/** * 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 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 a 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 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 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 a 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 a 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 a 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 a 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 a 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 a 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 a 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 a 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 a 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 a specific year? * * @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; /** * Amount of posts if limit clause was not used. * * @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' ); 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']); // 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; $qv['page_id'] = get_option('page_on_front'); // Correct for page_on_front if ( !empty($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('/[,\s]+/', $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('/[+\s]+/', $q['tag']) || !empty($q['cat']) ) { $tags = preg_split('/[+\s]+/', $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 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')"; $reqpage_obj = get_page($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($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) ) { $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 = ''; } 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); return $this->posts; } if ( 'id=>parent' == $q['fields'] ) { $this->posts = $wpdb->get_results($this->request); $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->set_found_posts( $q, $limits ); _prime_post_caches( $ids, $q['update_post_term_cache'], $q['update_post_meta_cache'] ); $this->posts = array_map( 'get_post', $ids ); } else { $this->found_posts = $this->max_num_pages = 0; $this->posts = array(); } } else { $this->posts = $wpdb->get_results( $this->request ); $this->set_found_posts( $q, $limits ); } // Raw results filter. Prior to status checks. if ( !$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] = 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__in = implode(',', array_map( 'absint', $sticky_posts )); // honor post type(s) if not set to any $stickies_where = ''; if ( 'any' != $post_type && '' != $post_type ) { if ( is_array( $post_type ) ) { $post_types = join( "', '", $post_type ); } else { $post_types = $post_type; } $stickies_where = "AND $wpdb->posts.post_type IN ('" . $post_types . "')"; } $stickies = $wpdb->get_results( "SELECT * FROM $wpdb->posts WHERE $wpdb->posts.ID IN ($stickies__in) $stickies_where" ); foreach ( $stickies as $sticky_post ) { // Ignore sticky posts the current user cannot read or are not published. if ( 'publish' != $sticky_post->post_status ) continue; array_splice($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); // Always sanitize foreach ( $this->posts as $i => $post ) { $this->posts[$i] = sanitize_post( $post, 'raw' ); } 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; } function set_found_posts( $q, $limits ) { global $wpdb; if ( $q['no_found_rows'] || empty( $limits ) ) return; $this->found_posts = $wpdb->get_var( apply_filters_ref_array( 'found_posts_query', array( 'SELECT FOUND_ROWS()', &$this ) ) ); $this->found_posts = apply_filters_ref_array( 'found_posts', array( $this->found_posts, &$this ) ); $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 object 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_page( $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 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 a 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 attachment page? * * @since 3.1.0 * * @return bool */ function is_attachment() { return (bool) $this->is_attachment; } /** * Is the query for an 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 a 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 a 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 a 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; if ( empty( $term ) ) // Only a Taxonomy provided return isset( $queried_object->taxonomy ) && count( $tax_array ) && in_array( $queried_object->taxonomy, $tax_array ); 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 a date archive? * * @since 3.1.0 * * @return bool */ function is_date() { return (bool) $this->is_date; } /** * Is the query for a 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 a month archive? * * @since 3.1.0 * * @return bool */ function is_month() { return (bool) $this->is_month; } /** * Is the query for a 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 a 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 a 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 a specific year? * * @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, '' ) ) { if ( $page > 1 ) $more = 1; $multipage = 1; $content = str_replace("\n\n", '', $content); $content = str_replace("\n", '', $content); $content = str_replace("\n", '', $content); $pages = explode('', $content); $numpages = count($pages); } else { $pages = array( $post->post_content ); $multipage = 0; } do_action_ref_array('the_post', array(&$post)); return true; }