} */ trait Has_Meta { /** * Process meta data in any updates * * @param int $row_id Row ID. * @param string $type Type of meta data. * @param array $updates Array of updates. * @return void */ protected function process_meta( $row_id, $type, array $updates ) { foreach ( $updates as $column => $update ) { if ( $column === 'meta' ) { $this->set_meta( $row_id, $type, $update['change'] ); } } } /** * Get meta data * * @param array> $meta Meta data. * @return MetaData */ private function get_meta( array $meta ) { $items = array_map( function ( $item ) use ( $meta ) { $value = new Type\Value( $meta[ $item ][0] ); return [ 'key' => $item, 'value' => $meta[ $item ][0], 'value_type' => $value->get_value_type(), ]; }, array_keys( $meta ) ); return [ 'column' => 'meta', 'items' => $items, ]; } /** * Set meta data * * @param int $row_id Row ID. * @param string $meta_type Type of meta data. * @param array $update Array of updates. * @return void */ private function set_meta( $row_id, $meta_type, $update ) { foreach ( $update as $meta ) { $key = $meta->get_key(); $value = $meta->get_value(); // Delete a meta if we are changing the key, or deleting it if ( $key->get_type() === Type\Replace::TYPE_REPLACE || $key->get_type() === Type\Delete::TYPE_DELETE ) { $this->log_save( $meta_type . ' meta delete', (string) $row_id . ' = ' . $key->get_value() . ' = ' . $value->get_value() ); if ( Plugin\Settings::init()->can_save() ) { delete_metadata( $meta_type, $row_id, $key->get_value(), $value->get_value() ); } } // Update the meta if we are changing the key, or replacing the value if ( $value->get_type() === Type\Replace::TYPE_REPLACE || $key->get_type() === Type\Replace::TYPE_REPLACE ) { $key_value = $key->get_type() === Type\Replace::TYPE_REPLACE ? $key->get_replacement() : $key->get_value(); $value_value = $value->get_type() === Type\Replace::TYPE_REPLACE ? $value->get_replacement() : $value->get_value(); $this->log_save( $meta_type . ' meta update', (string) $row_id . ' = ' . $key_value . ' => ' . $value_value ); if ( Plugin\Settings::init()->can_save() ) { update_metadata( $meta_type, $row_id, $key_value, $value_value ); } } if ( $key->get_type() === Type\Add::TYPE_ADD ) { $this->log_save( $meta_type . ' meta add', (string) $row_id . ' = ' . $key->get_value() . ' => ' . $value->get_value() ); if ( Plugin\Settings::init()->can_save() ) { update_metadata( $meta_type, $row_id, $key->get_value(), $value->get_value() ); } } } } }