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PHP Cross Reference of WordPress Trunk (Updated Daily) |
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1 <?php 2 /** 3 * Query API: WP_Query class 4 * 5 * @package WordPress 6 * @subpackage Query 7 * @since 4.7.0 8 */ 9 10 /** 11 * The WordPress Query class. 12 * 13 * @link https://developer.wordpress.org/reference/classes/wp_query/ 14 * 15 * @since 1.5.0 16 * @since 4.5.0 Removed the `$comments_popup` property. 17 */ 18 #[AllowDynamicProperties] 19 class WP_Query { 20 21 /** 22 * Query vars set by the user. 23 * 24 * @since 1.5.0 25 * @var array 26 */ 27 public $query; 28 29 /** 30 * Query vars, after parsing. 31 * 32 * @since 1.5.0 33 * @var array 34 */ 35 public $query_vars = array(); 36 37 /** 38 * Taxonomy query, as passed to get_tax_sql(). 39 * 40 * @since 3.1.0 41 * @var WP_Tax_Query|null A taxonomy query instance. 42 */ 43 public $tax_query; 44 45 /** 46 * Metadata query container. 47 * 48 * @since 3.2.0 49 * @var WP_Meta_Query A meta query instance. 50 */ 51 public $meta_query = false; 52 53 /** 54 * Date query container. 55 * 56 * @since 3.7.0 57 * @var WP_Date_Query A date query instance. 58 */ 59 public $date_query = false; 60 61 /** 62 * Holds the data for a single object that is queried. 63 * 64 * Holds the contents of a post, page, category, attachment. 65 * 66 * @since 1.5.0 67 * @var WP_Term|WP_Post_Type|WP_Post|WP_User|null 68 */ 69 public $queried_object; 70 71 /** 72 * The ID of the queried object. 73 * 74 * @since 1.5.0 75 * @var int 76 */ 77 public $queried_object_id; 78 79 /** 80 * SQL for the database query. 81 * 82 * @since 2.0.1 83 * @var string 84 */ 85 public $request; 86 87 /** 88 * Array of post objects or post IDs. 89 * 90 * @since 1.5.0 91 * @var WP_Post[]|int[] 92 */ 93 public $posts; 94 95 /** 96 * The number of posts for the current query. 97 * 98 * @since 1.5.0 99 * @var int 100 */ 101 public $post_count = 0; 102 103 /** 104 * Index of the current item in the loop. 105 * 106 * @since 1.5.0 107 * @var int 108 */ 109 public $current_post = -1; 110 111 /** 112 * Whether the caller is before the loop. 113 * 114 * @since 6.3.0 115 * @var bool 116 */ 117 public $before_loop = true; 118 119 /** 120 * Whether the loop has started and the caller is in the loop. 121 * 122 * @since 2.0.0 123 * @var bool 124 */ 125 public $in_the_loop = false; 126 127 /** 128 * The current post. 129 * 130 * This property does not get populated when the `fields` argument is set to 131 * `ids` or `id=>parent`. 132 * 133 * @since 1.5.0 134 * @var WP_Post|null 135 */ 136 public $post; 137 138 /** 139 * The list of comments for current post. 140 * 141 * @since 2.2.0 142 * @var WP_Comment[] 143 */ 144 public $comments; 145 146 /** 147 * The number of comments for the posts. 148 * 149 * @since 2.2.0 150 * @var int 151 */ 152 public $comment_count = 0; 153 154 /** 155 * The index of the comment in the comment loop. 156 * 157 * @since 2.2.0 158 * @var int 159 */ 160 public $current_comment = -1; 161 162 /** 163 * Current comment object. 164 * 165 * @since 2.2.0 166 * @var WP_Comment 167 */ 168 public $comment; 169 170 /** 171 * The number of found posts for the current query. 172 * 173 * If limit clause was not used, equals $post_count. 174 * 175 * @since 2.1.0 176 * @var int 177 */ 178 public $found_posts = 0; 179 180 /** 181 * The number of pages. 182 * 183 * @since 2.1.0 184 * @var int 185 */ 186 public $max_num_pages = 0; 187 188 /** 189 * The number of comment pages. 190 * 191 * @since 2.7.0 192 * @var int 193 */ 194 public $max_num_comment_pages = 0; 195 196 /** 197 * Signifies whether the current query is for a single post. 198 * 199 * @since 1.5.0 200 * @var bool 201 */ 202 public $is_single = false; 203 204 /** 205 * Signifies whether the current query is for a preview. 206 * 207 * @since 2.0.0 208 * @var bool 209 */ 210 public $is_preview = false; 211 212 /** 213 * Signifies whether the current query is for a page. 214 * 215 * @since 1.5.0 216 * @var bool 217 */ 218 public $is_page = false; 219 220 /** 221 * Signifies whether the current query is for an archive. 222 * 223 * @since 1.5.0 224 * @var bool 225 */ 226 public $is_archive = false; 227 228 /** 229 * Signifies whether the current query is for a date archive. 230 * 231 * @since 1.5.0 232 * @var bool 233 */ 234 public $is_date = false; 235 236 /** 237 * Signifies whether the current query is for a year archive. 238 * 239 * @since 1.5.0 240 * @var bool 241 */ 242 public $is_year = false; 243 244 /** 245 * Signifies whether the current query is for a month archive. 246 * 247 * @since 1.5.0 248 * @var bool 249 */ 250 public $is_month = false; 251 252 /** 253 * Signifies whether the current query is for a day archive. 254 * 255 * @since 1.5.0 256 * @var bool 257 */ 258 public $is_day = false; 259 260 /** 261 * Signifies whether the current query is for a specific time. 262 * 263 * @since 1.5.0 264 * @var bool 265 */ 266 public $is_time = false; 267 268 /** 269 * Signifies whether the current query is for an author archive. 270 * 271 * @since 1.5.0 272 * @var bool 273 */ 274 public $is_author = false; 275 276 /** 277 * Signifies whether the current query is for a category archive. 278 * 279 * @since 1.5.0 280 * @var bool 281 */ 282 public $is_category = false; 283 284 /** 285 * Signifies whether the current query is for a tag archive. 286 * 287 * @since 2.3.0 288 * @var bool 289 */ 290 public $is_tag = false; 291 292 /** 293 * Signifies whether the current query is for a taxonomy archive. 294 * 295 * @since 2.5.0 296 * @var bool 297 */ 298 public $is_tax = false; 299 300 /** 301 * Signifies whether the current query is for a search. 302 * 303 * @since 1.5.0 304 * @var bool 305 */ 306 public $is_search = false; 307 308 /** 309 * Signifies whether the current query is for a feed. 310 * 311 * @since 1.5.0 312 * @var bool 313 */ 314 public $is_feed = false; 315 316 /** 317 * Signifies whether the current query is for a comment feed. 318 * 319 * @since 2.2.0 320 * @var bool 321 */ 322 public $is_comment_feed = false; 323 324 /** 325 * Signifies whether the current query is for trackback endpoint call. 326 * 327 * @since 1.5.0 328 * @var bool 329 */ 330 public $is_trackback = false; 331 332 /** 333 * Signifies whether the current query is for the site homepage. 334 * 335 * @since 1.5.0 336 * @var bool 337 */ 338 public $is_home = false; 339 340 /** 341 * Signifies whether the current query is for the Privacy Policy page. 342 * 343 * @since 5.2.0 344 * @var bool 345 */ 346 public $is_privacy_policy = false; 347 348 /** 349 * Signifies whether the current query couldn't find anything. 350 * 351 * @since 1.5.0 352 * @var bool 353 */ 354 public $is_404 = false; 355 356 /** 357 * Signifies whether the current query is for an embed. 358 * 359 * @since 4.4.0 360 * @var bool 361 */ 362 public $is_embed = false; 363 364 /** 365 * Signifies whether the current query is for a paged result and not for the first page. 366 * 367 * @since 1.5.0 368 * @var bool 369 */ 370 public $is_paged = false; 371 372 /** 373 * Signifies whether the current query is for an administrative interface page. 374 * 375 * @since 1.5.0 376 * @var bool 377 */ 378 public $is_admin = false; 379 380 /** 381 * Signifies whether the current query is for an attachment page. 382 * 383 * @since 2.0.0 384 * @var bool 385 */ 386 public $is_attachment = false; 387 388 /** 389 * Signifies whether the current query is for an existing single post of any post type 390 * (post, attachment, page, custom post types). 391 * 392 * @since 2.1.0 393 * @var bool 394 */ 395 public $is_singular = false; 396 397 /** 398 * Signifies whether the current query is for the robots.txt file. 399 * 400 * @since 2.1.0 401 * @var bool 402 */ 403 public $is_robots = false; 404 405 /** 406 * Signifies whether the current query is for the favicon.ico file. 407 * 408 * @since 5.4.0 409 * @var bool 410 */ 411 public $is_favicon = false; 412 413 /** 414 * Signifies whether the current query is for the page_for_posts page. 415 * 416 * Basically, the homepage if the option isn't set for the static homepage. 417 * 418 * @since 2.1.0 419 * @var bool 420 */ 421 public $is_posts_page = false; 422 423 /** 424 * Signifies whether the current query is for a post type archive. 425 * 426 * @since 3.1.0 427 * @var bool 428 */ 429 public $is_post_type_archive = false; 430 431 /** 432 * Stores the ->query_vars state like md5(serialize( $this->query_vars ) ) so we know 433 * whether we have to re-parse because something has changed 434 * 435 * @since 3.1.0 436 * @var bool|string 437 */ 438 private $query_vars_hash = false; 439 440 /** 441 * Whether query vars have changed since the initial parse_query() call. Used to catch modifications to query vars made 442 * via pre_get_posts hooks. 443 * 444 * @since 3.1.1 445 * @var bool 446 */ 447 private $query_vars_changed = true; 448 449 /** 450 * Set if post thumbnails are cached 451 * 452 * @since 3.2.0 453 * @var bool 454 */ 455 public $thumbnails_cached = false; 456 457 /** 458 * Controls whether an attachment query should include filenames or not. 459 * 460 * @since 6.0.3 461 * @var bool 462 */ 463 protected $allow_query_attachment_by_filename = false; 464 465 /** 466 * Cached list of search stopwords. 467 * 468 * @since 3.7.0 469 * @var array 470 */ 471 private $stopwords; 472 473 private $compat_fields = array( 'query_vars_hash', 'query_vars_changed' ); 474 475 private $compat_methods = array( 'init_query_flags', 'parse_tax_query' ); 476 477 /** 478 * The cache key generated by the query. 479 * 480 * The cache key is generated by the method ::generate_cache_key() after the 481 * query has been normalized. 482 * 483 * @since 6.8.0 484 * @var string 485 */ 486 private $query_cache_key = ''; 487 488 /** 489 * Resets query flags to false. 490 * 491 * The query flags are what page info WordPress was able to figure out. 492 * 493 * @since 2.0.0 494 */ 495 private function init_query_flags() { 496 $this->is_single = false; 497 $this->is_preview = false; 498 $this->is_page = false; 499 $this->is_archive = false; 500 $this->is_date = false; 501 $this->is_year = false; 502 $this->is_month = false; 503 $this->is_day = false; 504 $this->is_time = false; 505 $this->is_author = false; 506 $this->is_category = false; 507 $this->is_tag = false; 508 $this->is_tax = false; 509 $this->is_search = false; 510 $this->is_feed = false; 511 $this->is_comment_feed = false; 512 $this->is_trackback = false; 513 $this->is_home = false; 514 $this->is_privacy_policy = false; 515 $this->is_404 = false; 516 $this->is_paged = false; 517 $this->is_admin = false; 518 $this->is_attachment = false; 519 $this->is_singular = false; 520 $this->is_robots = false; 521 $this->is_favicon = false; 522 $this->is_posts_page = false; 523 $this->is_post_type_archive = false; 524 } 525 526 /** 527 * Initiates object properties and sets default values. 528 * 529 * @since 1.5.0 530 */ 531 public function init() { 532 unset( $this->posts ); 533 unset( $this->query ); 534 $this->query_vars = array(); 535 unset( $this->queried_object ); 536 unset( $this->queried_object_id ); 537 $this->post_count = 0; 538 $this->current_post = -1; 539 $this->in_the_loop = false; 540 $this->before_loop = true; 541 unset( $this->request ); 542 unset( $this->post ); 543 unset( $this->comments ); 544 unset( $this->comment ); 545 $this->comment_count = 0; 546 $this->current_comment = -1; 547 $this->found_posts = 0; 548 $this->max_num_pages = 0; 549 $this->max_num_comment_pages = 0; 550 551 $this->init_query_flags(); 552 } 553 554 /** 555 * Reparses the query vars. 556 * 557 * @since 1.5.0 558 */ 559 public function parse_query_vars() { 560 $this->parse_query(); 561 } 562 563 /** 564 * Fills in the query variables, which do not exist within the parameter. 565 * 566 * @since 2.1.0 567 * @since 4.5.0 Removed the `comments_popup` public query variable. 568 * 569 * @param array $query_vars Defined query variables. 570 * @return array Complete query variables with undefined ones filled in empty. 571 */ 572 public function fill_query_vars( $query_vars ) { 573 $keys = array( 574 'error', 575 'm', 576 'p', 577 'post_parent', 578 'subpost', 579 'subpost_id', 580 'attachment', 581 'attachment_id', 582 'name', 583 'pagename', 584 'page_id', 585 'second', 586 'minute', 587 'hour', 588 'day', 589 'monthnum', 590 'year', 591 'w', 592 'category_name', 593 'tag', 594 'cat', 595 'tag_id', 596 'author', 597 'author_name', 598 'feed', 599 'tb', 600 'paged', 601 'meta_key', 602 'meta_value', 603 'preview', 604 's', 605 'sentence', 606 'title', 607 'fields', 608 'menu_order', 609 'embed', 610 ); 611 612 foreach ( $keys as $key ) { 613 if ( ! isset( $query_vars[ $key ] ) ) { 614 $query_vars[ $key ] = ''; 615 } 616 } 617 618 $array_keys = array( 619 'category__in', 620 'category__not_in', 621 'category__and', 622 'post__in', 623 'post__not_in', 624 'post_name__in', 625 'tag__in', 626 'tag__not_in', 627 'tag__and', 628 'tag_slug__in', 629 'tag_slug__and', 630 'post_parent__in', 631 'post_parent__not_in', 632 'author__in', 633 'author__not_in', 634 'search_columns', 635 ); 636 637 foreach ( $array_keys as $key ) { 638 if ( ! isset( $query_vars[ $key ] ) ) { 639 $query_vars[ $key ] = array(); 640 } 641 } 642 643 return $query_vars; 644 } 645 646 /** 647 * Parses a query string and sets query type booleans. 648 * 649 * @since 1.5.0 650 * @since 4.2.0 Introduced the ability to order by specific clauses of a `$meta_query`, by passing the clause's 651 * array key to `$orderby`. 652 * @since 4.4.0 Introduced `$post_name__in` and `$title` parameters. `$s` was updated to support excluded 653 * search terms, by prepending a hyphen. 654 * @since 4.5.0 Removed the `$comments_popup` parameter. 655 * Introduced the `$comment_status` and `$ping_status` parameters. 656 * Introduced `RAND(x)` syntax for `$orderby`, which allows an integer seed value to random sorts. 657 * @since 4.6.0 Added 'post_name__in' support for `$orderby`. Introduced the `$lazy_load_term_meta` argument. 658 * @since 4.9.0 Introduced the `$comment_count` parameter. 659 * @since 5.1.0 Introduced the `$meta_compare_key` parameter. 660 * @since 5.3.0 Introduced the `$meta_type_key` parameter. 661 * @since 6.1.0 Introduced the `$update_menu_item_cache` parameter. 662 * @since 6.2.0 Introduced the `$search_columns` parameter. 663 * 664 * @param string|array $query { 665 * Optional. Array or string of Query parameters. 666 * 667 * @type int $attachment_id Attachment post ID. Used for 'attachment' post_type. 668 * @type int|string $author Author ID, or comma-separated list of IDs. 669 * @type string $author_name User 'user_nicename'. 670 * @type int[] $author__in An array of author IDs to query from. 671 * @type int[] $author__not_in An array of author IDs not to query from. 672 * @type bool $cache_results Whether to cache post information. Default true. 673 * @type int|string $cat Category ID or comma-separated list of IDs (this or any children). 674 * @type int[] $category__and An array of category IDs (AND in). 675 * @type int[] $category__in An array of category IDs (OR in, no children). 676 * @type int[] $category__not_in An array of category IDs (NOT in). 677 * @type string $category_name Use category slug (not name, this or any children). 678 * @type array|int $comment_count Filter results by comment count. Provide an integer to match 679 * comment count exactly. Provide an array with integer 'value' 680 * and 'compare' operator ('=', '!=', '>', '>=', '<', '<=' ) to 681 * compare against comment_count in a specific way. 682 * @type string $comment_status Comment status. 683 * @type int $comments_per_page The number of comments to return per page. 684 * Default 'comments_per_page' option. 685 * @type array $date_query An associative array of WP_Date_Query arguments. 686 * See WP_Date_Query::__construct(). 687 * @type int $day Day of the month. Default empty. Accepts numbers 1-31. 688 * @type bool $exact Whether to search by exact keyword. Default false. 689 * @type string $fields Post fields to query for. Accepts: 690 * - '' Returns an array of complete post objects (`WP_Post[]`). 691 * - 'ids' Returns an array of post IDs (`int[]`). 692 * - 'id=>parent' Returns an associative array of parent post IDs, 693 * keyed by post ID (`int[]`). 694 * Default ''. 695 * @type int $hour Hour of the day. Default empty. Accepts numbers 0-23. 696 * @type int|bool $ignore_sticky_posts Whether to ignore sticky posts or not. Setting this to false 697 * excludes stickies from 'post__in'. Accepts 1|true, 0|false. 698 * Default false. 699 * @type int $m Combination YearMonth. Accepts any four-digit year and month 700 * numbers 01-12. Default empty. 701 * @type string|string[] $meta_key Meta key or keys to filter by. 702 * @type string|string[] $meta_value Meta value or values to filter by. 703 * @type string $meta_compare MySQL operator used for comparing the meta value. 704 * See WP_Meta_Query::__construct() for accepted values and default value. 705 * @type string $meta_compare_key MySQL operator used for comparing the meta key. 706 * See WP_Meta_Query::__construct() for accepted values and default value. 707 * @type string $meta_type MySQL data type that the meta_value column will be CAST to for comparisons. 708 * See WP_Meta_Query::__construct() for accepted values and default value. 709 * @type string $meta_type_key MySQL data type that the meta_key column will be CAST to for comparisons. 710 * See WP_Meta_Query::__construct() for accepted values and default value. 711 * @type array $meta_query An associative array of WP_Meta_Query arguments. 712 * See WP_Meta_Query::__construct() for accepted values. 713 * @type int $menu_order The menu order of the posts. 714 * @type int $minute Minute of the hour. Default empty. Accepts numbers 0-59. 715 * @type int $monthnum The two-digit month. Default empty. Accepts numbers 1-12. 716 * @type string $name Post slug. 717 * @type bool $nopaging Show all posts (true) or paginate (false). Default false. 718 * @type bool $no_found_rows Whether to skip counting the total rows found. Enabling can improve 719 * performance. Default false. 720 * @type int $offset The number of posts to offset before retrieval. 721 * @type string $order Designates ascending or descending order of posts. Default 'DESC'. 722 * Accepts 'ASC', 'DESC'. 723 * @type string|array $orderby Sort retrieved posts by parameter. One or more options may be passed. 724 * To use 'meta_value', or 'meta_value_num', 'meta_key=keyname' must be 725 * also be defined. To sort by a specific `$meta_query` clause, use that 726 * clause's array key. Accepts: 727 * - 'none' 728 * - 'name' 729 * - 'author' 730 * - 'date' 731 * - 'title' 732 * - 'modified' 733 * - 'menu_order' 734 * - 'parent' 735 * - 'ID' 736 * - 'rand' 737 * - 'relevance' 738 * - 'RAND(x)' (where 'x' is an integer seed value) 739 * - 'comment_count' 740 * - 'meta_value' 741 * - 'meta_value_num' 742 * - 'post__in' 743 * - 'post_name__in' 744 * - 'post_parent__in' 745 * - The array keys of `$meta_query`. 746 * Default is 'date', except when a search is being performed, when 747 * the default is 'relevance'. 748 * @type int $p Post ID. 749 * @type int $page Show the number of posts that would show up on page X of a 750 * static front page. 751 * @type int $paged The number of the current page. 752 * @type int $page_id Page ID. 753 * @type string $pagename Page slug. 754 * @type string $perm Show posts if user has the appropriate capability. 755 * @type string $ping_status Ping status. 756 * @type int[] $post__in An array of post IDs to retrieve, sticky posts will be included. 757 * @type int[] $post__not_in An array of post IDs not to retrieve. Note: a string of comma- 758 * separated IDs will NOT work. 759 * @type string $post_mime_type The mime type of the post. Used for 'attachment' post_type. 760 * @type string[] $post_name__in An array of post slugs that results must match. 761 * @type int $post_parent Page ID to retrieve child pages for. Use 0 to only retrieve 762 * top-level pages. 763 * @type int[] $post_parent__in An array containing parent page IDs to query child pages from. 764 * @type int[] $post_parent__not_in An array containing parent page IDs not to query child pages from. 765 * @type string|string[] $post_type A post type slug (string) or array of post type slugs. 766 * Default 'any' if using 'tax_query'. 767 * @type string|string[] $post_status A post status (string) or array of post statuses. 768 * @type int $posts_per_page The number of posts to query for. Use -1 to request all posts. 769 * @type int $posts_per_archive_page The number of posts to query for by archive page. Overrides 770 * 'posts_per_page' when is_archive(), or is_search() are true. 771 * @type string $s Search keyword(s). Prepending a term with a hyphen will 772 * exclude posts matching that term. Eg, 'pillow -sofa' will 773 * return posts containing 'pillow' but not 'sofa'. The 774 * character used for exclusion can be modified using the 775 * the 'wp_query_search_exclusion_prefix' filter. 776 * @type string[] $search_columns Array of column names to be searched. Accepts 'post_title', 777 * 'post_excerpt' and 'post_content'. Default empty array. 778 * @type int $second Second of the minute. Default empty. Accepts numbers 0-59. 779 * @type bool $sentence Whether to search by phrase. Default false. 780 * @type bool $suppress_filters Whether to suppress filters. Default false. 781 * @type string $tag Tag slug. Comma-separated (either), Plus-separated (all). 782 * @type int[] $tag__and An array of tag IDs (AND in). 783 * @type int[] $tag__in An array of tag IDs (OR in). 784 * @type int[] $tag__not_in An array of tag IDs (NOT in). 785 * @type int $tag_id Tag id or comma-separated list of IDs. 786 * @type string[] $tag_slug__and An array of tag slugs (AND in). 787 * @type string[] $tag_slug__in An array of tag slugs (OR in). unless 'ignore_sticky_posts' is 788 * true. Note: a string of comma-separated IDs will NOT work. 789 * @type array $tax_query An associative array of WP_Tax_Query arguments. 790 * See WP_Tax_Query::__construct(). 791 * @type string $title Post title. 792 * @type bool $update_post_meta_cache Whether to update the post meta cache. Default true. 793 * @type bool $update_post_term_cache Whether to update the post term cache. Default true. 794 * @type bool $update_menu_item_cache Whether to update the menu item cache. Default false. 795 * @type bool $lazy_load_term_meta Whether to lazy-load term meta. Setting to false will 796 * disable cache priming for term meta, so that each 797 * get_term_meta() call will hit the database. 798 * Defaults to the value of `$update_post_term_cache`. 799 * @type int $w The week number of the year. Default empty. Accepts numbers 0-53. 800 * @type int $year The four-digit year. Default empty. Accepts any four-digit year. 801 * } 802 */ 803 public function parse_query( $query = '' ) { 804 if ( ! empty( $query ) ) { 805 $this->init(); 806 $this->query = wp_parse_args( $query ); 807 $this->query_vars = $this->query; 808 } elseif ( ! isset( $this->query ) ) { 809 $this->query = $this->query_vars; 810 } 811 812 $this->query_vars = $this->fill_query_vars( $this->query_vars ); 813 $qv = &$this->query_vars; 814 $this->query_vars_changed = true; 815 816 if ( ! empty( $qv['robots'] ) ) { 817 $this->is_robots = true; 818 } elseif ( ! empty( $qv['favicon'] ) ) { 819 $this->is_favicon = true; 820 } 821 822 if ( ! is_scalar( $qv['p'] ) || (int) $qv['p'] < 0 ) { 823 $qv['p'] = 0; 824 $qv['error'] = '404'; 825 } else { 826 $qv['p'] = (int) $qv['p']; 827 } 828 829 $qv['page_id'] = is_scalar( $qv['page_id'] ) ? absint( $qv['page_id'] ) : 0; 830 $qv['year'] = is_scalar( $qv['year'] ) ? absint( $qv['year'] ) : 0; 831 $qv['monthnum'] = is_scalar( $qv['monthnum'] ) ? absint( $qv['monthnum'] ) : 0; 832 $qv['day'] = is_scalar( $qv['day'] ) ? absint( $qv['day'] ) : 0; 833 $qv['w'] = is_scalar( $qv['w'] ) ? absint( $qv['w'] ) : 0; 834 $qv['m'] = is_scalar( $qv['m'] ) ? preg_replace( '|[^0-9]|', '', $qv['m'] ) : ''; 835 $qv['paged'] = is_scalar( $qv['paged'] ) ? absint( $qv['paged'] ) : 0; 836 $qv['cat'] = preg_replace( '|[^0-9,-]|', '', $qv['cat'] ); // Array or comma-separated list of positive or negative integers. 837 $qv['author'] = is_scalar( $qv['author'] ) ? preg_replace( '|[^0-9,-]|', '', $qv['author'] ) : ''; // Comma-separated list of positive or negative integers. 838 $qv['pagename'] = is_scalar( $qv['pagename'] ) ? trim( $qv['pagename'] ) : ''; 839 $qv['name'] = is_scalar( $qv['name'] ) ? trim( $qv['name'] ) : ''; 840 $qv['title'] = is_scalar( $qv['title'] ) ? trim( $qv['title'] ) : ''; 841 842 if ( is_scalar( $qv['hour'] ) && '' !== $qv['hour'] ) { 843 $qv['hour'] = absint( $qv['hour'] ); 844 } else { 845 $qv['hour'] = ''; 846 } 847 848 if ( is_scalar( $qv['minute'] ) && '' !== $qv['minute'] ) { 849 $qv['minute'] = absint( $qv['minute'] ); 850 } else { 851 $qv['minute'] = ''; 852 } 853 854 if ( is_scalar( $qv['second'] ) && '' !== $qv['second'] ) { 855 $qv['second'] = absint( $qv['second'] ); 856 } else { 857 $qv['second'] = ''; 858 } 859 860 if ( is_scalar( $qv['menu_order'] ) && '' !== $qv['menu_order'] ) { 861 $qv['menu_order'] = absint( $qv['menu_order'] ); 862 } else { 863 $qv['menu_order'] = ''; 864 } 865 866 // Fairly large, potentially too large, upper bound for search string lengths. 867 if ( ! is_scalar( $qv['s'] ) || ( ! empty( $qv['s'] ) && strlen( $qv['s'] ) > 1600 ) ) { 868 $qv['s'] = ''; 869 } 870 871 // Compat. Map subpost to attachment. 872 if ( is_scalar( $qv['subpost'] ) && '' != $qv['subpost'] ) { 873 $qv['attachment'] = $qv['subpost']; 874 } 875 if ( is_scalar( $qv['subpost_id'] ) && '' != $qv['subpost_id'] ) { 876 $qv['attachment_id'] = $qv['subpost_id']; 877 } 878 879 $qv['attachment_id'] = is_scalar( $qv['attachment_id'] ) ? absint( $qv['attachment_id'] ) : 0; 880 881 if ( ( '' !== $qv['attachment'] ) || ! empty( $qv['attachment_id'] ) ) { 882 $this->is_single = true; 883 $this->is_attachment = true; 884 } elseif ( '' !== $qv['name'] ) { 885 $this->is_single = true; 886 } elseif ( $qv['p'] ) { 887 $this->is_single = true; 888 } elseif ( '' !== $qv['pagename'] || ! empty( $qv['page_id'] ) ) { 889 $this->is_page = true; 890 $this->is_single = false; 891 } else { 892 // Look for archive queries. Dates, categories, authors, search, post type archives. 893 894 if ( isset( $this->query['s'] ) ) { 895 $this->is_search = true; 896 } 897 898 if ( '' !== $qv['second'] ) { 899 $this->is_time = true; 900 $this->is_date = true; 901 } 902 903 if ( '' !== $qv['minute'] ) { 904 $this->is_time = true; 905 $this->is_date = true; 906 } 907 908 if ( '' !== $qv['hour'] ) { 909 $this->is_time = true; 910 $this->is_date = true; 911 } 912 913 if ( $qv['day'] ) { 914 if ( ! $this->is_date ) { 915 $date = sprintf( '%04d-%02d-%02d', $qv['year'], $qv['monthnum'], $qv['day'] ); 916 if ( $qv['monthnum'] && $qv['year'] && ! wp_checkdate( $qv['monthnum'], $qv['day'], $qv['year'], $date ) ) { 917 $qv['error'] = '404'; 918 } else { 919 $this->is_day = true; 920 $this->is_date = true; 921 } 922 } 923 } 924 925 if ( $qv['monthnum'] ) { 926 if ( ! $this->is_date ) { 927 if ( 12 < $qv['monthnum'] ) { 928 $qv['error'] = '404'; 929 } else { 930 $this->is_month = true; 931 $this->is_date = true; 932 } 933 } 934 } 935 936 if ( $qv['year'] ) { 937 if ( ! $this->is_date ) { 938 $this->is_year = true; 939 $this->is_date = true; 940 } 941 } 942 943 if ( $qv['m'] ) { 944 $this->is_date = true; 945 if ( strlen( $qv['m'] ) > 9 ) { 946 $this->is_time = true; 947 } elseif ( strlen( $qv['m'] ) > 7 ) { 948 $this->is_day = true; 949 } elseif ( strlen( $qv['m'] ) > 5 ) { 950 $this->is_month = true; 951 } else { 952 $this->is_year = true; 953 } 954 } 955 956 if ( $qv['w'] ) { 957 $this->is_date = true; 958 } 959 960 $this->query_vars_hash = false; 961 $this->parse_tax_query( $qv ); 962 963 foreach ( $this->tax_query->queries as $tax_query ) { 964 if ( ! is_array( $tax_query ) ) { 965 continue; 966 } 967 968 if ( isset( $tax_query['operator'] ) && 'NOT IN' !== $tax_query['operator'] ) { 969 switch ( $tax_query['taxonomy'] ) { 970 case 'category': 971 $this->is_category = true; 972 break; 973 case 'post_tag': 974 $this->is_tag = true; 975 break; 976 default: 977 $this->is_tax = true; 978 } 979 } 980 } 981 unset( $tax_query ); 982 983 if ( empty( $qv['author'] ) || ( '0' == $qv['author'] ) ) { 984 $this->is_author = false; 985 } else { 986 $this->is_author = true; 987 } 988 989 if ( '' !== $qv['author_name'] ) { 990 $this->is_author = true; 991 } 992 993 if ( ! empty( $qv['post_type'] ) && ! is_array( $qv['post_type'] ) ) { 994 $post_type_obj = get_post_type_object( $qv['post_type'] ); 995 if ( ! empty( $post_type_obj->has_archive ) ) { 996 $this->is_post_type_archive = true; 997 } 998 } 999 1000 if ( $this->is_post_type_archive || $this->is_date || $this->is_author || $this->is_category || $this->is_tag || $this->is_tax ) { 1001 $this->is_archive = true; 1002 } 1003 } 1004 1005 if ( '' != $qv['feed'] ) { 1006 $this->is_feed = true; 1007 } 1008 1009 if ( '' != $qv['embed'] ) { 1010 $this->is_embed = true; 1011 } 1012 1013 if ( '' != $qv['tb'] ) { 1014 $this->is_trackback = true; 1015 } 1016 1017 if ( '' != $qv['paged'] && ( (int) $qv['paged'] > 1 ) ) { 1018 $this->is_paged = true; 1019 } 1020 1021 // If we're previewing inside the write screen. 1022 if ( '' != $qv['preview'] ) { 1023 $this->is_preview = true; 1024 } 1025 1026 if ( is_admin() ) { 1027 $this->is_admin = true; 1028 } 1029 1030 if ( str_contains( $qv['feed'], 'comments-' ) ) { 1031 $qv['feed'] = str_replace( 'comments-', '', $qv['feed'] ); 1032 $qv['withcomments'] = 1; 1033 } 1034 1035 $this->is_singular = $this->is_single || $this->is_page || $this->is_attachment; 1036 1037 if ( $this->is_feed && ( ! empty( $qv['withcomments'] ) || ( empty( $qv['withoutcomments'] ) && $this->is_singular ) ) ) { 1038 $this->is_comment_feed = true; 1039 } 1040 1041 if ( ! ( $this->is_singular || $this->is_archive || $this->is_search || $this->is_feed 1042 || ( wp_is_serving_rest_request() && $this->is_main_query() ) 1043 || $this->is_trackback || $this->is_404 || $this->is_admin || $this->is_robots || $this->is_favicon ) ) { 1044 $this->is_home = true; 1045 } 1046 1047 // Correct `is_*` for 'page_on_front' and 'page_for_posts'. 1048 if ( $this->is_home && 'page' === get_option( 'show_on_front' ) && get_option( 'page_on_front' ) ) { 1049 $_query = wp_parse_args( $this->query ); 1050 // 'pagename' can be set and empty depending on matched rewrite rules. Ignore an empty 'pagename'. 1051 if ( isset( $_query['pagename'] ) && '' === $_query['pagename'] ) { 1052 unset( $_query['pagename'] ); 1053 } 1054 1055 unset( $_query['embed'] ); 1056 1057 if ( empty( $_query ) || ! array_diff( array_keys( $_query ), array( 'preview', 'page', 'paged', 'cpage' ) ) ) { 1058 $this->is_page = true; 1059 $this->is_home = false; 1060 $qv['page_id'] = get_option( 'page_on_front' ); 1061 // Correct <!--nextpage--> for 'page_on_front'. 1062 if ( ! empty( $qv['paged'] ) ) { 1063 $qv['page'] = $qv['paged']; 1064 unset( $qv['paged'] ); 1065 } 1066 } 1067 } 1068 1069 if ( '' !== $qv['pagename'] ) { 1070 $this->queried_object = get_page_by_path( $qv['pagename'] ); 1071 1072 if ( $this->queried_object && 'attachment' === $this->queried_object->post_type ) { 1073 if ( preg_match( '/^[^%]*%(?:postname)%/', get_option( 'permalink_structure' ) ) ) { 1074 // See if we also have a post with the same slug. 1075 $post = get_page_by_path( $qv['pagename'], OBJECT, 'post' ); 1076 if ( $post ) { 1077 $this->queried_object = $post; 1078 $this->is_page = false; 1079 $this->is_single = true; 1080 } 1081 } 1082 } 1083 1084 if ( ! empty( $this->queried_object ) ) { 1085 $this->queried_object_id = (int) $this->queried_object->ID; 1086 } else { 1087 unset( $this->queried_object ); 1088 } 1089 1090 if ( 'page' === get_option( 'show_on_front' ) && isset( $this->queried_object_id ) && get_option( 'page_for_posts' ) == $this->queried_object_id ) { 1091 $this->is_page = false; 1092 $this->is_home = true; 1093 $this->is_posts_page = true; 1094 } 1095 1096 if ( isset( $this->queried_object_id ) && get_option( 'wp_page_for_privacy_policy' ) == $this->queried_object_id ) { 1097 $this->is_privacy_policy = true; 1098 } 1099 } 1100 1101 if ( $qv['page_id'] ) { 1102 if ( 'page' === get_option( 'show_on_front' ) && get_option( 'page_for_posts' ) == $qv['page_id'] ) { 1103 $this->is_page = false; 1104 $this->is_home = true; 1105 $this->is_posts_page = true; 1106 } 1107 1108 if ( get_option( 'wp_page_for_privacy_policy' ) == $qv['page_id'] ) { 1109 $this->is_privacy_policy = true; 1110 } 1111 } 1112 1113 if ( ! empty( $qv['post_type'] ) ) { 1114 if ( is_array( $qv['post_type'] ) ) { 1115 $qv['post_type'] = array_map( 'sanitize_key', array_unique( $qv['post_type'] ) ); 1116 sort( $qv['post_type'] ); 1117 } else { 1118 $qv['post_type'] = sanitize_key( $qv['post_type'] ); 1119 } 1120 } 1121 1122 if ( ! empty( $qv['post_status'] ) ) { 1123 if ( is_array( $qv['post_status'] ) ) { 1124 $qv['post_status'] = array_map( 'sanitize_key', array_unique( $qv['post_status'] ) ); 1125 sort( $qv['post_status'] ); 1126 } else { 1127 $qv['post_status'] = preg_replace( '|[^a-z0-9_,-]|', '', $qv['post_status'] ); 1128 } 1129 } 1130 1131 if ( $this->is_posts_page && ( ! isset( $qv['withcomments'] ) || ! $qv['withcomments'] ) ) { 1132 $this->is_comment_feed = false; 1133 } 1134 1135 $this->is_singular = $this->is_single || $this->is_page || $this->is_attachment; 1136 // Done correcting `is_*` for 'page_on_front' and 'page_for_posts'. 1137 1138 if ( '404' == $qv['error'] ) { 1139 $this->set_404(); 1140 } 1141 1142 $this->is_embed = $this->is_embed && ( $this->is_singular || $this->is_404 ); 1143 1144 $this->query_vars_hash = md5( serialize( $this->query_vars ) ); 1145 $this->query_vars_changed = false; 1146 1147 /** 1148 * Fires after the main query vars have been parsed. 1149 * 1150 * @since 1.5.0 1151 * 1152 * @param WP_Query $query The WP_Query instance (passed by reference). 1153 */ 1154 do_action_ref_array( 'parse_query', array( &$this ) ); 1155 } 1156 1157 /** 1158 * Parses various taxonomy related query vars. 1159 * 1160 * For BC, this method is not marked as protected. See [28987]. 1161 * 1162 * @since 3.1.0 1163 * 1164 * @param array $q The query variables. Passed by reference. 1165 */ 1166 public function parse_tax_query( &$q ) { 1167 if ( ! empty( $q['tax_query'] ) && is_array( $q['tax_query'] ) ) { 1168 $tax_query = $q['tax_query']; 1169 } else { 1170 $tax_query = array(); 1171 } 1172 1173 if ( ! empty( $q['taxonomy'] ) && ! empty( $q['term'] ) ) { 1174 $tax_query[] = array( 1175 'taxonomy' => $q['taxonomy'], 1176 'terms' => array( $q['term'] ), 1177 'field' => 'slug', 1178 ); 1179 } 1180 1181 foreach ( get_taxonomies( array(), 'objects' ) as $taxonomy => $t ) { 1182 if ( 'post_tag' === $taxonomy ) { 1183 continue; // Handled further down in the $q['tag'] block. 1184 } 1185 1186 if ( $t->query_var && ! empty( $q[ $t->query_var ] ) ) { 1187 $tax_query_defaults = array( 1188 'taxonomy' => $taxonomy, 1189 'field' => 'slug', 1190 ); 1191 1192 if ( ! empty( $t->rewrite['hierarchical'] ) ) { 1193 $q[ $t->query_var ] = wp_basename( $q[ $t->query_var ] ); 1194 } 1195 1196 $term = $q[ $t->query_var ]; 1197 1198 if ( ! is_array( $term ) ) { 1199 $term = explode( ',', $term ); 1200 $term = array_map( 'trim', $term ); 1201 } 1202 sort( $term ); 1203 $term = implode( ',', $term ); 1204 1205 if ( str_contains( $term, '+' ) ) { 1206 $terms = preg_split( '/[+]+/', $term ); 1207 foreach ( $terms as $term ) { 1208 $tax_query[] = array_merge( 1209 $tax_query_defaults, 1210 array( 1211 'terms' => array( $term ), 1212 ) 1213 ); 1214 } 1215 } else { 1216 $tax_query[] = array_merge( 1217 $tax_query_defaults, 1218 array( 1219 'terms' => preg_split( '/[,]+/', $term ), 1220 ) 1221 ); 1222 } 1223 } 1224 } 1225 1226 // If query string 'cat' is an array, implode it. 1227 if ( is_array( $q['cat'] ) ) { 1228 $q['cat'] = implode( ',', $q['cat'] ); 1229 } 1230 1231 // Category stuff. 1232 1233 if ( ! empty( $q['cat'] ) && ! $this->is_singular ) { 1234 $cat_in = array(); 1235 $cat_not_in = array(); 1236 1237 $cat_array = preg_split( '/[,\s]+/', urldecode( $q['cat'] ) ); 1238 $cat_array = array_map( 'intval', $cat_array ); 1239 sort( $cat_array ); 1240 $q['cat'] = implode( ',', $cat_array ); 1241 1242 foreach ( $cat_array as $cat ) { 1243 if ( $cat > 0 ) { 1244 $cat_in[] = $cat; 1245 } elseif ( $cat < 0 ) { 1246 $cat_not_in[] = abs( $cat ); 1247 } 1248 } 1249 1250 if ( ! empty( $cat_in ) ) { 1251 $tax_query[] = array( 1252 'taxonomy' => 'category', 1253 'terms' => $cat_in, 1254 'field' => 'term_id', 1255 'include_children' => true, 1256 ); 1257 } 1258 1259 if ( ! empty( $cat_not_in ) ) { 1260 $tax_query[] = array( 1261 'taxonomy' => 'category', 1262 'terms' => $cat_not_in, 1263 'field' => 'term_id', 1264 'operator' => 'NOT IN', 1265 'include_children' => true, 1266 ); 1267 } 1268 unset( $cat_array, $cat_in, $cat_not_in ); 1269 } 1270 1271 if ( ! empty( $q['category__and'] ) && 1 === count( (array) $q['category__and'] ) ) { 1272 $q['category__and'] = (array) $q['category__and']; 1273 if ( ! isset( $q['category__in'] ) ) { 1274 $q['category__in'] = array(); 1275 } 1276 $q['category__in'][] = absint( reset( $q['category__and'] ) ); 1277 unset( $q['category__and'] ); 1278 } 1279 1280 if ( ! empty( $q['category__in'] ) ) { 1281 $q['category__in'] = array_map( 'absint', array_unique( (array) $q['category__in'] ) ); 1282 sort( $q['category__in'] ); 1283 $tax_query[] = array( 1284 'taxonomy' => 'category', 1285 'terms' => $q['category__in'], 1286 'field' => 'term_id', 1287 'include_children' => false, 1288 ); 1289 } 1290 1291 if ( ! empty( $q['category__not_in'] ) ) { 1292 $q['category__not_in'] = array_map( 'absint', array_unique( (array) $q['category__not_in'] ) ); 1293 sort( $q['category__not_in'] ); 1294 $tax_query[] = array( 1295 'taxonomy' => 'category', 1296 'terms' => $q['category__not_in'], 1297 'operator' => 'NOT IN', 1298 'include_children' => false, 1299 ); 1300 } 1301 1302 if ( ! empty( $q['category__and'] ) ) { 1303 $q['category__and'] = array_map( 'absint', array_unique( (array) $q['category__and'] ) ); 1304 sort( $q['category__and'] ); 1305 $tax_query[] = array( 1306 'taxonomy' => 'category', 1307 'terms' => $q['category__and'], 1308 'field' => 'term_id', 1309 'operator' => 'AND', 1310 'include_children' => false, 1311 ); 1312 } 1313 1314 // If query string 'tag' is array, implode it. 1315 if ( is_array( $q['tag'] ) ) { 1316 $q['tag'] = implode( ',', $q['tag'] ); 1317 } 1318 1319 // Tag stuff. 1320 1321 if ( '' !== $q['tag'] && ! $this->is_singular && $this->query_vars_changed ) { 1322 if ( str_contains( $q['tag'], ',' ) ) { 1323 // @todo Handle normalizing `tag` query string. 1324 $tags = preg_split( '/[,\r\n\t ]+/', $q['tag'] ); 1325 foreach ( (array) $tags as $tag ) { 1326 $tag = sanitize_term_field( 'slug', $tag, 0, 'post_tag', 'db' ); 1327 $q['tag_slug__in'][] = $tag; 1328 sort( $q['tag_slug__in'] ); 1329 } 1330 } elseif ( preg_match( '/[+\r\n\t ]+/', $q['tag'] ) || ! empty( $q['cat'] ) ) { 1331 $tags = preg_split( '/[+\r\n\t ]+/', $q['tag'] ); 1332 foreach ( (array) $tags as $tag ) { 1333 $tag = sanitize_term_field( 'slug', $tag, 0, 'post_tag', 'db' ); 1334 $q['tag_slug__and'][] = $tag; 1335 } 1336 } else { 1337 $q['tag'] = sanitize_term_field( 'slug', $q['tag'], 0, 'post_tag', 'db' ); 1338 $q['tag_slug__in'][] = $q['tag']; 1339 sort( $q['tag_slug__in'] ); 1340 } 1341 } 1342 1343 if ( ! empty( $q['tag_id'] ) ) { 1344 $q['tag_id'] = absint( $q['tag_id'] ); 1345 $tax_query[] = array( 1346 'taxonomy' => 'post_tag', 1347 'terms' => $q['tag_id'], 1348 ); 1349 } 1350 1351 if ( ! empty( $q['tag__in'] ) ) { 1352 $q['tag__in'] = array_map( 'absint', array_unique( (array) $q['tag__in'] ) ); 1353 sort( $q['tag__in'] ); 1354 $tax_query[] = array( 1355 'taxonomy' => 'post_tag', 1356 'terms' => $q['tag__in'], 1357 ); 1358 } 1359 1360 if ( ! empty( $q['tag__not_in'] ) ) { 1361 $q['tag__not_in'] = array_map( 'absint', array_unique( (array) $q['tag__not_in'] ) ); 1362 sort( $q['tag__not_in'] ); 1363 $tax_query[] = array( 1364 'taxonomy' => 'post_tag', 1365 'terms' => $q['tag__not_in'], 1366 'operator' => 'NOT IN', 1367 ); 1368 } 1369 1370 if ( ! empty( $q['tag__and'] ) ) { 1371 $q['tag__and'] = array_map( 'absint', array_unique( (array) $q['tag__and'] ) ); 1372 sort( $q['tag__and'] ); 1373 $tax_query[] = array( 1374 'taxonomy' => 'post_tag', 1375 'terms' => $q['tag__and'], 1376 'operator' => 'AND', 1377 ); 1378 } 1379 1380 if ( ! empty( $q['tag_slug__in'] ) ) { 1381 $q['tag_slug__in'] = array_map( 'sanitize_title_for_query', array_unique( (array) $q['tag_slug__in'] ) ); 1382 sort( $q['tag_slug__in'] ); 1383 $tax_query[] = array( 1384 'taxonomy' => 'post_tag', 1385 'terms' => $q['tag_slug__in'], 1386 'field' => 'slug', 1387 ); 1388 } 1389 1390 if ( ! empty( $q['tag_slug__and'] ) ) { 1391 $q['tag_slug__and'] = array_map( 'sanitize_title_for_query', array_unique( (array) $q['tag_slug__and'] ) ); 1392 sort( $q['tag_slug__and'] ); 1393 $tax_query[] = array( 1394 'taxonomy' => 'post_tag', 1395 'terms' => $q['tag_slug__and'], 1396 'field' => 'slug', 1397 'operator' => 'AND', 1398 ); 1399 } 1400 1401 $this->tax_query = new WP_Tax_Query( $tax_query ); 1402 1403 /** 1404 * Fires after taxonomy-related query vars have been parsed. 1405 * 1406 * @since 3.7.0 1407 * 1408 * @param WP_Query $query The WP_Query instance. 1409 */ 1410 do_action( 'parse_tax_query', $this ); 1411 } 1412 1413 /** 1414 * Generates SQL for the WHERE clause based on passed search terms. 1415 * 1416 * @since 3.7.0 1417 * 1418 * @global wpdb $wpdb WordPress database abstraction object. 1419 * 1420 * @param array $q Query variables. 1421 * @return string WHERE clause. 1422 */ 1423 protected function parse_search( &$q ) { 1424 global $wpdb; 1425 1426 $search = ''; 1427 1428 // Added slashes screw with quote grouping when done early, so done later. 1429 $q['s'] = stripslashes( $q['s'] ); 1430 if ( empty( $_GET['s'] ) && $this->is_main_query() ) { 1431 $q['s'] = urldecode( $q['s'] ); 1432 } 1433 // There are no line breaks in <input /> fields. 1434 $q['s'] = str_replace( array( "\r", "\n" ), '', $q['s'] ); 1435 $q['search_terms_count'] = 1; 1436 if ( ! empty( $q['sentence'] ) ) { 1437 $q['search_terms'] = array( $q['s'] ); 1438 } else { 1439 if ( preg_match_all( '/".*?("|$)|((?<=[\t ",+])|^)[^\t ",+]+/', $q['s'], $matches ) ) { 1440 $q['search_terms_count'] = count( $matches[0] ); 1441 $q['search_terms'] = $this->parse_search_terms( $matches[0] ); 1442 // If the search string has only short terms or stopwords, or is 10+ terms long, match it as sentence. 1443 if ( empty( $q['search_terms'] ) || count( $q['search_terms'] ) > 9 ) { 1444 $q['search_terms'] = array( $q['s'] ); 1445 } 1446 } else { 1447 $q['search_terms'] = array( $q['s'] ); 1448 } 1449 } 1450 1451 $n = ! empty( $q['exact'] ) ? '' : '%'; 1452 $searchand = ''; 1453 $q['search_orderby_title'] = array(); 1454 1455 $default_search_columns = array( 'post_title', 'post_excerpt', 'post_content' ); 1456 $search_columns = ! empty( $q['search_columns'] ) ? $q['search_columns'] : $default_search_columns; 1457 if ( ! is_array( $search_columns ) ) { 1458 $search_columns = array( $search_columns ); 1459 } 1460 1461 /** 1462 * Filters the columns to search in a WP_Query search. 1463 * 1464 * The supported columns are `post_title`, `post_excerpt` and `post_content`. 1465 * They are all included by default. 1466 * 1467 * @since 6.2.0 1468 * 1469 * @param string[] $search_columns Array of column names to be searched. 1470 * @param string $search Text being searched. 1471 * @param WP_Query $query The current WP_Query instance. 1472 */ 1473 $search_columns = (array) apply_filters( 'post_search_columns', $search_columns, $q['s'], $this ); 1474 1475 // Use only supported search columns. 1476 $search_columns = array_intersect( $search_columns, $default_search_columns ); 1477 if ( empty( $search_columns ) ) { 1478 $search_columns = $default_search_columns; 1479 } 1480 1481 /** 1482 * Filters the prefix that indicates that a search term should be excluded from results. 1483 * 1484 * @since 4.7.0 1485 * 1486 * @param string $exclusion_prefix The prefix. Default '-'. Returning 1487 * an empty value disables exclusions. 1488 */ 1489 $exclusion_prefix = apply_filters( 'wp_query_search_exclusion_prefix', '-' ); 1490 1491 foreach ( $q['search_terms'] as $term ) { 1492 // If there is an $exclusion_prefix, terms prefixed with it should be excluded. 1493 $exclude = $exclusion_prefix && str_starts_with( $term, $exclusion_prefix ); 1494 if ( $exclude ) { 1495 $like_op = 'NOT LIKE'; 1496 $andor_op = 'AND'; 1497 $term = substr( $term, 1 ); 1498 } else { 1499 $like_op = 'LIKE'; 1500 $andor_op = 'OR'; 1501 } 1502 1503 if ( $n && ! $exclude ) { 1504 $like = '%' . $wpdb->esc_like( $term ) . '%'; 1505 $q['search_orderby_title'][] = $wpdb->prepare( "{$wpdb->posts}.post_title LIKE %s", $like ); 1506 } 1507 1508 $like = $n . $wpdb->esc_like( $term ) . $n; 1509 1510 $search_columns_parts = array(); 1511 foreach ( $search_columns as $search_column ) { 1512 $search_columns_parts[ $search_column ] = $wpdb->prepare( "({$wpdb->posts}.$search_column $like_op %s)", $like ); 1513 } 1514 1515 if ( ! empty( $this->allow_query_attachment_by_filename ) ) { 1516 $search_columns_parts['attachment'] = $wpdb->prepare( "(sq1.meta_value $like_op %s)", $like ); 1517 } 1518 1519 $search .= "$searchand(" . implode( " $andor_op ", $search_columns_parts ) . ')'; 1520 1521 $searchand = ' AND '; 1522 } 1523 1524 if ( ! empty( $search ) ) { 1525 $search = " AND ({$search}) "; 1526 if ( ! is_user_logged_in() ) { 1527 $search .= " AND ({$wpdb->posts}.post_password = '') "; 1528 } 1529 } 1530 1531 return $search; 1532 } 1533 1534 /** 1535 * Checks if the terms are suitable for searching. 1536 * 1537 * Uses an array of stopwords (terms) that are excluded from the separate 1538 * term matching when searching for posts. The list of English stopwords is 1539 * the approximate search engines list, and is translatable. 1540 * 1541 * @since 3.7.0 1542 * 1543 * @param string[] $terms Array of terms to check. 1544 * @return string[] Terms that are not stopwords. 1545 */ 1546 protected function parse_search_terms( $terms ) { 1547 $strtolower = function_exists( 'mb_strtolower' ) ? 'mb_strtolower' : 'strtolower'; 1548 $checked = array(); 1549 1550 $stopwords = $this->get_search_stopwords(); 1551 1552 foreach ( $terms as $term ) { 1553 // Keep before/after spaces when term is for exact match. 1554 if ( preg_match( '/^".+"$/', $term ) ) { 1555 $term = trim( $term, "\"'" ); 1556 } else { 1557 $term = trim( $term, "\"' " ); 1558 } 1559 1560 // Avoid single A-Z and single dashes. 1561 if ( ! $term || ( 1 === strlen( $term ) && preg_match( '/^[a-z\-]$/i', $term ) ) ) { 1562 continue; 1563 } 1564 1565 if ( in_array( call_user_func( $strtolower, $term ), $stopwords, true ) ) { 1566 continue; 1567 } 1568 1569 $checked[] = $term; 1570 } 1571 1572 return $checked; 1573 } 1574 1575 /** 1576 * Retrieves stopwords used when parsing search terms. 1577 * 1578 * @since 3.7.0 1579 * 1580 * @return string[] Stopwords. 1581 */ 1582 protected function get_search_stopwords() { 1583 if ( isset( $this->stopwords ) ) { 1584 return $this->stopwords; 1585 } 1586 1587 /* 1588 * translators: This is a comma-separated list of very common words that should be excluded from a search, 1589 * like a, an, and the. These are usually called "stopwords". You should not simply translate these individual 1590 * words into your language. Instead, look for and provide commonly accepted stopwords in your language. 1591 */ 1592 $words = explode( 1593 ',', 1594 _x( 1595 'about,an,are,as,at,be,by,com,for,from,how,in,is,it,of,on,or,that,the,this,to,was,what,when,where,who,will,with,www', 1596 'Comma-separated list of search stopwords in your language' 1597 ) 1598 ); 1599 1600 $stopwords = array(); 1601 foreach ( $words as $word ) { 1602 $word = trim( $word, "\r\n\t " ); 1603 if ( $word ) { 1604 $stopwords[] = $word; 1605 } 1606 } 1607 1608 /** 1609 * Filters stopwords used when parsing search terms. 1610 * 1611 * @since 3.7.0 1612 * 1613 * @param string[] $stopwords Array of stopwords. 1614 */ 1615 $this->stopwords = apply_filters( 'wp_search_stopwords', $stopwords ); 1616 return $this->stopwords; 1617 } 1618 1619 /** 1620 * Generates SQL for the ORDER BY condition based on passed search terms. 1621 * 1622 * @since 3.7.0 1623 * 1624 * @global wpdb $wpdb WordPress database abstraction object. 1625 * 1626 * @param array $q Query variables. 1627 * @return string ORDER BY clause. 1628 */ 1629 protected function parse_search_order( &$q ) { 1630 global $wpdb; 1631 1632 if ( $q['search_terms_count'] > 1 ) { 1633 $num_terms = count( $q['search_orderby_title'] ); 1634 1635 // If the search terms contain negative queries, don't bother ordering by sentence matches. 1636 $like = ''; 1637 if ( ! preg_match( '/(?:\s|^)\-/', $q['s'] ) ) { 1638 $like = '%' . $wpdb->esc_like( $q['s'] ) . '%'; 1639 } 1640 1641 $search_orderby = ''; 1642 1643 // Sentence match in 'post_title'. 1644 if ( $like ) { 1645 $search_orderby .= $wpdb->prepare( "WHEN {$wpdb->posts}.post_title LIKE %s THEN 1 ", $like ); 1646 } 1647 1648 /* 1649 * Sanity limit, sort as sentence when more than 6 terms 1650 * (few searches are longer than 6 terms and most titles are not). 1651 */ 1652 if ( $num_terms < 7 ) { 1653 // All words in title. 1654 $search_orderby .= 'WHEN ' . implode( ' AND ', $q['search_orderby_title'] ) . ' THEN 2 '; 1655 // Any word in title, not needed when $num_terms == 1. 1656 if ( $num_terms > 1 ) { 1657 $search_orderby .= 'WHEN ' . implode( ' OR ', $q['search_orderby_title'] ) . ' THEN 3 '; 1658 } 1659 } 1660 1661 // Sentence match in 'post_content' and 'post_excerpt'. 1662 if ( $like ) { 1663 $search_orderby .= $wpdb->prepare( "WHEN {$wpdb->posts}.post_excerpt LIKE %s THEN 4 ", $like ); 1664 $search_orderby .= $wpdb->prepare( "WHEN {$wpdb->posts}.post_content LIKE %s THEN 5 ", $like ); 1665 } 1666 1667 if ( $search_orderby ) { 1668 $search_orderby = '(CASE ' . $search_orderby . 'ELSE 6 END)'; 1669 } 1670 } else { 1671 // Single word or sentence search. 1672 $search_orderby = reset( $q['search_orderby_title'] ) . ' DESC'; 1673 } 1674 1675 return $search_orderby; 1676 } 1677 1678 /** 1679 * Converts the given orderby alias (if allowed) to a properly-prefixed value. 1680 * 1681 * @since 4.0.0 1682 * 1683 * @global wpdb $wpdb WordPress database abstraction object. 1684 * 1685 * @param string $orderby Alias for the field to order by. 1686 * @return string|false Table-prefixed value to used in the ORDER clause. False otherwise. 1687 */ 1688 protected function parse_orderby( $orderby ) { 1689 global $wpdb; 1690 1691 // Used to filter values. 1692 $allowed_keys = array( 1693 'post_name', 1694 'post_author', 1695 'post_date', 1696 'post_title', 1697 'post_modified', 1698 'post_parent', 1699 'post_type', 1700 'name', 1701 'author', 1702 'date', 1703 'title', 1704 'modified', 1705 'parent', 1706 'type', 1707 'ID', 1708 'menu_order', 1709 'comment_count', 1710 'rand', 1711 'post__in', 1712 'post_parent__in', 1713 'post_name__in', 1714 ); 1715 1716 $primary_meta_key = ''; 1717 $primary_meta_query = false; 1718 $meta_clauses = $this->meta_query->get_clauses(); 1719 if ( ! empty( $meta_clauses ) ) { 1720 $primary_meta_query = reset( $meta_clauses ); 1721 1722 if ( ! empty( $primary_meta_query['key'] ) ) { 1723 $primary_meta_key = $primary_meta_query['key']; 1724 $allowed_keys[] = $primary_meta_key; 1725 } 1726 1727 $allowed_keys[] = 'meta_value'; 1728 $allowed_keys[] = 'meta_value_num'; 1729 $allowed_keys = array_merge( $allowed_keys, array_keys( $meta_clauses ) ); 1730 } 1731 1732 // If RAND() contains a seed value, sanitize and add to allowed keys. 1733 $rand_with_seed = false; 1734 if ( preg_match( '/RAND\(([0-9]+)\)/i', $orderby, $matches ) ) { 1735 $orderby = sprintf( 'RAND(%s)', (int) $matches[1] ); 1736 $allowed_keys[] = $orderby; 1737 $rand_with_seed = true; 1738 } 1739 1740 if ( ! in_array( $orderby, $allowed_keys, true ) ) { 1741 return false; 1742 } 1743 1744 $orderby_clause = ''; 1745 1746 switch ( $orderby ) { 1747 case 'post_name': 1748 case 'post_author': 1749 case 'post_date': 1750 case 'post_title': 1751 case 'post_modified': 1752 case 'post_parent': 1753 case 'post_type': 1754 case 'ID': 1755 case 'menu_order': 1756 case 'comment_count': 1757 $orderby_clause = "{$wpdb->posts}.{$orderby}"; 1758 break; 1759 case 'rand': 1760 $orderby_clause = 'RAND()'; 1761 break; 1762 case $primary_meta_key: 1763 case 'meta_value': 1764 if ( ! empty( $primary_meta_query['type'] ) ) { 1765 $orderby_clause = "CAST({$primary_meta_query['alias']}.meta_value AS {$primary_meta_query['cast']})"; 1766 } else { 1767 $orderby_clause = "{$primary_meta_query['alias']}.meta_value"; 1768 } 1769 break; 1770 case 'meta_value_num': 1771 $orderby_clause = "{$primary_meta_query['alias']}.meta_value+0"; 1772 break; 1773 case 'post__in': 1774 if ( ! empty( $this->query_vars['post__in'] ) ) { 1775 $orderby_clause = "FIELD({$wpdb->posts}.ID," . implode( ',', array_map( 'absint', $this->query_vars['post__in'] ) ) . ')'; 1776 } 1777 break; 1778 case 'post_parent__in': 1779 if ( ! empty( $this->query_vars['post_parent__in'] ) ) { 1780 $orderby_clause = "FIELD( {$wpdb->posts}.post_parent," . implode( ', ', array_map( 'absint', $this->query_vars['post_parent__in'] ) ) . ' )'; 1781 } 1782 break; 1783 case 'post_name__in': 1784 if ( ! empty( $this->query_vars['post_name__in'] ) ) { 1785 $post_name__in = array_map( 'sanitize_title_for_query', $this->query_vars['post_name__in'] ); 1786 $post_name__in_string = "'" . implode( "','", $post_name__in ) . "'"; 1787 $orderby_clause = "FIELD( {$wpdb->posts}.post_name," . $post_name__in_string . ' )'; 1788 } 1789 break; 1790 default: 1791 if ( array_key_exists( $orderby, $meta_clauses ) ) { 1792 // $orderby corresponds to a meta_query clause. 1793 $meta_clause = $meta_clauses[ $orderby ]; 1794 $orderby_clause = "CAST({$meta_clause['alias']}.meta_value AS {$meta_clause['cast']})"; 1795 } elseif ( $rand_with_seed ) { 1796 $orderby_clause = $orderby; 1797 } else { 1798 // Default: order by post field. 1799 $orderby_clause = "{$wpdb->posts}.post_" . sanitize_key( $orderby ); 1800 } 1801 1802 break; 1803 } 1804 1805 return $orderby_clause; 1806 } 1807 1808 /** 1809 * Parse an 'order' query variable and cast it to ASC or DESC as necessary. 1810 * 1811 * @since 4.0.0 1812 * 1813 * @param string $order The 'order' query variable. 1814 * @return string The sanitized 'order' query variable. 1815 */ 1816 protected function parse_order( $order ) { 1817 if ( ! is_string( $order ) || empty( $order ) ) { 1818 return 'DESC'; 1819 } 1820 1821 if ( 'ASC' === strtoupper( $order ) ) { 1822 return 'ASC'; 1823 } else { 1824 return 'DESC'; 1825 } 1826 } 1827 1828 /** 1829 * Sets the 404 property and saves whether query is feed. 1830 * 1831 * @since 2.0.0 1832 */ 1833 public function set_404() { 1834 $is_feed = $this->is_feed; 1835 1836 $this->init_query_flags(); 1837 $this->is_404 = true; 1838 1839 $this->is_feed = $is_feed; 1840 1841 /** 1842 * Fires after a 404 is triggered. 1843 * 1844 * @since 5.5.0 1845 * 1846 * @param WP_Query $query The WP_Query instance (passed by reference). 1847 */ 1848 do_action_ref_array( 'set_404', array( $this ) ); 1849 } 1850 1851 /** 1852 * Retrieves the value of a query variable. 1853 * 1854 * @since 1.5.0 1855 * @since 3.9.0 The `$default_value` argument was introduced. 1856 * 1857 * @param string $query_var Query variable key. 1858 * @param mixed $default_value Optional. Value to return if the query variable is not set. 1859 * Default empty string. 1860 * @return mixed Contents of the query variable. 1861 */ 1862 public function get( $query_var, $default_value = '' ) { 1863 if ( isset( $this->query_vars[ $query_var ] ) ) { 1864 return $this->query_vars[ $query_var ]; 1865 } 1866 1867 return $default_value; 1868 } 1869 1870 /** 1871 * Sets the value of a query variable. 1872 * 1873 * @since 1.5.0 1874 * 1875 * @param string $query_var Query variable key. 1876 * @param mixed $value Query variable value. 1877 */ 1878 public function set( $query_var, $value ) { 1879 $this->query_vars[ $query_var ] = $value; 1880 } 1881 1882 /** 1883 * Retrieves an array of posts based on query variables. 1884 * 1885 * There are a few filters and actions that can be used to modify the post 1886 * database query. 1887 * 1888 * @since 1.5.0 1889 * 1890 * @global wpdb $wpdb WordPress database abstraction object. 1891 * 1892 * @return WP_Post[]|int[] Array of post objects or post IDs. 1893 */ 1894 public function get_posts() { 1895 global $wpdb; 1896 1897 $this->parse_query(); 1898 1899 /** 1900 * Fires after the query variable object is created, but before the actual query is run. 1901 * 1902 * Note: If using conditional tags, use the method versions within the passed instance 1903 * (e.g. $this->is_main_query() instead of is_main_query()). This is because the functions 1904 * like is_main_query() test against the global $wp_query instance, not the passed one. 1905 * 1906 * @since 2.0.0 1907 * 1908 * @param WP_Query $query The WP_Query instance (passed by reference). 1909 */ 1910 do_action_ref_array( 'pre_get_posts', array( &$this ) ); 1911 1912 // Shorthand. 1913 $q = &$this->query_vars; 1914 1915 // Fill again in case 'pre_get_posts' unset some vars. 1916 $q = $this->fill_query_vars( $q ); 1917 1918 /** 1919 * Filters whether an attachment query should include filenames or not. 1920 * 1921 * @since 6.0.3 1922 * 1923 * @param bool $allow_query_attachment_by_filename Whether or not to include filenames. 1924 */ 1925 $this->allow_query_attachment_by_filename = apply_filters( 'wp_allow_query_attachment_by_filename', false ); 1926 remove_all_filters( 'wp_allow_query_attachment_by_filename' ); 1927 1928 // Parse meta query. 1929 $this->meta_query = new WP_Meta_Query(); 1930 $this->meta_query->parse_query_vars( $q ); 1931 1932 // Set a flag if a 'pre_get_posts' hook changed the query vars. 1933 $hash = md5( serialize( $this->query_vars ) ); 1934 if ( $hash !== $this->query_vars_hash ) { 1935 $this->query_vars_changed = true; 1936 $this->query_vars_hash = $hash; 1937 } 1938 unset( $hash ); 1939 1940 // First let's clear some variables. 1941 $distinct = ''; 1942 $whichauthor = ''; 1943 $whichmimetype = ''; 1944 $where = ''; 1945 $limits = ''; 1946 $join = ''; 1947 $search = ''; 1948 $groupby = ''; 1949 $post_status_join = false; 1950 $page = 1; 1951 1952 if ( isset( $q['caller_get_posts'] ) ) { 1953 _deprecated_argument( 1954 'WP_Query', 1955 '3.1.0', 1956 sprintf( 1957 /* translators: 1: caller_get_posts, 2: ignore_sticky_posts */ 1958 __( '%1$s is deprecated. Use %2$s instead.' ), 1959 '<code>caller_get_posts</code>', 1960 '<code>ignore_sticky_posts</code>' 1961 ) 1962 ); 1963 1964 if ( ! isset( $q['ignore_sticky_posts'] ) ) { 1965 $q['ignore_sticky_posts'] = $q['caller_get_posts']; 1966 } 1967 } 1968 1969 if ( ! isset( $q['ignore_sticky_posts'] ) ) { 1970 $q['ignore_sticky_posts'] = false; 1971 } 1972 1973 if ( ! isset( $q['suppress_filters'] ) ) { 1974 $q['suppress_filters'] = false; 1975 } 1976 1977 if ( ! isset( $q['cache_results'] ) ) { 1978 $q['cache_results'] = true; 1979 } 1980 1981 if ( ! isset( $q['update_post_term_cache'] ) ) { 1982 $q['update_post_term_cache'] = true; 1983 } 1984 1985 if ( ! isset( $q['update_menu_item_cache'] ) ) { 1986 $q['update_menu_item_cache'] = false; 1987 } 1988 1989 if ( ! isset( $q['lazy_load_term_meta'] ) ) { 1990 $q['lazy_load_term_meta'] = $q['update_post_term_cache']; 1991 } elseif ( $q['lazy_load_term_meta'] ) { // Lazy loading term meta only works if term caches are primed. 1992 $q['update_post_term_cache'] = true; 1993 } 1994 1995 if ( ! isset( $q['update_post_meta_cache'] ) ) { 1996 $q['update_post_meta_cache'] = true; 1997 } 1998 1999 if ( ! isset( $q['post_type'] ) ) { 2000 if ( $this->is_search ) { 2001 $q['post_type'] = 'any'; 2002 } else { 2003 $q['post_type'] = ''; 2004 } 2005 } 2006 $post_type = $q['post_type']; 2007 if ( empty( $q['posts_per_page'] ) ) { 2008 $q['posts_per_page'] = get_option( 'posts_per_page' ); 2009 } 2010 if ( isset( $q['showposts'] ) && $q['showposts'] ) { 2011 $q['showposts'] = (int) $q['showposts']; 2012 $q['posts_per_page'] = $q['showposts']; 2013 } 2014 if ( ( isset( $q['posts_per_archive_page'] ) && 0 != $q['posts_per_archive_page'] ) && ( $this->is_archive || $this->is_search ) ) { 2015 $q['posts_per_page'] = $q['posts_per_archive_page']; 2016 } 2017 if ( ! isset( $q['nopaging'] ) ) { 2018 if ( -1 == $q['posts_per_page'] ) { 2019 $q['nopaging'] = true; 2020 } else { 2021 $q['nopaging'] = false; 2022 } 2023 } 2024 2025 if ( $this->is_feed ) { 2026 // This overrides 'posts_per_page'. 2027 if ( ! empty( $q['posts_per_rss'] ) ) { 2028 $q['posts_per_page'] = $q['posts_per_rss']; 2029 } else { 2030 $q['posts_per_page'] = get_option( 'posts_per_rss' ); 2031 } 2032 $q['nopaging'] = false; 2033 } 2034 2035 $q['posts_per_page'] = (int) $q['posts_per_page']; 2036 if ( $q['posts_per_page'] < -1 ) { 2037 $q['posts_per_page'] = abs( $q['posts_per_page'] ); 2038 } elseif ( 0 === $q['posts_per_page'] ) { 2039 $q['posts_per_page'] = 1; 2040 } 2041 2042 if ( ! isset( $q['comments_per_page'] ) || 0 == $q['comments_per_page'] ) { 2043 $q['comments_per_page'] = get_option( 'comments_per_page' ); 2044 } 2045 2046 if ( $this->is_home && ( empty( $this->query ) || 'true' === $q['preview'] ) && ( 'page' === get_option( 'show_on_front' ) ) && get_option( 'page_on_front' ) ) { 2047 $this->is_page = true; 2048 $this->is_home = false; 2049 $q['page_id'] = get_option( 'page_on_front' ); 2050 } 2051 2052 if ( isset( $q['page'] ) ) { 2053 $q['page'] = is_scalar( $q['page'] ) ? absint( trim( $q['page'], '/' ) ) : 0; 2054 } 2055 2056 // If true, forcibly turns off SQL_CALC_FOUND_ROWS even when limits are present. 2057 if ( isset( $q['no_found_rows'] ) ) { 2058 $q['no_found_rows'] = (bool) $q['no_found_rows']; 2059 } else { 2060 $q['no_found_rows'] = false; 2061 } 2062 2063 switch ( $q['fields'] ) { 2064 case 'ids': 2065 $fields = "{$wpdb->posts}.ID"; 2066 break; 2067 case 'id=>parent': 2068 $fields = "{$wpdb->posts}.ID, {$wpdb->posts}.post_parent"; 2069 break; 2070 case '': 2071 /* 2072 * Set the default to 'all'. 2073 * 2074 * This is used in `WP_Query::the_post` to determine if the 2075 * entire post object has been queried. 2076 */ 2077 $q['fields'] = 'all'; 2078 // Falls through. 2079 default: 2080 $fields = "{$wpdb->posts}.*"; 2081 } 2082 2083 if ( '' !== $q['menu_order'] ) { 2084 $where .= " AND {$wpdb->posts}.menu_order = " . $q['menu_order']; 2085 } 2086 // The "m" parameter is meant for months but accepts datetimes of varying specificity. 2087 if ( $q['m'] ) { 2088 $where .= " AND YEAR({$wpdb->posts}.post_date)=" . substr( $q['m'], 0, 4 ); 2089 if ( strlen( $q['m'] ) > 5 ) { 2090 $where .= " AND MONTH({$wpdb->posts}.post_date)=" . substr( $q['m'], 4, 2 ); 2091 } 2092 if ( strlen( $q['m'] ) > 7 ) { 2093 $where .= " AND DAYOFMONTH({$wpdb->posts}.post_date)=" . substr( $q['m'], 6, 2 ); 2094 } 2095 if ( strlen( $q['m'] ) > 9 ) { 2096 $where .= " AND HOUR({$wpdb->posts}.post_date)=" . substr( $q['m'], 8, 2 ); 2097 } 2098 if ( strlen( $q['m'] ) > 11 ) { 2099 $where .= " AND MINUTE({$wpdb->posts}.post_date)=" . substr( $q['m'], 10, 2 ); 2100 } 2101 if ( strlen( $q['m'] ) > 13 ) { 2102 $where .= " AND SECOND({$wpdb->posts}.post_date)=" . substr( $q['m'], 12, 2 ); 2103 } 2104 } 2105 2106 // Handle the other individual date parameters. 2107 $date_parameters = array(); 2108 2109 if ( '' !== $q['hour'] ) { 2110 $date_parameters['hour'] = $q['hour']; 2111 } 2112 2113 if ( '' !== $q['minute'] ) { 2114 $date_parameters['minute'] = $q['minute']; 2115 } 2116 2117 if ( '' !== $q['second'] ) { 2118 $date_parameters['second'] = $q['second']; 2119 } 2120 2121 if ( $q['year'] ) { 2122 $date_parameters['year'] = $q['year']; 2123 } 2124 2125 if ( $q['monthnum'] ) { 2126 $date_parameters['monthnum'] = $q['monthnum']; 2127 } 2128 2129 if ( $q['w'] ) { 2130 $date_parameters['week'] = $q['w']; 2131 } 2132 2133 if ( $q['day'] ) { 2134 $date_parameters['day'] = $q['day']; 2135 } 2136 2137 if ( $date_parameters ) { 2138 $date_query = new WP_Date_Query( array( $date_parameters ) ); 2139 $where .= $date_query->get_sql(); 2140 } 2141 unset( $date_parameters, $date_query ); 2142 2143 // Handle complex date queries. 2144 if ( ! empty( $q['date_query'] ) ) { 2145 $this->date_query = new WP_Date_Query( $q['date_query'] ); 2146 $where .= $this->date_query->get_sql(); 2147 } 2148 2149 // If we've got a post_type AND it's not "any" post_type. 2150 if ( ! empty( $q['post_type'] ) && 'any' !== $q['post_type'] ) { 2151 foreach ( (array) $q['post_type'] as $_post_type ) { 2152 $ptype_obj = get_post_type_object( $_post_type ); 2153 if ( ! $ptype_obj || ! $ptype_obj->query_var || empty( $q[ $ptype_obj->query_var ] ) ) { 2154 continue; 2155 } 2156 2157 if ( ! $ptype_obj->hierarchical ) { 2158 // Non-hierarchical post types can directly use 'name'. 2159 $q['name'] = $q[ $ptype_obj->query_var ]; 2160 } else { 2161 // Hierarchical post types will operate through 'pagename'. 2162 $q['pagename'] = $q[ $ptype_obj->query_var ]; 2163 $q['name'] = ''; 2164 } 2165 2166 // Only one request for a slug is possible, this is why name & pagename are overwritten above. 2167 break; 2168 } // End foreach. 2169 unset( $ptype_obj ); 2170 } 2171 2172 if ( '' !== $q['title'] ) { 2173 $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_title = %s", stripslashes( $q['title'] ) ); 2174 } 2175 2176 // Parameters related to 'post_name'. 2177 if ( '' !== $q['name'] ) { 2178 $q['name'] = sanitize_title_for_query( $q['name'] ); 2179 $where .= " AND {$wpdb->posts}.post_name = '" . $q['name'] . "'"; 2180 } elseif ( '' !== $q['pagename'] ) { 2181 if ( isset( $this->queried_object_id ) ) { 2182 $reqpage = $this->queried_object_id; 2183 } else { 2184 if ( 'page' !== $q['post_type'] ) { 2185 foreach ( (array) $q['post_type'] as $_post_type ) { 2186 $ptype_obj = get_post_type_object( $_post_type ); 2187 if ( ! $ptype_obj || ! $ptype_obj->hierarchical ) { 2188 continue; 2189 } 2190 2191 $reqpage = get_page_by_path( $q['pagename'], OBJECT, $_post_type ); 2192 if ( $reqpage ) { 2193 break; 2194 } 2195 } 2196 unset( $ptype_obj ); 2197 } else { 2198 $reqpage = get_page_by_path( $q['pagename'] ); 2199 } 2200 if ( ! empty( $reqpage ) ) { 2201 $reqpage = $reqpage->ID; 2202 } else { 2203 $reqpage = 0; 2204 } 2205 } 2206 2207 $page_for_posts = get_option( 'page_for_posts' ); 2208 if ( ( 'page' !== get_option( 'show_on_front' ) ) || empty( $page_for_posts ) || ( $reqpage != $page_for_posts ) ) { 2209 $q['pagename'] = sanitize_title_for_query( wp_basename( $q['pagename'] ) ); 2210 $q['name'] = $q['pagename']; 2211 $where .= " AND ({$wpdb->posts}.ID = '$reqpage')"; 2212 $reqpage_obj = get_post( $reqpage ); 2213 if ( is_object( $reqpage_obj ) && 'attachment' === $reqpage_obj->post_type ) { 2214 $this->is_attachment = true; 2215 $post_type = 'attachment'; 2216 $q['post_type'] = 'attachment'; 2217 $this->is_page = true; 2218 $q['attachment_id'] = $reqpage; 2219 } 2220 } 2221 } elseif ( '' !== $q['attachment'] ) { 2222 $q['attachment'] = sanitize_title_for_query( wp_basename( $q['attachment'] ) ); 2223 $q['name'] = $q['attachment']; 2224 $where .= " AND {$wpdb->posts}.post_name = '" . $q['attachment'] . "'"; 2225 } elseif ( is_array( $q['post_name__in'] ) && ! empty( $q['post_name__in'] ) ) { 2226 $q['post_name__in'] = array_map( 'sanitize_title_for_query', $q['post_name__in'] ); 2227 // Duplicate array before sorting to allow for the orderby clause. 2228 $post_name__in_for_where = array_unique( $q['post_name__in'] ); 2229 sort( $post_name__in_for_where ); 2230 $post_name__in = "'" . implode( "','", $post_name__in_for_where ) . "'"; 2231 $where .= " AND {$wpdb->posts}.post_name IN ($post_name__in)"; 2232 } 2233 2234 // If an attachment is requested by number, let it supersede any post number. 2235 if ( $q['attachment_id'] ) { 2236 $q['p'] = absint( $q['attachment_id'] ); 2237 } 2238 2239 // If a post number is specified, load that post. 2240 if ( $q['p'] ) { 2241 $where .= " AND {$wpdb->posts}.ID = " . $q['p']; 2242 } elseif ( $q['post__in'] ) { 2243 // Duplicate array before sorting to allow for the orderby clause. 2244 $post__in_for_where = $q['post__in']; 2245 $post__in_for_where = array_unique( array_map( 'absint', $post__in_for_where ) ); 2246 sort( $post__in_for_where ); 2247 $post__in = implode( ',', array_map( 'absint', $post__in_for_where ) ); 2248 $where .= " AND {$wpdb->posts}.ID IN ($post__in)"; 2249 } elseif ( $q['post__not_in'] ) { 2250 sort( $q['post__not_in'] ); 2251 $post__not_in = implode( ',', array_map( 'absint', $q['post__not_in'] ) ); 2252 $where .= " AND {$wpdb->posts}.ID NOT IN ($post__not_in)"; 2253 } 2254 2255 if ( is_numeric( $q['post_parent'] ) ) { 2256 $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_parent = %d ", $q['post_parent'] ); 2257 } elseif ( $q['post_parent__in'] ) { 2258 // Duplicate array before sorting to allow for the orderby clause. 2259 $post_parent__in_for_where = $q['post_parent__in']; 2260 $post_parent__in_for_where = array_unique( array_map( 'absint', $post_parent__in_for_where ) ); 2261 sort( $post_parent__in_for_where ); 2262 $post_parent__in = implode( ',', array_map( 'absint', $post_parent__in_for_where ) ); 2263 $where .= " AND {$wpdb->posts}.post_parent IN ($post_parent__in)"; 2264 } elseif ( $q['post_parent__not_in'] ) { 2265 sort( $q['post_parent__not_in'] ); 2266 $post_parent__not_in = implode( ',', array_map( 'absint', $q['post_parent__not_in'] ) ); 2267 $where .= " AND {$wpdb->posts}.post_parent NOT IN ($post_parent__not_in)"; 2268 } 2269 2270 if ( $q['page_id'] ) { 2271 if ( ( 'page' !== get_option( 'show_on_front' ) ) || ( get_option( 'page_for_posts' ) != $q['page_id'] ) ) { 2272 $q['p'] = $q['page_id']; 2273 $where = " AND {$wpdb->posts}.ID = " . $q['page_id']; 2274 } 2275 } 2276 2277 // If a search pattern is specified, load the posts that match. 2278 if ( strlen( $q['s'] ) ) { 2279 $search = $this->parse_search( $q ); 2280 } 2281 2282 if ( ! $q['suppress_filters'] ) { 2283 /** 2284 * Filters the search SQL that is used in the WHERE clause of WP_Query. 2285 * 2286 * @since 3.0.0 2287 * 2288 * @param string $search Search SQL for WHERE clause. 2289 * @param WP_Query $query The current WP_Query object. 2290 */ 2291 $search = apply_filters_ref_array( 'posts_search', array( $search, &$this ) ); 2292 } 2293 2294 // Taxonomies. 2295 if ( ! $this->is_singular ) { 2296 $this->parse_tax_query( $q ); 2297 2298 $clauses = $this->tax_query->get_sql( $wpdb->posts, 'ID' ); 2299 2300 $join .= $clauses['join']; 2301 $where .= $clauses['where']; 2302 } 2303 2304 if ( $this->is_tax ) { 2305 if ( empty( $post_type ) ) { 2306 // Do a fully inclusive search for currently registered post types of queried taxonomies. 2307 $post_type = array(); 2308 $taxonomies = array_keys( $this->tax_query->queried_terms ); 2309 foreach ( get_post_types( array( 'exclude_from_search' => false ) ) as $pt ) { 2310 $object_taxonomies = 'attachment' === $pt ? get_taxonomies_for_attachments() : get_object_taxonomies( $pt ); 2311 if ( array_intersect( $taxonomies, $object_taxonomies ) ) { 2312 $post_type[] = $pt; 2313 } 2314 } 2315 if ( ! $post_type ) { 2316 $post_type = 'any'; 2317 } elseif ( count( $post_type ) === 1 ) { 2318 $post_type = $post_type[0]; 2319 } else { 2320 // Sort post types to ensure same cache key generation. 2321 sort( $post_type ); 2322 } 2323 2324 $post_status_join = true; 2325 } elseif ( in_array( 'attachment', (array) $post_type, true ) ) { 2326 $post_status_join = true; 2327 } 2328 } 2329 2330 /* 2331 * Ensure that 'taxonomy', 'term', 'term_id', 'cat', and 2332 * 'category_name' vars are set for backward compatibility. 2333 */ 2334 if ( ! empty( $this->tax_query->queried_terms ) ) { 2335 2336 /* 2337 * Set 'taxonomy', 'term', and 'term_id' to the 2338 * first taxonomy other than 'post_tag' or 'category'. 2339 */ 2340 if ( ! isset( $q['taxonomy'] ) ) { 2341 foreach ( $this->tax_query->queried_terms as $queried_taxonomy => $queried_items ) { 2342 if ( empty( $queried_items['terms'][0] ) ) { 2343 continue; 2344 } 2345 2346 if ( ! in_array( $queried_taxonomy, array( 'category', 'post_tag' ), true ) ) { 2347 $q['taxonomy'] = $queried_taxonomy; 2348 2349 if ( 'slug' === $queried_items['field'] ) { 2350 $q['term'] = $queried_items['terms'][0]; 2351 } else { 2352 $q['term_id'] = $queried_items['terms'][0]; 2353 } 2354 2355 // Take the first one we find. 2356 break; 2357 } 2358 } 2359 } 2360 2361 // 'cat', 'category_name', 'tag_id'. 2362 foreach ( $this->tax_query->queried_terms as $queried_taxonomy => $queried_items ) { 2363 if ( empty( $queried_items['terms'][0] ) ) { 2364 continue; 2365 } 2366 2367 if ( 'category' === $queried_taxonomy ) { 2368 $the_cat = get_term_by( $queried_items['field'], $queried_items['terms'][0], 'category' ); 2369 if ( $the_cat ) { 2370 $this->set( 'cat', $the_cat->term_id ); 2371 $this->set( 'category_name', $the_cat->slug ); 2372 } 2373 unset( $the_cat ); 2374 } 2375 2376 if ( 'post_tag' === $queried_taxonomy ) { 2377 $the_tag = get_term_by( $queried_items['field'], $queried_items['terms'][0], 'post_tag' ); 2378 if ( $the_tag ) { 2379 $this->set( 'tag_id', $the_tag->term_id ); 2380 } 2381 unset( $the_tag ); 2382 } 2383 } 2384 } 2385 2386 if ( ! empty( $this->tax_query->queries ) || ! empty( $this->meta_query->queries ) || ! empty( $this->allow_query_attachment_by_filename ) ) { 2387 $groupby = "{$wpdb->posts}.ID"; 2388 } 2389 2390 // Author/user stuff. 2391 2392 if ( ! empty( $q['author'] ) && '0' != $q['author'] ) { 2393 $q['author'] = addslashes_gpc( '' . urldecode( $q['author'] ) ); 2394 $authors = array_unique( array_map( 'intval', preg_split( '/[,\s]+/', $q['author'] ) ) ); 2395 sort( $authors ); 2396 foreach ( $authors as $author ) { 2397 $key = $author > 0 ? 'author__in' : 'author__not_in'; 2398 $q[ $key ][] = abs( $author ); 2399 } 2400 $q['author'] = implode( ',', $authors ); 2401 } 2402 2403 if ( ! empty( $q['author__not_in'] ) ) { 2404 if ( is_array( $q['author__not_in'] ) ) { 2405 $q['author__not_in'] = array_unique( array_map( 'absint', $q['author__not_in'] ) ); 2406 sort( $q['author__not_in'] ); 2407 } 2408 $author__not_in = implode( ',', (array) $q['author__not_in'] ); 2409 $where .= " AND {$wpdb->posts}.post_author NOT IN ($author__not_in) "; 2410 } elseif ( ! empty( $q['author__in'] ) ) { 2411 if ( is_array( $q['author__in'] ) ) { 2412 $q['author__in'] = array_unique( array_map( 'absint', $q['author__in'] ) ); 2413 sort( $q['author__in'] ); 2414 } 2415 $author__in = implode( ',', array_map( 'absint', array_unique( (array) $q['author__in'] ) ) ); 2416 $where .= " AND {$wpdb->posts}.post_author IN ($author__in) "; 2417 } 2418 2419 // Author stuff for nice URLs. 2420 2421 if ( '' !== $q['author_name'] ) { 2422 if ( str_contains( $q['author_name'], '/' ) ) { 2423 $q['author_name'] = explode( '/', $q['author_name'] ); 2424 if ( $q['author_name'][ count( $q['author_name'] ) - 1 ] ) { 2425 $q['author_name'] = $q['author_name'][ count( $q['author_name'] ) - 1 ]; // No trailing slash. 2426 } else { 2427 $q['author_name'] = $q['author_name'][ count( $q['author_name'] ) - 2 ]; // There was a trailing slash. 2428 } 2429 } 2430 $q['author_name'] = sanitize_title_for_query( $q['author_name'] ); 2431 $q['author'] = get_user_by( 'slug', $q['author_name'] ); 2432 if ( $q['author'] ) { 2433 $q['author'] = $q['author']->ID; 2434 } 2435 $whichauthor .= " AND ({$wpdb->posts}.post_author = " . absint( $q['author'] ) . ')'; 2436 } 2437 2438 // Matching by comment count. 2439 if ( isset( $q['comment_count'] ) ) { 2440 // Numeric comment count is converted to array format. 2441 if ( is_numeric( $q['comment_count'] ) ) { 2442 $q['comment_count'] = array( 2443 'value' => (int) $q['comment_count'], 2444 ); 2445 } 2446 2447 if ( isset( $q['comment_count']['value'] ) ) { 2448 $q['comment_count'] = array_merge( 2449 array( 2450 'compare' => '=', 2451 ), 2452 $q['comment_count'] 2453 ); 2454 2455 // Fallback for invalid compare operators is '='. 2456 $compare_operators = array( '=', '!=', '>', '>=', '<', '<=' ); 2457 if ( ! in_array( $q['comment_count']['compare'], $compare_operators, true ) ) { 2458 $q['comment_count']['compare'] = '='; 2459 } 2460 2461 $where .= $wpdb->prepare( " AND {$wpdb->posts}.comment_count {$q['comment_count']['compare']} %d", $q['comment_count']['value'] ); 2462 } 2463 } 2464 2465 // MIME-Type stuff for attachment browsing. 2466 2467 if ( isset( $q['post_mime_type'] ) && '' !== $q['post_mime_type'] ) { 2468 $whichmimetype = wp_post_mime_type_where( $q['post_mime_type'], $wpdb->posts ); 2469 } 2470 $where .= $search . $whichauthor . $whichmimetype; 2471 2472 if ( ! empty( $this->allow_query_attachment_by_filename ) ) { 2473 $join .= " LEFT JOIN {$wpdb->postmeta} AS sq1 ON ( {$wpdb->posts}.ID = sq1.post_id AND sq1.meta_key = '_wp_attached_file' )"; 2474 } 2475 2476 if ( ! empty( $this->meta_query->queries ) ) { 2477 $clauses = $this->meta_query->get_sql( 'post', $wpdb->posts, 'ID', $this ); 2478 $join .= $clauses['join']; 2479 $where .= $clauses['where']; 2480 } 2481 2482 $rand = ( isset( $q['orderby'] ) && 'rand' === $q['orderby'] ); 2483 if ( ! isset( $q['order'] ) ) { 2484 $q['order'] = $rand ? '' : 'DESC'; 2485 } else { 2486 $q['order'] = $rand ? '' : $this->parse_order( $q['order'] ); 2487 } 2488 2489 // These values of orderby should ignore the 'order' parameter. 2490 $force_asc = array( 'post__in', 'post_name__in', 'post_parent__in' ); 2491 if ( isset( $q['orderby'] ) && in_array( $q['orderby'], $force_asc, true ) ) { 2492 $q['order'] = ''; 2493 } 2494 2495 // Order by. 2496 if ( empty( $q['orderby'] ) ) { 2497 /* 2498 * Boolean false or empty array blanks out ORDER BY, 2499 * while leaving the value unset or otherwise empty sets the default. 2500 */ 2501 if ( isset( $q['orderby'] ) && ( is_array( $q['orderby'] ) || false === $q['orderby'] ) ) { 2502 $orderby = ''; 2503 } else { 2504 $orderby = "{$wpdb->posts}.post_date " . $q['order']; 2505 } 2506 } elseif ( 'none' === $q['orderby'] ) { 2507 $orderby = ''; 2508 } else { 2509 $orderby_array = array(); 2510 if ( is_array( $q['orderby'] ) ) { 2511 foreach ( $q['orderby'] as $_orderby => $order ) { 2512 $orderby = addslashes_gpc( urldecode( $_orderby ) ); 2513 $parsed = $this->parse_orderby( $orderby ); 2514 2515 if ( ! $parsed ) { 2516 continue; 2517 } 2518 2519 $orderby_array[] = $parsed . ' ' . $this->parse_order( $order ); 2520 } 2521 $orderby = implode( ', ', $orderby_array ); 2522 2523 } else { 2524 $q['orderby'] = urldecode( $q['orderby'] ); 2525 $q['orderby'] = addslashes_gpc( $q['orderby'] ); 2526 2527 foreach ( explode( ' ', $q['orderby'] ) as $i => $orderby ) { 2528 $parsed = $this->parse_orderby( $orderby ); 2529 // Only allow certain values for safety. 2530 if ( ! $parsed ) { 2531 continue; 2532 } 2533 2534 $orderby_array[] = $parsed; 2535 } 2536 $orderby = implode( ' ' . $q['order'] . ', ', $orderby_array ); 2537 2538 if ( empty( $orderby ) ) { 2539 $orderby = "{$wpdb->posts}.post_date " . $q['order']; 2540 } elseif ( ! empty( $q['order'] ) ) { 2541 $orderby .= " {$q['order']}"; 2542 } 2543 } 2544 } 2545 2546 // Order search results by relevance only when another "orderby" is not specified in the query. 2547 if ( ! empty( $q['s'] ) ) { 2548 $search_orderby = ''; 2549 if ( ! empty( $q['search_orderby_title'] ) && ( empty( $q['orderby'] ) && ! $this->is_feed ) || ( isset( $q['orderby'] ) && 'relevance' === $q['orderby'] ) ) { 2550 $search_orderby = $this->parse_search_order( $q ); 2551 } 2552 2553 if ( ! $q['suppress_filters'] ) { 2554 /** 2555 * Filters the ORDER BY used when ordering search results. 2556 * 2557 * @since 3.7.0 2558 * 2559 * @param string $search_orderby The ORDER BY clause. 2560 * @param WP_Query $query The current WP_Query instance. 2561 */ 2562 $search_orderby = apply_filters( 'posts_search_orderby', $search_orderby, $this ); 2563 } 2564 2565 if ( $search_orderby ) { 2566 $orderby = $orderby ? $search_orderby . ', ' . $orderby : $search_orderby; 2567 } 2568 } 2569 2570 if ( is_array( $post_type ) && count( $post_type ) > 1 ) { 2571 $post_type_cap = 'multiple_post_type'; 2572 } else { 2573 if ( is_array( $post_type ) ) { 2574 $post_type = reset( $post_type ); 2575 } 2576 $post_type_object = get_post_type_object( $post_type ); 2577 if ( empty( $post_type_object ) ) { 2578 $post_type_cap = $post_type; 2579 } 2580 } 2581 2582 if ( isset( $q['post_password'] ) ) { 2583 $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_password = %s", $q['post_password'] ); 2584 if ( empty( $q['perm'] ) ) { 2585 $q['perm'] = 'readable'; 2586 } 2587 } elseif ( isset( $q['has_password'] ) ) { 2588 $where .= sprintf( " AND {$wpdb->posts}.post_password %s ''", $q['has_password'] ? '!=' : '=' ); 2589 } 2590 2591 if ( ! empty( $q['comment_status'] ) ) { 2592 $where .= $wpdb->prepare( " AND {$wpdb->posts}.comment_status = %s ", $q['comment_status'] ); 2593 } 2594 2595 if ( ! empty( $q['ping_status'] ) ) { 2596 $where .= $wpdb->prepare( " AND {$wpdb->posts}.ping_status = %s ", $q['ping_status'] ); 2597 } 2598 2599 $skip_post_status = false; 2600 if ( 'any' === $post_type ) { 2601 $in_search_post_types = get_post_types( array( 'exclude_from_search' => false ) ); 2602 if ( empty( $in_search_post_types ) ) { 2603 $post_type_where = ' AND 1=0 '; 2604 $skip_post_status = true; 2605 } else { 2606 $post_type_where = " AND {$wpdb->posts}.post_type IN ('" . implode( "', '", array_map( 'esc_sql', $in_search_post_types ) ) . "')"; 2607 } 2608 } elseif ( ! empty( $post_type ) && is_array( $post_type ) ) { 2609 // Sort post types to ensure same cache key generation. 2610 sort( $post_type ); 2611 $post_type_where = " AND {$wpdb->posts}.post_type IN ('" . implode( "', '", esc_sql( $post_type ) ) . "')"; 2612 } elseif ( ! empty( $post_type ) ) { 2613 $post_type_where = $wpdb->prepare( " AND {$wpdb->posts}.post_type = %s", $post_type ); 2614 $post_type_object = get_post_type_object( $post_type ); 2615 } elseif ( $this->is_attachment ) { 2616 $post_type_where = " AND {$wpdb->posts}.post_type = 'attachment'"; 2617 $post_type_object = get_post_type_object( 'attachment' ); 2618 } elseif ( $this->is_page ) { 2619 $post_type_where = " AND {$wpdb->posts}.post_type = 'page'"; 2620 $post_type_object = get_post_type_object( 'page' ); 2621 } else { 2622 $post_type_where = " AND {$wpdb->posts}.post_type = 'post'"; 2623 $post_type_object = get_post_type_object( 'post' ); 2624 } 2625 2626 $edit_cap = 'edit_post'; 2627 $read_cap = 'read_post'; 2628 2629 if ( ! empty( $post_type_object ) ) { 2630 $edit_others_cap = $post_type_object->cap->edit_others_posts; 2631 $read_private_cap = $post_type_object->cap->read_private_posts; 2632 } else { 2633 $edit_others_cap = 'edit_others_' . $post_type_cap . 's'; 2634 $read_private_cap = 'read_private_' . $post_type_cap . 's'; 2635 } 2636 2637 $user_id = get_current_user_id(); 2638 2639 $q_status = array(); 2640 if ( $skip_post_status ) { 2641 $where .= $post_type_where; 2642 } elseif ( ! empty( $q['post_status'] ) ) { 2643 2644 $where .= $post_type_where; 2645 2646 $statuswheres = array(); 2647 $q_status = $q['post_status']; 2648 if ( ! is_array( $q_status ) ) { 2649 $q_status = explode( ',', $q_status ); 2650 } 2651 sort( $q_status ); 2652 $r_status = array(); 2653 $p_status = array(); 2654 $e_status = array(); 2655 if ( in_array( 'any', $q_status, true ) ) { 2656 foreach ( get_post_stati( array( 'exclude_from_search' => true ) ) as $status ) { 2657 if ( ! in_array( $status, $q_status, true ) ) { 2658 $e_status[] = "{$wpdb->posts}.post_status <> '$status'"; 2659 } 2660 } 2661 } else { 2662 foreach ( get_post_stati() as $status ) { 2663 if ( in_array( $status, $q_status, true ) ) { 2664 if ( 'private' === $status ) { 2665 $p_status[] = "{$wpdb->posts}.post_status = '$status'"; 2666 } else { 2667 $r_status[] = "{$wpdb->posts}.post_status = '$status'"; 2668 } 2669 } 2670 } 2671 } 2672 2673 if ( empty( $q['perm'] ) || 'readable' !== $q['perm'] ) { 2674 $r_status = array_merge( $r_status, $p_status ); 2675 unset( $p_status ); 2676 } 2677 2678 if ( ! empty( $e_status ) ) { 2679 $statuswheres[] = '(' . implode( ' AND ', $e_status ) . ')'; 2680 } 2681 if ( ! empty( $r_status ) ) { 2682 if ( ! empty( $q['perm'] ) && 'editable' === $q['perm'] && ! current_user_can( $edit_others_cap ) ) { 2683 $statuswheres[] = "({$wpdb->posts}.post_author = $user_id " . 'AND (' . implode( ' OR ', $r_status ) . '))'; 2684 } else { 2685 $statuswheres[] = '(' . implode( ' OR ', $r_status ) . ')'; 2686 } 2687 } 2688 if ( ! empty( $p_status ) ) { 2689 if ( ! empty( $q['perm'] ) && 'readable' === $q['perm'] && ! current_user_can( $read_private_cap ) ) { 2690 $statuswheres[] = "({$wpdb->posts}.post_author = $user_id " . 'AND (' . implode( ' OR ', $p_status ) . '))'; 2691 } else { 2692 $statuswheres[] = '(' . implode( ' OR ', $p_status ) . ')'; 2693 } 2694 } 2695 if ( $post_status_join ) { 2696 $join .= " LEFT JOIN {$wpdb->posts} AS p2 ON ({$wpdb->posts}.post_parent = p2.ID) "; 2697 foreach ( $statuswheres as $index => $statuswhere ) { 2698 $statuswheres[ $index ] = "($statuswhere OR ({$wpdb->posts}.post_status = 'inherit' AND " . str_replace( $wpdb->posts, 'p2', $statuswhere ) . '))'; 2699 } 2700 } 2701 $where_status = implode( ' OR ', $statuswheres ); 2702 if ( ! empty( $where_status ) ) { 2703 $where .= " AND ($where_status)"; 2704 } 2705 } elseif ( ! $this->is_singular ) { 2706 if ( 'any' === $post_type ) { 2707 $queried_post_types = get_post_types( array( 'exclude_from_search' => false ) ); 2708 } elseif ( is_array( $post_type ) ) { 2709 $queried_post_types = $post_type; 2710 } elseif ( ! empty( $post_type ) ) { 2711 $queried_post_types = array( $post_type ); 2712 } else { 2713 $queried_post_types = array( 'post' ); 2714 } 2715 2716 if ( ! empty( $queried_post_types ) ) { 2717 sort( $queried_post_types ); 2718 $status_type_clauses = array(); 2719 2720 foreach ( $queried_post_types as $queried_post_type ) { 2721 2722 $queried_post_type_object = get_post_type_object( $queried_post_type ); 2723 2724 $type_where = '(' . $wpdb->prepare( "{$wpdb->posts}.post_type = %s AND (", $queried_post_type ); 2725 2726 // Public statuses. 2727 $public_statuses = get_post_stati( array( 'public' => true ) ); 2728 $status_clauses = array(); 2729 foreach ( $public_statuses as $public_status ) { 2730 $status_clauses[] = "{$wpdb->posts}.post_status = '$public_status'"; 2731 } 2732 $type_where .= implode( ' OR ', $status_clauses ); 2733 2734 // Add protected states that should show in the admin all list. 2735 if ( $this->is_admin ) { 2736 $admin_all_statuses = get_post_stati( 2737 array( 2738 'protected' => true, 2739 'show_in_admin_all_list' => true, 2740 ) 2741 ); 2742 foreach ( $admin_all_statuses as $admin_all_status ) { 2743 $type_where .= " OR {$wpdb->posts}.post_status = '$admin_all_status'"; 2744 } 2745 } 2746 2747 // Add private states that are visible to current user. 2748 if ( is_user_logged_in() && $queried_post_type_object instanceof WP_Post_Type ) { 2749 $read_private_cap = $queried_post_type_object->cap->read_private_posts; 2750 $private_statuses = get_post_stati( array( 'private' => true ) ); 2751 foreach ( $private_statuses as $private_status ) { 2752 $type_where .= current_user_can( $read_private_cap ) ? " \nOR {$wpdb->posts}.post_status = '$private_status'" : " \nOR ({$wpdb->posts}.post_author = $user_id AND {$wpdb->posts}.post_status = '$private_status')"; 2753 } 2754 } 2755 2756 $type_where .= '))'; 2757 2758 $status_type_clauses[] = $type_where; 2759 } 2760 2761 if ( ! empty( $status_type_clauses ) ) { 2762 $where .= ' AND (' . implode( ' OR ', $status_type_clauses ) . ')'; 2763 } 2764 } else { 2765 $where .= ' AND 1=0 '; 2766 } 2767 } else { 2768 $where .= $post_type_where; 2769 } 2770 2771 /* 2772 * Apply filters on where and join prior to paging so that any 2773 * manipulations to them are reflected in the paging by day queries. 2774 */ 2775 if ( ! $q['suppress_filters'] ) { 2776 /** 2777 * Filters the WHERE clause of the query. 2778 * 2779 * @since 1.5.0 2780 * 2781 * @param string $where The WHERE clause of the query. 2782 * @param WP_Query $query The WP_Query instance (passed by reference). 2783 */ 2784 $where = apply_filters_ref_array( 'posts_where', array( $where, &$this ) ); 2785 2786 /** 2787 * Filters the JOIN clause of the query. 2788 * 2789 * @since 1.5.0 2790 * 2791 * @param string $join The JOIN clause of the query. 2792 * @param WP_Query $query The WP_Query instance (passed by reference). 2793 */ 2794 $join = apply_filters_ref_array( 'posts_join', array( $join, &$this ) ); 2795 } 2796 2797 // Paging. 2798 if ( empty( $q['nopaging'] ) && ! $this->is_singular ) { 2799 $page = absint( $q['paged'] ); 2800 if ( ! $page ) { 2801 $page = 1; 2802 } 2803 2804 // If 'offset' is provided, it takes precedence over 'paged'. 2805 if ( isset( $q['offset'] ) && is_numeric( $q['offset'] ) ) { 2806 $q['offset'] = absint( $q['offset'] ); 2807 $pgstrt = $q['offset'] . ', '; 2808 } else { 2809 $pgstrt = absint( ( $page - 1 ) * $q['posts_per_page'] ) . ', '; 2810 } 2811 $limits = 'LIMIT ' . $pgstrt . $q['posts_per_page']; 2812 } 2813 2814 // Comments feeds. 2815 if ( $this->is_comment_feed && ! $this->is_singular ) { 2816 if ( $this->is_archive || $this->is_search ) { 2817 $cjoin = "JOIN {$wpdb->posts} ON ( {$wpdb->comments}.comment_post_ID = {$wpdb->posts}.ID ) $join "; 2818 $cwhere = "WHERE comment_approved = '1' $where"; 2819 $cgroupby = "{$wpdb->comments}.comment_id"; 2820 } else { // Other non-singular, e.g. front. 2821 $cjoin = "JOIN {$wpdb->posts} ON ( {$wpdb->comments}.comment_post_ID = {$wpdb->posts}.ID )"; 2822 $cwhere = "WHERE ( post_status = 'publish' OR ( post_status = 'inherit' AND post_type = 'attachment' ) ) AND comment_approved = '1'"; 2823 $cgroupby = ''; 2824 } 2825 2826 if ( ! $q['suppress_filters'] ) { 2827 /** 2828 * Filters the JOIN clause of the comments feed query before sending. 2829 * 2830 * @since 2.2.0 2831 * 2832 * @param string $cjoin The JOIN clause of the query. 2833 * @param WP_Query $query The WP_Query instance (passed by reference). 2834 */ 2835 $cjoin = apply_filters_ref_array( 'comment_feed_join', array( $cjoin, &$this ) ); 2836 2837 /** 2838 * Filters the WHERE clause of the comments feed query before sending. 2839 * 2840 * @since 2.2.0 2841 * 2842 * @param string $cwhere The WHERE clause of the query. 2843 * @param WP_Query $query The WP_Query instance (passed by reference). 2844 */ 2845 $cwhere = apply_filters_ref_array( 'comment_feed_where', array( $cwhere, &$this ) ); 2846 2847 /** 2848 * Filters the GROUP BY clause of the comments feed query before sending. 2849 * 2850 * @since 2.2.0 2851 * 2852 * @param string $cgroupby The GROUP BY clause of the query. 2853 * @param WP_Query $query The WP_Query instance (passed by reference). 2854 */ 2855 $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( $cgroupby, &$this ) ); 2856 2857 /** 2858 * Filters the ORDER BY clause of the comments feed query before sending. 2859 * 2860 * @since 2.8.0 2861 * 2862 * @param string $corderby The ORDER BY clause of the query. 2863 * @param WP_Query $query The WP_Query instance (passed by reference). 2864 */ 2865 $corderby = apply_filters_ref_array( 'comment_feed_orderby', array( 'comment_date_gmt DESC', &$this ) ); 2866 2867 /** 2868 * Filters the LIMIT clause of the comments feed query before sending. 2869 * 2870 * @since 2.8.0 2871 * 2872 * @param string $climits The JOIN clause of the query. 2873 * @param WP_Query $query The WP_Query instance (passed by reference). 2874 */ 2875 $climits = apply_filters_ref_array( 'comment_feed_limits', array( 'LIMIT ' . get_option( 'posts_per_rss' ), &$this ) ); 2876 } 2877 2878 $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : ''; 2879 $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : ''; 2880 $climits = ( ! empty( $climits ) ) ? $climits : ''; 2881 2882 $comments_request = "SELECT $distinct {$wpdb->comments}.comment_ID FROM {$wpdb->comments} $cjoin $cwhere $cgroupby $corderby $climits"; 2883 2884 $key = md5( $comments_request ); 2885 $last_changed = wp_cache_get_last_changed( 'comment' ) . ':' . wp_cache_get_last_changed( 'posts' ); 2886 2887 $cache_key = "comment_feed:$key:$last_changed"; 2888 $comment_ids = wp_cache_get( $cache_key, 'comment-queries' ); 2889 if ( false === $comment_ids ) { 2890 $comment_ids = $wpdb->get_col( $comments_request ); 2891 wp_cache_add( $cache_key, $comment_ids, 'comment-queries' ); 2892 } 2893 _prime_comment_caches( $comment_ids ); 2894 2895 // Convert to WP_Comment. 2896 /** @var WP_Comment[] */ 2897 $this->comments = array_map( 'get_comment', $comment_ids ); 2898 $this->comment_count = count( $this->comments ); 2899 2900 $post_ids = array(); 2901 2902 foreach ( $this->comments as $comment ) { 2903 $post_ids[] = (int) $comment->comment_post_ID; 2904 } 2905 2906 $post_ids = implode( ',', $post_ids ); 2907 $join = ''; 2908 if ( $post_ids ) { 2909 $where = "AND {$wpdb->posts}.ID IN ($post_ids) "; 2910 } else { 2911 $where = 'AND 0'; 2912 } 2913 } 2914 2915 $pieces = array( 'where', 'groupby', 'join', 'orderby', 'distinct', 'fields', 'limits' ); 2916 2917 /* 2918 * Apply post-paging filters on where and join. Only plugins that 2919 * manipulate paging queries should use these hooks. 2920 */ 2921 if ( ! $q['suppress_filters'] ) { 2922 /** 2923 * Filters the WHERE clause of the query. 2924 * 2925 * Specifically for manipulating paging queries. 2926 * 2927 * @since 1.5.0 2928 * 2929 * @param string $where The WHERE clause of the query. 2930 * @param WP_Query $query The WP_Query instance (passed by reference). 2931 */ 2932 $where = apply_filters_ref_array( 'posts_where_paged', array( $where, &$this ) ); 2933 2934 /** 2935 * Filters the GROUP BY clause of the query. 2936 * 2937 * @since 2.0.0 2938 * 2939 * @param string $groupby The GROUP BY clause of the query. 2940 * @param WP_Query $query The WP_Query instance (passed by reference). 2941 */ 2942 $groupby = apply_filters_ref_array( 'posts_groupby', array( $groupby, &$this ) ); 2943 2944 /** 2945 * Filters the JOIN clause of the query. 2946 * 2947 * Specifically for manipulating paging queries. 2948 * 2949 * @since 1.5.0 2950 * 2951 * @param string $join The JOIN clause of the query. 2952 * @param WP_Query $query The WP_Query instance (passed by reference). 2953 */ 2954 $join = apply_filters_ref_array( 'posts_join_paged', array( $join, &$this ) ); 2955 2956 /** 2957 * Filters the ORDER BY clause of the query. 2958 * 2959 * @since 1.5.1 2960 * 2961 * @param string $orderby The ORDER BY clause of the query. 2962 * @param WP_Query $query The WP_Query instance (passed by reference). 2963 */ 2964 $orderby = apply_filters_ref_array( 'posts_orderby', array( $orderby, &$this ) ); 2965 2966 /** 2967 * Filters the DISTINCT clause of the query. 2968 * 2969 * @since 2.1.0 2970 * 2971 * @param string $distinct The DISTINCT clause of the query. 2972 * @param WP_Query $query The WP_Query instance (passed by reference). 2973 */ 2974 $distinct = apply_filters_ref_array( 'posts_distinct', array( $distinct, &$this ) ); 2975 2976 /** 2977 * Filters the LIMIT clause of the query. 2978 * 2979 * @since 2.1.0 2980 * 2981 * @param string $limits The LIMIT clause of the query. 2982 * @param WP_Query $query The WP_Query instance (passed by reference). 2983 */ 2984 $limits = apply_filters_ref_array( 'post_limits', array( $limits, &$this ) ); 2985 2986 /** 2987 * Filters the SELECT clause of the query. 2988 * 2989 * @since 2.1.0 2990 * 2991 * @param string $fields The SELECT clause of the query. 2992 * @param WP_Query $query The WP_Query instance (passed by reference). 2993 */ 2994 $fields = apply_filters_ref_array( 'posts_fields', array( $fields, &$this ) ); 2995 2996 /** 2997 * Filters all query clauses at once, for convenience. 2998 * 2999 * Covers the WHERE, GROUP BY, JOIN, ORDER BY, DISTINCT, 3000 * fields (SELECT), and LIMIT clauses. 3001 * 3002 * @since 3.1.0 3003 * 3004 * @param string[] $clauses { 3005 * Associative array of the clauses for the query. 3006 * 3007 * @type string $where The WHERE clause of the query. 3008 * @type string $groupby The GROUP BY clause of the query. 3009 * @type string $join The JOIN clause of the query. 3010 * @type string $orderby The ORDER BY clause of the query. 3011 * @type string $distinct The DISTINCT clause of the query. 3012 * @type string $fields The SELECT clause of the query. 3013 * @type string $limits The LIMIT clause of the query. 3014 * } 3015 * @param WP_Query $query The WP_Query instance (passed by reference). 3016 */ 3017 $clauses = (array) apply_filters_ref_array( 'posts_clauses', array( compact( $pieces ), &$this ) ); 3018 3019 $where = isset( $clauses['where'] ) ? $clauses['where'] : ''; 3020 $groupby = isset( $clauses['groupby'] ) ? $clauses['groupby'] : ''; 3021 $join = isset( $clauses['join'] ) ? $clauses['join'] : ''; 3022 $orderby = isset( $clauses['orderby'] ) ? $clauses['orderby'] : ''; 3023 $distinct = isset( $clauses['distinct'] ) ? $clauses['distinct'] : ''; 3024 $fields = isset( $clauses['fields'] ) ? $clauses['fields'] : ''; 3025 $limits = isset( $clauses['limits'] ) ? $clauses['limits'] : ''; 3026 } 3027 3028 /** 3029 * Fires to announce the query's current selection parameters. 3030 * 3031 * For use by caching plugins. 3032 * 3033 * @since 2.3.0 3034 * 3035 * @param string $selection The assembled selection query. 3036 */ 3037 do_action( 'posts_selection', $where . $groupby . $orderby . $limits . $join ); 3038 3039 /* 3040 * Filters again for the benefit of caching plugins. 3041 * Regular plugins should use the hooks above. 3042 */ 3043 if ( ! $q['suppress_filters'] ) { 3044 /** 3045 * Filters the WHERE clause of the query. 3046 * 3047 * For use by caching plugins. 3048 * 3049 * @since 2.5.0 3050 * 3051 * @param string $where The WHERE clause of the query. 3052 * @param WP_Query $query The WP_Query instance (passed by reference). 3053 */ 3054 $where = apply_filters_ref_array( 'posts_where_request', array( $where, &$this ) ); 3055 3056 /** 3057 * Filters the GROUP BY clause of the query. 3058 * 3059 * For use by caching plugins. 3060 * 3061 * @since 2.5.0 3062 * 3063 * @param string $groupby The GROUP BY clause of the query. 3064 * @param WP_Query $query The WP_Query instance (passed by reference). 3065 */ 3066 $groupby = apply_filters_ref_array( 'posts_groupby_request', array( $groupby, &$this ) ); 3067 3068 /** 3069 * Filters the JOIN clause of the query. 3070 * 3071 * For use by caching plugins. 3072 * 3073 * @since 2.5.0 3074 * 3075 * @param string $join The JOIN clause of the query. 3076 * @param WP_Query $query The WP_Query instance (passed by reference). 3077 */ 3078 $join = apply_filters_ref_array( 'posts_join_request', array( $join, &$this ) ); 3079 3080 /** 3081 * Filters the ORDER BY clause of the query. 3082 * 3083 * For use by caching plugins. 3084 * 3085 * @since 2.5.0 3086 * 3087 * @param string $orderby The ORDER BY clause of the query. 3088 * @param WP_Query $query The WP_Query instance (passed by reference). 3089 */ 3090 $orderby = apply_filters_ref_array( 'posts_orderby_request', array( $orderby, &$this ) ); 3091 3092 /** 3093 * Filters the DISTINCT clause of the query. 3094 * 3095 * For use by caching plugins. 3096 * 3097 * @since 2.5.0 3098 * 3099 * @param string $distinct The DISTINCT clause of the query. 3100 * @param WP_Query $query The WP_Query instance (passed by reference). 3101 */ 3102 $distinct = apply_filters_ref_array( 'posts_distinct_request', array( $distinct, &$this ) ); 3103 3104 /** 3105 * Filters the SELECT clause of the query. 3106 * 3107 * For use by caching plugins. 3108 * 3109 * @since 2.5.0 3110 * 3111 * @param string $fields The SELECT clause of the query. 3112 * @param WP_Query $query The WP_Query instance (passed by reference). 3113 */ 3114 $fields = apply_filters_ref_array( 'posts_fields_request', array( $fields, &$this ) ); 3115 3116 /** 3117 * Filters the LIMIT clause of the query. 3118 * 3119 * For use by caching plugins. 3120 * 3121 * @since 2.5.0 3122 * 3123 * @param string $limits The LIMIT clause of the query. 3124 * @param WP_Query $query The WP_Query instance (passed by reference). 3125 */ 3126 $limits = apply_filters_ref_array( 'post_limits_request', array( $limits, &$this ) ); 3127 3128 /** 3129 * Filters all query clauses at once, for convenience. 3130 * 3131 * For use by caching plugins. 3132 * 3133 * Covers the WHERE, GROUP BY, JOIN, ORDER BY, DISTINCT, 3134 * fields (SELECT), and LIMIT clauses. 3135 * 3136 * @since 3.1.0 3137 * 3138 * @param string[] $clauses { 3139 * Associative array of the clauses for the query. 3140 * 3141 * @type string $where The WHERE clause of the query. 3142 * @type string $groupby The GROUP BY clause of the query. 3143 * @type string $join The JOIN clause of the query. 3144 * @type string $orderby The ORDER BY clause of the query. 3145 * @type string $distinct The DISTINCT clause of the query. 3146 * @type string $fields The SELECT clause of the query. 3147 * @type string $limits The LIMIT clause of the query. 3148 * } 3149 * @param WP_Query $query The WP_Query instance (passed by reference). 3150 */ 3151 $clauses = (array) apply_filters_ref_array( 'posts_clauses_request', array( compact( $pieces ), &$this ) ); 3152 3153 $where = isset( $clauses['where'] ) ? $clauses['where'] : ''; 3154 $groupby = isset( $clauses['groupby'] ) ? $clauses['groupby'] : ''; 3155 $join = isset( $clauses['join'] ) ? $clauses['join'] : ''; 3156 $orderby = isset( $clauses['orderby'] ) ? $clauses['orderby'] : ''; 3157 $distinct = isset( $clauses['distinct'] ) ? $clauses['distinct'] : ''; 3158 $fields = isset( $clauses['fields'] ) ? $clauses['fields'] : ''; 3159 $limits = isset( $clauses['limits'] ) ? $clauses['limits'] : ''; 3160 } 3161 3162 if ( ! empty( $groupby ) ) { 3163 $groupby = 'GROUP BY ' . $groupby; 3164 } 3165 if ( ! empty( $orderby ) ) { 3166 $orderby = 'ORDER BY ' . $orderby; 3167 } 3168 3169 $found_rows = ''; 3170 if ( ! $q['no_found_rows'] && ! empty( $limits ) ) { 3171 $found_rows = 'SQL_CALC_FOUND_ROWS'; 3172 } 3173 3174 /* 3175 * Beginning of the string is on a new line to prevent leading whitespace. 3176 * 3177 * The additional indentation of subsequent lines is to ensure the SQL 3178 * queries are identical to those generated when splitting queries. This 3179 * improves caching of the query by ensuring the same cache key is 3180 * generated for the same database queries functionally. 3181 * 3182 * See https://core.trac.wordpress.org/ticket/56841. 3183 * See https://github.com/WordPress/wordpress-develop/pull/6393#issuecomment-2088217429 3184 */ 3185 $old_request = 3186 "SELECT $found_rows $distinct $fields 3187 FROM {$wpdb->posts} $join 3188 WHERE 1=1 $where 3189 $groupby 3190 $orderby 3191 $limits"; 3192 3193 $this->request = $old_request; 3194 3195 if ( ! $q['suppress_filters'] ) { 3196 /** 3197 * Filters the completed SQL query before sending. 3198 * 3199 * @since 2.0.0 3200 * 3201 * @param string $request The complete SQL query. 3202 * @param WP_Query $query The WP_Query instance (passed by reference). 3203 */ 3204 $this->request = apply_filters_ref_array( 'posts_request', array( $this->request, &$this ) ); 3205 } 3206 3207 /** 3208 * Filters the posts array before the query takes place. 3209 * 3210 * Return a non-null value to bypass WordPress' default post queries. 3211 * 3212 * Filtering functions that require pagination information are encouraged to set 3213 * the `found_posts` and `max_num_pages` properties of the WP_Query object, 3214 * passed to the filter by reference. If WP_Query does not perform a database 3215 * query, it will not have enough information to generate these values itself. 3216 * 3217 * @since 4.6.0 3218 * 3219 * @param WP_Post[]|int[]|null $posts Return an array of post data to short-circuit WP's query, 3220 * or null to allow WP to run its normal queries. 3221 * @param WP_Query $query The WP_Query instance (passed by reference). 3222 */ 3223 $this->posts = apply_filters_ref_array( 'posts_pre_query', array( null, &$this ) ); 3224 3225 /* 3226 * Ensure the ID database query is able to be cached. 3227 * 3228 * Random queries are expected to have unpredictable results and 3229 * cannot be cached. Note the space before `RAND` in the string 3230 * search, that to ensure against a collision with another 3231 * function. 3232 * 3233 * If `$fields` has been modified by the `posts_fields`, 3234 * `posts_fields_request`, `post_clauses` or `posts_clauses_request` 3235 * filters, then caching is disabled to prevent caching collisions. 3236 */ 3237 $id_query_is_cacheable = ! str_contains( strtoupper( $orderby ), ' RAND(' ); 3238 3239 $cacheable_field_values = array( 3240 "{$wpdb->posts}.*", 3241 "{$wpdb->posts}.ID, {$wpdb->posts}.post_parent", 3242 "{$wpdb->posts}.ID", 3243 ); 3244 3245 if ( ! in_array( $fields, $cacheable_field_values, true ) ) { 3246 $id_query_is_cacheable = false; 3247 } 3248 3249 if ( $q['cache_results'] && $id_query_is_cacheable ) { 3250 $new_request = str_replace( $fields, "{$wpdb->posts}.*", $this->request ); 3251 $cache_key = $this->generate_cache_key( $q, $new_request ); 3252 3253 $cache_found = false; 3254 if ( null === $this->posts ) { 3255 $cached_results = wp_cache_get( $cache_key, 'post-queries', false, $cache_found ); 3256 3257 if ( $cached_results ) { 3258 /** @var int[] */ 3259 $post_ids = array_map( 'intval', $cached_results['posts'] ); 3260 3261 $this->post_count = count( $post_ids ); 3262 $this->found_posts = $cached_results['found_posts']; 3263 $this->max_num_pages = $cached_results['max_num_pages']; 3264 3265 if ( 'ids' === $q['fields'] ) { 3266 $this->posts = $post_ids; 3267 3268 return $this->posts; 3269 } elseif ( 'id=>parent' === $q['fields'] ) { 3270 _prime_post_parent_id_caches( $post_ids ); 3271 3272 $post_parent_cache_keys = array(); 3273 foreach ( $post_ids as $post_id ) { 3274 $post_parent_cache_keys[] = 'post_parent:' . (string) $post_id; 3275 } 3276 3277 /** @var int[] */ 3278 $post_parents = wp_cache_get_multiple( $post_parent_cache_keys, 'posts' ); 3279 3280 foreach ( $post_parents as $cache_key => $post_parent ) { 3281 $obj = new stdClass(); 3282 $obj->ID = (int) str_replace( 'post_parent:', '', $cache_key ); 3283 $obj->post_parent = (int) $post_parent; 3284 3285 $this->posts[] = $obj; 3286 } 3287 3288 return $post_parents; 3289 } else { 3290 _prime_post_caches( $post_ids, $q['update_post_term_cache'], $q['update_post_meta_cache'] ); 3291 /** @var WP_Post[] */ 3292 $this->posts = array_map( 'get_post', $post_ids ); 3293 } 3294 } 3295 } 3296 } 3297 3298 if ( 'ids' === $q['fields'] ) { 3299 if ( null === $this->posts ) { 3300 $this->posts = $wpdb->get_col( $this->request ); 3301 } 3302 3303 /** @var int[] */ 3304 $this->posts = array_map( 'intval', $this->posts ); 3305 $this->post_count = count( $this->posts ); 3306 $this->set_found_posts( $q, $limits ); 3307 3308 if ( $q['cache_results'] && $id_query_is_cacheable ) { 3309 $cache_value = array( 3310 'posts' => $this->posts, 3311 'found_posts' => $this->found_posts, 3312 'max_num_pages' => $this->max_num_pages, 3313 ); 3314 3315 wp_cache_set( $cache_key, $cache_value, 'post-queries' ); 3316 } 3317 3318 return $this->posts; 3319 } 3320 3321 if ( 'id=>parent' === $q['fields'] ) { 3322 if ( null === $this->posts ) { 3323 $this->posts = $wpdb->get_results( $this->request ); 3324 } 3325 3326 $this->post_count = count( $this->posts ); 3327 $this->set_found_posts( $q, $limits ); 3328 3329 /** @var int[] */ 3330 $post_parents = array(); 3331 $post_ids = array(); 3332 $post_parents_cache = array(); 3333 3334 foreach ( $this->posts as $key => $post ) { 3335 $this->posts[ $key ]->ID = (int) $post->ID; 3336 $this->posts[ $key ]->post_parent = (int) $post->post_parent; 3337 3338 $post_parents[ (int) $post->ID ] = (int) $post->post_parent; 3339 $post_ids[] = (int) $post->ID; 3340 3341 $post_parents_cache[ 'post_parent:' . (string) $post->ID ] = (int) $post->post_parent; 3342 } 3343 // Prime post parent caches, so that on second run, there is not another database query. 3344 wp_cache_add_multiple( $post_parents_cache, 'posts' ); 3345 3346 if ( $q['cache_results'] && $id_query_is_cacheable ) { 3347 $cache_value = array( 3348 'posts' => $post_ids, 3349 'found_posts' => $this->found_posts, 3350 'max_num_pages' => $this->max_num_pages, 3351 ); 3352 3353 wp_cache_set( $cache_key, $cache_value, 'post-queries' ); 3354 } 3355 3356 return $post_parents; 3357 } 3358 3359 $is_unfiltered_query = $old_request === $this->request && "{$wpdb->posts}.*" === $fields; 3360 3361 if ( null === $this->posts ) { 3362 $split_the_query = ( 3363 $is_unfiltered_query 3364 && ( 3365 wp_using_ext_object_cache() 3366 || ( ! empty( $limits ) && $q['posts_per_page'] < 500 ) 3367 ) 3368 ); 3369 3370 /** 3371 * Filters whether to split the query. 3372 * 3373 * Splitting the query will cause it to fetch just the IDs of the found posts 3374 * (and then individually fetch each post by ID), rather than fetching every 3375 * complete row at once. One massive result vs. many small results. 3376 * 3377 * @since 3.4.0 3378 * @since 6.6.0 Added the `$old_request` and `$clauses` parameters. 3379 * 3380 * @param bool $split_the_query Whether or not to split the query. 3381 * @param WP_Query $query The WP_Query instance. 3382 * @param string $old_request The complete SQL query before filtering. 3383 * @param string[] $clauses { 3384 * Associative array of the clauses for the query. 3385 * 3386 * @type string $where The WHERE clause of the query. 3387 * @type string $groupby The GROUP BY clause of the query. 3388 * @type string $join The JOIN clause of the query. 3389 * @type string $orderby The ORDER BY clause of the query. 3390 * @type string $distinct The DISTINCT clause of the query. 3391 * @type string $fields The SELECT clause of the query. 3392 * @type string $limits The LIMIT clause of the query. 3393 * } 3394 */ 3395 $split_the_query = apply_filters( 'split_the_query', $split_the_query, $this, $old_request, compact( $pieces ) ); 3396 3397 if ( $split_the_query ) { 3398 // First get the IDs and then fill in the objects. 3399 3400 // Beginning of the string is on a new line to prevent leading whitespace. See https://core.trac.wordpress.org/ticket/56841. 3401 $this->request = 3402 "SELECT $found_rows $distinct {$wpdb->posts}.ID 3403 FROM {$wpdb->posts} $join 3404 WHERE 1=1 $where 3405 $groupby 3406 $orderby 3407 $limits"; 3408 3409 /** 3410 * Filters the Post IDs SQL request before sending. 3411 * 3412 * @since 3.4.0 3413 * 3414 * @param string $request The post ID request. 3415 * @param WP_Query $query The WP_Query instance. 3416 */ 3417 $this->request = apply_filters( 'posts_request_ids', $this->request, $this ); 3418 3419 $post_ids = $wpdb->get_col( $this->request ); 3420 3421 if ( $post_ids ) { 3422 $this->posts = $post_ids; 3423 $this->set_found_posts( $q, $limits ); 3424 _prime_post_caches( $post_ids, $q['update_post_term_cache'], $q['update_post_meta_cache'] ); 3425 } else { 3426 $this->posts = array(); 3427 } 3428 } else { 3429 $this->posts = $wpdb->get_results( $this->request ); 3430 $this->set_found_posts( $q, $limits ); 3431 } 3432 } 3433 3434 // Convert to WP_Post objects. 3435 if ( $this->posts ) { 3436 /** @var WP_Post[] */ 3437 $this->posts = array_map( 'get_post', $this->posts ); 3438 } 3439 3440 $unfiltered_posts = $this->posts; 3441 3442 if ( $q['cache_results'] && $id_query_is_cacheable && ! $cache_found ) { 3443 $post_ids = wp_list_pluck( $this->posts, 'ID' ); 3444 3445 $cache_value = array( 3446 'posts' => $post_ids, 3447 'found_posts' => $this->found_posts, 3448 'max_num_pages' => $this->max_num_pages, 3449 ); 3450 3451 wp_cache_set( $cache_key, $cache_value, 'post-queries' ); 3452 } 3453 3454 if ( ! $q['suppress_filters'] ) { 3455 /** 3456 * Filters the raw post results array, prior to status checks. 3457 * 3458 * @since 2.3.0 3459 * 3460 * @param WP_Post[] $posts Array of post objects. 3461 * @param WP_Query $query The WP_Query instance (passed by reference). 3462 */ 3463 $this->posts = apply_filters_ref_array( 'posts_results', array( $this->posts, &$this ) ); 3464 } 3465 3466 if ( ! empty( $this->posts ) && $this->is_comment_feed && $this->is_singular ) { 3467 /** This filter is documented in wp-includes/query.php */ 3468 $cjoin = apply_filters_ref_array( 'comment_feed_join', array( '', &$this ) ); 3469 3470 /** This filter is documented in wp-includes/query.php */ 3471 $cwhere = apply_filters_ref_array( 'comment_feed_where', array( "WHERE comment_post_ID = '{$this->posts[0]->ID}' AND comment_approved = '1'", &$this ) ); 3472 3473 /** This filter is documented in wp-includes/query.php */ 3474 $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( '', &$this ) ); 3475 $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : ''; 3476 3477 /** This filter is documented in wp-includes/query.php */ 3478 $corderby = apply_filters_ref_array( 'comment_feed_orderby', array( 'comment_date_gmt DESC', &$this ) ); 3479 $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : ''; 3480 3481 /** This filter is documented in wp-includes/query.php */ 3482 $climits = apply_filters_ref_array( 'comment_feed_limits', array( 'LIMIT ' . get_option( 'posts_per_rss' ), &$this ) ); 3483 3484 $comments_request = "SELECT {$wpdb->comments}.comment_ID FROM {$wpdb->comments} $cjoin $cwhere $cgroupby $corderby $climits"; 3485 3486 $comment_key = md5( $comments_request ); 3487 $comment_last_changed = wp_cache_get_last_changed( 'comment' ); 3488 3489 $comment_cache_key = "comment_feed:$comment_key:$comment_last_changed"; 3490 $comment_ids = wp_cache_get( $comment_cache_key, 'comment-queries' ); 3491 if ( false === $comment_ids ) { 3492 $comment_ids = $wpdb->get_col( $comments_request ); 3493 wp_cache_add( $comment_cache_key, $comment_ids, 'comment-queries' ); 3494 } 3495 _prime_comment_caches( $comment_ids ); 3496 3497 // Convert to WP_Comment. 3498 /** @var WP_Comment[] */ 3499 $this->comments = array_map( 'get_comment', $comment_ids ); 3500 $this->comment_count = count( $this->comments ); 3501 } 3502 3503 // Check post status to determine if post should be displayed. 3504 if ( ! empty( $this->posts ) && ( $this->is_single || $this->is_page ) ) { 3505 $status = get_post_status( $this->posts[0] ); 3506 3507 if ( 'attachment' === $this->posts[0]->post_type && 0 === (int) $this->posts[0]->post_parent ) { 3508 $this->is_page = false; 3509 $this->is_single = true; 3510 $this->is_attachment = true; 3511 } 3512 3513 // If the post_status was specifically requested, let it pass through. 3514 if ( ! in_array( $status, $q_status, true ) ) { 3515 $post_status_obj = get_post_status_object( $status ); 3516 3517 if ( $post_status_obj && ! $post_status_obj->public ) { 3518 if ( ! is_user_logged_in() ) { 3519 // User must be logged in to view unpublished posts. 3520 $this->posts = array(); 3521 } else { 3522 if ( $post_status_obj->protected ) { 3523 // User must have edit permissions on the draft to preview. 3524 if ( ! current_user_can( $edit_cap, $this->posts[0]->ID ) ) { 3525 $this->posts = array(); 3526 } else { 3527 $this->is_preview = true; 3528 if ( 'future' !== $status ) { 3529 $this->posts[0]->post_date = current_time( 'mysql' ); 3530 } 3531 } 3532 } elseif ( $post_status_obj->private ) { 3533 if ( ! current_user_can( $read_cap, $this->posts[0]->ID ) ) { 3534 $this->posts = array(); 3535 } 3536 } else { 3537 $this->posts = array(); 3538 } 3539 } 3540 } elseif ( ! $post_status_obj ) { 3541 // Post status is not registered, assume it's not public. 3542 if ( ! current_user_can( $edit_cap, $this->posts[0]->ID ) ) { 3543 $this->posts = array(); 3544 } 3545 } 3546 } 3547 3548 if ( $this->is_preview && $this->posts && current_user_can( $edit_cap, $this->posts[0]->ID ) ) { 3549 /** 3550 * Filters the single post for preview mode. 3551 * 3552 * @since 2.7.0 3553 * 3554 * @param WP_Post $post_preview The Post object. 3555 * @param WP_Query $query The WP_Query instance (passed by reference). 3556 */ 3557 $this->posts[0] = get_post( apply_filters_ref_array( 'the_preview', array( $this->posts[0], &$this ) ) ); 3558 } 3559 } 3560 3561 // Put sticky posts at the top of the posts array. 3562 $sticky_posts = get_option( 'sticky_posts' ); 3563 if ( $this->is_home && $page <= 1 && is_array( $sticky_posts ) && ! empty( $sticky_posts ) && ! $q['ignore_sticky_posts'] ) { 3564 $num_posts = count( $this->posts ); 3565 $sticky_offset = 0; 3566 // Loop over posts and relocate stickies to the front. 3567 for ( $i = 0; $i < $num_posts; $i++ ) { 3568 if ( in_array( $this->posts[ $i ]->ID, $sticky_posts, true ) ) { 3569 $sticky_post = $this->posts[ $i ]; 3570 // Remove sticky from current position. 3571 array_splice( $this->posts, $i, 1 ); 3572 // Move to front, after other stickies. 3573 array_splice( $this->posts, $sticky_offset, 0, array( $sticky_post ) ); 3574 // Increment the sticky offset. The next sticky will be placed at this offset. 3575 ++$sticky_offset; 3576 // Remove post from sticky posts array. 3577 $offset = array_search( $sticky_post->ID, $sticky_posts, true ); 3578 unset( $sticky_posts[ $offset ] ); 3579 } 3580 } 3581 3582 // If any posts have been excluded specifically, Ignore those that are sticky. 3583 if ( ! empty( $sticky_posts ) && ! empty( $q['post__not_in'] ) ) { 3584 $sticky_posts = array_diff( $sticky_posts, $q['post__not_in'] ); 3585 } 3586 3587 // Fetch sticky posts that weren't in the query results. 3588 if ( ! empty( $sticky_posts ) ) { 3589 $stickies = get_posts( 3590 array( 3591 'post__in' => $sticky_posts, 3592 'post_type' => $post_type, 3593 'post_status' => 'publish', 3594 'posts_per_page' => count( $sticky_posts ), 3595 'suppress_filters' => $q['suppress_filters'], 3596 'cache_results' => $q['cache_results'], 3597 'update_post_meta_cache' => $q['update_post_meta_cache'], 3598 'update_post_term_cache' => $q['update_post_term_cache'], 3599 'lazy_load_term_meta' => $q['lazy_load_term_meta'], 3600 ) 3601 ); 3602 3603 foreach ( $stickies as $sticky_post ) { 3604 array_splice( $this->posts, $sticky_offset, 0, array( $sticky_post ) ); 3605 ++$sticky_offset; 3606 } 3607 } 3608 } 3609 3610 if ( ! $q['suppress_filters'] ) { 3611 /** 3612 * Filters the array of retrieved posts after they've been fetched and 3613 * internally processed. 3614 * 3615 * @since 1.5.0 3616 * 3617 * @param WP_Post[] $posts Array of post objects. 3618 * @param WP_Query $query The WP_Query instance (passed by reference). 3619 */ 3620 $this->posts = apply_filters_ref_array( 'the_posts', array( $this->posts, &$this ) ); 3621 } 3622 3623 /* 3624 * Ensure that any posts added/modified via one of the filters above are 3625 * of the type WP_Post and are filtered. 3626 */ 3627 if ( $this->posts ) { 3628 $this->post_count = count( $this->posts ); 3629 3630 /** @var WP_Post[] */ 3631 $this->posts = array_map( 'get_post', $this->posts ); 3632 3633 if ( $q['cache_results'] ) { 3634 if ( $is_unfiltered_query && $unfiltered_posts === $this->posts ) { 3635 update_post_caches( $this->posts, $post_type, $q['update_post_term_cache'], $q['update_post_meta_cache'] ); 3636 } else { 3637 $post_ids = wp_list_pluck( $this->posts, 'ID' ); 3638 _prime_post_caches( $post_ids, $q['update_post_term_cache'], $q['update_post_meta_cache'] ); 3639 } 3640 } 3641 3642 /** @var WP_Post */ 3643 $this->post = reset( $this->posts ); 3644 } else { 3645 $this->post_count = 0; 3646 $this->posts = array(); 3647 } 3648 3649 if ( ! empty( $this->posts ) && $q['update_menu_item_cache'] ) { 3650 update_menu_item_cache( $this->posts ); 3651 } 3652 3653 if ( $q['lazy_load_term_meta'] ) { 3654 wp_queue_posts_for_term_meta_lazyload( $this->posts ); 3655 } 3656 3657 return $this->posts; 3658 } 3659 3660 /** 3661 * Sets up the amount of found posts and the number of pages (if limit clause was used) 3662 * for the current query. 3663 * 3664 * @since 3.5.0 3665 * 3666 * @global wpdb $wpdb WordPress database abstraction object. 3667 * 3668 * @param array $q Query variables. 3669 * @param string $limits LIMIT clauses of the query. 3670 */ 3671 private function set_found_posts( $q, $limits ) { 3672 global $wpdb; 3673 3674 /* 3675 * Bail if posts is an empty array. Continue if posts is an empty string, 3676 * null, or false to accommodate caching plugins that fill posts later. 3677 */ 3678 if ( $q['no_found_rows'] || ( is_array( $this->posts ) && ! $this->posts ) ) { 3679 return; 3680 } 3681 3682 if ( ! empty( $limits ) ) { 3683 /** 3684 * Filters the query to run for retrieving the found posts. 3685 * 3686 * @since 2.1.0 3687 * 3688 * @param string $found_posts_query The query to run to find the found posts. 3689 * @param WP_Query $query The WP_Query instance (passed by reference). 3690 */ 3691 $found_posts_query = apply_filters_ref_array( 'found_posts_query', array( 'SELECT FOUND_ROWS()', &$this ) ); 3692 3693 $this->found_posts = (int) $wpdb->get_var( $found_posts_query ); 3694 } else { 3695 if ( is_array( $this->posts ) ) { 3696 $this->found_posts = count( $this->posts ); 3697 } else { 3698 if ( null === $this->posts ) { 3699 $this->found_posts = 0; 3700 } else { 3701 $this->found_posts = 1; 3702 } 3703 } 3704 } 3705 3706 /** 3707 * Filters the number of found posts for the query. 3708 * 3709 * @since 2.1.0 3710 * 3711 * @param int $found_posts The number of posts found. 3712 * @param WP_Query $query The WP_Query instance (passed by reference). 3713 */ 3714 $this->found_posts = (int) apply_filters_ref_array( 'found_posts', array( $this->found_posts, &$this ) ); 3715 3716 if ( ! empty( $limits ) ) { 3717 $this->max_num_pages = (int) ceil( $this->found_posts / $q['posts_per_page'] ); 3718 } 3719 } 3720 3721 /** 3722 * Sets up the next post and iterate current post index. 3723 * 3724 * @since 1.5.0 3725 * 3726 * @return WP_Post Next post. 3727 */ 3728 public function next_post() { 3729 3730 ++$this->current_post; 3731 3732 /** @var WP_Post */ 3733 $this->post = $this->posts[ $this->current_post ]; 3734 return $this->post; 3735 } 3736 3737 /** 3738 * Sets up the current post. 3739 * 3740 * Retrieves the next post, sets up the post, sets the 'in the loop' 3741 * property to true. 3742 * 3743 * @since 1.5.0 3744 * 3745 * @global WP_Post $post Global post object. 3746 */ 3747 public function the_post() { 3748 global $post; 3749 3750 if ( ! $this->in_the_loop ) { 3751 if ( 'all' === $this->query_vars['fields'] ) { 3752 // Full post objects queried. 3753 $post_objects = $this->posts; 3754 } else { 3755 if ( 'ids' === $this->query_vars['fields'] ) { 3756 // Post IDs queried. 3757 $post_ids = $this->posts; 3758 } else { 3759 // Only partial objects queried, need to prime the cache for the loop. 3760 $post_ids = array_reduce( 3761 $this->posts, 3762 function ( $carry, $post ) { 3763 if ( isset( $post->ID ) ) { 3764 $carry[] = $post->ID; 3765 } 3766 3767 return $carry; 3768 }, 3769 array() 3770 ); 3771 } 3772 _prime_post_caches( $post_ids, $this->query_vars['update_post_term_cache'], $this->query_vars['update_post_meta_cache'] ); 3773 $post_objects = array_map( 'get_post', $post_ids ); 3774 } 3775 update_post_author_caches( $post_objects ); 3776 } 3777 3778 $this->in_the_loop = true; 3779 $this->before_loop = false; 3780 3781 if ( -1 === $this->current_post ) { // Loop has just started. 3782 /** 3783 * Fires once the loop is started. 3784 * 3785 * @since 2.0.0 3786 * 3787 * @param WP_Query $query The WP_Query instance (passed by reference). 3788 */ 3789 do_action_ref_array( 'loop_start', array( &$this ) ); 3790 } 3791 3792 $post = $this->next_post(); 3793 3794 // Ensure a full post object is available. 3795 if ( 'all' !== $this->query_vars['fields'] ) { 3796 if ( 'ids' === $this->query_vars['fields'] ) { 3797 // Post IDs queried. 3798 $post = get_post( $post ); 3799 } elseif ( isset( $post->ID ) ) { 3800 /* 3801 * Partial objecct queried. 3802 * 3803 * The post object was queried with a partial set of 3804 * fields, populate the entire object for the loop. 3805 */ 3806 $post = get_post( $post->ID ); 3807 } 3808 } 3809 3810 // Set up the global post object for the loop. 3811 $this->setup_postdata( $post ); 3812 } 3813 3814 /** 3815 * Determines whether there are more posts available in the loop. 3816 * 3817 * Calls the {@see 'loop_end'} action when the loop is complete. 3818 * 3819 * @since 1.5.0 3820 * 3821 * @return bool True if posts are available, false if end of the loop. 3822 */ 3823 public function have_posts() { 3824 if ( $this->current_post + 1 < $this->post_count ) { 3825 return true; 3826 } elseif ( $this->current_post + 1 === $this->post_count && $this->post_count > 0 ) { 3827 /** 3828 * Fires once the loop has ended. 3829 * 3830 * @since 2.0.0 3831 * 3832 * @param WP_Query $query The WP_Query instance (passed by reference). 3833 */ 3834 do_action_ref_array( 'loop_end', array( &$this ) ); 3835 3836 // Do some cleaning up after the loop. 3837 $this->rewind_posts(); 3838 } elseif ( 0 === $this->post_count ) { 3839 $this->before_loop = false; 3840 3841 /** 3842 * Fires if no results are found in a post query. 3843 * 3844 * @since 4.9.0 3845 * 3846 * @param WP_Query $query The WP_Query instance. 3847 */ 3848 do_action( 'loop_no_results', $this ); 3849 } 3850 3851 $this->in_the_loop = false; 3852 return false; 3853 } 3854 3855 /** 3856 * Rewinds the posts and resets post index. 3857 * 3858 * @since 1.5.0 3859 */ 3860 public function rewind_posts() { 3861 $this->current_post = -1; 3862 if ( $this->post_count > 0 ) { 3863 $this->post = $this->posts[0]; 3864 } 3865 } 3866 3867 /** 3868 * Iterates current comment index and returns WP_Comment object. 3869 * 3870 * @since 2.2.0 3871 * 3872 * @return WP_Comment Comment object. 3873 */ 3874 public function next_comment() { 3875 ++$this->current_comment; 3876 3877 /** @var WP_Comment */ 3878 $this->comment = $this->comments[ $this->current_comment ]; 3879 return $this->comment; 3880 } 3881 3882 /** 3883 * Sets up the current comment. 3884 * 3885 * @since 2.2.0 3886 * 3887 * @global WP_Comment $comment Global comment object. 3888 */ 3889 public function the_comment() { 3890 global $comment; 3891 3892 $comment = $this->next_comment(); 3893 3894 if ( 0 === $this->current_comment ) { 3895 /** 3896 * Fires once the comment loop is started. 3897 * 3898 * @since 2.2.0 3899 */ 3900 do_action( 'comment_loop_start' ); 3901 } 3902 } 3903 3904 /** 3905 * Determines whether there are more comments available. 3906 * 3907 * Automatically rewinds comments when finished. 3908 * 3909 * @since 2.2.0 3910 * 3911 * @return bool True if comments are available, false if no more comments. 3912 */ 3913 public function have_comments() { 3914 if ( $this->current_comment + 1 < $this->comment_count ) { 3915 return true; 3916 } elseif ( $this->current_comment + 1 === $this->comment_count ) { 3917 $this->rewind_comments(); 3918 } 3919 3920 return false; 3921 } 3922 3923 /** 3924 * Rewinds the comments, resets the comment index and comment to first. 3925 * 3926 * @since 2.2.0 3927 */ 3928 public function rewind_comments() { 3929 $this->current_comment = -1; 3930 if ( $this->comment_count > 0 ) { 3931 $this->comment = $this->comments[0]; 3932 } 3933 } 3934 3935 /** 3936 * Sets up the WordPress query by parsing query string. 3937 * 3938 * @since 1.5.0 3939 * 3940 * @see WP_Query::parse_query() for all available arguments. 3941 * 3942 * @param string|array $query URL query string or array of query arguments. 3943 * @return WP_Post[]|int[] Array of post objects or post IDs. 3944 */ 3945 public function query( $query ) { 3946 $this->init(); 3947 $this->query = wp_parse_args( $query ); 3948 $this->query_vars = $this->query; 3949 return $this->get_posts(); 3950 } 3951 3952 /** 3953 * Retrieves the currently queried object. 3954 * 3955 * If queried object is not set, then the queried object will be set from 3956 * the category, tag, taxonomy, posts page, single post, page, or author 3957 * query variable. After it is set up, it will be returned. 3958 * 3959 * @since 1.5.0 3960 * 3961 * @return WP_Term|WP_Post_Type|WP_Post|WP_User|null The queried object. 3962 */ 3963 public function get_queried_object() { 3964 if ( isset( $this->queried_object ) ) { 3965 return $this->queried_object; 3966 } 3967 3968 $this->queried_object = null; 3969 $this->queried_object_id = null; 3970 3971 if ( $this->is_category || $this->is_tag || $this->is_tax ) { 3972 if ( $this->is_category ) { 3973 $cat = $this->get( 'cat' ); 3974 $category_name = $this->get( 'category_name' ); 3975 3976 if ( $cat ) { 3977 $term = get_term( $cat, 'category' ); 3978 } elseif ( $category_name ) { 3979 $term = get_term_by( 'slug', $category_name, 'category' ); 3980 } 3981 } elseif ( $this->is_tag ) { 3982 $tag_id = $this->get( 'tag_id' ); 3983 $tag = $this->get( 'tag' ); 3984 3985 if ( $tag_id ) { 3986 $term = get_term( $tag_id, 'post_tag' ); 3987 } elseif ( $tag ) { 3988 $term = get_term_by( 'slug', $tag, 'post_tag' ); 3989 } 3990 } else { 3991 // For other tax queries, grab the first term from the first clause. 3992 if ( ! empty( $this->tax_query->queried_terms ) ) { 3993 $queried_taxonomies = array_keys( $this->tax_query->queried_terms ); 3994 $matched_taxonomy = reset( $queried_taxonomies ); 3995 $query = $this->tax_query->queried_terms[ $matched_taxonomy ]; 3996 3997 if ( ! empty( $query['terms'] ) ) { 3998 if ( 'term_id' === $query['field'] ) { 3999 $term = get_term( reset( $query['terms'] ), $matched_taxonomy ); 4000 } else { 4001 $term = get_term_by( $query['field'], reset( $query['terms'] ), $matched_taxonomy ); 4002 } 4003 } 4004 } 4005 } 4006 4007 if ( ! empty( $term ) && ! is_wp_error( $term ) ) { 4008 $this->queried_object = $term; 4009 $this->queried_object_id = (int) $term->term_id; 4010 4011 if ( $this->is_category && 'category' === $this->queried_object->taxonomy ) { 4012 _make_cat_compat( $this->queried_object ); 4013 } 4014 } 4015 } elseif ( $this->is_post_type_archive ) { 4016 $post_type = $this->get( 'post_type' ); 4017 4018 if ( is_array( $post_type ) ) { 4019 $post_type = reset( $post_type ); 4020 } 4021 4022 $this->queried_object = get_post_type_object( $post_type ); 4023 } elseif ( $this->is_posts_page ) { 4024 $page_for_posts = get_option( 'page_for_posts' ); 4025 4026 $this->queried_object = get_post( $page_for_posts ); 4027 $this->queried_object_id = (int) $this->queried_object->ID; 4028 } elseif ( $this->is_singular && ! empty( $this->post ) ) { 4029 $this->queried_object = $this->post; 4030 $this->queried_object_id = (int) $this->post->ID; 4031 } elseif ( $this->is_author ) { 4032 $author = (int) $this->get( 'author' ); 4033 $author_name = $this->get( 'author_name' ); 4034 4035 if ( $author ) { 4036 $this->queried_object_id = $author; 4037 } elseif ( $author_name ) { 4038 $user = get_user_by( 'slug', $author_name ); 4039 4040 if ( $user ) { 4041 $this->queried_object_id = $user->ID; 4042 } 4043 } 4044 4045 $this->queried_object = get_userdata( $this->queried_object_id ); 4046 } 4047 4048 return $this->queried_object; 4049 } 4050 4051 /** 4052 * Retrieves the ID of the currently queried object. 4053 * 4054 * @since 1.5.0 4055 * 4056 * @return int 4057 */ 4058 public function get_queried_object_id() { 4059 $this->get_queried_object(); 4060 4061 if ( isset( $this->queried_object_id ) ) { 4062 return $this->queried_object_id; 4063 } 4064 4065 return 0; 4066 } 4067 4068 /** 4069 * Constructor. 4070 * 4071 * Sets up the WordPress query, if parameter is not empty. 4072 * 4073 * @since 1.5.0 4074 * 4075 * @see WP_Query::parse_query() for all available arguments. 4076 * 4077 * @param string|array $query URL query string or array of vars. 4078 */ 4079 public function __construct( $query = '' ) { 4080 if ( ! empty( $query ) ) { 4081 $this->query( $query ); 4082 } 4083 } 4084 4085 /** 4086 * Makes private properties readable for backward compatibility. 4087 * 4088 * @since 4.0.0 4089 * 4090 * @param string $name Property to get. 4091 * @return mixed Property. 4092 */ 4093 public function __get( $name ) { 4094 if ( in_array( $name, $this->compat_fields, true ) ) { 4095 return $this->$name; 4096 } 4097 } 4098 4099 /** 4100 * Makes private properties checkable for backward compatibility. 4101 * 4102 * @since 4.0.0 4103 * 4104 * @param string $name Property to check if set. 4105 * @return bool Whether the property is set. 4106 */ 4107 public function __isset( $name ) { 4108 if ( in_array( $name, $this->compat_fields, true ) ) { 4109 return isset( $this->$name ); 4110 } 4111 4112 return false; 4113 } 4114 4115 /** 4116 * Makes private/protected methods readable for backward compatibility. 4117 * 4118 * @since 4.0.0 4119 * 4120 * @param string $name Method to call. 4121 * @param array $arguments Arguments to pass when calling. 4122 * @return mixed|false Return value of the callback, false otherwise. 4123 */ 4124 public function __call( $name, $arguments ) { 4125 if ( in_array( $name, $this->compat_methods, true ) ) { 4126 return $this->$name( ...$arguments ); 4127 } 4128 return false; 4129 } 4130 4131 /** 4132 * Determines whether the query is for an existing archive page. 4133 * 4134 * Archive pages include category, tag, author, date, custom post type, 4135 * and custom taxonomy based archives. 4136 * 4137 * @since 3.1.0 4138 * 4139 * @see WP_Query::is_category() 4140 * @see WP_Query::is_tag() 4141 * @see WP_Query::is_author() 4142 * @see WP_Query::is_date() 4143 * @see WP_Query::is_post_type_archive() 4144 * @see WP_Query::is_tax() 4145 * 4146 * @return bool Whether the query is for an existing archive page. 4147 */ 4148 public function is_archive() { 4149 return (bool) $this->is_archive; 4150 } 4151 4152 /** 4153 * Determines whether the query is for an existing post type archive page. 4154 * 4155 * @since 3.1.0 4156 * 4157 * @param string|string[] $post_types Optional. Post type or array of posts types 4158 * to check against. Default empty. 4159 * @return bool Whether the query is for an existing post type archive page. 4160 */ 4161 public function is_post_type_archive( $post_types = '' ) { 4162 if ( empty( $post_types ) || ! $this->is_post_type_archive ) { 4163 return (bool) $this->is_post_type_archive; 4164 } 4165 4166 $post_type = $this->get( 'post_type' ); 4167 if ( is_array( $post_type ) ) { 4168 $post_type = reset( $post_type ); 4169 } 4170 $post_type_object = get_post_type_object( $post_type ); 4171 4172 if ( ! $post_type_object ) { 4173 return false; 4174 } 4175 4176 return in_array( $post_type_object->name, (array) $post_types, true ); 4177 } 4178 4179 /** 4180 * Determines whether the query is for an existing attachment page. 4181 * 4182 * @since 3.1.0 4183 * 4184 * @param int|string|int[]|string[] $attachment Optional. Attachment ID, title, slug, or array of such 4185 * to check against. Default empty. 4186 * @return bool Whether the query is for an existing attachment page. 4187 */ 4188 public function is_attachment( $attachment = '' ) { 4189 if ( ! $this->is_attachment ) { 4190 return false; 4191 } 4192 4193 if ( empty( $attachment ) ) { 4194 return true; 4195 } 4196 4197 $attachment = array_map( 'strval', (array) $attachment ); 4198 4199 $post_obj = $this->get_queried_object(); 4200 if ( ! $post_obj ) { 4201 return false; 4202 } 4203 4204 if ( in_array( (string) $post_obj->ID, $attachment, true ) ) { 4205 return true; 4206 } elseif ( in_array( $post_obj->post_title, $attachment, true ) ) { 4207 return true; 4208 } elseif ( in_array( $post_obj->post_name, $attachment, true ) ) { 4209 return true; 4210 } 4211 return false; 4212 } 4213 4214 /** 4215 * Determines whether the query is for an existing author archive page. 4216 * 4217 * If the $author parameter is specified, this function will additionally 4218 * check if the query is for one of the authors specified. 4219 * 4220 * @since 3.1.0 4221 * 4222 * @param int|string|int[]|string[] $author Optional. User ID, nickname, nicename, or array of such 4223 * to check against. Default empty. 4224 * @return bool Whether the query is for an existing author archive page. 4225 */ 4226 public function is_author( $author = '' ) { 4227 if ( ! $this->is_author ) { 4228 return false; 4229 } 4230 4231 if ( empty( $author ) ) { 4232 return true; 4233 } 4234 4235 $author_obj = $this->get_queried_object(); 4236 if ( ! $author_obj ) { 4237 return false; 4238 } 4239 4240 $author = array_map( 'strval', (array) $author ); 4241 4242 if ( in_array( (string) $author_obj->ID, $author, true ) ) { 4243 return true; 4244 } elseif ( in_array( $author_obj->nickname, $author, true ) ) { 4245 return true; 4246 } elseif ( in_array( $author_obj->user_nicename, $author, true ) ) { 4247 return true; 4248 } 4249 4250 return false; 4251 } 4252 4253 /** 4254 * Determines whether the query is for an existing category archive page. 4255 * 4256 * If the $category parameter is specified, this function will additionally 4257 * check if the query is for one of the categories specified. 4258 * 4259 * @since 3.1.0 4260 * 4261 * @param int|string|int[]|string[] $category Optional. Category ID, name, slug, or array of such 4262 * to check against. Default empty. 4263 * @return bool Whether the query is for an existing category archive page. 4264 */ 4265 public function is_category( $category = '' ) { 4266 if ( ! $this->is_category ) { 4267 return false; 4268 } 4269 4270 if ( empty( $category ) ) { 4271 return true; 4272 } 4273 4274 $cat_obj = $this->get_queried_object(); 4275 if ( ! $cat_obj ) { 4276 return false; 4277 } 4278 4279 $category = array_map( 'strval', (array) $category ); 4280 4281 if ( in_array( (string) $cat_obj->term_id, $category, true ) ) { 4282 return true; 4283 } elseif ( in_array( $cat_obj->name, $category, true ) ) { 4284 return true; 4285 } elseif ( in_array( $cat_obj->slug, $category, true ) ) { 4286 return true; 4287 } 4288 4289 return false; 4290 } 4291 4292 /** 4293 * Determines whether the query is for an existing tag archive page. 4294 * 4295 * If the $tag parameter is specified, this function will additionally 4296 * check if the query is for one of the tags specified. 4297 * 4298 * @since 3.1.0 4299 * 4300 * @param int|string|int[]|string[] $tag Optional. Tag ID, name, slug, or array of such 4301 * to check against. Default empty. 4302 * @return bool Whether the query is for an existing tag archive page. 4303 */ 4304 public function is_tag( $tag = '' ) { 4305 if ( ! $this->is_tag ) { 4306 return false; 4307 } 4308 4309 if ( empty( $tag ) ) { 4310 return true; 4311 } 4312 4313 $tag_obj = $this->get_queried_object(); 4314 if ( ! $tag_obj ) { 4315 return false; 4316 } 4317 4318 $tag = array_map( 'strval', (array) $tag ); 4319 4320 if ( in_array( (string) $tag_obj->term_id, $tag, true ) ) { 4321 return true; 4322 } elseif ( in_array( $tag_obj->name, $tag, true ) ) { 4323 return true; 4324 } elseif ( in_array( $tag_obj->slug, $tag, true ) ) { 4325 return true; 4326 } 4327 4328 return false; 4329 } 4330 4331 /** 4332 * Determines whether the query is for an existing custom taxonomy archive page. 4333 * 4334 * If the $taxonomy parameter is specified, this function will additionally 4335 * check if the query is for that specific $taxonomy. 4336 * 4337 * If the $term parameter is specified in addition to the $taxonomy parameter, 4338 * this function will additionally check if the query is for one of the terms 4339 * specified. 4340 * 4341 * @since 3.1.0 4342 * 4343 * @global WP_Taxonomy[] $wp_taxonomies Registered taxonomies. 4344 * 4345 * @param string|string[] $taxonomy Optional. Taxonomy slug or slugs to check against. 4346 * Default empty. 4347 * @param int|string|int[]|string[] $term Optional. Term ID, name, slug, or array of such 4348 * to check against. Default empty. 4349 * @return bool Whether the query is for an existing custom taxonomy archive page. 4350 * True for custom taxonomy archive pages, false for built-in taxonomies 4351 * (category and tag archives). 4352 */ 4353 public function is_tax( $taxonomy = '', $term = '' ) { 4354 global $wp_taxonomies; 4355 4356 if ( ! $this->is_tax ) { 4357 return false; 4358 } 4359 4360 if ( empty( $taxonomy ) ) { 4361 return true; 4362 } 4363 4364 $queried_object = $this->get_queried_object(); 4365 $tax_array = array_intersect( array_keys( $wp_taxonomies ), (array) $taxonomy ); 4366 $term_array = (array) $term; 4367 4368 // Check that the taxonomy matches. 4369 if ( ! ( isset( $queried_object->taxonomy ) && count( $tax_array ) && in_array( $queried_object->taxonomy, $tax_array, true ) ) ) { 4370 return false; 4371 } 4372 4373 // Only a taxonomy provided. 4374 if ( empty( $term ) ) { 4375 return true; 4376 } 4377 4378 return isset( $queried_object->term_id ) && 4379 count( 4380 array_intersect( 4381 array( $queried_object->term_id, $queried_object->name, $queried_object->slug ), 4382 $term_array 4383 ) 4384 ); 4385 } 4386 4387 /** 4388 * Determines whether the current URL is within the comments popup window. 4389 * 4390 * @since 3.1.0 4391 * @deprecated 4.5.0 4392 * 4393 * @return false Always returns false. 4394 */ 4395 public function is_comments_popup() { 4396 _deprecated_function( __FUNCTION__, '4.5.0' ); 4397 4398 return false; 4399 } 4400 4401 /** 4402 * Determines whether the query is for an existing date archive. 4403 * 4404 * @since 3.1.0 4405 * 4406 * @return bool Whether the query is for an existing date archive. 4407 */ 4408 public function is_date() { 4409 return (bool) $this->is_date; 4410 } 4411 4412 /** 4413 * Determines whether the query is for an existing day archive. 4414 * 4415 * @since 3.1.0 4416 * 4417 * @return bool Whether the query is for an existing day archive. 4418 */ 4419 public function is_day() { 4420 return (bool) $this->is_day; 4421 } 4422 4423 /** 4424 * Determines whether the query is for a feed. 4425 * 4426 * @since 3.1.0 4427 * 4428 * @param string|string[] $feeds Optional. Feed type or array of feed types 4429 * to check against. Default empty. 4430 * @return bool Whether the query is for a feed. 4431 */ 4432 public function is_feed( $feeds = '' ) { 4433 if ( empty( $feeds ) || ! $this->is_feed ) { 4434 return (bool) $this->is_feed; 4435 } 4436 4437 $qv = $this->get( 'feed' ); 4438 if ( 'feed' === $qv ) { 4439 $qv = get_default_feed(); 4440 } 4441 4442 return in_array( $qv, (array) $feeds, true ); 4443 } 4444 4445 /** 4446 * Determines whether the query is for a comments feed. 4447 * 4448 * @since 3.1.0 4449 * 4450 * @return bool Whether the query is for a comments feed. 4451 */ 4452 public function is_comment_feed() { 4453 return (bool) $this->is_comment_feed; 4454 } 4455 4456 /** 4457 * Determines whether the query is for the front page of the site. 4458 * 4459 * This is for what is displayed at your site's main URL. 4460 * 4461 * Depends on the site's "Front page displays" Reading Settings 'show_on_front' and 'page_on_front'. 4462 * 4463 * If you set a static page for the front page of your site, this function will return 4464 * true when viewing that page. 4465 * 4466 * Otherwise the same as {@see WP_Query::is_home()}. 4467 * 4468 * @since 3.1.0 4469 * 4470 * @return bool Whether the query is for the front page of the site. 4471 */ 4472 public function is_front_page() { 4473 // Most likely case. 4474 if ( 'posts' === get_option( 'show_on_front' ) && $this->is_home() ) { 4475 return true; 4476 } elseif ( 'page' === get_option( 'show_on_front' ) && get_option( 'page_on_front' ) 4477 && $this->is_page( get_option( 'page_on_front' ) ) 4478 ) { 4479 return true; 4480 } else { 4481 return false; 4482 } 4483 } 4484 4485 /** 4486 * Determines whether the query is for the blog homepage. 4487 * 4488 * This is the page which shows the time based blog content of your site. 4489 * 4490 * Depends on the site's "Front page displays" Reading Settings 'show_on_front' and 'page_for_posts'. 4491 * 4492 * If you set a static page for the front page of your site, this function will return 4493 * true only on the page you set as the "Posts page". 4494 * 4495 * @since 3.1.0 4496 * 4497 * @see WP_Query::is_front_page() 4498 * 4499 * @return bool Whether the query is for the blog homepage. 4500 */ 4501 public function is_home() { 4502 return (bool) $this->is_home; 4503 } 4504 4505 /** 4506 * Determines whether the query is for the Privacy Policy page. 4507 * 4508 * This is the page which shows the Privacy Policy content of your site. 4509 * 4510 * Depends on the site's "Change your Privacy Policy page" Privacy Settings 'wp_page_for_privacy_policy'. 4511 * 4512 * This function will return true only on the page you set as the "Privacy Policy page". 4513 * 4514 * @since 5.2.0 4515 * 4516 * @return bool Whether the query is for the Privacy Policy page. 4517 */ 4518 public function is_privacy_policy() { 4519 if ( get_option( 'wp_page_for_privacy_policy' ) 4520 && $this->is_page( get_option( 'wp_page_for_privacy_policy' ) ) 4521 ) { 4522 return true; 4523 } else { 4524 return false; 4525 } 4526 } 4527 4528 /** 4529 * Determines whether the query is for an existing month archive. 4530 * 4531 * @since 3.1.0 4532 * 4533 * @return bool Whether the query is for an existing month archive. 4534 */ 4535 public function is_month() { 4536 return (bool) $this->is_month; 4537 } 4538 4539 /** 4540 * Determines whether the query is for an existing single page. 4541 * 4542 * If the $page parameter is specified, this function will additionally 4543 * check if the query is for one of the pages specified. 4544 * 4545 * @since 3.1.0 4546 * 4547 * @see WP_Query::is_single() 4548 * @see WP_Query::is_singular() 4549 * 4550 * @param int|string|int[]|string[] $page Optional. Page ID, title, slug, path, or array of such 4551 * to check against. Default empty. 4552 * @return bool Whether the query is for an existing single page. 4553 */ 4554 public function is_page( $page = '' ) { 4555 if ( ! $this->is_page ) { 4556 return false; 4557 } 4558 4559 if ( empty( $page ) ) { 4560 return true; 4561 } 4562 4563 $page_obj = $this->get_queried_object(); 4564 if ( ! $page_obj ) { 4565 return false; 4566 } 4567 4568 $page = array_map( 'strval', (array) $page ); 4569 4570 if ( in_array( (string) $page_obj->ID, $page, true ) ) { 4571 return true; 4572 } elseif ( in_array( $page_obj->post_title, $page, true ) ) { 4573 return true; 4574 } elseif ( in_array( $page_obj->post_name, $page, true ) ) { 4575 return true; 4576 } else { 4577 foreach ( $page as $pagepath ) { 4578 if ( ! strpos( $pagepath, '/' ) ) { 4579 continue; 4580 } 4581 4582 $pagepath_obj = get_page_by_path( $pagepath ); 4583 4584 if ( $pagepath_obj && ( $pagepath_obj->ID === $page_obj->ID ) ) { 4585 return true; 4586 } 4587 } 4588 } 4589 4590 return false; 4591 } 4592 4593 /** 4594 * Determines whether the query is for a paged result and not for the first page. 4595 * 4596 * @since 3.1.0 4597 * 4598 * @return bool Whether the query is for a paged result. 4599 */ 4600 public function is_paged() { 4601 return (bool) $this->is_paged; 4602 } 4603 4604 /** 4605 * Determines whether the query is for a post or page preview. 4606 * 4607 * @since 3.1.0 4608 * 4609 * @return bool Whether the query is for a post or page preview. 4610 */ 4611 public function is_preview() { 4612 return (bool) $this->is_preview; 4613 } 4614 4615 /** 4616 * Determines whether the query is for the robots.txt file. 4617 * 4618 * @since 3.1.0 4619 * 4620 * @return bool Whether the query is for the robots.txt file. 4621 */ 4622 public function is_robots() { 4623 return (bool) $this->is_robots; 4624 } 4625 4626 /** 4627 * Determines whether the query is for the favicon.ico file. 4628 * 4629 * @since 5.4.0 4630 * 4631 * @return bool Whether the query is for the favicon.ico file. 4632 */ 4633 public function is_favicon() { 4634 return (bool) $this->is_favicon; 4635 } 4636 4637 /** 4638 * Determines whether the query is for a search. 4639 * 4640 * @since 3.1.0 4641 * 4642 * @return bool Whether the query is for a search. 4643 */ 4644 public function is_search() { 4645 return (bool) $this->is_search; 4646 } 4647 4648 /** 4649 * Determines whether the query is for an existing single post. 4650 * 4651 * Works for any post type excluding pages. 4652 * 4653 * If the $post parameter is specified, this function will additionally 4654 * check if the query is for one of the Posts specified. 4655 * 4656 * @since 3.1.0 4657 * 4658 * @see WP_Query::is_page() 4659 * @see WP_Query::is_singular() 4660 * 4661 * @param int|string|int[]|string[] $post Optional. Post ID, title, slug, path, or array of such 4662 * to check against. Default empty. 4663 * @return bool Whether the query is for an existing single post. 4664 */ 4665 public function is_single( $post = '' ) { 4666 if ( ! $this->is_single ) { 4667 return false; 4668 } 4669 4670 if ( empty( $post ) ) { 4671 return true; 4672 } 4673 4674 $post_obj = $this->get_queried_object(); 4675 if ( ! $post_obj ) { 4676 return false; 4677 } 4678 4679 $post = array_map( 'strval', (array) $post ); 4680 4681 if ( in_array( (string) $post_obj->ID, $post, true ) ) { 4682 return true; 4683 } elseif ( in_array( $post_obj->post_title, $post, true ) ) { 4684 return true; 4685 } elseif ( in_array( $post_obj->post_name, $post, true ) ) { 4686 return true; 4687 } else { 4688 foreach ( $post as $postpath ) { 4689 if ( ! strpos( $postpath, '/' ) ) { 4690 continue; 4691 } 4692 4693 $postpath_obj = get_page_by_path( $postpath, OBJECT, $post_obj->post_type ); 4694 4695 if ( $postpath_obj && ( $postpath_obj->ID === $post_obj->ID ) ) { 4696 return true; 4697 } 4698 } 4699 } 4700 return false; 4701 } 4702 4703 /** 4704 * Determines whether the query is for an existing single post of any post type 4705 * (post, attachment, page, custom post types). 4706 * 4707 * If the $post_types parameter is specified, this function will additionally 4708 * check if the query is for one of the Posts Types specified. 4709 * 4710 * @since 3.1.0 4711 * 4712 * @see WP_Query::is_page() 4713 * @see WP_Query::is_single() 4714 * 4715 * @param string|string[] $post_types Optional. Post type or array of post types 4716 * to check against. Default empty. 4717 * @return bool Whether the query is for an existing single post 4718 * or any of the given post types. 4719 */ 4720 public function is_singular( $post_types = '' ) { 4721 if ( empty( $post_types ) || ! $this->is_singular ) { 4722 return (bool) $this->is_singular; 4723 } 4724 4725 $post_obj = $this->get_queried_object(); 4726 if ( ! $post_obj ) { 4727 return false; 4728 } 4729 4730 return in_array( $post_obj->post_type, (array) $post_types, true ); 4731 } 4732 4733 /** 4734 * Determines whether the query is for a specific time. 4735 * 4736 * @since 3.1.0 4737 * 4738 * @return bool Whether the query is for a specific time. 4739 */ 4740 public function is_time() { 4741 return (bool) $this->is_time; 4742 } 4743 4744 /** 4745 * Determines whether the query is for a trackback endpoint call. 4746 * 4747 * @since 3.1.0 4748 * 4749 * @return bool Whether the query is for a trackback endpoint call. 4750 */ 4751 public function is_trackback() { 4752 return (bool) $this->is_trackback; 4753 } 4754 4755 /** 4756 * Determines whether the query is for an existing year archive. 4757 * 4758 * @since 3.1.0 4759 * 4760 * @return bool Whether the query is for an existing year archive. 4761 */ 4762 public function is_year() { 4763 return (bool) $this->is_year; 4764 } 4765 4766 /** 4767 * Determines whether the query is a 404 (returns no results). 4768 * 4769 * @since 3.1.0 4770 * 4771 * @return bool Whether the query is a 404 error. 4772 */ 4773 public function is_404() { 4774 return (bool) $this->is_404; 4775 } 4776 4777 /** 4778 * Determines whether the query is for an embedded post. 4779 * 4780 * @since 4.4.0 4781 * 4782 * @return bool Whether the query is for an embedded post. 4783 */ 4784 public function is_embed() { 4785 return (bool) $this->is_embed; 4786 } 4787 4788 /** 4789 * Determines whether the query is the main query. 4790 * 4791 * @since 3.3.0 4792 * 4793 * @global WP_Query $wp_the_query WordPress Query object. 4794 * 4795 * @return bool Whether the query is the main query. 4796 */ 4797 public function is_main_query() { 4798 global $wp_the_query; 4799 return $wp_the_query === $this; 4800 } 4801 4802 /** 4803 * Sets up global post data. 4804 * 4805 * @since 4.1.0 4806 * @since 4.4.0 Added the ability to pass a post ID to `$post`. 4807 * 4808 * @global int $id 4809 * @global WP_User $authordata 4810 * @global string $currentday 4811 * @global string $currentmonth 4812 * @global int $page 4813 * @global array $pages 4814 * @global int $multipage 4815 * @global int $more 4816 * @global int $numpages 4817 * 4818 * @param WP_Post|object|int $post WP_Post instance or Post ID/object. 4819 * @return true True when finished. 4820 */ 4821 public function setup_postdata( $post ) { 4822 global $id, $authordata, $currentday, $currentmonth, $page, $pages, $multipage, $more, $numpages; 4823 4824 if ( ! ( $post instanceof WP_Post ) ) { 4825 $post = get_post( $post ); 4826 } 4827 4828 if ( ! $post ) { 4829 return; 4830 } 4831 4832 $elements = $this->generate_postdata( $post ); 4833 if ( false === $elements ) { 4834 return; 4835 } 4836 4837 $id = $elements['id']; 4838 $authordata = $elements['authordata']; 4839 $currentday = $elements['currentday']; 4840 $currentmonth = $elements['currentmonth']; 4841 $page = $elements['page']; 4842 $pages = $elements['pages']; 4843 $multipage = $elements['multipage']; 4844 $more = $elements['more']; 4845 $numpages = $elements['numpages']; 4846 4847 /** 4848 * Fires once the post data has been set up. 4849 * 4850 * @since 2.8.0 4851 * @since 4.1.0 Introduced `$query` parameter. 4852 * 4853 * @param WP_Post $post The Post object (passed by reference). 4854 * @param WP_Query $query The current Query object (passed by reference). 4855 */ 4856 do_action_ref_array( 'the_post', array( &$post, &$this ) ); 4857 4858 return true; 4859 } 4860 4861 /** 4862 * Generates post data. 4863 * 4864 * @since 5.2.0 4865 * 4866 * @param WP_Post|object|int $post WP_Post instance or Post ID/object. 4867 * @return array|false Elements of post or false on failure. 4868 */ 4869 public function generate_postdata( $post ) { 4870 4871 if ( ! ( $post instanceof WP_Post ) ) { 4872 $post = get_post( $post ); 4873 } 4874 4875 if ( ! $post ) { 4876 return false; 4877 } 4878 4879 $id = (int) $post->ID; 4880 4881 $authordata = get_userdata( $post->post_author ); 4882 4883 $currentday = false; 4884 $currentmonth = false; 4885 4886 $post_date = $post->post_date; 4887 if ( ! empty( $post_date ) && '0000-00-00 00:00:00' !== $post_date ) { 4888 // Avoid using mysql2date for performance reasons. 4889 $currentmonth = substr( $post_date, 5, 2 ); 4890 $day = substr( $post_date, 8, 2 ); 4891 $year = substr( $post_date, 2, 2 ); 4892 4893 $currentday = sprintf( '%s.%s.%s', $day, $currentmonth, $year ); 4894 } 4895 4896 $numpages = 1; 4897 $multipage = 0; 4898 $page = $this->get( 'page' ); 4899 if ( ! $page ) { 4900 $page = 1; 4901 } 4902 4903 /* 4904 * Force full post content when viewing the permalink for the $post, 4905 * or when on an RSS feed. Otherwise respect the 'more' tag. 4906 */ 4907 if ( get_queried_object_id() === $post->ID && ( $this->is_page() || $this->is_single() ) ) { 4908 $more = 1; 4909 } elseif ( $this->is_feed() ) { 4910 $more = 1; 4911 } else { 4912 $more = 0; 4913 } 4914 4915 $content = $post->post_content; 4916 if ( str_contains( $content, '<!--nextpage-->' ) ) { 4917 $content = str_replace( "\n<!--nextpage-->\n", '<!--nextpage-->', $content ); 4918 $content = str_replace( "\n<!--nextpage-->", '<!--nextpage-->', $content ); 4919 $content = str_replace( "<!--nextpage-->\n", '<!--nextpage-->', $content ); 4920 4921 // Remove the nextpage block delimiters, to avoid invalid block structures in the split content. 4922 $content = str_replace( '<!-- wp:nextpage -->', '', $content ); 4923 $content = str_replace( '<!-- /wp:nextpage -->', '', $content ); 4924 4925 // Ignore nextpage at the beginning of the content. 4926 if ( str_starts_with( $content, '<!--nextpage-->' ) ) { 4927 $content = substr( $content, 15 ); 4928 } 4929 4930 $pages = explode( '<!--nextpage-->', $content ); 4931 } else { 4932 $pages = array( $post->post_content ); 4933 } 4934 4935 /** 4936 * Filters the "pages" derived from splitting the post content. 4937 * 4938 * "Pages" are determined by splitting the post content based on the presence 4939 * of `<!-- nextpage -->` tags. 4940 * 4941 * @since 4.4.0 4942 * 4943 * @param string[] $pages Array of "pages" from the post content split by `<!-- nextpage -->` tags. 4944 * @param WP_Post $post Current post object. 4945 */ 4946 $pages = apply_filters( 'content_pagination', $pages, $post ); 4947 4948 $numpages = count( $pages ); 4949 4950 if ( $numpages > 1 ) { 4951 if ( $page > 1 ) { 4952 $more = 1; 4953 } 4954 $multipage = 1; 4955 } else { 4956 $multipage = 0; 4957 } 4958 4959 $elements = compact( 'id', 'authordata', 'currentday', 'currentmonth', 'page', 'pages', 'multipage', 'more', 'numpages' ); 4960 4961 return $elements; 4962 } 4963 4964 /** 4965 * Generates cache key. 4966 * 4967 * @since 6.1.0 4968 * 4969 * @global wpdb $wpdb WordPress database abstraction object. 4970 * 4971 * @param array $args Query arguments. 4972 * @param string $sql SQL statement. 4973 * @return string Cache key. 4974 */ 4975 protected function generate_cache_key( array $args, $sql ) { 4976 global $wpdb; 4977 4978 unset( 4979 $args['cache_results'], 4980 $args['fields'], 4981 $args['lazy_load_term_meta'], 4982 $args['update_post_meta_cache'], 4983 $args['update_post_term_cache'], 4984 $args['update_menu_item_cache'], 4985 $args['suppress_filters'] 4986 ); 4987 4988 if ( empty( $args['post_type'] ) ) { 4989 if ( $this->is_attachment ) { 4990 $args['post_type'] = 'attachment'; 4991 } elseif ( $this->is_page ) { 4992 $args['post_type'] = 'page'; 4993 } else { 4994 $args['post_type'] = 'post'; 4995 } 4996 } elseif ( 'any' === $args['post_type'] ) { 4997 $args['post_type'] = array_values( get_post_types( array( 'exclude_from_search' => false ) ) ); 4998 } 4999 $args['post_type'] = (array) $args['post_type']; 5000 // Sort post types to ensure same cache key generation. 5001 sort( $args['post_type'] ); 5002 5003 /* 5004 * Sort arrays that can be used for ordering prior to cache key generation. 5005 * 5006 * These arrays are sorted in the query generator for the purposes of the 5007 * WHERE clause but the arguments are not modified as they can be used for 5008 * the orderby clase. 5009 * 5010 * Their use in the orderby clause will generate a different SQL query so 5011 * they can be sorted for the cache key generation. 5012 */ 5013 $sortable_arrays_with_int_values = array( 5014 'post__in', 5015 'post_parent__in', 5016 ); 5017 foreach ( $sortable_arrays_with_int_values as $key ) { 5018 if ( isset( $args[ $key ] ) && is_array( $args[ $key ] ) ) { 5019 $args[ $key ] = array_unique( array_map( 'absint', $args[ $key ] ) ); 5020 sort( $args[ $key ] ); 5021 } 5022 } 5023 5024 // Sort and unique the 'post_name__in' for cache key generation. 5025 if ( isset( $args['post_name__in'] ) && is_array( $args['post_name__in'] ) ) { 5026 $args['post_name__in'] = array_unique( $args['post_name__in'] ); 5027 sort( $args['post_name__in'] ); 5028 } 5029 5030 if ( isset( $args['post_status'] ) ) { 5031 $args['post_status'] = (array) $args['post_status']; 5032 // Sort post status to ensure same cache key generation. 5033 sort( $args['post_status'] ); 5034 } 5035 5036 // Add a default orderby value of date to ensure same cache key generation. 5037 if ( ! isset( $q['orderby'] ) ) { 5038 $args['orderby'] = 'date'; 5039 } 5040 5041 $placeholder = $wpdb->placeholder_escape(); 5042 array_walk_recursive( 5043 $args, 5044 /* 5045 * Replace wpdb placeholders with the string used in the database 5046 * query to avoid unreachable cache keys. This is necessary because 5047 * the placeholder is randomly generated in each request. 5048 * 5049 * $value is passed by reference to allow it to be modified. 5050 * array_walk_recursive() does not return an array. 5051 */ 5052 static function ( &$value ) use ( $wpdb, $placeholder ) { 5053 if ( is_string( $value ) && str_contains( $value, $placeholder ) ) { 5054 $value = $wpdb->remove_placeholder_escape( $value ); 5055 } 5056 } 5057 ); 5058 5059 ksort( $args ); 5060 5061 // Replace wpdb placeholder in the SQL statement used by the cache key. 5062 $sql = $wpdb->remove_placeholder_escape( $sql ); 5063 $key = md5( serialize( $args ) . $sql ); 5064 5065 $last_changed = wp_cache_get_last_changed( 'posts' ); 5066 if ( ! empty( $this->tax_query->queries ) ) { 5067 $last_changed .= wp_cache_get_last_changed( 'terms' ); 5068 } 5069 5070 $this->query_cache_key = "wp_query:$key:$last_changed"; 5071 return $this->query_cache_key; 5072 } 5073 5074 /** 5075 * After looping through a nested query, this function 5076 * restores the $post global to the current post in this query. 5077 * 5078 * @since 3.7.0 5079 * 5080 * @global WP_Post $post Global post object. 5081 */ 5082 public function reset_postdata() { 5083 if ( ! empty( $this->post ) ) { 5084 $GLOBALS['post'] = $this->post; 5085 $this->setup_postdata( $this->post ); 5086 } 5087 } 5088 5089 /** 5090 * Lazyloads term meta for posts in the loop. 5091 * 5092 * @since 4.4.0 5093 * @deprecated 4.5.0 See wp_queue_posts_for_term_meta_lazyload(). 5094 * 5095 * @param mixed $check 5096 * @param int $term_id 5097 * @return mixed 5098 */ 5099 public function lazyload_term_meta( $check, $term_id ) { 5100 _deprecated_function( __METHOD__, '4.5.0' ); 5101 return $check; 5102 } 5103 5104 /** 5105 * Lazyloads comment meta for comments in the loop. 5106 * 5107 * @since 4.4.0 5108 * @deprecated 4.5.0 See wp_lazyload_comment_meta(). 5109 * 5110 * @param mixed $check 5111 * @param int $comment_id 5112 * @return mixed 5113 */ 5114 public function lazyload_comment_meta( $check, $comment_id ) { 5115 _deprecated_function( __METHOD__, '4.5.0' ); 5116 return $check; 5117 } 5118 }
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| Generated : Sun Apr 27 08:20:01 2025 | Cross-referenced by PHPXref |