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Ticket #35886: get_category_parents-patch-fix.php

File get_category_parents-patch-fix.php, 1.6 KB (added by hosein71, 10 years ago)
Fixed function

Line
1	<?php
2
3	/**
4	* Retrieve taxonomy parents with separator.
5	*
6	* @since 1.2.0
7	*
8	* @param int $id Term ID.
9	* @param string $taxonomy taxonomy name. Default is category.
10	* @param bool $link Optional, default is false. Whether to format with link.
11	* @param string $separator Optional, default is '/'. How to separate categories.
12	* @param bool $nicename Optional, default is false. Whether to use nice name for display.
13	* @param array $visited Optional. Already linked to categories to prevent duplicates.
14	* @return string\|WP_Error A list of category parents on success, WP_Error on failure.
15	*/
16	function get_taxonomy_parents( $id, $taxonomy = 'category', $link = false, $separator = '/', $nicename = false, $visited = array() ) {
17	$chain = '';
18
19	if ( ! is_taxonomy_hierarchical( $taxonomy ) )
20	return false;
21
22	$parent = get_term( $id, $taxonomy );
23	if ( is_wp_error( $parent ) )
24	return $parent;
25
26	if ( $nicename )
27	$name = $parent->slug;
28	else
29	$name = $parent->name;
30
31	if ( $parent->parent && ( $parent->parent != $parent->term_id ) && !in_array( $parent->parent, $visited ) ) {
32	$visited[] = $parent->parent;
33	$chain .= get_taxonomy_parents( $parent->parent, $taxonomy, $link, $separator, $nicename, $visited );
34	}
35
36	if ( $link )
37	$chain .= '<a href="' . esc_url( get_category_link( $parent->term_id ) ) . '">'.$name.'</a>' . $separator;
38	else
39	$chain .= $name.$separator;
40	return $chain;
41	}