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