Created
June 10, 2016 23:07
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Automatically Set the Featured Image in WordPress from the first image in the post
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<?php | |
/* Automatically Set the Featured Image in WordPress from the first image in the post */ | |
$posts = get_posts( array( | |
'post_type' => 'post', | |
'numberposts' => -1, | |
'post_status' => 'publish', | |
) ); | |
if ( $posts ) { | |
foreach ( $posts as $post ) { | |
$post_id = $post->ID; | |
fcc_autoset_featured( $post_id ); | |
} | |
wp_reset_postdata(); | |
} | |
function fcc_autoset_featured( $post_id ) { | |
$already_has_thumb = get_post_thumbnail_id( $post_id ); | |
if ( ! $already_has_thumb ) { | |
$args = array( | |
'posts_per_page' => 1, | |
'order' => 'ASC', | |
'post_mime_type' => 'image', | |
'post_parent' => $post_id, | |
'post_status' => null, | |
'post_type' => 'attachment', | |
); | |
$attachments = get_children( $args ); | |
if ( $attachments ) { | |
foreach ( $attachments as $attachment ) { | |
set_post_thumbnail( $post_id, $attachment->ID ); | |
} | |
} | |
} | |
} | |
echo '<br>Complete - ' . date( 'H:i:s' ); | |
/* Original */ | |
function autoset_featured() { | |
global $post; | |
$already_has_thumb = has_post_thumbnail( $post->ID ); | |
if ( ! $already_has_thumb ) { | |
$attached_image = get_children( "post_parent=$post->ID&post_type=attachment&post_mime_type=image&numberposts=1" ); | |
if ( $attached_image ) { | |
foreach ( $attached_image as $attachment_id => $attachment ) { | |
set_post_thumbnail( $post->ID, $attachment_id ); | |
} | |
} | |
} | |
} | |
add_action( 'the_post', 'autoset_featured' ); | |
add_action( 'save_post', 'autoset_featured' ); | |
add_action( 'draft_to_publish', 'autoset_featured' ); | |
add_action( 'new_to_publish', 'autoset_featured' ); | |
add_action( 'pending_to_publish', 'autoset_featured' ); | |
add_action( 'future_to_publish', 'autoset_featured' ); |
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