namespace WPForms\Db\Payments;
* Class for the Payment Meta database table.
class Meta extends WPForms_DB {
* Primary class constructor.
public function __construct() {
$this->table_name = self::get_table_name();
$this->primary_key = 'id';
$this->type = 'payment_meta';
public static function get_table_name() {
return $wpdb->prefix . 'wpforms_payment_meta';
public function get_columns() {
'meta_key' => '%s', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_key
'meta_value' => '%s', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value
public function get_column_defaults() {
'meta_key' => '', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_key
'meta_value' => '', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value
public function create_table() {
$charset_collate = $wpdb->get_charset_collate();
$max_index_length = self::MAX_INDEX_LENGTH;
* Note: there must be two spaces between the words PRIMARY KEY and the definition of primary key.
* @link https://codex.wordpress.org/Creating_Tables_with_Plugins#Creating_or_Updating_the_Table
$query = "CREATE TABLE $this->table_name (
id bigint(20) NOT NULL AUTO_INCREMENT,
payment_id bigint(20) NOT NULL,
KEY payment_id (payment_id),
KEY meta_key (meta_key($max_index_length)),
KEY meta_value (meta_value($max_index_length))
require_once ABSPATH . 'wp-admin/includes/upgrade.php';
* @param int $payment_id Payment ID.
* @param array $meta Payment meta to be inserted.
public function bulk_add( $payment_id, $meta ) {
foreach ( $meta as $meta_key => $meta_value ) {
// Empty strings are skipped.
if ( $meta_value === '' ) {
$values[] = $wpdb->prepare(
maybe_serialize( $meta_value )
$values = implode( ', ', $values );
// phpcs:disable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.NoCaching
"INSERT INTO $this->table_name
( payment_id, meta_key, meta_value )
// phpcs:enable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.NoCaching
* Update or add payment meta.
* If the meta key already exists for given payment id, update the meta value. Otherwise, add the meta key and value.
* @param int $payment_id Payment ID.
* @param string $meta_key Payment meta key.
* @param mixed $meta_value Payment meta value.
public function update_or_add( $payment_id, $meta_key, $meta_value ) {
// phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.SlowDBQuery.slow_db_query_meta_key, WordPress.DB.SlowDBQuery.slow_db_query_meta_value
$row = $this->get_last_by( $meta_key, $payment_id );
return $this->update( $row->id, [ 'meta_value' => maybe_serialize( $meta_value ) ], '', $this->type );
return (bool) $this->add(
'payment_id' => $payment_id,
'meta_value' => maybe_serialize( $meta_value ),
// phpcs:enable WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.SlowDBQuery.slow_db_query_meta_key, WordPress.DB.SlowDBQuery.slow_db_query_meta_value
* @param int $payment_id Payment ID.
* @param string $content Log content.
public function add_log( $payment_id, $content ) {
return (bool) $this->add(
'payment_id' => $payment_id,
'meta_key' => 'log', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_key
'meta_value' => wp_json_encode( // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value
'value' => wp_kses_post( $content ),
'date' => gmdate( 'Y-m-d H:i:s' ),
* Get single payment meta.
* @param int $payment_id Payment ID.
* @param string|null $meta_key Payment meta to be retrieved.
* @return mixed Meta value.
public function get_single( $payment_id, $meta_key ) {
// phpcs:disable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.NoCaching
$meta_value = $wpdb->get_var(
"SELECT meta_value FROM $this->table_name
WHERE payment_id = %d AND meta_key = %s ORDER BY id DESC LIMIT 1",
// phpcs:enable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.NoCaching
return maybe_unserialize( $meta_value );
* @param int $payment_id Payment ID.
public function get_all( $payment_id ) {
// phpcs:disable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.NoCaching
return $wpdb->get_results(
"SELECT meta_key, meta_value as value FROM $this->table_name
WHERE payment_id = %d ORDER BY id DESC",
// phpcs:enable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.NoCaching
* Retrieve all rows based on meta_key value.
* @param string $meta_key Meta key value.
* @param int $payment_id Payment ID.
public function get_all_by( $meta_key, $payment_id ) {
if ( empty( $meta_key ) ) {
// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching
return $wpdb->get_results(
"SELECT meta_value as value FROM $this->table_name WHERE payment_id = %d AND meta_key = %s ORDER BY id DESC", // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
* Check if there are valid entries with a specific meta key.
* @param string $meta_key The meta key to check.
public function is_valid_meta_by_meta_key( $meta_key ) {
// Check if the meta key is empty and return false.
if ( empty( $meta_key ) ) {
// Retrieve the global database instance.
$payment_handler = wpforms()->obj( 'payment' );
$payment_table_name = $payment_handler->table_name;
$secondary_where_clause = $payment_handler->add_secondary_where_conditions();
// Prepare and execute the SQL query to check if there are valid entries with the given meta key.
// phpcs:disable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.NoCaching
return (bool) $wpdb->get_var(
"SELECT 1 FROM {$this->table_name} AS pm
WHERE meta_key = %s AND meta_value IS NOT NULL
AND EXISTS (SELECT 1 FROM {$payment_table_name} AS p WHERE p.id = pm.payment_id {$secondary_where_clause})
// phpcs:enable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.NoCaching
* Check if the given meta key and value exist in the payment meta table.
* @param string $meta_key Meta key value.
* @param string $meta_value Meta value.
public function is_valid_meta( $meta_key, $meta_value ) {
// Check if the meta key or value is empty and return false.
if ( empty( $meta_key ) || empty( $meta_value ) ) {
// Retrieve the global database instance.
// Prepare and execute the SQL query to check if the given meta key and value exist in the payment meta table.
// phpcs:disable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.InterpolatedNotPrepared
return (bool) $wpdb->get_var(
"SELECT EXISTS( SELECT 1 FROM {$this->table_name} WHERE meta_key = %s AND meta_value = %s )",
// phpcs:enable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.InterpolatedNotPrepared
* Retrieve payment meta data by given meta key and value.
* @param string $meta_key Meta key value.
* @param string $meta_value Meta value.
public function get_all_by_meta( $meta_key, $meta_value ) {
// Check if the meta key or value is empty and return null.
if ( empty( $meta_key ) || empty( $meta_value ) ) {
// Retrieve the global database instance.
// Prepare and execute the SQL query to retrieve payment meta data based on the given meta key and value.
// phpcs:disable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.InterpolatedNotPrepared
return $wpdb->get_results(
"SELECT meta_key, meta_value AS value FROM {$this->table_name}
WHERE payment_id = ( SELECT payment_id FROM {$this->table_name}
WHERE meta_key = %s AND meta_value = %s LIMIT 1 )",
// phpcs:enable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.InterpolatedNotPrepared
* Get row from the payment meta table for given payment id and meta key.
* @param string $meta_key Meta key value.
* @param int $payment_id Payment ID.
public function get_last_by( $meta_key, $payment_id ) {
// phpcs:disable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.SlowDBQuery.slow_db_query_meta_key
"SELECT * FROM $this->table_name
WHERE payment_id = %d AND meta_key = %s
ORDER BY id DESC LIMIT 1",
// phpcs:disable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.SlowDBQuery.slow_db_query_meta_key