/wp-includes/query.php
PHP | 3657 lines | 1836 code | 464 blank | 1357 comment | 537 complexity | 4b44e680d63a9ef8af7ea562a9f327a4 MD5 | raw file
Possible License(s): AGPL-1.0, LGPL-2.1, GPL-2.0
- <?php
- /**
- * WordPress Query API
- *
- * The query API attempts to get which part of WordPress to the user is on. It
- * also provides functionality to getting URL query information.
- *
- * @link http://codex.wordpress.org/The_Loop More information on The Loop.
- *
- * @package WordPress
- * @subpackage Query
- */
- /**
- * Retrieve variable in the WP_Query class.
- *
- * @see WP_Query::get()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @param string $var The variable key to retrieve.
- * @return mixed
- */
- function get_query_var($var) {
- global $wp_query;
- return $wp_query->get($var);
- }
- /**
- * Retrieve the currently-queried object. Wrapper for $wp_query->get_queried_object()
- *
- * @uses WP_Query::get_queried_object
- *
- * @since 3.1.0
- * @access public
- *
- * @return object
- */
- function get_queried_object() {
- global $wp_query;
- return $wp_query->get_queried_object();
- }
- /**
- * Retrieve ID of the current queried object. Wrapper for $wp_query->get_queried_object_id()
- *
- * @uses WP_Query::get_queried_object_id()
- *
- * @since 3.1.0
- * @access public
- *
- * @return int
- */
- function get_queried_object_id() {
- global $wp_query;
- return $wp_query->get_queried_object_id();
- }
- /**
- * Set query variable.
- *
- * @see WP_Query::set()
- * @since 2.2.0
- * @uses $wp_query
- *
- * @param string $var Query variable key.
- * @param mixed $value
- * @return null
- */
- function set_query_var($var, $value) {
- global $wp_query;
- return $wp_query->set($var, $value);
- }
- /**
- * Set up The Loop with query parameters.
- *
- * This will override the current WordPress Loop and shouldn't be used more than
- * once. This must not be used within the WordPress Loop.
- *
- * @since 1.5.0
- * @uses $wp_query
- *
- * @param string $query
- * @return array List of posts
- */
- function query_posts($query) {
- unset($GLOBALS['wp_query']);
- $GLOBALS['wp_query'] = new WP_Query();
- return $GLOBALS['wp_query']->query($query);
- }
- /**
- * Destroy the previous query and set up a new query.
- *
- * This should be used after {@link query_posts()} and before another {@link
- * query_posts()}. This will remove obscure bugs that occur when the previous
- * wp_query object is not destroyed properly before another is set up.
- *
- * @since 2.3.0
- * @uses $wp_query
- */
- function wp_reset_query() {
- unset($GLOBALS['wp_query']);
- $GLOBALS['wp_query'] = $GLOBALS['wp_the_query'];
- wp_reset_postdata();
- }
- /**
- * After looping through a separate query, this function restores
- * the $post global to the current post in the main query
- *
- * @since 3.0.0
- * @uses $wp_query
- */
- function wp_reset_postdata() {
- global $wp_query;
- if ( !empty($wp_query->post) ) {
- $GLOBALS['post'] = $wp_query->post;
- setup_postdata($wp_query->post);
- }
- }
- /*
- * Query type checks.
- */
- /**
- * Is the query for an existing archive page?
- *
- * Month, Year, Category, Author, Post Type archive...
- *
- * @see WP_Query::is_archive()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_archive() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_archive();
- }
- /**
- * Is the query for an existing post type archive page?
- *
- * @see WP_Query::is_post_type_archive()
- * @since 3.1.0
- * @uses $wp_query
- *
- * @param mixed $post_types Optional. Post type or array of posts types to check against.
- * @return bool
- */
- function is_post_type_archive( $post_types = '' ) {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_post_type_archive( $post_types );
- }
- /**
- * Is the query for an existing attachment page?
- *
- * @see WP_Query::is_attachment()
- * @since 2.0.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_attachment() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_attachment();
- }
- /**
- * 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.
- *
- * @see WP_Query::is_author()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @param mixed $author Optional. User ID, nickname, nicename, or array of User IDs, nicknames, and nicenames
- * @return bool
- */
- function is_author( $author = '' ) {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_author( $author );
- }
- /**
- * 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.
- *
- * @see WP_Query::is_category()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @param mixed $category Optional. Category ID, name, slug, or array of Category IDs, names, and slugs.
- * @return bool
- */
- function is_category( $category = '' ) {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_category( $category );
- }
- /**
- * 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.
- *
- * @see WP_Query::is_tag()
- * @since 2.3.0
- * @uses $wp_query
- *
- * @param mixed $slug Optional. Tag slug or array of slugs.
- * @return bool
- */
- function is_tag( $slug = '' ) {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_tag( $slug );
- }
- /**
- * Is the query for an existing 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.
- *
- * @see WP_Query::is_tax()
- * @since 2.5.0
- * @uses $wp_query
- *
- * @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
- */
- function is_tax( $taxonomy = '', $term = '' ) {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_tax( $taxonomy, $term );
- }
- /**
- * Whether the current URL is within the comments popup window.
- *
- * @see WP_Query::is_comments_popup()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_comments_popup() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_comments_popup();
- }
- /**
- * Is the query for an existing date archive?
- *
- * @see WP_Query::is_date()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_date() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_date();
- }
- /**
- * Is the query for an existing day archive?
- *
- * @see WP_Query::is_day()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_day() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_day();
- }
- /**
- * Is the query for a feed?
- *
- * @see WP_Query::is_feed()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @param string|array $feeds Optional feed types to check.
- * @return bool
- */
- function is_feed( $feeds = '' ) {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_feed( $feeds );
- }
- /**
- * Is the query for a comments feed?
- *
- * @see WP_Query::is_comments_feed()
- * @since 3.0.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_comment_feed() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->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 is_home()
- *
- * @see WP_Query::is_front_page()
- * @since 2.5.0
- * @uses is_home()
- * @uses get_option()
- *
- * @return bool True, if front of site.
- */
- function is_front_page() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_front_page();
- }
- /**
- * 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 is_front_page()
- *
- * @see WP_Query::is_home()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool True if blog view homepage.
- */
- function is_home() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_home();
- }
- /**
- * Is the query for an existing month archive?
- *
- * @see WP_Query::is_month()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_month() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->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 is_single()
- * @see is_singular()
- *
- * @see WP_Query::is_page()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @param mixed $page Page ID, title, slug, or array of such.
- * @return bool
- */
- function is_page( $page = '' ) {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_page( $page );
- }
- /**
- * Is the query for paged result and not for the first page?
- *
- * @see WP_Query::is_paged()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_paged() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_paged();
- }
- /**
- * Is the query for a post or page preview?
- *
- * @see WP_Query::is_preview()
- * @since 2.0.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_preview() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_preview();
- }
- /**
- * Is the query for the robots file?
- *
- * @see WP_Query::is_robots()
- * @since 2.1.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_robots() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_robots();
- }
- /**
- * Is the query for a search?
- *
- * @see WP_Query::is_search()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_search() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_search();
- }
- /**
- * Is the query for an existing single post?
- *
- * Works for any post type, except attachments and pages
- *
- * If the $post parameter is specified, this function will additionally
- * check if the query is for one of the Posts specified.
- *
- * @see is_page()
- * @see is_singular()
- *
- * @see WP_Query::is_single()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @param mixed $post Post ID, title, slug, or array of such.
- * @return bool
- */
- function is_single( $post = '' ) {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_single( $post );
- }
- /**
- * Is the query for an existing single post of any post type (post, attachment, page, ... )?
- *
- * If the $post_types parameter is specified, this function will additionally
- * check if the query is for one of the Posts Types specified.
- *
- * @see is_page()
- * @see is_single()
- *
- * @see WP_Query::is_singular()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @param mixed $post_types Optional. Post Type or array of Post Types
- * @return bool
- */
- function is_singular( $post_types = '' ) {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_singular( $post_types );
- }
- /**
- * Is the query for a specific time?
- *
- * @see WP_Query::is_time()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_time() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_time();
- }
- /**
- * Is the query for a trackback endpoint call?
- *
- * @see WP_Query::is_trackback()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_trackback() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_trackback();
- }
- /**
- * Is the query for an existing year archive?
- *
- * @see WP_Query::is_year()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_year() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_year();
- }
- /**
- * Is the query a 404 (returns no results)?
- *
- * @see WP_Query::is_404()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool
- */
- function is_404() {
- global $wp_query;
- if ( ! isset( $wp_query ) ) {
- _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
- return false;
- }
- return $wp_query->is_404();
- }
- /**
- * Is the query the main query?
- *
- * @since 3.3.0
- *
- * @return bool
- */
- function is_main_query() {
- global $wp_query;
- return $wp_query->is_main_query();
- }
- /*
- * The Loop. Post loop control.
- */
- /**
- * Whether current WordPress query has results to loop over.
- *
- * @see WP_Query::have_posts()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return bool
- */
- function have_posts() {
- global $wp_query;
- return $wp_query->have_posts();
- }
- /**
- * Whether the caller is in the Loop.
- *
- * @since 2.0.0
- * @uses $wp_query
- *
- * @return bool True if caller is within loop, false if loop hasn't started or ended.
- */
- function in_the_loop() {
- global $wp_query;
- return $wp_query->in_the_loop;
- }
- /**
- * Rewind the loop posts.
- *
- * @see WP_Query::rewind_posts()
- * @since 1.5.0
- * @uses $wp_query
- *
- * @return null
- */
- function rewind_posts() {
- global $wp_query;
- return $wp_query->rewind_posts();
- }
- /**
- * Iterate the post index in the loop.
- *
- * @see WP_Query::the_post()
- * @since 1.5.0
- * @uses $wp_query
- */
- function the_post() {
- global $wp_query;
- $wp_query->the_post();
- }
- /*
- * Comments loop.
- */
- /**
- * Whether there are comments to loop over.
- *
- * @see WP_Query::have_comments()
- * @since 2.2.0
- * @uses $wp_query
- *
- * @return bool
- */
- function have_comments() {
- global $wp_query;
- return $wp_query->have_comments();
- }
- /**
- * Iterate comment index in the comment loop.
- *
- * @see WP_Query::the_comment()
- * @since 2.2.0
- * @uses $wp_query
- *
- * @return object
- */
- function the_comment() {
- global $wp_query;
- return $wp_query->the_comment();
- }
- /*
- * WP_Query
- */
- /**
- * The WordPress Query class.
- *
- * @link http://codex.wordpress.org/Function_Reference/WP_Query Codex page.
- *
- * @since 1.5.0
- */
- class WP_Query {
- /**
- * Query vars set by the user
- *
- * @since 1.5.0
- * @access public
- * @var array
- */
- var $query;
- /**
- * Query vars, after parsing
- *
- * @since 1.5.0
- * @access public
- * @var array
- */
- var $query_vars = array();
- /**
- * Taxonomy query, as passed to get_tax_sql()
- *
- * @since 3.1.0
- * @access public
- * @var object WP_Tax_Query
- */
- var $tax_query;
- /**
- * Metadata query container
- *
- * @since 3.2.0
- * @access public
- * @var object WP_Meta_Query
- */
- var $meta_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
- * @access public
- * @var object|array
- */
- var $queried_object;
- /**
- * The ID of the queried object.
- *
- * @since 1.5.0
- * @access public
- * @var int
- */
- var $queried_object_id;
- /**
- * Get post database query.
- *
- * @since 2.0.1
- * @access public
- * @var string
- */
- var $request;
- /**
- * List of posts.
- *
- * @since 1.5.0
- * @access public
- * @var array
- */
- var $posts;
- /**
- * The amount of posts for the current query.
- *
- * @since 1.5.0
- * @access public
- * @var int
- */
- var $post_count = 0;
- /**
- * Index of the current item in the loop.
- *
- * @since 1.5.0
- * @access public
- * @var int
- */
- var $current_post = -1;
- /**
- * Whether the loop has started and the caller is in the loop.
- *
- * @since 2.0.0
- * @access public
- * @var bool
- */
- var $in_the_loop = false;
- /**
- * The current post ID.
- *
- * @since 1.5.0
- * @access public
- * @var object
- */
- var $post;
- /**
- * The list of comments for current post.
- *
- * @since 2.2.0
- * @access public
- * @var array
- */
- var $comments;
- /**
- * The amount of comments for the posts.
- *
- * @since 2.2.0
- * @access public
- * @var int
- */
- var $comment_count = 0;
- /**
- * The index of the comment in the comment loop.
- *
- * @since 2.2.0
- * @access public
- * @var int
- */
- var $current_comment = -1;
- /**
- * Current comment ID.
- *
- * @since 2.2.0
- * @access public
- * @var int
- */
- var $comment;
- /**
- * The amount of found posts for the current query.
- *
- * If limit clause was not used, equals $post_count.
- *
- * @since 2.1.0
- * @access public
- * @var int
- */
- var $found_posts = 0;
- /**
- * The amount of pages.
- *
- * @since 2.1.0
- * @access public
- * @var int
- */
- var $max_num_pages = 0;
- /**
- * The amount of comment pages.
- *
- * @since 2.7.0
- * @access public
- * @var int
- */
- var $max_num_comment_pages = 0;
- /**
- * Set if query is single post.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_single = false;
- /**
- * Set if query is preview of blog.
- *
- * @since 2.0.0
- * @access public
- * @var bool
- */
- var $is_preview = false;
- /**
- * Set if query returns a page.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_page = false;
- /**
- * Set if query is an archive list.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_archive = false;
- /**
- * Set if query is part of a date.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_date = false;
- /**
- * Set if query contains a year.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_year = false;
- /**
- * Set if query contains a month.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_month = false;
- /**
- * Set if query contains a day.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_day = false;
- /**
- * Set if query contains time.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_time = false;
- /**
- * Set if query contains an author.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_author = false;
- /**
- * Set if query contains category.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_category = false;
- /**
- * Set if query contains tag.
- *
- * @since 2.3.0
- * @access public
- * @var bool
- */
- var $is_tag = false;
- /**
- * Set if query contains taxonomy.
- *
- * @since 2.5.0
- * @access public
- * @var bool
- */
- var $is_tax = false;
- /**
- * Set if query was part of a search result.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_search = false;
- /**
- * Set if query is feed display.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_feed = false;
- /**
- * Set if query is comment feed display.
- *
- * @since 2.2.0
- * @access public
- * @var bool
- */
- var $is_comment_feed = false;
- /**
- * Set if query is trackback.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_trackback = false;
- /**
- * Set if query is blog homepage.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_home = false;
- /**
- * Set if query couldn't found anything.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_404 = false;
- /**
- * Set if query is within comments popup window.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_comments_popup = false;
- /**
- * Set if query is paged
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_paged = false;
- /**
- * Set if query is part of administration page.
- *
- * @since 1.5.0
- * @access public
- * @var bool
- */
- var $is_admin = false;
- /**
- * Set if query is an attachment.
- *
- * @since 2.0.0
- * @access public
- * @var bool
- */
- var $is_attachment = false;
- /**
- * Set if is single, is a page, or is an attachment.
- *
- * @since 2.1.0
- * @access public
- * @var bool
- */
- var $is_singular = false;
- /**
- * Set if query is for robots.
- *
- * @since 2.1.0
- * @access public
- * @var bool
- */
- var $is_robots = false;
- /**
- * Set if query contains posts.
- *
- * Basically, the homepage if the option isn't set for the static homepage.
- *
- * @since 2.1.0
- * @access public
- * @var bool
- */
- var $is_posts_page = false;
- /**
- * Set if query is for a post type archive.
- *
- * @since 3.1.0
- * @access public
- * @var bool
- */
- var $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
- * @access private
- */
- var $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
- * @access private
- */
- var $query_vars_changed = true;
- /**
- * Set if post thumbnails are cached
- *
- * @since 3.2.0
- * @access public
- * @var bool
- */
- var $thumbnails_cached = false;
- /**
- * Resets query flags to false.
- *
- * The query flags are what page info WordPress was able to figure out.
- *
- * @since 2.0.0
- * @access 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_404 = false;
- $this->is_comments_popup = false;
- $this->is_paged = false;
- $this->is_admin = false;
- $this->is_attachment = false;
- $this->is_singular = false;
- $this->is_robots = false;
- $this->is_posts_page = false;
- $this->is_post_type_archive = false;
- }
- /**
- * Initiates object properties and sets default values.
- *
- * @since 1.5.0
- * @access public
- */
- function init() {
- unset($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
- * @access public
- */
- function parse_query_vars() {
- $this->parse_query();
- }
- /**
- * Fills in the query variables, which do not exist within the parameter.
- *
- * @since 2.1.0
- * @access public
- *
- * @param array $array Defined query variables.
- * @return array Complete query variables with undefined ones filled in empty.
- */
- function fill_query_vars($array) {
- $keys = array(
- 'error'
- , 'm'
- , 'p'
- , 'post_parent'
- , 'subpost'
- , 'subpost_id'
- , 'attachment'
- , 'attachment_id'
- , 'name'
- , 'static'
- , 'pagename'
- , 'page_id'
- , 'second'
- , 'minute'
- , 'hour'
- , 'day'
- , 'monthnum'
- , 'year'
- , 'w'
- , 'category_name'
- , 'tag'
- , 'cat'
- , 'tag_id'
- , 'author_name'
- , 'feed'
- , 'tb'
- , 'paged'
- , 'comments_popup'
- , 'meta_key'
- , 'meta_value'
- , 'preview'
- , 's'
- , 'sentence'
- , 'fields'
- , 'menu_order'
- );
- 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',
- 'tag__in', 'tag__not_in', 'tag__and', 'tag_slug__in', 'tag_slug__and');
- 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
- * @access public
- *
- * @param string|array $query Optional query.
- */
- function parse_query( $query = '' ) {
- if ( ! empty( $query ) ) {
- $this->init();
- $this->query = $this->query_vars = wp_parse_args( $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;
- $qv['p'] = absint($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']);
- $qv['m'] = absint($qv['m']);
- $qv['paged'] = absint($qv['paged']);
- $qv['cat'] = preg_replace( '|[^0-9,-]|', '', $qv['cat'] ); // comma separated list of positive or negative integers
- $qv['pagename'] = trim( $qv['pagename'] );
- $qv['name'] = trim( $qv['name'] );
- 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']);
- // 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['hour']) && ('' !== $qv['minute']) &&('' !== $qv['second']) && ('' != $qv['year']) && ('' != $qv['monthnum']) && ('' != $qv['day']) ) {
- // If year, month, day, hour, minute, and second are set, a single
- // post is being queried.
- $this->is_single = true;
- } elseif ( '' != $qv['static'] || '' != $qv['pagename'] || !empty($qv['page_id']) ) {
- $this->is_page = true;
- $this->is_single = false;
- } else {
- // Look for archive queries. Dates, categories, authors, search, post type archives.
- if ( !empty($qv['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 ) {
- $this->is_day = true;
- $this->is_date = true;
- }
- }
- if ( $qv['monthnum'] ) {
- if ( ! $this->is_date ) {
- $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 ) {
- $this->is_time = true;
- } else if ( strlen($qv['m']) > 7 ) {
- $this->is_day = true;
- } else if ( strlen($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 ( '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['tb'] )
- $this->is_trackback = true;
- if ( '' != $qv['paged'] && ( intval($qv['paged']) > 1 ) )
- $this->is_paged = true;
- if ( '' != $qv['comments_popup'] )
- $this->is_comments_popup = 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 || $this->is_trackback || $this->is_404 || $this->is_admin || $this->is_comments_popup || $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']);
- 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 ( !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 ( $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;
- $this->is_posts_page = true;
- }
- }
- if ( !empty($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->query_vars_hash = md5( serialize( $this->query_vars ) );
- $this->query_vars_changed = false;
- do_action_ref_array('parse_query', array(&$this));
- }
- /*
- * Parses various taxonomy related query vars.
- *
- * @access protected
- * @since 3.1.0
- *
- * @param array &$q The query variables
- */
- function parse_tax_query( &$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 ( $GLOBALS['wp_taxonomies'] 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 ( isset( $t->rewrite['hierarchical'] ) && $t->rewrite['hierarchical'] ) {
- $q[$t->query_var] = wp_basename( $q[$t->query_var] );
- }
- $term = $q[$t->query_var];
- 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( '/[,]+/', $term )
- ) );
- }
- }
- }
- // Category stuff
- if ( !empty($q['cat']) && '0' != $q['cat'] && !$this->is_singular && $this->query_vars_changed ) {
- $q['cat'] = ''.urldecode($q['cat']).'';
- $q['cat'] = addslashes_gpc($q['cat']);
- $cat_array = preg_split('/[,\s]+/', $q['cat']);
- $q['cat'] = '';
- $req_cats = array();
- foreach ( (array) $cat_array as $cat ) {
- $cat = intval($cat);
- $req_cats[] = $cat;
- $in = ($cat > 0);
- $cat = abs($cat);
- if ( $in ) {
- $q['category__in'][] = $cat;
- $q['category__in'] = array_merge( $q['category__in'], get_term_children($cat, 'category') );
- } else {
- $q['category__not_in'][] = $cat;
- $q['category__not_in'] = array_merge( $q['category__not_in'], get_term_children($cat, 'category') );
- }
- }
- $q['cat'] = implode(',', $req_cats);
- }
- if ( !empty($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
- );
- }
- // 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;
- }
- } else if ( 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 );
- }
- /**
- * Sets the 404 property and saves whether query is feed.
- *
- * @since 2.0.0
- * @access public
- */
- function set_404() {
- $is_feed = $this->is_feed;
- $this->init_query_flags();
- $this->is_404 = true;
- $this->is_feed = $is_feed;
- }
- /**
- * Retrieve query variable.
- *
- * @since 1.5.0
- * @access public
- *
- * @param string $query_var Query variable key.
- * @return mixed
- */
- function get($query_var) {
- if ( isset($this->query_vars[$query_var]) )
- return $this->query_vars[$query_var];
- return '';
- }
- /**
- * Set query variable.
- *
- * @since 1.5.0
- * @access public
- *
- * @param string $query_var Query variable key.
- * @param mixed $value Query variable value.
- */
- function set($query_var, $value) {
- $this->query_vars[$query_var] = $value;
- }
- /**
- * Retrieve the 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
- * @access public
- * @uses do_action_ref_array() Calls 'pre_get_posts' hook before retrieving posts.
- *
- * @return array List of posts.
- */
- function get_posts() {
- global $wpdb, $user_ID, $_wp_using_ext_object_cache;
- $this->parse_query();
- do_action_ref_array('pre_get_posts', array(&$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 = '';
- $fields = '';
- $post_status_join = false;
- $page = 1;
- if ( isset( $q['caller_get_posts'] ) ) {
- _deprecated_argument( 'WP_Query', '3.1', __( '"caller_get_posts" is deprecated. Use "ignore_sticky_posts" instead.' ) );
- 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['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 = $q['post_type'];
- if ( !isset($q['posts_per_page']) || $q['posts_per_page'] == 0 )
- $q['posts_per_page'] = get_option('posts_per_page');
- if ( isset($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 ) {
- $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']);
- else if ( $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'];
- // If a month is specified in the querystring, load that month
- if ( $q['m'] ) {
- $q['m'] = '' . preg_replace('|[^0-9]|', '', $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);
- }
- if ( '' !== $q['hour'] )
- $where .= " AND HOUR($wpdb->posts.post_date)='" . $q['hour'] . "'";
- if ( '' !== $q['minute'] )
- $where .= " AND MINUTE($wpdb->posts.post_date)='" . $q['minute'] . "'";
- if ( '' !== $q['second'] )
- $where .= " AND SECOND($wpdb->posts.post_date)='" . $q['second'] . "'";
- if ( $q['year'] )
- $where .= " AND YEAR($wpdb->posts.post_date)='" . $q['year'] . "'";
- if ( $q['monthnum'] )
- $where .= " AND MONTH($wpdb->posts.post_date)='" . $q['monthnum'] . "'";
- if ( $q['day'] )
- $where .= " AND DAYOFMONTH($wpdb->posts.post_date)='" . $q['day'] . "'";
- // If we've got a post_type AND its not "any" post_type.
- if ( !empty($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 ( ! $ptype_obj->hierarchical || strpos($q[ $ptype_obj->query_var ], '/') === false ) {
- // Non-hierarchical post_types & parent-level-hierarchical post_types can directly use 'name'
- $q['name'] = $q[ $ptype_obj->query_var ];
- } else {
- // Hierarchical post_types will operate through the
- $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['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 = $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'] . "'";
- }
- if ( $q['w'] )
- $where .= ' AND ' . _wp_mysql_week( "`$wpdb->posts`.`post_date`" ) . " = '" . $q['w'] . "'";
- if ( intval($q['comments_popup']) )
- $q['p'] = absint($q['comments_popup']);
- // 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'] );
- 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 = " . $q['page_id'];
- }
- }
- // If a search pattern is specified, load the posts that match
- if ( !empty($q['s']) ) {
- // 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']);
- if ( !empty($q['sentence']) ) {
- $q['search_terms'] = array($q['s']);
- } else {
- preg_match_all('/".*?("|$)|((?<=[\r\n\t ",+])|^)[^\r\n\t ",+]+/', $q['s'], $matches);
- $q['search_terms'] = array_map('_search_terms_tidy', $matches[0]);
- }
- $n = !empty($q['exact']) ? '' : '%';
- $searchand = '';
- foreach( (array) $q['search_terms'] as $term ) {
- $term = esc_sql( like_escape( $term ) );
- $search .= "{$searchand}(($wpdb->posts.post_title LIKE '{$n}{$term}{$n}') OR ($wpdb->posts.post_content LIKE '{$n}{$term}{$n}'))";
- $searchand = ' AND ';
- }
- if ( !empty($search) ) {
- $search = " AND ({$search}) ";
- if ( !is_user_logged_in() )
- $search .= " AND ($wpdb->posts.post_password = '') ";
- }
- }
- // Allow plugins to contextually add/remove/modify the search section of the database query
- $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 = wp_list_pluck( $this->tax_query->queries, 'taxonomy' );
- foreach ( get_post_types( array( 'exclude_from_search' => false ) ) as $pt ) {
- if ( array_intersect( $taxonomies, get_object_taxonomies( $pt ) ) )
- $post_type[] = $pt;
- }
- if ( ! $post_type )
- $post_type = 'any';
- $post_status_join = true;
- } elseif ( in_array('attachment', (array) $post_type) ) {
- $post_status_join = true;
- }
- }
- // Back-compat
- if ( !empty($this->tax_query->queries) ) {
- $tax_query_in_and = wp_list_filter( $this->tax_query->queries, array( 'operator' => 'NOT IN' ), 'NOT' );
- if ( !empty( $tax_query_in_and ) ) {
- if ( !isset( $q['taxonomy'] ) ) {
- foreach ( $tax_query_in_and as $a_tax_query ) {
- if ( !in_array( $a_tax_query['taxonomy'], array( 'category', 'post_tag' ) ) ) {
- $q['taxonomy'] = $a_tax_query['taxonomy'];
- if ( 'slug' == $a_tax_query['field'] )
- $q['term'] = $a_tax_query['terms'][0];
- else
- $q['term_id'] = $a_tax_query['terms'][0];
- break;
- }
- }
- }
- $cat_query = wp_list_filter( $tax_query_in_and, array( 'taxonomy' => 'category' ) );
- if ( !empty( $cat_query ) ) {
- $cat_query = reset( $cat_query );
- $the_cat = get_term_by( $cat_query['field'], $cat_query['terms'][0], 'category' );
- if ( $the_cat ) {
- $this->set( 'cat', $the_cat->term_id );
- $this->set( 'category_name', $the_cat->slug );
- }
- unset( $the_cat );
- }
- unset( $cat_query );
- $tag_query = wp_list_filter( $tax_query_in_and, array( 'taxonomy' => 'post_tag' ) );
- if ( !empty( $tag_query ) ) {
- $tag_query = reset( $tag_query );
- $the_tag = get_term_by( $tag_query['field'], $tag_query['terms'][0], 'post_tag' );
- if ( $the_tag ) {
- $this->set( 'tag_id', $the_tag->term_id );
- }
- unset( $the_tag );
- }
- unset( $tag_query );
- }
- }
- 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') ) {
- $whichauthor = '';
- } else {
- $q['author'] = (string)urldecode($q['author']);
- $q['author'] = addslashes_gpc($q['author']);
- if ( strpos($q['author'], '-') !== false ) {
- $eq = '!=';
- $andor = 'AND';
- $q['author'] = explode('-', $q['author']);
- $q['author'] = (string)absint($q['author'][1]);
- } else {
- $eq = '=';
- $andor = 'OR';
- }
- $author_array = preg_split('/[,\s]+/', $q['author']);
- $_author_array = array();
- foreach ( $author_array as $key => $_author )
- $_author_array[] = "$wpdb->posts.post_author " . $eq . ' ' . absint($_author);
- $whichauthor .= ' AND (' . implode(" $andor ", $_author_array) . ')';
- unset($author_array, $_author_array);
- }
- // 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']) . ')';
- }
- // 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 . $whichmimetype;
- if ( empty($q['order']) || ((strtoupper($q['order']) != 'ASC') && (strtoupper($q['order']) != 'DESC')) )
- $q['order'] = 'DESC';
- // Order by
- if ( empty($q['orderby']) ) {
- $orderby = "$wpdb->posts.post_date " . $q['order'];
- } elseif ( 'none' == $q['orderby'] ) {
- $orderby = '';
- } elseif ( $q['orderby'] == 'post__in' && ! empty( $post__in ) ) {
- $orderby = "FIELD( {$wpdb->posts}.ID, $post__in )";
- } else {
- // Used to filter values
- $allowed_keys = array('name', 'author', 'date', 'title', 'modified', 'menu_order', 'parent', 'ID', 'rand', 'comment_count');
- if ( !empty($q['meta_key']) ) {
- $allowed_keys[] = $q['meta_key'];
- $allowed_keys[] = 'meta_value';
- $allowed_keys[] = 'meta_value_num';
- }
- $q['orderby'] = urldecode($q['orderby']);
- $q['orderby'] = addslashes_gpc($q['orderby']);
- $orderby_array = array();
- foreach ( explode( ' ', $q['orderby'] ) as $i => $orderby ) {
- // Only allow certain values for safety
- if ( ! in_array($orderby, $allowed_keys) )
- continue;
- switch ( $orderby ) {
- case 'menu_order':
- $orderby = "$wpdb->posts.menu_order";
- break;
- case 'ID':
- $orderby = "$wpdb->posts.ID";
- break;
- case 'rand':
- $orderby = 'RAND()';
- break;
- case $q['meta_key']:
- case 'meta_value':
- $orderby = "$wpdb->postmeta.meta_value";
- break;
- case 'meta_value_num':
- $orderby = "$wpdb->postmeta.meta_value+0";
- break;
- case 'comment_count':
- $orderby = "$wpdb->posts.comment_count";
- break;
- default:
- $orderby = "$wpdb->posts.post_" . $orderby;
- }
- $orderby_array[] = $orderby;
- }
- $orderby = implode( ',', $orderby_array );
- if ( empty( $orderby ) )
- $orderby = "$wpdb->posts.post_date ".$q['order'];
- else
- $orderby .= " {$q['order']}";
- }
- if ( is_array( $post_type ) ) {
- $post_type_cap = 'multiple_post_type';
- } else {
- $post_type_object = get_post_type_object( $post_type );
- if ( empty( $post_type_object ) )
- $post_type_cap = $post_type;
- }
- if ( 'any' == $post_type ) {
- $in_search_post_types = get_post_types( array('exclude_from_search' => false) );
- if ( ! empty( $in_search_post_types ) )
- $where .= $wpdb->prepare(" AND $wpdb->posts.post_type IN ('" . join("', '", $in_search_post_types ) . "')");
- } elseif ( !empty( $post_type ) && is_array( $post_type ) ) {
- $where .= " AND $wpdb->posts.post_type IN ('" . join("', '", $post_type) . "')";
- } elseif ( ! empty( $post_type ) ) {
- $where .= " AND $wpdb->posts.post_type = '$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' );
- }
- if ( ! empty( $post_type_object ) ) {
- $edit_cap = $post_type_object->cap->edit_post;
- $read_cap = $post_type_object->cap->read_post;
- $edit_others_cap = $post_type_object->cap->edit_others_posts;
- $read_private_cap = $post_type_object->cap->read_private_posts;
- } else {
- $edit_cap = 'edit_' . $post_type_cap;
- $read_cap = 'read_' . $post_type_cap;
- $edit_others_cap = 'edit_others_' . $post_type_cap . 's';
- $read_private_cap = 'read_private_' . $post_type_cap . 's';
- }
- 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 )
- $e_status[] = "$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) . "))";
- }
- foreach ( $statuswheres as $statuswhere )
- $where .= " AND $statuswhere";
- } elseif ( !$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 .= ')';
- }
- if ( !empty( $this->meta_query->queries ) ) {
- $clauses = $this->meta_query->get_sql( 'post', $wpdb->posts, 'ID', $this );
- $join .= $clauses['join'];
- $where .= $clauses['where'];
- }
- // Apply filters on where and join prior to paging so that any
- // manipulations to them are reflected in the paging by day queries.
- if ( !$q['suppress_filters'] ) {
- $where = apply_filters_ref_array('posts_where', array( $where, &$this ) );
- $join = apply_filters_ref_array('posts_join', array( $join, &$this ) );
- }
- // Paging
- if ( empty($q['nopaging']) && !$this->is_singular ) {
- $page = absint($q['paged']);
- if ( !$page )
- $page = 1;
- if ( empty($q['offset']) ) {
- $pgstrt = ($page - 1) * $q['posts_per_page'] . ', ';
- } else { // we're ignoring $page and using 'offset'
- $q['offset'] = absint($q['offset']);
- $pgstrt = $q['offset'] . ', ';
- }
- $limits = 'LIMIT ' . $pgstrt . $q['posts_per_page'];
- }
- // Comments feeds
- if ( $this->is_comment_feed && ( $this->is_archive || $this->is_search || !$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' AND comment_approved = '1'";
- $cgroupby = '';
- }
- if ( !$q['suppress_filters'] ) {
- $cjoin = apply_filters_ref_array('comment_feed_join', array( $cjoin, &$this ) );
- $cwhere = apply_filters_ref_array('comment_feed_where', array( $cwhere, &$this ) );
- $cgroupby = apply_filters_ref_array('comment_feed_groupby', array( $cgroupby, &$this ) );
- $corderby = apply_filters_ref_array('comment_feed_orderby', array( 'comment_date_gmt DESC', &$this ) );
- $climits = apply_filters_ref_array('comment_feed_limits', array( 'LIMIT ' . get_option('posts_per_rss'), &$this ) );
- }
- $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : '';
- $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : '';
- $this->comments = (array) $wpdb->get_results("SELECT $distinct $wpdb->comments.* FROM $wpdb->comments $cjoin $cwhere $cgroupby $corderby $climits");
- $this->comment_count = count($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'] ) {
- $where = apply_filters_ref_array( 'posts_where_paged', array( $where, &$this ) );
- $groupby = apply_filters_ref_array( 'posts_groupby', array( $groupby, &$this ) );
- $join = apply_filters_ref_array( 'posts_join_paged', array( $join, &$this ) );
- $orderby = apply_filters_ref_array( 'posts_orderby', array( $orderby, &$this ) );
- $distinct = apply_filters_ref_array( 'posts_distinct', array( $distinct, &$this ) );
- $limits = apply_filters_ref_array( 'post_limits', array( $limits, &$this ) );
- $fields = apply_filters_ref_array( 'posts_fields', array( $fields, &$this ) );
- // Filter all clauses at once, for convenience
- $clauses = (array) apply_filters_ref_array( 'posts_clauses', array( compact( $pieces ), &$this ) );
- foreach ( $pieces as $piece )
- $$piece = isset( $clauses[ $piece ] ) ? $clauses[ $piece ] : '';
- }
- // Announce current selection parameters. For use by caching plugins.
- do_action( 'posts_selection', $where . $groupby . $orderby . $limits . $join );
- // Filter again for the benefit of caching plugins. Regular plugins should use the hooks above.
- if ( !$q['suppress_filters'] ) {
- $where = apply_filters_ref_array( 'posts_where_request', array( $where, &$this ) );
- $groupby = apply_filters_ref_array( 'posts_groupby_request', array( $groupby, &$this ) );
- $join = apply_filters_ref_array( 'posts_join_request', array( $join, &$this ) );
- $orderby = apply_filters_ref_array( 'posts_orderby_request', array( $orderby, &$this ) );
- $distinct = apply_filters_ref_array( 'posts_distinct_request', array( $distinct, &$this ) );
- $fields = apply_filters_ref_array( 'posts_fields_request', array( $fields, &$this ) );
- $limits = apply_filters_ref_array( 'post_limits_request', array( $limits, &$this ) );
- // Filter all clauses at once, for convenience
- $clauses = (array) apply_filters_ref_array( 'posts_clauses_request', array( compact( $pieces ), &$this ) );
- foreach ( $pieces as $piece )
- $$piece = isset( $clauses[ $piece ] ) ? $clauses[ $piece ] : '';
- }
- if ( ! empty($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';
- $this->request = $old_request = "SELECT $found_rows $distinct $fields FROM $wpdb->posts $join WHERE 1=1 $where $groupby $orderby $limits";
- if ( !$q['suppress_filters'] ) {
- $this->request = apply_filters_ref_array( 'posts_request', array( $this->request, &$this ) );
- }
- if ( 'ids' == $q['fields'] ) {
- $this->posts = $wpdb->get_col( $this->request );
- $this->post_count = count( $this->posts );
- $this->set_found_posts( $q, $limits );
- return $this->posts;
- }
- if ( 'id=>parent' == $q['fields'] ) {
- $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 $post )
- $r[ $post->ID ] = $post->post_parent;
- return $r;
- }
- $split_the_query = ( $old_request == $this->request && "$wpdb->posts.*" == $fields && !empty( $limits ) && $q['posts_per_page'] < 500 );
- $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";
- $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', $this->posts );
- // Raw results filter. Prior to status checks.
- if ( !$q['suppress_filters'] )
- $this->posts = apply_filters_ref_array('posts_results', array( $this->posts, &$this ) );
- if ( !empty($this->posts) && $this->is_comment_feed && $this->is_singular ) {
- $cjoin = apply_filters_ref_array('comment_feed_join', array( '', &$this ) );
- $cwhere = apply_filters_ref_array('comment_feed_where', array( "WHERE comment_post_ID = '{$this->posts[0]->ID}' AND comment_approved = '1'", &$this ) );
- $cgroupby = apply_filters_ref_array('comment_feed_groupby', array( '', &$this ) );
- $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : '';
- $corderby = apply_filters_ref_array('comment_feed_orderby', array( 'comment_date_gmt DESC', &$this ) );
- $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : '';
- $climits = apply_filters_ref_array('comment_feed_limits', array( 'LIMIT ' . get_option('posts_per_rss'), &$this ) );
- $comments_request = "SELECT $wpdb->comments.* FROM $wpdb->comments $cjoin $cwhere $cgroupby $corderby $climits";
- $this->comments = $wpdb->get_results($comments_request);
- $this->comment_count = count($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]);
- $post_status_obj = get_post_status_object($status);
- //$type = get_post_type($this->posts[0]);
- if ( !$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();
- }
- }
- }
- if ( $this->is_preview && $this->posts && current_user_can( $edit_cap, $this->posts[0]->ID ) )
- $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 ) );
- $sticky_offset++;
- }
- }
- }
- if ( !$q['suppress_filters'] )
- $this->posts = apply_filters_ref_array('the_posts', array( $this->posts, &$this ) );
- $this->post_count = count( $this->posts );
- // 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->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']);
- if ( $this->post_count > 0 ) {
- $this->post = $this->posts[0];
- }
- 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
- * @access 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 ) )
- $this->found_posts = $wpdb->get_var( apply_filters_ref_array( 'found_posts_query', array( 'SELECT FOUND_ROWS()', &$this ) ) );
- else
- $this->found_posts = count( $this->posts );
- $this->found_posts = 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
- * @access public
- *
- * @return WP_Post Next post.
- */
- 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
- * @access public
- * @uses $post
- * @uses do_action_ref_array() Calls 'loop_start' if loop has just started
- */
- function the_post() {
- global $post;
- $this->in_the_loop = true;
- if ( $this->current_post == -1 ) // loop has just started
- do_action_ref_array('loop_start', array(&$this));
- $post = $this->next_post();
- setup_postdata($post);
- }
- /**
- * Whether there are more posts available in the loop.
- *
- * Calls action 'loop_end', when the loop is complete.
- *
- * @since 1.5.0
- * @access public
- * @uses do_action_ref_array() Calls 'loop_end' if loop is ended
- *
- * @return bool True if posts are available, false if end of loop.
- */
- function have_posts() {
- if ( $this->current_post + 1 < $this->post_count ) {
- return true;
- } elseif ( $this->current_post + 1 == $this->post_count && $this->post_count > 0 ) {
- do_action_ref_array('loop_end', array(&$this));
- // Do some cleaning up after the loop
- $this->rewind_posts();
- }
- $this->in_the_loop = false;
- return false;
- }
- /**
- * Rewind the posts and reset post index.
- *
- * @since 1.5.0
- * @access public
- */
- function rewind_posts() {
- $this->current_post = -1;
- if ( $this->post_count > 0 ) {
- $this->post = $this->posts[0];
- }
- }
- /**
- * Iterate current comment index and return comment object.
- *
- * @since 2.2.0
- * @access public
- *
- * @return object Comment object.
- */
- 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
- * @access public
- * @global object $comment Current comment.
- * @uses do_action() Calls 'comment_loop_start' hook when first comment is processed.
- */
- function the_comment() {
- global $comment;
- $comment = $this->next_comment();
- if ( $this->current_comment == 0 ) {
- do_action('comment_loop_start');
- }
- }
- /**
- * Whether there are more comments available.
- *
- * Automatically rewinds comments when finished.
- *
- * @since 2.2.0
- * @access public
- *
- * @return bool True, if more comments. False, if no more posts.
- */
- 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
- * @access 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
- * @access public
- *
- * @param string $query URL query string.
- * @return array List of posts.
- */
- function query( $query ) {
- $this->init();
- $this->query = $this->query_vars = wp_parse_args( $query );
- return $this->get_posts();
- }
- /**
- * Retrieve queried object.
- *
- * If queried object is not set, then the queried object will be set from
- * the category, tag, taxonomy, posts page, single post, page, or author
- * query variable. After it is set up, it will be returned.
- *
- * @since 1.5.0
- * @access public
- *
- * @return object
- */
- function get_queried_object() {
- if ( isset($this->queried_object) )
- return $this->queried_object;
- $this->queried_object = null;
- $this->queried_object_id = 0;
- if ( $this->is_category || $this->is_tag || $this->is_tax ) {
- $tax_query_in_and = wp_list_filter( $this->tax_query->queries, array( 'operator' => 'NOT IN' ), 'NOT' );
- $query = reset( $tax_query_in_and );
- if ( 'term_id' == $query['field'] )
- $term = get_term( reset( $query['terms'] ), $query['taxonomy'] );
- else
- $term = get_term_by( $query['field'], reset( $query['terms'] ), $query['taxonomy'] );
- if ( $term && ! is_wp_error($term) ) {
- $this->queried_object = $term;
- $this->queried_object_id = (int) $term->term_id;
- if ( $this->is_category )
- _make_cat_compat( $this->queried_object );
- }
- } elseif ( $this->is_post_type_archive ) {
- $this->queried_object = get_post_type_object( $this->get('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 ( $this->is_singular && !is_null($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
- * @access public
- *
- * @return int
- */
- 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
- * @access public
- *
- * @param string $query URL query string.
- * @return WP_Query
- */
- function __construct($query = '') {
- if ( ! empty($query) ) {
- $this->query($query);
- }
- }
- /**
- * Is the query for an existing archive page?
- *
- * Month, Year, Category, Author, Post Type archive...
- *
- * @since 3.1.0
- *
- * @return bool
- */
- 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
- */
- 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_object = $this->get_queried_object();
- return in_array( $post_type_object->name, (array) $post_types );
- }
- /**
- * Is the query for an existing attachment page?
- *
- * @since 3.1.0
- *
- * @return bool
- */
- function is_attachment() {
- return (bool) $this->is_attachment;
- }
- /**
- * 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
- */
- function is_author( $author = '' ) {
- if ( !$this->is_author )
- return false;
- if ( empty($author) )
- return true;
- $author_obj = $this->get_queried_object();
- $author = (array) $author;
- if ( in_array( $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
- */
- function is_category( $category = '' ) {
- if ( !$this->is_category )
- return false;
- if ( empty($category) )
- return true;
- $cat_obj = $this->get_queried_object();
- $category = (array) $category;
- if ( in_array( $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 $slug Optional. Tag slug or array of slugs.
- * @return bool
- */
- function is_tag( $slug = '' ) {
- if ( !$this->is_tag )
- return false;
- if ( empty( $slug ) )
- return true;
- $tag_obj = $this->get_queried_object();
- $slug = (array) $slug;
- if ( in_array( $tag_obj->slug, $slug ) )
- return true;
- return false;
- }
- /**
- * Is the query for an existing 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
- *
- * @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
- */
- 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
- *
- * @return bool
- */
- function is_comments_popup() {
- return (bool) $this->is_comments_popup;
- }
- /**
- * Is the query for an existing date archive?
- *
- * @since 3.1.0
- *
- * @return bool
- */
- function is_date() {
- return (bool) $this->is_date;
- }
- /**
- * Is the query for an existing day archive?
- *
- * @since 3.1.0
- *
- * @return bool
- */
- 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
- */
- 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
- */
- 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
- * @uses is_home()
- * @uses get_option()
- *
- * @return bool True, if front of site.
- */
- 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.
- */
- function is_home() {
- return (bool) $this->is_home;
- }
- /**
- * Is the query for an existing month archive?
- *
- * @since 3.1.0
- *
- * @return bool
- */
- 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 mixed $page Page ID, title, slug, or array of such.
- * @return bool
- */
- function is_page( $page = '' ) {
- if ( !$this->is_page )
- return false;
- if ( empty( $page ) )
- return true;
- $page_obj = $this->get_queried_object();
- $page = (array) $page;
- if ( in_array( $page_obj->ID, $page ) )
- return true;
- elseif ( in_array( $page_obj->post_title, $page ) )
- return true;
- else if ( in_array( $page_obj->post_name, $page ) )
- return true;
- return false;
- }
- /**
- * Is the query for paged result and not for the first page?
- *
- * @since 3.1.0
- *
- * @return bool
- */
- function is_paged() {
- return (bool) $this->is_paged;
- }
- /**
- * Is the query for a post or page preview?
- *
- * @since 3.1.0
- *
- * @return bool
- */
- function is_preview() {
- return (bool) $this->is_preview;
- }
- /**
- * Is the query for the robots file?
- *
- * @since 3.1.0
- *
- * @return bool
- */
- function is_robots() {
- return (bool) $this->is_robots;
- }
- /**
- * Is the query for a search?
- *
- * @since 3.1.0
- *
- * @return bool
- */
- function is_search() {
- return (bool) $this->is_search;
- }
- /**
- * Is the query for an existing single post?
- *
- * Works for any post type, except attachments and 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 mixed $post Post ID, title, slug, or array of such.
- * @return bool
- */
- function is_single( $post = '' ) {
- if ( !$this->is_single )
- return false;
- if ( empty($post) )
- return true;
- $post_obj = $this->get_queried_object();
- $post = (array) $post;
- if ( in_array( $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;
- return false;
- }
- /**
- * Is the query for an existing single post of any post type (post, attachment, page, ... )?
- *
- * 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 mixed $post_types Optional. Post Type or array of Post Types
- * @return bool
- */
- 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
- */
- function is_time() {
- return (bool) $this->is_time;
- }
- /**
- * Is the query for a trackback endpoint call?
- *
- * @since 3.1.0
- *
- * @return bool
- */
- function is_trackback() {
- return (bool) $this->is_trackback;
- }
- /**
- * Is the query for an existing year archive?
- *
- * @since 3.1.0
- *
- * @return bool
- */
- function is_year() {
- return (bool) $this->is_year;
- }
- /**
- * Is the query a 404 (returns no results)?
- *
- * @since 3.1.0
- *
- * @return bool
- */
- function is_404() {
- return (bool) $this->is_404;
- }
- /**
- * Is the query the main query?
- *
- * @since 3.3.0
- *
- * @return bool
- */
- function is_main_query() {
- global $wp_the_query;
- return $wp_the_query === $this;
- }
- }
- /**
- * Redirect old slugs to the correct permalink.
- *
- * Attempts to find the current slug from the past slugs.
- *
- * @since 2.1.0
- * @uses $wp_query
- * @uses $wpdb
- *
- * @return null If no link is found, null is returned.
- */
- function wp_old_slug_redirect() {
- global $wp_query;
- if ( is_404() && '' != $wp_query->query_vars['name'] ) :
- global $wpdb;
- // Guess the current post_type based on the query vars.
- if ( get_query_var('post_type') )
- $post_type = get_query_var('post_type');
- elseif ( !empty($wp_query->query_vars['pagename']) )
- $post_type = 'page';
- else
- $post_type = 'post';
- if ( is_array( $post_type ) ) {
- if ( count( $post_type ) > 1 )
- return;
- $post_type = array_shift( $post_type );
- }
- // Do not attempt redirect for hierarchical post types
- if ( is_post_type_hierarchical( $post_type ) )
- return;
- $query = $wpdb->prepare("SELECT post_id FROM $wpdb->postmeta, $wpdb->posts WHERE ID = post_id AND post_type = %s AND meta_key = '_wp_old_slug' AND meta_value = %s", $post_type, $wp_query->query_vars['name']);
- // if year, monthnum, or day have been specified, make our query more precise
- // just in case there are multiple identical _wp_old_slug values
- if ( '' != $wp_query->query_vars['year'] )
- $query .= $wpdb->prepare(" AND YEAR(post_date) = %d", $wp_query->query_vars['year']);
- if ( '' != $wp_query->query_vars['monthnum'] )
- $query .= $wpdb->prepare(" AND MONTH(post_date) = %d", $wp_query->query_vars['monthnum']);
- if ( '' != $wp_query->query_vars['day'] )
- $query .= $wpdb->prepare(" AND DAYOFMONTH(post_date) = %d", $wp_query->query_vars['day']);
- $id = (int) $wpdb->get_var($query);
- if ( ! $id )
- return;
- $link = get_permalink($id);
- if ( !$link )
- return;
- wp_redirect( $link, 301 ); // Permanent redirect
- exit;
- endif;
- }
- /**
- * Set up global post data.
- *
- * @since 1.5.0
- *
- * @param object $post Post data.
- * @uses do_action_ref_array() Calls 'the_post'
- * @return bool True when finished.
- */
- function setup_postdata($post) {
- global $id, $authordata, $currentday, $currentmonth, $page, $pages, $multipage, $more, $numpages;
- $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;
- $page = get_query_var('page');
- if ( !$page )
- $page = 1;
- if ( is_single() || is_page() || is_feed() )
- $more = 1;
- $content = $post->post_content;
- if ( strpos( $content, '<!--nextpage-->' ) ) {
- if ( $page > 1 )
- $more = 1;
- $multipage = 1;
- $content = str_replace("\n<!--nextpage-->\n", '<!--nextpage-->', $content);
- $content = str_replace("\n<!--nextpage-->", '<!--nextpage-->', $content);
- $content = str_replace("<!--nextpage-->\n", '<!--nextpage-->', $content);
- $pages = explode('<!--nextpage-->', $content);
- $numpages = count($pages);
- } else {
- $pages = array( $post->post_content );
- $multipage = 0;
- }
- do_action_ref_array('the_post', array(&$post));
- return true;
- }