File: //var/www/mussarq_bak/wp-content/themes/wpnull24/framework/functions/breadcrumbs.php
<?php defined( 'ABSPATH' ) OR die( 'This script cannot be accessed directly.' );
/**
* Breadcrumbs
*
* @param $delimiter string
* @param $home string Home label text
* @param $item_before string
* @param $item_after string
* @param $link_attr string
* @param $name_attr string
* @param $position_attr string
*
* @return string
*/
class US_Breadcrumbs {
protected $config;
protected $counter;
public function __construct( $delimiter, $home, $item_before, $item_after, $link_attr, $name_attr, $position_attr ) {
// Homepage Label
$this->config['home'] = isset( $home ) ? $home : us_translate( 'Home' );
// Separator between crumbs
$this->config['delimiter'] = isset( $delimiter ) ? $delimiter : ' > ';
// Code before the current crumb
$this->config['before'] = isset( $item_before ) ? $item_before : '';
$this->config['before_basic'] = '<li class="g-breadcrumbs-item">';
// Code after the current crumb
$this->config['after'] = isset( $item_after ) ? $item_after : '';
$this->config['after_basic'] = '</li>';
// Links attributes
$this->config['link_attr'] = isset( $link_attr ) ? $link_attr : '';
// Name attributes
$this->config['name_attr'] = isset( $name_attr ) ? $name_attr : '';
$this->config['name_before'] = $this->config['name_after'] = '';
if ( ! empty( $this->config['name_attr'] ) ) {
$this->config['name_before'] = '<span' . $this->config['name_attr'] . '>';
$this->config['name_after'] = '</span>';
}
// Position attributes
$this->config['position_attr'] = isset( $position_attr ) ? $position_attr : '';
// Predefined link attributes
$this->config['homeLink'] = trailingslashit( home_url() );
// Predefined text
$this->config['text']['search'] = us_translate( 'Search Results' ); // text for a search results page
$this->config['text']['404'] = us_translate( 'Page not found' ); // text for the 404 page
$this->config['text']['forums'] = us_translate( 'Forums', 'bbpress' ); // text for the forums page
$this->counter = 1;
}
private function replace_callback( $matches ) {
$output = $matches[1] . '<meta ' . $this->config['position_attr'] . ' content="' . $this->counter ++ . '"/>';
return $output;
}
private function get_breadcrumb_with_markup( $input = NULL ) {
if ( empty( $this->config['position_attr'] ) AND $input ) {
return $input;
}
if ( ! $input ) {
return '<meta' . $this->config['position_attr'] . ' content="' . $this->counter ++ . '"/>';
}
$output = preg_replace_callback( '#(<\/a>)#', array( $this, 'replace_callback' ), $input );
return $output;
}
private function get_breadcrumb( $link, $name ) {
$output = $this->config['before'];
$output .= '<a' . $this->config['link_attr'] . ' href="' . $link . '">';
$output .= $this->config['name_before'] . $name . $this->config['name_after'];
$output .= '</a>';
$output .= $this->get_breadcrumb_with_markup();
$output .= $this->config['after'];
return $output;
}
public function render() {
global $post;
// Generate HTML for output
$output = '';
// "Home" crumb
if ( ! empty( $this->config['home'] ) ) {
$output .= $this->get_breadcrumb( $this->config['homeLink'], $this->config['home'] );
$output .= $this->config['delimiter'];
}
// Check whether The Events Calendar is activated and we're within it's archive
$is_events_calendar = FALSE;
if ( function_exists( 'tribe_is_month' ) AND function_exists( 'tribe_is_upcoming' ) AND function_exists( 'tribe_is_past' ) AND function_exists( 'tribe_is_day' ) ) {
if ( tribe_is_month() OR tribe_is_upcoming() OR tribe_is_past() OR tribe_is_day() ) {
$is_events_calendar = TRUE;
}
}
// Category (for Posts only)
if ( is_category() ) {
$thisCat = get_category( get_query_var( 'cat' ), FALSE );
if ( $thisCat->parent != 0 ) {
$cats = get_category_parents( $thisCat->parent, TRUE, $this->config['delimiter'] );
$cats = preg_replace( '#(<a\shref[^>]+>)([^<\/]+)(<\/a>)#', '${1}' . $this->config['name_before'] . '${2}' . $this->config['name_after'] . '${3}', $cats );
$cats = str_replace( '<a', $this->config['before'] . '<a' . $this->config['link_attr'], $cats );
$cats = str_replace( '</a>', '</a>' . $this->config['after'], $cats );
$cats = $this->get_breadcrumb_with_markup( $cats );
$output .= $cats;
}
$output .= $this->get_breadcrumb( get_category_link( get_query_var( 'cat' ) ), single_cat_title( '', FALSE ) );
// Tag
} elseif ( is_tag() ) {
$output .= $this->get_breadcrumb( get_term_link( get_query_var( 'tag_id' ) ), single_tag_title( '', FALSE ) );
// Author
} elseif ( is_author() ) {
global $author;
$userdata = get_userdata( $author );
$output .= $this->get_breadcrumb( get_author_posts_url( $userdata->ID ), $userdata->display_name );
// 404 page
} elseif ( is_404() ) {
// Do not apply any markup to 404 page link
$output .= $this->config['before_basic'] . $this->config['text']['404'] . $this->config['after_basic'];
// Search Results
} elseif ( is_search() ) {
// Do not apply any markup to 404 page link
$output .= $this->config['before_basic'] . $this->config['text']['search'] . $this->config['after_basic'];
// Day
} elseif ( is_day() ) {
$day_link = get_day_link( get_the_time( 'Y' ), get_the_time( 'm' ), get_the_time( 'd' ) );
$output .= $this->get_breadcrumb( get_year_link( get_the_time( 'Y' ) ), get_the_time( 'Y' ) );
$output .= $this->config['delimiter'];
$output .= $this->get_breadcrumb( get_month_link( get_the_time( 'Y' ), get_the_time( 'm' ) ), __( get_the_time( 'F' ), 'us' ) );
$output .= $this->config['delimiter'];
$output .= $this->get_breadcrumb( $day_link, get_the_time( 'd' ) );
// Month
} elseif ( is_month() ) {
$output .= $this->get_breadcrumb( get_year_link( get_the_time( 'Y' ) ), get_the_time( 'Y' ) );
$output .= $this->config['delimiter'];
$output .= $this->get_breadcrumb( get_month_link( get_the_time( 'Y' ), get_the_time( 'm' ) ), __( get_the_time( 'F' ), 'us' ) );
// Year
} elseif ( is_year() ) {
$output .= $this->get_breadcrumb( get_year_link( get_the_time( 'Y' ) ), get_the_time( 'Y' ) );
} elseif ( ( is_post_type_archive( 'tribe_events' ) AND $is_events_calendar ) ) {
// The Events Calendar
// Set post type manually because the plugin returns wrong post type
$post_type_obj = get_post_type_object( 'tribe_events' );
if ( is_tax() ) {
$output .= $this->get_breadcrumb( esc_url( tribe_get_events_link() ), $post_type_obj->labels->name );
// Calendar Category Page
$category_name = get_queried_object()->name;
$output .= $this->config['delimiter'];
$output .= $this->get_breadcrumb( esc_url( get_term_link( get_queried_object() ), 'tribe_events_cat' ), $category_name );
} elseif ( tribe_is_month() OR tribe_is_past() OR tribe_is_upcoming() OR tribe_is_day() ) {
$output .= $this->get_breadcrumb( esc_url( tribe_get_events_link() ), $post_type_obj->labels->name );
}
// Single post type
} elseif ( is_single() ) {
// Portfolio Pages
if ( get_post_type() == 'us_portfolio' AND us_get_option( 'portfolio_breadcrumbs_page' ) != '' ) {
$portfolio_breadcrumbs_page = get_post( us_get_option( 'portfolio_breadcrumbs_page' ) );
if ( $portfolio_breadcrumbs_page ) {
if ( class_exists( 'SitePress' ) AND defined( 'ICL_LANGUAGE_CODE' ) ) {
$current_page_ID = apply_filters( 'wpml_object_id', $portfolio_breadcrumbs_page->ID, get_post_type( $portfolio_breadcrumbs_page->ID ), TRUE );
$portfolio_breadcrumbs_page_title = get_the_title( $current_page_ID );
} else {
$portfolio_breadcrumbs_page_title = get_the_title( $portfolio_breadcrumbs_page->ID );
}
$output .= $this->get_breadcrumb( get_permalink( $portfolio_breadcrumbs_page->ID ), $portfolio_breadcrumbs_page_title );
}
// Posts
} elseif ( get_post_type() == 'post' ) {
$cat = get_the_category();
$cat = $cat[0];
$cats = get_category_parents( $cat, TRUE, $this->config['delimiter'] );
$cats = preg_replace( "#^(.+)" . $this->config['delimiter'] . "$#", "$1", $cats );
$cats = preg_replace( '#(<a\shref[^>]+>)([^<\/]+)(<\/a>)#', '${1}' . $this->config['name_before'] . '${2}' . $this->config['name_after'] . '${3}', $cats );
$cats = str_replace( '<a', $this->config['before'] . '<a' . $this->config['link_attr'], $cats );
$cats = str_replace( '</a>', '</a>' . $this->config['after'], $cats );
$cats = $this->get_breadcrumb_with_markup( $cats );
$output .= $cats;
// CPT
} elseif ( get_post_type() == 'tribe_events' ) {
// The Events Calendar
$post_type_obj = get_post_type_object( get_post_type() );
$output .= $this->get_breadcrumb( esc_url( tribe_get_events_link() ), $post_type_obj->labels->name );
} else {
$post_type_name = get_post_type();
$taxonomies_found = FALSE;
$taxonomy_names = get_object_taxonomies( $post_type_name, 'objects' );
if ( $taxonomy_names != NULL ) {
foreach ( $taxonomy_names as $taxonomy_name ) {
if ( ! $taxonomy_name->public ) {
continue;
}
$post_taxonomy = get_the_terms( get_the_ID(), $taxonomy_name->name );
if ( is_array( $post_taxonomy ) AND count( $post_taxonomy ) > 0 ) {
$post_taxonomy = $post_taxonomy[0];
$get_term_parents_args = array(
'separator' => $this->config['delimiter'],
'link' => TRUE,
'format' => 'name',
);
$post_taxonomies = get_term_parents_list(
$post_taxonomy, $taxonomy_name->name, $get_term_parents_args
);
$post_taxonomies = preg_replace( "#^(.+)" . $this->config['delimiter'] . "$#", "$1", $post_taxonomies );
$post_taxonomies = preg_replace( '#(<a\shref[^>]+>)([^<\/]+)(<\/a>)#', '${1}' . $this->config['name_before'] . '${2}' . $this->config['name_after'] . '${3}', $post_taxonomies );
$post_taxonomies = str_replace( '<a', $this->config['before'] . '<a' . $this->config['link_attr'], $post_taxonomies );
$post_taxonomies = str_replace( '</a>', '</a>' . $this->config['after'], $post_taxonomies );
$post_taxonomies = $this->get_breadcrumb_with_markup( $post_taxonomies );
$output .= $post_taxonomies;
$taxonomies_found = TRUE;
break;
}
}
}
if ( ! $taxonomies_found ) {
$post_type_obj = get_post_type_object( get_post_type() );
if ( ! empty( $post_type_obj->labels->name ) ) {
$output .= $this->config['before'] . $post_type_obj->labels->name . $this->config['after'];
}
}
}
$output .= $this->config['delimiter'];
$output .= $this->get_breadcrumb( get_permalink( $post->ID ), get_the_title( $post->ID ) );
// WooCommerce page
} elseif ( function_exists( 'is_shop' ) and is_shop() ) {
if ( ! $post->post_parent ) {
$output .= $this->config['before'] . get_the_title() . $this->config['after'];
} elseif ( $post->post_parent ) {
$parent_id = $post->post_parent;
$breadcrumbs = array();
while ( $parent_id ) {
$page = get_post( $parent_id );
$breadcrumbs[] = $this->get_breadcrumb( 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 ++ ) {
$output .= $breadcrumbs[ $i ];
if ( $i != count( $breadcrumbs ) - 1 ) {
$output .= $this->config['delimiter'];
}
}
$output .= $this->config['delimiter'];
$output .= $this->config['before'] . get_the_title() . $this->config['after'];
}
// Page without parent
} elseif ( is_page() AND ! $post->post_parent ) {
// $output .= $before . get_the_title() . $after;
$output .= $this->get_breadcrumb( get_permalink( $post->ID ), get_the_title( $post->ID ) );
// Page with parent
} elseif ( is_page() AND $post->post_parent ) {
$parent_id = $post->post_parent;
$breadcrumbs = array();
$front_page_id = get_option( 'page_on_front' );
$isFrontParent = FALSE;
while ( $parent_id ) {
$page = get_post( $parent_id );
if ( $front_page_id == $parent_id ) {
// Remove double home page when home is a parent
$parent_id = $page->post_parent;
if ( ! $parent_id ) {
$isFrontParent = TRUE;
}
continue;
}
$breadcrumbs[] = $this->get_breadcrumb( 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 ++ ) {
$output .= $breadcrumbs[ $i ];
if ( $i != count( $breadcrumbs ) - 1 ) {
$output .= $this->config['delimiter'];
}
}
if ( $isFrontParent AND ! count( $breadcrumbs ) ) {
$this->config['delimiter'] = '';
}
$output .= $this->config['delimiter'];
$output .= $this->get_breadcrumb( get_permalink( $post->ID ), get_the_title( $post->ID ) );
// Any other page
} elseif ( ! is_single() AND ! is_page() AND ! is_404() ) {
$post_type_obj = get_post_type_object( get_post_type() );
if ( isset( $post_type_obj->labels->name ) ) {
// Don't add any markup to unknown posts
$output .= $this->config['before_basic'] . $post_type_obj->labels->name . $this->config['after_basic'];
}
}
// Add pagination numbers
if ( get_query_var( 'paged' ) AND ! ( get_post_type() == 'topic' OR get_post_type() == 'forum' ) ) {
if ( is_category() OR is_day() OR is_month() OR is_year() OR is_search() OR is_tag() OR is_author() ) {
$output .= ' (';
} else {
$output .= $this->config['delimiter'];
}
$output .= us_translate_x( 'Page', 'post type singular name' ) . ' ' . get_query_var( 'paged' );
if ( is_category() OR is_day() OR is_month() OR is_year() OR is_search() OR is_tag() OR is_author() ) {
$output .= ')';
}
}
return $output;
}
}