field-product-html.php

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<?php
/**
 * The default product 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;
$value = $gravityview->value;
$display_value = $gravityview->display_value;
if ( '' == $display_value ) {
    $display_value = $value;
}
$entry = $gravityview->entry->as_entry();

/**
 * See if there are any values in the product array GF provides. (product name, quantity, price)
 *
 * If not, Gravity Forms displays a useless string (", Qty: , Price:") instead of an empty value. This prevents
 * the "Hide empty fields" setting from working.
 *
 * @since 1.12
 */
$value = is_array( $value ) ? array_filter( $value, 'gravityview_is_not_empty_string' ) : $value;

// If so, then we have something worth showing
if ( ! empty( $value ) ) {
    $input_id = gravityview_get_input_id_from_id( $field_id );

    /**
     * If a product has 0 quantity, don't output any of it.
     * https://github.com/gravityview/GravityView/issues/1263
     *
     * @since develop
     */
    $hide_empty_products = ! in_array( $gravityview->field->inputType, array( 'select', 'radio', 'price', 'hidden' ) );

    if ( $hide_empty_products && $gravityview->view->settings->get( 'hide_empty' ) ) {
        $_field_id = intval( $field_id );

        $quantity_found = false;

        foreach ( $gravityview->fields->all() as $_field ) {
            if ( $_field->type == 'quantity' ) {
                if ( $_field->productField == $_field_id ) {
                    $quantity_found = ! empty( $entry[ $_field->ID ] );
                    break;
                }
            }
        }

        if ( ! $quantity_found && ! $gravityview->field->disableQuantity && empty( $entry[ "$_field_id.3" ] ) ) {
            return;
        }
    }

    $output = gravityview_get_field_value( $entry, $field_id, $display_value );

    /**
     * The old format used the store the data as Product|Price|Quantity.
     * See if we can detect this and save the day.
     */
    if ( $input_id && ! isset( $entry[ $field_id ] ) ) {
        $value = explode( '|', $value );

        if ( isset( $value[ $input_id - 1 ] ) ) {
            $output = $value[ $input_id - 1 ];
        }
    }

    switch ( $input_id ) {
        case 2:
            $output = GFCommon::to_money( $output, \GV\Utils::get( $entry, 'currency' ) );
            break;
        case 3:
            $output = GFCommon::to_number( $output );
            break;
        default:
            $output = esc_html( $output );
            break;
    }

    echo $output;
}