$post->post_parent,
'fields' => 'ids',
'numberposts' => 999,
'post_status' => 'inherit',
'post_type' => 'attachment',
'post_mime_type' => 'image',
'order' => 'ASC',
'orderby' => 'menu_order ID'
) );
// If there is more than 1 attachment in a gallery...
if ( is_countable( $attachment_ids ) && count( $attachment_ids ) > 1 ) {
foreach ( $attachment_ids as $idx => $attachment_id ) {
if ( $attachment_id == $post->ID ) {
$next_id = $attachment_ids[ ( $idx + 1 ) / count( $attachment_ids ) ];
break;
}
}
// get the URL of the next image attachment...
if ( $next_id )
$next_attachment_url = get_attachment_link( $next_id );
// or get the URL of the first image attachment.
else
$next_attachment_url = get_attachment_link( array_shift( $attachment_ids ) );
}
printf( '%3$s',
esc_url( $next_attachment_url ),
the_title_attribute( array( 'echo' => false ) ),
wp_get_attachment_image( $post->ID, 'full' )
);
}
endif;
/**
* Uses get_url_in_content() to get the URL of the first link found in the post content.
* Falls back to the post permalink if no URL is found in the post.
*/
function bosco_get_link_url() {
$content = get_the_content();
$has_url = get_url_in_content( $content );
return ( $has_url ) ? $has_url : apply_filters( 'the_permalink', get_permalink() );
}
/**
* Replaces "[...]" (appended to automatically generated excerpts) with a Continue reading link.
*
* To override this in a child theme, remove the filter and add your own
* function tied to the excerpt_more filter hook.
*/
if ( ! function_exists( 'bosco_excerpt_more' ) ) :
function bosco_excerpt_more( $more ) {
return sprintf( ' %2$s',
esc_url( get_permalink( get_the_ID() ) ),
sprintf( __( 'Continue reading %s', 'bosco' ), '' . get_the_title( get_the_ID() ) . '→' )
);
}
add_filter( 'excerpt_more', 'bosco_excerpt_more' );
endif;