adiciona cache

pagebuilder-components/widgets/featured-videos/tpl/template.php

@@ -10,16 +10,19 @@ if($instance['youtube_list'] == 'playlist'){
     $url = "https://www.googleapis.com/youtube/v3/search?key={$api_key}&channelId={$list_id}&maxResults={$num}&part=snippet,id&order=date";
 }
 
-$cache_key = __FILE__ . ':' . $url;
-if(apcu_exists($cache_key)){
-    $result = apcu_fetch($cache_key);
-} else {
+$cache_key = "featured-videos:" . md5($url);
+if(!($result = wp_cache_get($cache_key))){
     $result = json_decode(file_get_contents($url));
-    apcu_store($cache_key, $result, 300);
+    if(is_object($result) && !$result->error){
+        wp_cache_add($cache_key, $result, '', 30 * MINUTE_IN_SECONDS);
+    } else {
+        $result = (object) ['items' => []];
+        wp_cache_add($cache_key, $result, '', 3 * MINUTE_IN_SECONDS);
+    }
 }
 
-if (!is_object($result) || count($result->items) === 0) {
-    $result = (object) ['items' => []];
+if(!$result->items){
+    return;
 }
 
 $extract_vid = function($video){
@@ -29,6 +32,7 @@ $extract_vid = function($video){
         return $video->id->videoId;
     }
 };
+
 ?>
 
 <div class="custom-so-widget alignfull featured-videos">