ID ); $exclude_types = array( '' ); $exclude_types = apply_filters( 'eat_exclude_types', $exclude_types ); // do nothing if the post has already a featured image set if ( $already_has_thumb ) { return; } // do the job if the post is not from an excluded type if ( ! in_array( $post_type, $exclude_types ) ) { // get first attached image $img = rv_auto_featured_image_catch_that_image( $post ); $attachment_id = attachment_url_to_postid( $img ); if ( $attachment_id ) { // add attachment ID add_post_meta( $post->ID, '_thumbnail_id', $attachment_id, true ); } } } // set featured image before post is displayed (for old posts) add_action( 'the_post', 'rv_auto_featured_image_add_thumbnail' ); // hooks added to set the thumbnail when publishing too add_action( 'new_to_publish', 'rv_auto_featured_image_add_thumbnail' ); add_action( 'draft_to_publish', 'rv_auto_featured_image_add_thumbnail' ); add_action( 'pending_to_publish', 'rv_auto_featured_image_add_thumbnail' ); add_action( 'future_to_publish', 'rv_auto_featured_image_add_thumbnail' ); function rv_auto_featured_image_catch_that_image( $post ) { // Find the images in the post_content. $output = preg_match_all( '//i', $post->post_content, $matches ); $first_img = isset( $matches[1][0] ) ? $matches[1][0]:''; // if no images found, do nothing if ( empty ( $first_img ) ) { return false; } return $first_img; } }Tripadorn – Explore the World, One Adventure at a Time!
Underrated Beaches in Mykonos

Underrated Beaches in Mykonos

The cosmopolitan island of Mykonos is one of the most popular summer Greek hotspots. The crystal clear...
Discovering Beautiful Zaragoza

Discovering Beautiful Zaragoza

The Secrets of Turin, Esoteric capital of Italy

The Secrets of Turin, Esoteric capital of Italy

7 Top-rated destinations in Monterrey

7 Top-rated destinations in Monterrey

Located at the foothills of the majestic Sierra Madre Oriental, capital of the extremely biodiverse North-Eastern and...
Beautiful Sights of Upstate New York

Beautiful Sights of Upstate New York

A Brief Guide To The ABC Islands – Aruba, Bonaire, and Curaçao

A Brief Guide To The ABC Islands – Aruba, Bonaire, and Curaçao

A note to our visitors

This website has updated its privacy policy in compliance with changes to European Union data protection law, for all members globally. We’ve also updated our Privacy Policy to give you more information about your rights and responsibilities with respect to your privacy and personal information. Please read this to review the updates about which cookies we use and what information we collect on our site. By continuing to use this site, you are agreeing to our updated privacy policy.