/**
* Callback to delete the term meta when when a term is deleted.
*
* @access private
* @since 8.2
* @static
*
* @param int $term Term ID.
* @param int $tt_id Term taxonomy ID.
* @param string $taxonomy Taxonomy slug.
* @param mixed $deleted_term Copy of the already-deleted term, in the form specified
* by the parent function. WP_Error otherwise.
*/
public static function deleteTermMeta($term, $tt_id, $taxonomy, $deleted_term)
{
if (!is_wp_error($deleted_term)) {
$meta = cnMeta::get('term', $term);
if (!empty($meta)) {
foreach ($meta as $key => $value) {
cnMeta::delete('term', $term, $key);
}
}
}
}
/**
* Add `meta_key` to term when updating
*
* @access public
* @since 8.5.2
*
* @param int $term_id Term ID.
* @param int $tt_id Taxonomy Term ID.
*/
public function save($term_id, $tt_id)
{
// Get the term being posted
$term_key = 'term-' . $this->meta_key;
// Bail if not updating meta_key
$value = !empty($_POST[$term_key]) ? $_POST[$term_key] : '';
if (empty($value)) {
cnMeta::delete('term', $term_id, $this->meta_key);
// Update meta_key value
} else {
cnMeta::update('term', $term_id, $this->meta_key, $value);
}
}
/**
* Load meta data for the player.
*/
protected function loadMeta()
{
if ($this->meta !== null) {
return $this->meta;
}
$meta = $this->entry->getMeta();
if (!is_array($meta)) {
$myMeta = array();
} else {
$myMeta = array();
foreach ($meta as $key => $values) {
if (count($values) > 1 && count(array_unique($values)) == 1) {
cnMeta::delete('entry', $this->entry->getId(), $key);
cnMeta::add('entry', $this->entry->getId(), $key, $values[0]);
}
$myMeta[$key] = $values[0];
}
}
$this->meta = $myMeta;
return $myMeta;
}
/**
* Add, update or delete the meta of the specified entry ID.
*
* @access public
* @since 0.8
* @param string $action The action to be performed.
* @param int $id The entry ID.
* @param array $meta [optional] An array of meta data the action is to be performed on.
*
* @return array The meta IDs of the meta data the action was performed on.
*/
public static function meta($action, $id, $meta = array())
{
$metaIDs = array();
switch ($action) {
case 'add':
foreach ($meta as $row) {
$metaIDs[] = cnMeta::add('entry', $id, $row['key'], $row['value']);
}
break;
case 'update':
foreach ($meta as $metaID => $row) {
cnMeta::update('entry', $id, $row['key'], $row['value']);
$metaIDs[] = $metaID;
}
break;
case 'delete':
if (empty($meta)) {
$meta = cnMeta::get('entry', $id);
}
if ($meta) {
foreach ($meta as $key => $value) {
cnMeta::delete('entry', $id, $key);
$metaIDs[] = $key;
}
}
break;
}
return $metaIDs;
}
