max_num_pages < 2 ) { return; } ?> post_parent ) : get_adjacent_post( false, '', true ); $next = get_adjacent_post( false, '', false ); if ( ! $next && ! $previous ) { return; } ?> %2$s'; if ( get_the_time( 'U' ) !== get_the_modified_time( 'U' ) ) { $timetonaltring .= '%4$s'; } $timetonaltring = sprintf( $timetonaltring, esc_attr( get_the_date( 'c' ) ), esc_html( get_the_date() ), esc_attr( get_the_modified_date( 'c' ) ), esc_html( get_the_modified_date() ) ); printf( __( 'Posted on %1$s by %2$s', 'tonal' ), sprintf( '%2$s', esc_url( get_permalink() ), $timetonaltring ), sprintf( '%2$s', esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ), esc_html( get_the_author() ) ) ); } endif; /** * Returns true if a blog has more than 1 category. */ function tonal_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 = is_countable( $all_the_cool_cats ) ? count( $all_the_cool_cats ) : 0; set_transient( 'all_the_cool_cats', $all_the_cool_cats ); } if ( '1' != $all_the_cool_cats ) { // This blog has more than 1 category so tonal_categorized_blog should return true. return true; } else { // This blog has only 1 category so tonal_categorized_blog should return false. return false; } } /** * Flush out the transients used in tonal_categorized_blog. */ function tonal_category_transient_flusher() { // Like, beat it. Dig? delete_transient( 'all_the_cool_cats' ); } add_action( 'edit_category', 'tonal_category_transient_flusher' ); add_action( 'save_post', 'tonal_category_transient_flusher' );