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class-wp-query.php
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<?php /** * Query API: WP_Query class * * @package WordPress * @subpackage Query * @since 4.7.0 */ /** * The WordPress Query class. * * @link https://sitepad.com/docs/Function_Reference/WP_Query Codex page. * * @since 1.5.0 * @since 4.5.0 Removed the `$comments_popup` property. */ class WP_Query { /** * Query vars set by the user * * @since 1.5.0 * @var array */ public $query; /** * Query vars, after parsing * * @since 1.5.0 * @var array */ public $query_vars = array(); /** * Taxonomy query, as passed to get_tax_sql() * * @since 3.1.0 * @var object WP_Tax_Query */ public $tax_query; /** * Metadata query container * * @since 3.2.0 * @var object WP_Meta_Query */ public $meta_query = false; /** * Date query container * * @since 3.7.0 * @var object WP_Date_Query */ public $date_query = false; /** * Holds the data for a single object that is queried. * * Holds the contents of a post, page, category, attachment. * * @since 1.5.0 * @var object|array */ public $queried_object; /** * The ID of the queried object. * * @since 1.5.0 * @var int */ public $queried_object_id; /** * Get post database query. * * @since 2.0.1 * @var string */ public $request; /** * List of posts. * * @since 1.5.0 * @var array */ public $posts; /** * The amount of posts for the current query. * * @since 1.5.0 * @var int */ public $post_count = 0; /** * Index of the current item in the loop. * * @since 1.5.0 * @var int */ public $current_post = -1; /** * Whether the loop has started and the caller is in the loop. * * @since 2.0.0 * @var bool */ public $in_the_loop = false; /** * The current post. * * @since 1.5.0 * @var WP_Post */ public $post; /** * The list of comments for current post. * * @since 2.2.0 * @var array */ public $comments; /** * The amount of comments for the posts. * * @since 2.2.0 * @var int */ public $comment_count = 0; /** * The index of the comment in the comment loop. * * @since 2.2.0 * @var int */ public $current_comment = -1; /** * Current comment ID. * * @since 2.2.0 * @var int */ public $comment; /** * The amount of found posts for the current query. * * If limit clause was not used, equals $post_count. * * @since 2.1.0 * @var int */ public $found_posts = 0; /** * The amount of pages. * * @since 2.1.0 * @var int */ public $max_num_pages = 0; /** * The amount of comment pages. * * @since 2.7.0 * @var int */ public $max_num_comment_pages = 0; /** * Signifies whether the current query is for a single post. * * @since 1.5.0 * @var bool */ public $is_single = false; /** * Signifies whether the current query is for a preview. * * @since 2.0.0 * @var bool */ public $is_preview = false; /** * Signifies whether the current query is for a page. * * @since 1.5.0 * @var bool */ public $is_page = false; /** * Signifies whether the current query is for an archive. * * @since 1.5.0 * @var bool */ public $is_archive = false; /** * Signifies whether the current query is for a date archive. * * @since 1.5.0 * @var bool */ public $is_date = false; /** * Signifies whether the current query is for a year archive. * * @since 1.5.0 * @var bool */ public $is_year = false; /** * Signifies whether the current query is for a month archive. * * @since 1.5.0 * @var bool */ public $is_month = false; /** * Signifies whether the current query is for a day archive. * * @since 1.5.0 * @var bool */ public $is_day = false; /** * Signifies whether the current query is for a specific time. * * @since 1.5.0 * @var bool */ public $is_time = false; /** * Signifies whether the current query is for an author archive. * * @since 1.5.0 * @var bool */ public $is_author = false; /** * Signifies whether the current query is for a category archive. * * @since 1.5.0 * @var bool */ public $is_category = false; /** * Signifies whether the current query is for a tag archive. * * @since 2.3.0 * @var bool */ public $is_tag = false; /** * Signifies whether the current query is for a taxonomy archive. * * @since 2.5.0 * @var bool */ public $is_tax = false; /** * Signifies whether the current query is for a search. * * @since 1.5.0 * @var bool */ public $is_search = false; /** * Signifies whether the current query is for a feed. * * @since 1.5.0 * @var bool */ public $is_feed = false; /** * Signifies whether the current query is for a comment feed. * * @since 2.2.0 * @var bool */ public $is_comment_feed = false; /** * Signifies whether the current query is for trackback endpoint call. * * @since 1.5.0 * @var bool */ public $is_trackback = false; /** * Signifies whether the current query is for the site homepage. * * @since 1.5.0 * @var bool */ public $is_home = false; /** * Signifies whether the current query is for the Privacy Policy page. * * @since 5.2.0 * @var bool */ public $is_privacy_policy = false; /** * Signifies whether the current query couldn't find anything. * * @since 1.5.0 * @var bool */ public $is_404 = false; /** * Signifies whether the current query is for an embed. * * @since 4.4.0 * @var bool */ public $is_embed = false; /** * Signifies whether the current query is for a paged result and not for the first page. * * @since 1.5.0 * @var bool */ public $is_paged = false; /** * Signifies whether the current query is for an administrative interface page. * * @since 1.5.0 * @var bool */ public $is_admin = false; /** * Signifies whether the current query is for an attachment page. * * @since 2.0.0 * @var bool */ public $is_attachment = false; /** * Signifies whether the current query is for an existing single post of any post type * (post, attachment, page, custom post types). * * @since 2.1.0 * @var bool */ public $is_singular = false; /** * Signifies whether the current query is for the robots.txt file. * * @since 2.1.0 * @var bool */ public $is_robots = false; /** * Signifies whether the current query is for the favicon.ico file. * * @since 5.4.0 * @var bool */ public $is_favicon = false; /** * Signifies whether the current query is for the page_for_posts page. * * Basically, the homepage if the option isn't set for the static homepage. * * @since 2.1.0 * @var bool */ public $is_posts_page = false; /** * Signifies whether the current query is for a post type archive. * * @since 3.1.0 * @var bool */ public $is_post_type_archive = false; /** * Stores the ->query_vars state like md5(serialize( $this->query_vars ) ) so we know * whether we have to re-parse because something has changed * * @since 3.1.0 * @var bool|string */ private $query_vars_hash = false; /** * Whether query vars have changed since the initial parse_query() call. Used to catch modifications to query vars made * via pre_get_posts hooks. * * @since 3.1.1 */ private $query_vars_changed = true; /** * Set if post thumbnails are cached * * @since 3.2.0 * @var bool */ public $thumbnails_cached = false; /** * Cached list of search stopwords. * * @since 3.7.0 * @var array */ private $stopwords; private $compat_fields = array( 'query_vars_hash', 'query_vars_changed' ); private $compat_methods = array( 'init_query_flags', 'parse_tax_query' ); /** * Resets query flags to false. * * The query flags are what page info WordPress was able to figure out. * * @since 2.0.0 */ private function init_query_flags() { $this->is_single = false; $this->is_preview = false; $this->is_page = false; $this->is_archive = false; $this->is_date = false; $this->is_year = false; $this->is_month = false; $this->is_day = false; $this->is_time = false; $this->is_author = false; $this->is_category = false; $this->is_tag = false; $this->is_tax = false; $this->is_search = false; $this->is_feed = false; $this->is_comment_feed = false; $this->is_trackback = false; $this->is_home = false; $this->is_privacy_policy = false; $this->is_404 = false; $this->is_paged = false; $this->is_admin = false; $this->is_attachment = false; $this->is_singular = false; $this->is_robots = false; $this->is_favicon = false; $this->is_posts_page = false; $this->is_post_type_archive = false; } /** * Initiates object properties and sets default values. * * @since 1.5.0 */ public function init() { unset( $this->posts ); unset( $this->query ); $this->query_vars = array(); unset( $this->queried_object ); unset( $this->queried_object_id ); $this->post_count = 0; $this->current_post = -1; $this->in_the_loop = false; unset( $this->request ); unset( $this->post ); unset( $this->comments ); unset( $this->comment ); $this->comment_count = 0; $this->current_comment = -1; $this->found_posts = 0; $this->max_num_pages = 0; $this->max_num_comment_pages = 0; $this->init_query_flags(); } /** * Reparse the query vars. * * @since 1.5.0 */ public function parse_query_vars() { $this->parse_query(); } /** * Fills in the query variables, which do not exist within the parameter. * * @since 2.1.0 * @since 4.4.0 Removed the `comments_popup` public query variable. * * @param array $array Defined query variables. * @return array Complete query variables with undefined ones filled in empty. */ public function fill_query_vars( $array ) { $keys = array( 'error', 'm', 'p', 'post_parent', 'subpost', 'subpost_id', 'attachment', 'attachment_id', 'name', 'pagename', 'page_id', 'second', 'minute', 'hour', 'day', 'monthnum', 'year', 'w', 'category_name', 'tag', 'cat', 'tag_id', 'author', 'author_name', 'feed', 'tb', 'paged', 'meta_key', 'meta_value', 'preview', 's', 'sentence', 'title', 'fields', 'menu_order', 'embed', ); foreach ( $keys as $key ) { if ( ! isset( $array[ $key ] ) ) { $array[ $key ] = ''; } } $array_keys = array( 'category__in', 'category__not_in', 'category__and', 'post__in', 'post__not_in', 'post_name__in', 'tag__in', 'tag__not_in', 'tag__and', 'tag_slug__in', 'tag_slug__and', 'post_parent__in', 'post_parent__not_in', 'author__in', 'author__not_in', ); foreach ( $array_keys as $key ) { if ( ! isset( $array[ $key ] ) ) { $array[ $key ] = array(); } } return $array; } /** * Parse a query string and set query type booleans. * * @since 1.5.0 * @since 4.2.0 Introduced the ability to order by specific clauses of a `$meta_query`, by passing the clause's * array key to `$orderby`. * @since 4.4.0 Introduced `$post_name__in` and `$title` parameters. `$s` was updated to support excluded * search terms, by prepending a hyphen. * @since 4.5.0 Removed the `$comments_popup` parameter. * Introduced the `$comment_status` and `$ping_status` parameters. * Introduced `RAND(x)` syntax for `$orderby`, which allows an integer seed value to random sorts. * @since 4.6.0 Added 'post_name__in' support for `$orderby`. Introduced the `$lazy_load_term_meta` argument. * @since 4.9.0 Introduced the `$comment_count` parameter. * @since 5.1.0 Introduced the `$meta_compare_key` parameter. * * @param string|array $query { * Optional. Array or string of Query parameters. * * @type int $attachment_id Attachment post ID. Used for 'attachment' post_type. * @type int|string $author Author ID, or comma-separated list of IDs. * @type string $author_name User 'user_nicename'. * @type array $author__in An array of author IDs to query from. * @type array $author__not_in An array of author IDs not to query from. * @type bool $cache_results Whether to cache post information. Default true. * @type int|string $cat Category ID or comma-separated list of IDs (this or any children). * @type array $category__and An array of category IDs (AND in). * @type array $category__in An array of category IDs (OR in, no children). * @type array $category__not_in An array of category IDs (NOT in). * @type string $category_name Use category slug (not name, this or any children). * @type array|int $comment_count Filter results by comment count. Provide an integer to match * comment count exactly. Provide an array with integer 'value' * and 'compare' operator ('=', '!=', '>', '>=', '<', '<=' ) to * compare against comment_count in a specific way. * @type string $comment_status Comment status. * @type int $comments_per_page The number of comments to return per page. * Default 'comments_per_page' option. * @type array $date_query An associative array of WP_Date_Query arguments. * See WP_Date_Query::__construct(). * @type int $day Day of the month. Default empty. Accepts numbers 1-31. * @type bool $exact Whether to search by exact keyword. Default false. * @type string|array $fields Which fields to return. Single field or all fields (string), * or array of fields. 'id=>parent' uses 'id' and 'post_parent'. * Default all fields. Accepts 'ids', 'id=>parent'. * @type int $hour Hour of the day. Default empty. Accepts numbers 0-23. * @type int|bool $ignore_sticky_posts Whether to ignore sticky posts or not. Setting this to false * excludes stickies from 'post__in'. Accepts 1|true, 0|false. * Default 0|false. * @type int $m Combination YearMonth. Accepts any four-digit year and month * numbers 1-12. Default empty. * @type string $meta_compare Comparison operator to test the 'meta_value'. * @type string $meta_compare_key Comparison operator to test the 'meta_key'. * @type string $meta_key Custom field key. * @type array $meta_query An associative array of WP_Meta_Query arguments. See WP_Meta_Query. * @type string $meta_value Custom field value. * @type int $meta_value_num Custom field value number. * @type int $menu_order The menu order of the posts. * @type int $monthnum The two-digit month. Default empty. Accepts numbers 1-12. * @type string $name Post slug. * @type bool $nopaging Show all posts (true) or paginate (false). Default false. * @type bool $no_found_rows Whether to skip counting the total rows found. Enabling can improve * performance. Default false. * @type int $offset The number of posts to offset before retrieval. * @type string $order Designates ascending or descending order of posts. Default 'DESC'. * Accepts 'ASC', 'DESC'. * @type string|array $orderby Sort retrieved posts by parameter. One or more options may be * passed. To use 'meta_value', or 'meta_value_num', * 'meta_key=keyname' must be also be defined. To sort by a * specific `$meta_query` clause, use that clause's array key. * Accepts 'none', 'name', 'author', 'date', 'title', * 'modified', 'menu_order', 'parent', 'ID', 'rand', * 'relevance', 'RAND(x)' (where 'x' is an integer seed value), * 'comment_count', 'meta_value', 'meta_value_num', 'post__in', * 'post_name__in', 'post_parent__in', and the array keys * of `$meta_query`. Default is 'date', except when a search * is being performed, when the default is 'relevance'. * * @type int $p Post ID. * @type int $page Show the number of posts that would show up on page X of a * static front page. * @type int $paged The number of the current page. * @type int $page_id Page ID. * @type string $pagename Page slug. * @type string $perm Show posts if user has the appropriate capability. * @type string $ping_status Ping status. * @type array $post__in An array of post IDs to retrieve, sticky posts will be included * @type string $post_mime_type The mime type of the post. Used for 'attachment' post_type. * @type array $post__not_in An array of post IDs not to retrieve. Note: a string of comma- * separated IDs will NOT work. * @type int $post_parent Page ID to retrieve child pages for. Use 0 to only retrieve * top-level pages. * @type array $post_parent__in An array containing parent page IDs to query child pages from. * @type array $post_parent__not_in An array containing parent page IDs not to query child pages from. * @type string|array $post_type A post type slug (string) or array of post type slugs. * Default 'any' if using 'tax_query'. * @type string|array $post_status A post status (string) or array of post statuses. * @type int $posts_per_page The number of posts to query for. Use -1 to request all posts. * @type int $posts_per_archive_page The number of posts to query for by archive page. Overrides * 'posts_per_page' when is_archive(), or is_search() are true. * @type array $post_name__in An array of post slugs that results must match. * @type string $s Search keyword(s). Prepending a term with a hyphen will * exclude posts matching that term. Eg, 'pillow -sofa' will * return posts containing 'pillow' but not 'sofa'. The * character used for exclusion can be modified using the * the 'wp_query_search_exclusion_prefix' filter. * @type int $second Second of the minute. Default empty. Accepts numbers 0-60. * @type bool $sentence Whether to search by phrase. Default false. * @type bool $suppress_filters Whether to suppress filters. Default false. * @type string $tag Tag slug. Comma-separated (either), Plus-separated (all). * @type array $tag__and An array of tag ids (AND in). * @type array $tag__in An array of tag ids (OR in). * @type array $tag__not_in An array of tag ids (NOT in). * @type int $tag_id Tag id or comma-separated list of IDs. * @type array $tag_slug__and An array of tag slugs (AND in). * @type array $tag_slug__in An array of tag slugs (OR in). unless 'ignore_sticky_posts' is * true. Note: a string of comma-separated IDs will NOT work. * @type array $tax_query An associative array of WP_Tax_Query arguments. * See WP_Tax_Query->queries. * @type string $title Post title. * @type bool $update_post_meta_cache Whether to update the post meta cache. Default true. * @type bool $update_post_term_cache Whether to update the post term cache. Default true. * @type bool $lazy_load_term_meta Whether to lazy-load term meta. Setting to false will * disable cache priming for term meta, so that each * get_term_meta() call will hit the database. * Defaults to the value of `$update_post_term_cache`. * @type int $w The week number of the year. Default empty. Accepts numbers 0-53. * @type int $year The four-digit year. Default empty. Accepts any four-digit year. * } */ public function parse_query( $query = '' ) { if ( ! empty( $query ) ) { $this->init(); $this->query = wp_parse_args( $query ); $this->query_vars = $this->query; } elseif ( ! isset( $this->query ) ) { $this->query = $this->query_vars; } $this->query_vars = $this->fill_query_vars( $this->query_vars ); $qv = &$this->query_vars; $this->query_vars_changed = true; if ( ! empty( $qv['robots'] ) ) { $this->is_robots = true; } elseif ( ! empty( $qv['favicon'] ) ) { $this->is_favicon = true; } if ( ! is_scalar( $qv['p'] ) || (int) $qv['p'] < 0 ) { $qv['p'] = 0; $qv['error'] = '404'; } else { $qv['p'] = (int) $qv['p']; } $qv['page_id'] = absint( $qv['page_id'] ); $qv['year'] = absint( $qv['year'] ); $qv['monthnum'] = absint( $qv['monthnum'] ); $qv['day'] = absint( $qv['day'] ); $qv['w'] = absint( $qv['w'] ); $qv['m'] = is_scalar( $qv['m'] ) ? preg_replace( '|[^0-9]|', '', $qv['m'] ) : ''; $qv['paged'] = absint( $qv['paged'] ); $qv['cat'] = preg_replace( '|[^0-9,-]|', '', $qv['cat'] ); // comma separated list of positive or negative integers $qv['author'] = preg_replace( '|[^0-9,-]|', '', $qv['author'] ); // comma separated list of positive or negative integers $qv['pagename'] = trim( $qv['pagename'] ); $qv['name'] = trim( $qv['name'] ); $qv['title'] = trim( $qv['title'] ); if ( '' !== $qv['hour'] ) { $qv['hour'] = absint( $qv['hour'] ); } if ( '' !== $qv['minute'] ) { $qv['minute'] = absint( $qv['minute'] ); } if ( '' !== $qv['second'] ) { $qv['second'] = absint( $qv['second'] ); } if ( '' !== $qv['menu_order'] ) { $qv['menu_order'] = absint( $qv['menu_order'] ); } // Fairly insane upper bound for search string lengths. if ( ! is_scalar( $qv['s'] ) || ( ! empty( $qv['s'] ) && strlen( $qv['s'] ) > 1600 ) ) { $qv['s'] = ''; } // Compat. Map subpost to attachment. if ( '' != $qv['subpost'] ) { $qv['attachment'] = $qv['subpost']; } if ( '' != $qv['subpost_id'] ) { $qv['attachment_id'] = $qv['subpost_id']; } $qv['attachment_id'] = absint( $qv['attachment_id'] ); if ( ( '' !== $qv['attachment'] ) || ! empty( $qv['attachment_id'] ) ) { $this->is_single = true; $this->is_attachment = true; } elseif ( '' !== $qv['name'] ) { $this->is_single = true; } elseif ( $qv['p'] ) { $this->is_single = true; } elseif ( '' !== $qv['pagename'] || ! empty( $qv['page_id'] ) ) { $this->is_page = true; $this->is_single = false; } else { // Look for archive queries. Dates, categories, authors, search, post type archives. if ( isset( $this->query['s'] ) ) { $this->is_search = true; } if ( '' !== $qv['second'] ) { $this->is_time = true; $this->is_date = true; } if ( '' !== $qv['minute'] ) { $this->is_time = true; $this->is_date = true; } if ( '' !== $qv['hour'] ) { $this->is_time = true; $this->is_date = true; } if ( $qv['day'] ) { if ( ! $this->is_date ) { $date = sprintf( '%04d-%02d-%02d', $qv['year'], $qv['monthnum'], $qv['day'] ); if ( $qv['monthnum'] && $qv['year'] && ! wp_checkdate( $qv['monthnum'], $qv['day'], $qv['year'], $date ) ) { $qv['error'] = '404'; } else { $this->is_day = true; $this->is_date = true; } } } if ( $qv['monthnum'] ) { if ( ! $this->is_date ) { if ( 12 < $qv['monthnum'] ) { $qv['error'] = '404'; } else { $this->is_month = true; $this->is_date = true; } } } if ( $qv['year'] ) { if ( ! $this->is_date ) { $this->is_year = true; $this->is_date = true; } } if ( $qv['m'] ) { $this->is_date = true; if ( strlen( $qv['m'] ) > 9 ) { $this->is_time = true; } elseif ( strlen( $qv['m'] ) > 7 ) { $this->is_day = true; } elseif ( strlen( $qv['m'] ) > 5 ) { $this->is_month = true; } else { $this->is_year = true; } } if ( $qv['w'] ) { $this->is_date = true; } $this->query_vars_hash = false; $this->parse_tax_query( $qv ); foreach ( $this->tax_query->queries as $tax_query ) { if ( ! is_array( $tax_query ) ) { continue; } if ( isset( $tax_query['operator'] ) && 'NOT IN' !== $tax_query['operator'] ) { switch ( $tax_query['taxonomy'] ) { case 'category': $this->is_category = true; break; case 'post_tag': $this->is_tag = true; break; default: $this->is_tax = true; } } } unset( $tax_query ); if ( empty( $qv['author'] ) || ( $qv['author'] == '0' ) ) { $this->is_author = false; } else { $this->is_author = true; } if ( '' !== $qv['author_name'] ) { $this->is_author = true; } if ( ! empty( $qv['post_type'] ) && ! is_array( $qv['post_type'] ) ) { $post_type_obj = get_post_type_object( $qv['post_type'] ); if ( ! empty( $post_type_obj->has_archive ) ) { $this->is_post_type_archive = true; } } if ( $this->is_post_type_archive || $this->is_date || $this->is_author || $this->is_category || $this->is_tag || $this->is_tax ) { $this->is_archive = true; } } if ( '' != $qv['feed'] ) { $this->is_feed = true; } if ( '' != $qv['embed'] ) { $this->is_embed = true; } if ( '' != $qv['tb'] ) { $this->is_trackback = true; } if ( '' != $qv['paged'] && ( (int) $qv['paged'] > 1 ) ) { $this->is_paged = true; } // If we're previewing inside the write screen. if ( '' != $qv['preview'] ) { $this->is_preview = true; } if ( is_admin() ) { $this->is_admin = true; } if ( false !== strpos( $qv['feed'], 'comments-' ) ) { $qv['feed'] = str_replace( 'comments-', '', $qv['feed'] ); $qv['withcomments'] = 1; } $this->is_singular = $this->is_single || $this->is_page || $this->is_attachment; if ( $this->is_feed && ( ! empty( $qv['withcomments'] ) || ( empty( $qv['withoutcomments'] ) && $this->is_singular ) ) ) { $this->is_comment_feed = true; } if ( ! ( $this->is_singular || $this->is_archive || $this->is_search || $this->is_feed || ( defined( 'REST_REQUEST' ) && REST_REQUEST ) || $this->is_trackback || $this->is_404 || $this->is_admin || $this->is_robots ) ) { $this->is_home = true; } // Correct is_* for page_on_front and page_for_posts if ( $this->is_home && 'page' === get_option( 'show_on_front' ) && get_option( 'page_on_front' ) ) { $_query = wp_parse_args( $this->query ); // pagename can be set and empty depending on matched rewrite rules. Ignore an empty pagename. if ( isset( $_query['pagename'] ) && '' === $_query['pagename'] ) { unset( $_query['pagename'] ); } unset( $_query['embed'] ); if ( empty( $_query ) || ! array_diff( array_keys( $_query ), array( 'preview', 'page', 'paged', 'cpage' ) ) ) { $this->is_page = true; $this->is_home = false; $qv['page_id'] = get_option( 'page_on_front' ); // Correct <!--nextpage--> for page_on_front if ( ! empty( $qv['paged'] ) ) { $qv['page'] = $qv['paged']; unset( $qv['paged'] ); } } } if ( '' !== $qv['pagename'] ) { $this->queried_object = get_page_by_path( $qv['pagename'] ); if ( $this->queried_object && 'attachment' === $this->queried_object->post_type ) { if ( preg_match( '/^[^%]*%(?:postname)%/', get_option( 'permalink_structure' ) ) ) { // See if we also have a post with the same slug $post = get_page_by_path( $qv['pagename'], OBJECT, 'post' ); if ( $post ) { $this->queried_object = $post; $this->is_page = false; $this->is_single = true; } } } if ( ! empty( $this->queried_object ) ) { $this->queried_object_id = (int) $this->queried_object->ID; } else { unset( $this->queried_object ); } if ( 'page' == get_option( 'show_on_front' ) && isset( $this->queried_object_id ) && $this->queried_object_id == get_option( 'page_for_posts' ) ) { $this->is_page = false; $this->is_home = true; $this->is_posts_page = true; } if ( isset( $this->queried_object_id ) && get_option( 'wp_page_for_privacy_policy' ) == $this->queried_object_id ) { $this->is_privacy_policy = true; } } if ( $qv['page_id'] ) { if ( 'page' == get_option( 'show_on_front' ) && $qv['page_id'] == get_option( 'page_for_posts' ) ) { $this->is_page = false; $this->is_home = true; $this->is_posts_page = true; } if ( get_option( 'wp_page_for_privacy_policy' ) == $qv['page_id'] ) { $this->is_privacy_policy = true; } } if ( ! empty( $qv['post_type'] ) ) { if ( is_array( $qv['post_type'] ) ) { $qv['post_type'] = array_map( 'sanitize_key', $qv['post_type'] ); } else { $qv['post_type'] = sanitize_key( $qv['post_type'] ); } } if ( ! empty( $qv['post_status'] ) ) { if ( is_array( $qv['post_status'] ) ) { $qv['post_status'] = array_map( 'sanitize_key', $qv['post_status'] ); } else { $qv['post_status'] = preg_replace( '|[^a-z0-9_,-]|', '', $qv['post_status'] ); } } if ( $this->is_posts_page && ( ! isset( $qv['withcomments'] ) || ! $qv['withcomments'] ) ) { $this->is_comment_feed = false; } $this->is_singular = $this->is_single || $this->is_page || $this->is_attachment; // Done correcting is_* for page_on_front and page_for_posts if ( '404' == $qv['error'] ) { $this->set_404(); } $this->is_embed = $this->is_embed && ( $this->is_singular || $this->is_404 ); $this->query_vars_hash = md5( serialize( $this->query_vars ) ); $this->query_vars_changed = false; /** * Fires after the main query vars have been parsed. * * @since 1.5.0 * * @param WP_Query $this The WP_Query instance (passed by reference). */ do_action_ref_array( 'parse_query', array( &$this ) ); } /** * Parses various taxonomy related query vars. * * For BC, this method is not marked as protected. See [28987]. * * @since 3.1.0 * * @param array $q The query variables. Passed by reference. */ public function parse_tax_query( &$q ) { if ( ! empty( $q['tax_query'] ) && is_array( $q['tax_query'] ) ) { $tax_query = $q['tax_query']; } else { $tax_query = array(); } if ( ! empty( $q['taxonomy'] ) && ! empty( $q['term'] ) ) { $tax_query[] = array( 'taxonomy' => $q['taxonomy'], 'terms' => array( $q['term'] ), 'field' => 'slug', ); } foreach ( get_taxonomies( array(), 'objects' ) as $taxonomy => $t ) { if ( 'post_tag' == $taxonomy ) { continue; // Handled further down in the $q['tag'] block } if ( $t->query_var && ! empty( $q[ $t->query_var ] ) ) { $tax_query_defaults = array( 'taxonomy' => $taxonomy, 'field' => 'slug', ); if ( ! empty( $t->rewrite['hierarchical'] ) ) { $q[ $t->query_var ] = wp_basename( $q[ $t->query_var ] ); } $term = $q[ $t->query_var ]; if ( is_array( $term ) ) { $term = implode( ',', $term ); } if ( strpos( $term, '+' ) !== false ) { $terms = preg_split( '/[+]+/', $term ); foreach ( $terms as $term ) { $tax_query[] = array_merge( $tax_query_defaults, array( 'terms' => array( $term ), ) ); } } else { $tax_query[] = array_merge( $tax_query_defaults, array( 'terms' => preg_split( '/[,]+/', $term ), ) ); } } } // If querystring 'cat' is an array, implode it. if ( is_array( $q['cat'] ) ) { $q['cat'] = implode( ',', $q['cat'] ); } // Category stuff if ( ! empty( $q['cat'] ) && ! $this->is_singular ) { $cat_in = array(); $cat_not_in = array(); $cat_array = preg_split( '/[,\s]+/', urldecode( $q['cat'] ) ); $cat_array = array_map( 'intval', $cat_array ); $q['cat'] = implode( ',', $cat_array ); foreach ( $cat_array as $cat ) { if ( $cat > 0 ) { $cat_in[] = $cat; } elseif ( $cat < 0 ) { $cat_not_in[] = abs( $cat ); } } if ( ! empty( $cat_in ) ) { $tax_query[] = array( 'taxonomy' => 'category', 'terms' => $cat_in, 'field' => 'term_id', 'include_children' => true, ); } if ( ! empty( $cat_not_in ) ) { $tax_query[] = array( 'taxonomy' => 'category', 'terms' => $cat_not_in, 'field' => 'term_id', 'operator' => 'NOT IN', 'include_children' => true, ); } unset( $cat_array, $cat_in, $cat_not_in ); } if ( ! empty( $q['category__and'] ) && 1 === count( (array) $q['category__and'] ) ) { $q['category__and'] = (array) $q['category__and']; if ( ! isset( $q['category__in'] ) ) { $q['category__in'] = array(); } $q['category__in'][] = absint( reset( $q['category__and'] ) ); unset( $q['category__and'] ); } if ( ! empty( $q['category__in'] ) ) { $q['category__in'] = array_map( 'absint', array_unique( (array) $q['category__in'] ) ); $tax_query[] = array( 'taxonomy' => 'category', 'terms' => $q['category__in'], 'field' => 'term_id', 'include_children' => false, ); } if ( ! empty( $q['category__not_in'] ) ) { $q['category__not_in'] = array_map( 'absint', array_unique( (array) $q['category__not_in'] ) ); $tax_query[] = array( 'taxonomy' => 'category', 'terms' => $q['category__not_in'], 'operator' => 'NOT IN', 'include_children' => false, ); } if ( ! empty( $q['category__and'] ) ) { $q['category__and'] = array_map( 'absint', array_unique( (array) $q['category__and'] ) ); $tax_query[] = array( 'taxonomy' => 'category', 'terms' => $q['category__and'], 'field' => 'term_id', 'operator' => 'AND', 'include_children' => false, ); } // If querystring 'tag' is array, implode it. if ( is_array( $q['tag'] ) ) { $q['tag'] = implode( ',', $q['tag'] ); } // Tag stuff if ( '' !== $q['tag'] && ! $this->is_singular && $this->query_vars_changed ) { if ( strpos( $q['tag'], ',' ) !== false ) { $tags = preg_split( '/[,\r\n\t ]+/', $q['tag'] ); foreach ( (array) $tags as $tag ) { $tag = sanitize_term_field( 'slug', $tag, 0, 'post_tag', 'db' ); $q['tag_slug__in'][] = $tag; } } elseif ( preg_match( '/[+\r\n\t ]+/', $q['tag'] ) || ! empty( $q['cat'] ) ) { $tags = preg_split( '/[+\r\n\t ]+/', $q['tag'] ); foreach ( (array) $tags as $tag ) { $tag = sanitize_term_field( 'slug', $tag, 0, 'post_tag', 'db' ); $q['tag_slug__and'][] = $tag; } } else { $q['tag'] = sanitize_term_field( 'slug', $q['tag'], 0, 'post_tag', 'db' ); $q['tag_slug__in'][] = $q['tag']; } } if ( ! empty( $q['tag_id'] ) ) { $q['tag_id'] = absint( $q['tag_id'] ); $tax_query[] = array( 'taxonomy' => 'post_tag', 'terms' => $q['tag_id'], ); } if ( ! empty( $q['tag__in'] ) ) { $q['tag__in'] = array_map( 'absint', array_unique( (array) $q['tag__in'] ) ); $tax_query[] = array( 'taxonomy' => 'post_tag', 'terms' => $q['tag__in'], ); } if ( ! empty( $q['tag__not_in'] ) ) { $q['tag__not_in'] = array_map( 'absint', array_unique( (array) $q['tag__not_in'] ) ); $tax_query[] = array( 'taxonomy' => 'post_tag', 'terms' => $q['tag__not_in'], 'operator' => 'NOT IN', ); } if ( ! empty( $q['tag__and'] ) ) { $q['tag__and'] = array_map( 'absint', array_unique( (array) $q['tag__and'] ) ); $tax_query[] = array( 'taxonomy' => 'post_tag', 'terms' => $q['tag__and'], 'operator' => 'AND', ); } if ( ! empty( $q['tag_slug__in'] ) ) { $q['tag_slug__in'] = array_map( 'sanitize_title_for_query', array_unique( (array) $q['tag_slug__in'] ) ); $tax_query[] = array( 'taxonomy' => 'post_tag', 'terms' => $q['tag_slug__in'], 'field' => 'slug', ); } if ( ! empty( $q['tag_slug__and'] ) ) { $q['tag_slug__and'] = array_map( 'sanitize_title_for_query', array_unique( (array) $q['tag_slug__and'] ) ); $tax_query[] = array( 'taxonomy' => 'post_tag', 'terms' => $q['tag_slug__and'], 'field' => 'slug', 'operator' => 'AND', ); } $this->tax_query = new WP_Tax_Query( $tax_query ); /** * Fires after taxonomy-related query vars have been parsed. * * @since 3.7.0 * * @param WP_Query $this The WP_Query instance. */ do_action( 'parse_tax_query', $this ); } /** * Generates SQL for the WHERE clause based on passed search terms. * * @since 3.7.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param array $q Query variables. * @return string WHERE clause. */ protected function parse_search( &$q ) { global $wpdb; $search = ''; // added slashes screw with quote grouping when done early, so done later $q['s'] = stripslashes( $q['s'] ); if ( empty( $_GET['s'] ) && $this->is_main_query() ) { $q['s'] = urldecode( $q['s'] ); } // there are no line breaks in <input /> fields $q['s'] = str_replace( array( "\r", "\n" ), '', $q['s'] ); $q['search_terms_count'] = 1; if ( ! empty( $q['sentence'] ) ) { $q['search_terms'] = array( $q['s'] ); } else { if ( preg_match_all( '/".*?("|$)|((?<=[\t ",+])|^)[^\t ",+]+/', $q['s'], $matches ) ) { $q['search_terms_count'] = count( $matches[0] ); $q['search_terms'] = $this->parse_search_terms( $matches[0] ); // if the search string has only short terms or stopwords, or is 10+ terms long, match it as sentence if ( empty( $q['search_terms'] ) || count( $q['search_terms'] ) > 9 ) { $q['search_terms'] = array( $q['s'] ); } } else { $q['search_terms'] = array( $q['s'] ); } } $n = ! empty( $q['exact'] ) ? '' : '%'; $searchand = ''; $q['search_orderby_title'] = array(); /** * Filters the prefix that indicates that a search term should be excluded from results. * * @since 4.7.0 * * @param string $exclusion_prefix The prefix. Default '-'. Returning * an empty value disables exclusions. */ $exclusion_prefix = apply_filters( 'wp_query_search_exclusion_prefix', '-' ); foreach ( $q['search_terms'] as $term ) { // If there is an $exclusion_prefix, terms prefixed with it should be excluded. $exclude = $exclusion_prefix && ( $exclusion_prefix === substr( $term, 0, 1 ) ); if ( $exclude ) { $like_op = 'NOT LIKE'; $andor_op = 'AND'; $term = substr( $term, 1 ); } else { $like_op = 'LIKE'; $andor_op = 'OR'; } if ( $n && ! $exclude ) { $like = '%' . $wpdb->esc_like( $term ) . '%'; $q['search_orderby_title'][] = $wpdb->prepare( "{$wpdb->posts}.post_title LIKE %s", $like ); } $like = $n . $wpdb->esc_like( $term ) . $n; $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 ); $searchand = ' AND '; } if ( ! empty( $search ) ) { $search = " AND ({$search}) "; if ( ! is_user_logged_in() ) { $search .= " AND ({$wpdb->posts}.post_password = '') "; } } return $search; } /** * Check if the terms are suitable for searching. * * Uses an array of stopwords (terms) that are excluded from the separate * term matching when searching for posts. The list of English stopwords is * the approximate search engines list, and is translatable. * * @since 3.7.0 * * @param string[] $terms Array of terms to check. * @return array Terms that are not stopwords. */ protected function parse_search_terms( $terms ) { $strtolower = function_exists( 'mb_strtolower' ) ? 'mb_strtolower' : 'strtolower'; $checked = array(); $stopwords = $this->get_search_stopwords(); foreach ( $terms as $term ) { // keep before/after spaces when term is for exact match if ( preg_match( '/^".+"$/', $term ) ) { $term = trim( $term, "\"'" ); } else { $term = trim( $term, "\"' " ); } // Avoid single A-Z and single dashes. if ( ! $term || ( 1 === strlen( $term ) && preg_match( '/^[a-z\-]$/i', $term ) ) ) { continue; } if ( in_array( call_user_func( $strtolower, $term ), $stopwords, true ) ) { continue; } $checked[] = $term; } return $checked; } /** * Retrieve stopwords used when parsing search terms. * * @since 3.7.0 * * @return array Stopwords. */ protected function get_search_stopwords() { if ( isset( $this->stopwords ) ) { return $this->stopwords; } /* translators: This is a comma-separated list of very common words that should be excluded from a search, * like a, an, and the. These are usually called "stopwords". You should not simply translate these individual * words into your language. Instead, look for and provide commonly accepted stopwords in your language. */ $words = explode( ',', _x( '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', 'Comma-separated list of search stopwords in your language' ) ); $stopwords = array(); foreach ( $words as $word ) { $word = trim( $word, "\r\n\t " ); if ( $word ) { $stopwords[] = $word; } } /** * Filters stopwords used when parsing search terms. * * @since 3.7.0 * * @param string[] $stopwords Array of stopwords. */ $this->stopwords = apply_filters( 'wp_search_stopwords', $stopwords ); return $this->stopwords; } /** * Generates SQL for the ORDER BY condition based on passed search terms. * * @since 3.7.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param array $q Query variables. * @return string ORDER BY clause. */ protected function parse_search_order( &$q ) { global $wpdb; if ( $q['search_terms_count'] > 1 ) { $num_terms = count( $q['search_orderby_title'] ); // If the search terms contain negative queries, don't bother ordering by sentence matches. $like = ''; if ( ! preg_match( '/(?:\s|^)\-/', $q['s'] ) ) { $like = '%' . $wpdb->esc_like( $q['s'] ) . '%'; } $search_orderby = ''; // sentence match in 'post_title' if ( $like ) { $search_orderby .= $wpdb->prepare( "WHEN {$wpdb->posts}.post_title LIKE %s THEN 1 ", $like ); } // sanity limit, sort as sentence when more than 6 terms // (few searches are longer than 6 terms and most titles are not) if ( $num_terms < 7 ) { // all words in title $search_orderby .= 'WHEN ' . implode( ' AND ', $q['search_orderby_title'] ) . ' THEN 2 '; // any word in title, not needed when $num_terms == 1 if ( $num_terms > 1 ) { $search_orderby .= 'WHEN ' . implode( ' OR ', $q['search_orderby_title'] ) . ' THEN 3 '; } } // Sentence match in 'post_content' and 'post_excerpt'. if ( $like ) { $search_orderby .= $wpdb->prepare( "WHEN {$wpdb->posts}.post_excerpt LIKE %s THEN 4 ", $like ); $search_orderby .= $wpdb->prepare( "WHEN {$wpdb->posts}.post_content LIKE %s THEN 5 ", $like ); } if ( $search_orderby ) { $search_orderby = '(CASE ' . $search_orderby . 'ELSE 6 END)'; } } else { // single word or sentence search $search_orderby = reset( $q['search_orderby_title'] ) . ' DESC'; } return $search_orderby; } /** * Converts the given orderby alias (if allowed) to a properly-prefixed value. * * @since 4.0.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param string $orderby Alias for the field to order by. * @return string|false Table-prefixed value to used in the ORDER clause. False otherwise. */ protected function parse_orderby( $orderby ) { global $wpdb; // Used to filter values. $allowed_keys = array( 'post_name', 'post_author', 'post_date', 'post_title', 'post_modified', 'post_parent', 'post_type', 'name', 'author', 'date', 'title', 'modified', 'parent', 'type', 'ID', 'menu_order', 'comment_count', 'rand', 'post__in', 'post_parent__in', 'post_name__in', ); $primary_meta_key = ''; $primary_meta_query = false; $meta_clauses = $this->meta_query->get_clauses(); if ( ! empty( $meta_clauses ) ) { $primary_meta_query = reset( $meta_clauses ); if ( ! empty( $primary_meta_query['key'] ) ) { $primary_meta_key = $primary_meta_query['key']; $allowed_keys[] = $primary_meta_key; } $allowed_keys[] = 'meta_value'; $allowed_keys[] = 'meta_value_num'; $allowed_keys = array_merge( $allowed_keys, array_keys( $meta_clauses ) ); } // If RAND() contains a seed value, sanitize and add to allowed keys. $rand_with_seed = false; if ( preg_match( '/RAND\(([0-9]+)\)/i', $orderby, $matches ) ) { $orderby = sprintf( 'RAND(%s)', (int) $matches[1] ); $allowed_keys[] = $orderby; $rand_with_seed = true; } if ( ! in_array( $orderby, $allowed_keys, true ) ) { return false; } $orderby_clause = ''; switch ( $orderby ) { case 'post_name': case 'post_author': case 'post_date': case 'post_title': case 'post_modified': case 'post_parent': case 'post_type': case 'ID': case 'menu_order': case 'comment_count': $orderby_clause = "{$wpdb->posts}.{$orderby}"; break; case 'rand': $orderby_clause = 'RAND()'; break; case $primary_meta_key: case 'meta_value': if ( ! empty( $primary_meta_query['type'] ) ) { $orderby_clause = "CAST({$primary_meta_query['alias']}.meta_value AS {$primary_meta_query['cast']})"; } else { $orderby_clause = "{$primary_meta_query['alias']}.meta_value"; } break; case 'meta_value_num': $orderby_clause = "{$primary_meta_query['alias']}.meta_value+0"; break; case 'post__in': if ( ! empty( $this->query_vars['post__in'] ) ) { $orderby_clause = "FIELD({$wpdb->posts}.ID," . implode( ',', array_map( 'absint', $this->query_vars['post__in'] ) ) . ')'; } break; case 'post_parent__in': if ( ! empty( $this->query_vars['post_parent__in'] ) ) { $orderby_clause = "FIELD( {$wpdb->posts}.post_parent," . implode( ', ', array_map( 'absint', $this->query_vars['post_parent__in'] ) ) . ' )'; } break; case 'post_name__in': if ( ! empty( $this->query_vars['post_name__in'] ) ) { $post_name__in = array_map( 'sanitize_title_for_query', $this->query_vars['post_name__in'] ); $post_name__in_string = "'" . implode( "','", $post_name__in ) . "'"; $orderby_clause = "FIELD( {$wpdb->posts}.post_name," . $post_name__in_string . ' )'; } break; default: if ( array_key_exists( $orderby, $meta_clauses ) ) { // $orderby corresponds to a meta_query clause. $meta_clause = $meta_clauses[ $orderby ]; $orderby_clause = "CAST({$meta_clause['alias']}.meta_value AS {$meta_clause['cast']})"; } elseif ( $rand_with_seed ) { $orderby_clause = $orderby; } else { // Default: order by post field. $orderby_clause = "{$wpdb->posts}.post_" . sanitize_key( $orderby ); } break; } return $orderby_clause; } /** * Parse an 'order' query variable and cast it to ASC or DESC as necessary. * * @since 4.0.0 * * @param string $order The 'order' query variable. * @return string The sanitized 'order' query variable. */ protected function parse_order( $order ) { if ( ! is_string( $order ) || empty( $order ) ) { return 'DESC'; } if ( 'ASC' === strtoupper( $order ) ) { return 'ASC'; } else { return 'DESC'; } } /** * Sets the 404 property and saves whether query is feed. * * @since 2.0.0 */ public function set_404() { $is_feed = $this->is_feed; $this->init_query_flags(); $this->is_404 = true; $this->is_feed = $is_feed; /** * Fires after a 404 is triggered. * * @since 5.5.0 * * @param WP_Query $this The WP_Query instance (passed by reference). */ do_action_ref_array( 'set_404', array( $this ) ); } /** * Retrieve query variable. * * @since 1.5.0 * @since 3.9.0 The `$default` argument was introduced. * * @param string $query_var Query variable key. * @param mixed $default Optional. Value to return if the query variable is not set. Default empty. * @return mixed Contents of the query variable. */ public function get( $query_var, $default = '' ) { if ( isset( $this->query_vars[ $query_var ] ) ) { return $this->query_vars[ $query_var ]; } return $default; } /** * Set query variable. * * @since 1.5.0 * * @param string $query_var Query variable key. * @param mixed $value Query variable value. */ public function set( $query_var, $value ) { $this->query_vars[ $query_var ] = $value; } /** * Retrieves an array of posts based on query variables. * * There are a few filters and actions that can be used to modify the post * database query. * * @since 1.5.0 * * @return WP_Post[]|int[] Array of post objects or post IDs. */ public function get_posts() { global $wpdb; $this->parse_query(); /** * Fires after the query variable object is created, but before the actual query is run. * * Note: If using conditional tags, use the method versions within the passed instance * (e.g. $this->is_main_query() instead of is_main_query()). This is because the functions * like is_main_query() test against the global $wp_query instance, not the passed one. * * @since 2.0.0 * * @param WP_Query $this The WP_Query instance (passed by reference). */ do_action_ref_array( 'pre_get_posts', array( &$this ) ); // Shorthand. $q = &$this->query_vars; // Fill again in case pre_get_posts unset some vars. $q = $this->fill_query_vars( $q ); // Parse meta query $this->meta_query = new WP_Meta_Query(); $this->meta_query->parse_query_vars( $q ); // Set a flag if a pre_get_posts hook changed the query vars. $hash = md5( serialize( $this->query_vars ) ); if ( $hash != $this->query_vars_hash ) { $this->query_vars_changed = true; $this->query_vars_hash = $hash; } unset( $hash ); // First let's clear some variables $distinct = ''; $whichauthor = ''; $whichmimetype = ''; $where = ''; $limits = ''; $join = ''; $search = ''; $groupby = ''; $post_status_join = false; $page = 1; if ( isset( $q['caller_get_posts'] ) ) { _deprecated_argument( 'WP_Query', '3.1.0', /* translators: 1: caller_get_posts, 2: ignore_sticky_posts */ sprintf( __( '%1$s is deprecated. Use %2$s instead.' ), '<code>caller_get_posts</code>', '<code>ignore_sticky_posts</code>' ) ); if ( ! isset( $q['ignore_sticky_posts'] ) ) { $q['ignore_sticky_posts'] = $q['caller_get_posts']; } } if ( ! isset( $q['ignore_sticky_posts'] ) ) { $q['ignore_sticky_posts'] = false; } if ( ! isset( $q['suppress_filters'] ) ) { $q['suppress_filters'] = false; } if ( ! isset( $q['cache_results'] ) ) { if ( wp_using_ext_object_cache() ) { $q['cache_results'] = false; } else { $q['cache_results'] = true; } } if ( ! isset( $q['update_post_term_cache'] ) ) { $q['update_post_term_cache'] = true; } if ( ! isset( $q['lazy_load_term_meta'] ) ) { $q['lazy_load_term_meta'] = $q['update_post_term_cache']; } if ( ! isset( $q['update_post_meta_cache'] ) ) { $q['update_post_meta_cache'] = true; } if ( ! isset( $q['post_type'] ) ) { if ( $this->is_search ) { $q['post_type'] = 'any'; } else { $q['post_type'] = ''; } } $post_type = $q['post_type']; if ( empty( $q['posts_per_page'] ) ) { $q['posts_per_page'] = get_option( 'posts_per_page' ); } if ( isset( $q['showposts'] ) && $q['showposts'] ) { $q['showposts'] = (int) $q['showposts']; $q['posts_per_page'] = $q['showposts']; } if ( ( isset( $q['posts_per_archive_page'] ) && $q['posts_per_archive_page'] != 0 ) && ( $this->is_archive || $this->is_search ) ) { $q['posts_per_page'] = $q['posts_per_archive_page']; } if ( ! isset( $q['nopaging'] ) ) { if ( $q['posts_per_page'] == -1 ) { $q['nopaging'] = true; } else { $q['nopaging'] = false; } } if ( $this->is_feed ) { // This overrides posts_per_page. if ( ! empty( $q['posts_per_rss'] ) ) { $q['posts_per_page'] = $q['posts_per_rss']; } else { $q['posts_per_page'] = get_option( 'posts_per_rss' ); } $q['nopaging'] = false; } $q['posts_per_page'] = (int) $q['posts_per_page']; if ( $q['posts_per_page'] < -1 ) { $q['posts_per_page'] = abs( $q['posts_per_page'] ); } elseif ( $q['posts_per_page'] == 0 ) { $q['posts_per_page'] = 1; } if ( ! isset( $q['comments_per_page'] ) || $q['comments_per_page'] == 0 ) { $q['comments_per_page'] = get_option( 'comments_per_page' ); } if ( $this->is_home && ( empty( $this->query ) || $q['preview'] == 'true' ) && ( 'page' == get_option( 'show_on_front' ) ) && get_option( 'page_on_front' ) ) { $this->is_page = true; $this->is_home = false; $q['page_id'] = get_option( 'page_on_front' ); } if ( isset( $q['page'] ) ) { $q['page'] = trim( $q['page'], '/' ); $q['page'] = absint( $q['page'] ); } // If true, forcibly turns off SQL_CALC_FOUND_ROWS even when limits are present. if ( isset( $q['no_found_rows'] ) ) { $q['no_found_rows'] = (bool) $q['no_found_rows']; } else { $q['no_found_rows'] = false; } switch ( $q['fields'] ) { case 'ids': $fields = "{$wpdb->posts}.ID"; break; case 'id=>parent': $fields = "{$wpdb->posts}.ID, {$wpdb->posts}.post_parent"; break; default: $fields = "{$wpdb->posts}.*"; } if ( '' !== $q['menu_order'] ) { $where .= " AND {$wpdb->posts}.menu_order = " . $q['menu_order']; } // The "m" parameter is meant for months but accepts datetimes of varying specificity if ( $q['m'] ) { $where .= " AND YEAR({$wpdb->posts}.post_date)=" . substr( $q['m'], 0, 4 ); if ( strlen( $q['m'] ) > 5 ) { $where .= " AND MONTH({$wpdb->posts}.post_date)=" . substr( $q['m'], 4, 2 ); } if ( strlen( $q['m'] ) > 7 ) { $where .= " AND DAYOFMONTH({$wpdb->posts}.post_date)=" . substr( $q['m'], 6, 2 ); } if ( strlen( $q['m'] ) > 9 ) { $where .= " AND HOUR({$wpdb->posts}.post_date)=" . substr( $q['m'], 8, 2 ); } if ( strlen( $q['m'] ) > 11 ) { $where .= " AND MINUTE({$wpdb->posts}.post_date)=" . substr( $q['m'], 10, 2 ); } if ( strlen( $q['m'] ) > 13 ) { $where .= " AND SECOND({$wpdb->posts}.post_date)=" . substr( $q['m'], 12, 2 ); } } // Handle the other individual date parameters $date_parameters = array(); if ( '' !== $q['hour'] ) { $date_parameters['hour'] = $q['hour']; } if ( '' !== $q['minute'] ) { $date_parameters['minute'] = $q['minute']; } if ( '' !== $q['second'] ) { $date_parameters['second'] = $q['second']; } if ( $q['year'] ) { $date_parameters['year'] = $q['year']; } if ( $q['monthnum'] ) { $date_parameters['monthnum'] = $q['monthnum']; } if ( $q['w'] ) { $date_parameters['week'] = $q['w']; } if ( $q['day'] ) { $date_parameters['day'] = $q['day']; } if ( $date_parameters ) { $date_query = new WP_Date_Query( array( $date_parameters ) ); $where .= $date_query->get_sql(); } unset( $date_parameters, $date_query ); // Handle complex date queries if ( ! empty( $q['date_query'] ) ) { $this->date_query = new WP_Date_Query( $q['date_query'] ); $where .= $this->date_query->get_sql(); } // If we've got a post_type AND it's not "any" post_type. if ( ! empty( $q['post_type'] ) && 'any' != $q['post_type'] ) { foreach ( (array) $q['post_type'] as $_post_type ) { $ptype_obj = get_post_type_object( $_post_type ); if ( ! $ptype_obj || ! $ptype_obj->query_var || empty( $q[ $ptype_obj->query_var ] ) ) { continue; } if ( ! $ptype_obj->hierarchical ) { // Non-hierarchical post types can directly use 'name'. $q['name'] = $q[ $ptype_obj->query_var ]; } else { // Hierarchical post types will operate through 'pagename'. $q['pagename'] = $q[ $ptype_obj->query_var ]; $q['name'] = ''; } // Only one request for a slug is possible, this is why name & pagename are overwritten above. break; } //end foreach unset( $ptype_obj ); } if ( '' !== $q['title'] ) { $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_title = %s", stripslashes( $q['title'] ) ); } // Parameters related to 'post_name'. if ( '' !== $q['name'] ) { $q['name'] = sanitize_title_for_query( $q['name'] ); $where .= " AND {$wpdb->posts}.post_name = '" . $q['name'] . "'"; } elseif ( '' !== $q['pagename'] ) { if ( isset( $this->queried_object_id ) ) { $reqpage = $this->queried_object_id; } else { if ( 'page' != $q['post_type'] ) { foreach ( (array) $q['post_type'] as $_post_type ) { $ptype_obj = get_post_type_object( $_post_type ); if ( ! $ptype_obj || ! $ptype_obj->hierarchical ) { continue; } $reqpage = get_page_by_path( $q['pagename'], OBJECT, $_post_type ); if ( $reqpage ) { break; } } unset( $ptype_obj ); } else { $reqpage = get_page_by_path( $q['pagename'] ); } if ( ! empty( $reqpage ) ) { $reqpage = $reqpage->ID; } else { $reqpage = 0; } } $page_for_posts = get_option( 'page_for_posts' ); if ( ( 'page' != get_option( 'show_on_front' ) ) || empty( $page_for_posts ) || ( $reqpage != $page_for_posts ) ) { $q['pagename'] = sanitize_title_for_query( wp_basename( $q['pagename'] ) ); $q['name'] = $q['pagename']; $where .= " AND ({$wpdb->posts}.ID = '$reqpage')"; $reqpage_obj = get_post( $reqpage ); if ( is_object( $reqpage_obj ) && 'attachment' === $reqpage_obj->post_type ) { $this->is_attachment = true; $post_type = 'attachment'; $q['post_type'] = 'attachment'; $this->is_page = true; $q['attachment_id'] = $reqpage; } } } elseif ( '' !== $q['attachment'] ) { $q['attachment'] = sanitize_title_for_query( wp_basename( $q['attachment'] ) ); $q['name'] = $q['attachment']; $where .= " AND {$wpdb->posts}.post_name = '" . $q['attachment'] . "'"; } elseif ( is_array( $q['post_name__in'] ) && ! empty( $q['post_name__in'] ) ) { $q['post_name__in'] = array_map( 'sanitize_title_for_query', $q['post_name__in'] ); $post_name__in = "'" . implode( "','", $q['post_name__in'] ) . "'"; $where .= " AND {$wpdb->posts}.post_name IN ($post_name__in)"; } // If an attachment is requested by number, let it supersede any post number. if ( $q['attachment_id'] ) { $q['p'] = absint( $q['attachment_id'] ); } // If a post number is specified, load that post if ( $q['p'] ) { $where .= " AND {$wpdb->posts}.ID = " . $q['p']; } elseif ( $q['post__in'] ) { $post__in = implode( ',', array_map( 'absint', $q['post__in'] ) ); $where .= " AND {$wpdb->posts}.ID IN ($post__in)"; } elseif ( $q['post__not_in'] ) { $post__not_in = implode( ',', array_map( 'absint', $q['post__not_in'] ) ); $where .= " AND {$wpdb->posts}.ID NOT IN ($post__not_in)"; } if ( is_numeric( $q['post_parent'] ) ) { $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_parent = %d ", $q['post_parent'] ); } elseif ( $q['post_parent__in'] ) { $post_parent__in = implode( ',', array_map( 'absint', $q['post_parent__in'] ) ); $where .= " AND {$wpdb->posts}.post_parent IN ($post_parent__in)"; } elseif ( $q['post_parent__not_in'] ) { $post_parent__not_in = implode( ',', array_map( 'absint', $q['post_parent__not_in'] ) ); $where .= " AND {$wpdb->posts}.post_parent NOT IN ($post_parent__not_in)"; } if ( $q['page_id'] ) { if ( ( 'page' != get_option( 'show_on_front' ) ) || ( $q['page_id'] != get_option( 'page_for_posts' ) ) ) { $q['p'] = $q['page_id']; $where = " AND {$wpdb->posts}.ID = " . $q['page_id']; } } // If a search pattern is specified, load the posts that match. if ( strlen( $q['s'] ) ) { $search = $this->parse_search( $q ); } if ( ! $q['suppress_filters'] ) { /** * Filters the search SQL that is used in the WHERE clause of WP_Query. * * @since 3.0.0 * * @param string $search Search SQL for WHERE clause. * @param WP_Query $this The current WP_Query object. */ $search = apply_filters_ref_array( 'posts_search', array( $search, &$this ) ); } // Taxonomies if ( ! $this->is_singular ) { $this->parse_tax_query( $q ); $clauses = $this->tax_query->get_sql( $wpdb->posts, 'ID' ); $join .= $clauses['join']; $where .= $clauses['where']; } if ( $this->is_tax ) { if ( empty( $post_type ) ) { // Do a fully inclusive search for currently registered post types of queried taxonomies $post_type = array(); $taxonomies = array_keys( $this->tax_query->queried_terms ); foreach ( get_post_types( array( 'exclude_from_search' => false ) ) as $pt ) { $object_taxonomies = $pt === 'attachment' ? get_taxonomies_for_attachments() : get_object_taxonomies( $pt ); if ( array_intersect( $taxonomies, $object_taxonomies ) ) { $post_type[] = $pt; } } if ( ! $post_type ) { $post_type = 'any'; } elseif ( count( $post_type ) == 1 ) { $post_type = $post_type[0]; } $post_status_join = true; } elseif ( in_array( 'attachment', (array) $post_type ) ) { $post_status_join = true; } } /* * Ensure that 'taxonomy', 'term', 'term_id', 'cat', and * 'category_name' vars are set for backward compatibility. */ if ( ! empty( $this->tax_query->queried_terms ) ) { /* * Set 'taxonomy', 'term', and 'term_id' to the * first taxonomy other than 'post_tag' or 'category'. */ if ( ! isset( $q['taxonomy'] ) ) { foreach ( $this->tax_query->queried_terms as $queried_taxonomy => $queried_items ) { if ( empty( $queried_items['terms'][0] ) ) { continue; } if ( ! in_array( $queried_taxonomy, array( 'category', 'post_tag' ) ) ) { $q['taxonomy'] = $queried_taxonomy; if ( 'slug' === $queried_items['field'] ) { $q['term'] = $queried_items['terms'][0]; } else { $q['term_id'] = $queried_items['terms'][0]; } // Take the first one we find. break; } } } // 'cat', 'category_name', 'tag_id' foreach ( $this->tax_query->queried_terms as $queried_taxonomy => $queried_items ) { if ( empty( $queried_items['terms'][0] ) ) { continue; } if ( 'category' === $queried_taxonomy ) { $the_cat = get_term_by( $queried_items['field'], $queried_items['terms'][0], 'category' ); if ( $the_cat ) { $this->set( 'cat', $the_cat->term_id ); $this->set( 'category_name', $the_cat->slug ); } unset( $the_cat ); } if ( 'post_tag' === $queried_taxonomy ) { $the_tag = get_term_by( $queried_items['field'], $queried_items['terms'][0], 'post_tag' ); if ( $the_tag ) { $this->set( 'tag_id', $the_tag->term_id ); } unset( $the_tag ); } } } if ( ! empty( $this->tax_query->queries ) || ! empty( $this->meta_query->queries ) ) { $groupby = "{$wpdb->posts}.ID"; } // Author/user stuff if ( ! empty( $q['author'] ) && $q['author'] != '0' ) { $q['author'] = addslashes_gpc( '' . urldecode( $q['author'] ) ); $authors = array_unique( array_map( 'intval', preg_split( '/[,\s]+/', $q['author'] ) ) ); foreach ( $authors as $author ) { $key = $author > 0 ? 'author__in' : 'author__not_in'; $q[ $key ][] = abs( $author ); } $q['author'] = implode( ',', $authors ); } if ( ! empty( $q['author__not_in'] ) ) { $author__not_in = implode( ',', array_map( 'absint', array_unique( (array) $q['author__not_in'] ) ) ); $where .= " AND {$wpdb->posts}.post_author NOT IN ($author__not_in) "; } elseif ( ! empty( $q['author__in'] ) ) { $author__in = implode( ',', array_map( 'absint', array_unique( (array) $q['author__in'] ) ) ); $where .= " AND {$wpdb->posts}.post_author IN ($author__in) "; } // Author stuff for nice URLs if ( '' != $q['author_name'] ) { if ( strpos( $q['author_name'], '/' ) !== false ) { $q['author_name'] = explode( '/', $q['author_name'] ); if ( $q['author_name'][ count( $q['author_name'] ) - 1 ] ) { $q['author_name'] = $q['author_name'][ count( $q['author_name'] ) - 1 ]; // no trailing slash } else { $q['author_name'] = $q['author_name'][ count( $q['author_name'] ) - 2 ]; // there was a trailing slash } } $q['author_name'] = sanitize_title_for_query( $q['author_name'] ); $q['author'] = get_user_by( 'slug', $q['author_name'] ); if ( $q['author'] ) { $q['author'] = $q['author']->ID; } $whichauthor .= " AND ({$wpdb->posts}.post_author = " . absint( $q['author'] ) . ')'; } // Matching by comment count. if ( isset( $q['comment_count'] ) ) { // Numeric comment count is converted to array format. if ( is_numeric( $q['comment_count'] ) ) { $q['comment_count'] = array( 'value' => (int) $q['comment_count'], ); } if ( isset( $q['comment_count']['value'] ) ) { $q['comment_count'] = array_merge( array( 'compare' => '=', ), $q['comment_count'] ); // Fallback for invalid compare operators is '='. $compare_operators = array( '=', '!=', '>', '>=', '<', '<=' ); if ( ! in_array( $q['comment_count']['compare'], $compare_operators, true ) ) { $q['comment_count']['compare'] = '='; } $where .= $wpdb->prepare( " AND {$wpdb->posts}.comment_count {$q['comment_count']['compare']} %d", $q['comment_count']['value'] ); } } // MIME-Type stuff for attachment browsing if ( isset( $q['post_mime_type'] ) && '' !== $q['post_mime_type'] ) { $whichmimetype = wp_post_mime_type_where( $q['post_mime_type'], $wpdb->posts ); } $where .= $search . $whichauthor . $whichmimetype; if ( ! empty( $this->meta_query->queries ) ) { $clauses = $this->meta_query->get_sql( 'post', $wpdb->posts, 'ID', $this ); $join .= $clauses['join']; $where .= $clauses['where']; } $rand = ( isset( $q['orderby'] ) && 'rand' === $q['orderby'] ); if ( ! isset( $q['order'] ) ) { $q['order'] = $rand ? '' : 'DESC'; } else { $q['order'] = $rand ? '' : $this->parse_order( $q['order'] ); } // These values of orderby should ignore the 'order' parameter. $force_asc = array( 'post__in', 'post_name__in', 'post_parent__in' ); if ( isset( $q['orderby'] ) && in_array( $q['orderby'], $force_asc, true ) ) { $q['order'] = ''; } // Order by. if ( empty( $q['orderby'] ) ) { /* * Boolean false or empty array blanks out ORDER BY, * while leaving the value unset or otherwise empty sets the default. */ if ( isset( $q['orderby'] ) && ( is_array( $q['orderby'] ) || false === $q['orderby'] ) ) { $orderby = ''; } else { $orderby = "{$wpdb->posts}.post_date " . $q['order']; } } elseif ( 'none' == $q['orderby'] ) { $orderby = ''; } else { $orderby_array = array(); if ( is_array( $q['orderby'] ) ) { foreach ( $q['orderby'] as $_orderby => $order ) { $orderby = addslashes_gpc( urldecode( $_orderby ) ); $parsed = $this->parse_orderby( $orderby ); if ( ! $parsed ) { continue; } $orderby_array[] = $parsed . ' ' . $this->parse_order( $order ); } $orderby = implode( ', ', $orderby_array ); } else { $q['orderby'] = urldecode( $q['orderby'] ); $q['orderby'] = addslashes_gpc( $q['orderby'] ); foreach ( explode( ' ', $q['orderby'] ) as $i => $orderby ) { $parsed = $this->parse_orderby( $orderby ); // Only allow certain values for safety. if ( ! $parsed ) { continue; } $orderby_array[] = $parsed; } $orderby = implode( ' ' . $q['order'] . ', ', $orderby_array ); if ( empty( $orderby ) ) { $orderby = "{$wpdb->posts}.post_date " . $q['order']; } elseif ( ! empty( $q['order'] ) ) { $orderby .= " {$q['order']}"; } } } // Order search results by relevance only when another "orderby" is not specified in the query. if ( ! empty( $q['s'] ) ) { $search_orderby = ''; if ( ! empty( $q['search_orderby_title'] ) && ( empty( $q['orderby'] ) && ! $this->is_feed ) || ( isset( $q['orderby'] ) && 'relevance' === $q['orderby'] ) ) { $search_orderby = $this->parse_search_order( $q ); } if ( ! $q['suppress_filters'] ) { /** * Filters the ORDER BY used when ordering search results. * * @since 3.7.0 * * @param string $search_orderby The ORDER BY clause. * @param WP_Query $this The current WP_Query instance. */ $search_orderby = apply_filters( 'posts_search_orderby', $search_orderby, $this ); } if ( $search_orderby ) { $orderby = $orderby ? $search_orderby . ', ' . $orderby : $search_orderby; } } if ( is_array( $post_type ) && count( $post_type ) > 1 ) { $post_type_cap = 'multiple_post_type'; } else { if ( is_array( $post_type ) ) { $post_type = reset( $post_type ); } $post_type_object = get_post_type_object( $post_type ); if ( empty( $post_type_object ) ) { $post_type_cap = $post_type; } } if ( isset( $q['post_password'] ) ) { $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_password = %s", $q['post_password'] ); if ( empty( $q['perm'] ) ) { $q['perm'] = 'readable'; } } elseif ( isset( $q['has_password'] ) ) { $where .= sprintf( " AND {$wpdb->posts}.post_password %s ''", $q['has_password'] ? '!=' : '=' ); } if ( ! empty( $q['comment_status'] ) ) { $where .= $wpdb->prepare( " AND {$wpdb->posts}.comment_status = %s ", $q['comment_status'] ); } if ( ! empty( $q['ping_status'] ) ) { $where .= $wpdb->prepare( " AND {$wpdb->posts}.ping_status = %s ", $q['ping_status'] ); } if ( 'any' == $post_type ) { $in_search_post_types = get_post_types( array( 'exclude_from_search' => false ) ); if ( empty( $in_search_post_types ) ) { $where .= ' AND 1=0 '; } else { $where .= " AND {$wpdb->posts}.post_type IN ('" . join( "', '", array_map( 'esc_sql', $in_search_post_types ) ) . "')"; } } elseif ( ! empty( $post_type ) && is_array( $post_type ) ) { $where .= " AND {$wpdb->posts}.post_type IN ('" . join( "', '", esc_sql( $post_type ) ) . "')"; } elseif ( ! empty( $post_type ) ) { $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_type = %s", $post_type ); $post_type_object = get_post_type_object( $post_type ); } elseif ( $this->is_attachment ) { $where .= " AND {$wpdb->posts}.post_type = 'attachment'"; $post_type_object = get_post_type_object( 'attachment' ); } elseif ( $this->is_page ) { $where .= " AND {$wpdb->posts}.post_type = 'page'"; $post_type_object = get_post_type_object( 'page' ); } else { $where .= " AND {$wpdb->posts}.post_type = 'post'"; $post_type_object = get_post_type_object( 'post' ); } $edit_cap = 'edit_post'; $read_cap = 'read_post'; if ( ! empty( $post_type_object ) ) { $edit_others_cap = $post_type_object->cap->edit_others_posts; $read_private_cap = $post_type_object->cap->read_private_posts; } else { $edit_others_cap = 'edit_others_' . $post_type_cap . 's'; $read_private_cap = 'read_private_' . $post_type_cap . 's'; } $user_id = get_current_user_id(); $q_status = array(); if ( ! empty( $q['post_status'] ) ) { $statuswheres = array(); $q_status = $q['post_status']; if ( ! is_array( $q_status ) ) { $q_status = explode( ',', $q_status ); } $r_status = array(); $p_status = array(); $e_status = array(); if ( in_array( 'any', $q_status ) ) { foreach ( get_post_stati( array( 'exclude_from_search' => true ) ) as $status ) { if ( ! in_array( $status, $q_status ) ) { $e_status[] = "{$wpdb->posts}.post_status <> '$status'"; } } } else { foreach ( get_post_stati() as $status ) { if ( in_array( $status, $q_status ) ) { if ( 'private' == $status ) { $p_status[] = "{$wpdb->posts}.post_status = '$status'"; } else { $r_status[] = "{$wpdb->posts}.post_status = '$status'"; } } } } if ( empty( $q['perm'] ) || 'readable' != $q['perm'] ) { $r_status = array_merge( $r_status, $p_status ); unset( $p_status ); } if ( ! empty( $e_status ) ) { $statuswheres[] = '(' . join( ' AND ', $e_status ) . ')'; } if ( ! empty( $r_status ) ) { if ( ! empty( $q['perm'] ) && 'editable' == $q['perm'] && ! current_user_can( $edit_others_cap ) ) { $statuswheres[] = "({$wpdb->posts}.post_author = $user_id " . 'AND (' . join( ' OR ', $r_status ) . '))'; } else { $statuswheres[] = '(' . join( ' OR ', $r_status ) . ')'; } } if ( ! empty( $p_status ) ) { if ( ! empty( $q['perm'] ) && 'readable' == $q['perm'] && ! current_user_can( $read_private_cap ) ) { $statuswheres[] = "({$wpdb->posts}.post_author = $user_id " . 'AND (' . join( ' OR ', $p_status ) . '))'; } else { $statuswheres[] = '(' . join( ' OR ', $p_status ) . ')'; } } if ( $post_status_join ) { $join .= " LEFT JOIN {$wpdb->posts} AS p2 ON ({$wpdb->posts}.post_parent = p2.ID) "; foreach ( $statuswheres as $index => $statuswhere ) { $statuswheres[ $index ] = "($statuswhere OR ({$wpdb->posts}.post_status = 'inherit' AND " . str_replace( $wpdb->posts, 'p2', $statuswhere ) . '))'; } } $where_status = implode( ' OR ', $statuswheres ); if ( ! empty( $where_status ) ) { $where .= " AND ($where_status)"; } } elseif ( ! $this->is_singular ) { $where .= " AND ({$wpdb->posts}.post_status = 'publish'"; // Add public states. $public_states = get_post_stati( array( 'public' => true ) ); foreach ( (array) $public_states as $state ) { if ( 'publish' == $state ) { // Publish is hard-coded above. continue; } $where .= " OR {$wpdb->posts}.post_status = '$state'"; } if ( $this->is_admin ) { // Add protected states that should show in the admin all list. $admin_all_states = get_post_stati( array( 'protected' => true, 'show_in_admin_all_list' => true, ) ); foreach ( (array) $admin_all_states as $state ) { $where .= " OR {$wpdb->posts}.post_status = '$state'"; } } if ( is_user_logged_in() ) { // Add private states that are limited to viewing by the author of a post or someone who has caps to read private states. $private_states = get_post_stati( array( 'private' => true ) ); foreach ( (array) $private_states as $state ) { $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'"; } } $where .= ')'; } /* * Apply filters on where and join prior to paging so that any * manipulations to them are reflected in the paging by day queries. */ if ( ! $q['suppress_filters'] ) { /** * Filters the WHERE clause of the query. * * @since 1.5.0 * * @param string $where The WHERE clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $where = apply_filters_ref_array( 'posts_where', array( $where, &$this ) ); /** * Filters the JOIN clause of the query. * * @since 1.5.0 * * @param string $join The JOIN clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $join = apply_filters_ref_array( 'posts_join', array( $join, &$this ) ); } // Paging if ( empty( $q['nopaging'] ) && ! $this->is_singular ) { $page = absint( $q['paged'] ); if ( ! $page ) { $page = 1; } // If 'offset' is provided, it takes precedence over 'paged'. if ( isset( $q['offset'] ) && is_numeric( $q['offset'] ) ) { $q['offset'] = absint( $q['offset'] ); $pgstrt = $q['offset'] . ', '; } else { $pgstrt = absint( ( $page - 1 ) * $q['posts_per_page'] ) . ', '; } $limits = 'LIMIT ' . $pgstrt . $q['posts_per_page']; } // Comments feeds if ( $this->is_comment_feed && ! $this->is_singular ) { if ( $this->is_archive || $this->is_search ) { $cjoin = "JOIN {$wpdb->posts} ON ({$wpdb->comments}.comment_post_ID = {$wpdb->posts}.ID) $join "; $cwhere = "WHERE comment_approved = '1' $where"; $cgroupby = "{$wpdb->comments}.comment_id"; } else { // Other non singular e.g. front $cjoin = "JOIN {$wpdb->posts} ON ( {$wpdb->comments}.comment_post_ID = {$wpdb->posts}.ID )"; $cwhere = "WHERE ( post_status = 'publish' OR ( post_status = 'inherit' AND post_type = 'attachment' ) ) AND comment_approved = '1'"; $cgroupby = ''; } if ( ! $q['suppress_filters'] ) { /** * Filters the JOIN clause of the comments feed query before sending. * * @since 2.2.0 * * @param string $cjoin The JOIN clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $cjoin = apply_filters_ref_array( 'comment_feed_join', array( $cjoin, &$this ) ); /** * Filters the WHERE clause of the comments feed query before sending. * * @since 2.2.0 * * @param string $cwhere The WHERE clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $cwhere = apply_filters_ref_array( 'comment_feed_where', array( $cwhere, &$this ) ); /** * Filters the GROUP BY clause of the comments feed query before sending. * * @since 2.2.0 * * @param string $cgroupby The GROUP BY clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( $cgroupby, &$this ) ); /** * Filters the ORDER BY clause of the comments feed query before sending. * * @since 2.8.0 * * @param string $corderby The ORDER BY clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $corderby = apply_filters_ref_array( 'comment_feed_orderby', array( 'comment_date_gmt DESC', &$this ) ); /** * Filters the LIMIT clause of the comments feed query before sending. * * @since 2.8.0 * * @param string $climits The JOIN clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $climits = apply_filters_ref_array( 'comment_feed_limits', array( 'LIMIT ' . get_option( 'posts_per_rss' ), &$this ) ); } $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : ''; $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : ''; $climits = ( ! empty( $climits ) ) ? $climits : ''; $comments = (array) $wpdb->get_results( "SELECT $distinct {$wpdb->comments}.* FROM {$wpdb->comments} $cjoin $cwhere $cgroupby $corderby $climits" ); // Convert to WP_Comment $this->comments = array_map( 'get_comment', $comments ); $this->comment_count = count( $this->comments ); $post_ids = array(); foreach ( $this->comments as $comment ) { $post_ids[] = (int) $comment->comment_post_ID; } $post_ids = join( ',', $post_ids ); $join = ''; if ( $post_ids ) { $where = "AND {$wpdb->posts}.ID IN ($post_ids) "; } else { $where = 'AND 0'; } } $pieces = array( 'where', 'groupby', 'join', 'orderby', 'distinct', 'fields', 'limits' ); /* * Apply post-paging filters on where and join. Only plugins that * manipulate paging queries should use these hooks. */ if ( ! $q['suppress_filters'] ) { /** * Filters the WHERE clause of the query. * * Specifically for manipulating paging queries. * * @since 1.5.0 * * @param string $where The WHERE clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $where = apply_filters_ref_array( 'posts_where_paged', array( $where, &$this ) ); /** * Filters the GROUP BY clause of the query. * * @since 2.0.0 * * @param string $groupby The GROUP BY clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $groupby = apply_filters_ref_array( 'posts_groupby', array( $groupby, &$this ) ); /** * Filters the JOIN clause of the query. * * Specifically for manipulating paging queries. * * @since 1.5.0 * * @param string $join The JOIN clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $join = apply_filters_ref_array( 'posts_join_paged', array( $join, &$this ) ); /** * Filters the ORDER BY clause of the query. * * @since 1.5.1 * * @param string $orderby The ORDER BY clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $orderby = apply_filters_ref_array( 'posts_orderby', array( $orderby, &$this ) ); /** * Filters the DISTINCT clause of the query. * * @since 2.1.0 * * @param string $distinct The DISTINCT clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $distinct = apply_filters_ref_array( 'posts_distinct', array( $distinct, &$this ) ); /** * Filters the LIMIT clause of the query. * * @since 2.1.0 * * @param string $limits The LIMIT clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $limits = apply_filters_ref_array( 'post_limits', array( $limits, &$this ) ); /** * Filters the SELECT clause of the query. * * @since 2.1.0 * * @param string $fields The SELECT clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $fields = apply_filters_ref_array( 'posts_fields', array( $fields, &$this ) ); /** * Filters all query clauses at once, for convenience. * * Covers the WHERE, GROUP BY, JOIN, ORDER BY, DISTINCT, * fields (SELECT), and LIMITS clauses. * * @since 3.1.0 * * @param string[] $clauses Associative array of the clauses for the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $clauses = (array) apply_filters_ref_array( 'posts_clauses', array( compact( $pieces ), &$this ) ); $where = isset( $clauses['where'] ) ? $clauses['where'] : ''; $groupby = isset( $clauses['groupby'] ) ? $clauses['groupby'] : ''; $join = isset( $clauses['join'] ) ? $clauses['join'] : ''; $orderby = isset( $clauses['orderby'] ) ? $clauses['orderby'] : ''; $distinct = isset( $clauses['distinct'] ) ? $clauses['distinct'] : ''; $fields = isset( $clauses['fields'] ) ? $clauses['fields'] : ''; $limits = isset( $clauses['limits'] ) ? $clauses['limits'] : ''; } /** * Fires to announce the query's current selection parameters. * * For use by caching plugins. * * @since 2.3.0 * * @param string $selection The assembled selection query. */ do_action( 'posts_selection', $where . $groupby . $orderby . $limits . $join ); /* * Filters again for the benefit of caching plugins. * Regular plugins should use the hooks above. */ if ( ! $q['suppress_filters'] ) { /** * Filters the WHERE clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $where The WHERE clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $where = apply_filters_ref_array( 'posts_where_request', array( $where, &$this ) ); /** * Filters the GROUP BY clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $groupby The GROUP BY clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $groupby = apply_filters_ref_array( 'posts_groupby_request', array( $groupby, &$this ) ); /** * Filters the JOIN clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $join The JOIN clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $join = apply_filters_ref_array( 'posts_join_request', array( $join, &$this ) ); /** * Filters the ORDER BY clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $orderby The ORDER BY clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $orderby = apply_filters_ref_array( 'posts_orderby_request', array( $orderby, &$this ) ); /** * Filters the DISTINCT clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $distinct The DISTINCT clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $distinct = apply_filters_ref_array( 'posts_distinct_request', array( $distinct, &$this ) ); /** * Filters the SELECT clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $fields The SELECT clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $fields = apply_filters_ref_array( 'posts_fields_request', array( $fields, &$this ) ); /** * Filters the LIMIT clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $limits The LIMIT clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $limits = apply_filters_ref_array( 'post_limits_request', array( $limits, &$this ) ); /** * Filters all query clauses at once, for convenience. * * For use by caching plugins. * * Covers the WHERE, GROUP BY, JOIN, ORDER BY, DISTINCT, * fields (SELECT), and LIMITS clauses. * * @since 3.1.0 * * @param string[] $pieces Associative array of the pieces of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $clauses = (array) apply_filters_ref_array( 'posts_clauses_request', array( compact( $pieces ), &$this ) ); $where = isset( $clauses['where'] ) ? $clauses['where'] : ''; $groupby = isset( $clauses['groupby'] ) ? $clauses['groupby'] : ''; $join = isset( $clauses['join'] ) ? $clauses['join'] : ''; $orderby = isset( $clauses['orderby'] ) ? $clauses['orderby'] : ''; $distinct = isset( $clauses['distinct'] ) ? $clauses['distinct'] : ''; $fields = isset( $clauses['fields'] ) ? $clauses['fields'] : ''; $limits = isset( $clauses['limits'] ) ? $clauses['limits'] : ''; } if ( ! empty( $groupby ) ) { $groupby = 'GROUP BY ' . $groupby; } if ( ! empty( $orderby ) ) { $orderby = 'ORDER BY ' . $orderby; } $found_rows = ''; if ( ! $q['no_found_rows'] && ! empty( $limits ) ) { $found_rows = 'SQL_CALC_FOUND_ROWS'; } $old_request = "SELECT $found_rows $distinct $fields FROM {$wpdb->posts} $join WHERE 1=1 $where $groupby $orderby $limits"; $this->request = $old_request; if ( ! $q['suppress_filters'] ) { /** * Filters the completed SQL query before sending. * * @since 2.0.0 * * @param string $request The complete SQL query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->request = apply_filters_ref_array( 'posts_request', array( $this->request, &$this ) ); } /** * Filters the posts array before the query takes place. * * Return a non-null value to bypass WordPress's default post queries. * * Filtering functions that require pagination information are encouraged to set * the `found_posts` and `max_num_pages` properties of the WP_Query object, * passed to the filter by reference. If WP_Query does not perform a database * query, it will not have enough information to generate these values itself. * * @since 4.6.0 * * @param array|null $posts Return an array of post data to short-circuit WP's query, * or null to allow WP to run its normal queries. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->posts = apply_filters_ref_array( 'posts_pre_query', array( null, &$this ) ); if ( 'ids' == $q['fields'] ) { if ( null === $this->posts ) { $this->posts = $wpdb->get_col( $this->request ); } $this->posts = array_map( 'intval', $this->posts ); $this->post_count = count( $this->posts ); $this->set_found_posts( $q, $limits ); return $this->posts; } if ( 'id=>parent' == $q['fields'] ) { if ( null === $this->posts ) { $this->posts = $wpdb->get_results( $this->request ); } $this->post_count = count( $this->posts ); $this->set_found_posts( $q, $limits ); $r = array(); foreach ( $this->posts as $key => $post ) { $this->posts[ $key ]->ID = (int) $post->ID; $this->posts[ $key ]->post_parent = (int) $post->post_parent; $r[ (int) $post->ID ] = (int) $post->post_parent; } return $r; } if ( null === $this->posts ) { $split_the_query = ( $old_request == $this->request && "{$wpdb->posts}.*" == $fields && ! empty( $limits ) && $q['posts_per_page'] < 500 ); /** * Filters whether to split the query. * * Splitting the query will cause it to fetch just the IDs of the found posts * (and then individually fetch each post by ID), rather than fetching every * complete row at once. One massive result vs. many small results. * * @since 3.4.0 * * @param bool $split_the_query Whether or not to split the query. * @param WP_Query $this The WP_Query instance. */ $split_the_query = apply_filters( 'split_the_query', $split_the_query, $this ); if ( $split_the_query ) { // First get the IDs and then fill in the objects $this->request = "SELECT $found_rows $distinct {$wpdb->posts}.ID FROM {$wpdb->posts} $join WHERE 1=1 $where $groupby $orderby $limits"; /** * Filters the Post IDs SQL request before sending. * * @since 3.4.0 * * @param string $request The post ID request. * @param WP_Query $this The WP_Query instance. */ $this->request = apply_filters( 'posts_request_ids', $this->request, $this ); $ids = $wpdb->get_col( $this->request ); if ( $ids ) { $this->posts = $ids; $this->set_found_posts( $q, $limits ); _prime_post_caches( $ids, $q['update_post_term_cache'], $q['update_post_meta_cache'] ); } else { $this->posts = array(); } } else { $this->posts = $wpdb->get_results( $this->request ); $this->set_found_posts( $q, $limits ); } } // Convert to WP_Post objects. if ( $this->posts ) { $this->posts = array_map( 'get_post', $this->posts ); } if ( ! $q['suppress_filters'] ) { /** * Filters the raw post results array, prior to status checks. * * @since 2.3.0 * * @param WP_Post[] $posts Array of post objects. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->posts = apply_filters_ref_array( 'posts_results', array( $this->posts, &$this ) ); } if ( ! empty( $this->posts ) && $this->is_comment_feed && $this->is_singular ) { /** This filter is documented in site-inc/query.php */ $cjoin = apply_filters_ref_array( 'comment_feed_join', array( '', &$this ) ); /** This filter is documented in site-inc/query.php */ $cwhere = apply_filters_ref_array( 'comment_feed_where', array( "WHERE comment_post_ID = '{$this->posts[0]->ID}' AND comment_approved = '1'", &$this ) ); /** This filter is documented in site-inc/query.php */ $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( '', &$this ) ); $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : ''; /** This filter is documented in site-inc/query.php */ $corderby = apply_filters_ref_array( 'comment_feed_orderby', array( 'comment_date_gmt DESC', &$this ) ); $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : ''; /** This filter is documented in site-inc/query.php */ $climits = apply_filters_ref_array( 'comment_feed_limits', array( 'LIMIT ' . get_option( 'posts_per_rss' ), &$this ) ); $comments_request = "SELECT {$wpdb->comments}.* FROM {$wpdb->comments} $cjoin $cwhere $cgroupby $corderby $climits"; $comments = $wpdb->get_results( $comments_request ); // Convert to WP_Comment $this->comments = array_map( 'get_comment', $comments ); $this->comment_count = count( $this->comments ); } // Check post status to determine if post should be displayed. if ( ! empty( $this->posts ) && ( $this->is_single || $this->is_page ) ) { $status = get_post_status( $this->posts[0] ); if ( 'attachment' === $this->posts[0]->post_type && 0 === (int) $this->posts[0]->post_parent ) { $this->is_page = false; $this->is_single = true; $this->is_attachment = true; } // If the post_status was specifically requested, let it pass through. if ( ! in_array( $status, $q_status, true ) ) { $post_status_obj = get_post_status_object( $status ); if ( $post_status_obj && ! $post_status_obj->public ) { if ( ! is_user_logged_in() ) { // User must be logged in to view unpublished posts. $this->posts = array(); } else { if ( $post_status_obj->protected ) { // User must have edit permissions on the draft to preview. if ( ! current_user_can( $edit_cap, $this->posts[0]->ID ) ) { $this->posts = array(); } else { $this->is_preview = true; if ( 'future' !== $status ) { $this->posts[0]->post_date = current_time( 'mysql' ); } } } elseif ( $post_status_obj->private ) { if ( ! current_user_can( $read_cap, $this->posts[0]->ID ) ) { $this->posts = array(); } } else { $this->posts = array(); } } } elseif ( ! $post_status_obj ) { // Post status is not registered, assume it's not public. if ( ! current_user_can( $edit_cap, $this->posts[0]->ID ) ) { $this->posts = array(); } } } if ( $this->is_preview && $this->posts && current_user_can( $edit_cap, $this->posts[0]->ID ) ) { /** * Filters the single post for preview mode. * * @since 2.7.0 * * @param WP_Post $post_preview The Post object. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->posts[0] = get_post( apply_filters_ref_array( 'the_preview', array( $this->posts[0], &$this ) ) ); } } // Put sticky posts at the top of the posts array $sticky_posts = get_option( 'sticky_posts' ); if ( $this->is_home && $page <= 1 && is_array( $sticky_posts ) && ! empty( $sticky_posts ) && ! $q['ignore_sticky_posts'] ) { $num_posts = count( $this->posts ); $sticky_offset = 0; // Loop over posts and relocate stickies to the front. for ( $i = 0; $i < $num_posts; $i++ ) { if ( in_array( $this->posts[ $i ]->ID, $sticky_posts ) ) { $sticky_post = $this->posts[ $i ]; // Remove sticky from current position array_splice( $this->posts, $i, 1 ); // Move to front, after other stickies array_splice( $this->posts, $sticky_offset, 0, array( $sticky_post ) ); // Increment the sticky offset. The next sticky will be placed at this offset. $sticky_offset++; // Remove post from sticky posts array $offset = array_search( $sticky_post->ID, $sticky_posts ); unset( $sticky_posts[ $offset ] ); } } // If any posts have been excluded specifically, Ignore those that are sticky. if ( ! empty( $sticky_posts ) && ! empty( $q['post__not_in'] ) ) { $sticky_posts = array_diff( $sticky_posts, $q['post__not_in'] ); } // Fetch sticky posts that weren't in the query results if ( ! empty( $sticky_posts ) ) { $stickies = get_posts( array( 'post__in' => $sticky_posts, 'post_type' => $post_type, 'post_status' => 'publish', 'nopaging' => true, ) ); foreach ( $stickies as $sticky_post ) { array_splice( $this->posts, $sticky_offset, 0, array( $sticky_post ) ); $sticky_offset++; } } } // If comments have been fetched as part of the query, make sure comment meta lazy-loading is set up. if ( ! empty( $this->comments ) ) { wp_queue_comments_for_comment_meta_lazyload( $this->comments ); } if ( ! $q['suppress_filters'] ) { /** * Filters the array of retrieved posts after they've been fetched and * internally processed. * * @since 1.5.0 * * @param WP_Post[] $posts Array of post objects. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->posts = apply_filters_ref_array( 'the_posts', array( $this->posts, &$this ) ); } // Ensure that any posts added/modified via one of the filters above are // of the type WP_Post and are filtered. if ( $this->posts ) { $this->post_count = count( $this->posts ); $this->posts = array_map( 'get_post', $this->posts ); if ( $q['cache_results'] ) { update_post_caches( $this->posts, $post_type, $q['update_post_term_cache'], $q['update_post_meta_cache'] ); } $this->post = reset( $this->posts ); } else { $this->post_count = 0; $this->posts = array(); } if ( $q['lazy_load_term_meta'] ) { wp_queue_posts_for_term_meta_lazyload( $this->posts ); } return $this->posts; } /** * Set up the amount of found posts and the number of pages (if limit clause was used) * for the current query. * * @since 3.5.0 * * @param array $q Query variables. * @param string $limits LIMIT clauses of the query. */ private function set_found_posts( $q, $limits ) { global $wpdb; // Bail if posts is an empty array. Continue if posts is an empty string, // null, or false to accommodate caching plugins that fill posts later. if ( $q['no_found_rows'] || ( is_array( $this->posts ) && ! $this->posts ) ) { return; } if ( ! empty( $limits ) ) { /** * Filters the query to run for retrieving the found posts. * * @since 2.1.0 * * @param string $found_posts The query to run to find the found posts. * @param WP_Query $this The WP_Query instance (passed by reference). */ $found_posts_query = apply_filters_ref_array( 'found_posts_query', array( 'SELECT FOUND_ROWS()', &$this ) ); $this->found_posts = (int) $wpdb->get_var( $found_posts_query ); } else { if ( is_array( $this->posts ) ) { $this->found_posts = count( $this->posts ); } else { if ( null === $this->posts ) { $this->found_posts = 0; } else { $this->found_posts = 1; } } } /** * Filters the number of found posts for the query. * * @since 2.1.0 * * @param int $found_posts The number of posts found. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->found_posts = (int) apply_filters_ref_array( 'found_posts', array( $this->found_posts, &$this ) ); if ( ! empty( $limits ) ) { $this->max_num_pages = ceil( $this->found_posts / $q['posts_per_page'] ); } } /** * Set up the next post and iterate current post index. * * @since 1.5.0 * * @return WP_Post Next post. */ public function next_post() { $this->current_post++; $this->post = $this->posts[ $this->current_post ]; return $this->post; } /** * Sets up the current post. * * Retrieves the next post, sets up the post, sets the 'in the loop' * property to true. * * @since 1.5.0 * * @global WP_Post $post */ public function the_post() { global $post; $this->in_the_loop = true; if ( $this->current_post == -1 ) { // loop has just started /** * Fires once the loop is started. * * @since 2.0.0 * * @param WP_Query $this The WP_Query instance (passed by reference). */ do_action_ref_array( 'loop_start', array( &$this ) ); } $post = $this->next_post(); $this->setup_postdata( $post ); } /** * Determines whether there are more posts available in the loop. * * Calls the {@see 'loop_end'} action when the loop is complete. * * @since 1.5.0 * * @return bool True if posts are available, false if end of loop. */ public function have_posts() { if ( $this->current_post + 1 < $this->post_count ) { return true; } elseif ( $this->current_post + 1 == $this->post_count && $this->post_count > 0 ) { /** * Fires once the loop has ended. * * @since 2.0.0 * * @param WP_Query $this The WP_Query instance (passed by reference). */ do_action_ref_array( 'loop_end', array( &$this ) ); // Do some cleaning up after the loop $this->rewind_posts(); } elseif ( 0 === $this->post_count ) { /** * Fires if no results are found in a post query. * * @since 4.9.0 * * @param WP_Query $this The WP_Query instance. */ do_action( 'loop_no_results', $this ); } $this->in_the_loop = false; return false; } /** * Rewind the posts and reset post index. * * @since 1.5.0 */ public function rewind_posts() { $this->current_post = -1; if ( $this->post_count > 0 ) { $this->post = $this->posts[0]; } } /** * Iterate current comment index and return WP_Comment object. * * @since 2.2.0 * * @return WP_Comment Comment object. */ public function next_comment() { $this->current_comment++; $this->comment = $this->comments[ $this->current_comment ]; return $this->comment; } /** * Sets up the current comment. * * @since 2.2.0 * @global WP_Comment $comment Current comment. */ public function the_comment() { global $comment; $comment = $this->next_comment(); if ( $this->current_comment == 0 ) { /** * Fires once the comment loop is started. * * @since 2.2.0 */ do_action( 'comment_loop_start' ); } } /** * Whether there are more comments available. * * Automatically rewinds comments when finished. * * @since 2.2.0 * * @return bool True, if more comments. False, if no more posts. */ public function have_comments() { if ( $this->current_comment + 1 < $this->comment_count ) { return true; } elseif ( $this->current_comment + 1 == $this->comment_count ) { $this->rewind_comments(); } return false; } /** * Rewind the comments, resets the comment index and comment to first. * * @since 2.2.0 */ public function rewind_comments() { $this->current_comment = -1; if ( $this->comment_count > 0 ) { $this->comment = $this->comments[0]; } } /** * Sets up the WordPress query by parsing query string. * * @since 1.5.0 * * @param string|array $query URL query string or array of query arguments. * @return WP_Post[]|int[] Array of post objects or post IDs. */ public function query( $query ) { $this->init(); $this->query = wp_parse_args( $query ); $this->query_vars = $this->query; return $this->get_posts(); } /** * Retrieve queried object. * * If queried object is not set, then the queried object will be set from * the category, tag, taxonomy, posts page, single post, page, or author * query variable. After it is set up, it will be returned. * * @since 1.5.0 * * @return object */ public function get_queried_object() { if ( isset( $this->queried_object ) ) { return $this->queried_object; } $this->queried_object = null; $this->queried_object_id = null; if ( $this->is_category || $this->is_tag || $this->is_tax ) { if ( $this->is_category ) { if ( $this->get( 'cat' ) ) { $term = get_term( $this->get( 'cat' ), 'category' ); } elseif ( $this->get( 'category_name' ) ) { $term = get_term_by( 'slug', $this->get( 'category_name' ), 'category' ); } } elseif ( $this->is_tag ) { if ( $this->get( 'tag_id' ) ) { $term = get_term( $this->get( 'tag_id' ), 'post_tag' ); } elseif ( $this->get( 'tag' ) ) { $term = get_term_by( 'slug', $this->get( 'tag' ), 'post_tag' ); } } else { // For other tax queries, grab the first term from the first clause. if ( ! empty( $this->tax_query->queried_terms ) ) { $queried_taxonomies = array_keys( $this->tax_query->queried_terms ); $matched_taxonomy = reset( $queried_taxonomies ); $query = $this->tax_query->queried_terms[ $matched_taxonomy ]; if ( ! empty( $query['terms'] ) ) { if ( 'term_id' == $query['field'] ) { $term = get_term( reset( $query['terms'] ), $matched_taxonomy ); } else { $term = get_term_by( $query['field'], reset( $query['terms'] ), $matched_taxonomy ); } } } } if ( ! empty( $term ) && ! is_wp_error( $term ) ) { $this->queried_object = $term; $this->queried_object_id = (int) $term->term_id; if ( $this->is_category && 'category' === $this->queried_object->taxonomy ) { _make_cat_compat( $this->queried_object ); } } } elseif ( $this->is_post_type_archive ) { $post_type = $this->get( 'post_type' ); if ( is_array( $post_type ) ) { $post_type = reset( $post_type ); } $this->queried_object = get_post_type_object( $post_type ); } elseif ( $this->is_posts_page ) { $page_for_posts = get_option( 'page_for_posts' ); $this->queried_object = get_post( $page_for_posts ); $this->queried_object_id = (int) $this->queried_object->ID; } elseif ( $this->is_singular && ! empty( $this->post ) ) { $this->queried_object = $this->post; $this->queried_object_id = (int) $this->post->ID; } elseif ( $this->is_author ) { $this->queried_object_id = (int) $this->get( 'author' ); $this->queried_object = get_userdata( $this->queried_object_id ); } return $this->queried_object; } /** * Retrieve ID of the current queried object. * * @since 1.5.0 * * @return int */ public function get_queried_object_id() { $this->get_queried_object(); if ( isset( $this->queried_object_id ) ) { return $this->queried_object_id; } return 0; } /** * Constructor. * * Sets up the WordPress query, if parameter is not empty. * * @since 1.5.0 * * @param string|array $query URL query string or array of vars. */ public function __construct( $query = '' ) { if ( ! empty( $query ) ) { $this->query( $query ); } } /** * Make private properties readable for backward compatibility. * * @since 4.0.0 * * @param string $name Property to get. * @return mixed Property. */ public function __get( $name ) { if ( in_array( $name, $this->compat_fields ) ) { return $this->$name; } } /** * Make private properties checkable for backward compatibility. * * @since 4.0.0 * * @param string $name Property to check if set. * @return bool Whether the property is set. */ public function __isset( $name ) { if ( in_array( $name, $this->compat_fields ) ) { return isset( $this->$name ); } } /** * Make private/protected methods readable for backward compatibility. * * @since 4.0.0 * * @param string $name Method to call. * @param array $arguments Arguments to pass when calling. * @return mixed|false Return value of the callback, false otherwise. */ public function __call( $name, $arguments ) { if ( in_array( $name, $this->compat_methods ) ) { return call_user_func_array( array( $this, $name ), $arguments ); } return false; } /** * Is the query for an existing archive page? * * Month, Year, Category, Author, Post Type archive... * * @since 3.1.0 * * @return bool */ public function is_archive() { return (bool) $this->is_archive; } /** * Is the query for an existing post type archive page? * * @since 3.1.0 * * @param mixed $post_types Optional. Post type or array of posts types to check against. * @return bool */ public function is_post_type_archive( $post_types = '' ) { if ( empty( $post_types ) || ! $this->is_post_type_archive ) { return (bool) $this->is_post_type_archive; } $post_type = $this->get( 'post_type' ); if ( is_array( $post_type ) ) { $post_type = reset( $post_type ); } $post_type_object = get_post_type_object( $post_type ); return in_array( $post_type_object->name, (array) $post_types ); } /** * Is the query for an existing attachment page? * * @since 3.1.0 * * @param mixed $attachment Attachment ID, title, slug, or array of such. * @return bool */ public function is_attachment( $attachment = '' ) { if ( ! $this->is_attachment ) { return false; } if ( empty( $attachment ) ) { return true; } $attachment = array_map( 'strval', (array) $attachment ); $post_obj = $this->get_queried_object(); if ( in_array( (string) $post_obj->ID, $attachment ) ) { return true; } elseif ( in_array( $post_obj->post_title, $attachment ) ) { return true; } elseif ( in_array( $post_obj->post_name, $attachment ) ) { return true; } return false; } /** * Is the query for an existing author archive page? * * If the $author parameter is specified, this function will additionally * check if the query is for one of the authors specified. * * @since 3.1.0 * * @param mixed $author Optional. User ID, nickname, nicename, or array of User IDs, nicknames, and nicenames * @return bool */ public function is_author( $author = '' ) { if ( ! $this->is_author ) { return false; } if ( empty( $author ) ) { return true; } $author_obj = $this->get_queried_object(); $author = array_map( 'strval', (array) $author ); if ( in_array( (string) $author_obj->ID, $author ) ) { return true; } elseif ( in_array( $author_obj->nickname, $author ) ) { return true; } elseif ( in_array( $author_obj->user_nicename, $author ) ) { return true; } return false; } /** * Is the query for an existing category archive page? * * If the $category parameter is specified, this function will additionally * check if the query is for one of the categories specified. * * @since 3.1.0 * * @param mixed $category Optional. Category ID, name, slug, or array of Category IDs, names, and slugs. * @return bool */ public function is_category( $category = '' ) { if ( ! $this->is_category ) { return false; } if ( empty( $category ) ) { return true; } $cat_obj = $this->get_queried_object(); $category = array_map( 'strval', (array) $category ); if ( in_array( (string) $cat_obj->term_id, $category ) ) { return true; } elseif ( in_array( $cat_obj->name, $category ) ) { return true; } elseif ( in_array( $cat_obj->slug, $category ) ) { return true; } return false; } /** * Is the query for an existing tag archive page? * * If the $tag parameter is specified, this function will additionally * check if the query is for one of the tags specified. * * @since 3.1.0 * * @param mixed $tag Optional. Tag ID, name, slug, or array of Tag IDs, names, and slugs. * @return bool */ public function is_tag( $tag = '' ) { if ( ! $this->is_tag ) { return false; } if ( empty( $tag ) ) { return true; } $tag_obj = $this->get_queried_object(); $tag = array_map( 'strval', (array) $tag ); if ( in_array( (string) $tag_obj->term_id, $tag ) ) { return true; } elseif ( in_array( $tag_obj->name, $tag ) ) { return true; } elseif ( in_array( $tag_obj->slug, $tag ) ) { return true; } return false; } /** * Is the query for an existing custom taxonomy archive page? * * If the $taxonomy parameter is specified, this function will additionally * check if the query is for that specific $taxonomy. * * If the $term parameter is specified in addition to the $taxonomy parameter, * this function will additionally check if the query is for one of the terms * specified. * * @since 3.1.0 * * @global array $wp_taxonomies * * @param mixed $taxonomy Optional. Taxonomy slug or slugs. * @param mixed $term Optional. Term ID, name, slug or array of Term IDs, names, and slugs. * @return bool True for custom taxonomy archive pages, false for built-in taxonomies (category and tag archives). */ public function is_tax( $taxonomy = '', $term = '' ) { global $wp_taxonomies; if ( ! $this->is_tax ) { return false; } if ( empty( $taxonomy ) ) { return true; } $queried_object = $this->get_queried_object(); $tax_array = array_intersect( array_keys( $wp_taxonomies ), (array) $taxonomy ); $term_array = (array) $term; // Check that the taxonomy matches. if ( ! ( isset( $queried_object->taxonomy ) && count( $tax_array ) && in_array( $queried_object->taxonomy, $tax_array ) ) ) { return false; } // Only a Taxonomy provided. if ( empty( $term ) ) { return true; } return isset( $queried_object->term_id ) && count( array_intersect( array( $queried_object->term_id, $queried_object->name, $queried_object->slug ), $term_array ) ); } /** * Whether the current URL is within the comments popup window. * * @since 3.1.0 * @deprecated 4.5.0 * * @return bool */ public function is_comments_popup() { _deprecated_function( __FUNCTION__, '4.5.0' ); return false; } /** * Is the query for an existing date archive? * * @since 3.1.0 * * @return bool */ public function is_date() { return (bool) $this->is_date; } /** * Is the query for an existing day archive? * * @since 3.1.0 * * @return bool */ public function is_day() { return (bool) $this->is_day; } /** * Is the query for a feed? * * @since 3.1.0 * * @param string|array $feeds Optional feed types to check. * @return bool */ public function is_feed( $feeds = '' ) { if ( empty( $feeds ) || ! $this->is_feed ) { return (bool) $this->is_feed; } $qv = $this->get( 'feed' ); if ( 'feed' == $qv ) { $qv = get_default_feed(); } return in_array( $qv, (array) $feeds ); } /** * Is the query for a comments feed? * * @since 3.1.0 * * @return bool */ public function is_comment_feed() { return (bool) $this->is_comment_feed; } /** * Is the query for the front page of the site? * * This is for what is displayed at your site's main URL. * * Depends on the site's "Front page displays" Reading Settings 'show_on_front' and 'page_on_front'. * * If you set a static page for the front page of your site, this function will return * true when viewing that page. * * Otherwise the same as @see WP_Query::is_home() * * @since 3.1.0 * * @return bool True, if front of site. */ public function is_front_page() { // most likely case if ( 'posts' == get_option( 'show_on_front' ) && $this->is_home() ) { return true; } elseif ( 'page' == get_option( 'show_on_front' ) && get_option( 'page_on_front' ) && $this->is_page( get_option( 'page_on_front' ) ) ) { return true; } else { return false; } } /** * Is the query for the blog homepage? * * This is the page which shows the time based blog content of your site. * * Depends on the site's "Front page displays" Reading Settings 'show_on_front' and 'page_for_posts'. * * If you set a static page for the front page of your site, this function will return * true only on the page you set as the "Posts page". * * @see WP_Query::is_front_page() * * @since 3.1.0 * * @return bool True if blog view homepage. */ public function is_home() { return (bool) $this->is_home; } /** * Is the query for the Privacy Policy page? * * This is the page which shows the Privacy Policy content of your site. * * Depends on the site's "Change your Privacy Policy page" Privacy Settings 'wp_page_for_privacy_policy'. * * This function will return true only on the page you set as the "Privacy Policy page". * * @since 5.2.0 * * @return bool Whether the query is for the Privacy Policy page. */ public function is_privacy_policy() { if ( get_option( 'wp_page_for_privacy_policy' ) && $this->is_page( get_option( 'wp_page_for_privacy_policy' ) ) ) { return true; } else { return false; } } /** * Is the query for an existing month archive? * * @since 3.1.0 * * @return bool */ public function is_month() { return (bool) $this->is_month; } /** * Is the query for an existing single page? * * If the $page parameter is specified, this function will additionally * check if the query is for one of the pages specified. * * @see WP_Query::is_single() * @see WP_Query::is_singular() * * @since 3.1.0 * * @param int|string|array $page Optional. Page ID, title, slug, path, or array of such. Default empty. * @return bool Whether the query is for an existing single page. */ public function is_page( $page = '' ) { if ( ! $this->is_page ) { return false; } if ( empty( $page ) ) { return true; } $page_obj = $this->get_queried_object(); $page = array_map( 'strval', (array) $page ); if ( in_array( (string) $page_obj->ID, $page ) ) { return true; } elseif ( in_array( $page_obj->post_title, $page ) ) { return true; } elseif ( in_array( $page_obj->post_name, $page ) ) { return true; } else { foreach ( $page as $pagepath ) { if ( ! strpos( $pagepath, '/' ) ) { continue; } $pagepath_obj = get_page_by_path( $pagepath ); if ( $pagepath_obj && ( $pagepath_obj->ID == $page_obj->ID ) ) { return true; } } } return false; } /** * Is the query for paged result and not for the first page? * * @since 3.1.0 * * @return bool */ public function is_paged() { return (bool) $this->is_paged; } /** * Is the query for a post or page preview? * * @since 3.1.0 * * @return bool */ public function is_preview() { return (bool) $this->is_preview; } /** * Is the query for the robots file? * * @since 3.1.0 * * @return bool */ public function is_robots() { return (bool) $this->is_robots; } /** * Is the query for the favicon.ico file? * * @since 5.4.0 * * @return bool Whether the query is for the favicon.ico file. */ public function is_favicon() { return (bool) $this->is_favicon; } /** * Is the query for a search? * * @since 3.1.0 * * @return bool */ public function is_search() { return (bool) $this->is_search; } /** * Is the query for an existing single post? * * Works for any post type excluding pages. * * If the $post parameter is specified, this function will additionally * check if the query is for one of the Posts specified. * * @see WP_Query::is_page() * @see WP_Query::is_singular() * * @since 3.1.0 * * @param int|string|array $post Optional. Post ID, title, slug, path, or array of such. Default empty. * @return bool Whether the query is for an existing single post. */ public function is_single( $post = '' ) { if ( ! $this->is_single ) { return false; } if ( empty( $post ) ) { return true; } $post_obj = $this->get_queried_object(); $post = array_map( 'strval', (array) $post ); if ( in_array( (string) $post_obj->ID, $post ) ) { return true; } elseif ( in_array( $post_obj->post_title, $post ) ) { return true; } elseif ( in_array( $post_obj->post_name, $post ) ) { return true; } else { foreach ( $post as $postpath ) { if ( ! strpos( $postpath, '/' ) ) { continue; } $postpath_obj = get_page_by_path( $postpath, OBJECT, $post_obj->post_type ); if ( $postpath_obj && ( $postpath_obj->ID == $post_obj->ID ) ) { return true; } } } return false; } /** * Is the query for an existing single post of any post type (post, attachment, page, * custom post types)? * * If the $post_types parameter is specified, this function will additionally * check if the query is for one of the Posts Types specified. * * @see WP_Query::is_page() * @see WP_Query::is_single() * * @since 3.1.0 * * @param string|array $post_types Optional. Post type or array of post types. Default empty. * @return bool Whether the query is for an existing single post of any of the given post types. */ public function is_singular( $post_types = '' ) { if ( empty( $post_types ) || ! $this->is_singular ) { return (bool) $this->is_singular; } $post_obj = $this->get_queried_object(); return in_array( $post_obj->post_type, (array) $post_types ); } /** * Is the query for a specific time? * * @since 3.1.0 * * @return bool */ public function is_time() { return (bool) $this->is_time; } /** * Is the query for a trackback endpoint call? * * @since 3.1.0 * * @return bool */ public function is_trackback() { return (bool) $this->is_trackback; } /** * Is the query for an existing year archive? * * @since 3.1.0 * * @return bool */ public function is_year() { return (bool) $this->is_year; } /** * Is the query a 404 (returns no results)? * * @since 3.1.0 * * @return bool */ public function is_404() { return (bool) $this->is_404; } /** * Is the query for an embedded post? * * @since 4.4.0 * * @return bool */ public function is_embed() { return (bool) $this->is_embed; } /** * Is the query the main query? * * @since 3.3.0 * * @global WP_Query $wp_query Global WP_Query instance. * * @return bool */ public function is_main_query() { global $wp_the_query; return $wp_the_query === $this; } /** * Set up global post data. * * @since 4.1.0 * @since 4.4.0 Added the ability to pass a post ID to `$post`. * * @global int $id * @global WP_User $authordata * @global string $currentday * @global string $currentmonth * @global int $page * @global array $pages * @global int $multipage * @global int $more * @global int $numpages * * @param WP_Post|object|int $post WP_Post instance or Post ID/object. * @return true True when finished. */ public function setup_postdata( $post ) { global $id, $authordata, $currentday, $currentmonth, $page, $pages, $multipage, $more, $numpages; if ( ! ( $post instanceof WP_Post ) ) { $post = get_post( $post ); } if ( ! $post ) { return; } $elements = $this->generate_postdata( $post ); if ( false === $elements ) { return; } $id = $elements['id']; $authordata = $elements['authordata']; $currentday = $elements['currentday']; $currentmonth = $elements['currentmonth']; $page = $elements['page']; $pages = $elements['pages']; $multipage = $elements['multipage']; $more = $elements['more']; $numpages = $elements['numpages']; /** * Fires once the post data has been setup. * * @since 2.8.0 * @since 4.1.0 Introduced `$this` parameter. * * @param WP_Post $post The Post object (passed by reference). * @param WP_Query $this The current Query object (passed by reference). */ do_action_ref_array( 'the_post', array( &$post, &$this ) ); return true; } /** * Generate post data. * * @since 5.2.0 * * @param WP_Post|object|int $post WP_Post instance or Post ID/object. * @return array|bool $elements Elements of post or false on failure. */ public function generate_postdata( $post ) { if ( ! ( $post instanceof WP_Post ) ) { $post = get_post( $post ); } if ( ! $post ) { return false; } $id = (int) $post->ID; $authordata = get_userdata( $post->post_author ); $currentday = mysql2date( 'd.m.y', $post->post_date, false ); $currentmonth = mysql2date( 'm', $post->post_date, false ); $numpages = 1; $multipage = 0; $page = $this->get( 'page' ); if ( ! $page ) { $page = 1; } /* * Force full post content when viewing the permalink for the $post, * or when on an RSS feed. Otherwise respect the 'more' tag. */ if ( $post->ID === get_queried_object_id() && ( $this->is_page() || $this->is_single() ) ) { $more = 1; } elseif ( $this->is_feed() ) { $more = 1; } else { $more = 0; } $content = $post->post_content; if ( false !== strpos( $content, '<!--nextpage-->' ) ) { $content = str_replace( "\n<!--nextpage-->\n", '<!--nextpage-->', $content ); $content = str_replace( "\n<!--nextpage-->", '<!--nextpage-->', $content ); $content = str_replace( "<!--nextpage-->\n", '<!--nextpage-->', $content ); // Remove the nextpage block delimiters, to avoid invalid block structures in the split content. $content = str_replace( '<!-- wp:nextpage -->', '', $content ); $content = str_replace( '<!-- /wp:nextpage -->', '', $content ); // Ignore nextpage at the beginning of the content. if ( 0 === strpos( $content, '<!--nextpage-->' ) ) { $content = substr( $content, 15 ); } $pages = explode( '<!--nextpage-->', $content ); } else { $pages = array( $post->post_content ); } /** * Filters the "pages" derived from splitting the post content. * * "Pages" are determined by splitting the post content based on the presence * of `<!-- nextpage -->` tags. * * @since 4.4.0 * * @param string[] $pages Array of "pages" from the post content split by `<!-- nextpage -->` tags. * @param WP_Post $post Current post object. */ $pages = apply_filters( 'content_pagination', $pages, $post ); $numpages = count( $pages ); if ( $numpages > 1 ) { if ( $page > 1 ) { $more = 1; } $multipage = 1; } else { $multipage = 0; } $elements = compact( 'id', 'authordata', 'currentday', 'currentmonth', 'page', 'pages', 'multipage', 'more', 'numpages' ); return $elements; } /** * After looping through a nested query, this function * restores the $post global to the current post in this query. * * @since 3.7.0 * * @global WP_Post $post */ public function reset_postdata() { if ( ! empty( $this->post ) ) { $GLOBALS['post'] = $this->post; $this->setup_postdata( $this->post ); } } /** * Lazyload term meta for posts in the loop. * * @since 4.4.0 * @deprecated 4.5.0 See wp_queue_posts_for_term_meta_lazyload(). * * @param mixed $check * @param int $term_id * @return mixed */ public function lazyload_term_meta( $check, $term_id ) { _deprecated_function( __METHOD__, '4.5.0' ); return $check; } /** * Lazyload comment meta for comments in the loop. * * @since 4.4.0 * @deprecated 4.5.0 See wp_queue_comments_for_comment_meta_lazyload(). * * @param mixed $check * @param int $comment_id * @return mixed */ public function lazyload_comment_meta( $check, $comment_id ) { _deprecated_function( __METHOD__, '4.5.0' ); return $check; } }
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