jenhuls
6/27/2016 - 12:58 PM

FoundationPress breadcrumbs with Custom Post Types.

FoundationPress breadcrumbs with Custom Post Types.

/**
 * Adapted for Foundation from http://thewebtaylor.com/articles/wordpress-creating-breadcrumbs-without-a-plugin
 *
 * @param bool $showhome should the breadcrumb be shown when on homepage (only one deactivated entry for home).
 * @param bool $separatorclass should a separator class be added (in case :before is not an option).
 */

if ( ! function_exists( 'foundationpress_breadcrumb' ) ) {
	function foundationpress_breadcrumb( $showhome = true, $separatorclass = false ) {

		// Settings
		$separator  = ' / ';
		$id         = 'breadcrumbs';
		$class      = 'breadcrumbs';
		$home_title = 'Home';

		// Get the query & post information
		global $post,$wp_query;
		$category = get_the_category();

		// Build the breadcrums
		echo '<ul id="' . $id . '" class="' . $class . '">';

		// Do not display on the homepage
		if ( ! is_front_page() ) {

			// Home page
			echo '<li class="item-home"><a class="bread-link bread-home" href="' . get_home_url() . '" title="' . $home_title . '">' . $home_title . '</a></li>';
			if ( $separatorclass ) {
				echo '<li class="separator separator-home"> ' . $separator . ' </li>';
			}

			if ( is_single() ) {
				
				// If post is a custom post type
				// https://goo.gl/uHNFzd
				$post_type = get_post_type();
				
				// If it is a custom post type display name and link
	            if($post_type = 'featured-stories') {
	                  
	                $post_type_object = get_post_type_object($post_type);
	                $post_type_archive = get_post_type_archive_link($post_type);
	                
					echo '<li class="item-cat"><a href="/news/">News</a></li>';
					echo '<li class="item-parent"><a href="/news/featured-stories/">Featured Stories</a></li>';
	                //echo '<li class="item-cat item-custom-post-type-' . $post_type . '"><a class="bread-cat bread-custom-post-type-' . $post_type . '" href="' . $post_type_archive . '" title="' . $post_type_object->labels->name . '">' . $post_type_object->labels->name . '</a></li>';
	                if ( $separatorclass ) {
						$parents .= '<li class="separator separator-' . $ancestor . '"> ' . $separator . ' </li>';
					}
	              
	            } elseif($post_type = 'press-releases') {
		            echo '<li class="item-cat"><a href="/news/">News</a></li>';
					echo '<li class="item-parent"><a href="/news/press-releases/">Press Releases</a></li>';
					if ( $separatorclass ) {
						$parents .= '<li class="separator separator-' . $ancestor . '"> ' . $separator . ' </li>';
					}
	            }

				// Get post category info
            $category = get_the_category();
             
            if(!empty($category)) {
              
                // Get last category post is in
                $last_category = end(array_values($category));
                  
                // Get parent any categories and create array
                $get_cat_parents = rtrim(get_category_parents($last_category->term_id, true, ','),',');
                $cat_parents = explode(',',$get_cat_parents);
                  
                // Loop through parent categories and store in variable $cat_display
                $cat_display = '';
                foreach($cat_parents as $parents) {
                    $cat_display .= '<li class="item-cat">'.$parents.'</li>';
                    if ( $separatorclass ) {
						$parents .= '<li class="separator separator-' . $ancestor . '"> ' . $separator . ' </li>';
					}
                }
             
            }
              
            // If it's a custom post type within a custom taxonomy
            $taxonomy_exists = taxonomy_exists($custom_taxonomy);
            if(empty($last_category) && !empty($custom_taxonomy) && $taxonomy_exists) {
                   
                $taxonomy_terms = get_the_terms( $post->ID, $custom_taxonomy );
                $cat_id         = $taxonomy_terms[0]->term_id;
                $cat_nicename   = $taxonomy_terms[0]->slug;
                $cat_link       = get_term_link($taxonomy_terms[0]->term_id, $custom_taxonomy);
                $cat_name       = $taxonomy_terms[0]->name;
               
            }
              
            // Check if the post is in a category
            if(!empty($last_category)) {
                echo $cat_display;
                echo '<li class="item-current item-' . $post->ID . '"><strong class="bread-current bread-' . $post->ID . '" title="' . get_the_title() . '">' . get_the_title() . '</strong></li>';
                  
            // Else if post is in a custom taxonomy
            } else if(!empty($cat_id)) {
                  
                echo '<li class="item-cat item-cat-' . $cat_id . ' item-cat-' . $cat_nicename . '"><a class="bread-cat bread-cat-' . $cat_id . ' bread-cat-' . $cat_nicename . '" href="' . $cat_link . '" title="' . $cat_name . '">' . $cat_name . '</a></li>';
                echo '<li class="separator"> ' . $separator . ' </li>';
                echo '<li class="item-current item-' . $post->ID . '"><strong class="bread-current bread-' . $post->ID . '" title="' . get_the_title() . '">' . get_the_title() . '</strong></li>';
              
            } else {
                  
                echo '<li class="item-current item-' . $post->ID . '"><strong class="bread-current bread-' . $post->ID . '" title="' . get_the_title() . '">' . get_the_title() . '</strong></li>';
                  
            }
              
        } else if ( is_category() ) {
               
            // Category page
            echo '<li class="item-current item-cat"><strong class="bread-current bread-cat">' . single_cat_title('', false) . '</strong></li>';
               
        } else if ( is_page() ) {

				// Standard page
				if ( $post->post_parent ) {

					// If child page, get parents
					$anc = get_post_ancestors( $post->ID );

					// Get parents in the right order
					$anc = array_reverse( $anc );

					// Parent page loop
					$parents = '';
					foreach ( $anc as $ancestor ) {
						$parents .= '<li class="item-parent item-parent-' . $ancestor . '"><a class="bread-parent bread-parent-' . $ancestor . '" href="' . get_permalink($ancestor) . '" title="' . get_the_title($ancestor) . '">' . get_the_title($ancestor) . '</a></li>';
						if ( $separatorclass ) {
							$parents .= '<li class="separator separator-' . $ancestor . '"> ' . $separator . ' </li>';
						}
					}

					// Display parent pages
					echo $parents;

					// Current page
					echo '<li class="current item-' . $post->ID . '">' . get_the_title() . '</li>';

				} else {

					// Just display current page if not parents
					echo '<li class="current item-' . $post->ID . '"> ' . get_the_title() . '</li>';

				}
			} else if ( is_tag() ) {

				// Tag page
				// Get tag information
				$term_id = get_query_var('tag_id');
				$taxonomy = 'post_tag';
				$args = 'include=' . $term_id;
				$terms = get_terms($taxonomy, $args);

				// Display the tag name
				echo '<li class="current item-tag-' . $terms[0]->term_id . ' item-tag-' . $terms[0]->slug . '">' . $terms[0]->name . '</li>';

			} elseif ( is_day() ) {

				// Day archive
				// Year link
				echo '<li class="item-year item-year-' . get_the_time('Y') . '"><a class="bread-year bread-year-' . get_the_time('Y') . '" href="' . get_year_link(get_the_time('Y')) . '" title="' . get_the_time('Y') . '">' . get_the_time('Y') . ' Archives</a></li>';
				if ( $separatorclass ) {
					echo '<li class="separator separator-' . get_the_time('Y') . '"> ' . $separator . ' </li>';
				}

				// Month link
				echo '<li class="item-month item-month-' . get_the_time('m') . '"><a class="bread-month bread-month-' . get_the_time('m') . '" href="' . get_month_link(get_the_time('Y'), get_the_time('m')) . '" title="' . get_the_time('M') . '">' . get_the_time('M') . ' Archives</a></li>';
				if ( $separatorclass ) {
					echo '<li class="separator separator-' . get_the_time('m') . '"> ' . $separator . ' </li>';
				}

				// Day display
				echo '<li class="current item-' . get_the_time('j') . '">' . get_the_time('jS') . ' ' . get_the_time('M') . ' Archives</li>';

			} else if ( is_month() ) {

				// Month Archive
				// Year link
				echo '<li class="item-year item-year-' . get_the_time('Y') . '"><a class="bread-year bread-year-' . get_the_time('Y') . '" href="' . get_year_link(get_the_time('Y')) . '" title="' . get_the_time('Y') . '">' . get_the_time('Y') . ' Archives</a></li>';
				if ( $separatorclass ) {
					echo '<li class="separator separator-' . get_the_time('Y') . '"> ' . $separator . ' </li>';
				}

				// Month display
				echo '<li class="item-month item-month-' . get_the_time('m') . '">' . get_the_time('M') . ' Archives</li>';

			} else if ( is_year() ) {

				// Display year archive
				echo '<li class="current item-current-' . get_the_time('Y') . '">' . get_the_time('Y') . ' Archives</li>';

			} else if ( is_author() ) {

				// Auhor archive
				// Get the author information
				global $author;
				$userdata = get_userdata($author);

				// Display author name
				echo '<li class="current item-current-' . $userdata->user_nicename . '">Author: ' . $userdata->display_name . '</li>';

			} else if ( get_query_var('paged') ) {

				// Paginated archives
				echo '<li class="current item-current-' . get_query_var('paged') . '">' . __('Page', 'foundationpress' ) . ' ' . get_query_var('paged') . '</li>';

			} else if ( is_search() ) {

				// Search results page
				echo '<li class="current item-current-' . get_search_query() . '">Search results for: ' . get_search_query() . '</li>';

			} elseif ( is_404() ) {

				// 404 page
				echo '<li>Error 404</li>';
			}
		} else {
			if ( $showhome ) {
				echo '<li class="item-home current">' . $home_title . '</li>';
			}
		}
		echo '</ul>';
	}
}