Breadcrumb function for WordPress

SF Breadcrumbs

//Breadcrumbs
  function sf_breadcrumbs() {
	 
	  $showOnHome = 0; // 1 - show breadcrumbs on the homepage, 0 - don't show
	  $delimiter = '>'; // delimiter between crumbs
	  $home = 'Home'; // text for the 'Home' link
	  $showCurrent = 1; // 1 - show current post/page title in breadcrumbs, 0 - don't show
	  $before = '<li class="active">'; // tag before the current crumb
	  $after = '</li>'; // tag after the current crumb
	 
	  global $post;
	  $homeLink = get_bloginfo('url');
	 
	  if (is_home() || is_front_page()) {
	 
	    if ($showOnHome == 1) echo '<div class="crumbs"><a href="' . $homeLink . '">' . $home . '</a></div>';
	 
	  } else {
	 
	    echo '<div class="breadcrumbs twelve columns"><ul><li><a href="' . $homeLink . '">' . $home . '</a></li>';
	 
	    if ( is_category() ) {
	      $thisCat = get_category(get_query_var('cat'), false);
	      if ($thisCat->parent != 0) echo get_category_parents($thisCat->parent, TRUE);
	      echo $before . 'Archive by category "' . single_cat_title('', false) . '"' . $after;
	 
	    } elseif ( is_search() ) {
	      echo $before . 'Search results for "' . get_search_query() . '"' . $after;
	 
	    } elseif ( is_day() ) {
	      echo '<li><a href="' . get_year_link(get_the_time('Y')) . '">' . get_the_time('Y') . '</a></li>';
	      echo '<li><a href="' . get_month_link(get_the_time('Y'),get_the_time('m')) . '">' . get_the_time('F') . '</a></li>';
	      echo $before . get_the_time('d') . $after;
	 
	    } elseif ( is_month() ) {
	      echo '<li><a href="' . get_year_link(get_the_time('Y')) . '">' . get_the_time('Y') . '</a></li>';
	      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 '<li><a href="' . $homeLink . '/' . $slug['slug'] . '/">' . $post_type->labels->singular_name . '</a></li>';
	        if ($showCurrent == 1) echo $before . get_the_title() . $after;
	      } else {
	        $cat = get_the_category(); $cat = $cat[0];
	        $cats = get_category_parents($cat, TRUE);
	        if ($showCurrent == 0) $cats = preg_replace("#^(.+)\s$delimiter\s$#", "$1", $cats);
	        echo $cats;
	        if ($showCurrent == 1) echo $before . get_the_title() . $after;
	      }
	 
	    } 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);
	      echo '<li><a href="' . get_permalink($parent) . '">' . $parent->post_title . '</a></li>';
	      if ($showCurrent == 1) echo $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);
	        $breadcrumbs[] = '<li><a href="' . get_permalink($page->ID) . '">' . get_the_title($page->ID) . '</a></li>';
	        $parent_id  = $page->post_parent;
	      }
	      $breadcrumbs = array_reverse($breadcrumbs);
	      for ($i = 0; $i < count($breadcrumbs); $i++) {
	        echo $breadcrumbs[$i];
	      }
	      if ($showCurrent == 1) echo $before . get_the_title() . $after;
	 
	    } elseif ( is_tag() ) {
	      echo $before . 'Posts tagged "' . single_tag_title('', false) . '"' . $after;
	 
	    } elseif ( is_author() ) {
	       global $author;
	      $userdata = get_userdata($author);
	      echo $before . 'Articles posted by ' . $userdata->display_name . $after;
	 
	    } elseif ( is_404() ) {
	      echo $before . 'Error 404' . $after;
	    }
	 
	    if ( get_query_var('paged') ) {
	      if ( is_category() || is_day() || is_month() || is_year() || is_search() || is_tag() || is_author() ) echo ' (';
	      echo __('Page') . ' ' . get_query_var('paged');
	      if ( is_category() || is_day() || is_month() || is_year() || is_search() || is_tag() || is_author() ) echo ')';
	    }
	 
	    echo '</ul></div>';
	 
	  }
	} // end sf_breadcrumbs()