max_num_pages < 2 ) { return; } if ( get_next_posts_link() && get_previous_posts_link() ){ $class = 'both-links'; } ?> post_parent ) : get_adjacent_post( false, '', true ); $next = get_adjacent_post( false, '', false ); if ( ! $next && ! $previous ) { return; } ?> '; if ( wp_attachment_is_image() ) { echo wp_get_attachment_link( 0, 'post-thumbnail', false ); } elseif ( 0 === strpos( $post->post_mime_type, 'video' ) ) { $meta = wp_get_attachment_metadata( get_the_ID() ); $atts = array( 'src' => wp_get_attachment_url() ); if ( ! empty( $meta['width'] ) && ! empty( $meta['height'] ) ) { $atts['width'] = ( int ) $meta['width']; $atts['height'] = ( int ) $meta['height']; } echo wp_video_shortcode( $atts ); } elseif ( 0 === strpos( $post->post_mime_type, 'audio' ) ) { echo wp_audio_shortcode( array( 'src' => wp_get_attachment_url() ) ); } if ( $caption ) { printf( '

%s

', $caption ); echo ''; } } endif; if ( ! function_exists( 'museum_entry_taxonomies' ) ) : /** * Display taxonomy info for single post pages */ function museum_entry_taxonomies() { if ( museum_categorized_blog() ) { // Display categories is this blog has more than 1 category echo ''; the_category( ', ' ); echo ''; } if ( has_tag() ) { // Display tags, if any exist echo ' '; the_tags( '', ', ' ); echo ''; } } endif; if ( ! function_exists( 'museum_posted_on' ) ) : /** * Prints HTML with meta information for the current post-date/time and author. */ function museum_posted_on() { $time_string = ''; if ( get_the_time( 'U' ) !== get_the_modified_time( 'U' ) ) { $time_string .= ''; } $time_string = sprintf( $time_string, esc_attr( get_the_date( 'c' ) ), esc_html( get_the_date() ), esc_attr( get_the_modified_date( 'c' ) ), esc_html( get_the_modified_date() ) ); printf( '' . __( 'by %1$s', 'museum' ) . '' . __( ' on %2$s', 'museum' ) . '', sprintf( '%2$s', esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ), esc_html( get_the_author() ) ), sprintf( '%2$s', esc_url( get_permalink() ), $time_string ) ); } endif; /** * Returns true if a blog has more than 1 category. */ function museum_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 museum_categorized_blog should return true. return true; } else { // This blog has only 1 category so museum_categorized_blog should return false. return false; } } /** * Flush out the transients used in museum_categorized_blog. */ function museum_category_transient_flusher() { // Like, beat it. Dig? delete_transient( 'all_the_cool_cats' ); } add_action( 'edit_category', 'museum_category_transient_flusher' ); add_action( 'save_post', 'museum_category_transient_flusher' );