X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/4f9d63e13cd8c6e275797c75b401b074b82937bc..6d3aa5fe58b2f91735fe04e94a2c12b7dd9adb09:/wp-includes/query.php
diff --git a/wp-includes/query.php b/wp-includes/query.php
index cf3cc1e2..446cebca 100644
--- a/wp-includes/query.php
+++ b/wp-includes/query.php
@@ -2,8 +2,8 @@
/**
* 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.
*
@@ -27,6 +27,36 @@ function get_query_var($var) {
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 $wp_query->get_queried_object_id();
+}
+
/**
* Set query variable.
*
@@ -56,9 +86,8 @@ function set_query_var($var, $value) {
* @param string $query
* @return array List of posts
*/
-function &query_posts($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);
}
@@ -73,23 +102,22 @@ function &query_posts($query) {
* @uses $wp_query
*/
function wp_reset_query() {
- unset($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
+ * 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);
+
+ if ( isset( $wp_query ) ) {
+ $wp_query->reset_postdata();
}
}
@@ -98,182 +126,173 @@ function wp_reset_postdata() {
*/
/**
- * Is query requesting an archive page.
+ * Is the query for an existing archive page?
*
+ * Month, Year, Category, Author, Post Type archive...
+ *
+ * @see WP_Query::is_archive()
* @since 1.5.0
* @uses $wp_query
*
- * @return bool True if page is archive.
+ * @return bool
*/
function is_archive() {
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' );
+ return false;
+ }
+
+ return $wp_query->is_archive();
}
/**
- * Is query requesting an attachment page.
+ * Is the query for an existing post type archive page?
*
- * @since 2.0.0
+ * @see WP_Query::is_post_type_archive()
+ * @since 3.1.0
* @uses $wp_query
*
- * @return bool True if page is attachment.
+ * @param mixed $post_types Optional. Post type or array of posts types to check against.
+ * @return bool
*/
-function is_attachment() {
+function is_post_type_archive( $post_types = '' ) {
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' );
+ return false;
+ }
+
+ return $wp_query->is_post_type_archive( $post_types );
}
/**
- * Is query requesting an author page.
+ * Is the query for an existing attachment 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.
+ * @see WP_Query::is_attachment()
+ * @since 2.0.0
+ * @uses $wp_query
*
- * 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.
+ * @return bool
+ */
+function is_attachment() {
+ global $wp_query;
+
+ if ( ! isset( $wp_query ) ) {
+ _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
+ return false;
+ }
+
+ return $wp_query->is_attachment();
+}
+
+/**
+ * Is the query for an existing author archive page?
*
- * If 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.
*
+ * @see WP_Query::is_author()
* @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).
+ * @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( $wp_query ) ) {
+ _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
return false;
+ }
- if ( empty($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.
*
+ * @see WP_Query::is_category()
* @since 1.5.0
* @uses $wp_query
*
- * @param string|array $category Optional.
+ * @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( $wp_query ) ) {
+ _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
return false;
+ }
- if ( empty($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.
*
+ * @see WP_Query::is_tag()
* @since 2.3.0
* @uses $wp_query
*
- * @param string|array $slug Optional. Single tag or list of tags to check for.
+ * @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' );
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 query is for the given taxonomy and/or term.
+ * Is the query for an existing taxonomy archive page?
+ *
+ * If the $taxonomy parameter is specified, this function will additionally
+ * check if the query is for that specific $taxonomy.
*
- * If no taxonomy argument is set, returns true if any taxonomy is queried.
- * If the taxonomy argument is passed but no term argument, returns true
- * if the taxonomy or taxonomies in the argument are being queried.
- * If both taxonomy and term arguments are passed, returns true
- * if the current query is for a term contained in the terms argument
- * which has a taxonomy contained in the taxonomy argument.
+ * 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 string|array $taxonomy Optional. Taxonomy slug or slugs to check in current query.
- * @param int|array|string $term. Optional. A single or array of, The term's ID, Name or Slug
+ * @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, $wp_taxonomies;
-
- $queried_object = $wp_query->get_queried_object();
- $tax_array = array_intersect(array_keys($wp_taxonomies), (array) $taxonomy);
- $term_array = (array) $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' );
return false;
+ }
- if ( empty( $taxonomy ) )
- return true;
-
- 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
- ));
+ 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
*
@@ -282,12 +301,18 @@ function is_tax( $taxonomy = '', $term = '' ) {
function is_comments_popup() {
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' );
+ return false;
+ }
+
+ return $wp_query->is_comments_popup();
}
/**
- * Whether current URL is based on a date.
+ * Is the query for an existing date archive?
*
+ * @see WP_Query::is_date()
* @since 1.5.0
* @uses $wp_query
*
@@ -296,12 +321,18 @@ function is_comments_popup() {
function is_date() {
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' );
+ return false;
+ }
+
+ return $wp_query->is_date();
}
/**
- * Whether current blog URL contains a day.
+ * Is the query for an existing day archive?
*
+ * @see WP_Query::is_day()
* @since 1.5.0
* @uses $wp_query
*
@@ -310,26 +341,39 @@ function is_date() {
function is_day() {
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' );
+ return false;
+ }
+
+ return $wp_query->is_day();
}
/**
- * Whether current page query is feed URL.
+ * 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() {
+function is_feed( $feeds = '' ) {
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' );
+ return false;
+ }
+
+ return $wp_query->is_feed( $feeds );
}
/**
- * Whether current page query is comment feed URL.
+ * Is the query for a comments feed?
*
+ * @see WP_Query::is_comments_feed()
* @since 3.0.0
* @uses $wp_query
*
@@ -338,12 +382,27 @@ function is_feed() {
function is_comment_feed() {
global $wp_query;
- return $wp_query->is_comment_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' );
+ 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()
+ *
+ * @see WP_Query::is_front_page()
* @since 2.5.0
* @uses is_home()
* @uses get_option()
@@ -351,22 +410,29 @@ function is_comment_feed() {
* @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
+ 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();
}
/**
- * Whether current page view is the blog homepage.
+ * 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".
*
- * This is the page which is showing the time based blog content of your site
- * so if you set a static page for the front page of your site then this will
- * only be true on the page which you set as the "Posts page" in Reading Settings.
+ * @see is_front_page()
*
+ * @see WP_Query::is_home()
* @since 1.5.0
* @uses $wp_query
*
@@ -375,12 +441,18 @@ function is_front_page() {
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' );
+ return false;
+ }
+
+ return $wp_query->is_home();
}
/**
- * Whether current page query contains a month.
+ * Is the query for an existing month archive?
*
+ * @see WP_Query::is_month()
* @since 1.5.0
* @uses $wp_query
*
@@ -389,52 +461,45 @@ function is_home() {
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' );
+ 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()
*
+ * @see WP_Query::is_page()
* @since 1.5.0
* @uses $wp_query
*
- * @param mixed $page Either page or list of pages to test against.
+ * @param mixed $page Page ID, title, slug, or array of such.
* @return bool
*/
-function is_page($page = '') {
+function is_page( $page = '' ) {
global $wp_query;
- if ( !$wp_query->is_page )
+ if ( ! isset( $wp_query ) ) {
+ _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
return false;
+ }
- if ( empty($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?
*
+ * @see WP_Query::is_paged()
* @since 1.5.0
* @uses $wp_query
*
@@ -443,32 +508,18 @@ function is_page($page = '') {
function is_paged() {
global $wp_query;
- return $wp_query->is_paged;
-}
-
-/**
- * Whether the current page was created by a plugin.
- *
- * The plugin can set this by using the global $plugin_page and setting it to
- * true.
- *
- * @since 1.5.0
- * @global bool $plugin_page Used by plugins to tell the query that current is a plugin page.
- *
- * @return bool
- */
-function is_plugin_page() {
- global $plugin_page;
-
- if ( isset($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' );
+ return false;
+ }
- return false;
+ return $wp_query->is_paged();
}
/**
- * Whether the current query is preview of post or page.
+ * Is the query for a post or page preview?
*
+ * @see WP_Query::is_preview()
* @since 2.0.0
* @uses $wp_query
*
@@ -477,12 +528,18 @@ function is_plugin_page() {
function is_preview() {
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' );
+ return false;
+ }
+
+ return $wp_query->is_preview();
}
/**
- * Whether the current query post is robots.
+ * Is the query for the robots file?
*
+ * @see WP_Query::is_robots()
* @since 2.1.0
* @uses $wp_query
*
@@ -491,12 +548,18 @@ function is_preview() {
function is_robots() {
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' );
+ return false;
+ }
+
+ return $wp_query->is_robots();
}
/**
- * Whether current query is the result of a user search.
+ * Is the query for a search?
*
+ * @see WP_Query::is_search()
* @since 1.5.0
* @uses $wp_query
*
@@ -505,70 +568,74 @@ function is_robots() {
function is_search() {
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' );
+ return false;
+ }
+
+ return $wp_query->is_search();
}
/**
- * Whether the current page query is single page.
+ * Is the query for an existing single post?
*
- * The parameter can contain the post ID, post title, or post name. The
- * parameter can also be an array of those three values.
+ * Works for any post type, except attachments and pages
*
- * This applies to other post types, attachments, pages, posts. Just means that
- * the current query has only a single object.
+ * 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 Either post or list of posts to test against.
+ * @param mixed $post Post ID, title, slug, or array of such.
* @return bool
*/
-function is_single($post = '') {
+function is_single( $post = '' ) {
global $wp_query;
- if ( !$wp_query->is_single )
+ if ( ! isset( $wp_query ) ) {
+ _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
return false;
+ }
- if ( empty($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_single( $post );
}
/**
- * Whether is single post, is a page, or is an attachment.
+ * Is the query for an existing single post of any post type (post, attachment, page, ... )?
+ *
+ * If the $post_types parameter is specified, this function will additionally
+ * check if the query is for one of the Posts Types specified.
+ *
+ * @see is_page()
+ * @see is_single()
*
+ * @see WP_Query::is_singular()
* @since 1.5.0
* @uses $wp_query
*
- * @param string|array $post_types Optional. Post type or types to check in current query.
+ * @param mixed $post_types Optional. Post Type or array of Post Types
* @return bool
*/
-function is_singular($post_types = '') {
+function is_singular( $post_types = '' ) {
global $wp_query;
- if ( empty($post_types) || !$wp_query->is_singular )
- return $wp_query->is_singular;
-
- $post_obj = $wp_query->get_queried_object();
+ if ( ! isset( $wp_query ) ) {
+ _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
+ return false;
+ }
- return in_array($post_obj->post_type, (array) $post_types);
+ return $wp_query->is_singular( $post_types );
}
/**
- * Whether the query contains a time.
+ * Is the query for a specific time?
*
+ * @see WP_Query::is_time()
* @since 1.5.0
* @uses $wp_query
*
@@ -577,12 +644,18 @@ function is_singular($post_types = '') {
function is_time() {
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' );
+ return false;
+ }
+
+ return $wp_query->is_time();
}
/**
- * Whether the query is a trackback.
+ * Is the query for a trackback endpoint call?
*
+ * @see WP_Query::is_trackback()
* @since 1.5.0
* @uses $wp_query
*
@@ -591,12 +664,18 @@ function is_time() {
function is_trackback() {
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' );
+ return false;
+ }
+
+ return $wp_query->is_trackback();
}
/**
- * Whether the query contains a year.
+ * Is the query for an existing year archive?
*
+ * @see WP_Query::is_year()
* @since 1.5.0
* @uses $wp_query
*
@@ -605,25 +684,54 @@ function is_trackback() {
function is_year() {
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' );
+ return false;
+ }
+
+ return $wp_query->is_year();
}
/**
- * Whether current page query is a 404 and no results for WordPress query.
+ * Is the query a 404 (returns no results)?
*
+ * @see WP_Query::is_404()
* @since 1.5.0
* @uses $wp_query
*
- * @return bool True, if nothing is found matching WordPress Query.
+ * @return bool
*/
function is_404() {
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' );
+ return false;
+ }
+
+ return $wp_query->is_404();
+}
+
+/**
+ * Is the query the main query?
+ *
+ * @since 3.3.0
+ *
+ * @return bool
+ */
+function is_main_query() {
+ if ( 'pre_get_posts' === current_filter() ) {
+ $message = sprintf( __( 'In %1$s
, use the %2$s
method, not the %3$s
function. See %4$s.' ),
+ 'pre_get_posts', 'WP_Query::is_main_query()', 'is_main_query()', __( 'http://codex.wordpress.org/Function_Reference/is_main_query' ) );
+ _doing_it_wrong( __FUNCTION__, $message, '3.7' );
+ }
+
+ global $wp_query;
+ return $wp_query->is_main_query();
}
/*
- * The Loop. Post loop control.
+ * The Loop. Post loop control.
*/
/**
@@ -729,16 +837,16 @@ function the_comment() {
class WP_Query {
/**
- * Query string
+ * Query vars set by the user
*
* @since 1.5.0
* @access public
- * @var string
+ * @var array
*/
var $query;
/**
- * Query search variables set by the user.
+ * Query vars, after parsing
*
* @since 1.5.0
* @access public
@@ -746,6 +854,33 @@ class WP_Query {
*/
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;
+
+ /**
+ * Date query container
+ *
+ * @since 3.7.0
+ * @access public
+ * @var object WP_Date_Query
+ */
+ var $date_query = false;
+
/**
* Holds the data for a single object that is queried.
*
@@ -812,11 +947,11 @@ class WP_Query {
var $in_the_loop = false;
/**
- * The current post ID.
+ * The current post.
*
* @since 1.5.0
* @access public
- * @var int
+ * @var WP_Post
*/
var $post;
@@ -857,7 +992,9 @@ class WP_Query {
var $comment;
/**
- * Amount of posts if limit clause was not used.
+ * The amount of found posts for the current query.
+ *
+ * If limit clause was not used, equals $post_count.
*
* @since 2.1.0
* @access public
@@ -1063,6 +1200,15 @@ class WP_Query {
*/
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.
*
@@ -1110,6 +1256,50 @@ class WP_Query {
*/
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;
+
+ /**
+ * Cached list of search stopwords.
+ *
+ * @since 3.7.0
+ * @var array
+ */
+ private $stopwords;
+
/**
* Resets query flags to false.
*
@@ -1120,6 +1310,7 @@ class WP_Query {
*/
function init_query_flags() {
$this->is_single = false;
+ $this->is_preview = false;
$this->is_page = false;
$this->is_archive = false;
$this->is_date = false;
@@ -1137,12 +1328,14 @@ class WP_Query {
$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;
}
/**
@@ -1160,6 +1353,15 @@ class WP_Query {
$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();
}
@@ -1171,7 +1373,7 @@ class WP_Query {
* @access public
*/
function parse_query_vars() {
- $this->parse_query('');
+ $this->parse_query();
}
/**
@@ -1208,6 +1410,7 @@ class WP_Query {
, 'tag'
, 'cat'
, 'tag_id'
+ , 'author'
, 'author_name'
, 'feed'
, 'tb'
@@ -1218,18 +1421,21 @@ class WP_Query {
, 'preview'
, 's'
, 'sentence'
+ , 'fields'
+ , 'menu_order'
);
foreach ( $keys as $key ) {
- if ( !isset($array[$key]))
+ if ( !isset($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');
+ $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', 'post_parent__in', 'post_parent__not_in',
+ 'author__in', 'author__not_in' );
foreach ( $array_keys as $key ) {
- if ( !isset($array[$key]))
+ if ( !isset($array[$key]) )
$array[$key] = array();
}
return $array;
@@ -1241,20 +1447,19 @@ class WP_Query {
* @since 1.5.0
* @access public
*
- * @param string|array $query
+ * @param string|array $query Optional query.
*/
- function parse_query($query) {
- if ( !empty($query) || !isset($this->query) ) {
+ function parse_query( $query = '' ) {
+ if ( ! empty( $query ) ) {
$this->init();
- if ( is_array($query) )
- $this->query_vars = $query;
- else
- parse_str($query, $this->query_vars);
- $this->query = $query;
+ $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;
@@ -1265,16 +1470,22 @@ class WP_Query {
$qv['monthnum'] = absint($qv['monthnum']);
$qv['day'] = absint($qv['day']);
$qv['w'] = absint($qv['w']);
- $qv['m'] = absint($qv['m']);
+ $qv['m'] = preg_replace( '|[^0-9]|', '', $qv['m'] );
$qv['paged'] = absint($qv['paged']);
$qv['cat'] = preg_replace( '|[^0-9,-]|', '', $qv['cat'] ); // comma separated list of positive or negative integers
+ $qv['author'] = preg_replace( '|[^0-9,-]|', '', $qv['author'] ); // comma separated list of positive or negative integers
$qv['pagename'] = trim( $qv['pagename'] );
$qv['name'] = trim( $qv['name'] );
if ( '' !== $qv['hour'] ) $qv['hour'] = absint($qv['hour']);
if ( '' !== $qv['minute'] ) $qv['minute'] = absint($qv['minute']);
if ( '' !== $qv['second'] ) $qv['second'] = absint($qv['second']);
+ if ( '' !== $qv['menu_order'] ) $qv['menu_order'] = absint($qv['menu_order']);
+
+ // Fairly insane upper bound for search string lengths.
+ if ( ! empty( $qv['s'] ) && strlen( $qv['s'] ) > 1600 )
+ $qv['s'] = '';
- // Compat. Map subpost to attachment.
+ // Compat. Map subpost to attachment.
if ( '' != $qv['subpost'] )
$qv['attachment'] = $qv['subpost'];
if ( '' != $qv['subpost_id'] )
@@ -1296,10 +1507,12 @@ class WP_Query {
} elseif ( '' != $qv['static'] || '' != $qv['pagename'] || !empty($qv['page_id']) ) {
$this->is_page = true;
$this->is_single = false;
- } elseif ( !empty($qv['s']) ) {
- $this->is_search = true;
} else {
- // Look for archive queries. Dates, categories, authors.
+ // Look for archive queries. Dates, categories, authors, search, post type archives.
+
+ if ( !empty($qv['s']) ) {
+ $this->is_search = true;
+ }
if ( '' !== $qv['second'] ) {
$this->is_time = true;
@@ -1318,15 +1531,24 @@ class WP_Query {
if ( $qv['day'] ) {
if ( ! $this->is_date ) {
- $this->is_day = true;
- $this->is_date = true;
+ $date = sprintf( '%04d-%02d-%02d', $qv['year'], $qv['monthnum'], $qv['day'] );
+ if ( $qv['monthnum'] && $qv['year'] && ! wp_checkdate( $qv['monthnum'], $qv['day'], $qv['year'], $date ) ) {
+ $qv['error'] = '404';
+ } else {
+ $this->is_day = true;
+ $this->is_date = true;
+ }
}
}
if ( $qv['monthnum'] ) {
if ( ! $this->is_date ) {
- $this->is_month = true;
- $this->is_date = true;
+ if ( 12 < $qv['monthnum'] ) {
+ $qv['error'] = '404';
+ } else {
+ $this->is_month = true;
+ $this->is_date = true;
+ }
}
}
@@ -1354,120 +1576,55 @@ class WP_Query {
$this->is_date = true;
}
- if ( empty($qv['cat']) || ($qv['cat'] == '0') ) {
- $this->is_category = false;
- } else {
- if ( strpos($qv['cat'], '-') !== false ) {
- $this->is_category = false;
- } else {
- $this->is_category = true;
- }
- }
+ $this->query_vars_hash = false;
+ $this->parse_tax_query( $qv );
- if ( '' != $qv['category_name'] ) {
- $this->is_category = true;
+ 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( $tax_query );
- if ( !is_array($qv['category__in']) || empty($qv['category__in']) ) {
- $qv['category__in'] = array();
+ if ( empty($qv['author']) || ($qv['author'] == '0') ) {
+ $this->is_author = false;
} else {
- $qv['category__in'] = array_map('absint', $qv['category__in']);
- $this->is_category = true;
+ $this->is_author = true;
}
- if ( !is_array($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 ( '' != $qv['author_name'] )
+ $this->is_author = true;
- if ( !is_array($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 ( !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 ( '' != $qv['tag'] )
- $this->is_tag = 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;
+ }
- $qv['tag_id'] = absint($qv['tag_id']);
- if ( !empty($qv['tag_id']) )
- $this->is_tag = true;
+ if ( '' != $qv['feed'] )
+ $this->is_feed = true;
- if ( !is_array($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 ( '' != $qv['tb'] )
+ $this->is_trackback = true;
- if ( !is_array($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 ( '' != $qv['paged'] && ( intval($qv['paged']) > 1 ) )
+ $this->is_paged = true;
- if ( !is_array($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 ( '' != $qv['paged'] && ( intval($qv['paged']) > 1 ) )
- $this->is_paged = true;
-
- if ( '' != $qv['comments_popup'] )
- $this->is_comments_popup = true;
+ if ( '' != $qv['comments_popup'] )
+ $this->is_comments_popup = true;
// if we're previewing inside the write screen
if ( '' != $qv['preview'] )
@@ -1491,7 +1648,10 @@ class WP_Query {
// 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') ) {
- $_query = wp_parse_args($query);
+ $_query = wp_parse_args($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;
@@ -1505,7 +1665,7 @@ class WP_Query {
}
if ( '' != $qv['pagename'] ) {
- $this->queried_object =& get_page_by_path($qv['pagename']);
+ $this->queried_object = get_page_by_path($qv['pagename']);
if ( !empty($this->queried_object) )
$this->queried_object_id = (int) $this->queried_object->ID;
else
@@ -1528,13 +1688,17 @@ class WP_Query {
if ( !empty($qv['post_type']) ) {
if ( is_array($qv['post_type']) )
- $qv['post_type'] = array_map('sanitize_user', $qv['post_type'], array(true));
+ $qv['post_type'] = array_map('sanitize_key', $qv['post_type']);
else
- $qv['post_type'] = sanitize_user($qv['post_type'], true);
+ $qv['post_type'] = sanitize_key($qv['post_type']);
}
- if ( !empty($qv['post_status']) )
- $qv['post_status'] = preg_replace('|[^a-z0-9_,-]|', '', $qv['post_status']);
+ 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;
@@ -1545,8 +1709,388 @@ class WP_Query {
if ( '404' == $qv['error'] )
$this->set_404();
- if ( !empty($query) )
- do_action_ref_array('parse_query', array(&$this));
+ $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 ( get_taxonomies( array() , 'objects' ) as $taxonomy => $t ) {
+ if ( 'post_tag' == $taxonomy )
+ continue; // Handled further down in the $q['tag'] block
+
+ if ( $t->query_var && !empty( $q[$t->query_var] ) ) {
+ $tax_query_defaults = array(
+ 'taxonomy' => $taxonomy,
+ 'field' => 'slug',
+ );
+
+ if ( 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'] ) && ! $this->is_singular ) {
+ $cat_in = $cat_not_in = array();
+
+ $cat_array = preg_split( '/[,\s]+/', urldecode( $q['cat'] ) );
+ $cat_array = array_map( 'intval', $cat_array );
+ $q['cat'] = implode( ',', $cat_array );
+
+ foreach ( $cat_array as $cat ) {
+ if ( $cat > 0 )
+ $cat_in[] = $cat;
+ elseif ( $cat < 0 )
+ $cat_not_in[] = abs( $cat );
+ }
+
+ if ( ! empty( $cat_in ) ) {
+ $tax_query[] = array(
+ 'taxonomy' => 'category',
+ 'terms' => $cat_in,
+ 'field' => 'term_id',
+ 'include_children' => true
+ );
+ }
+
+ if ( ! empty( $cat_not_in ) ) {
+ $tax_query[] = array(
+ 'taxonomy' => 'category',
+ 'terms' => $cat_not_in,
+ 'field' => 'term_id',
+ 'operator' => 'NOT IN',
+ 'include_children' => true
+ );
+ }
+ unset( $cat_array, $cat_in, $cat_not_in );
+ }
+
+ if ( ! empty( $q['category__and'] ) && 1 === count( (array) $q['category__and'] ) ) {
+ $q['category__and'] = (array) $q['category__and'];
+ if ( ! isset( $q['category__in'] ) )
+ $q['category__in'] = array();
+ $q['category__in'][] = absint( reset( $q['category__and'] ) );
+ unset( $q['category__and'] );
+ }
+
+ if ( ! empty( $q['category__in'] ) ) {
+ $q['category__in'] = array_map( 'absint', array_unique( (array) $q['category__in'] ) );
+ $tax_query[] = array(
+ 'taxonomy' => 'category',
+ 'terms' => $q['category__in'],
+ 'field' => 'term_id',
+ 'include_children' => false
+ );
+ }
+
+ if ( ! empty($q['category__not_in']) ) {
+ $q['category__not_in'] = array_map( 'absint', array_unique( (array) $q['category__not_in'] ) );
+ $tax_query[] = array(
+ 'taxonomy' => 'category',
+ 'terms' => $q['category__not_in'],
+ 'operator' => 'NOT IN',
+ 'include_children' => false
+ );
+ }
+
+ if ( ! empty($q['category__and']) ) {
+ $q['category__and'] = array_map( 'absint', array_unique( (array) $q['category__and'] ) );
+ $tax_query[] = array(
+ 'taxonomy' => 'category',
+ 'terms' => $q['category__and'],
+ 'field' => 'term_id',
+ 'operator' => 'AND',
+ 'include_children' => false
+ );
+ }
+
+ // Tag stuff
+ if ( '' != $q['tag'] && !$this->is_singular && $this->query_vars_changed ) {
+ if ( strpos($q['tag'], ',') !== false ) {
+ $tags = preg_split('/[,\r\n\t ]+/', $q['tag']);
+ foreach ( (array) $tags as $tag ) {
+ $tag = sanitize_term_field('slug', $tag, 0, 'post_tag', 'db');
+ $q['tag_slug__in'][] = $tag;
+ }
+ } else if ( preg_match('/[+\r\n\t ]+/', $q['tag']) || !empty($q['cat']) ) {
+ $tags = preg_split('/[+\r\n\t ]+/', $q['tag']);
+ foreach ( (array) $tags as $tag ) {
+ $tag = sanitize_term_field('slug', $tag, 0, 'post_tag', 'db');
+ $q['tag_slug__and'][] = $tag;
+ }
+ } else {
+ $q['tag'] = sanitize_term_field('slug', $q['tag'], 0, 'post_tag', 'db');
+ $q['tag_slug__in'][] = $q['tag'];
+ }
+ }
+
+ if ( !empty($q['tag_id']) ) {
+ $q['tag_id'] = absint( $q['tag_id'] );
+ $tax_query[] = array(
+ 'taxonomy' => 'post_tag',
+ 'terms' => $q['tag_id']
+ );
+ }
+
+ if ( !empty($q['tag__in']) ) {
+ $q['tag__in'] = array_map('absint', array_unique( (array) $q['tag__in'] ) );
+ $tax_query[] = array(
+ 'taxonomy' => 'post_tag',
+ 'terms' => $q['tag__in']
+ );
+ }
+
+ if ( !empty($q['tag__not_in']) ) {
+ $q['tag__not_in'] = array_map('absint', array_unique( (array) $q['tag__not_in'] ) );
+ $tax_query[] = array(
+ 'taxonomy' => 'post_tag',
+ 'terms' => $q['tag__not_in'],
+ 'operator' => 'NOT IN'
+ );
+ }
+
+ if ( !empty($q['tag__and']) ) {
+ $q['tag__and'] = array_map('absint', array_unique( (array) $q['tag__and'] ) );
+ $tax_query[] = array(
+ 'taxonomy' => 'post_tag',
+ 'terms' => $q['tag__and'],
+ 'operator' => 'AND'
+ );
+ }
+
+ if ( !empty($q['tag_slug__in']) ) {
+ $q['tag_slug__in'] = array_map('sanitize_title_for_query', array_unique( (array) $q['tag_slug__in'] ) );
+ $tax_query[] = array(
+ 'taxonomy' => 'post_tag',
+ 'terms' => $q['tag_slug__in'],
+ 'field' => 'slug'
+ );
+ }
+
+ if ( !empty($q['tag_slug__and']) ) {
+ $q['tag_slug__and'] = array_map('sanitize_title_for_query', array_unique( (array) $q['tag_slug__and'] ) );
+ $tax_query[] = array(
+ 'taxonomy' => 'post_tag',
+ 'terms' => $q['tag_slug__and'],
+ 'field' => 'slug',
+ 'operator' => 'AND'
+ );
+ }
+
+ $this->tax_query = new WP_Tax_Query( $tax_query );
+
+ do_action( 'parse_tax_query', $this );
+ }
+
+ /**
+ * Generate SQL for the WHERE clause based on passed search terms.
+ *
+ * @since 3.7.0
+ *
+ * @global wpdb $wpdb
+ * @param array $q Query variables.
+ * @return string WHERE clause.
+ */
+ protected function parse_search( &$q ) {
+ global $wpdb;
+
+ $search = '';
+
+ // added slashes screw with quote grouping when done early, so done later
+ $q['s'] = stripslashes( $q['s'] );
+ if ( empty( $_GET['s'] ) && $this->is_main_query() )
+ $q['s'] = urldecode( $q['s'] );
+ // there are no line breaks in fields
+ $q['s'] = str_replace( array( "\r", "\n" ), '', $q['s'] );
+ $q['search_terms_count'] = 1;
+ if ( ! empty( $q['sentence'] ) ) {
+ $q['search_terms'] = array( $q['s'] );
+ } else {
+ if ( preg_match_all( '/".*?("|$)|((?<=[\t ",+])|^)[^\t ",+]+/', $q['s'], $matches ) ) {
+ $q['search_terms_count'] = count( $matches[0] );
+ $q['search_terms'] = $this->parse_search_terms( $matches[0] );
+ // if the search string has only short terms or stopwords, or is 10+ terms long, match it as sentence
+ if ( empty( $q['search_terms'] ) || count( $q['search_terms'] ) > 9 )
+ $q['search_terms'] = array( $q['s'] );
+ } else {
+ $q['search_terms'] = array( $q['s'] );
+ }
+ }
+
+ $n = ! empty( $q['exact'] ) ? '' : '%';
+ $searchand = '';
+ $q['search_orderby_title'] = array();
+ foreach ( $q['search_terms'] as $term ) {
+ $term = like_escape( esc_sql( $term ) );
+ if ( $n )
+ $q['search_orderby_title'][] = "$wpdb->posts.post_title LIKE '%$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 = '') ";
+ }
+
+ return $search;
+ }
+
+ /**
+ * Check if the terms are suitable for searching.
+ *
+ * Uses an array of stopwords (terms) that are excluded from the separate
+ * term matching when searching for posts. The list of English stopwords is
+ * the approximate search engines list, and is translatable.
+ *
+ * @since 3.7.0
+ *
+ * @param array Terms to check.
+ * @return array Terms that are not stopwords.
+ */
+ protected function parse_search_terms( $terms ) {
+ $strtolower = function_exists( 'mb_strtolower' ) ? 'mb_strtolower' : 'strtolower';
+ $checked = array();
+
+ $stopwords = $this->get_search_stopwords();
+
+ foreach ( $terms as $term ) {
+ // keep before/after spaces when term is for exact match
+ if ( preg_match( '/^".+"$/', $term ) )
+ $term = trim( $term, "\"'" );
+ else
+ $term = trim( $term, "\"' " );
+
+ // Avoid single A-Z.
+ if ( ! $term || ( 1 === strlen( $term ) && preg_match( '/^[a-z]$/i', $term ) ) )
+ continue;
+
+ if ( in_array( call_user_func( $strtolower, $term ), $stopwords, true ) )
+ continue;
+
+ $checked[] = $term;
+ }
+
+ return $checked;
+ }
+
+ /**
+ * Retrieve stopwords used when parsing search terms.
+ *
+ * @since 3.7.0
+ *
+ * @return array Stopwords.
+ */
+ protected function get_search_stopwords() {
+ if ( isset( $this->stopwords ) )
+ return $this->stopwords;
+
+ /* translators: This is a comma-separated list of very common words that should be excluded from a search,
+ * like a, an, and the. These are usually called "stopwords". You should not simply translate these individual
+ * words into your language. Instead, look for and provide commonly accepted stopwords in your language.
+ */
+ $words = explode( ',', _x( 'about,an,are,as,at,be,by,com,for,from,how,in,is,it,of,on,or,that,the,this,to,was,what,when,where,who,will,with,www',
+ 'Comma-separated list of search stopwords in your language' ) );
+
+ $stopwords = array();
+ foreach( $words as $word ) {
+ $word = trim( $word, "\r\n\t " );
+ if ( $word )
+ $stopwords[] = $word;
+ }
+
+ /**
+ * Filter stopwords used when parsing search terms.
+ *
+ * @since 3.7.0
+ *
+ * @param array $stopwords Stopwords.
+ */
+ $this->stopwords = apply_filters( 'wp_search_stopwords', $stopwords );
+ return $this->stopwords;
+ }
+
+ /**
+ * Generate SQL for the ORDER BY condition based on passed search terms.
+ *
+ * @global wpdb $wpdb
+ * @param array $q Query variables.
+ * @return string ORDER BY clause.
+ */
+ protected function parse_search_order( &$q ) {
+ global $wpdb;
+
+ $search_orderby = '';
+
+ if ( $q['search_terms_count'] > 1 ) {
+ $num_terms = count( $q['search_orderby_title'] );
+ $search_orderby_s = like_escape( esc_sql( $q['s'] ) );
+
+ $search_orderby = '(CASE ';
+ // sentence match in 'post_title'
+ $search_orderby .= "WHEN $wpdb->posts.post_title LIKE '%{$search_orderby_s}%' THEN 1 ";
+
+ // sanity limit, sort as sentence when more than 6 terms
+ // (few searches are longer than 6 terms and most titles are not)
+ if ( $num_terms < 7 ) {
+ // all words in title
+ $search_orderby .= 'WHEN ' . implode( ' AND ', $q['search_orderby_title'] ) . ' THEN 2 ';
+ // any word in title, not needed when $num_terms == 1
+ if ( $num_terms > 1 )
+ $search_orderby .= 'WHEN ' . implode( ' OR ', $q['search_orderby_title'] ) . ' THEN 3 ';
+ }
+
+ // sentence match in 'post_content'
+ $search_orderby .= "WHEN $wpdb->posts.post_content LIKE '%{$search_orderby_s}%' THEN 4 ";
+ $search_orderby .= 'ELSE 5 END)';
+ } else {
+ // single word or sentence search
+ $search_orderby = reset( $q['search_orderby_title'] ) . ' DESC';
+ }
+
+ return $search_orderby;
}
/**
@@ -1605,19 +2149,33 @@ class WP_Query {
*
* @return array List of posts.
*/
- function &get_posts() {
- global $wpdb, $user_ID, $_wp_using_ext_object_cache;
+ function get_posts() {
+ global $wpdb;
+
+ $this->parse_query();
do_action_ref_array('pre_get_posts', array(&$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 = '';
- $whichcat = '';
$whichauthor = '';
$whichmimetype = '';
$where = '';
@@ -1625,18 +2183,24 @@ class WP_Query {
$join = '';
$search = '';
$groupby = '';
- $fields = "$wpdb->posts.*";
+ $fields = '';
$post_status_join = false;
$page = 1;
- if ( !isset($q['caller_get_posts']) )
- $q['caller_get_posts'] = false;
+ 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 )
+ if ( wp_using_ext_object_cache() )
$q['cache_results'] = false;
else
$q['cache_results'] = true;
@@ -1700,9 +2264,22 @@ class WP_Query {
else
$q['no_found_rows'] = false;
- // If a month is specified in the querystring, load that month
+ switch ( $q['fields'] ) {
+ case 'ids':
+ $fields = "$wpdb->posts.ID";
+ break;
+ case 'id=>parent':
+ $fields = "$wpdb->posts.ID, $wpdb->posts.post_parent";
+ break;
+ default:
+ $fields = "$wpdb->posts.*";
+ }
+
+ if ( '' !== $q['menu_order'] )
+ $where .= " AND $wpdb->posts.menu_order = " . $q['menu_order'];
+
+ // The "m" parameter is meant for months but accepts datetimes of varying specificity
if ( $q['m'] ) {
- $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);
@@ -1716,25 +2293,44 @@ class WP_Query {
$where .= " AND SECOND($wpdb->posts.post_date)=" . substr($q['m'], 12, 2);
}
+ // Handle the other individual date parameters
+ $date_parameters = array();
+
if ( '' !== $q['hour'] )
- $where .= " AND HOUR($wpdb->posts.post_date)='" . $q['hour'] . "'";
+ $date_parameters['hour'] = $q['hour'];
if ( '' !== $q['minute'] )
- $where .= " AND MINUTE($wpdb->posts.post_date)='" . $q['minute'] . "'";
+ $date_parameters['minute'] = $q['minute'];
if ( '' !== $q['second'] )
- $where .= " AND SECOND($wpdb->posts.post_date)='" . $q['second'] . "'";
+ $date_parameters['second'] = $q['second'];
if ( $q['year'] )
- $where .= " AND YEAR($wpdb->posts.post_date)='" . $q['year'] . "'";
+ $date_parameters['year'] = $q['year'];
if ( $q['monthnum'] )
- $where .= " AND MONTH($wpdb->posts.post_date)='" . $q['monthnum'] . "'";
+ $date_parameters['monthnum'] = $q['monthnum'];
+
+ if ( $q['w'] )
+ $date_parameters['week'] = $q['w'];
if ( $q['day'] )
- $where .= " AND DAYOFMONTH($wpdb->posts.post_date)='" . $q['day'] . "'";
+ $date_parameters['day'] = $q['day'];
+
+ if ( $date_parameters ) {
+ $date_query = new WP_Date_Query( array( $date_parameters ) );
+ $where .= $date_query->get_sql();
+ }
+ unset( $date_parameters, $date_query );
- // If we've got a post_type AND its not "any" post_type.
+ // Handle complex date queries
+ if ( ! empty( $q['date_query'] ) ) {
+ $this->date_query = new WP_Date_Query( $q['date_query'] );
+ $where .= $this->date_query->get_sql();
+ }
+
+
+ // If we've got a post_type AND it's not "any" post_type.
if ( !empty($q['post_type']) && 'any' != $q['post_type'] ) {
foreach ( (array)$q['post_type'] as $_post_type ) {
$ptype_obj = get_post_type_object($_post_type);
@@ -1757,7 +2353,7 @@ class WP_Query {
}
if ( '' != $q['name'] ) {
- $q['name'] = sanitize_title($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) ) {
@@ -1785,12 +2381,10 @@ class WP_Query {
$page_for_posts = get_option('page_for_posts');
if ( ('page' != get_option('show_on_front') ) || empty($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['pagename'] = sanitize_title_for_query( wp_basename( $q['pagename'] ) );
$q['name'] = $q['pagename'];
$where .= " AND ($wpdb->posts.ID = '$reqpage')";
- $reqpage_obj = get_page($reqpage);
+ $reqpage_obj = get_post( $reqpage );
if ( is_object($reqpage_obj) && 'attachment' == $reqpage_obj->post_type ) {
$this->is_attachment = true;
$post_type = $q['post_type'] = 'attachment';
@@ -1799,20 +2393,16 @@ class WP_Query {
}
}
} 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['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 supercede any post number.
+ // If an attachment is requested by number, let it supersede any post number.
if ( $q['attachment_id'] )
$q['p'] = absint($q['attachment_id']);
@@ -1827,8 +2417,15 @@ class WP_Query {
$where .= " AND {$wpdb->posts}.ID NOT IN ($post__not_in)";
}
- if ( is_numeric($q['post_parent']) )
+ if ( is_numeric( $q['post_parent'] ) ) {
$where .= $wpdb->prepare( " AND $wpdb->posts.post_parent = %d ", $q['post_parent'] );
+ } elseif ( $q['post_parent__in'] ) {
+ $post_parent__in = implode( ',', array_map( 'absint', $q['post_parent__in'] ) );
+ $where .= " AND {$wpdb->posts}.post_parent IN ($post_parent__in)";
+ } elseif ( $q['post_parent__not_in'] ) {
+ $post_parent__not_in = implode( ',', array_map( 'absint', $q['post_parent__not_in'] ) );
+ $where .= " AND {$wpdb->posts}.post_parent NOT IN ($post_parent__not_in)";
+ }
if ( $q['page_id'] ) {
if ( ('page' != get_option('show_on_front') ) || ( $q['page_id'] != get_option('page_for_posts') ) ) {
@@ -1837,298 +2434,163 @@ class WP_Query {
}
}
- // If a search pattern is specified, load the posts that match
- if ( !empty($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('_search_terms_tidy', $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 ';
- }
- $term = esc_sql($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 = '') ";
- }
- }
+ // If a search pattern is specified, load the posts that match.
+ if ( ! empty( $q['s'] ) )
+ $search = $this->parse_search( $q );
- // Allow plugins to contextually add/remove/modify the search section of the database query
- $search = apply_filters_ref_array('posts_search', array( $search, &$this ) );
+ /**
+ * Filter the search SQL that is used in the WHERE clause of WP_Query.
+ *
+ * @since 3.0.0
+ *
+ * @param string $search Search SQL for WHERE clause.
+ * @param WP_Query $this The current WP_Query object.
+ */
+ $search = apply_filters_ref_array( 'posts_search', array( $search, &$this ) );
- // Category stuff
+ // Taxonomies
+ if ( !$this->is_singular ) {
+ $this->parse_tax_query( $q );
- if ( empty($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);
- }
+ $clauses = $this->tax_query->get_sql( $wpdb->posts, 'ID' );
- if ( !empty($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) ";
+ $join .= $clauses['join'];
+ $where .= $clauses['where'];
}
- if ( !empty($q['category__not_in']) ) {
- $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) )";
+ if ( $this->is_tax ) {
+ if ( empty($post_type) ) {
+ // Do a fully inclusive search for currently registered post types of queried taxonomies
+ $post_type = array();
+ $taxonomies = wp_list_pluck( $this->tax_query->queries, 'taxonomy' );
+ foreach ( get_post_types( array( 'exclude_from_search' => false ) ) as $pt ) {
+ $object_taxonomies = $pt === 'attachment' ? get_taxonomies_for_attachments() : get_object_taxonomies( $pt );
+ if ( array_intersect( $taxonomies, $object_taxonomies ) )
+ $post_type[] = $pt;
+ }
+ if ( ! $post_type )
+ $post_type = 'any';
+ elseif ( count( $post_type ) == 1 )
+ $post_type = $post_type[0];
+
+ $post_status_join = true;
+ } elseif ( in_array('attachment', (array) $post_type) ) {
+ $post_status_join = true;
+ }
}
- // 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));
+ // 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];
- $cat_paths = '/' . trim(urldecode($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);
+ break;
+ }
+ }
+ }
- if ( !empty($reqcat) )
- $reqcat = $reqcat->term_id;
- else
- $reqcat = 0;
+ $cat_query = wp_list_filter( $tax_query_in_and, array( 'taxonomy' => 'category' ) );
+ if ( ! empty( $cat_query ) ) {
+ $cat_query = reset( $cat_query );
- $q['cat'] = $reqcat;
+ if ( ! empty( $cat_query['terms'][0] ) ) {
+ $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 );
- $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";
- }
+ $tag_query = wp_list_filter( $tax_query_in_and, array( 'taxonomy' => 'post_tag' ) );
+ if ( ! empty( $tag_query ) ) {
+ $tag_query = reset( $tag_query );
- // 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;
+ if ( ! empty( $tag_query['terms'][0] ) ) {
+ $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 );
+ }
}
- } else {
- $q['tag'] = sanitize_term_field('slug', $q['tag'], 0, 'post_tag', 'db');
- $q['tag_slug__in'][] = $q['tag'];
+ unset( $tag_query );
}
}
- if ( !empty($q['category__in']) || !empty($q['meta_key']) || !empty($q['tag__in']) || !empty($q['tag_slug__in']) ) {
+ if ( !empty( $this->tax_query->queries ) || !empty( $this->meta_query->queries ) ) {
$groupby = "{$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 = term_exists( $q['tag__in'][0], 'post_tag' );
- if ( !empty($reqtag) )
- $q['tag_id'] = $reqtag['term_id'];
- }
+ // Author/user stuff
- if ( !empty($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['author'] ) && $q['author'] != '0' ) {
+ $q['author'] = addslashes_gpc( '' . urldecode( $q['author'] ) );
+ $authors = array_unique( array_map( 'intval', preg_split( '/[,\s]+/', $q['author'] ) ) );
+ foreach ( $authors as $author ) {
+ $key = $author > 0 ? 'author__in' : 'author__not_in';
+ $q[$key][] = abs( $author );
+ }
+ $q['author'] = implode( ',', $authors );
}
- if ( !empty($q['tag__not_in']) ) {
- $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) )";
+ if ( ! empty( $q['author__not_in'] ) ) {
+ $author__not_in = implode( ',', array_map( 'absint', array_unique( (array) $q['author__not_in'] ) ) );
+ $where .= " AND {$wpdb->posts}.post_author NOT IN ($author__not_in) ";
+ } elseif ( ! empty( $q['author__in'] ) ) {
+ $author__in = implode( ',', array_map( 'absint', array_unique( (array) $q['author__in'] ) ) );
+ $where .= " AND {$wpdb->posts}.post_author IN ($author__in) ";
}
- // 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
+ // Author stuff for nice URLs
- if ( $item != 'category__and' ) {
- $reqtag = term_exists( $q[$item][0], 'post_tag' );
- if ( !empty($reqtag) )
- $q['tag_id'] = $reqtag['term_id'];
+ 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']) . ')';
+ }
- 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);
+ // MIME-Type stuff for attachment browsing
- if ( count($post_ids) )
- $whichcat .= " AND $wpdb->posts.ID IN (" . implode(', ', $post_ids) . ") ";
- else {
- $whichcat = " AND 0 = 1";
- break;
- }
- }
+ if ( isset( $q['post_mime_type'] ) && '' != $q['post_mime_type'] )
+ $whichmimetype = wp_post_mime_type_where( $q['post_mime_type'], $wpdb->posts );
- // Taxonomies
- if ( $this->is_tax ) {
- if ( '' != $q['taxonomy'] ) {
- $taxonomy = $q['taxonomy'];
- $tt[$taxonomy] = $q['term'];
- } else {
- foreach ( $GLOBALS['wp_taxonomies'] as $taxonomy => $t ) {
- if ( $t->query_var && '' != $q[$t->query_var] ) {
- $tt[$taxonomy] = $q[$t->query_var];
- break;
- }
- }
- }
+ $where .= $search . $whichauthor . $whichmimetype;
- $terms = get_terms($taxonomy, array('slug' => $tt[$taxonomy], 'hide_empty' => !is_taxonomy_hierarchical($taxonomy)));
-
- if ( is_wp_error($terms) || empty($terms) ) {
- $whichcat = " AND 0 ";
- } else {
- foreach ( $terms as $term ) {
- $term_ids[] = $term->term_id;
- if ( is_taxonomy_hierarchical($taxonomy) ) {
- $children = get_term_children($term->term_id, $taxonomy);
- $term_ids = array_merge($term_ids, $children);
- }
- }
- $post_ids = get_objects_in_term($term_ids, $taxonomy);
- if ( !is_wp_error($post_ids) && !empty($post_ids) ) {
- $whichcat .= " AND $wpdb->posts.ID IN (" . implode(', ', $post_ids) . ") ";
- if ( empty($post_type) ) {
- $post_type = 'any';
- $post_status_join = true;
- } elseif ( in_array('attachment', (array)$post_type) ) {
- $post_status_join = true;
- }
- } else {
- $whichcat = " AND 0 ";
- }
- }
- }
-
- // Author/user stuff
-
- if ( empty($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 trailling slash
- }
- }
- $q['author_name'] = sanitize_title($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'] ) {
- $table_alias = $post_status_join ? $wpdb->posts : '';
- $whichmimetype = wp_post_mime_type_where($q['post_mime_type'], $table_alias);
- }
-
- $where .= $search . $whichcat . $whichauthor . $whichmimetype;
-
- if ( empty($q['order']) || ((strtoupper($q['order']) != 'ASC') && (strtoupper($q['order']) != 'DESC')) )
- $q['order'] = 'DESC';
+ if ( empty($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'];
+ $orderby = "$wpdb->posts.post_date " . $q['order'];
} elseif ( 'none' == $q['orderby'] ) {
- $q['orderby'] = '';
+ $orderby = '';
+ } elseif ( $q['orderby'] == 'post__in' && ! empty( $post__in ) ) {
+ $orderby = "FIELD( {$wpdb->posts}.ID, $post__in )";
+ } elseif ( $q['orderby'] == 'post_parent__in' && ! empty( $post_parent__in ) ) {
+ $orderby = "FIELD( {$wpdb->posts}.post_parent, $post_parent__in )";
} else {
// Used to filter values
- $allowed_keys = array('author', 'date', 'title', 'modified', 'menu_order', 'parent', 'ID', 'rand', 'comment_count');
+ $allowed_keys = array('name', 'author', 'date', 'title', 'modified', 'menu_order', 'parent', 'ID', 'rand', 'comment_count');
if ( !empty($q['meta_key']) ) {
$allowed_keys[] = $q['meta_key'];
$allowed_keys[] = 'meta_value';
@@ -2136,16 +2598,16 @@ class WP_Query {
}
$q['orderby'] = urldecode($q['orderby']);
$q['orderby'] = addslashes_gpc($q['orderby']);
- $orderby_array = explode(' ', $q['orderby']);
- $q['orderby'] = '';
- foreach ( $orderby_array as $i => $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";
@@ -2155,7 +2617,12 @@ class WP_Query {
break;
case $q['meta_key']:
case 'meta_value':
- $orderby = "$wpdb->postmeta.meta_value";
+ if ( isset( $q['meta_type'] ) ) {
+ $meta_type = $this->meta_query->get_cast_for_type( $q['meta_type'] );
+ $orderby = "CAST($wpdb->postmeta.meta_value AS {$meta_type})";
+ } else {
+ $orderby = "$wpdb->postmeta.meta_value";
+ }
break;
case 'meta_value_num':
$orderby = "$wpdb->postmeta.meta_value+0";
@@ -2167,34 +2634,51 @@ class WP_Query {
$orderby = "$wpdb->posts.post_" . $orderby;
}
- $q['orderby'] .= (($i == 0) ? '' : ',') . $orderby;
+ $orderby_array[] = $orderby;
}
+ $orderby = implode( ',', $orderby_array );
- // append ASC or DESC at the end
- if ( !empty($q['orderby']))
- $q['orderby'] .= " {$q['order']}";
+ if ( empty( $orderby ) )
+ $orderby = "$wpdb->posts.post_date ".$q['order'];
+ else
+ $orderby .= " {$q['order']}";
+ }
- if ( empty($q['orderby']) )
- $q['orderby'] = "$wpdb->posts.post_date ".$q['order'];
+ // Order search results by relevance only when another "orderby" is not specified in the query.
+ if ( ! empty( $q['s'] ) ) {
+ $search_orderby = '';
+ if ( ! empty( $q['search_orderby_title'] ) && ( empty( $q['orderby'] ) && ! $this->is_feed ) || ( isset( $q['orderby'] ) && 'relevance' === $q['orderby'] ) )
+ $search_orderby = $this->parse_search_order( $q );
+
+ /**
+ * Filter the ORDER BY used when ordering search results.
+ *
+ * @since 3.7.0
+ *
+ * @param string $search_orderby The ORDER BY clause.
+ * @param WP_Query $this The current WP_Query instance.
+ */
+ $search_orderby = apply_filters( 'posts_search_orderby', $search_orderby, $this );
+ if ( $search_orderby )
+ $orderby = $orderby ? $search_orderby . ', ' . $orderby : $search_orderby;
}
- if ( is_array($post_type) ) {
+ if ( is_array( $post_type ) && count( $post_type ) > 1 ) {
$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_object->capability_type;
- else
+ if ( is_array( $post_type ) )
+ $post_type = reset( $post_type );
+ $post_type_object = get_post_type_object( $post_type );
+ if ( empty( $post_type_object ) )
$post_type_cap = $post_type;
}
- $exclude_post_types = '';
- $in_search_post_types = get_post_types( array('exclude_from_search' => false) );
- if ( ! empty( $in_search_post_types ) )
- $exclude_post_types .= $wpdb->prepare(" AND $wpdb->posts.post_type IN ('" . join("', '", $in_search_post_types ) . "')");
-
if ( 'any' == $post_type ) {
- $where .= $exclude_post_types;
+ $in_search_post_types = get_post_types( array('exclude_from_search' => false) );
+ if ( empty( $in_search_post_types ) )
+ $where .= ' AND 1=0 ';
+ else
+ $where .= " AND $wpdb->posts.post_type IN ('" . join("', '", $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 ) ) {
@@ -2211,26 +2695,28 @@ class WP_Query {
$post_type_object = get_post_type_object ( 'post' );
}
- if ( !empty($post_type_object) ) {
- $post_type_cap = $post_type_object->capability_type;
- $edit_cap = $post_type_object->cap->edit_post;
- $read_cap = $post_type_object->cap->read_post;
+ $edit_cap = 'edit_post';
+ $read_cap = 'read_post';
+
+ if ( ! empty( $post_type_object ) ) {
$edit_others_cap = $post_type_object->cap->edit_others_posts;
$read_private_cap = $post_type_object->cap->read_private_posts;
} else {
- $edit_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_' . $post_type_cap . 's';
}
- if ( isset($q['post_status']) && '' != $q['post_status'] ) {
+ $user_id = get_current_user_id();
+
+ if ( ! empty( $q['post_status'] ) ) {
$statuswheres = array();
- $q_status = explode(',', $q['post_status']);
+ $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 ( $q['post_status'] == 'any' ) {
+ if ( in_array('any', $q_status) ) {
foreach ( get_post_stati( array('exclude_from_search' => true) ) as $status )
$e_status[] = "$wpdb->posts.post_status <> '$status'";
} else {
@@ -2254,13 +2740,13 @@ class WP_Query {
}
if ( !empty($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 ) . "))";
+ $statuswheres[] = "($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 ) . "))";
+ $statuswheres[] = "($wpdb->posts.post_author = $user_id " . "AND (" . join( ' OR ', $p_status ) . "))";
else
$statuswheres[] = "(" . join( ' OR ', $p_status ) . ")";
}
@@ -2282,7 +2768,7 @@ class WP_Query {
$where .= " OR $wpdb->posts.post_status = '$state'";
}
- if ( is_admin() ) {
+ 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 )
@@ -2293,22 +2779,16 @@ class WP_Query {
// 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 .= 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'";
}
$where .= ')';
}
- // postmeta queries
- if ( ! empty($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 ( 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']);
+ if ( !empty( $this->meta_query->queries ) ) {
+ $clauses = $this->meta_query->get_sql( 'post', $wpdb->posts, 'ID', $this );
+ $join .= $clauses['join'];
+ $where .= $clauses['where'];
}
// Apply filters on where and join prior to paging so that any
@@ -2321,18 +2801,16 @@ class WP_Query {
// Paging
if ( empty($q['nopaging']) && !$this->is_singular ) {
$page = absint($q['paged']);
- if ( empty($page) )
+ if ( !$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'];
}
+ $limits = 'LIMIT ' . $pgstrt . $q['posts_per_page'];
}
// Comments feeds
@@ -2373,9 +2851,9 @@ class WP_Query {
$where = "AND 0";
}
- $orderby = $q['orderby'];
+ $pieces = array( 'where', 'groupby', 'join', 'orderby', 'distinct', 'fields', 'limits' );
- // Apply post-paging filters on where and join. Only plugins that
+ // Apply post-paging filters on where and join. Only plugins that
// manipulate paging queries should use these hooks.
if ( !$q['suppress_filters'] ) {
$where = apply_filters_ref_array( 'posts_where_paged', array( $where, &$this ) );
@@ -2385,36 +2863,96 @@ class WP_Query {
$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 )
+ $$piece = isset( $clauses[ $piece ] ) ? $clauses[ $piece ] : '';
}
- // Announce current selection parameters. For use by caching plugins.
+ // Announce current selection parameters. For use by caching plugins.
do_action( 'posts_selection', $where . $groupby . $orderby . $limits . $join );
- // Filter again for the benefit of caching plugins. Regular plugins should use the hooks above.
+ // Filter again for the benefit of caching plugins. Regular plugins should use the hooks above.
if ( !$q['suppress_filters'] ) {
- $where = apply_filters_ref_array( 'posts_where_request', array( $where, &$this ) );
+ $where = apply_filters_ref_array( 'posts_where_request', array( $where, &$this ) );
$groupby = apply_filters_ref_array( 'posts_groupby_request', array( $groupby, &$this ) );
- $join = apply_filters_ref_array( 'posts_join_request', array( $join, &$this ) );
+ $join = apply_filters_ref_array( 'posts_join_request', array( $join, &$this ) );
$orderby = apply_filters_ref_array( 'posts_orderby_request', array( $orderby, &$this ) );
$distinct = apply_filters_ref_array( 'posts_distinct_request', array( $distinct, &$this ) );
$fields = apply_filters_ref_array( 'posts_fields_request', array( $fields, &$this ) );
$limits = apply_filters_ref_array( 'post_limits_request', array( $limits, &$this ) );
+
+ // Filter all clauses at once, for convenience
+ $clauses = (array) apply_filters_ref_array( 'posts_clauses_request', array( compact( $pieces ), &$this ) );
+ foreach ( $pieces as $piece )
+ $$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 = " 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 ) );
+ $this->request = $old_request = "SELECT $found_rows $distinct $fields FROM $wpdb->posts $join WHERE 1=1 $where $groupby $orderby $limits";
+
+ if ( !$q['suppress_filters'] ) {
+ $this->request = apply_filters_ref_array( 'posts_request', array( $this->request, &$this ) );
+ }
+
+ if ( 'ids' == $q['fields'] ) {
+ $this->posts = $wpdb->get_col( $this->request );
+ $this->post_count = count( $this->posts );
+ $this->set_found_posts( $q, $limits );
+
+ return $this->posts;
+ }
+
+ if ( 'id=>parent' == $q['fields'] ) {
+ $this->posts = $wpdb->get_results( $this->request );
+ $this->post_count = count( $this->posts );
+ $this->set_found_posts( $q, $limits );
+
+ $r = array();
+ foreach ( $this->posts as $post )
+ $r[ $post->ID ] = $post->post_parent;
+
+ return $r;
+ }
+
+ $split_the_query = ( $old_request == $this->request && "$wpdb->posts.*" == $fields && !empty( $limits ) && $q['posts_per_page'] < 500 );
+ $split_the_query = apply_filters( 'split_the_query', $split_the_query, $this );
+
+ if ( $split_the_query ) {
+ // First get the IDs and then fill in the objects
+
+ $this->request = "SELECT $found_rows $distinct $wpdb->posts.ID FROM $wpdb->posts $join WHERE 1=1 $where $groupby $orderby $limits";
+
+ $this->request = apply_filters( 'posts_request_ids', $this->request, $this );
+
+ $ids = $wpdb->get_col( $this->request );
- $this->posts = $wpdb->get_results($this->request);
- // Raw results filter. Prior to status checks.
+ if ( $ids ) {
+ $this->posts = $ids;
+ $this->set_found_posts( $q, $limits );
+ _prime_post_caches( $ids, $q['update_post_term_cache'], $q['update_post_meta_cache'] );
+ } else {
+ $this->posts = array();
+ }
+ } else {
+ $this->posts = $wpdb->get_results( $this->request );
+ $this->set_found_posts( $q, $limits );
+ }
+
+ // Convert to WP_Post objects
+ if ( $this->posts )
+ $this->posts = array_map( 'get_post', $this->posts );
+
+ // Raw results filter. Prior to status checks.
if ( !$q['suppress_filters'] )
$this->posts = apply_filters_ref_array('posts_results', array( $this->posts, &$this ) );
@@ -2431,13 +2969,6 @@ class WP_Query {
$this->comment_count = count($this->comments);
}
- if ( !$q['no_found_rows'] && !empty($limits) ) {
- $found_posts_query = apply_filters_ref_array( 'found_posts_query', array( 'SELECT FOUND_ROWS()', &$this ) );
- $this->found_posts = $wpdb->get_var( $found_posts_query );
- $this->found_posts = apply_filters_ref_array( 'found_posts', array( $this->found_posts, &$this ) );
- $this->max_num_pages = ceil($this->found_posts / $q['posts_per_page']);
- }
-
// Check post status to determine if post should be displayed.
if ( !empty($this->posts) && ($this->is_single || $this->is_page) ) {
$status = get_post_status($this->posts[0]);
@@ -2466,13 +2997,13 @@ class WP_Query {
}
}
- if ( $this->is_preview && current_user_can( $edit_cap, $this->posts[0]->ID ) )
- $this->posts[0] = apply_filters_ref_array('the_preview', array( $this->posts[0], &$this ));
+ if ( $this->is_preview && $this->posts && current_user_can( $edit_cap, $this->posts[0]->ID ) )
+ $this->posts[0] = get_post( apply_filters_ref_array( 'the_preview', array( $this->posts[0], &$this ) ) );
}
// Put sticky posts at the top of the posts array
$sticky_posts = get_option('sticky_posts');
- if ( $this->is_home && $page <= 1 && is_array($sticky_posts) && !empty($sticky_posts) && !$q['caller_get_posts'] ) {
+ if ( $this->is_home && $page <= 1 && is_array($sticky_posts) && !empty($sticky_posts) && !$q['ignore_sticky_posts'] ) {
$num_posts = count($this->posts);
$sticky_offset = 0;
// Loop over posts and relocate stickies to the front.
@@ -2483,7 +3014,7 @@ class WP_Query {
array_splice($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.
+ // 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, $sticky_posts);
@@ -2497,24 +3028,15 @@ class WP_Query {
// Fetch sticky posts that weren't in the query results
if ( !empty($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 = get_posts( array(
+ 'post__in' => $sticky_posts,
+ 'post_type' => $post_type,
+ 'post_status' => 'publish',
+ 'nopaging' => true
+ ) );
- $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));
+ array_splice( $this->posts, $sticky_offset, 0, array( $sticky_post ) );
$sticky_offset++;
}
}
@@ -2523,30 +3045,58 @@ class WP_Query {
if ( !$q['suppress_filters'] )
$this->posts = apply_filters_ref_array('the_posts', array( $this->posts, &$this ) );
- $this->post_count = count($this->posts);
+ // Ensure that any posts added/modified via one of the filters above are
+ // of the type WP_Post and are filtered.
+ if ( $this->posts ) {
+ $this->post_count = count( $this->posts );
- // Sanitize before caching so it'll only get done once
- for ( $i = 0; $i < $this->post_count; $i++ ) {
- $this->posts[$i] = sanitize_post($this->posts[$i], 'raw');
- }
+ $this->posts = array_map( 'get_post', $this->posts );
- if ( $q['cache_results'] )
- update_post_caches($this->posts, $post_type, $q['update_post_term_cache'], $q['update_post_meta_cache']);
+ if ( $q['cache_results'] )
+ update_post_caches($this->posts, $post_type, $q['update_post_term_cache'], $q['update_post_meta_cache']);
- if ( $this->post_count > 0 ) {
- $this->post = $this->posts[0];
+ $this->post = reset( $this->posts );
+ } else {
+ $this->post_count = 0;
+ $this->posts = array();
}
return $this->posts;
}
+ /**
+ * Set up the amount of found posts and the number of pages (if limit clause was used)
+ * for the current query.
+ *
+ * @since 3.5.0
+ * @access private
+ */
+ function set_found_posts( $q, $limits ) {
+ global $wpdb;
+
+ // Bail if posts is an empty array. Continue if posts is an empty string,
+ // null, or false to accommodate caching plugins that fill posts later.
+ if ( $q['no_found_rows'] || ( is_array( $this->posts ) && ! $this->posts ) )
+ return;
+
+ if ( ! empty( $limits ) )
+ $this->found_posts = $wpdb->get_var( apply_filters_ref_array( 'found_posts_query', array( 'SELECT FOUND_ROWS()', &$this ) ) );
+ else
+ $this->found_posts = count( $this->posts );
+
+ $this->found_posts = apply_filters_ref_array( 'found_posts', array( $this->found_posts, &$this ) );
+
+ if ( ! empty( $limits ) )
+ $this->max_num_pages = ceil( $this->found_posts / $q['posts_per_page'] );
+ }
+
/**
* Set up the next post and iterate current post index.
*
* @since 1.5.0
* @access public
*
- * @return object Next post.
+ * @return WP_Post Next post.
*/
function next_post() {
@@ -2690,8 +3240,9 @@ class WP_Query {
* @param string $query URL query string.
* @return array List of posts.
*/
- function &query($query) {
- $this->parse_query($query);
+ function query( $query ) {
+ $this->init();
+ $this->query = $this->query_vars = wp_parse_args( $query );
return $this->get_posts();
}
@@ -2711,46 +3262,57 @@ class WP_Query {
if ( isset($this->queried_object) )
return $this->queried_object;
- $this->queried_object = NULL;
+ $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;
- } elseif ( $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;
- } elseif ( $this->is_tax ) {
- $tax = $this->get('taxonomy');
- $slug = $this->get('term');
- $term = &get_terms($tax, array( 'slug' => $slug, 'hide_empty' => false ) );
- if ( is_wp_error($term) || empty($term) )
- return NULL;
- $term = $term[0];
- $this->queried_object = $term;
- $this->queried_object_id = $term->term_id;
+ if ( $this->is_category || $this->is_tag || $this->is_tax ) {
+ if ( $this->is_category ) {
+ if ( $this->get( 'cat' ) ) {
+ $term = get_term( $this->get( 'cat' ), 'category' );
+ } elseif ( $this->get( 'category_name' ) ) {
+ $term = get_term_by( 'slug', $this->get( 'category_name' ), 'category' );
+ }
+ } elseif ( $this->is_tag ) {
+ if ( $this->get( 'tag_id' ) ) {
+ $term = get_term( $this->get( 'tag_id' ), 'post_tag' );
+ } elseif ( $this->get( 'tag' ) ) {
+ $term = get_term_by( 'slug', $this->get( 'tag' ), 'post_tag' );
+ }
+ } else {
+ $tax_query_in_and = wp_list_filter( $this->tax_query->queries, array( 'operator' => 'NOT IN' ), 'NOT' );
+ $query = reset( $tax_query_in_and );
+
+ if ( $query['terms'] ) {
+ 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 ( ! empty( $term ) && ! is_wp_error( $term ) ) {
+ $this->queried_object = $term;
+ $this->queried_object_id = (int) $term->term_id;
+
+ if ( $this->is_category && 'category' === $this->queried_object->taxonomy )
+ _make_cat_compat( $this->queried_object );
+ }
+ } elseif ( $this->is_post_type_archive ) {
+ $post_type = $this->get( 'post_type' );
+ if ( is_array( $post_type ) )
+ $post_type = reset( $post_type );
+ $this->queried_object = get_post_type_object( $post_type );
} elseif ( $this->is_posts_page ) {
- $this->queried_object = & get_page(get_option('page_for_posts'));
+ $page_for_posts = get_option('page_for_posts');
+ $this->queried_object = get_post( $page_for_posts );
$this->queried_object_id = (int) $this->queried_object->ID;
- } elseif ( $this->is_single && !is_null($this->post) ) {
- $this->queried_object = $this->post;
- $this->queried_object_id = (int) $this->post->ID;
- } elseif ( $this->is_page && !is_null($this->post) ) {
+ } 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 ) {
- $author_id = (int) $this->get('author');
- $author = get_userdata($author_id);
- $this->queried_object = $author;
- $this->queried_object_id = $author_id;
+ $this->queried_object_id = (int) $this->get('author');
+ $this->queried_object = get_userdata( $this->queried_object_id );
}
return $this->queried_object;
@@ -2775,7 +3337,7 @@ class WP_Query {
}
/**
- * PHP4 type constructor.
+ * Constructor.
*
* Sets up the WordPress query, if parameter is not empty.
*
@@ -2785,11 +3347,525 @@ class WP_Query {
* @param string $query URL query string.
* @return WP_Query
*/
- function WP_Query($query = '') {
+ function __construct($query = '') {
if ( ! empty($query) ) {
$this->query($query);
}
}
+
+ /**
+ * Is the query for an existing archive page?
+ *
+ * Month, Year, Category, Author, Post Type archive...
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_archive() {
+ return (bool) $this->is_archive;
+ }
+
+ /**
+ * Is the query for an existing post type archive page?
+ *
+ * @since 3.1.0
+ *
+ * @param mixed $post_types Optional. Post type or array of posts types to check against.
+ * @return bool
+ */
+ function is_post_type_archive( $post_types = '' ) {
+ if ( empty( $post_types ) || ! $this->is_post_type_archive )
+ return (bool) $this->is_post_type_archive;
+
+ $post_type = $this->get( 'post_type' );
+ if ( is_array( $post_type ) )
+ $post_type = reset( $post_type );
+ $post_type_object = get_post_type_object( $post_type );
+
+ return in_array( $post_type_object->name, (array) $post_types );
+ }
+
+ /**
+ * Is the query for an existing attachment page?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_attachment() {
+ return (bool) $this->is_attachment;
+ }
+
+ /**
+ * Is the query for an existing author archive page?
+ *
+ * If the $author parameter is specified, this function will additionally
+ * check if the query is for one of the authors specified.
+ *
+ * @since 3.1.0
+ *
+ * @param mixed $author Optional. User ID, nickname, nicename, or array of User IDs, nicknames, and nicenames
+ * @return bool
+ */
+ function is_author( $author = '' ) {
+ if ( !$this->is_author )
+ return false;
+
+ if ( empty($author) )
+ return true;
+
+ $author_obj = $this->get_queried_object();
+
+ $author = (array) $author;
+
+ if ( in_array( $author_obj->ID, $author ) )
+ return true;
+ elseif ( in_array( $author_obj->nickname, $author ) )
+ return true;
+ elseif ( in_array( $author_obj->user_nicename, $author ) )
+ return true;
+
+ return false;
+ }
+
+ /**
+ * Is the query for an existing category archive page?
+ *
+ * If the $category parameter is specified, this function will additionally
+ * check if the query is for one of the categories specified.
+ *
+ * @since 3.1.0
+ *
+ * @param mixed $category Optional. Category ID, name, slug, or array of Category IDs, names, and slugs.
+ * @return bool
+ */
+ function is_category( $category = '' ) {
+ if ( !$this->is_category )
+ return false;
+
+ if ( empty($category) )
+ return true;
+
+ $cat_obj = $this->get_queried_object();
+
+ $category = (array) $category;
+
+ if ( in_array( $cat_obj->term_id, $category ) )
+ return true;
+ elseif ( in_array( $cat_obj->name, $category ) )
+ return true;
+ elseif ( in_array( $cat_obj->slug, $category ) )
+ return true;
+
+ return false;
+ }
+
+ /**
+ * Is the query for an existing tag archive page?
+ *
+ * If the $tag parameter is specified, this function will additionally
+ * check if the query is for one of the tags specified.
+ *
+ * @since 3.1.0
+ *
+ * @param mixed $tag Optional. Tag ID, name, slug, or array of Tag IDs, names, and slugs.
+ * @return bool
+ */
+ function is_tag( $tag = '' ) {
+ if ( ! $this->is_tag )
+ return false;
+
+ if ( empty( $tag ) )
+ return true;
+
+ $tag_obj = $this->get_queried_object();
+
+ $tag = (array) $tag;
+
+ if ( in_array( $tag_obj->term_id, $tag ) )
+ return true;
+ elseif ( in_array( $tag_obj->name, $tag ) )
+ return true;
+ elseif ( in_array( $tag_obj->slug, $tag ) )
+ return true;
+
+ return false;
+ }
+
+ /**
+ * Is the query for an existing taxonomy archive page?
+ *
+ * If the $taxonomy parameter is specified, this function will additionally
+ * check if the query is for that specific $taxonomy.
+ *
+ * If the $term parameter is specified in addition to the $taxonomy parameter,
+ * this function will additionally check if the query is for one of the terms
+ * specified.
+ *
+ * @since 3.1.0
+ *
+ * @param mixed $taxonomy Optional. Taxonomy slug or slugs.
+ * @param mixed $term. Optional. Term ID, name, slug or array of Term IDs, names, and slugs.
+ * @return bool
+ */
+ function is_tax( $taxonomy = '', $term = '' ) {
+ global $wp_taxonomies;
+
+ if ( !$this->is_tax )
+ return false;
+
+ if ( empty( $taxonomy ) )
+ return true;
+
+ $queried_object = $this->get_queried_object();
+ $tax_array = array_intersect( array_keys( $wp_taxonomies ), (array) $taxonomy );
+ $term_array = (array) $term;
+
+ // Check that the taxonomy matches.
+ if ( ! ( isset( $queried_object->taxonomy ) && count( $tax_array ) && in_array( $queried_object->taxonomy, $tax_array ) ) )
+ return false;
+
+ // Only a Taxonomy provided.
+ if ( empty( $term ) )
+ return true;
+
+ return isset( $queried_object->term_id ) &&
+ count( array_intersect(
+ array( $queried_object->term_id, $queried_object->name, $queried_object->slug ),
+ $term_array
+ ) );
+ }
+
+ /**
+ * Whether the current URL is within the comments popup window.
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_comments_popup() {
+ return (bool) $this->is_comments_popup;
+ }
+
+ /**
+ * Is the query for an existing date archive?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_date() {
+ return (bool) $this->is_date;
+ }
+
+ /**
+ * Is the query for an existing day archive?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_day() {
+ return (bool) $this->is_day;
+ }
+
+ /**
+ * Is the query for a feed?
+ *
+ * @since 3.1.0
+ *
+ * @param string|array $feeds Optional feed types to check.
+ * @return bool
+ */
+ function is_feed( $feeds = '' ) {
+ if ( empty( $feeds ) || ! $this->is_feed )
+ return (bool) $this->is_feed;
+ $qv = $this->get( 'feed' );
+ if ( 'feed' == $qv )
+ $qv = get_default_feed();
+ return in_array( $qv, (array) $feeds );
+ }
+
+ /**
+ * Is the query for a comments feed?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_comment_feed() {
+ return (bool) $this->is_comment_feed;
+ }
+
+ /**
+ * Is the query for the front page of the site?
+ *
+ * This is for what is displayed at your site's main URL.
+ *
+ * Depends on the site's "Front page displays" Reading Settings 'show_on_front' and 'page_on_front'.
+ *
+ * If you set a static page for the front page of your site, this function will return
+ * true when viewing that page.
+ *
+ * Otherwise the same as @see WP_Query::is_home()
+ *
+ * @since 3.1.0
+ * @uses is_home()
+ * @uses get_option()
+ *
+ * @return bool True, if front of site.
+ */
+ function is_front_page() {
+ // most likely case
+ if ( 'posts' == get_option( 'show_on_front') && $this->is_home() )
+ return true;
+ elseif ( 'page' == get_option( 'show_on_front') && get_option( 'page_on_front' ) && $this->is_page( get_option( 'page_on_front' ) ) )
+ return true;
+ else
+ return false;
+ }
+
+ /**
+ * Is the query for the blog homepage?
+ *
+ * This is the page which shows the time based blog content of your site.
+ *
+ * Depends on the site's "Front page displays" Reading Settings 'show_on_front' and 'page_for_posts'.
+ *
+ * If you set a static page for the front page of your site, this function will return
+ * true only on the page you set as the "Posts page".
+ *
+ * @see WP_Query::is_front_page()
+ *
+ * @since 3.1.0
+ *
+ * @return bool True if blog view homepage.
+ */
+ function is_home() {
+ return (bool) $this->is_home;
+ }
+
+ /**
+ * Is the query for an existing month archive?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_month() {
+ return (bool) $this->is_month;
+ }
+
+ /**
+ * Is the query for an existing single page?
+ *
+ * If the $page parameter is specified, this function will additionally
+ * check if the query is for one of the pages specified.
+ *
+ * @see WP_Query::is_single()
+ * @see WP_Query::is_singular()
+ *
+ * @since 3.1.0
+ *
+ * @param mixed $page Page ID, title, slug, or array of such.
+ * @return bool
+ */
+ function is_page( $page = '' ) {
+ if ( !$this->is_page )
+ return false;
+
+ if ( empty( $page ) )
+ return true;
+
+ $page_obj = $this->get_queried_object();
+
+ $page = (array) $page;
+
+ if ( in_array( $page_obj->ID, $page ) )
+ return true;
+ elseif ( in_array( $page_obj->post_title, $page ) )
+ return true;
+ else if ( in_array( $page_obj->post_name, $page ) )
+ return true;
+
+ return false;
+ }
+
+ /**
+ * Is the query for paged result and not for the first page?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_paged() {
+ return (bool) $this->is_paged;
+ }
+
+ /**
+ * Is the query for a post or page preview?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_preview() {
+ return (bool) $this->is_preview;
+ }
+
+ /**
+ * Is the query for the robots file?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_robots() {
+ return (bool) $this->is_robots;
+ }
+
+ /**
+ * Is the query for a search?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_search() {
+ return (bool) $this->is_search;
+ }
+
+ /**
+ * Is the query for an existing single post?
+ *
+ * Works for any post type, except attachments and pages
+ *
+ * If the $post parameter is specified, this function will additionally
+ * check if the query is for one of the Posts specified.
+ *
+ * @see WP_Query::is_page()
+ * @see WP_Query::is_singular()
+ *
+ * @since 3.1.0
+ *
+ * @param mixed $post Post ID, title, slug, or array of such.
+ * @return bool
+ */
+ function is_single( $post = '' ) {
+ if ( !$this->is_single )
+ return false;
+
+ if ( empty($post) )
+ return true;
+
+ $post_obj = $this->get_queried_object();
+
+ $post = (array) $post;
+
+ if ( in_array( $post_obj->ID, $post ) )
+ return true;
+ elseif ( in_array( $post_obj->post_title, $post ) )
+ return true;
+ elseif ( in_array( $post_obj->post_name, $post ) )
+ return true;
+
+ return false;
+ }
+
+ /**
+ * Is the query for an existing single post of any post type (post, attachment, page, ... )?
+ *
+ * If the $post_types parameter is specified, this function will additionally
+ * check if the query is for one of the Posts Types specified.
+ *
+ * @see WP_Query::is_page()
+ * @see WP_Query::is_single()
+ *
+ * @since 3.1.0
+ *
+ * @param mixed $post_types Optional. Post Type or array of Post Types
+ * @return bool
+ */
+ function is_singular( $post_types = '' ) {
+ if ( empty( $post_types ) || !$this->is_singular )
+ return (bool) $this->is_singular;
+
+ $post_obj = $this->get_queried_object();
+
+ return in_array( $post_obj->post_type, (array) $post_types );
+ }
+
+ /**
+ * Is the query for a specific time?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_time() {
+ return (bool) $this->is_time;
+ }
+
+ /**
+ * Is the query for a trackback endpoint call?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_trackback() {
+ return (bool) $this->is_trackback;
+ }
+
+ /**
+ * Is the query for an existing year archive?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_year() {
+ return (bool) $this->is_year;
+ }
+
+ /**
+ * Is the query a 404 (returns no results)?
+ *
+ * @since 3.1.0
+ *
+ * @return bool
+ */
+ function is_404() {
+ return (bool) $this->is_404;
+ }
+
+ /**
+ * Is the query the main query?
+ *
+ * @since 3.3.0
+ *
+ * @return bool
+ */
+ function is_main_query() {
+ global $wp_the_query;
+ return $wp_the_query === $this;
+ }
+
+ /**
+ * After looping through a nested query, this function
+ * restores the $post global to the current post in this query.
+ *
+ * @since 3.7.0
+ *
+ * @return bool
+ */
+ function reset_postdata() {
+ if ( ! empty( $this->post ) ) {
+ $GLOBALS['post'] = $this->post;
+ setup_postdata( $this->post );
+ }
+ }
}
/**
@@ -2808,20 +3884,38 @@ function wp_old_slug_redirect() {
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'] . "'";
+ // 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'] )
- $query .= " AND YEAR(post_date) = '{$wp_query->query_vars['year']}'";
+ $query .= $wpdb->prepare(" AND YEAR(post_date) = %d", $wp_query->query_vars['year']);
if ( '' != $wp_query->query_vars['monthnum'] )
- $query .= " AND MONTH(post_date) = '{$wp_query->query_vars['monthnum']}'";
+ $query .= $wpdb->prepare(" AND MONTH(post_date) = %d", $wp_query->query_vars['monthnum']);
if ( '' != $wp_query->query_vars['day'] )
- $query .= " AND DAYOFMONTH(post_date) = '{$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 )
+ if ( ! $id )
return;
$link = get_permalink($id);
@@ -2829,7 +3923,7 @@ function wp_old_slug_redirect() {
if ( !$link )
return;
- wp_redirect($link, '301'); // Permanent redirect
+ wp_redirect( $link, 301 ); // Permanent redirect
exit;
endif;
}
@@ -2843,38 +3937,41 @@ function wp_old_slug_redirect() {
* @uses do_action_ref_array() Calls 'the_post'
* @return bool True when finished.
*/
-function setup_postdata($post) {
- global $id, $authordata, $day, $currentmonth, $page, $pages, $multipage, $more, $numpages;
+function setup_postdata( $post ) {
+ global $id, $authordata, $currentday, $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);
+ $currentday = mysql2date('d.m.y', $post->post_date, false);
$currentmonth = mysql2date('m', $post->post_date, false);
$numpages = 1;
+ $multipage = 0;
$page = get_query_var('page');
- if ( !$page )
+ if ( ! $page )
$page = 1;
if ( is_single() || is_page() || is_feed() )
$more = 1;
$content = $post->post_content;
- if ( strpos( $content, '' ) ) {
+ if ( false !== 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);
+ $content = str_replace( "\n\n", '', $content );
+ $content = str_replace( "\n", '', $content );
+ $content = str_replace( "\n", '', $content );
+ // Ignore nextpage at the beginning of the content.
+ if ( 0 === strpos( $content, '' ) )
+ $content = substr( $content, 15 );
$pages = explode('', $content);
$numpages = count($pages);
+ if ( $numpages > 1 )
+ $multipage = 1;
} else {
$pages = array( $post->post_content );
- $multipage = 0;
}
do_action_ref_array('the_post', array(&$post));
return true;
}
-?>