<?php /** * Overload function for WordPress Gallery. ( Can be activated from admin ) */ if ( '1' == zuperla_eutf_option( 'wp_gallery_popup' ) ) { add_filter( 'attachment_link', 'zuperla_eutf_wp_gallery_attachment_link', 10, 2 ); } function zuperla_eutf_wp_gallery_attachment_link( $link, $id ) { if ( is_feed() || is_admin() ) return $link; $post = get_post( $id ); if ( 'image/' == substr( $post->post_mime_type, 0, 6 ) ) { $full_src = wp_get_attachment_image_src( $id, 'zuperla-eutf-fullscreen' ); return $full_src[0]; } else { return $link; } } //Omit closing PHP tag to avoid accidental whitespace output errors.