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// For entries, only return true if the payment field has an amount.

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if (

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$type === 'form' ||

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(

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$type === 'entry' &&

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! empty( $field['amount'] ) &&

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! empty( wpforms_sanitize_amount( $field['amount'] ) )

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)

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) {

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$payment = true;

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break;

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}

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}

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}

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return $payment;

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}

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/**

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* Check to see if a form has an active payment gateway configured.

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* @since 1.4.5

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* @param array $form_data Form data and settings.

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* @return bool

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function wpforms_has_payment_gateway( $form_data ) {

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// PayPal Standard check.

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if ( ! empty( $form_data['payments']['paypal_standard']['enable'] ) ) {

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return true;

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}

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// Stripe Check.

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if ( ! empty( $form_data['payments']['stripe']['enable'] ) ) {

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return true;

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}

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/**

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* Allow modifying whether a form has an active payment gateway.

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* @since 1.4.5

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* @param bool $result True if a form has an active payment gateway.

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* @param array $form_data Form data and settings.

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return (bool) apply_filters( 'wpforms_has_payment_gateway', false, $form_data );

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}

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/**

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* Get payment total amount from entry.

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* @since 1.0.0

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* @since 1.8.2.2 Added PHP max() function before returning a total.

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* @param array $fields List of fields.

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* @return string

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function wpforms_get_total_payment( $fields ) {

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$fields = wpforms_get_payment_items( $fields );

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$total = 0;

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if ( empty( $fields ) ) {

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return false;

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}

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foreach ( $fields as $field ) {

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if ( ! empty( $field['amount'] ) ) {

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$amount = wpforms_sanitize_amount( $field['amount'] );

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if ( ! empty( $field['quantity'] ) ) {

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$amount *= (int) $field['quantity'];

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}

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$total += $amount;

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}

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}

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$total = max( 0, $total );

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return wpforms_sanitize_amount( $total );

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}

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/**

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* Get payment fields in an entry.

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* @since 1.0.0

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* @param array $fields List of fields.

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* @return array|bool False if no fields provided, otherwise array.

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function wpforms_get_payment_items( $fields = [] ) {

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if ( empty( $fields ) ) {

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return false;

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}

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$payment_fields = wpforms_payment_fields();

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foreach ( $fields as $id => $field ) {

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if (

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empty( $field['type'] ) ||

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empty( $field['amount'] ) ||

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! in_array( $field['type'], $payment_fields, true ) ||

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empty( wpforms_sanitize_amount( $field['amount'] ) ) ||

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( isset( $field['quantity'] ) && ! $field['quantity'] )

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) {

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// Remove all non-payment fields as well as payment fields with no amount or empty quantity.

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unset( $fields[ $id ] );

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}

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}

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return $fields;

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}

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/**

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* Determine if field has quantity enabled.

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* @since 1.8.7

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* @param array $field Field data.

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* @param array $form_data Form data.

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* @return bool

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function wpforms_payment_has_quantity( array $field, array $form_data ): bool {

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if ( ! isset( $field['id'] ) ) {

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return false;

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}

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if ( isset( $field['quantity'] ) ) {

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return true;

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}

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$field_settings = $form_data['fields'][ $field['id'] ] ?? [];

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if ( empty( $field_settings['enable_quantity'] ) ) {

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return false;

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}

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// Quantity is available only for `single` format of the Single payment field.

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if ( $field_settings['type'] === 'payment-single' && $field_settings['format'] !== 'single' ) {

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return false;

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}

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// Otherwise return true.

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// It covers the Dropdown Items field (and others where the quantity will be supported).

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return true;

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}

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/**

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* Formatted payment field value with quantity.

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* @since 1.8.7

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* @param array $field Field data.

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* @return string

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function wpforms_payment_format_quantity( array $field ): string {

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if ( empty( $field['value'] ) ) {

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return '';

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}

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return sprintf( /* translators: %1$s - payment amount; %2$d - payment quantity. */

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esc_html__( '%1$s × %2$d', 'wpforms-lite' ),

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$field['value'],

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$field['quantity'] ?? 1

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);

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}

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