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	<title>Cache del menu di navigazione multilingua (WPML) (WordPress) - Cronologia</title>
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	<updated>2026-09-14T06:11:59Z</updated>
	<subtitle>Cronologia della pagina su questo sito</subtitle>
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		<id>https://wiki.minerva-apps.com/index.php?title=Cache_del_menu_di_navigazione_multilingua_(WPML)_(WordPress)&amp;diff=2176&amp;oldid=prev</id>
		<title>Andrea: Creata pagina con &quot;&amp;larr; ritorno a WordPress Category:WordPress  Questo codice implementa una cache del menu di navigazione multilingua (WPML) per ridurre le query al database...&quot;</title>
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		<updated>2026-08-06T07:40:48Z</updated>

		<summary type="html">&lt;p&gt;Creata pagina con &amp;quot;&lt;a href=&quot;/index.php?title=WordPress&quot; title=&quot;WordPress&quot;&gt;← ritorno a WordPress&lt;/a&gt; &lt;a href=&quot;/index.php?title=Categoria:WordPress&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;Categoria:WordPress (la pagina non esiste)&quot;&gt;Category:WordPress&lt;/a&gt;  Questo codice implementa una cache del menu di navigazione multilingua (WPML) per ridurre le query al database...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Nuova pagina&lt;/b&gt;&lt;/p&gt;&lt;div&gt;[[WordPress|&amp;amp;larr; ritorno a WordPress]] [[Category:WordPress]]&lt;br /&gt;
&lt;br /&gt;
Questo codice implementa una cache del menu di navigazione multilingua (WPML) per ridurre le query al database. &lt;br /&gt;
&lt;br /&gt;
Snippet di codice PHP, esegui ovunque&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
// Cache dell'HTML del menu multilingua per evitare le query ripetute WPML&lt;br /&gt;
add_filter('pre_wp_nav_menu', function($output, $args) {&lt;br /&gt;
    $lang = apply_filters('wpml_current_language', null);&lt;br /&gt;
    $cache_key = 'nav_menu_cache_' . md5(serialize($args) . $lang);&lt;br /&gt;
    $cached = get_transient($cache_key);&lt;br /&gt;
    if ($cached !== false) {&lt;br /&gt;
        return $cached;&lt;br /&gt;
    }&lt;br /&gt;
    return null; // nessuna cache trovata, procede normalmente&lt;br /&gt;
}, 10, 2);&lt;br /&gt;
&lt;br /&gt;
add_filter('wp_nav_menu', function($nav_menu, $args) {&lt;br /&gt;
    $lang = apply_filters('wpml_current_language', null);&lt;br /&gt;
    $cache_key = 'nav_menu_cache_' . md5(serialize($args) . $lang);&lt;br /&gt;
    set_transient($cache_key, $nav_menu, 12 * HOUR_IN_SECONDS);&lt;br /&gt;
    return $nav_menu;&lt;br /&gt;
}, 10, 2);&lt;br /&gt;
&lt;br /&gt;
// Svuota la cache quando il menu viene modificato dal cliente&lt;br /&gt;
add_action('wp_update_nav_menu', function() {&lt;br /&gt;
    global $wpdb;&lt;br /&gt;
    $wpdb-&amp;gt;query(&amp;quot;DELETE FROM {$wpdb-&amp;gt;options} WHERE option_name LIKE '_transient_nav_menu_cache_%' OR option_name LIKE '_transient_timeout_nav_menu_cache_%'&amp;quot;);&lt;br /&gt;
});&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;/div&gt;</summary>
		<author><name>Andrea</name></author>
		
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