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Reuse the `terms` cache group for taxonomy cache invalidation. 

See #22526, #14485, [27101], [27102].


Built from https://develop.svn.wordpress.org/trunk@27142


git-svn-id: http://core.svn.wordpress.org/trunk@27009 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Scott Taylor 2014-02-09 17:42:11 +00:00
parent f481bcd2db
commit 6a626ab231
1 changed files with 10 additions and 7 deletions
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17
wp-includes/taxonomy.php
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@ -3516,10 +3516,11 @@ function wp_check_term_hierarchy_for_loops( $parent, $term_id, $taxonomy ) {
* @return int Unix timestamp with microseconds of the last taxonomy change.
*/
function get_taxonomy_last_changed( $taxonomy ) {
$last_changed = wp_cache_get( 'last_changed', $taxonomy );
$key = $taxonomy . '_last_changed';
$last_changed = wp_cache_get( $key, 'terms' );
if ( ! $last_changed ) {
$last_changed = microtime();
wp_cache_set( 'last_changed', $last_changed, $taxonomy );
wp_cache_set( $key, $last_changed, 'terms' );
}
return $last_changed;
}
@ -3533,7 +3534,7 @@ function get_taxonomy_last_changed( $taxonomy ) {
* @return int Unix timestamp with microseconds of the last taxonomy change.
*/
function set_taxonomy_last_changed( $taxonomy ) {
wp_cache_delete( 'last_changed', $taxonomy );
wp_cache_delete( $taxonomy . '_last_changed', 'terms' );
return get_taxonomy_last_changed( $taxonomy );
}
@ -3553,9 +3554,10 @@ function set_taxonomy_last_changed( $taxonomy ) {
*/
function post_taxonomy_is_fresh( $id, $taxonomy ) {
$last_changed = get_taxonomy_last_changed( $taxonomy );
$post_last_changed = wp_cache_get( $id, $taxonomy . '_last_changed' );
$key = $id . '_' . $taxonomy . '_last_changed';
$post_last_changed = wp_cache_get( $key, 'terms' );
if ( ! $post_last_changed || $last_changed !== $post_last_changed ) {
wp_cache_set( $id, $last_changed, $taxonomy . '_last_changed' );
wp_cache_set( $key, $last_changed, 'terms' );
return false;
}
return true;
@ -3577,9 +3579,10 @@ function post_taxonomy_is_fresh( $id, $taxonomy ) {
*/
function taxonomy_hierarchy_is_fresh( $taxonomy ) {
$last_changed = get_taxonomy_last_changed( $taxonomy );
$hierarchy_last_changed = wp_cache_get( 'hierarchy_last_changed', $taxonomy );
$key = $taxonomy . '_hierarchy_last_changed';
$hierarchy_last_changed = wp_cache_get( $key, 'terms' );
if ( ! $hierarchy_last_changed || $last_changed !== $hierarchy_last_changed ) {
wp_cache_set( 'hierarchy_last_changed', $last_changed, $taxonomy );
wp_cache_set( $key, $last_changed, 'terms' );
return false;
}
return true;