field-creditcard-html.php

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<?php
/**
 * The default creditcard field output template.
 *
 * @global \GV\Template_Context $gravityview
 * @since 2.0
 */

if ( ! isset( $gravityview ) || empty( $gravityview->template ) ) {
    gravityview()->log->error( '{file} template loaded without context', array( 'file' => __FILE__ ) );
    return;
}

$field_id = $gravityview->field->ID;

$is_single_input = floor( $field_id ) !== floatval( $field_id );

$output = '';

if ( ! $is_single_input ) {
    /** Only allow the linebreak. */
    $output = wp_kses( $gravityview->display_value, array( 'br' => array() ) );
} else {
    switch ( gravityview_get_input_id_from_id( $field_id ) ) {
        case 1:
        case 4:
            $output = esc_html( \GV\Utils::get( $gravityview->value, $field_id ) );
        default:
            /** For security reasons only masked number and type are shown. */
            break;
    }
}

echo $output;