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- <?php
- function theme_breadcrumbs() {
- /* === OPTIONS === */
- $text['home'] = 'Home'; // text for the 'Home' link
- $text['category'] = 'Archive by Category "%s"'; // text for a category page
- $text['search'] = 'Search Results for "%s" Query'; // text for a search results page
- $text['tag'] = 'Posts Tagged "%s"'; // text for a tag page
- $text['author'] = 'Articles Posted by %s'; // text for an author page
- $text['404'] = 'Error 404'; // text for the 404 page
- $show_current = 1; // 1 - show current post/page/category title in breadcrumbs, 0 - don't show
- $show_on_home = 0; // 1 - show breadcrumbs on the homepage, 0 - don't show
- $show_home_link = 1; // 1 - show the 'Home' link, 0 - don't show
- $show_title = 1; // 1 - show the title for the links, 0 - don't show
- $delimiter = ' » '; // delimiter between crumbs
- $before = '<span class="current">'; // tag before the current crumb
- $after = '</span>'; // tag after the current crumb
- /* === END OF OPTIONS === */
- global $post;
- $home_link = home_url('/');
- $link_before = '<span typeof="v:Breadcrumb">';
- $link_after = '</span>';
- $link_attr = ' rel="v:url" property="v:title"';
- $link = $link_before . '<a' . $link_attr . ' href="%1$s">%2$s</a>' . $link_after;
- $parent_id = $parent_id_2 = $post->post_parent;
- $frontpage_id = get_option('page_on_front');
- if (is_home() || is_front_page()) {
- if ($show_on_home == 1) echo '<div class="breadcrumbs"><a href="' . $home_link . '">' . $text['home'] . '</a></div>';
- } else {
- echo '<div class="breadcrumbs" xmlns:v="http://rdf.data-vocabulary.org/#">';
- if ($show_home_link == 1) {
- echo sprintf($link, $home_link, $text['home']);
- if ($frontpage_id == 0 || $parent_id != $frontpage_id) echo $delimiter;
- }
- if ( is_category() ) {
- $this_cat = get_category(get_query_var('cat'), false);
- if ($this_cat->parent != 0) {
- $cats = get_category_parents($this_cat->parent, TRUE, $delimiter);
- if ($show_current == 0) $cats = preg_replace("#^(.+)$delimiter$#", "$1", $cats);
- $cats = str_replace('<a', $link_before . '<a' . $link_attr, $cats);
- $cats = str_replace('</a>', '</a>' . $link_after, $cats);
- if ($show_title == 0) $cats = preg_replace('/ title="(.*?)"/', '', $cats);
- echo $cats;
- }
- if ($show_current == 1) echo $before . sprintf($text['category'], single_cat_title('', false)) . $after;
- } elseif ( is_search() ) {
- echo $before . sprintf($text['search'], get_search_query()) . $after;
- } elseif ( is_day() ) {
- echo sprintf($link, get_year_link(get_the_time('Y')), get_the_time('Y')) . $delimiter;
- echo sprintf($link, get_month_link(get_the_time('Y'),get_the_time('m')), get_the_time('F')) . $delimiter;
- echo $before . get_the_time('d') . $after;
- } elseif ( is_month() ) {
- echo sprintf($link, get_year_link(get_the_time('Y')), get_the_time('Y')) . $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 = $post_type->rewrite;
- printf($link, $home_link . '/' . $slug['slug'] . '/', $post_type->labels->singular_name);
- if ($show_current == 1) echo $delimiter . $before . get_the_title() . $after;
- } else {
- $cat = get_the_category(); $cat = $cat[0];
- $cats = get_category_parents($cat, TRUE, $delimiter);
- if ($show_current == 0) $cats = preg_replace("#^(.+)$delimiter$#", "$1", $cats);
- $cats = str_replace('<a', $link_before . '<a' . $link_attr, $cats);
- $cats = str_replace('</a>', '</a>' . $link_after, $cats);
- if ($show_title == 0) $cats = preg_replace('/ title="(.*?)"/', '', $cats);
- echo $cats;
- if ($show_current == 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() ) {
- $parent = get_post($parent_id);
- $cat = get_the_category($parent->ID); $cat = $cat[0];
- $cats = is_wp_error( $cat_parents = get_category_parents($cat, TRUE, '' . $delimiter . '') ) ? '' : $cat_parents;
- $cats = str_replace('<a', $link_before . '<a' . $link_attr, $cats);
- $cats = str_replace('</a>', '</a>' . $link_after, $cats);
- if ($show_title == 0) $cats = preg_replace('/ title="(.*?)"/', '', $cats);
- echo $cats;
- printf($link, get_permalink($parent), $parent->post_title);
- if ($show_current == 1) echo $delimiter . $before . get_the_title() . $after;
- } elseif ( is_page() && !$parent_id ) {
- if ($show_current == 1) echo $before . get_the_title() . $after;
- } elseif ( is_page() && $parent_id ) {
- if ($parent_id != $frontpage_id) {
- $breadcrumbs = array();
- while ($parent_id) {
- $page = get_page($parent_id);
- if ($parent_id != $frontpage_id) {
- $breadcrumbs[] = sprintf($link, get_permalink($page->ID), get_the_title($page->ID));
- }
- $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 $delimiter;
- }
- }
- if ($show_current == 1) {
- if ($show_home_link == 1 || ($parent_id_2 != 0 && $parent_id_2 != $frontpage_id)) echo $delimiter;
- echo $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 __('Page') . ' ' . get_query_var('paged');
- if ( is_category() || is_day() || is_month() || is_year() || is_search() || is_tag() || is_author() ) echo ')';
- }
- echo '</div><!-- .breadcrumbs -->';
- }
- }
- ?>
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