$post->post_parent, 'fields' => 'ids', 'numberposts' => -1, '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 ( count( $attachment_ids ) > 1 ) { foreach ( $attachment_ids as $attachment_id ) { if ( $attachment_id == $post->ID ) { $next_id = current( $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, $attachment_size ) ); } /** * Prints HTML with meta information for the current post-date/time and author. */ function cw_magazine_posted_on() { $time_string = ''; if ( get_the_time( 'U' ) !== get_the_modified_time( 'U' ) ) $time_string .= ''; $time_string = sprintf( $time_string, esc_attr( get_the_date( 'c' ) ), esc_html( get_the_date() ), esc_attr( get_the_modified_date( 'c' ) ), esc_html( get_the_modified_date() ) ); printf( __( 'Posted on %1$s by %2$s', 'underscore' ), sprintf( '%3$s', esc_url( get_permalink() ), esc_attr( get_the_time() ), $time_string ), sprintf( '%3$s', esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ), esc_attr( sprintf( __( 'View all posts by %s', 'underscore' ), get_the_author() ) ), esc_html( get_the_author() ) ) ); } /** * Returns true if a blog has more than 1 category */ function cw_magazine_categorized_blog() { if ( false === ( $all_the_cool_cats = get_transient( 'all_the_cool_cats' ) ) ) { // Create an array of all the categories that are attached to posts $all_the_cool_cats = get_categories( array( 'hide_empty' => 1, ) ); // Count the number of categories that are attached to the posts $all_the_cool_cats = count( $all_the_cool_cats ); set_transient( 'all_the_cool_cats', $all_the_cool_cats ); } if ( '1' != $all_the_cool_cats ) { // This blog has more than 1 category so underscore_categorized_blog should return true return true; } else { // This blog has only 1 category so underscore_categorized_blog should return false return false; } } /* content navigation */ function cwp_content_nav( $nav_id ) { global $wp_query, $post; // Don't print empty markup on single pages if there's nowhere to navigate. if ( is_single() ) { $previous = ( is_attachment() ) ? get_post( $post->post_parent ) : get_adjacent_post( false, '', true ); $next = get_adjacent_post( false, '', false ); if ( ! $next && ! $previous ) return; } // Don't print empty markup in archives if there's only one page. if ( $wp_query->max_num_pages < 2 && ( is_home() || is_archive() || is_search() ) ) return; $nav_class = ( is_single() ) ? 'post-navigation' : 'paging-navigation'; ?>