OJS homepage thumbnail

Copy and paste the code below to index journal template to get homepage thumbnail.

{**CCDN thumbnail**}
{assign var="thumb" value=$currentJournal->getLocalizedSetting('journalThumbnail')}
{if $thumb}<img class="media-object" width="250px" src="{$publicFilesDir}/{$journalFilesPath}/{$thumb.uploadName|escape:"url"}"{if $altText} alt="{$altText|escape}"{/if}>{/if}