crumbs[] = array( strip_tags( $name ), $link, ); } /** * Reset crumbs. */ public function reset() { $this->crumbs = array(); } /** * Get the breadcrumb. * * @return array */ public function get_breadcrumb() { return apply_filters( 'shapla_get_breadcrumb', $this->crumbs, $this ); } /** * Generate breadcrumb trail. * * @return array of breadcrumbs */ public function generate() { $conditionals = array( 'is_home', 'is_404', 'is_attachment', 'is_single', 'is_page', 'is_post_type_archive', 'is_category', 'is_tag', 'is_author', 'is_date', 'is_tax', ); foreach ( $conditionals as $conditional ) { if ( call_user_func( $conditional ) ) { call_user_func( array( $this, 'add_crumbs_' . substr( $conditional, 3 ) ) ); break; } } $this->search_trail(); $this->paged_trail(); return $this->get_breadcrumb(); } /** * is home trail. */ private function add_crumbs_home() { $this->add_crumb( single_post_title( '', false ) ); } /** * 404 trail. */ private function add_crumbs_404() { $this->add_crumb( __( 'Error 404', 'shapla' ) ); } /** * attachment trail. */ private function add_crumbs_attachment() { global $post; $this->add_crumbs_single( $post->post_parent, get_permalink( $post->post_parent ) ); $this->add_crumb( get_the_title(), get_permalink() ); } /** * Single post trail. * * @param int $post_id * @param string $permalink */ private function add_crumbs_single( $post_id = 0, $permalink = '' ) { if ( ! $post_id ) { global $post; } else { $post = get_post( $post_id ); } if ( 'post' != get_post_type( $post ) ) { $post_type = get_post_type_object( get_post_type( $post ) ); $this->add_crumb( $post_type->labels->singular_name, get_post_type_archive_link( get_post_type( $post ) ) ); } else { $cat = current( get_the_category( $post ) ); if ( $cat ) { $this->term_ancestors( $cat->term_id, 'category' ); $this->add_crumb( $cat->name, get_term_link( $cat ) ); } } $this->add_crumb( get_the_title( $post ), $permalink ); } /** * Page trail. */ private function add_crumbs_page() { global $post; if ( $post->post_parent ) { $parent_crumbs = array(); $parent_id = $post->post_parent; while ( $parent_id ) { $page = get_post( $parent_id ); $parent_id = $page->post_parent; $parent_crumbs[] = array( get_the_title( $page->ID ), get_permalink( $page->ID ) ); } $parent_crumbs = array_reverse( $parent_crumbs ); foreach ( $parent_crumbs as $crumb ) { $this->add_crumb( $crumb[0], $crumb[1] ); } } $this->add_crumb( get_the_title(), get_permalink() ); } /** * Post type archive trail. */ private function add_crumbs_post_type_archive() { $post_type = get_post_type_object( get_post_type() ); if ( $post_type ) { $this->add_crumb( $post_type->labels->singular_name, get_post_type_archive_link( get_post_type() ) ); } } /** * Category trail. */ private function add_crumbs_category() { $this_category = get_category( $GLOBALS['wp_query']->get_queried_object() ); if ( 0 != $this_category->parent ) { $this->term_ancestors( $this_category->term_id, 'category' ); } $this->add_crumb( single_cat_title( '', false ), get_category_link( $this_category->term_id ) ); } /** * Tag trail. */ private function add_crumbs_tag() { $queried_object = $GLOBALS['wp_query']->get_queried_object(); $this->add_crumb( sprintf( __( 'Posts tagged “%s”', 'shapla' ), single_tag_title( '', false ) ), get_tag_link( $queried_object->term_id ) ); } /** * Add crumbs for date based archives. */ private function add_crumbs_date() { if ( is_year() || is_month() || is_day() ) { $this->add_crumb( get_the_time( 'Y' ), get_year_link( get_the_time( 'Y' ) ) ); } if ( is_month() || is_day() ) { $this->add_crumb( get_the_time( 'F' ), get_month_link( get_the_time( 'Y' ), get_the_time( 'm' ) ) ); } if ( is_day() ) { $this->add_crumb( get_the_time( 'd' ) ); } } /** * Add crumbs for taxonomies */ private function add_crumbs_tax() { $this_term = $GLOBALS['wp_query']->get_queried_object(); $taxonomy = get_taxonomy( $this_term->taxonomy ); $this->add_crumb( $taxonomy->labels->name ); if ( 0 != $this_term->parent ) { $this->term_ancestors( $this_term->term_id, $this_term->taxonomy ); } $this->add_crumb( single_term_title( '', false ), get_term_link( $this_term->term_id, $this_term->taxonomy ) ); } /** * Add a breadcrumb for author archives. */ private function add_crumbs_author() { global $author; $userdata = get_userdata( $author ); $this->add_crumb( sprintf( __( 'Author: %s', 'shapla' ), $userdata->display_name ) ); } /** * Add crumbs for a term. * * @param int $term_id * @param string $taxonomy */ private function term_ancestors( $term_id, $taxonomy ) { $ancestors = get_ancestors( $term_id, $taxonomy ); $ancestors = array_reverse( $ancestors ); foreach ( $ancestors as $ancestor ) { $ancestor = get_term( $ancestor, $taxonomy ); if ( ! is_wp_error( $ancestor ) && $ancestor ) { $this->add_crumb( $ancestor->name, get_term_link( $ancestor ) ); } } } /** * Add a breadcrumb for search results. */ private function search_trail() { if ( is_search() ) { $this->add_crumb( sprintf( __( 'Search results for “%s”', 'shapla' ), get_search_query() ), remove_query_arg( 'paged' ) ); } } /** * Add a breadcrumb for pagination. */ private function paged_trail() { if ( get_query_var( 'paged' ) ) { $this->add_crumb( sprintf( __( 'Page %d', 'shapla' ), get_query_var( 'paged' ) ) ); } } } }