/**
  * Check if we're on a themes page
  *
  * @return bool
  */
 function wolf_is_themes()
 {
     return function_exists('wolf_themes_get_page_id') && is_page(wolf_themes_get_page_id()) || is_tax('themes_cat') || is_tax('themes_tag');
 }
 /**
  * Breadcrumb function
  */
 function wolf_breadcrumb()
 {
     global $post, $wp_query;
     if (!is_front_page()) {
         $delimiter = ' / ';
         $before = '';
         $after = '';
         echo '<a href="';
         echo esc_url(home_url('/'));
         echo '">';
         _e('Home', 'wolf');
         echo "</a> / ";
         if ('post' == get_post_type() && !wolf_is_blog_index()) {
             echo '<a href="' . get_permalink(wolf_get_blog_id()) . '">' . get_the_title(wolf_get_blog_id()) . '</a>';
             echo sanitize_text_field($delimiter);
         }
         if (wolf_is_woocommerce() && is_shop()) {
             echo get_the_title(wolf_get_woocommerce_shop_page_id());
         }
         if (wolf_is_woocommerce() && is_product_category()) {
             $shop_page_id = wc_get_page_id('shop');
             echo '<a href="' . get_permalink(wc_get_page_id('shop')) . '">' . get_the_title($shop_page_id) . '</a>' . $delimiter;
             $current_term = $wp_query->get_queried_object();
             $ancestors = array_reverse(get_ancestors($current_term->term_id, 'product_cat'));
             foreach ($ancestors as $ancestor) {
                 $ancestor = get_term($ancestor, 'product_cat');
                 echo '<a href="' . get_term_link($ancestor) . '">' . esc_html($ancestor->name) . '</a>' . $delimiter;
             }
             echo $before . esc_html($current_term->name) . $after;
         }
         if (wolf_is_woocommerce() && is_product_tag()) {
             $shop_page_id = wc_get_page_id('shop');
             echo '<a href="' . get_permalink($shop_page_id) . '">' . get_the_title($shop_page_id) . '</a>' . $delimiter;
             $queried_object = $wp_query->get_queried_object();
             echo $before . __('Products tagged &ldquo;', 'wolf') . $queried_object->name . '&rdquo;' . $after;
         }
         if (is_category()) {
             $cat_obj = $wp_query->get_queried_object();
             $this_category = get_category($cat_obj->term_id);
             if (0 != $this_category->parent) {
                 $parent_category = get_category($this_category->parent);
                 if (($parents = get_category_parents($parent_category, TRUE, $after . $delimiter . $before)) && !is_wp_error($parents)) {
                     echo $before . rtrim($parents, $after . $delimiter . $before) . $after . $delimiter;
                 }
             }
             echo $before . single_cat_title('', false) . $after;
         } elseif (is_tag()) {
             echo get_the_tag_list('', $delimiter);
         } elseif (is_author()) {
             echo get_the_author();
         } elseif (is_day()) {
             echo get_the_date();
         } elseif (is_month()) {
             echo get_the_date('F Y');
         } elseif (is_year()) {
             echo get_the_date('Y');
         } elseif (is_tax('work_type')) {
             $portfolio_page_id = wolf_portfolio_get_page_id();
             echo '<a href="' . get_permalink($portfolio_page_id) . '">' . get_the_title($portfolio_page_id) . '</a>' . $delimiter;
             $the_tax = get_taxonomy(get_query_var('taxonomy'));
             if ($the_tax && $wp_query && isset($wp_query->queried_object->name)) {
                 echo $wp_query->queried_object->name;
             }
         } elseif (is_tax('gallery_type')) {
             $albums_page_id = wolf_albums_get_page_id();
             echo '<a href="' . get_permalink($albums_page_id) . '">' . get_the_title($albums_page_id) . '</a>' . $delimiter;
             $the_tax = get_taxonomy(get_query_var('taxonomy'));
             if ($the_tax && $wp_query && isset($wp_query->queried_object->name)) {
                 echo $wp_query->queried_object->name;
             }
         } elseif (is_tax('video_type')) {
             $videos_page_id = wolf_videos_get_page_id();
             echo '<a href="' . get_permalink($videos_page_id) . '">' . get_the_title($videos_page_id) . '</a>' . $delimiter;
             $the_tax = get_taxonomy(get_query_var('taxonomy'));
             if ($the_tax && $wp_query && isset($wp_query->queried_object->name)) {
                 echo $wp_query->queried_object->name;
             }
         } elseif (is_tax('plugin_cat')) {
             $plugins_page_id = wolf_plugins_get_page_id();
             echo '<a href="' . get_permalink($plugins_page_id) . '">' . get_the_title($plugins_page_id) . '</a>' . $delimiter;
             $the_tax = get_taxonomy(get_query_var('taxonomy'));
             if ($the_tax && $wp_query && isset($wp_query->queried_object->name)) {
                 echo $wp_query->queried_object->name;
             }
         } elseif (is_tax('theme_cat')) {
             $themes_page_id = wolf_themes_get_page_id();
             echo '<a href="' . get_permalink($themes_page_id) . '">' . get_the_title($themes_page_id) . '</a>' . $delimiter;
             $the_tax = get_taxonomy(get_query_var('taxonomy'));
             if ($the_tax && $wp_query && isset($wp_query->queried_object->name)) {
                 echo $wp_query->queried_object->name;
             }
         } elseif (is_tax() && !is_tax('product_cat') && !is_tax('product_tag')) {
             $the_tax = get_taxonomy(get_query_var('taxonomy'));
             if ($the_tax && $wp_query && isset($wp_query->queried_object->name)) {
                 echo $wp_query->queried_object->name;
             }
         } elseif (is_search()) {
             _e('Search', 'wolf');
         }
         if (is_attachment()) {
             _e('Attachment', 'wolf');
             echo sanitize_text_field($delimiter);
             echo empty($post->post_parent) ? get_the_title() : '<a href="' . get_permalink($post->post_parent) . '">' . get_the_title($post->post_parent) . '</a> / ' . get_the_title();
         } elseif (is_page()) {
             echo empty($post->post_parent) ? get_the_title() : '<a href="' . get_permalink($post->post_parent) . '">' . get_the_title($post->post_parent) . '</a> / ' . get_the_title();
         }
         if (is_single()) {
             if (is_singular('work')) {
                 echo '<a href="' . get_permalink(wolf_portfolio_get_page_id()) . '">' . get_the_title(wolf_portfolio_get_page_id()) . '</a>';
                 echo sanitize_text_field($delimiter);
                 echo get_the_term_list($post->ID, 'work_type', '', $delimiter, '');
                 if (has_term('', 'work_type')) {
                     echo sanitize_text_field($delimiter);
                 }
             } elseif (is_singular('video')) {
                 echo '<a href="' . get_permalink(wolf_videos_get_page_id()) . '">' . get_the_title(wolf_videos_get_page_id()) . '</a>';
                 echo sanitize_text_field($delimiter);
                 echo get_the_term_list($post->ID, 'video_type', '', $delimiter, '');
                 if (has_term('', 'video_type')) {
                     echo sanitize_text_field($delimiter);
                 }
             } elseif (is_singular('gallery')) {
                 echo '<a href="' . get_permalink(wolf_albums_get_page_id()) . '">' . get_the_title(wolf_albums_get_page_id()) . '</a>';
                 echo sanitize_text_field($delimiter);
                 echo get_the_term_list($post->ID, 'gallery_type', '', $delimiter, '');
                 if (has_term('', 'gallery_type')) {
                     echo sanitize_text_field($delimiter);
                 }
             } elseif (is_singular('plugin')) {
                 echo '<a href="' . get_permalink(wolf_plugins_get_page_id()) . '">' . get_the_title(wolf_plugins_get_page_id()) . '</a>';
                 echo sanitize_text_field($delimiter);
                 echo get_the_term_list($post->ID, 'plugin_cat', '', $delimiter, '');
                 if (has_term('', 'plugin_cat')) {
                     echo sanitize_text_field($delimiter);
                 }
             } elseif (is_singular('product')) {
                 echo '<a href="' . get_permalink(wc_get_page_id('shop')) . '">' . get_the_title(wc_get_page_id('shop')) . '</a>';
                 echo sanitize_text_field($delimiter);
                 if ($terms = wc_get_product_terms($post->ID, 'product_cat', array('orderby' => 'parent', 'order' => 'DESC'))) {
                     $main_term = $terms[0];
                     $ancestors = get_ancestors($main_term->term_id, 'product_cat');
                     $ancestors = array_reverse($ancestors);
                     foreach ($ancestors as $ancestor) {
                         $ancestor = get_term($ancestor, 'product_cat');
                         if (!is_wp_error($ancestor) && $ancestor) {
                             echo '<a href="' . get_term_link($ancestor) . '">' . $ancestor->name . '</a>' . $delimiter;
                         }
                     }
                     echo '<a href="' . get_term_link($main_term) . '">' . $main_term->name . '</a> / ';
                 }
             } else {
                 the_category($delimiter);
                 echo sanitize_text_field($delimiter);
             }
             the_title();
         } elseif ($wp_query && isset($wp_query->queried_object->ID) && $wp_query->queried_object->ID == get_option('page_for_posts')) {
             echo $wp_query->queried_object->post_title;
         }
     }
 }