| 368 | } |
| 369 | |
| 370 | public function remove_user_from_blog_handler( $user_id, $blog_id ) { |
| 371 | //User is removed on add, see https://github.com/WordPress/WordPress/blob/0401cee8b36df3def8e807dd766adc02b359dfaf/wp-includes/ms-functions.php#L2114 |
| 372 | if ( $this->is_add_new_user_to_blog() ) { |
| 373 | return; |
| 374 | } |
| 375 | |
| 376 | $reassigned_user_id = $this->get_reassigned_network_user_id(); |
| 377 | |
| 378 | //Note that we are in the context of the blog the user is removed from, see https://github.com/WordPress/WordPress/blob/473e1ba73bc5c18c72d7f288447503713d518790/wp-includes/ms-functions.php#L233 |
| 379 | /** |
| 380 | * Fires when a user is removed from a blog on a multisite installation |
| 381 | * |
| 382 | * @since 5.4.0 |
| 383 | * |
| 384 | * @param int $user_id - ID of the removed user |
| 385 | * @param int $reassigned_user_id - ID of the user the removed user's posts is reassigned to (if any) |
| 386 | */ |
| 387 | do_action( 'jetpack_removed_user_from_blog', $user_id, $reassigned_user_id ); |
| 388 | } |
| 389 | |
| 390 | private function is_add_new_user_to_blog() { |
| 391 | return Jetpack::is_function_in_backtrace( 'add_new_user_to_blog' ); |
| 392 | } |
| 393 | |
| 394 | private function is_add_user_to_blog() { |
| 395 | return Jetpack::is_function_in_backtrace( 'add_user_to_blog' ); |
| 396 | } |
| 397 | |
| 398 | private function is_delete_user() { |
| 399 | return Jetpack::is_function_in_backtrace( array( 'wp_delete_user' , 'remove_user_from_blog' ) ); |
| 400 | } |
| 401 | |
| 402 | private function is_create_user() { |
| 403 | $functions = array( |
| 404 | 'add_new_user_to_blog', // Used to suppress jetpack_sync_save_user in save_user_cap_handler when user registered on multi site |
| 405 | 'wp_create_user', // Used to suppress jetpack_sync_save_user in save_user_role_handler when user registered on multi site |
| 406 | 'wp_insert_user', // Used to suppress jetpack_sync_save_user in save_user_cap_handler and save_user_role_handler when user registered on single site |
| 407 | ); |
| 408 | |
| 409 | return Jetpack::is_function_in_backtrace( $functions ); |
| 410 | } |
| 411 | |
| 412 | private function get_reassigned_network_user_id() { |
| 413 | $backtrace = debug_backtrace( false ); // phpcs:ignore PHPCompatibility |
| 414 | foreach ( $backtrace as $call ) { |
| 415 | if ( |
| 416 | 'remove_user_from_blog' === $call['function'] && |
| 417 | 3 === count( $call['args'] ) |
| 418 | ) { |
| 419 | return $call['args'][2]; |
| 420 | } |
| 421 | } |
| 422 | |
| 423 | return false; |
| 424 | } |
| 425 | } |
| 426 |