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' ) ) {
// $time_string .= '';
// }
$time_string = sprintf( $time_string,
esc_attr( get_the_date( 'c' ) ),
esc_html( get_the_date() ),
esc_attr( get_the_modified_date( 'c' ) ),
esc_html( get_the_modified_date() )
);
printf( __( ' %1$s by %2$s', 'flatmag' ),
sprintf( '%2$s',
esc_url( get_permalink() ),
$time_string
),
sprintf( ' | %2$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.
*
* @return bool
*/
function flatmag_categorized_blog() {
if ( false === ( $all_the_cool_cats = get_transient( 'flatmag_categories' ) ) ) {
// Create an array of all the categories that are attached to posts.
$all_the_cool_cats = get_categories( array(
'fields' => 'ids',
'hide_empty' => 1,
// We only need to know if there is more than one category.
'number' => 2,
) );
// Count the number of categories that are attached to the posts.
$all_the_cool_cats = count( $all_the_cool_cats );
set_transient( 'flatmag_categories', $all_the_cool_cats );
}
if ( $all_the_cool_cats > 1 ) {
// This blog has more than 1 category so flatmag_categorized_blog should return true.
return true;
} else {
// This blog has only 1 category so flatmag_categorized_blog should return false.
return false;
}
}
/**
* Flush out the transients used in flatmag_categorized_blog.
*/
function flatmag_category_transient_flusher() {
// Like, beat it. Dig?
delete_transient( 'flatmag_categories' );
}
add_action( 'edit_category', 'flatmag_category_transient_flusher' );
add_action( 'save_post', 'flatmag_category_transient_flusher' );