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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare
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| Current Path : /var/www/web28/html/wp-content/plugins/fusion-builder/inc/lib/inc/ |
| Current File : //var/www/web28/html/wp-content/plugins/fusion-builder/inc/lib/inc/class-fusion-breadcrumbs.php |
<?php
/**
* Class Fusion_Breadcrumbs
* This file does the breadcrumbs handling for the fusion framework.
*
* @author ThemeFusion
* @copyright (c) Copyright by ThemeFusion
* @link https://avada.com
* @package Fusion-Library
* @subpackage Core
* @since 2.2
*/
// Do not allow directly accessing this file.
if ( ! defined( 'ABSPATH' ) ) {
exit( 'Direct script access denied.' );
}
/**
* Handle breadcrumbs.
*/
class Fusion_Breadcrumbs {
/**
* Current post object.
*
* @var mixed
*/
private $post;
/**
* Prefix for the breadcrumb path.
*
* @var string
*/
private $home_prefix;
/**
* Separator between single breadscrumbs.
*
* @var string
*/
private $separator;
/**
* True if terms should be shown in breadcrumb path.
*
* @var bool
*/
private $show_terms;
/**
* True if leaf should be shown in breadcrumb path.
*
* @var bool
*/
private $show_leaf;
/**
* Label for the "Home" link.
*
* @var string
*/
private $home_label;
/**
* Prefix used for pages like date archive.
*
* @var string
*/
private $tag_archive_prefix;
/**
* Prefix used for search page.
*
* @var string
*/
private $search_prefix;
/**
* Prefix used for 404 page.
*
* @var string
*/
private $error_prefix;
/**
* True if microdata should be used..
*
* @var bool
*/
private $use_microdata;
/**
* Do ww want to show post-type archives?
*
* @var bool
*/
private $show_post_type_archive;
/**
* The HTML markup.
*
* @var string
*/
private $html_markup = '';
/**
* The breadcrumb array.
*
* @var array
*/
private $breadcrumbs_parts = [];
/**
* The one, true instance of this object.
*
* @static
* @access private
* @var null|object
*/
private static $instance = null;
/**
* The item position.
* An integer that increases as we go deeped in the breadcrumbs.
*
* @access private
* @var int
*/
private $item_position = 1;
/**
* Class Constructor.
*
* @param array $element_args Arguments for element.
*/
public function __construct( $element_args = [] ) {
$fusion_settings = awb_get_fusion_settings();
// Initialize object variables.
$this->post = get_post( apply_filters( 'fusion_breadcrumb_post_id', get_queried_object_id() ) );
// Setup default array for changeable variables.
$defaults = [
'home_prefix' => $fusion_settings->get( 'breacrumb_prefix' ) ? $fusion_settings->get( 'breacrumb_prefix' ) : '',
'separator' => $fusion_settings->get( 'breadcrumb_separator' ) ? $fusion_settings->get( 'breadcrumb_separator' ) : '',
'show_post_type_archive' => $fusion_settings->get( 'breadcrumb_show_post_type_archive' ) ? $fusion_settings->get( 'breadcrumb_show_post_type_archive' ) : '',
'show_leaf' => $fusion_settings->get( 'breadcrumb_show_leaf' ) ? $fusion_settings->get( 'breadcrumb_show_leaf' ) : '',
'show_terms' => $fusion_settings->get( 'breadcrumb_show_categories' ) ? $fusion_settings->get( 'breadcrumb_show_categories' ) : '',
'home_label' => esc_html__( 'Home', 'fusion-builder' ),
'tag_archive_prefix' => esc_html__( 'Tag:', 'fusion-builder' ),
'search_prefix' => esc_html__( 'Search:', 'fusion-builder' ),
'error_prefix' => esc_html__( '404 - Page not Found', 'fusion-builder' ),
'use_microdata' => $fusion_settings->get( 'disable_date_rich_snippet_pages' ) && $fusion_settings->get( 'disable_rich_snippet_title' ),
];
// Setup a filter for changeable variables and merge it with the defaults.
$defaults = apply_filters( 'fusion_breadcrumbs_defaults', $defaults );
if ( ! empty( $element_args ) ) {
$defaults = wp_parse_args( $element_args, $defaults );
}
$this->home_prefix = $defaults['home_prefix'];
$this->separator = $defaults['separator'];
$this->show_post_type_archive = $defaults['show_post_type_archive'];
$this->show_leaf = $defaults['show_leaf'];
$this->show_terms = $defaults['show_terms'];
$this->home_label = $defaults['home_label'];
$this->tag_archive_prefix = $defaults['tag_archive_prefix'];
$this->search_prefix = $defaults['search_prefix'];
$this->error_prefix = $defaults['error_prefix'];
$this->use_microdata = $defaults['use_microdata'];
}
/**
* Get a unique instance of this object.
*
* @access public
* @since 2.2
* @return object
*/
public static function get_instance() {
if ( null === self::$instance ) {
self::$instance = new Fusion_Breadcrumbs();
}
return self::$instance;
}
/**
* Publicly accessible function to get the full breadcrumb HTML markup.
*
* @access public
* @since 2.2
* @return void
*/
public function get_breadcrumbs() {
// Support for Yoast Breadcrumbs.
if ( function_exists( 'yoast_breadcrumb' ) ) {
$this->html_markup = yoast_breadcrumb( '', '', false );
}
// Support for RankMath breadcrumbs.
if ( empty( $this->html_markup ) && function_exists( 'rank_math_get_breadcrumbs' ) ) {
$this->html_markup = rank_math_get_breadcrumbs( [] );
}
// ThemeFusion Breadcrumbs.
if ( empty( $this->html_markup ) ) {
$this->prepare_breadcrumb_data();
$this->set_breadcrumbs_output();
}
$this->wrap_breadcrumbs();
$this->output_breadcrumbs_html();
}
/**
* Publicly accessible function to get breadcrumbs data for element.
*
* @access public
* @since 2.2
* @return string HTML output.
*/
public function get_element_breadcrumbs() {
// Support for Yoast Breadcrumbs.
if ( function_exists( 'yoast_breadcrumb' ) ) {
$this->html_markup = yoast_breadcrumb( '', '', false );
}
// Support for RankMath breadcrumbs.
if ( empty( $this->html_markup ) && function_exists( 'rank_math_get_breadcrumbs' ) ) {
$this->html_markup = rank_math_get_breadcrumbs( [] );
}
// ThemeFusion Breadcrumbs.
if ( empty( $this->html_markup ) ) {
$this->prepare_breadcrumb_data();
$this->set_breadcrumbs_output();
}
return $this->html_markup;
}
/**
* Wrap the breadcrumb path in a nav tag.
*
* @access private
* @since 2.2
* @return void
*/
private function wrap_breadcrumbs() {
$class = 'fusion-breadcrumbs';
$class = function_exists( 'yoast_breadcrumb' ) ? $class . ' awb-yoast-breadcrumbs' : $class;
$class = ( 'fusion-breadcrumbs' !== $class && function_exists( 'rank_math_get_breadcrumbs' ) ) ? $class . ' awb-rankmath-breadcrumbs' : $class;
$this->html_markup = '<nav class="' . $class . '" aria-label="' . esc_attr__( 'Breadcrumb', 'fusion-builder' ) . '">' . $this->html_markup . '</nav>';
}
/**
* Output the full breadcrumb HTML markup.
*
* @access private
* @since 2.2
* @return void
*/
private function output_breadcrumbs_html() {
echo $this->html_markup; // phpcs:ignore WordPress.Security.EscapeOutput
}
/**
* Prepares breadcrumb data.
*
* @access private
* @since 2.2
* @return void
*/
private function prepare_breadcrumb_data() {
$fusion_settings = awb_get_fusion_settings();
// Add breadcrumb prefix.
$this->breadcrumbs_parts['prefix'] = $this->get_single_breadcrumb_data( $this->home_prefix, '', false, false, false, '' );
// Add the "Home" link.
if ( is_home() && is_front_page() && $fusion_settings->get( 'blog_title' ) ) { // If the home page is the main blog page.
$this->breadcrumbs_parts['home'] = $this->get_single_breadcrumb_data( $fusion_settings->get( 'blog_title' ), '', false, true, true );
} else {
$separator = is_front_page() ? false : true;
$this->breadcrumbs_parts['home'] = $this->get_single_breadcrumb_data( $this->home_label, get_home_url(), $separator );
// Make sure the breadcrumb does not get doubled up.
if ( is_front_page() ) {
return;
}
}
// Woocommerce path prefix (e.g "Shop" ).
if ( class_exists( 'WooCommerce' ) && ( ( Fusion_Helper::is_woocommerce() && is_archive() && ! is_shop() ) || is_cart() || is_checkout() || is_account_page() ) && $this->show_post_type_archive ) {
$this->breadcrumbs_parts['shop'] = $this->get_woocommerce_shop_page_data();
}
// Path prefix for bbPress (e.g "Forums" ).
if ( class_exists( 'bbPress' ) && Fusion_Helper::is_bbpress() && ( Fusion_Helper::bbp_is_topic_archive() || bbp_is_single_user() || Fusion_Helper::bbp_is_search() ) ) {
$this->breadcrumbs_parts['bbpress'] = $this->get_single_breadcrumb_data( bbp_get_forum_archive_title(), get_post_type_archive_link( 'forum' ) );
}
// Single Posts and Pages (of all post types).
if ( is_singular() ) {
// If the post type of the current post has an archive link, display the archive breadcrumb.
if ( isset( $this->post->post_type ) && get_post_type_archive_link( $this->post->post_type ) && $this->show_post_type_archive ) {
$this->breadcrumbs_parts['post_type_archive'] = $this->get_post_type_archive_data();
}
// If the post doesn't have parents.
if ( isset( $this->post->post_parent ) && 0 == $this->post->post_parent ) { // phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison
$this->set_post_terms_data();
} else {
// If there are parents; mostly for pages.
$this->set_post_ancestors_data();
}
$this->breadcrumbs_parts['leaf'] = $this->get_single_breadcrumb_data( $this->get_breadcrumb_leaf_label(), '', false, false, true, '' );
} else {
// Blog page is a dedicated page.
if ( is_home() && ! is_front_page() ) {
// If TEC events page is set as front page.
if ( function_exists( 'tribe_is_event_query' ) && tribe_is_event_query() ) {
return;
}
$posts_page = get_option( 'page_for_posts' );
$posts_page_title = get_the_title( $posts_page );
$this->breadcrumbs_parts['posts_page'] = $this->get_single_breadcrumb_data( $posts_page_title, '', true, true, true );
} elseif ( ( is_tax() || is_tag() || is_category() || is_date() || is_author() ) && $this->show_post_type_archive && ! Fusion_Helper::is_woocommerce() && ! Fusion_Helper::is_bbpress() ) {
$this->breadcrumbs_parts['post_type_archive'] = $this->get_post_type_archive_data();
}
// Custom post types archives.
if ( is_post_type_archive() ) {
// Search on custom post type (e.g. Woocommerce).
if ( is_search() ) {
$this->breadcrumbs_parts['post_type_archive'] = $this->get_post_type_archive_data();
$this->breadcrumbs_parts['leaf'] = $this->get_single_breadcrumb_data( $this->get_breadcrumb_leaf_label( 'search' ), '', false, false, true, '' );
} else {
$this->breadcrumbs_parts['post_type_archive'] = $this->get_post_type_archive_data( false );
}
} elseif ( is_tax() || is_tag() || is_category() ) {
// Taxonomy Archives.
if ( is_tag() ) {
// If we have a tag archive, add the tag prefix.
$this->breadcrumbs_parts['tags_prefix'] = $this->get_single_breadcrumb_data( $this->tag_archive_prefix . ' ', '', false, false, false, '' );
}
$this->set_taxonomies_data();
$this->breadcrumbs_parts['leaf'] = $this->get_single_breadcrumb_data( $this->get_breadcrumb_leaf_label( 'term' ), '', false, false, true, '' );
} elseif ( is_date() ) {
// Date Archives.
global $wp_locale;
$year = esc_html( get_query_var( 'year' ) );
if ( ! $year ) {
$year = substr( esc_html( get_query_var( 'm' ) ), 0, 4 );
}
// Year Archive, only is a leaf.
if ( is_year() ) {
$this->breadcrumbs_parts['leaf'] = $this->get_single_breadcrumb_data( $this->get_breadcrumb_leaf_label( 'year' ), '', false, false, true, '' );
} elseif ( is_month() ) {
// Month Archive, needs year link and month leaf.
$this->breadcrumbs_parts['year'] = $this->get_single_breadcrumb_data( $year, get_year_link( $year ) );
$this->breadcrumbs_parts['leaf'] = $this->get_single_breadcrumb_data( $this->get_breadcrumb_leaf_label( 'month' ), '', false, false, true, '' );
} elseif ( is_day() ) {
// Day Archive, needs year and month link and day leaf.
global $wp_locale;
$month = get_query_var( 'monthnum' );
if ( ! $month ) {
$month = substr( esc_html( get_query_var( 'm' ) ), 4, 2 );
}
$month_name = $wp_locale->get_month( $month );
$this->breadcrumbs_parts['year'] = $this->get_single_breadcrumb_data( $year, get_year_link( $year ) );
$this->breadcrumbs_parts['month'] = $this->get_single_breadcrumb_data( $month_name, get_month_link( $year, $month ) );
$this->breadcrumbs_parts['leaf'] = $this->get_single_breadcrumb_data( $this->get_breadcrumb_leaf_label( 'day' ), '', false, false, true, '' );
}
} elseif ( is_author() ) {
// Author Archives.
$this->breadcrumbs_parts['leaf'] = $this->get_single_breadcrumb_data( $this->get_breadcrumb_leaf_label( 'author' ), '', false, false, true, '' );
} elseif ( is_search() ) {
// Search Page.
$this->breadcrumbs_parts['leaf'] = $this->get_single_breadcrumb_data( $this->get_breadcrumb_leaf_label( 'search' ), '', false, false, false, '' );
} elseif ( is_404() ) {
// 404 Page.
// Special treatment for Events Calendar to avoid 404 messages on list view.
if ( Fusion_Helper::tribe_is_event() || Fusion_Helper::is_events_archive() ) {
$this->breadcrumbs_parts['leaf'] = $this->get_single_breadcrumb_data( $this->get_breadcrumb_leaf_label( 'events' ), '', false, false, false, '' );
} else {
$this->breadcrumbs_parts['leaf'] = $this->get_single_breadcrumb_data( $this->get_breadcrumb_leaf_label( '404' ), '', false, false, false, '' );
}
} elseif ( class_exists( 'bbPress' ) ) {
// bbPress.
// Search Page.
if ( Fusion_Helper::bbp_is_search() ) {
$this->breadcrumbs_parts['leaf'] = $this->get_single_breadcrumb_data( $this->get_breadcrumb_leaf_label( 'bbpress_search' ), '', false, false, true, '' );
} elseif ( bbp_is_single_user() ) {
// User page.
$this->breadcrumbs_parts['leaf'] = $this->get_single_breadcrumb_data( $this->get_breadcrumb_leaf_label( 'bbpress_user' ), '', false, false, true, '' );
}
}
}
}
/**
* Constructs an array with all information for a single part of a breadcrumbs path.
*
* @access private
* @since 2.2
* @param string $label The label that should be displayed.
* @param string $url The URL of the breadcrumb.
* @param bool $separator Set to TRUE to show the separator at the end of the breadcrumb.
* @param bool $microdata Set to FALSE to make sure we get a link not being part of the breadcrumb microdata path.
* @param bool $is_leaf Set to TRUE to make sure leaf markup is added to the span.
* @param string $extra_class An extra class to be added.
* @return array The data of a single breadcrumb.
*/
private function get_single_breadcrumb_data( $label, $url = '', $separator = true, $microdata = true, $is_leaf = false, $extra_class = '' ) {
$breadcrumb_data = [
'label' => $label,
'url' => $url,
'extra_class' => $extra_class,
'separator' => $separator,
'microdata' => $microdata,
'is_leaf' => $is_leaf,
];
return $breadcrumb_data;
}
/**
* Returns the markup of a single breadcrumb.
*
* @access private
* @since 2.2
* @param array $data The breadcrumb data.
* @return string The HTML markup of a single breadcrumb.
*/
private function get_breadcrumb_markup( $data ) {
if ( empty( $data['label'] ) || ( $data['is_leaf'] && ! $this->show_leaf ) ) {
return '';
}
// Create JSON-lD for structured data output.
if ( $data['microdata'] && $this->use_microdata ) {
// Add item to JSON-LD.
new Fusion_JSON_LD(
'fusion-breadcrumbs',
[
'@context' => 'https://schema.org',
'@type' => 'BreadcrumbList',
'itemListElement' => [
[
'@type' => 'ListItem',
'position' => $this->item_position,
'name' => $data['label'],
'item' => $data['url'],
],
],
]
);
// Increment position.
$this->item_position++;
}
$leaf_markup = $data['is_leaf'] ? ' class="breadcrumb-leaf"' : '';
// Set the home prefix item.
$leaf_markup = isset( $data['home_prefix'] ) ? ' class="fusion-breadcrumb-prefix"' : $leaf_markup;
$breadcrumb_content = '<span ' . $leaf_markup . '>' . wp_strip_all_tags( $data['label'] ) . '</span>';
// If a link is set add its markup.
if ( $data['url'] ) {
$breadcrumb_content = '<a href="' . esc_url( $data['url'] ) . '" class="fusion-breadcrumb-link">' . $breadcrumb_content . '</a>';
}
// If a separator should be added, add the needed class for it.
$classes = $data['separator'] ? ' awb-breadcrumb-sep' : '';
// If an extra class was set, add it in.
$classes = $data['extra_class'] ? $classes . ' ' . $data['extra_class'] : $classes;
// If we need the leaf araia attribute, add it.
$leaf_markup = $data['is_leaf'] ? ' aria-current="page"' : '';
// Set the home prefix item.
$leaf_markup = isset( $data['home_prefix'] ) ? ' aria-hidden="true"' : $leaf_markup;
return '<li class="fusion-breadcrumb-item' . esc_attr( $classes ) . '" ' . $leaf_markup . '>' . $breadcrumb_content . '</li>';
}
/**
* Returns the full breadcrumbs markup.
*
* @access private
* @since 2.2
* @return void
*/
private function set_breadcrumbs_output() {
$this->html_markup = '<ol class="awb-breadcrumb-list">';
$trail_size_minus_one = count( $this->breadcrumbs_parts ) - 1;
$trail_counter = 1;
// Loop through the main data array.
foreach ( $this->breadcrumbs_parts as $type => $data ) {
if ( 'prefix' === $type ) {
$data['home_prefix'] = true;
$data['label'] = $data['label'] ? $data['label'] . apply_filters( 'awb_breadcrumbs_prefix_symbol', ':' ) : '';
// Add chosen path prefix, if the home page is a real page.
if ( ! is_front_page() ) {
$this->html_markup .= $this->get_breadcrumb_markup( $data );
}
} else {
// If the leaf isn't displayed, the last separator has to be removed.
if ( $trail_counter === $trail_size_minus_one && ! $this->show_leaf && isset( $this->breadcrumbs_parts['leaf'] ) ) {
$data['separator'] = false;
}
$this->html_markup .= $this->get_breadcrumb_markup( $data );
}
$trail_counter++;
}
$this->html_markup .= '</ol>';
}
/**
* Gets the data of the woocommerce shop page.
*
* @access private
* @since 2.2
* @param bool $linked Linked or not linked.
* @return string The HTML markup of the woocommerce shop page.
*/
private function get_woocommerce_shop_page_data( $linked = true ) {
global $wp_query;
$post_type = 'product';
$post_type_object = get_post_type_object( $post_type );
$shop_page_markup = '';
$link = '';
// Make sure we are on a woocommerce page.
if ( is_object( $post_type_object ) && class_exists( 'WooCommerce' ) && ( Fusion_Helper::is_woocommerce() || is_cart() || is_checkout() || is_account_page() ) ) {
// Get shop page id and then its name.
$shop_page_name = wc_get_page_id( 'shop' ) ? get_the_title( wc_get_page_id( 'shop' ) ) : '';
// Use the archive name if no shop page was set.
if ( ! $shop_page_name ) {
$shop_page_name = $post_type_object->labels->name;
}
// Check if the breadcrumb should be linked.
if ( $linked ) {
$link = get_post_type_archive_link( $post_type );
}
$separator = ! is_shop();
$is_leaf = is_shop();
if ( is_search() ) {
$separator = true;
$is_leaf = false;
}
$shop_page_markup = $this->get_single_breadcrumb_data( $shop_page_name, $link, $separator, true, $is_leaf );
}
return $shop_page_markup;
}
/**
* Gets the data of a post type archive.
*
* @access private
* @since 2.2
* @param string $linked Linked or not linked.
* @return array The data of the post type archive.
*/
private function get_post_type_archive_data( $linked = true ) {
global $wp_query;
$link = '';
$archive_title = '';
$post_type = $wp_query->query_vars['post_type'];
if ( ! $post_type ) {
$post_type = get_post_type();
}
$post_type_object = get_post_type_object( $post_type );
// Check if we have a post type object.
if ( is_object( $post_type_object ) ) {
// Woocommerce: archive name should be same as shop page name.
if ( 'product' === $post_type ) {
return $this->get_woocommerce_shop_page_data( $linked );
}
// Make sure that the Forums slug and link are correct for bbPress.
if ( class_exists( 'bbPress' ) && 'topic' === $post_type ) {
$archive_title = bbp_get_forum_archive_title();
if ( $linked ) {
$link = get_post_type_archive_link( bbp_get_forum_post_type() );
}
return $this->get_single_breadcrumb_data( $archive_title, $link );
}
// Use its name as fallback.
$archive_title = $post_type_object->name;
// Default case. Check if the post type has a non empty label.
if ( isset( $post_type_object->label ) && '' !== $post_type_object->label ) {
$archive_title = $post_type_object->label;
} elseif ( isset( $post_type_object->labels->menu_name ) && '' !== $post_type_object->labels->menu_name ) {
// Alternatively check for a non empty menu name.
$archive_title = $post_type_object->labels->menu_name;
}
}
// Check if the breadcrumb should be linked.
if ( $linked ) {
$link = get_post_type_archive_link( $post_type );
}
$separator = is_post_type_archive() ? false : true;
return $this->get_single_breadcrumb_data( $archive_title, $link, $separator );
}
/**
* Construct the full term ancestors tree path and add it to the main data array.
*
* @access private
* @since 2.2
* @return void
*/
private function set_taxonomies_data() {
global $wp_query;
$term = $wp_query->get_queried_object();
$terms_markup = '';
// Make sure we have hierarchical taxonomy and parents.
if ( 0 != $term->parent && is_taxonomy_hierarchical( $term->taxonomy ) ) { // phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison
$term_ancestors = get_ancestors( $term->term_id, $term->taxonomy );
$term_ancestors = array_reverse( $term_ancestors );
// Loop through ancestors to get the full tree.
foreach ( $term_ancestors as $term_ancestor ) {
$term_object = get_term( $term_ancestor, $term->taxonomy );
$this->breadcrumbs_parts[ 'term_' . $term_object->term_id ] = $this->get_single_breadcrumb_data( $term_object->name, get_term_link( $term_object->term_id, $term->taxonomy ) );
}
}
}
/**
* Construct the full post term tree path and adds the data to the main array.
*
* @access private
* @since 2.2
* @return void
*/
private function set_post_terms_data() {
// If terms are disabled, nothing is to do.
if ( ! $this->show_terms ) {
return;
}
// Get the post terms.
if ( 'post' === $this->post->post_type ) {
$taxonomy = 'category';
} elseif ( 'avada_portfolio' === $this->post->post_type ) {
// ThemeFusion Portfolio.
$taxonomy = 'portfolio_category';
} elseif ( 'product' === $this->post->post_type && class_exists( 'WooCommerce' ) && Fusion_Helper::is_woocommerce() ) {
// Woocommerce.
$taxonomy = 'product_cat';
} elseif ( 'tribe_events' === $this->post->post_type ) {
// The Events Calendar.
$taxonomy = 'tribe_events_cat';
} else {
// For any other CPTs, we need to guess the main taxonomy.
$taxonomy = '';
$taxonomies = get_object_taxonomies( $this->post->post_type );
foreach ( $taxonomies as $taxonomy_name ) {
if ( false !== strpos( $taxonomy_name, 'categor' ) || false !== strpos( $taxonomy_name, 'cat_' ) || false !== strpos( $taxonomy_name, '_cat' ) ) {
$taxonomy = $taxonomy_name;
}
}
$taxonomy = empty( $taxonomy ) && isset( $taxonomies[0] ) ? $taxonomies[0] : $taxonomy;
}
$terms = wp_get_object_terms( $this->post->ID, $taxonomy );
// If post does not have any terms assigned; possible e.g. portfolio posts.
if ( empty( $terms ) ) {
return;
}
// Check if the terms are all part of one term tree, i.e. only related terms are selected.
$terms_by_id = [];
foreach ( $terms as $term ) {
$terms_by_id[ $term->term_id ] = $term;
}
// Unset all terms that are parents of some term.
foreach ( $terms as $term ) {
unset( $terms_by_id[ $term->parent ] );
}
// If only one term is left, we have a single term tree.
if ( 1 === count( $terms_by_id ) ) {
unset( $terms );
$terms[0] = array_shift( $terms_by_id );
}
// The post is only in one term.
if ( 1 === count( $terms ) ) {
$term_parent = $terms[0]->parent;
// If the term has a parent we need its ancestors for a full tree.
if ( $term_parent ) {
// Get space separated string of term tree in slugs.
$term_tree = get_ancestors( $terms[0]->term_id, $taxonomy );
$term_tree = array_reverse( $term_tree );
$term_tree[] = get_term( $terms[0]->term_id, $taxonomy );
// Loop through the term tree.
foreach ( $term_tree as $term_id ) {
// Get the term object by its slug.
$term_object = get_term( $term_id, $taxonomy );
// Add it to the term breadcrumb markup string.
$this->breadcrumbs_parts[ 'term_' . $term_object->term_id ] = $this->get_single_breadcrumb_data( $term_object->name, get_term_link( $term_object ) );
}
} else {
// We have a single term, so put it out.
$this->breadcrumbs_parts[ 'term_' . $terms[0]->term_id ] = $this->get_single_breadcrumb_data( $terms[0]->name, get_term_link( $terms[0] ) );
}
} else { // The post has multiple terms.
// Add a parent term, if all children share the same parent.
foreach ( $terms as $term ) {
$term_parents[] = $term->parent;
}
if ( 1 === count( array_unique( $term_parents ) ) && $term_parents[0] ) {
// Get space separated string of term tree in slugs.
$term_tree = get_ancestors( $terms[0]->term_id, $taxonomy );
$term_tree = array_reverse( $term_tree );
// Loop through the term tree.
foreach ( $term_tree as $term_id ) {
// Get the term object by its slug.
$term_object = get_term( $term_id, $taxonomy );
// Add term term breadcrumb data array.
$this->breadcrumbs_parts[ 'term_' . $term_id ] = $this->get_single_breadcrumb_data( $term_object->name, get_term_link( $term_object ) );
}
}
// The lexicographically smallest term will be part of the breadcrumb microdata path.
$this->breadcrumbs_parts['term_microdata'] = $this->get_single_breadcrumb_data( $terms[0]->name, get_term_link( $terms[0] ), false, false, false, 'awb-term-sep' );
// Drop the first index.
array_shift( $terms );
// Loop through the rest of the terms, and add them to string comma separated.
$max_index = count( $terms );
$i = 0;
foreach ( $terms as $term ) {
// For the last index also add the separator.
if ( ++$i === $max_index ) {
$this->breadcrumbs_parts[ 'term_sibling_' . $term->term_id ] = $this->get_single_breadcrumb_data( $term->name, get_term_link( $term ), true, false, false, '' );
} else {
$this->breadcrumbs_parts[ 'term_sibling_' . $term->term_id ] = $this->get_single_breadcrumb_data( $term->name, get_term_link( $term ), false, false, false, 'awb-term-sep' );
}
}
}
}
/**
* Construct the full post ancestors tree path and add it to the main data array.
*
* @access private
* @since 2.2
* @return void
*/
private function set_post_ancestors_data() {
$ancestors_markup = '';
// Get the ancestor id, order needs to be reversed.
$post_ancestor_ids = array_reverse( get_post_ancestors( $this->post ) );
// Loop through the ids to get the full tree.
foreach ( $post_ancestor_ids as $post_ancestor_id ) {
$post_ancestor = get_post( $post_ancestor_id );
if ( isset( $post_ancestor->post_title ) && isset( $post_ancestor->ID ) ) {
$this->breadcrumbs_parts[ 'post_ancestor_' . $post_ancestor->ID ] = $this->get_single_breadcrumb_data( apply_filters( 'the_title', $post_ancestor->post_title, $post_ancestor->ID ), get_permalink( $post_ancestor->ID ) );
}
}
}
/**
* Gets the label for the breadcrumb leaf.
*
* @access private
* @since 2.2
* @param string $object_type ID of the current query object.
* @return string The label for the breadcrumb leaf.
*/
private function get_breadcrumb_leaf_label( $object_type = '' ) {
global $wp_query, $wp_locale;
switch ( $object_type ) {
case 'term':
$term = $wp_query->get_queried_object();
$label = $term->name;
break;
case 'year':
$year = esc_html( get_query_var( 'year', 0 ) );
if ( ! $year ) {
$year = substr( esc_html( get_query_var( 'm' ) ), 0, 4 );
}
$label = $year;
break;
case 'month':
$monthnum = get_query_var( 'monthnum', 0 );
if ( ! $monthnum ) {
$monthnum = substr( esc_html( get_query_var( 'm' ) ), 4, 2 );
}
$label = $wp_locale->get_month( $monthnum );
break;
case 'day':
$day = get_query_var( 'day' );
if ( ! $day ) {
$day = substr( esc_html( get_query_var( 'm' ) ), 6, 2 );
}
$label = $day;
break;
case 'author':
$user = $wp_query->get_queried_object();
if ( ! $user ) {
$user = get_user_by( 'ID', $wp_query->query_vars['author'] );
}
$label = $user->display_name;
break;
case 'search':
$label = $this->search_prefix . ' ' . esc_html( get_search_query() );
break;
case '404':
$label = $this->error_prefix;
break;
case 'bbpress_search':
$label = $this->search_prefix . ' ' . urldecode( esc_html( get_query_var( 'bbp_search' ) ) );
break;
case 'bbpress_user':
$current_user_id = bbp_get_user_id( 0, true, false );
$current_user = get_userdata( $current_user_id );
$label = $current_user->display_name;
break;
case 'events':
$label = tribe_get_events_title();
break;
default:
$label = $this->post ? get_the_title( $this->post->ID ) : get_the_title();
break;
}
return $label;
}
}
/* Omit closing PHP tag to avoid "Headers already sent" issues. */
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