Change free shipping text in mini cart summary to "FREE pick-up at RMWSB" Only applies in the summary section, NOT in the shipping calculator

gistfile1.txt

/**
 * Change free shipping text in mini cart summary to "FREE pick-up at RMWSB"
 * Only applies in the summary section, NOT in the shipping calculator
 */
add_filter( 'wc_cart_totals_shipping_method_cost', function( $output, $method ) {
    // Safety checks: Only run on FunnelKit checkout pages
    if ( ! class_exists( 'WFACP_Common' ) ) {
        return $output;
    }
    
    // Check if we're on a FunnelKit checkout page
    $wfacp_id = WFACP_Common::get_id();
    if ( empty( $wfacp_id ) || $wfacp_id <= 0 ) {
        return $output;
    }
    
    // Check if we're in the summary section (not shipping calculator)
    // The summary uses cart-shipping.php template, calculator uses shipping-options-form.php
    $backtrace = debug_backtrace( DEBUG_BACKTRACE_IGNORE_ARGS, 10 );
    $is_summary_section = false;
    
    foreach ( $backtrace as $trace ) {
        if ( isset( $trace['file'] ) ) {
            // Check if called from cart-shipping.php (summary section)
            if ( strpos( $trace['file'], 'cart-shipping.php' ) !== false ) {
                $is_summary_section = true;
                break;
            }
            // If called from shipping-options-form.php (calculator), skip
            if ( strpos( $trace['file'], 'shipping-options-form.php' ) !== false ) {
                return $output; // Don't modify in calculator
            }
        }
    }
    
    // Only modify if we're in the summary section
    if ( ! $is_summary_section ) {
        return $output;
    }
    
    // Check if it's free shipping method and has no cost
    if ( $method && $method->get_method_id() === 'free_shipping' ) {
        $has_cost = 0 < $method->cost;
        // If there's no cost, replace the output
        if ( ! $has_cost ) {
            $output = 'FREE pick-up at RMWSB';
        }
    }
    
    return $output;
}, 10, 2 );