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Twenty Fourteen: optimize featured content lookup to reduce the number of queries for featured posts. Props Chouby and obenland, closes #26744. 

git-svn-id: https://develop.svn.wordpress.org/trunk@29174 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Lance Willett 2014-07-15 06:43:31 +00:00
parent 4d6759dcf5
commit a9f6a727eb
1 changed files with 30 additions and 37 deletions
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67
src/wp-content/themes/twentyfourteen/inc/featured-content.php
View File

@ -151,46 +151,39 @@ class Featured_Content {
* @return array Array of post IDs.
*/
public static function get_featured_post_ids() {
// Return array of cached results if they exist.
// Get array of cached results if they exist.
$featured_ids = get_transient( 'featured_content_ids' );
if ( ! empty( $featured_ids ) ) {
return array_map( 'absint', (array) $featured_ids );
if ( false === $featured_ids ) {
$settings = self::get_setting();
$term = get_term_by( 'name', $settings['tag-name'], 'post_tag' );
if ( $term ) {
// Query for featured posts.
$featured_ids = get_posts( array(
'fields' => 'ids',
'numberposts' => self::$max_posts,
'suppress_filters' => false,
'tax_query' => array(
array(
'field' => 'term_id',
'taxonomy' => 'post_tag',
'terms' => $term->term_id,
),
),
) );
}
// Get sticky posts if no Featured Content exists.
if ( ! $featured_ids ) {
$featured_ids = self::get_sticky_posts();
}
set_transient( 'featured_content_ids', $featured_ids );
}
$settings = self::get_setting();
// Return sticky post ids if no tag name is set.
$term = get_term_by( 'name', $settings['tag-name'], 'post_tag' );
if ( $term ) {
$tag = $term->term_id;
} else {
return self::get_sticky_posts();
}
// Query for featured posts.
$featured = get_posts( array(
'numberposts' => self::$max_posts,
'tax_query' => array(
array(
'field' => 'term_id',
'taxonomy' => 'post_tag',
'terms' => $tag,
),
),
) );
// Return array with sticky posts if no Featured Content exists.
if ( ! $featured ) {
return self::get_sticky_posts();
}
// Ensure correct format before save/return.
$featured_ids = wp_list_pluck( (array) $featured, 'ID' );
$featured_ids = array_map( 'absint', $featured_ids );
set_transient( 'featured_content_ids', $featured_ids );
return $featured_ids;
// Ensure correct format before return.
return array_map( 'absint', $featured_ids );
}
/**