$item ) { if( !empty( $field['types'] ) ) { if( $field['type_filtering'] == 'include' && !in_array( $item['type'], $field['types'] ) ) { unset( $items[$key] ); } if( $field['type_filtering'] == 'exclude' && in_array( $item['type'], $field['types'] ) ) { unset( $items[$key] ); } } } } return $items; } /** * Group Restrictions * * Adds the group restrictions the field has to the item list * * @param array $items The set of items * @param array $field The data of the current field * @return array Final list of items * @author Daniel Pataki * @since 4.0.0 * */ function acffsf_group_filter( $items, $field ) { if( !empty( $items ) ) { foreach( $items as $key => $item ) { if( !empty( $field['groups'] ) ) { if( $field['group_filtering'] == 'include' && !in_array( $item['group']['ID'], $field['groups'] ) ) { unset( $items[$key] ); } if( $field['group_filtering'] == 'exclude' && in_array( $item['group']['ID'], $field['groups'] ) ) { unset( $items[$key] ); } } } } return $items; } /** * Item Display * * Outputs the HTML to show a single item * * @param array $items The set of items * @author Daniel Pataki * @since 4.0.0 * */ function acffsf_show_items( $items ) { echo '

'; if( !empty( $items ) ) { foreach( $items as $item ) { $search_term = $item['label'] . ' ' . $item['group']['post_title']; echo '
• ' . $item['label'] . '
  ' . $item['group']['post_title'] . '
'; } } echo '

'; } /** * Sorting Function * * Sorts our items according to their labels * * @param string $a First item to compare * @param string $b Second item to compare * @return int The result of the comparison * @author Daniel Pataki * @since 4.0.0 * */ function acffsf_sort_items_by_label($a, $b) { return strcmp( $a["label"], $b["label"] ); }