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    ', 'oxygen' ), esc_url( get_permalink() ), esc_attr( get_the_time() ), esc_attr( get_the_date( 'c' ) ), esc_html( get_the_date() ) ); } endif; if ( ! function_exists( 'oxygen_posted_by' ) ) : /** * Prints HTML with meta information for the current post-author. * * @since Oxygen 0.2.2 */ function oxygen_posted_by() { printf( __( 'by ', 'oxygen' ), esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ), esc_attr( sprintf( __( 'View all posts by %s', 'oxygen' ), get_the_author() ) ), esc_html( get_the_author() ) ); } endif; /** * Returns true if a blog has more than 1 category * * @since Oxygen 0.2.2 */ function oxygen_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 oxygen_categorized_blog should return true return true; } else { // This blog has only 1 category so oxygen_categorized_blog should return false return false; } } /** * Flush out the transients used in oxygen_categorized_blog * * @since Oxygen 0.2.2 */ function oxygen_category_transient_flusher() { // Like, beat it. Dig? delete_transient( 'all_the_cool_cats' ); } add_action( 'edit_category', 'oxygen_category_transient_flusher' ); add_action( 'save_post', 'oxygen_category_transient_flusher' );