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Taxonomy: Remove cache expiry limitation in WP_Term_Query.

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Remove the one day expiry limitation from query caches found in the `WP_Term_Qurery` class. Removing this limitation means that the caches will remain in object caching, as long as possible. Ensure that all term / taxonomy cache clear functions invalidate query caches, by deleting the last_changed value in the terms cache group. 

Props spacedmonkey, adamsilverstein, boonebgorges, tillkruess, dlh, flixos90.
Fixes #54511.


git-svn-id: https://develop.svn.wordpress.org/trunk@52669 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Jonny Harris 2022-02-03 17:41:46 +00:00
parent 14e20f72b5
commit acfcea4cba
2 changed files with 5 additions and 2 deletions
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4
src/wp-includes/class-wp-term-query.php
View File

@ -775,7 +775,7 @@ class WP_Term_Query {
}
if ( empty( $terms ) ) {
wp_cache_add( $cache_key, array(), 'terms', DAY_IN_SECONDS );
wp_cache_add( $cache_key, array(), 'terms' );
return array();
}
@ -880,7 +880,7 @@ class WP_Term_Query {
}
}
wp_cache_add( $cache_key, $terms, 'terms', DAY_IN_SECONDS );
wp_cache_add( $cache_key, $terms, 'terms' );
if ( 'all' === $_fields || 'all_with_object_id' === $_fields ) {
$terms = $this->populate_terms( $terms );

3
src/wp-includes/taxonomy.php
View File

@ -3518,6 +3518,8 @@ function clean_object_term_cache( $object_ids, $object_type ) {
}
}
wp_cache_delete( 'last_changed', 'terms' );
/**
* Fires after the object term cache has been cleaned.
*
@ -3610,6 +3612,7 @@ function clean_term_cache( $ids, $taxonomy = '', $clean_taxonomy = true ) {
function clean_taxonomy_cache( $taxonomy ) {
wp_cache_delete( 'all_ids', $taxonomy );
wp_cache_delete( 'get', $taxonomy );
wp_cache_delete( 'last_changed', 'terms' );
// Regenerate cached hierarchy.
delete_option( "{$taxonomy}_children" );