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Changeset 9102


Ignore:
Timestamp:
10/08/08 22:50:46 (6 years ago)
Author:
ryan
Message:

New caching style for term queries

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/wp-includes/taxonomy.php

    r8944 r9102  
    610610    $filter_key = ( has_filter('list_terms_exclusions') ) ? serialize($GLOBALS['wp_filter']['list_terms_exclusions']) : ''; 
    611611    $key = md5( serialize( compact(array_keys($defaults)) ) . serialize( $taxonomies ) . $filter_key ); 
    612  
    613     if ( $cache = wp_cache_get( 'get_terms', 'terms' ) ) { 
    614         if ( isset( $cache[ $key ] ) ) { 
    615             $terms = apply_filters('get_terms', $cache[$key], $taxonomies, $args); 
    616             return $terms; 
    617         } 
     612    $last_changed = wp_cache_get('last_changed', 'terms'); 
     613    if ( !$last_changed ) { 
     614        $last_changed = time(); 
     615        wp_cache_set('last_changed', $last_changed, 'terms'); 
     616    } 
     617    $cache_key = "get_terms:$key:$last_changed"; 
     618 
     619    if ( $cache = wp_cache_get( $cache_key, 'terms' ) ) { 
     620        $terms = apply_filters('get_terms', $cache, $taxonomies, $args); 
     621        return $terms; 
    618622    } 
    619623 
     
    747751    reset ( $terms ); 
    748752 
    749     $cache[ $key ] = $terms; 
    750     wp_cache_set( 'get_terms', $cache, 'terms' ); 
     753    wp_cache_add( $cache_key, $terms, 'terms' ); 
    751754 
    752755    $terms = apply_filters('get_terms', $terms, $taxonomies, $args); 
     
    16991702function clean_term_cache($ids, $taxonomy = '') { 
    17001703    global $wpdb; 
     1704    static $cleaned = array(); 
    17011705 
    17021706    if ( !is_array($ids) ) 
     
    17211725 
    17221726    foreach ( $taxonomies as $taxonomy ) { 
     1727        if ( isset($cleaned[$taxonomy]) ) 
     1728            continue; 
     1729        $cleaned[$taxonomy] = true; 
    17231730        wp_cache_delete('all_ids', $taxonomy); 
    17241731        wp_cache_delete('get', $taxonomy); 
     
    17261733    } 
    17271734 
    1728     wp_cache_delete('get_terms', 'terms'); 
     1735    wp_cache_set('last_changed', time(), 'terms'); 
    17291736 
    17301737    do_action('clean_term_cache', $ids, $taxonomy); 
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