Fix description not loaded on complete entry display config

article.html

@@ -1,6 +1,5 @@
 {$last_event=count($events)-1}
 {loop="$events"}
-    {$plainDescription=strip_tags($value->getDescription())}
         {function="Plugin::callHook("event_pre_section", array(&$value))"}
         {* [fix] - undefined $value->view if LeedRSSOrSiteView plugin is not installed *}
         <article
@@ -14,7 +13,9 @@
                 {if="isset($value->favicon)"}{$value->favicon}{/if}
                 <span class="article__feed-title">{$value->feedName}</span>
                 <h1 class="article__title js-article__title" tabindex="0"><a href="{$value->getLink()}" target="_blank">{function="strip_tags($value->getTitle())"}</a></h1>
-                <span class="article__description">{function="Functions::truncate(strip_tags($value->getDescription()),300)"}</span>
+                {if="$value->getDescription()"}
+                    <span class="article__description">{function="Functions::truncate(strip_tags($value->getDescription()),300)"}</span>
+                {/if}
                 {if="$articleDisplayDate"}
                     <time class="article__date" title="{$value->datetime}" datetime="{$value->datetime}"{if="$value->dateLessThanOneHour"} data-timestamp="{$value->getPubdate()}"{/if}>{$value->dateValue}</time>
                 {/if}