', esc_url(get_bloginfo('pingback_url'))); } } add_action('wp_head', 'affiliate_eye_pingback_header'); if (!function_exists('blog_essence_content_reading_time')) : function blog_essence_content_reading_time() { $blog_essence_post_id = get_the_ID(); $blog_essence_content = get_the_content($blog_essence_post_id); $blog_essence_striped_tag = strip_tags($blog_essence_content); $blog_essence_word_count = str_word_count($blog_essence_striped_tag); $blog_essence_reading_minute = ceil($blog_essence_word_count / 200); $blog_essence_reading_second = ceil($blog_essence_word_count % 200 / (200 / 60)); $blog_essence_second_zero = $blog_essence_reading_second < 10 ? 0 : ''; $blog_essence_reading_time = sprintf('%s ' . __('Minute', 'blog-essence'), $blog_essence_reading_minute, $blog_essence_second_zero, $blog_essence_reading_second); return $blog_essence_reading_time; } endif;