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studio-2013/wp-content/plugins/wordpress-seo/inc/class-sitemap-walker.php
T
2013-06-27 19:24:04 +02:00

81 lines
2.0 KiB
PHP

<?php
/**
* @package ?
*/
if ( !defined( 'WPSEO_VERSION' ) ) {
header( 'HTTP/1.0 403 Forbidden' );
die;
}
/**
* This is a custom walker that is used to create tree lists for
* custom post types and taxonomy
*/
class Sitemap_Walker extends Walker_Category {
/**
* Record of posts added to tree
*/
private $processed_post_ids = array();
/**
* Code that appends posts when a child node is reached
*/
function end_el(&$output, $object, $depth = 0, $args = array()) {
$tax_name = $args['taxonomy'];
// use cat_id for category and slug for all other taxonomy
$term_id = ($tax_name == 'category') ? $object->cat_ID : $object->slug;
$query_args = array(
'post_type' => $args['post_type'],
'post_status' => 'publish',
'posts_per_page' => -1,
"{$tax_name}" => $term_id,
'meta_query' => array(
'relation' => 'OR',
// include if this key doesn't exists
array(
'key' => '_yoast_wpseo_meta-robots-noindex',
'value' => '', // This is ignored, but is necessary...
'compare' => 'NOT EXISTS'
),
// OR if key does exists include if it is not 1
array(
'key' => '_yoast_wpseo_meta-robots-noindex',
'value' => '1',
'compare' => '!='
),
// OR this key overrides it
array(
'key' => '_yoast_wpseo_sitemap-html-include',
'value' => 'always',
'compare' => '='
)
)
);
$posts = get_posts( $query_args );
$output .= "<ul>";
foreach ( $posts as $post ) {
$category = get_the_terms( $post->ID, $tax_name );
if ( $category ) {
// reset array to get the first element
$category = reset( $category );
// Only display a post link once, even if it's in multiple taxonomies
if ( $category->term_id == $object->term_id && !in_array( $post->ID, $this->processed_post_ids ) ) {
$this->processed_post_ids[] = $post->ID;
$output .= '<li><a href="'.get_permalink($post->ID).'">'.get_the_title($post->ID).'</a></li>';
}
}
}
$output .= "</ul>";
parent::end_el($output, $object, $depth, $args);
}
}