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1 <?php 2 /** 3 * User API: WP_User_Query class 4 * 5 * @package WordPress 6 * @subpackage Users 7 * @since 4.4.0 8 */ 9 10 /** 11 * Core class used for querying users. 12 * 13 * @since 3.1.0 14 * 15 * @see WP_User_Query::prepare_query() for information on accepted arguments. 16 */ 17 class WP_User_Query { 18 19 /** 20 * Query vars, after parsing 21 * 22 * @since 3.5.0 23 * @var array 24 */ 25 public $query_vars = array(); 26 27 /** 28 * List of found user IDs. 29 * 30 * @since 3.1.0 31 * @var array 32 */ 33 private $results; 34 35 /** 36 * Total number of found users for the current query 37 * 38 * @since 3.1.0 39 * @var int 40 */ 41 private $total_users = 0; 42 43 /** 44 * Metadata query container. 45 * 46 * @since 4.2.0 47 * @var WP_Meta_Query 48 */ 49 public $meta_query = false; 50 51 /** 52 * The SQL query used to fetch matching users. 53 * 54 * @since 4.4.0 55 * @var string 56 */ 57 public $request; 58 59 private $compat_fields = array( 'results', 'total_users' ); 60 61 // SQL clauses. 62 public $query_fields; 63 public $query_from; 64 public $query_where; 65 public $query_orderby; 66 public $query_limit; 67 68 /** 69 * PHP5 constructor. 70 * 71 * @since 3.1.0 72 * 73 * @param null|string|array $query Optional. The query variables. 74 */ 75 public function __construct( $query = null ) { 76 if ( ! empty( $query ) ) { 77 $this->prepare_query( $query ); 78 $this->query(); 79 } 80 } 81 82 /** 83 * Fills in missing query variables with default values. 84 * 85 * @since 4.4.0 86 * 87 * @param array $args Query vars, as passed to `WP_User_Query`. 88 * @return array Complete query variables with undefined ones filled in with defaults. 89 */ 90 public static function fill_query_vars( $args ) { 91 $defaults = array( 92 'blog_id' => get_current_blog_id(), 93 'role' => '', 94 'role__in' => array(), 95 'role__not_in' => array(), 96 'capability' => '', 97 'capability__in' => array(), 98 'capability__not_in' => array(), 99 'meta_key' => '', 100 'meta_value' => '', 101 'meta_compare' => '', 102 'include' => array(), 103 'exclude' => array(), 104 'search' => '', 105 'search_columns' => array(), 106 'orderby' => 'login', 107 'order' => 'ASC', 108 'offset' => '', 109 'number' => '', 110 'paged' => 1, 111 'count_total' => true, 112 'fields' => 'all', 113 'who' => '', 114 'has_published_posts' => null, 115 'nicename' => '', 116 'nicename__in' => array(), 117 'nicename__not_in' => array(), 118 'login' => '', 119 'login__in' => array(), 120 'login__not_in' => array(), 121 ); 122 123 return wp_parse_args( $args, $defaults ); 124 } 125 126 /** 127 * Prepares the query variables. 128 * 129 * @since 3.1.0 130 * @since 4.1.0 Added the ability to order by the `include` value. 131 * @since 4.2.0 Added 'meta_value_num' support for `$orderby` parameter. Added multi-dimensional array syntax 132 * for `$orderby` parameter. 133 * @since 4.3.0 Added 'has_published_posts' parameter. 134 * @since 4.4.0 Added 'paged', 'role__in', and 'role__not_in' parameters. The 'role' parameter was updated to 135 * permit an array or comma-separated list of values. The 'number' parameter was updated to support 136 * querying for all users with using -1. 137 * @since 4.7.0 Added 'nicename', 'nicename__in', 'nicename__not_in', 'login', 'login__in', 138 * and 'login__not_in' parameters. 139 * @since 5.1.0 Introduced the 'meta_compare_key' parameter. 140 * @since 5.3.0 Introduced the 'meta_type_key' parameter. 141 * @since 5.9.0 Added 'capability', 'capability__in', and 'capability__not_in' parameters. 142 * 143 * @global wpdb $wpdb WordPress database abstraction object. 144 * @global int $blog_id 145 * 146 * @param string|array $query { 147 * Optional. Array or string of Query parameters. 148 * 149 * @type int $blog_id The site ID. Default is the current site. 150 * @type string|string[] $role An array or a comma-separated list of role names that users must match 151 * to be included in results. Note that this is an inclusive list: users 152 * must match *each* role. Default empty. 153 * @type string[] $role__in An array of role names. Matched users must have at least one of these 154 * roles. Default empty array. 155 * @type string[] $role__not_in An array of role names to exclude. Users matching one or more of these 156 * roles will not be included in results. Default empty array. 157 * @type string|string[] $meta_key Meta key or keys to filter by. 158 * @type string|string[] $meta_value Meta value or values to filter by. 159 * @type string $meta_compare MySQL operator used for comparing the meta value. 160 * See WP_Meta_Query::__construct for accepted values and default value. 161 * @type string $meta_compare_key MySQL operator used for comparing the meta key. 162 * See WP_Meta_Query::__construct for accepted values and default value. 163 * @type string $meta_type MySQL data type that the meta_value column will be CAST to for comparisons. 164 * See WP_Meta_Query::__construct for accepted values and default value. 165 * @type string $meta_type_key MySQL data type that the meta_key column will be CAST to for comparisons. 166 * See WP_Meta_Query::__construct for accepted values and default value. 167 * @type array $meta_query An associative array of WP_Meta_Query arguments. 168 * See WP_Meta_Query::__construct for accepted values. 169 * @type string|string[] $capability An array or a comma-separated list of capability names that users must match 170 * to be included in results. Note that this is an inclusive list: users 171 * must match *each* capability. 172 * Does NOT work for capabilities not in the database or filtered via {@see 'map_meta_cap'}. 173 * Default empty. 174 * @type string[] $capability__in An array of capability names. Matched users must have at least one of these 175 * capabilities. 176 * Does NOT work for capabilities not in the database or filtered via {@see 'map_meta_cap'}. 177 * Default empty array. 178 * @type string[] $capability__not_in An array of capability names to exclude. Users matching one or more of these 179 * capabilities will not be included in results. 180 * Does NOT work for capabilities not in the database or filtered via {@see 'map_meta_cap'}. 181 * Default empty array. 182 * @type int[] $include An array of user IDs to include. Default empty array. 183 * @type int[] $exclude An array of user IDs to exclude. Default empty array. 184 * @type string $search Search keyword. Searches for possible string matches on columns. 185 * When `$search_columns` is left empty, it tries to determine which 186 * column to search in based on search string. Default empty. 187 * @type string[] $search_columns Array of column names to be searched. Accepts 'ID', 'user_login', 188 * 'user_email', 'user_url', 'user_nicename', 'display_name'. 189 * Default empty array. 190 * @type string|array $orderby Field(s) to sort the retrieved users by. May be a single value, 191 * an array of values, or a multi-dimensional array with fields as 192 * keys and orders ('ASC' or 'DESC') as values. Accepted values are: 193 * - 'ID' 194 * - 'display_name' (or 'name') 195 * - 'include' 196 * - 'user_login' (or 'login') 197 * - 'login__in' 198 * - 'user_nicename' (or 'nicename'), 199 * - 'nicename__in' 200 * - 'user_email (or 'email') 201 * - 'user_url' (or 'url'), 202 * - 'user_registered' (or 'registered') 203 * - 'post_count' 204 * - 'meta_value', 205 * - 'meta_value_num' 206 * - The value of `$meta_key` 207 * - An array key of `$meta_query` 208 * To use 'meta_value' or 'meta_value_num', `$meta_key` 209 * must be also be defined. Default 'user_login'. 210 * @type string $order Designates ascending or descending order of users. Order values 211 * passed as part of an `$orderby` array take precedence over this 212 * parameter. Accepts 'ASC', 'DESC'. Default 'ASC'. 213 * @type int $offset Number of users to offset in retrieved results. Can be used in 214 * conjunction with pagination. Default 0. 215 * @type int $number Number of users to limit the query for. Can be used in 216 * conjunction with pagination. Value -1 (all) is supported, but 217 * should be used with caution on larger sites. 218 * Default -1 (all users). 219 * @type int $paged When used with number, defines the page of results to return. 220 * Default 1. 221 * @type bool $count_total Whether to count the total number of users found. If pagination 222 * is not needed, setting this to false can improve performance. 223 * Default true. 224 * @type string|string[] $fields Which fields to return. Single or all fields (string), or array 225 * of fields. Accepts: 226 * - 'ID' 227 * - 'display_name' 228 * - 'user_login' 229 * - 'user_nicename' 230 * - 'user_email' 231 * - 'user_url' 232 * - 'user_registered' 233 * - 'user_pass' 234 * - 'user_activation_key' 235 * - 'user_status' 236 * - 'spam' (only available on multisite installs) 237 * - 'deleted' (only available on multisite installs) 238 * - 'all' for all fields 239 * - 'all_with_meta' to include meta fields. 240 * Default 'all'. 241 * @type string $who Type of users to query. Accepts 'authors'. 242 * Default empty (all users). 243 * @type bool|string[] $has_published_posts Pass an array of post types to filter results to users who have 244 * published posts in those post types. `true` is an alias for all 245 * public post types. 246 * @type string $nicename The user nicename. Default empty. 247 * @type string[] $nicename__in An array of nicenames to include. Users matching one of these 248 * nicenames will be included in results. Default empty array. 249 * @type string[] $nicename__not_in An array of nicenames to exclude. Users matching one of these 250 * nicenames will not be included in results. Default empty array. 251 * @type string $login The user login. Default empty. 252 * @type string[] $login__in An array of logins to include. Users matching one of these 253 * logins will be included in results. Default empty array. 254 * @type string[] $login__not_in An array of logins to exclude. Users matching one of these 255 * logins will not be included in results. Default empty array. 256 * } 257 */ 258 public function prepare_query( $query = array() ) { 259 global $wpdb; 260 261 if ( empty( $this->query_vars ) || ! empty( $query ) ) { 262 $this->query_limit = null; 263 $this->query_vars = $this->fill_query_vars( $query ); 264 } 265 266 /** 267 * Fires before the WP_User_Query has been parsed. 268 * 269 * The passed WP_User_Query object contains the query variables, 270 * not yet passed into SQL. 271 * 272 * @since 4.0.0 273 * 274 * @param WP_User_Query $query Current instance of WP_User_Query (passed by reference). 275 */ 276 do_action_ref_array( 'pre_get_users', array( &$this ) ); 277 278 // Ensure that query vars are filled after 'pre_get_users'. 279 $qv =& $this->query_vars; 280 $qv = $this->fill_query_vars( $qv ); 281 282 $allowed_fields = array( 283 'id', 284 'user_login', 285 'user_pass', 286 'user_nicename', 287 'user_email', 288 'user_url', 289 'user_registered', 290 'user_activation_key', 291 'user_status', 292 'display_name', 293 ); 294 if ( is_multisite() ) { 295 $allowed_fields[] = 'spam'; 296 $allowed_fields[] = 'deleted'; 297 } 298 299 if ( is_array( $qv['fields'] ) ) { 300 $qv['fields'] = array_map( 'strtolower', $qv['fields'] ); 301 $qv['fields'] = array_intersect( array_unique( $qv['fields'] ), $allowed_fields ); 302 303 if ( empty( $qv['fields'] ) ) { 304 $qv['fields'] = array( 'id' ); 305 } 306 307 $this->query_fields = array(); 308 foreach ( $qv['fields'] as $field ) { 309 $field = 'id' === $field ? 'ID' : sanitize_key( $field ); 310 $this->query_fields[] = "$wpdb->users.$field"; 311 } 312 $this->query_fields = implode( ',', $this->query_fields ); 313 } elseif ( 'all' === $qv['fields'] ) { 314 $this->query_fields = "$wpdb->users.*"; 315 } elseif ( ! in_array( $qv['fields'], $allowed_fields, true ) ) { 316 $this->query_fields = "$wpdb->users.ID"; 317 } else { 318 $field = 'id' === strtolower( $qv['fields'] ) ? 'ID' : sanitize_key( $qv['fields'] ); 319 $this->query_fields = "$wpdb->users.$field"; 320 } 321 322 if ( isset( $qv['count_total'] ) && $qv['count_total'] ) { 323 $this->query_fields = 'SQL_CALC_FOUND_ROWS ' . $this->query_fields; 324 } 325 326 $this->query_from = "FROM $wpdb->users"; 327 $this->query_where = 'WHERE 1=1'; 328 329 // Parse and sanitize 'include', for use by 'orderby' as well as 'include' below. 330 if ( ! empty( $qv['include'] ) ) { 331 $include = wp_parse_id_list( $qv['include'] ); 332 } else { 333 $include = false; 334 } 335 336 $blog_id = 0; 337 if ( isset( $qv['blog_id'] ) ) { 338 $blog_id = absint( $qv['blog_id'] ); 339 } 340 341 if ( $qv['has_published_posts'] && $blog_id ) { 342 if ( true === $qv['has_published_posts'] ) { 343 $post_types = get_post_types( array( 'public' => true ) ); 344 } else { 345 $post_types = (array) $qv['has_published_posts']; 346 } 347 348 foreach ( $post_types as &$post_type ) { 349 $post_type = $wpdb->prepare( '%s', $post_type ); 350 } 351 352 $posts_table = $wpdb->get_blog_prefix( $blog_id ) . 'posts'; 353 $this->query_where .= " AND $wpdb->users.ID IN ( SELECT DISTINCT $posts_table.post_author FROM $posts_table WHERE $posts_table.post_status = 'publish' AND $posts_table.post_type IN ( " . implode( ', ', $post_types ) . ' ) )'; 354 } 355 356 // nicename 357 if ( '' !== $qv['nicename'] ) { 358 $this->query_where .= $wpdb->prepare( ' AND user_nicename = %s', $qv['nicename'] ); 359 } 360 361 if ( ! empty( $qv['nicename__in'] ) ) { 362 $sanitized_nicename__in = array_map( 'esc_sql', $qv['nicename__in'] ); 363 $nicename__in = implode( "','", $sanitized_nicename__in ); 364 $this->query_where .= " AND user_nicename IN ( '$nicename__in' )"; 365 } 366 367 if ( ! empty( $qv['nicename__not_in'] ) ) { 368 $sanitized_nicename__not_in = array_map( 'esc_sql', $qv['nicename__not_in'] ); 369 $nicename__not_in = implode( "','", $sanitized_nicename__not_in ); 370 $this->query_where .= " AND user_nicename NOT IN ( '$nicename__not_in' )"; 371 } 372 373 // login 374 if ( '' !== $qv['login'] ) { 375 $this->query_where .= $wpdb->prepare( ' AND user_login = %s', $qv['login'] ); 376 } 377 378 if ( ! empty( $qv['login__in'] ) ) { 379 $sanitized_login__in = array_map( 'esc_sql', $qv['login__in'] ); 380 $login__in = implode( "','", $sanitized_login__in ); 381 $this->query_where .= " AND user_login IN ( '$login__in' )"; 382 } 383 384 if ( ! empty( $qv['login__not_in'] ) ) { 385 $sanitized_login__not_in = array_map( 'esc_sql', $qv['login__not_in'] ); 386 $login__not_in = implode( "','", $sanitized_login__not_in ); 387 $this->query_where .= " AND user_login NOT IN ( '$login__not_in' )"; 388 } 389 390 // Meta query. 391 $this->meta_query = new WP_Meta_Query(); 392 $this->meta_query->parse_query_vars( $qv ); 393 394 if ( isset( $qv['who'] ) && 'authors' === $qv['who'] && $blog_id ) { 395 _deprecated_argument( 396 'WP_User_Query', 397 '5.9.0', 398 sprintf( 399 /* translators: 1: who, 2: capability */ 400 __( '%1$s is deprecated. Use %2$s instead.' ), 401 '<code>who</code>', 402 '<code>capability</code>' 403 ) 404 ); 405 406 $who_query = array( 407 'key' => $wpdb->get_blog_prefix( $blog_id ) . 'user_level', 408 'value' => 0, 409 'compare' => '!=', 410 ); 411 412 // Prevent extra meta query. 413 $qv['blog_id'] = 0; 414 $blog_id = 0; 415 416 if ( empty( $this->meta_query->queries ) ) { 417 $this->meta_query->queries = array( $who_query ); 418 } else { 419 // Append the cap query to the original queries and reparse the query. 420 $this->meta_query->queries = array( 421 'relation' => 'AND', 422 array( $this->meta_query->queries, $who_query ), 423 ); 424 } 425 426 $this->meta_query->parse_query_vars( $this->meta_query->queries ); 427 } 428 429 // Roles. 430 $roles = array(); 431 if ( isset( $qv['role'] ) ) { 432 if ( is_array( $qv['role'] ) ) { 433 $roles = $qv['role']; 434 } elseif ( is_string( $qv['role'] ) && ! empty( $qv['role'] ) ) { 435 $roles = array_map( 'trim', explode( ',', $qv['role'] ) ); 436 } 437 } 438 439 $role__in = array(); 440 if ( isset( $qv['role__in'] ) ) { 441 $role__in = (array) $qv['role__in']; 442 } 443 444 $role__not_in = array(); 445 if ( isset( $qv['role__not_in'] ) ) { 446 $role__not_in = (array) $qv['role__not_in']; 447 } 448 449 // Capabilities. 450 $available_roles = array(); 451 452 if ( ! empty( $qv['capability'] ) || ! empty( $qv['capability__in'] ) || ! empty( $qv['capability__not_in'] ) ) { 453 global $wp_roles; 454 455 $wp_roles->for_site( $blog_id ); 456 $available_roles = $wp_roles->roles; 457 } 458 459 $capabilities = array(); 460 if ( ! empty( $qv['capability'] ) ) { 461 if ( is_array( $qv['capability'] ) ) { 462 $capabilities = $qv['capability']; 463 } elseif ( is_string( $qv['capability'] ) ) { 464 $capabilities = array_map( 'trim', explode( ',', $qv['capability'] ) ); 465 } 466 } 467 468 $capability__in = array(); 469 if ( ! empty( $qv['capability__in'] ) ) { 470 $capability__in = (array) $qv['capability__in']; 471 } 472 473 $capability__not_in = array(); 474 if ( ! empty( $qv['capability__not_in'] ) ) { 475 $capability__not_in = (array) $qv['capability__not_in']; 476 } 477 478 // Keep track of all capabilities and the roles they're added on. 479 $caps_with_roles = array(); 480 481 foreach ( $available_roles as $role => $role_data ) { 482 $role_caps = array_keys( array_filter( $role_data['capabilities'] ) ); 483 484 foreach ( $capabilities as $cap ) { 485 if ( in_array( $cap, $role_caps, true ) ) { 486 $caps_with_roles[ $cap ][] = $role; 487 break; 488 } 489 } 490 491 foreach ( $capability__in as $cap ) { 492 if ( in_array( $cap, $role_caps, true ) ) { 493 $role__in[] = $role; 494 break; 495 } 496 } 497 498 foreach ( $capability__not_in as $cap ) { 499 if ( in_array( $cap, $role_caps, true ) ) { 500 $role__not_in[] = $role; 501 break; 502 } 503 } 504 } 505 506 $role__in = array_merge( $role__in, $capability__in ); 507 $role__not_in = array_merge( $role__not_in, $capability__not_in ); 508 509 $roles = array_unique( $roles ); 510 $role__in = array_unique( $role__in ); 511 $role__not_in = array_unique( $role__not_in ); 512 513 // Support querying by capabilities added directly to users. 514 if ( $blog_id && ! empty( $capabilities ) ) { 515 $capabilities_clauses = array( 'relation' => 'AND' ); 516 517 foreach ( $capabilities as $cap ) { 518 $clause = array( 'relation' => 'OR' ); 519 520 $clause[] = array( 521 'key' => $wpdb->get_blog_prefix( $blog_id ) . 'capabilities', 522 'value' => '"' . $cap . '"', 523 'compare' => 'LIKE', 524 ); 525 526 if ( ! empty( $caps_with_roles[ $cap ] ) ) { 527 foreach ( $caps_with_roles[ $cap ] as $role ) { 528 $clause[] = array( 529 'key' => $wpdb->get_blog_prefix( $blog_id ) . 'capabilities', 530 'value' => '"' . $role . '"', 531 'compare' => 'LIKE', 532 ); 533 } 534 } 535 536 $capabilities_clauses[] = $clause; 537 } 538 539 $role_queries[] = $capabilities_clauses; 540 541 if ( empty( $this->meta_query->queries ) ) { 542 $this->meta_query->queries[] = $capabilities_clauses; 543 } else { 544 // Append the cap query to the original queries and reparse the query. 545 $this->meta_query->queries = array( 546 'relation' => 'AND', 547 array( $this->meta_query->queries, array( $capabilities_clauses ) ), 548 ); 549 } 550 551 $this->meta_query->parse_query_vars( $this->meta_query->queries ); 552 } 553 554 if ( $blog_id && ( ! empty( $roles ) || ! empty( $role__in ) || ! empty( $role__not_in ) || is_multisite() ) ) { 555 $role_queries = array(); 556 557 $roles_clauses = array( 'relation' => 'AND' ); 558 if ( ! empty( $roles ) ) { 559 foreach ( $roles as $role ) { 560 $roles_clauses[] = array( 561 'key' => $wpdb->get_blog_prefix( $blog_id ) . 'capabilities', 562 'value' => '"' . $role . '"', 563 'compare' => 'LIKE', 564 ); 565 } 566 567 $role_queries[] = $roles_clauses; 568 } 569 570 $role__in_clauses = array( 'relation' => 'OR' ); 571 if ( ! empty( $role__in ) ) { 572 foreach ( $role__in as $role ) { 573 $role__in_clauses[] = array( 574 'key' => $wpdb->get_blog_prefix( $blog_id ) . 'capabilities', 575 'value' => '"' . $role . '"', 576 'compare' => 'LIKE', 577 ); 578 } 579 580 $role_queries[] = $role__in_clauses; 581 } 582 583 $role__not_in_clauses = array( 'relation' => 'AND' ); 584 if ( ! empty( $role__not_in ) ) { 585 foreach ( $role__not_in as $role ) { 586 $role__not_in_clauses[] = array( 587 'key' => $wpdb->get_blog_prefix( $blog_id ) . 'capabilities', 588 'value' => '"' . $role . '"', 589 'compare' => 'NOT LIKE', 590 ); 591 } 592 593 $role_queries[] = $role__not_in_clauses; 594 } 595 596 // If there are no specific roles named, make sure the user is a member of the site. 597 if ( empty( $role_queries ) ) { 598 $role_queries[] = array( 599 'key' => $wpdb->get_blog_prefix( $blog_id ) . 'capabilities', 600 'compare' => 'EXISTS', 601 ); 602 } 603 604 // Specify that role queries should be joined with AND. 605 $role_queries['relation'] = 'AND'; 606 607 if ( empty( $this->meta_query->queries ) ) { 608 $this->meta_query->queries = $role_queries; 609 } else { 610 // Append the cap query to the original queries and reparse the query. 611 $this->meta_query->queries = array( 612 'relation' => 'AND', 613 array( $this->meta_query->queries, $role_queries ), 614 ); 615 } 616 617 $this->meta_query->parse_query_vars( $this->meta_query->queries ); 618 } 619 620 if ( ! empty( $this->meta_query->queries ) ) { 621 $clauses = $this->meta_query->get_sql( 'user', $wpdb->users, 'ID', $this ); 622 $this->query_from .= $clauses['join']; 623 $this->query_where .= $clauses['where']; 624 625 if ( $this->meta_query->has_or_relation() ) { 626 $this->query_fields = 'DISTINCT ' . $this->query_fields; 627 } 628 } 629 630 // Sorting. 631 $qv['order'] = isset( $qv['order'] ) ? strtoupper( $qv['order'] ) : ''; 632 $order = $this->parse_order( $qv['order'] ); 633 634 if ( empty( $qv['orderby'] ) ) { 635 // Default order is by 'user_login'. 636 $ordersby = array( 'user_login' => $order ); 637 } elseif ( is_array( $qv['orderby'] ) ) { 638 $ordersby = $qv['orderby']; 639 } else { 640 // 'orderby' values may be a comma- or space-separated list. 641 $ordersby = preg_split( '/[,\s]+/', $qv['orderby'] ); 642 } 643 644 $orderby_array = array(); 645 foreach ( $ordersby as $_key => $_value ) { 646 if ( ! $_value ) { 647 continue; 648 } 649 650 if ( is_int( $_key ) ) { 651 // Integer key means this is a flat array of 'orderby' fields. 652 $_orderby = $_value; 653 $_order = $order; 654 } else { 655 // Non-integer key means this the key is the field and the value is ASC/DESC. 656 $_orderby = $_key; 657 $_order = $_value; 658 } 659 660 $parsed = $this->parse_orderby( $_orderby ); 661 662 if ( ! $parsed ) { 663 continue; 664 } 665 666 if ( 'nicename__in' === $_orderby || 'login__in' === $_orderby ) { 667 $orderby_array[] = $parsed; 668 } else { 669 $orderby_array[] = $parsed . ' ' . $this->parse_order( $_order ); 670 } 671 } 672 673 // If no valid clauses were found, order by user_login. 674 if ( empty( $orderby_array ) ) { 675 $orderby_array[] = "user_login $order"; 676 } 677 678 $this->query_orderby = 'ORDER BY ' . implode( ', ', $orderby_array ); 679 680 // Limit. 681 if ( isset( $qv['number'] ) && $qv['number'] > 0 ) { 682 if ( $qv['offset'] ) { 683 $this->query_limit = $wpdb->prepare( 'LIMIT %d, %d', $qv['offset'], $qv['number'] ); 684 } else { 685 $this->query_limit = $wpdb->prepare( 'LIMIT %d, %d', $qv['number'] * ( $qv['paged'] - 1 ), $qv['number'] ); 686 } 687 } 688 689 $search = ''; 690 if ( isset( $qv['search'] ) ) { 691 $search = trim( $qv['search'] ); 692 } 693 694 if ( $search ) { 695 $leading_wild = ( ltrim( $search, '*' ) != $search ); 696 $trailing_wild = ( rtrim( $search, '*' ) != $search ); 697 if ( $leading_wild && $trailing_wild ) { 698 $wild = 'both'; 699 } elseif ( $leading_wild ) { 700 $wild = 'leading'; 701 } elseif ( $trailing_wild ) { 702 $wild = 'trailing'; 703 } else { 704 $wild = false; 705 } 706 if ( $wild ) { 707 $search = trim( $search, '*' ); 708 } 709 710 $search_columns = array(); 711 if ( $qv['search_columns'] ) { 712 $search_columns = array_intersect( $qv['search_columns'], array( 'ID', 'user_login', 'user_email', 'user_url', 'user_nicename', 'display_name' ) ); 713 } 714 if ( ! $search_columns ) { 715 if ( false !== strpos( $search, '@' ) ) { 716 $search_columns = array( 'user_email' ); 717 } elseif ( is_numeric( $search ) ) { 718 $search_columns = array( 'user_login', 'ID' ); 719 } elseif ( preg_match( '|^https?://|', $search ) && ! ( is_multisite() && wp_is_large_network( 'users' ) ) ) { 720 $search_columns = array( 'user_url' ); 721 } else { 722 $search_columns = array( 'user_login', 'user_url', 'user_email', 'user_nicename', 'display_name' ); 723 } 724 } 725 726 /** 727 * Filters the columns to search in a WP_User_Query search. 728 * 729 * The default columns depend on the search term, and include 'ID', 'user_login', 730 * 'user_email', 'user_url', 'user_nicename', and 'display_name'. 731 * 732 * @since 3.6.0 733 * 734 * @param string[] $search_columns Array of column names to be searched. 735 * @param string $search Text being searched. 736 * @param WP_User_Query $query The current WP_User_Query instance. 737 */ 738 $search_columns = apply_filters( 'user_search_columns', $search_columns, $search, $this ); 739 740 $this->query_where .= $this->get_search_sql( $search, $search_columns, $wild ); 741 } 742 743 if ( ! empty( $include ) ) { 744 // Sanitized earlier. 745 $ids = implode( ',', $include ); 746 $this->query_where .= " AND $wpdb->users.ID IN ($ids)"; 747 } elseif ( ! empty( $qv['exclude'] ) ) { 748 $ids = implode( ',', wp_parse_id_list( $qv['exclude'] ) ); 749 $this->query_where .= " AND $wpdb->users.ID NOT IN ($ids)"; 750 } 751 752 // Date queries are allowed for the user_registered field. 753 if ( ! empty( $qv['date_query'] ) && is_array( $qv['date_query'] ) ) { 754 $date_query = new WP_Date_Query( $qv['date_query'], 'user_registered' ); 755 $this->query_where .= $date_query->get_sql(); 756 } 757 758 /** 759 * Fires after the WP_User_Query has been parsed, and before 760 * the query is executed. 761 * 762 * The passed WP_User_Query object contains SQL parts formed 763 * from parsing the given query. 764 * 765 * @since 3.1.0 766 * 767 * @param WP_User_Query $query Current instance of WP_User_Query (passed by reference). 768 */ 769 do_action_ref_array( 'pre_user_query', array( &$this ) ); 770 } 771 772 /** 773 * Executes the query, with the current variables. 774 * 775 * @since 3.1.0 776 * 777 * @global wpdb $wpdb WordPress database abstraction object. 778 */ 779 public function query() { 780 global $wpdb; 781 782 $qv =& $this->query_vars; 783 784 /** 785 * Filters the users array before the query takes place. 786 * 787 * Return a non-null value to bypass WordPress' default user queries. 788 * 789 * Filtering functions that require pagination information are encouraged to set 790 * the `total_users` property of the WP_User_Query object, passed to the filter 791 * by reference. If WP_User_Query does not perform a database query, it will not 792 * have enough information to generate these values itself. 793 * 794 * @since 5.1.0 795 * 796 * @param array|null $results Return an array of user data to short-circuit WP's user query 797 * or null to allow WP to run its normal queries. 798 * @param WP_User_Query $query The WP_User_Query instance (passed by reference). 799 */ 800 $this->results = apply_filters_ref_array( 'users_pre_query', array( null, &$this ) ); 801 802 if ( null === $this->results ) { 803 $this->request = " 804 SELECT {$this->query_fields} 805 {$this->query_from} 806 {$this->query_where} 807 {$this->query_orderby} 808 {$this->query_limit} 809 "; 810 811 if ( is_array( $qv['fields'] ) || 'all' === $qv['fields'] ) { 812 $this->results = $wpdb->get_results( $this->request ); 813 } else { 814 $this->results = $wpdb->get_col( $this->request ); 815 } 816 817 if ( isset( $qv['count_total'] ) && $qv['count_total'] ) { 818 /** 819 * Filters SELECT FOUND_ROWS() query for the current WP_User_Query instance. 820 * 821 * @since 3.2.0 822 * @since 5.1.0 Added the `$this` parameter. 823 * 824 * @global wpdb $wpdb WordPress database abstraction object. 825 * 826 * @param string $sql The SELECT FOUND_ROWS() query for the current WP_User_Query. 827 * @param WP_User_Query $query The current WP_User_Query instance. 828 */ 829 $found_users_query = apply_filters( 'found_users_query', 'SELECT FOUND_ROWS()', $this ); 830 831 $this->total_users = (int) $wpdb->get_var( $found_users_query ); 832 } 833 } 834 835 if ( ! $this->results ) { 836 return; 837 } 838 if ( 839 is_array( $qv['fields'] ) && 840 isset( $this->results[0]->ID ) 841 ) { 842 foreach ( $this->results as $result ) { 843 $result->id = $result->ID; 844 } 845 } elseif ( 'all_with_meta' === $qv['fields'] ) { 846 cache_users( $this->results ); 847 848 $r = array(); 849 foreach ( $this->results as $userid ) { 850 $r[ $userid ] = new WP_User( $userid, '', $qv['blog_id'] ); 851 } 852 853 $this->results = $r; 854 } elseif ( 'all' === $qv['fields'] ) { 855 foreach ( $this->results as $key => $user ) { 856 $this->results[ $key ] = new WP_User( $user, '', $qv['blog_id'] ); 857 } 858 } 859 } 860 861 /** 862 * Retrieves query variable. 863 * 864 * @since 3.5.0 865 * 866 * @param string $query_var Query variable key. 867 * @return mixed 868 */ 869 public function get( $query_var ) { 870 if ( isset( $this->query_vars[ $query_var ] ) ) { 871 return $this->query_vars[ $query_var ]; 872 } 873 874 return null; 875 } 876 877 /** 878 * Sets query variable. 879 * 880 * @since 3.5.0 881 * 882 * @param string $query_var Query variable key. 883 * @param mixed $value Query variable value. 884 */ 885 public function set( $query_var, $value ) { 886 $this->query_vars[ $query_var ] = $value; 887 } 888 889 /** 890 * Used internally to generate an SQL string for searching across multiple columns. 891 * 892 * @since 3.1.0 893 * 894 * @global wpdb $wpdb WordPress database abstraction object. 895 * 896 * @param string $search Search string. 897 * @param string[] $columns Array of columns to search. 898 * @param bool $wild Whether to allow wildcard searches. Default is false for Network Admin, true for single site. 899 * Single site allows leading and trailing wildcards, Network Admin only trailing. 900 * @return string 901 */ 902 protected function get_search_sql( $search, $columns, $wild = false ) { 903 global $wpdb; 904 905 $searches = array(); 906 $leading_wild = ( 'leading' === $wild || 'both' === $wild ) ? '%' : ''; 907 $trailing_wild = ( 'trailing' === $wild || 'both' === $wild ) ? '%' : ''; 908 $like = $leading_wild . $wpdb->esc_like( $search ) . $trailing_wild; 909 910 foreach ( $columns as $column ) { 911 if ( 'ID' === $column ) { 912 $searches[] = $wpdb->prepare( "$column = %s", $search ); 913 } else { 914 $searches[] = $wpdb->prepare( "$column LIKE %s", $like ); 915 } 916 } 917 918 return ' AND (' . implode( ' OR ', $searches ) . ')'; 919 } 920 921 /** 922 * Returns the list of users. 923 * 924 * @since 3.1.0 925 * 926 * @return array Array of results. 927 */ 928 public function get_results() { 929 return $this->results; 930 } 931 932 /** 933 * Returns the total number of users for the current query. 934 * 935 * @since 3.1.0 936 * 937 * @return int Number of total users. 938 */ 939 public function get_total() { 940 return $this->total_users; 941 } 942 943 /** 944 * Parses and sanitizes 'orderby' keys passed to the user query. 945 * 946 * @since 4.2.0 947 * 948 * @global wpdb $wpdb WordPress database abstraction object. 949 * 950 * @param string $orderby Alias for the field to order by. 951 * @return string Value to used in the ORDER clause, if `$orderby` is valid. 952 */ 953 protected function parse_orderby( $orderby ) { 954 global $wpdb; 955 956 $meta_query_clauses = $this->meta_query->get_clauses(); 957 958 $_orderby = ''; 959 if ( in_array( $orderby, array( 'login', 'nicename', 'email', 'url', 'registered' ), true ) ) { 960 $_orderby = 'user_' . $orderby; 961 } elseif ( in_array( $orderby, array( 'user_login', 'user_nicename', 'user_email', 'user_url', 'user_registered' ), true ) ) { 962 $_orderby = $orderby; 963 } elseif ( 'name' === $orderby || 'display_name' === $orderby ) { 964 $_orderby = 'display_name'; 965 } elseif ( 'post_count' === $orderby ) { 966 // @todo Avoid the JOIN. 967 $where = get_posts_by_author_sql( 'post' ); 968 $this->query_from .= " LEFT OUTER JOIN ( 969 SELECT post_author, COUNT(*) as post_count 970 FROM $wpdb->posts 971 $where 972 GROUP BY post_author 973 ) p ON ({$wpdb->users}.ID = p.post_author) 974 "; 975 $_orderby = 'post_count'; 976 } elseif ( 'ID' === $orderby || 'id' === $orderby ) { 977 $_orderby = 'ID'; 978 } elseif ( 'meta_value' === $orderby || $this->get( 'meta_key' ) == $orderby ) { 979 $_orderby = "$wpdb->usermeta.meta_value"; 980 } elseif ( 'meta_value_num' === $orderby ) { 981 $_orderby = "$wpdb->usermeta.meta_value+0"; 982 } elseif ( 'include' === $orderby && ! empty( $this->query_vars['include'] ) ) { 983 $include = wp_parse_id_list( $this->query_vars['include'] ); 984 $include_sql = implode( ',', $include ); 985 $_orderby = "FIELD( $wpdb->users.ID, $include_sql )"; 986 } elseif ( 'nicename__in' === $orderby ) { 987 $sanitized_nicename__in = array_map( 'esc_sql', $this->query_vars['nicename__in'] ); 988 $nicename__in = implode( "','", $sanitized_nicename__in ); 989 $_orderby = "FIELD( user_nicename, '$nicename__in' )"; 990 } elseif ( 'login__in' === $orderby ) { 991 $sanitized_login__in = array_map( 'esc_sql', $this->query_vars['login__in'] ); 992 $login__in = implode( "','", $sanitized_login__in ); 993 $_orderby = "FIELD( user_login, '$login__in' )"; 994 } elseif ( isset( $meta_query_clauses[ $orderby ] ) ) { 995 $meta_clause = $meta_query_clauses[ $orderby ]; 996 $_orderby = sprintf( 'CAST(%s.meta_value AS %s)', esc_sql( $meta_clause['alias'] ), esc_sql( $meta_clause['cast'] ) ); 997 } 998 999 return $_orderby; 1000 } 1001 1002 /** 1003 * Parses an 'order' query variable and casts it to ASC or DESC as necessary. 1004 * 1005 * @since 4.2.0 1006 * 1007 * @param string $order The 'order' query variable. 1008 * @return string The sanitized 'order' query variable. 1009 */ 1010 protected function parse_order( $order ) { 1011 if ( ! is_string( $order ) || empty( $order ) ) { 1012 return 'DESC'; 1013 } 1014 1015 if ( 'ASC' === strtoupper( $order ) ) { 1016 return 'ASC'; 1017 } else { 1018 return 'DESC'; 1019 } 1020 } 1021 1022 /** 1023 * Makes private properties readable for backward compatibility. 1024 * 1025 * @since 4.0.0 1026 * 1027 * @param string $name Property to get. 1028 * @return mixed Property. 1029 */ 1030 public function __get( $name ) { 1031 if ( in_array( $name, $this->compat_fields, true ) ) { 1032 return $this->$name; 1033 } 1034 } 1035 1036 /** 1037 * Makes private properties settable for backward compatibility. 1038 * 1039 * @since 4.0.0 1040 * 1041 * @param string $name Property to check if set. 1042 * @param mixed $value Property value. 1043 * @return mixed Newly-set property. 1044 */ 1045 public function __set( $name, $value ) { 1046 if ( in_array( $name, $this->compat_fields, true ) ) { 1047 return $this->$name = $value; 1048 } 1049 } 1050 1051 /** 1052 * Makes private properties checkable for backward compatibility. 1053 * 1054 * @since 4.0.0 1055 * 1056 * @param string $name Property to check if set. 1057 * @return bool Whether the property is set. 1058 */ 1059 public function __isset( $name ) { 1060 if ( in_array( $name, $this->compat_fields, true ) ) { 1061 return isset( $this->$name ); 1062 } 1063 } 1064 1065 /** 1066 * Makes private properties un-settable for backward compatibility. 1067 * 1068 * @since 4.0.0 1069 * 1070 * @param string $name Property to unset. 1071 */ 1072 public function __unset( $name ) { 1073 if ( in_array( $name, $this->compat_fields, true ) ) { 1074 unset( $this->$name ); 1075 } 1076 } 1077 1078 /** 1079 * Makes private/protected methods readable for backward compatibility. 1080 * 1081 * @since 4.0.0 1082 * 1083 * @param string $name Method to call. 1084 * @param array $arguments Arguments to pass when calling. 1085 * @return mixed Return value of the callback, false otherwise. 1086 */ 1087 public function __call( $name, $arguments ) { 1088 if ( 'get_search_sql' === $name ) { 1089 return $this->get_search_sql( ...$arguments ); 1090 } 1091 return false; 1092 } 1093 }
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