public function __construct()
{
$args = func_get_args();
call_user_func_array(array($this, 'parent::__construct'), $args);
$this->terms = get_terms($this->field_id, array('hide_empty' => 0));
$this->ordered_terms = array();
if (!is_wp_error($this->terms)) {
/**
* Re-order the terms hierarchically.
*/
wpas_sort_terms_hierarchicaly($this->terms, $this->ordered_terms);
}
}
public function __construct($field_id, $field)
{
/* Call the parent constructor */
parent::__construct($field_id, $field);
$args = func_get_args();
call_user_func_array(array($this, 'parent::__construct'), $args);
$this->terms = get_terms($this->field_id, array('hide_empty' => 0));
$this->ordered_terms = array();
$this->field_args['select2'] = isset($this->field_args['select2']) ? (bool) $this->field_args['select2'] : false;
if (!is_wp_error($this->terms)) {
/**
* Re-order the terms hierarchically.
*/
wpas_sort_terms_hierarchicaly($this->terms, $this->ordered_terms);
}
if (true === $this->field_args['select2']) {
add_filter('wpas_cf_field_class', array($this, 'add_select2_class'), 10, 2);
}
}
/**
* Recursively sort an array of taxonomy terms hierarchically. Child categories will be
* placed under a 'children' member of their parent term.
*
* @since 3.0.1
*
* @param Array $cats taxonomy term objects to sort
* @param Array $into result array to put them in
* @param integer $parentId the current parent ID to put them in
*
* @link http://wordpress.stackexchange.com/a/99516/16176
*/
function wpas_sort_terms_hierarchicaly(&$cats = array(), &$into = array(), $parentId = 0)
{
foreach ($cats as $i => $cat) {
if ($cat->parent == $parentId) {
$into[$cat->term_id] = $cat;
unset($cats[$i]);
}
}
foreach ($into as $topCat) {
$topCat->children = array();
wpas_sort_terms_hierarchicaly($cats, $topCat->children, $topCat->term_id);
}
}
/**
* "Fake" taxonomy select.
*
* @param array $field Field options
* @since 3.0.0
*/
public static function taxonomy($field)
{
global $post;
$field_id = 'wpas_' . $field['name'];
$label = wpas_get_field_title($field);
$current = get_the_terms($post->ID, sanitize_text_field($field['name']));
$terms = get_terms(sanitize_text_field($field['name']), array('hide_empty' => 0));
$value = '';
$ordered_terms = array();
if (is_array($current)) {
foreach ($current as $term) {
$value = $term->slug;
}
}
/* In case the taxonomy does not exist */
if (is_wp_error($terms)) {
return;
}
/**
* Re-order the terms hierarchically.
*/
wpas_sort_terms_hierarchicaly($terms, $ordered_terms);
?>
<div <?php
wpas_get_field_container_class($field_id);
?>
id="<?php
echo $field_id;
?>
_container">
<label for="<?php
echo $field_id;
?>
"><strong><?php
echo $label;
?>
</strong></label>
<?php
if (!is_admin() || current_user_can($field['args']['capability'])) {
?>
<select name="<?php
echo $field_id;
?>
" id="<?php
echo $field_id;
?>
" <?php
wpas_get_field_class($field_id);
?>
>
<option value=""><?php
_e('Please select', 'wpas');
?>
</option>
<?php
foreach ($ordered_terms as $term) {
wpas_hierarchical_taxonomy_dropdown_options($term, $value);
}
?>
</select>
<?php
} else {
?>
<p id="<?php
echo $field_id;
?>
"><?php
echo $value;
?>
</p>
<?php
}
if (isset($field['args']['desc']) && '' != $field['args']['desc'] && WPAS_FIELDS_DESC) {
?>
<p class="<?php
echo is_admin() ? 'description' : 'wpas-help-block';
?>
"><?php
echo wp_kses($field['args']['desc']);
?>
</p><?php
}
?>
</div>
<?php
}
