/**
* 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.
+ * The query API attempts to get which part of WordPress the user is on. It
+ * also provides functionality for getting URL query information.
*
- * @link http://codex.wordpress.org/The_Loop More information on The Loop.
+ * @link https://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 $wp_query
+ * @since 3.9.0 The `$default` argument was introduced.
*
- * @param string $var The variable key to retrieve.
- * @return mixed
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param string $var The variable key to retrieve.
+ * @param mixed $default Optional. Value to return if the query variable is not set. Default empty.
+ * @return mixed Contents of the query variable.
+ */
+function get_query_var( $var, $default = '' ) {
+ global $wp_query;
+ return $wp_query->get( $var, $default );
+}
+
+/**
+ * Retrieve the currently-queried object.
+ *
+ * Wrapper for WP_Query::get_queried_object().
+ *
+ * @since 3.1.0
+ * @access public
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @return object Queried object.
*/
-function get_query_var($var) {
+function get_queried_object() {
global $wp_query;
+ return $wp_query->get_queried_object();
+}
- return $wp_query->get($var);
+/**
+ * Retrieve ID of the current queried object.
+ *
+ * Wrapper for WP_Query::get_queried_object_id().
+ *
+ * @since 3.1.0
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @return int ID of the queried object.
+ */
+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
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param string $var Query variable key.
+ * @param mixed $value Query variable value.
*/
-function set_query_var($var, $value) {
+function set_query_var( $var, $value ) {
global $wp_query;
-
- return $wp_query->set($var, $value);
+ $wp_query->set( $var, $value );
}
/**
- * Setup The Loop with query parameters.
+ * Sets 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.
+ * Note: This function will completely override the main query and isn't intended for use
+ * by plugins or themes. Its overly-simplistic approach to modifying the main query can be
+ * problematic and should be avoided wherever possible. In most cases, there are better,
+ * more performant options for modifying the main query such as via the {@see 'pre_get_posts'}
+ * action within WP_Query.
+ *
+ * This must not be used within the WordPress Loop.
*
* @since 1.5.0
- * @uses $wp_query
*
- * @param string $query
- * @return array List of posts
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param array|string $query Array or string of WP_Query arguments.
+ * @return array List of post objects.
*/
-function &query_posts($query) {
- unset($GLOBALS['wp_query']);
- $GLOBALS['wp_query'] =& new WP_Query();
+function query_posts($query) {
+ $GLOBALS['wp_query'] = new WP_Query();
return $GLOBALS['wp_query']->query($query);
}
/**
- * Destroy the previous query and setup a new query.
+ * Destroys the previous query and sets 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 setup.
+ * This should be used after query_posts() and before another 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
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
+ * @global WP_Query $wp_the_query Copy of the global WP_Query instance created during wp_reset_query().
*/
function wp_reset_query() {
- unset($GLOBALS['wp_query']);
- $GLOBALS['wp_query'] =& $GLOBALS['wp_the_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
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
+ */
+function wp_reset_postdata() {
global $wp_query;
- if ( !empty($wp_query->post) ) {
- $GLOBALS['post'] = $wp_query->post;
- setup_postdata($wp_query->post);
+
+ if ( isset( $wp_query ) ) {
+ $wp_query->reset_postdata();
}
}
*/
/**
- * Whether the current request is in WordPress admin Panel
+ * Is the query for an existing archive page?
*
- * Does not inform on whether the user is an admin! Use capability checks to
- * tell if the user should be accessing a section or not.
+ * Month, Year, Category, Author, Post Type archive...
+ *
+ * @since 1.5.0
*
- * @since 1.5.1
+ * @global WP_Query $wp_query Global WP_Query instance.
*
- * @return bool True if inside WordPress administration pages.
+ * @return bool
*/
-function is_admin () {
- if ( defined('WP_ADMIN') )
- return WP_ADMIN;
- return false;
+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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_archive();
}
/**
- * Is query requesting an archive page.
+ * Is the query for an existing post type archive page?
*
- * @since 1.5.0
- * @uses $wp_query
+ * @since 3.1.0
*
- * @return bool True if page is archive.
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param string|array $post_types Optional. Post type or array of posts types to check against.
+ * @return bool
*/
-function is_archive () {
+function is_post_type_archive( $post_types = '' ) {
global $wp_query;
- return $wp_query->is_archive;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_post_type_archive( $post_types );
}
/**
- * Is query requesting an attachment page.
+ * Is the query for an existing attachment page?
*
* @since 2.0.0
- * @uses $wp_query
*
- * @return bool True if page is attachment.
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param int|string|array|object $attachment Attachment ID, title, slug, or array of such.
+ * @return bool
*/
-function is_attachment () {
+function is_attachment( $attachment = '' ) {
global $wp_query;
- return $wp_query->is_attachment;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_attachment( $attachment );
}
/**
- * Is query requesting an author page.
- *
- * If the $author parameter is specified then the check will be expanded to
- * include whether the queried author matches the one given in the parameter.
- * You can match against integers and against strings.
- *
- * If matching against an integer, the ID should be used of the author for the
- * test. If the $author is an ID and matches the author page user ID, then
- * 'true' will be returned.
+ * Is the query for an existing author archive page?
*
- * If matching against strings, then the test will be matched against both the
- * nickname and user nicename and will return true on success.
+ * If the $author parameter is specified, this function will additionally
+ * check if the query is for one of the authors specified.
*
* @since 1.5.0
- * @uses $wp_query
*
- * @param string|int $author Optional. Is current page this author.
- * @return bool True if page is author or $author (if set).
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param mixed $author Optional. User ID, nickname, nicename, or array of User IDs, nicknames, and nicenames
+ * @return bool
*/
-function is_author ($author = '') {
+function is_author( $author = '' ) {
global $wp_query;
- if ( !$wp_query->is_author )
+ if ( ! isset( $wp_query ) ) {
+ _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1.0' );
return false;
+ }
- if ( empty($author) )
- return true;
-
- $author_obj = $wp_query->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;
+ return $wp_query->is_author( $author );
}
/**
- * Whether current page query contains a category name or given category name.
+ * Is the query for an existing category archive page?
*
- * The category list can contain category IDs, names, or category slugs. If any
- * of them are part of the query, then it will return true.
+ * If the $category parameter is specified, this function will additionally
+ * check if the query is for one of the categories specified.
*
* @since 1.5.0
- * @uses $wp_query
*
- * @param string|array $category Optional.
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param mixed $category Optional. Category ID, name, slug, or array of Category IDs, names, and slugs.
* @return bool
*/
-function is_category ($category = '') {
+function is_category( $category = '' ) {
global $wp_query;
- if ( !$wp_query->is_category )
+ if ( ! isset( $wp_query ) ) {
+ _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1.0' );
return false;
+ }
- if ( empty($category) )
- return true;
-
- $cat_obj = $wp_query->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;
+ return $wp_query->is_category( $category );
}
/**
- * Whether the current page query has the given tag slug or contains tag.
+ * 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 2.3.0
- * @uses $wp_query
*
- * @param string|array $slug Optional. Single tag or list of tags to check for.
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param mixed $tag Optional. Tag ID, name, slug, or array of Tag IDs, names, and slugs.
* @return bool
*/
-function is_tag( $slug = '' ) {
+function is_tag( $tag = '' ) {
global $wp_query;
- if ( !$wp_query->is_tag )
+ 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.' ), '3.1.0' );
return false;
+ }
- if ( empty( $slug ) )
- return true;
-
- $tag_obj = $wp_query->get_queried_object();
-
- $slug = (array) $slug;
-
- if ( in_array( $tag_obj->slug, $slug ) )
- return true;
-
- return false;
+ return $wp_query->is_tag( $tag );
}
/**
- * Whether the current page query has the given taxonomy slug or contains taxonomy.
+ * Is the query for an existing custom taxonomy archive page?
+ *
+ * If the $taxonomy parameter is specified, this function will additionally
+ * check if the query is for that specific $taxonomy.
+ *
+ * If the $term parameter is specified in addition to the $taxonomy parameter,
+ * this function will additionally check if the query is for one of the terms
+ * specified.
*
* @since 2.5.0
- * @uses $wp_query
*
- * @param string|array $slug Optional. Slug or slugs to check in current query.
- * @return bool
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param string|array $taxonomy Optional. Taxonomy slug or slugs.
+ * @param int|string|array $term Optional. Term ID, name, slug or array of Term IDs, names, and slugs.
+ * @return bool True for custom taxonomy archive pages, false for built-in taxonomies (category and tag archives).
*/
-function is_tax( $slug = '' ) {
+function is_tax( $taxonomy = '', $term = '' ) {
global $wp_query;
- if ( !$wp_query->is_tax )
+ if ( ! isset( $wp_query ) ) {
+ _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1.0' );
return false;
+ }
- if ( empty($slug) )
- return true;
-
- $term = $wp_query->get_queried_object();
-
- $slug = (array) $slug;
-
- if ( in_array( $term->slug, $slug ) )
- return true;
-
- return false;
+ return $wp_query->is_tax( $taxonomy, $term );
}
/**
- * Whether the current URL is within the comments popup window.
+ * Is the query for an existing date archive?
*
* @since 1.5.0
- * @uses $wp_query
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
-function is_comments_popup () {
+function is_date() {
global $wp_query;
- return $wp_query->is_comments_popup;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_date();
}
/**
- * Whether current URL is based on a date.
+ * Is the query for an existing day archive?
*
* @since 1.5.0
- * @uses $wp_query
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
-function is_date () {
+function is_day() {
global $wp_query;
- return $wp_query->is_date;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_day();
}
/**
- * Whether current blog URL contains a day.
+ * Is the query for a feed?
*
* @since 1.5.0
- * @uses $wp_query
*
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param string|array $feeds Optional feed types to check.
* @return bool
*/
-function is_day () {
+function is_feed( $feeds = '' ) {
global $wp_query;
- return $wp_query->is_day;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_feed( $feeds );
}
/**
- * Whether current page query is feed URL.
+ * Is the query for a comments feed?
*
- * @since 1.5.0
- * @uses $wp_query
+ * @since 3.0.0
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
-function is_feed () {
+function is_comment_feed() {
global $wp_query;
- return $wp_query->is_feed;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_comment_feed();
}
/**
- * Whether current page query is the front of the site.
+ * 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()
*
* @since 2.5.0
- * @uses is_home()
- * @uses get_option()
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool True, if front of site.
*/
-function is_front_page () {
- // most likely case
- if ( 'posts' == get_option('show_on_front') && is_home() )
- return true;
- elseif ( 'page' == get_option('show_on_front') && get_option('page_on_front') && is_page(get_option('page_on_front')) )
- return true;
- else
+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.' ), '3.1.0' );
return false;
+ }
+
+ return $wp_query->is_front_page();
}
/**
- * Whether current page view is the blog homepage.
+ * Determines if the query is for the blog homepage.
+ *
+ * The blog homepage is the page that shows the time-based blog content of the site.
+ *
+ * is_home() is dependent on the site's "Front page displays" Reading Settings 'show_on_front'
+ * and 'page_for_posts'.
+ *
+ * If a static page is set for the front page of the site, this function will return true only
+ * on the page you set as the "Posts page".
*
* @since 1.5.0
- * @uses $wp_query
*
- * @return bool True if blog view homepage.
+ * @see is_front_page()
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @return bool True if blog view homepage, otherwise false.
*/
-function is_home () {
+function is_home() {
global $wp_query;
- return $wp_query->is_home;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_home();
}
/**
- * Whether current page query contains a month.
+ * Is the query for an existing month archive?
*
* @since 1.5.0
- * @uses $wp_query
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
-function is_month () {
+function is_month() {
global $wp_query;
- return $wp_query->is_month;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_month();
}
/**
- * Whether query is page or contains given page(s).
+ * Is the query for an existing single page?
*
- * Calls the function without any parameters will only test whether the current
- * query is of the page type. Either a list or a single item can be tested
- * against for whether the query is a page and also is the value or one of the
- * values in the page parameter.
+ * If the $page parameter is specified, this function will additionally
+ * check if the query is for one of the pages specified.
*
- * The parameter can contain the page ID, page title, or page name. The
- * parameter can also be an array of those three values.
+ * @see is_single()
+ * @see is_singular()
*
* @since 1.5.0
- * @uses $wp_query
*
- * @param mixed $page Either page or list of pages to test against.
- * @return bool
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param int|string|array $page Optional. Page ID, title, slug, or array of such. Default empty.
+ * @return bool Whether the query is for an existing single page.
*/
-function is_page ($page = '') {
+function is_page( $page = '' ) {
global $wp_query;
- if ( !$wp_query->is_page )
+ if ( ! isset( $wp_query ) ) {
+ _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1.0' );
return false;
+ }
- if ( empty($page) )
- return true;
-
- $page_obj = $wp_query->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;
+ return $wp_query->is_page( $page );
}
/**
- * Whether query contains multiple pages for the results.
+ * Is the query for paged result and not for the first page?
*
* @since 1.5.0
- * @uses $wp_query
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
-function is_paged () {
+function is_paged() {
global $wp_query;
- return $wp_query->is_paged;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_paged();
}
/**
- * Whether the current page was created by a plugin.
+ * Is the query for a post or page preview?
*
- * The plugin can set this by using the global $plugin_page and setting it to
- * true.
+ * @since 2.0.0
*
- * @since 1.5.0
- * @global bool $plugin_page Used by plugins to tell the query that current is a plugin page.
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
-function is_plugin_page() {
- global $plugin_page;
+function is_preview() {
+ global $wp_query;
- if ( isset($plugin_page) )
- return true;
+ 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.' ), '3.1.0' );
+ return false;
+ }
- return false;
+ return $wp_query->is_preview();
}
/**
- * Whether the current query is preview of post or page.
+ * Is the query for the robots file?
*
- * @since 2.0.0
- * @uses $wp_query
+ * @since 2.1.0
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
-function is_preview() {
+function is_robots() {
global $wp_query;
- return $wp_query->is_preview;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_robots();
}
/**
- * Whether the current query post is robots.
+ * Is the query for a search?
*
- * @since 2.1.0
- * @uses $wp_query
+ * @since 1.5.0
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
-function is_robots() {
+function is_search() {
global $wp_query;
- return $wp_query->is_robots;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_search();
}
/**
- * Whether current query is the result of a user 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()
*
* @since 1.5.0
- * @uses $wp_query
*
- * @return bool
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param int|string|array $post Optional. Post ID, title, slug, or array of such. Default empty.
+ * @return bool Whether the query is for an existing single post.
*/
-function is_search () {
+function is_single( $post = '' ) {
global $wp_query;
- return $wp_query->is_search;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_single( $post );
}
/**
- * Whether the current page query is single page.
+ * Is the query for an existing single post of any post type (post, attachment, page, ... )?
*
- * The parameter can contain the post ID, post title, or post name. The
- * parameter can also be an array of those three values.
+ * If the $post_types parameter is specified, this function will additionally
+ * check if the query is for one of the Posts Types specified.
*
- * This applies to other post types, attachments, pages, posts. Just means that
- * the current query has only a single object.
+ * @see is_page()
+ * @see is_single()
*
* @since 1.5.0
- * @uses $wp_query
*
- * @param mixed $post Either post or list of posts to test against.
- * @return bool
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @param string|array $post_types Optional. Post type or array of post types. Default empty.
+ * @return bool Whether the query is for an existing single post of any of the given post types.
*/
-function is_single ($post = '') {
+function is_singular( $post_types = '' ) {
global $wp_query;
- if ( !$wp_query->is_single )
+ 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.' ), '3.1.0' );
return false;
+ }
- if ( empty( $post) )
- return true;
-
- $post_obj = $wp_query->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;
+ return $wp_query->is_singular( $post_types );
}
/**
- * Whether is single post, is a page, or is an attachment.
+ * Is the query for a specific time?
*
* @since 1.5.0
- * @uses $wp_query
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
-function is_singular() {
+function is_time() {
global $wp_query;
- return $wp_query->is_singular;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_time();
}
/**
- * Whether the query contains a time.
+ * Is the query for a trackback endpoint call?
*
* @since 1.5.0
- * @uses $wp_query
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
-function is_time () {
+function is_trackback() {
global $wp_query;
- return $wp_query->is_time;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_trackback();
}
/**
- * Whether the query is a trackback.
+ * Is the query for an existing year archive?
*
* @since 1.5.0
- * @uses $wp_query
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
-function is_trackback () {
+function is_year() {
global $wp_query;
- return $wp_query->is_trackback;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_year();
}
/**
- * Whether the query contains a year.
+ * Is the query a 404 (returns no results)?
*
* @since 1.5.0
- * @uses $wp_query
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
-function is_year () {
+function is_404() {
global $wp_query;
- return $wp_query->is_year;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_404();
}
/**
- * Whether current page query is a 404 and no results for WordPress query.
+ * Is the query for an embedded post?
*
- * @since 1.5.0
- * @uses $wp_query
+ * @since 4.4.0
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
- * @return bool True, if nothing is found matching WordPress Query.
+ * @return bool Whether we're in an embedded post or not.
*/
-function is_404 () {
+function is_embed() {
global $wp_query;
- return $wp_query->is_404;
+ 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.' ), '3.1.0' );
+ return false;
+ }
+
+ return $wp_query->is_embed();
+}
+
+/**
+ * Is the query the main query?
+ *
+ * @since 3.3.0
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @return bool
+ */
+function is_main_query() {
+ if ( 'pre_get_posts' === current_filter() ) {
+ $message = sprintf(
+ /* translators: 1: pre_get_posts 2: WP_Query->is_main_query() 3: is_main_query() 4: link to codex is_main_query() page. */
+ __( 'In %1$s, use the %2$s method, not the %3$s function. See %4$s.' ),
+ '<code>pre_get_posts</code>',
+ '<code>WP_Query->is_main_query()</code>',
+ '<code>is_main_query()</code>',
+ __( 'https://codex.wordpress.org/Function_Reference/is_main_query' )
+ );
+ _doing_it_wrong( __FUNCTION__, $message, '3.7.0' );
+ }
+
+ global $wp_query;
+ return $wp_query->is_main_query();
}
/*
- * The Loop. Post loop control.
+ * 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
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @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
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @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
+ * @global WP_Query $wp_query Global WP_Query instance.
*/
function rewind_posts() {
global $wp_query;
-
- return $wp_query->rewind_posts();
+ $wp_query->rewind_posts();
}
/**
* Iterate the post index in the loop.
*
- * @see WP_Query::the_post()
* @since 1.5.0
- * @uses $wp_query
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*/
function the_post() {
global $wp_query;
-
$wp_query->the_post();
}
/**
* Whether there are comments to loop over.
*
- * @see WP_Query::have_comments()
* @since 2.2.0
- * @uses $wp_query
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return bool
*/
/**
* Iterate comment index in the comment loop.
*
- * @see WP_Query::the_comment()
* @since 2.2.0
- * @uses $wp_query
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
*
* @return object
*/
return $wp_query->the_comment();
}
-/*
- * WP_Query
- */
-
/**
- * The WordPress Query class.
+ * Redirect old slugs to the correct permalink.
*
- * @link http://codex.wordpress.org/Function_Reference/WP_Query Codex page.
+ * Attempts to find the current slug from the past slugs.
*
- * @since 1.5.0
+ * @since 2.1.0
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
*/
-class WP_Query {
-
- /**
- * Query string
- *
- * @since 1.5.0
- * @access public
- * @var string
- */
- var $query;
-
- /**
- * Query search variables set by the user.
- *
- * @since 1.5.0
- * @access public
- * @var array
- */
- var $query_vars = array();
-
- /**
- * 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 int
- */
- 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 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;
-
- /**
- * 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_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_paged = false;
- $this->is_admin = false;
- $this->is_attachment = false;
- $this->is_singular = false;
- $this->is_robots = false;
- $this->is_posts_page = false;
- }
-
- /**
- * Initiates object properties and sets default values.
- *
- * @since 1.5.0
- * @access public
- */
- function init () {
- unset($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;
-
- $this->init_query_flags();
- }
+function wp_old_slug_redirect() {
+ if ( is_404() && '' !== get_query_var( 'name' ) ) {
+ global $wpdb;
- /**
- * Reparse the query vars.
- *
- * @since 1.5.0
- * @access public
- */
- function parse_query_vars() {
- $this->parse_query('');
- }
+ // Guess the current post_type based on the query vars.
+ if ( get_query_var( 'post_type' ) ) {
+ $post_type = get_query_var( 'post_type' );
+ } elseif ( get_query_var( 'attachment' ) ) {
+ $post_type = 'attachment';
+ } elseif ( get_query_var( 'pagename' ) ) {
+ $post_type = 'page';
+ } else {
+ $post_type = 'post';
+ }
- /**
- * 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'
- , 'hour'
- , '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'
- );
+ if ( is_array( $post_type ) ) {
+ if ( count( $post_type ) > 1 ) {
+ return;
+ }
+ $post_type = reset( $post_type );
+ }
- foreach ($keys as $key) {
- if ( !isset($array[$key]))
- $array[$key] = '';
+ // Do not attempt redirect for hierarchical post types
+ if ( is_post_type_hierarchical( $post_type ) ) {
+ return;
}
- $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');
+ $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, get_query_var( 'name' ) );
- foreach ( $array_keys as $key ) {
- if ( !isset($array[$key]))
- $array[$key] = array();
+ // 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 ( get_query_var( 'year' ) ) {
+ $query .= $wpdb->prepare(" AND YEAR(post_date) = %d", get_query_var( 'year' ) );
}
- return $array;
- }
-
- /**
- * Parse a query string and set query type booleans.
- *
- * @since 1.5.0
- * @access public
- *
- * @param string|array $query
- */
- function parse_query ($query) {
- if ( !empty($query) || !isset($this->query) ) {
- $this->init();
- if ( is_array($query) )
- $this->query_vars = $query;
- else
- parse_str($query, $this->query_vars);
- $this->query = $query;
+ if ( get_query_var( 'monthnum' ) ) {
+ $query .= $wpdb->prepare(" AND MONTH(post_date) = %d", get_query_var( 'monthnum' ) );
+ }
+ if ( get_query_var( 'day' ) ) {
+ $query .= $wpdb->prepare(" AND DAYOFMONTH(post_date) = %d", get_query_var( 'day' ) );
}
- $this->query_vars = $this->fill_query_vars($this->query_vars);
- $qv = &$this->query_vars;
-
- 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;
- $this->is_single = false;
- } elseif ( !empty($qv['s']) ) {
- $this->is_search = true;
- } else {
- // Look for archive queries. Dates, categories, authors.
-
- if ( '' !== $qv['second'] ) {
- $this->is_time = true;
- $this->is_date = true;
- }
+ $id = (int) $wpdb->get_var( $query );
- if ( '' !== $qv['minute'] ) {
- $this->is_time = true;
- $this->is_date = true;
- }
+ if ( ! $id ) {
+ return;
+ }
- if ( '' !== $qv['hour'] ) {
- $this->is_time = true;
- $this->is_date = true;
- }
+ $link = get_permalink( $id );
- if ( $qv['day'] ) {
- if (! $this->is_date) {
- $this->is_day = true;
- $this->is_date = true;
- }
- }
+ if ( get_query_var( 'paged' ) > 1 ) {
+ $link = user_trailingslashit( trailingslashit( $link ) . 'page/' . get_query_var( 'paged' ) );
+ } elseif( is_embed() ) {
+ $link = user_trailingslashit( trailingslashit( $link ) . 'embed' );
+ }
- if ( $qv['monthnum'] ) {
- if (! $this->is_date) {
- $this->is_month = true;
- $this->is_date = true;
- }
- }
+ /**
+ * Filters the old slug redirect URL.
+ *
+ * @since 4.4.0
+ *
+ * @param string $link The redirect URL.
+ */
+ $link = apply_filters( 'old_slug_redirect_url', $link );
- if ( $qv['year'] ) {
- if (! $this->is_date) {
- $this->is_year = true;
- $this->is_date = true;
- }
- }
+ if ( ! $link ) {
+ return;
+ }
- 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']) {
- $this->is_date = true;
- }
-
- if ( empty($qv['cat']) || ($qv['cat'] == '0') ) {
- $this->is_category = false;
- } else {
- if (strpos($qv['cat'], '-') !== false) {
- $this->is_category = false;
- } else {
- $this->is_category = true;
- }
- }
-
- if ( '' != $qv['category_name'] ) {
- $this->is_category = true;
- }
-
- if ( !is_array($qv['category__in']) || empty($qv['category__in']) ) {
- $qv['category__in'] = array();
- } else {
- $qv['category__in'] = array_map('absint', $qv['category__in']);
- $this->is_category = true;
- }
-
- if ( !is_array($qv['category__not_in']) || empty($qv['category__not_in']) ) {
- $qv['category__not_in'] = array();
- } else {
- $qv['category__not_in'] = array_map('absint', $qv['category__not_in']);
- }
-
- if ( !is_array($qv['category__and']) || empty($qv['category__and']) ) {
- $qv['category__and'] = array();
- } else {
- $qv['category__and'] = array_map('absint', $qv['category__and']);
- $this->is_category = true;
- }
-
- if ( '' != $qv['tag'] )
- $this->is_tag = true;
-
- $qv['tag_id'] = absint($qv['tag_id']);
- if ( !empty($qv['tag_id']) )
- $this->is_tag = true;
-
- if ( !is_array($qv['tag__in']) || empty($qv['tag__in']) ) {
- $qv['tag__in'] = array();
- } else {
- $qv['tag__in'] = array_map('absint', $qv['tag__in']);
- $this->is_tag = true;
- }
-
- if ( !is_array($qv['tag__not_in']) || empty($qv['tag__not_in']) ) {
- $qv['tag__not_in'] = array();
- } else {
- $qv['tag__not_in'] = array_map('absint', $qv['tag__not_in']);
- }
-
- if ( !is_array($qv['tag__and']) || empty($qv['tag__and']) ) {
- $qv['tag__and'] = array();
- } else {
- $qv['tag__and'] = array_map('absint', $qv['tag__and']);
- $this->is_category = true;
- }
-
- if ( !is_array($qv['tag_slug__in']) || empty($qv['tag_slug__in']) ) {
- $qv['tag_slug__in'] = array();
- } else {
- $qv['tag_slug__in'] = array_map('sanitize_title', $qv['tag_slug__in']);
- $this->is_tag = true;
- }
-
- if ( !is_array($qv['tag_slug__and']) || empty($qv['tag_slug__and']) ) {
- $qv['tag_slug__and'] = array();
- } else {
- $qv['tag_slug__and'] = array_map('sanitize_title', $qv['tag_slug__and']);
- $this->is_tag = true;
- }
-
- if ( empty($qv['taxonomy']) || empty($qv['term']) ) {
- $this->is_tax = false;
- foreach ( $GLOBALS['wp_taxonomies'] as $taxonomy => $t ) {
- if ( $t->query_var && isset($qv[$t->query_var]) && '' != $qv[$t->query_var] ) {
- $qv['taxonomy'] = $taxonomy;
- $qv['term'] = $qv[$t->query_var];
- $this->is_tax = true;
- break;
- }
- }
- } else {
- $this->is_tax = true;
- }
-
- if ( empty($qv['author']) || ($qv['author'] == '0') ) {
- $this->is_author = false;
- } else {
- $this->is_author = true;
- }
-
- if ( '' != $qv['author_name'] ) {
- $this->is_author = true;
- }
-
- if ( ($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'] )
- $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 ( $this->is_home && ( empty($this->query) || $qv['preview'] == 'true' ) && 'page' == get_option('show_on_front') && get_option('page_on_front') ) {
- $this->is_page = true;
- $this->is_home = false;
- $qv['page_id'] = get_option('page_on_front');
- }
-
- 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']) )
- $qv['post_type'] = sanitize_user($qv['post_type'], true);
-
- if ( !empty($qv['post_status']) )
- $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'])
- $this->set_404();
-
- if ( !empty($query) )
- do_action_ref_array('parse_query', array(&$this));
- }
-
- /**
- * 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, $user_ID;
-
- do_action_ref_array('pre_get_posts', array(&$this));
-
- // Shorthand.
- $q = &$this->query_vars;
-
- $q = $this->fill_query_vars($q);
-
- // First let's clear some variables
- $distinct = '';
- $whichcat = '';
- $whichauthor = '';
- $whichmimetype = '';
- $where = '';
- $limits = '';
- $join = '';
- $search = '';
- $groupby = '';
- $fields = "$wpdb->posts.*";
- $post_status_join = false;
- $page = 1;
-
- if ( !isset($q['caller_get_posts']) )
- $q['caller_get_posts'] = false;
-
- if ( !isset($q['suppress_filters']) )
- $q['suppress_filters'] = false;
-
- if ( !isset($q['post_type']) ) {
- if ( $this->is_search )
- $q['post_type'] = 'any';
- else
- $q['post_type'] = 'post';
- }
- $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 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 ('' != $q['name']) {
- $q['name'] = sanitize_title($q['name']);
- $where .= " AND $wpdb->posts.post_name = '" . $q['name'] . "'";
- } else if ('' != $q['pagename']) {
- if ( isset($this->queried_object_id) )
- $reqpage = $this->queried_object_id;
- 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 ) ) {
- $q['pagename'] = str_replace('%2F', '/', urlencode(urldecode($q['pagename'])));
- $page_paths = '/' . trim($q['pagename'], '/');
- $q['pagename'] = sanitize_title(basename($page_paths));
- $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;
- $this->is_page = true;
- $q['attachment_id'] = $reqpage;
- }
- }
- } elseif ('' != $q['attachment']) {
- $q['attachment'] = str_replace('%2F', '/', urlencode(urldecode($q['attachment'])));
- $attach_paths = '/' . trim($q['attachment'], '/');
- $q['attachment'] = sanitize_title(basename($attach_paths));
- $q['name'] = $q['attachment'];
- $where .= " AND $wpdb->posts.post_name = '" . $q['attachment'] . "'";
- }
-
- if ( $q['w'] )
- $where .= " AND WEEK($wpdb->posts.post_date, 1)='" . $q['w'] . "'";
-
- if ( intval($q['comments_popup']) )
- $q['p'] = absint($q['comments_popup']);
-
- // If an attachment is requested by number, let it supercede 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('/".*?("|$)|((?<=[\\s",+])|^)[^\\s",+]+/', $q['s'], $matches);
- $q['search_terms'] = array_map(create_function('$a', 'return trim($a, "\\"\'\\n\\r ");'), $matches[0]);
- }
- $n = !empty($q['exact']) ? '' : '%';
- $searchand = '';
- foreach( (array) $q['search_terms'] as $term) {
- $term = addslashes_gpc($term);
- $search .= "{$searchand}(($wpdb->posts.post_title LIKE '{$n}{$term}{$n}') OR ($wpdb->posts.post_content LIKE '{$n}{$term}{$n}'))";
- $searchand = ' AND ';
- }
- $term = $wpdb->escape($q['s']);
- if (empty($q['sentence']) && count($q['search_terms']) > 1 && $q['search_terms'][0] != $q['s'] )
- $search .= " OR ($wpdb->posts.post_title LIKE '{$n}{$term}{$n}') OR ($wpdb->posts.post_content LIKE '{$n}{$term}{$n}')";
-
- if ( !empty($search) ) {
- $search = " AND ({$search}) ";
- if ( !is_user_logged_in() )
- $search .= " AND ($wpdb->posts.post_password = '') ";
- }
- }
-
- // Category stuff
-
- if ( empty($q['cat']) || ($q['cat'] == '0') ||
- // Bypass cat checks if fetching specific posts
- $this->is_singular ) {
- $whichcat = '';
- } else {
- $q['cat'] = ''.urldecode($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']) ) {
- $join = " INNER JOIN $wpdb->term_relationships ON ($wpdb->posts.ID = $wpdb->term_relationships.object_id) INNER JOIN $wpdb->term_taxonomy ON ($wpdb->term_relationships.term_taxonomy_id = $wpdb->term_taxonomy.term_taxonomy_id) ";
- $whichcat .= " AND $wpdb->term_taxonomy.taxonomy = 'category' ";
- $include_cats = "'" . implode("', '", $q['category__in']) . "'";
- $whichcat .= " AND $wpdb->term_taxonomy.term_id IN ($include_cats) ";
- }
-
- if ( !empty($q['category__not_in']) ) {
- if ( $wpdb->has_cap( 'subqueries' ) ) {
- $cat_string = "'" . implode("', '", $q['category__not_in']) . "'";
- $whichcat .= " AND $wpdb->posts.ID NOT IN ( SELECT tr.object_id FROM $wpdb->term_relationships AS tr INNER JOIN $wpdb->term_taxonomy AS tt ON tr.term_taxonomy_id = tt.term_taxonomy_id WHERE tt.taxonomy = 'category' AND tt.term_id IN ($cat_string) )";
- } else {
- $ids = get_objects_in_term($q['category__not_in'], 'category');
- if ( !is_wp_error($ids) && is_array($ids) && count($ids) > 0 )
- $whichcat .= " AND $wpdb->posts.ID NOT IN ('" . implode("', '", $ids) . "')";
- }
- }
-
- // Category stuff for nice URLs
- if ( '' != $q['category_name'] && !$this->is_singular ) {
- $q['category_name'] = implode('/', array_map('sanitize_title', explode('/', $q['category_name'])));
- $reqcat = get_category_by_path($q['category_name']);
- $q['category_name'] = str_replace('%2F', '/', urlencode(urldecode($q['category_name'])));
- $cat_paths = '/' . trim($q['category_name'], '/');
- $q['category_name'] = sanitize_title(basename($cat_paths));
-
- $cat_paths = '/' . trim(urldecode($q['category_name']), '/');
- $q['category_name'] = sanitize_title(basename($cat_paths));
- $cat_paths = explode('/', $cat_paths);
- $cat_path = '';
- foreach ( (array) $cat_paths as $pathdir )
- $cat_path .= ( $pathdir != '' ? '/' : '' ) . sanitize_title($pathdir);
-
- //if we don't match the entire hierarchy fallback on just matching the nicename
- if ( empty($reqcat) )
- $reqcat = get_category_by_path($q['category_name'], false);
-
- if ( !empty($reqcat) )
- $reqcat = $reqcat->term_id;
- else
- $reqcat = 0;
-
- $q['cat'] = $reqcat;
-
- $join = " INNER JOIN $wpdb->term_relationships ON ($wpdb->posts.ID = $wpdb->term_relationships.object_id) INNER JOIN $wpdb->term_taxonomy ON ($wpdb->term_relationships.term_taxonomy_id = $wpdb->term_taxonomy.term_taxonomy_id) ";
- $whichcat = " AND $wpdb->term_taxonomy.taxonomy = 'category' ";
- $in_cats = array($q['cat']);
- $in_cats = array_merge($in_cats, get_term_children($q['cat'], 'category'));
- $in_cats = "'" . implode("', '", $in_cats) . "'";
- $whichcat .= "AND $wpdb->term_taxonomy.term_id IN ($in_cats)";
- $groupby = "{$wpdb->posts}.ID";
- }
-
- // Tags
- if ( '' != $q['tag'] ) {
- if ( strpos($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['category__in']) || !empty($q['meta_key']) || !empty($q['tag__in']) || !empty($q['tag_slug__in']) ) {
- $groupby = "{$wpdb->posts}.ID";
- }
-
- if ( !empty($q['tag__in']) && empty($q['cat']) ) {
- $join = " INNER JOIN $wpdb->term_relationships ON ($wpdb->posts.ID = $wpdb->term_relationships.object_id) INNER JOIN $wpdb->term_taxonomy ON ($wpdb->term_relationships.term_taxonomy_id = $wpdb->term_taxonomy.term_taxonomy_id) ";
- $whichcat .= " AND $wpdb->term_taxonomy.taxonomy = 'post_tag' ";
- $include_tags = "'" . implode("', '", $q['tag__in']) . "'";
- $whichcat .= " AND $wpdb->term_taxonomy.term_id IN ($include_tags) ";
- $reqtag = is_term( $q['tag__in'][0], 'post_tag' );
- if ( !empty($reqtag) )
- $q['tag_id'] = $reqtag['term_id'];
- }
-
- if ( !empty($q['tag_slug__in']) && empty($q['cat']) ) {
- $join = " INNER JOIN $wpdb->term_relationships ON ($wpdb->posts.ID = $wpdb->term_relationships.object_id) INNER JOIN $wpdb->term_taxonomy ON ($wpdb->term_relationships.term_taxonomy_id = $wpdb->term_taxonomy.term_taxonomy_id) INNER JOIN $wpdb->terms ON ($wpdb->term_taxonomy.term_id = $wpdb->terms.term_id) ";
- $whichcat .= " AND $wpdb->term_taxonomy.taxonomy = 'post_tag' ";
- $include_tags = "'" . implode("', '", $q['tag_slug__in']) . "'";
- $whichcat .= " AND $wpdb->terms.slug IN ($include_tags) ";
- $reqtag = get_term_by( 'slug', $q['tag_slug__in'][0], 'post_tag' );
- if ( !empty($reqtag) )
- $q['tag_id'] = $reqtag->term_id;
- }
-
- if ( !empty($q['tag__not_in']) ) {
- if ( $wpdb->has_cap( 'subqueries' ) ) {
- $tag_string = "'" . implode("', '", $q['tag__not_in']) . "'";
- $whichcat .= " AND $wpdb->posts.ID NOT IN ( SELECT tr.object_id FROM $wpdb->term_relationships AS tr INNER JOIN $wpdb->term_taxonomy AS tt ON tr.term_taxonomy_id = tt.term_taxonomy_id WHERE tt.taxonomy = 'post_tag' AND tt.term_id IN ($tag_string) )";
- } else {
- $ids = get_objects_in_term($q['tag__not_in'], 'post_tag');
- if ( !is_wp_error($ids) && is_array($ids) && count($ids) > 0 )
- $whichcat .= " AND $wpdb->posts.ID NOT IN ('" . implode("', '", $ids) . "')";
- }
- }
-
- // Tag and slug intersections.
- $intersections = array('category__and' => 'category', 'tag__and' => 'post_tag', 'tag_slug__and' => 'post_tag', 'tag__in' => 'post_tag', 'tag_slug__in' => 'post_tag');
- $tagin = array('tag__in', 'tag_slug__in'); // These are used to make some exceptions below
- foreach ($intersections as $item => $taxonomy) {
- if ( empty($q[$item]) ) continue;
- if ( in_array($item, $tagin) && empty($q['cat']) ) continue; // We should already have what we need if categories aren't being used
-
- if ( $item != 'category__and' ) {
- $reqtag = is_term( $q[$item][0], 'post_tag' );
- if ( !empty($reqtag) )
- $q['tag_id'] = $reqtag['term_id'];
- }
-
- if ( in_array( $item, array('tag_slug__and', 'tag_slug__in' ) ) )
- $taxonomy_field = 'slug';
- else
- $taxonomy_field = 'term_id';
-
- $q[$item] = array_unique($q[$item]);
- $tsql = "SELECT p.ID FROM $wpdb->posts p INNER JOIN $wpdb->term_relationships tr ON (p.ID = tr.object_id) INNER JOIN $wpdb->term_taxonomy tt ON (tr.term_taxonomy_id = tt.term_taxonomy_id) INNER JOIN $wpdb->terms t ON (tt.term_id = t.term_id)";
- $tsql .= " WHERE tt.taxonomy = '$taxonomy' AND t.$taxonomy_field IN ('" . implode("', '", $q[$item]) . "')";
- if ( !in_array($item, $tagin) ) { // This next line is only helpful if we are doing an and relationship
- $tsql .= " GROUP BY p.ID HAVING count(p.ID) = " . count($q[$item]);
- }
- $post_ids = $wpdb->get_col($tsql);
-
- if ( count($post_ids) )
- $whichcat .= " AND $wpdb->posts.ID IN (" . implode(', ', $post_ids) . ") ";
- else {
- $whichcat = " AND 0 = 1";
- break;
- }
- }
-
- // Taxonomies
- if ( $this->is_tax ) {
- if ( '' != $q['taxonomy'] ) {
- $taxonomy = $q['taxonomy'];
- $tt[$taxonomy] = $q['term'];
- $terms = get_terms($q['taxonomy'], array('slug'=>$q['term']));
- } else {
- foreach ( $GLOBALS['wp_taxonomies'] as $taxonomy => $t ) {
- if ( $t->query_var && '' != $q[$t->query_var] ) {
- $terms = get_terms($taxonomy, array('slug'=>$q[$t->query_var]));
- if ( !is_wp_error($terms) )
- break;
- }
- }
- }
- if ( is_wp_error($terms) || empty($terms) ) {
- $whichcat = " AND 0 ";
- } else {
- foreach ( $terms as $term )
- $term_ids[] = $term->term_id;
- $post_ids = get_objects_in_term($term_ids, $taxonomy);
- if ( !is_wp_error($post_ids) && count($post_ids) ) {
- $whichcat .= " AND $wpdb->posts.ID IN (" . implode(', ', $post_ids) . ") ";
- $post_type = 'any';
- $q['post_status'] = 'publish';
- $post_status_join = true;
- } else {
- $whichcat = " AND 0 ";
- }
- }
- }
-
- // Author/user stuff
-
- if ( empty($q['author']) || ($q['author'] == '0') ) {
- $whichauthor='';
- } else {
- $q['author'] = ''.urldecode($q['author']).'';
- $q['author'] = addslashes_gpc($q['author']);
- if (strpos($q['author'], '-') !== false) {
- $eq = '!=';
- $andor = 'AND';
- $q['author'] = explode('-', $q['author']);
- $q['author'] = '' . absint($q['author'][1]);
- } else {
- $eq = '=';
- $andor = 'OR';
- }
- $author_array = preg_split('/[,\s]+/', $q['author']);
- $whichauthor .= " AND ($wpdb->posts.post_author ".$eq.' '.absint($author_array[0]);
- for ($i = 1; $i < (count($author_array)); $i = $i + 1) {
- $whichauthor .= ' '.$andor." $wpdb->posts.post_author ".$eq.' '.absint($author_array[$i]);
- }
- $whichauthor .= ')';
- }
-
- // 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 trailling slash
- }
- }
- $q['author_name'] = sanitize_title($q['author_name']);
- $q['author'] = $wpdb->get_var("SELECT ID FROM $wpdb->users WHERE user_nicename='".$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']);
-
- $where .= $search.$whichcat.$whichauthor.$whichmimetype;
-
- if ( empty($q['order']) || ((strtoupper($q['order']) != 'ASC') && (strtoupper($q['order']) != 'DESC')) )
- $q['order'] = 'DESC';
-
- // Order by
- if ( empty($q['orderby']) ) {
- $q['orderby'] = "$wpdb->posts.post_date ".$q['order'];
- } elseif ( 'none' == $q['orderby'] ) {
- $q['orderby'] = '';
- } else {
- // Used to filter values
- $allowed_keys = array('author', 'date', 'title', 'modified', 'menu_order', 'parent', 'ID', 'rand');
- if ( !empty($q['meta_key']) ) {
- $allowed_keys[] = $q['meta_key'];
- $allowed_keys[] = 'meta_value';
- }
- $q['orderby'] = urldecode($q['orderby']);
- $q['orderby'] = addslashes_gpc($q['orderby']);
- $orderby_array = explode(' ',$q['orderby']);
- if ( empty($orderby_array) )
- $orderby_array[] = $q['orderby'];
- $q['orderby'] = '';
- for ($i = 0; $i < count($orderby_array); $i++) {
- // Only allow certain values for safety
- $orderby = $orderby_array[$i];
- switch ($orderby) {
- case '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;
- default:
- $orderby = "$wpdb->posts.post_" . $orderby;
- }
- if ( in_array($orderby_array[$i], $allowed_keys) )
- $q['orderby'] .= (($i == 0) ? '' : ',') . $orderby;
- }
- // append ASC or DESC at the end
- if ( !empty($q['orderby']))
- $q['orderby'] .= " {$q['order']}";
-
- if ( empty($q['orderby']) )
- $q['orderby'] = "$wpdb->posts.post_date ".$q['order'];
- }
-
- if ( 'any' == $post_type ) {
- $where .= " AND $wpdb->posts.post_type != 'revision'";
- } elseif ( $this->is_attachment ) {
- $where .= " AND $wpdb->posts.post_type = 'attachment'";
- } elseif ($this->is_page) {
- $where .= " AND $wpdb->posts.post_type = 'page'";
- } elseif ($this->is_single) {
- $where .= " AND $wpdb->posts.post_type = 'post'";
- } else {
- $where .= " AND $wpdb->posts.post_type = '$post_type'";
- }
-
- if ( isset($q['post_status']) && '' != $q['post_status'] ) {
- $statuswheres = array();
- $q_status = explode(',', $q['post_status']);
- $r_status = array();
- $p_status = array();
- if ( in_array( 'draft' , $q_status ) )
- $r_status[] = "$wpdb->posts.post_status = 'draft'";
- if ( in_array( 'pending', $q_status ) )
- $r_status[] = "$wpdb->posts.post_status = 'pending'";
- if ( in_array( 'future' , $q_status ) )
- $r_status[] = "$wpdb->posts.post_status = 'future'";
- if ( in_array( 'inherit' , $q_status ) )
- $r_status[] = "$wpdb->posts.post_status = 'inherit'";
- if ( in_array( 'private', $q_status ) )
- $p_status[] = "$wpdb->posts.post_status = 'private'";
- if ( in_array( 'publish', $q_status ) )
- $r_status[] = "$wpdb->posts.post_status = 'publish'";
-
- if ( empty($q['perm'] ) || 'readable' != $q['perm'] ) {
- $r_status = array_merge($r_status, $p_status);
- unset($p_status);
- }
-
- if ( !empty($r_status) ) {
- if ( !empty($q['perm'] ) && 'editable' == $q['perm'] && !current_user_can("edit_others_{$post_type}s") )
- $statuswheres[] = "($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' == $q['perm'] && !current_user_can("read_private_{$post_type}s") )
- $statuswheres[] = "($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'";
-
- if ( is_admin() )
- $where .= " OR $wpdb->posts.post_status = 'future' OR $wpdb->posts.post_status = 'draft' OR $wpdb->posts.post_status = 'pending'";
-
- if ( is_user_logged_in() ) {
- $where .= current_user_can( "read_private_{$post_type}s" ) ? " OR $wpdb->posts.post_status = 'private'" : " OR $wpdb->posts.post_author = $user_ID AND $wpdb->posts.post_status = 'private'";
- }
-
- $where .= ')';
- }
-
- // postmeta queries
- if ( ! empty($q['meta_key']) || ! empty($q['meta_value']) )
- $join .= " JOIN $wpdb->postmeta ON ($wpdb->posts.ID = $wpdb->postmeta.post_id) ";
- if ( ! empty($q['meta_key']) )
- $where .= $wpdb->prepare(" AND $wpdb->postmeta.meta_key = %s ", $q['meta_key']);
- if ( ! empty($q['meta_value']) ) {
- if ( ! isset($q['meta_compare']) || empty($q['meta_compare']) || ! in_array($q['meta_compare'], array('=', '!=', '>', '>=', '<', '<=')) )
- $q['meta_compare'] = '=';
-
- $where .= $wpdb->prepare("AND $wpdb->postmeta.meta_value {$q['meta_compare']} %s ", $q['meta_value']);
- }
-
- // Apply filters on where and join prior to paging so that any
- // manipulations to them are reflected in the paging by day queries.
- if ( !$q['suppress_filters'] ) {
- $where = apply_filters('posts_where', $where);
- $join = apply_filters('posts_join', $join);
- }
-
- // Paging
- if ( empty($q['nopaging']) && !$this->is_singular ) {
- $page = absint($q['paged']);
- if (empty($page)) {
- $page = 1;
- }
-
- if ( empty($q['offset']) ) {
- $pgstrt = '';
- $pgstrt = ($page - 1) * $q['posts_per_page'] . ', ';
- $limits = 'LIMIT '.$pgstrt.$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('comment_feed_join', $cjoin);
- $cwhere = apply_filters('comment_feed_where', $cwhere);
- $cgroupby = apply_filters('comment_feed_groupby', $cgroupby);
- $corderby = apply_filters('comment_feed_orderby', 'comment_date_gmt DESC');
- $climits = apply_filters('comment_feed_limits', 'LIMIT ' . get_option('posts_per_rss'));
- }
- $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";
- }
-
- $orderby = $q['orderby'];
-
- // Apply post-paging filters on where and join. Only plugins that
- // manipulate paging queries should use these hooks.
- if ( !$q['suppress_filters'] ) {
- $where = apply_filters('posts_where_paged', $where);
- $groupby = apply_filters('posts_groupby', $groupby);
- $join = apply_filters('posts_join_paged', $join);
- $orderby = apply_filters('posts_orderby', $orderby);
- $distinct = apply_filters('posts_distinct', $distinct);
- $limits = apply_filters( 'post_limits', $limits );
-
- $fields = apply_filters('posts_fields', $fields);
- }
-
- // 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('posts_where_request', $where);
- $groupby = apply_filters('posts_groupby_request', $groupby);
- $join = apply_filters('posts_join_request', $join);
- $orderby = apply_filters('posts_orderby_request', $orderby);
- $distinct = apply_filters('posts_distinct_request', $distinct);
- $fields = apply_filters('posts_fields_request', $fields);
- $limits = apply_filters( 'post_limits_request', $limits );
- }
-
- if ( ! empty($groupby) )
- $groupby = 'GROUP BY ' . $groupby;
- if ( !empty( $orderby ) )
- $orderby = 'ORDER BY ' . $orderby;
- $found_rows = '';
- if ( !empty($limits) )
- $found_rows = 'SQL_CALC_FOUND_ROWS';
-
- $this->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('posts_request', $this->request);
-
- $this->posts = $wpdb->get_results($this->request);
- // Raw results filter. Prior to status checks.
- if ( !$q['suppress_filters'] )
- $this->posts = apply_filters('posts_results', $this->posts);
-
- if ( !empty($this->posts) && $this->is_comment_feed && $this->is_singular ) {
- $cjoin = apply_filters('comment_feed_join', '');
- $cwhere = apply_filters('comment_feed_where', "WHERE comment_post_ID = '{$this->posts[0]->ID}' AND comment_approved = '1'");
- $cgroupby = apply_filters('comment_feed_groupby', '');
- $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : '';
- $corderby = apply_filters('comment_feed_orderby', 'comment_date_gmt DESC');
- $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : '';
- $climits = apply_filters('comment_feed_limits', 'LIMIT ' . get_option('posts_per_rss'));
- $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);
- }
-
- if ( !empty($limits) ) {
- $found_posts_query = apply_filters( 'found_posts_query', 'SELECT FOUND_ROWS()' );
- $this->found_posts = $wpdb->get_var( $found_posts_query );
- $this->found_posts = apply_filters( 'found_posts', $this->found_posts );
- $this->max_num_pages = ceil($this->found_posts / $q['posts_per_page']);
- }
-
- // Check post status to determine if post should be displayed.
- if ( !empty($this->posts) && ($this->is_single || $this->is_page) ) {
- $status = get_post_status($this->posts[0]);
- //$type = get_post_type($this->posts[0]);
- if ( ('publish' != $status) ) {
- if ( ! is_user_logged_in() ) {
- // User must be logged in to view unpublished posts.
- $this->posts = array();
- } else {
- if (in_array($status, array('draft', 'pending')) ) {
- // User must have edit permissions on the draft to preview.
- if (! current_user_can('edit_post', $this->posts[0]->ID)) {
- $this->posts = array();
- } else {
- $this->is_preview = true;
- $this->posts[0]->post_date = current_time('mysql');
- }
- } else if ('future' == $status) {
- $this->is_preview = true;
- if (!current_user_can('edit_post', $this->posts[0]->ID)) {
- $this->posts = array ( );
- }
- } else {
- if (! current_user_can('read_post', $this->posts[0]->ID))
- $this->posts = array();
- }
- }
- }
-
- if ( $this->is_preview && current_user_can( "edit_{$post_type}", $this->posts[0]->ID ) )
- $this->posts[0] = apply_filters('the_preview', $this->posts[0]);
- }
-
- // 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['caller_get_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, $sticky_posts);
- array_splice($sticky_posts, $offset, 1);
- }
- }
-
- // Fetch sticky posts that weren't in the query results
- if ( !empty($sticky_posts) ) {
- $stickies__in = implode(',', array_map( 'absint', $sticky_posts ));
- $stickies = $wpdb->get_results( "SELECT * FROM $wpdb->posts WHERE $wpdb->posts.ID IN ($stickies__in)" );
- /** @todo Make sure post is published or viewable by the current user */
- foreach ( $stickies as $sticky_post ) {
- 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('the_posts', $this->posts);
-
- update_post_caches($this->posts);
-
- $this->post_count = count($this->posts);
- if ($this->post_count > 0) {
- $this->post = $this->posts[0];
- }
-
- return $this->posts;
- }
-
- /**
- * Setup 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) {
- $this->parse_query($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) {
- $cat = $this->get('cat');
- $category = &get_category($cat);
- if ( is_wp_error( $category ) )
- return NULL;
- $this->queried_object = &$category;
- $this->queried_object_id = (int) $cat;
- } else if ($this->is_tag) {
- $tag_id = $this->get('tag_id');
- $tag = &get_term($tag_id, 'post_tag');
- if ( is_wp_error( $tag ) )
- return NULL;
- $this->queried_object = &$tag;
- $this->queried_object_id = (int) $tag_id;
- } else if ($this->is_tax) {
- $tax = $this->get('taxonomy');
- $slug = $this->get('term');
- $term = &get_terms($tax, array('slug'=>$slug));
- if ( is_wp_error($term) || empty($term) )
- return NULL;
- $term = $term[0];
- $this->queried_object = $term;
- $this->queried_object_id = $term->term_id;
- } else if ($this->is_posts_page) {
- $this->queried_object = & get_page(get_option('page_for_posts'));
- $this->queried_object_id = (int) $this->queried_object->ID;
- } else if ($this->is_single) {
- $this->queried_object = $this->post;
- $this->queried_object_id = (int) $this->post->ID;
- } else if ($this->is_page) {
- $this->queried_object = $this->post;
- $this->queried_object_id = (int) $this->post->ID;
- } else if ($this->is_author) {
- $author_id = (int) $this->get('author');
- $author = get_userdata($author_id);
- $this->queried_object = $author;
- $this->queried_object_id = $author_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;
- }
-
- /**
- * PHP4 type constructor.
- *
- * Sets up the WordPress query, if parameter is not empty.
- *
- * @since 1.5.0
- * @access public
- *
- * @param string $query URL query string.
- * @return WP_Query
- */
- function WP_Query ($query = '') {
- if (! empty($query)) {
- $this->query($query);
- }
- }
-}
+ wp_redirect( $link, 301 ); // Permanent redirect
+ exit;
+ }
+}
/**
- * Redirect old slugs to the correct permalink.
+ * Set up global post data.
*
- * Attempts to find the current slug from the past slugs.
+ * @since 1.5.0
+ * @since 4.4.0 Added the ability to pass a post ID to `$post`.
*
- * @since 2.1.0
- * @uses $wp_query
- * @uses $wpdb
+ * @global WP_Query $wp_query Global WP_Query instance.
*
- * @return null If no link is found, null is returned.
+ * @param WP_Post|object|int $post WP_Post instance or Post ID/object.
+ * @return bool True when finished.
*/
-function wp_old_slug_redirect () {
+function setup_postdata( $post ) {
global $wp_query;
- if ( is_404() && '' != $wp_query->query_vars['name'] ) :
- global $wpdb;
-
- $query = "SELECT post_id FROM $wpdb->postmeta, $wpdb->posts WHERE ID = post_id AND meta_key = '_wp_old_slug' AND meta_value='" . $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'] )
- $query .= " AND YEAR(post_date) = '{$wp_query->query_vars['year']}'";
- if ( '' != $wp_query->query_vars['monthnum'] )
- $query .= " AND MONTH(post_date) = '{$wp_query->query_vars['monthnum']}'";
- if ( '' != $wp_query->query_vars['day'] )
- $query .= " AND DAYOFMONTH(post_date) = '{$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;
-}
-
-/**
- * Setup 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, $day, $currentmonth, $page, $pages, $multipage, $more, $numpages;
-
- $id = (int) $post->ID;
-
- $authordata = get_userdata($post->post_author);
-
- $day = 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[0] = $post->post_content;
- $multipage = 0;
+ if ( ! empty( $wp_query ) && $wp_query instanceof WP_Query ) {
+ return $wp_query->setup_postdata( $post );
}
- do_action_ref_array('the_post', array(&$post));
-
- return true;
+ return false;
}
-
-?>