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WordPress Breadcrumbs Without a Plugin - http://dimox.net/wordpress-breadcrumbs-without-a-plugin/
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| <?php | |
| /* | |
| * WordPress Breadcrumbs | |
| * author: Dimox | |
| * version: 2019.03.03 | |
| * license: MIT | |
| */ | |
| function dimox_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 | |
| $text['page'] = 'Page %s'; // text 'Page N' | |
| $text['cpage'] = 'Comment Page %s'; // text 'Comment Page N' | |
| $wrap_before = '<div class="breadcrumbs" itemscope itemtype="http://schema.org/BreadcrumbList">'; // the opening wrapper tag | |
| $wrap_after = '</div><!-- .breadcrumbs -->'; // the closing wrapper tag | |
| $sep = '<span class="breadcrumbs__separator"> › </span>'; // separator between crumbs | |
| $before = '<span class="breadcrumbs__current">'; // tag before the current crumb | |
| $after = '</span>'; // tag after the current crumb | |
| $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_current = 1; // 1 - show current page title, 0 - don't show | |
| $show_last_sep = 1; // 1 - show last separator, when current page title is not displayed, 0 - don't show | |
| /* === END OF OPTIONS === */ | |
| global $post; | |
| $home_url = home_url('/'); | |
| $link = '<span itemprop="itemListElement" itemscope itemtype="http://schema.org/ListItem">'; | |
| $link .= '<a class="breadcrumbs__link" href="%1$s" itemprop="item"><span itemprop="name">%2$s</span></a>'; | |
| $link .= '<meta itemprop="position" content="%3$s" />'; | |
| $link .= '</span>'; | |
| $parent_id = ( $post ) ? $post->post_parent : ''; | |
| $home_link = sprintf( $link, $home_url, $text['home'], 1 ); | |
| if ( is_home() || is_front_page() ) { | |
| if ( $show_on_home ) echo $wrap_before . $home_link . $wrap_after; | |
| } else { | |
| $position = 0; | |
| echo $wrap_before; | |
| if ( $show_home_link ) { | |
| $position += 1; | |
| echo $home_link; | |
| } | |
| if ( is_category() ) { | |
| $parents = get_ancestors( get_query_var('cat'), 'category' ); | |
| foreach ( array_reverse( $parents ) as $cat ) { | |
| $position += 1; | |
| if ( $position > 1 ) echo $sep; | |
| echo sprintf( $link, get_category_link( $cat ), get_cat_name( $cat ), $position ); | |
| } | |
| if ( get_query_var( 'paged' ) ) { | |
| $position += 1; | |
| $cat = get_query_var('cat'); | |
| echo $sep . sprintf( $link, get_category_link( $cat ), get_cat_name( $cat ), $position ); | |
| echo $sep . $before . sprintf( $text['page'], get_query_var( 'paged' ) ) . $after; | |
| } else { | |
| if ( $show_current ) { | |
| if ( $position >= 1 ) echo $sep; | |
| echo $before . sprintf( $text['category'], single_cat_title( '', false ) ) . $after; | |
| } elseif ( $show_last_sep ) echo $sep; | |
| } | |
| } elseif ( is_search() ) { | |
| if ( get_query_var( 'paged' ) ) { | |
| $position += 1; | |
| if ( $show_home_link ) echo $sep; | |
| echo sprintf( $link, $home_url . '?s=' . get_search_query(), sprintf( $text['search'], get_search_query() ), $position ); | |
| echo $sep . $before . sprintf( $text['page'], get_query_var( 'paged' ) ) . $after; | |
| } else { | |
| if ( $show_current ) { | |
| if ( $position >= 1 ) echo $sep; | |
| echo $before . sprintf( $text['search'], get_search_query() ) . $after; | |
| } elseif ( $show_last_sep ) echo $sep; | |
| } | |
| } elseif ( is_year() ) { | |
| if ( $show_home_link && $show_current ) echo $sep; | |
| if ( $show_current ) echo $before . get_the_time('Y') . $after; | |
| elseif ( $show_home_link && $show_last_sep ) echo $sep; | |
| } elseif ( is_month() ) { | |
| if ( $show_home_link ) echo $sep; | |
| $position += 1; | |
| echo sprintf( $link, get_year_link( get_the_time('Y') ), get_the_time('Y'), $position ); | |
| if ( $show_current ) echo $sep . $before . get_the_time('F') . $after; | |
| elseif ( $show_last_sep ) echo $sep; | |
| } elseif ( is_day() ) { | |
| if ( $show_home_link ) echo $sep; | |
| $position += 1; | |
| echo sprintf( $link, get_year_link( get_the_time('Y') ), get_the_time('Y'), $position ) . $sep; | |
| $position += 1; | |
| echo sprintf( $link, get_month_link( get_the_time('Y'), get_the_time('m') ), get_the_time('F'), $position ); | |
| if ( $show_current ) echo $sep . $before . get_the_time('d') . $after; | |
| elseif ( $show_last_sep ) echo $sep; | |
| } elseif ( is_single() && ! is_attachment() ) { | |
| if ( get_post_type() != 'post' ) { | |
| $position += 1; | |
| $post_type = get_post_type_object( get_post_type() ); | |
| if ( $position > 1 ) echo $sep; | |
| echo sprintf( $link, get_post_type_archive_link( $post_type->name ), $post_type->labels->name, $position ); | |
| if ( $show_current ) echo $sep . $before . get_the_title() . $after; | |
| elseif ( $show_last_sep ) echo $sep; | |
| } else { | |
| $cat = get_the_category(); $catID = $cat[0]->cat_ID; | |
| $parents = get_ancestors( $catID, 'category' ); | |
| $parents = array_reverse( $parents ); | |
| $parents[] = $catID; | |
| foreach ( $parents as $cat ) { | |
| $position += 1; | |
| if ( $position > 1 ) echo $sep; | |
| echo sprintf( $link, get_category_link( $cat ), get_cat_name( $cat ), $position ); | |
| } | |
| if ( get_query_var( 'cpage' ) ) { | |
| $position += 1; | |
| echo $sep . sprintf( $link, get_permalink(), get_the_title(), $position ); | |
| echo $sep . $before . sprintf( $text['cpage'], get_query_var( 'cpage' ) ) . $after; | |
| } else { | |
| if ( $show_current ) echo $sep . $before . get_the_title() . $after; | |
| elseif ( $show_last_sep ) echo $sep; | |
| } | |
| } | |
| } elseif ( is_post_type_archive() ) { | |
| $post_type = get_post_type_object( get_post_type() ); | |
| if ( get_query_var( 'paged' ) ) { | |
| $position += 1; | |
| if ( $position > 1 ) echo $sep; | |
| echo sprintf( $link, get_post_type_archive_link( $post_type->name ), $post_type->label, $position ); | |
| echo $sep . $before . sprintf( $text['page'], get_query_var( 'paged' ) ) . $after; | |
| } else { | |
| if ( $show_home_link && $show_current ) echo $sep; | |
| if ( $show_current ) echo $before . $post_type->label . $after; | |
| elseif ( $show_home_link && $show_last_sep ) echo $sep; | |
| } | |
| } elseif ( is_attachment() ) { | |
| $parent = get_post( $parent_id ); | |
| $cat = get_the_category( $parent->ID ); $catID = $cat[0]->cat_ID; | |
| $parents = get_ancestors( $catID, 'category' ); | |
| $parents = array_reverse( $parents ); | |
| $parents[] = $catID; | |
| foreach ( $parents as $cat ) { | |
| $position += 1; | |
| if ( $position > 1 ) echo $sep; | |
| echo sprintf( $link, get_category_link( $cat ), get_cat_name( $cat ), $position ); | |
| } | |
| $position += 1; | |
| echo $sep . sprintf( $link, get_permalink( $parent ), $parent->post_title, $position ); | |
| if ( $show_current ) echo $sep . $before . get_the_title() . $after; | |
| elseif ( $show_last_sep ) echo $sep; | |
| } elseif ( is_page() && ! $parent_id ) { | |
| if ( $show_home_link && $show_current ) echo $sep; | |
| if ( $show_current ) echo $before . get_the_title() . $after; | |
| elseif ( $show_home_link && $show_last_sep ) echo $sep; | |
| } elseif ( is_page() && $parent_id ) { | |
| $parents = get_post_ancestors( get_the_ID() ); | |
| foreach ( array_reverse( $parents ) as $pageID ) { | |
| $position += 1; | |
| if ( $position > 1 ) echo $sep; | |
| echo sprintf( $link, get_page_link( $pageID ), get_the_title( $pageID ), $position ); | |
| } | |
| if ( $show_current ) echo $sep . $before . get_the_title() . $after; | |
| elseif ( $show_last_sep ) echo $sep; | |
| } elseif ( is_tag() ) { | |
| if ( get_query_var( 'paged' ) ) { | |
| $position += 1; | |
| $tagID = get_query_var( 'tag_id' ); | |
| echo $sep . sprintf( $link, get_tag_link( $tagID ), single_tag_title( '', false ), $position ); | |
| echo $sep . $before . sprintf( $text['page'], get_query_var( 'paged' ) ) . $after; | |
| } else { | |
| if ( $show_home_link && $show_current ) echo $sep; | |
| if ( $show_current ) echo $before . sprintf( $text['tag'], single_tag_title( '', false ) ) . $after; | |
| elseif ( $show_home_link && $show_last_sep ) echo $sep; | |
| } | |
| } elseif ( is_author() ) { | |
| $author = get_userdata( get_query_var( 'author' ) ); | |
| if ( get_query_var( 'paged' ) ) { | |
| $position += 1; | |
| echo $sep . sprintf( $link, get_author_posts_url( $author->ID ), sprintf( $text['author'], $author->display_name ), $position ); | |
| echo $sep . $before . sprintf( $text['page'], get_query_var( 'paged' ) ) . $after; | |
| } else { | |
| if ( $show_home_link && $show_current ) echo $sep; | |
| if ( $show_current ) echo $before . sprintf( $text['author'], $author->display_name ) . $after; | |
| elseif ( $show_home_link && $show_last_sep ) echo $sep; | |
| } | |
| } elseif ( is_404() ) { | |
| if ( $show_home_link && $show_current ) echo $sep; | |
| if ( $show_current ) echo $before . $text['404'] . $after; | |
| elseif ( $show_last_sep ) echo $sep; | |
| } elseif ( has_post_format() && ! is_singular() ) { | |
| if ( $show_home_link && $show_current ) echo $sep; | |
| echo get_post_format_string( get_post_format() ); | |
| } | |
| echo $wrap_after; | |
| } | |
| } // end of dimox_breadcrumbs() |
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