wp_popular_terms_checklist( string $taxonomy, int $default, int $number = 10, bool $echo = true )
Retrieve a list of the most popular terms from the specified taxonomy.
Description
If the $echo argument is true then the elements for a list of checkbox <input> elements labelled with the names of the selected terms is output. If the $post_ID global isn’t empty then the terms associated with that post will be marked as checked.
Parameters
- $taxonomy
-
(Required) Taxonomy to retrieve terms from.
- $default
-
(Required) Not used.
- $number
-
(Optional) Number of terms to retrieve. Defaults to 10.
Default value: 10
- $echo
-
(Optional) y output the list as well. Defaults to true.
Default value: true
Return
(array) List of popular term IDs.
Source
File: wp-admin/includes/template.php
function wp_popular_terms_checklist( $taxonomy, $default = 0, $number = 10, $echo = true ) {
$post = get_post();
if ( $post && $post->ID )
$checked_terms = wp_get_object_terms($post->ID, $taxonomy, array('fields'=>'ids'));
else
$checked_terms = array();
$terms = get_terms( $taxonomy, array( 'orderby' => 'count', 'order' => 'DESC', 'number' => $number, 'hierarchical' => false ) );
$tax = get_taxonomy($taxonomy);
$popular_ids = array();
foreach ( (array) $terms as $term ) {
$popular_ids[] = $term->term_id;
if ( !$echo ) // Hack for Ajax use.
continue;
$id = "popular-$taxonomy-$term->term_id";
$checked = in_array( $term->term_id, $checked_terms ) ? 'checked="checked"' : '';
?>
<li id="<?php echo $id; ?>" class="popular-category">
<label class="selectit">
<input id="in-<?php echo $id; ?>" type="checkbox" <?php echo $checked; ?> value="<?php echo (int) $term->term_id; ?>" <?php disabled( ! current_user_can( $tax->cap->assign_terms ) ); ?> />
<?php
/** This filter is documented in wp-includes/category-template.php */
echo esc_html( apply_filters( 'the_category', $term->name, '', '' ) );
?>
</label>
</li>
<?php
}
return $popular_ids;
}
Changelog
| Version | Description |
|---|---|
| WP-2.5.0 | Introduced. |