Breadcrumbs

/*-----------------------------------------------------------
	Breadcrumbs
-----------------------------------------------------------*/
if ( ! function_exists( 'wplook_breadcrumbs' ) ) {
	function wplook_breadcrumbs() {
		$showOnHome 	= '0'; // 1 - show breadcrumbs on the homepage, 0 - don't show
		$delimiter 	= '>'; // delimiter between crumbs
		
		$showCurrent 	= '1'; // 1 - show current post/page title in breadcrumbs, 0 - don't show
		$before 		= '<span class="current">'; // tag before the current crumb
		$after 		= '</span>'; // tag after the current crumb
		
		$text['home'] = __('Home','wplook'); // text for the 'Home' link
		$text['category'] = __('Archive for %s','wplook'); // text for a category page
		$text['search'] = __('Search results for: %s','wplook'); // text for a search results page
		$text['tag'] = __('Posts tagged %s','wplook'); // text for a tag page
		$text['author'] = __('Posts by %s','wplook'); // text for an author page
		$text['404'] = __('Error 404','wplook'); // text for the 404 page
		
		global $post;
		$homeLink = home_url( '/' );
		echo '<a href="' . $homeLink . '">' . $text['home'] . '</a> ' . $delimiter . ' ';
		if ( is_category() ) {
			global $wp_query;
			$cat_obj = $wp_query->get_queried_object();
			$thisCat = $cat_obj->term_id;
			$thisCat = get_category($thisCat);
			$parentCat = get_category($thisCat->parent);
			if ($thisCat->parent != 0) echo(get_category_parents($parentCat, TRUE, ' ' . $delimiter . ' '));
			echo $before . sprintf($text['category'], single_cat_title('', false)) . $after;
		} elseif ( is_search() ) {
			echo $before . sprintf($text['search'], get_search_query()) . $after;
		} elseif ( is_day() ) {
			echo '<a href="' . get_year_link(get_the_time('Y')) . '">' . get_the_time('Y') . '</a> ' . $delimiter . ' ';
			echo '<a href="' . get_month_link(get_the_time('Y'),get_the_time('m')) . '">' . get_the_time('F') . '</a> ' . $delimiter . ' ';
			echo $before . get_the_time('d') . $after;
		} elseif ( is_month() ) {
			echo '<a href="' . get_year_link(get_the_time('Y')) . '">' . get_the_time('Y') . '</a> ' . $delimiter . ' ';
			echo $before . get_the_time('F') . $after;
		} elseif ( is_year() ) {
			echo $before . get_the_time('Y') . $after;
		} elseif ( is_single() && !is_attachment() ) {
			if ( get_post_type() != 'post' ) {
				$post_type = get_post_type_object(get_post_type());
				//$slug = $post_type->rewrite;
				//echo '<a href="' . $homeLink . '/' . $slug['slug'] . '/">' . $post_type->labels->singular_name . '</a>';
				echo '<span>' . $post_type->labels->singular_name .'</span>' ;
				if ($showCurrent == 1) echo ' ' . $delimiter . ' ' . $before . get_the_title() . $after;
			} else {
				$cat = get_the_category(); $cat = $cat[0];
				$cats = get_category_parents($cat, TRUE, ' ' . $delimiter . ' ');
				if ($showCurrent == 0) $cats = preg_replace("/^(.+)\s$delimiter\s$/", "$1", $cats);
				echo $cats;
					if ($showCurrent == 1) echo $before . get_the_title() . $after;
			}
		} elseif ( (is_plugin_active( 'woocommerce/woocommerce.php')) && is_shop() ) {
			echo __('Shop','wplook');
		} elseif ( !is_single() && !is_page() && get_post_type() != 'post' && !is_404() ) {
			$post_type = get_post_type_object(get_post_type());
			echo $before . $post_type->labels->singular_name . $after;
		} elseif ( is_attachment() ) {
			$parent = get_post($post->post_parent);
			//$cat = get_the_category($parent->ID); $cat = $cat[0];
			//echo get_category_parents($cat, TRUE, ' ' . $delimiter . ' ');
			echo '<a href="' . get_permalink($parent) . '">' . $parent->post_title . '</a>';
			if ($showCurrent == 1) echo ' ' . $delimiter . ' ' . $before . get_the_title() . $after;
		} elseif ( is_page() && !$post->post_parent ) {
			if ($showCurrent == 1) echo $before . get_the_title() . $after;
		} elseif ( is_page() && $post->post_parent ) {
			$parent_id  = $post->post_parent;
			$breadcrumbs = array();
			while ($parent_id) {
				$page = get_page($parent_id);
				$breadcrumbs[] = '<a href="' . get_permalink($page->ID) . '">' . get_the_title($page->ID) . '</a>';
				$parent_id  = $page->post_parent;
			}
			$breadcrumbs = array_reverse($breadcrumbs);
			for ($i = 0; $i < count($breadcrumbs); $i++) {
				echo $breadcrumbs[$i];
				if ($i != count($breadcrumbs)-1) echo ' ' . $delimiter . ' ';
			}
			if ($showCurrent == 1) echo ' ' . $delimiter . ' ' . $before . get_the_title() . $after;
		} elseif ( is_tag() ) {
			echo $before . sprintf($text['tag'], single_tag_title('', false)) . $after;
		} elseif ( is_author() ) {
			global $author;
			$userdata = get_userdata($author);
			echo $before . sprintf($text['author'], $userdata->display_name) . $after;
		} elseif ( is_404() ) {
			echo $before . $text['404'] . $after;
		}
		if ( get_query_var('paged') ) {
			if ( is_category() || is_day() || is_month() || is_year() || is_search() || is_tag() || is_author() ) echo ' (';
			echo ' ' . $delimiter . ' '; echo __('Page', 'wplook') . ' ' . get_query_var('paged');
			if ( is_category() || is_day() || is_month() || is_year() || is_search() || is_tag() || is_author() ) echo ')';
		}
	} // end breadcrumbs()
}