: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
wpforms_html_attributes( $choice['label']['id'], $choice['label']['class'], $choice['label']['data'], $choice['label']['attr'] ),
* @param int $field_id Field ID.
* @param string|array $field_submit Submitted field value (raw data).
* @param array $form_data Form data and settings.
public function validate( $field_id, $field_submit, $form_data ) {
$field = $form_data['fields'][ $field_id ];
// Skip validation if field is dynamic and choices are empty.
if ( $this->is_dynamic_choices_empty( $field, $form_data ) ) {
parent::validate( $field_id, $field_submit, $form_data );
* Format and sanitize field.
* @param int $field_id Field ID.
* @param string $field_submit Submitted form data.
* @param array $form_data Form data and settings.
public function format( $field_id, $field_submit, $form_data ) {
$field = $form_data['fields'][ $field_id ];
$dynamic = ! empty( $field['dynamic_choices'] ) ? $field['dynamic_choices'] : false;
$name = sanitize_text_field( $field['label'] );
$value_raw = sanitize_text_field( $field_submit );
'value_raw' => $value_raw,
'id' => wpforms_validate_field_id( $field_id ),
if ( 'post_type' === $dynamic && ! empty( $field['dynamic_post_type'] ) ) {
// Dynamic population is enabled using post type.
$data['dynamic'] = 'post_type';
$data['dynamic_items'] = absint( $value_raw );
$data['dynamic_post_type'] = $field['dynamic_post_type'];
$post = get_post( $value_raw );
if ( ! empty( $post ) && ! is_wp_error( $post ) && $data['dynamic_post_type'] === $post->post_type ) {
$data['value'] = esc_html( wpforms_get_post_title( $post ) );
} elseif ( 'taxonomy' === $dynamic && ! empty( $field['dynamic_taxonomy'] ) ) {
// Dynamic population is enabled using taxonomy.
$data['dynamic'] = 'taxonomy';
$data['dynamic_items'] = absint( $value_raw );
$data['dynamic_taxonomy'] = $field['dynamic_taxonomy'];
$term = get_term( $value_raw, $data['dynamic_taxonomy'] );
if ( ! empty( $term ) && ! is_wp_error( $term ) ) {
$data['value'] = esc_html( wpforms_get_term_name( $term ) );
// Normal processing, dynamic population is off.
// If show_values is true, that means value posted is the raw value
// and not the label. So we need to set label value. Also store
if ( ! empty( $field['show_values'] ) ) {
foreach ( $field['choices'] as $key => $choice ) {
if ( ! empty( $field_submit ) && $choice['value'] === $field_submit ) {
$data['value'] = sanitize_text_field( $choice['label'] );
$data['value'] = $value_raw;
// Determine choice key, this is needed for image choices.
foreach ( $field['choices'] as $key => $choice ) {
/* translators: %s - choice number. */
if ( $field_submit === $choice['label'] || $value_raw === sprintf( esc_html__( 'Choice %s', 'wpforms-lite' ), $key ) ) {
// Images choices are enabled, lookup and store image URL.
if ( ! empty( $choice_key ) && ! empty( $field['choices_images'] ) ) {
$data['image'] = ! empty( $field['choices'][ $choice_key ]['image'] ) ? esc_url_raw( $field['choices'][ $choice_key ]['image'] ) : '';
// Push field details to be saved.
wpforms()->get( 'process' )->fields[ $field_id ] = $data;
new WPForms_Field_Radio();