WooCommerce

How to show custom message based on shipping class on single product page

// =========================================================================
// Custom Text on Product Page based on Shipping Class 
// =========================================================================
function display_shipping_class_on_product_page() {
    $product = wc_get_product();

    $shipping_class = $product->get_shipping_class();

    switch ( $shipping_class ) {
        case 'your_shipping_class_1':
            echo '';
            break;
        case 'your_shipping_class_2':
            echo '';
            break;
    }
}
add_action( 'woocommerce_single_product_summary', 'display_shipping_class_on_product_page', 10 );

Disable payment method for specific country in WooCommerce

// =========================================================================
// DISABLE COD PAYMENT METHOD FOR SPECIFIC COUNTRY - DE
// =========================================================================
add_filter( 'woocommerce_available_payment_gateways', 'payment_gateway_disable_country_de' );
  
function payment_gateway_disable_country_de( $available_gateways ) {
    if ( is_admin() ) return;
    if ( isset( $available_gateways['authorize'] ) && WC()->customer->get_billing_country() <> 'DE' ) {
        unset( $available_gateways['authorize'] );
    } else {
        if ( isset( $available_gateways['cod'] ) && WC()->customer->get_billing_country() == 'DE' ) {
            unset( $available_gateways['cod'] );
        }
    }
    return $available_gateways;
}

Add fee to specific payment gateway only for physical products

// =========================================================================
// ADD FEE TO SPECIFIC PAYMENT GATEWAY => COD - ONLY FOR PHYSICAL PRODUCT
// =========================================================================
// Part 1: assign fee
 
add_action( 'woocommerce_cart_calculate_fees', 'add_checkout_fee_for_gateway' );
 
function add_checkout_fee_for_gateway() {
    
     
    foreach( WC()->cart->get_cart() as $cart_item_key => $cart_item ) {
        // Check if there are non-virtual products
        if ( ! $cart_item['data']->is_virtual() ) {
            $chosen_gateway = WC()->session->chosen_payment_method;
  
              if ( $chosen_gateway == 'cod' ) {

              // Note: edit "Fee" and "5" below to control Label and Fee Amount
              WC()->cart->add_fee( __('Utánvét díja', 'woocommerce'), 510 );

              }
        }
    }
 
}
 
// Part 2: reload checkout on payment gateway change
 
add_action( 'woocommerce_review_order_before_payment', 'refresh_checkout_on_payment_methods_change' );
 
function refresh_checkout_on_payment_methods_change(){
    ?>
    <script type="text/javascript">
        (function($){
            $( 'form.checkout' ).on( 'change', 'input[name^="payment_method"]', function() {
                $('body').trigger('update_checkout');
            });
        })(jQuery);
    </script>
    <?php
}

Add custom out of stock message for specific product category

// =========================================================================
// ADD CUSTOM MESSAGE IF SPECIFIC PRODUCT CATEGORY OUT OF STOCK
// =========================================================================
add_filter( 'woocommerce_get_availability', 'woo_custom_get_availability', 1, 2);
function woo_custom_get_availability( $availability, $_product ) {
    
    global $product;
    //CATEGORY 1
    if ( has_term( 'CATEGORY_NAME_1', 'product_cat', $product->get_id() ) ) {
        // Change In Stock Text
        if ( $_product->is_in_stock() ) {
            $availability['availability'] = __('Available!', 'woocommerce');
        }
        // Change Out of Stock Text
        if ( ! $_product->is_in_stock() ) {
            $availability['availability'] = __('Jelenleg nincs kitűzve tréning időpont', 'woocommerce');
        }
        return $availability;
    }
    //CATEGORY 2
    else if ( has_term( 'CATEGORY_NAME_2', 'product_cat', $product->get_id() ) ) {
        // Change In Stock Text
        if ( $_product->is_in_stock() ) {
            $availability['availability'] = __('Available!', 'woocommerce');
        }
        // Change Out of Stock Text
        if ( ! $_product->is_in_stock() ) {
            $availability['availability'] = __('Jelenleg nincs kitűzve tréning időpont', 'woocommerce');
        }
        return $availability;
    }
    else{
        // Change In Stock Text
        if ( $_product->is_in_stock() ) {
            $availability['availability'] = __('Készleten', 'woocommerce');
        }
        // Change Out of Stock Text
        if ( ! $_product->is_in_stock() ) {
            $availability['availability'] = __('Elfogyott', 'woocommerce');
        }
        return $availability;
    }
}

WooCommerce free shipping over amount and hide other shipping methods

How to offer WooCommerce free shipping over amount and hide other shipping methods

Disable Payment Gateway For Specific Product Category

//DISABLE COD PAYMENT FOR SPECIFIC PRODUCT CATEGORY
function unset_payment_cod_for_online_trening( $available_gateways ) {
    global $woocommerce;
    $unset = false;
    $category_ids = array( 109 );
    foreach ( $woocommerce->cart->cart_contents as $key => $values ) {
        $terms = get_the_terms( $values['product_id'], 'product_cat' );    
        foreach ( $terms as $term ) {        
            if ( in_array( $term->term_id, $category_ids ) ) {
                $unset = true;
                break;
            }
        }
    }
        if ( $unset == true ) unset( $available_gateways['cod'] );
        return $available_gateways;
}
add_action( 'woocommerce_available_payment_gateways', 'unset_payment_cod_for_online_trening', 5 );

Disable Payment Gateway For Specific Shipping Method

<?php
//Disable Payment Gateway For Specific Shipping Method

add_filter( 'woocommerce_available_payment_gateways', 'wpflames_gateway_disable_shipping_368' );

function wpflames_gateway_disable_shipping_368( $available_gateways ) {

    global $woocommerce;

    if ( !is_admin() ) {

        $chosen_methods = WC()-&amp;gt;session-&amp;gt;get( 'chosen_shipping_methods' );

        $chosen_shipping = $chosen_methods[0];

        //Free shipping
        if ( isset( $available_gateways['cod'] ) && 0 === strpos( $chosen_shipping, 'free_shipping' ) ) {
            unset( $available_gateways['cod'] );
        }

        //Flat rate
        if ( isset( $available_gateways['cod'] ) && 0 === strpos( $chosen_shipping, 'flat_rate' ) ) {
            unset( $available_gateways['cheque'] );
        }
        //Local pickup
        if ( isset( $available_gateways['cod'] ) && 0 === strpos( $chosen_shipping, 'local_pickup' ) ) {
            unset( $available_gateways['cod'] );
        }
        
        //Cheque
        if ( isset( $available_gateways['cod'] ) && 0 === strpos( $chosen_shipping, 'flat_rate:2' ) ) {
            unset( $available_gateways['cheque'] );
        }

    }

return $available_gateways;

}

If product is out of stock echo something – WooCommerce product single

//Echo something if product is out of stock
add_action( 'woocommerce_share', 'add_out_of_stock_custom_message', 5 );
function add_out_of_stock_custom_message() {
    global $product;
    if ( ! $product->is_in_stock() ) {
            echo '';
        }

}

How to send custom email based on product ID in WooCommerce

add_action( 'woocommerce_email_before_order_table', 'add_online_trening_welcome_email_text', 10, 2 );

function add_online_trening_welcome_email_text( $order, $sent_to_admin ) {

    if ( ! $sent_to_admin ) {

        foreach( $order->get_items() as $item ) {
            $product = wc_get_product( $item['product_id'] );

            // Use the name or product ID here
            if( $product->get_id() == 2767  ) {
                echo '<p style="text-align: center">A befizetést követően 1 munkanapon belül e-mailben megkapod a leírást, hogyan tudod elérni az online videókat. A számlád postán érkezik. Köszönöm, hogy a módszeremet választottad. Köszönöm, hogy tenni akarsz magadért.</p>';
            }
        }
    }
}

Disable Barion if shipping method is free shipping

//Disable Payment Gateway For Specific Shipping Method
 
add_filter( 'woocommerce_available_payment_gateways', 'wpninja_gateway_disable_shipping_326' );
 
function wpninja_gateway_disable_shipping_326( $available_gateways ) {
 
    global $woocommerce;
     
    if ( !is_admin() ) {
         
        $chosen_methods = WC()->session->get( 'chosen_shipping_methods' );
         
        $chosen_shipping = $chosen_methods[0];
         
        if ( isset( $available_gateways['cod'] ) && 0 === strpos( $chosen_shipping, 'free_shipping' ) ) {
            unset( $available_gateways['barion'] );
        }
        
    }
     
return $available_gateways;
     
}

How to apply coupon when specific product ID in the cart?

//APPLY COUPON AUTOMATICALLY IF PRODUCT ID IS IN THE CART
add_action( 'woocommerce_before_cart', 'wpninja_apply_matched_coupons' );
 
function wpninja_apply_matched_coupons() {
 
    $coupon_code = 'sapikupon'; 
 
    if ( WC()->cart->has_discount( $coupon_code ) ) return;
 
    foreach ( WC()->cart->get_cart() as $cart_item_key => $cart_item ) {
 
        // this is your product ID
        $autocoupon = array( 1035 );

        if( in_array( $cart_item['product_id'], $autocoupon ) ) {   
            WC()->cart->add_discount( $coupon_code );
            wc_print_notices();
        }
    
    }
 
}

How to add Taxonomy Filter to WooCommerce admin

add_filter( 'woocommerce_product_filters', 'wpninja_filter_by_custom_taxonomy_dashboard_products' );
 
function wpninja_filter_by_custom_taxonomy_dashboard_products( $output ) {
   
  global $wp_query;
 
  $output .= wc_product_dropdown_categories( array(
    'show_option_none' => 'Filter by product tag',
    'taxonomy' => 'product_tag',
    'name' => 'product_tag',
    'selected' => isset( $wp_query->query_vars['product_tag'] ) ? $wp_query->query_vars['product_tag'] : '',
  ) );
   
  return $output;
}

Search by product SKU

/**
 * Search by product SKU
 */
function wpninja_product_search_sku( $join, $query ) {
	if ( ! $query->is_main_query() || is_admin() || ! is_search() || ! is_woocommerce() ) {
		return $join;
	}

	global $wpdb;

	$join .= " LEFT JOIN {$wpdb->postmeta} wpninja_post_meta ON {$wpdb->posts}.ID = wpninja_post_meta.post_id ";

	return $join;
}

add_filter( 'posts_join', 'wpninja_product_search_sku', 10, 2 );

/**
 * Modify the search query with posts_where.
 */
function wpninja_product_search_where( $where, $query ) {
	if ( ! $query->is_main_query() || is_admin() || ! is_search() || ! is_woocommerce() ) {
		return $where;
	}

	global $wpdb;

	$where = preg_replace(
		"/\(\s*{$wpdb->posts}.post_title\s+LIKE\s*(\'[^\']+\')\s*\)/",
		"({$wpdb->posts}.post_title LIKE $1) OR (wpninja_post_meta.meta_key = '_sku' AND wpninja_post_meta.meta_value LIKE $1)", $where );

	return $where;
}

add_filter( 'posts_where', 'wpninja_product_search_where', 10, 2 );

Show SKU above the product title

//Show SKU above the product title
function fdesign_show_sku(){
    global $product;
    echo '<small>Cikkszám:</small> <small>' . $product->get_sku() .'</small>';
}
add_action( 'woocommerce_before_single_product_summary', 'fdesign_show_sku', 5 );

Show Product Search in Header

//Show Product Search in Header
function new_nav_menu_items($items, $args) {
    
    $my_product_search = get_product_search_form( $echo );
    
    if($args->theme_location == 'main_navigation'){
       $items = $items . $my_product_search;
    }

    return $items;
}
add_filter('wp_nav_menu_items', 'new_nav_menu_items', 10, 2);

How to fix WooCommerce Terms and Conditions link on Checkout Page

jQuery(function($){
    $( "a.woocommerce-terms-and-conditions-link" ).unbind( "click" );
    $( "body" ).on('click', 'a.woocommerce-terms-and-conditions-link', function( event ) {

         $(this).attr("target", "_blank");
        window.open( $(this).attr("href"));

        return false;
    });

});

Add Product to WooCommerce Cart Automatically


add_action( 'template_redirect', 'snippet_add_product_to_cart' );

function snippet_add_product_to_cart() {

// select ID
$product_id = 21874;

//check if product already in cart
if ( WC()->cart->get_cart_contents_count() == 0 ) {

// if no products in cart, add it
WC()->cart->add_to_cart( $product_id );

}

}

Add Product to Cart When Visiting a Specific Page ID


add_action( 'wp', 'add_product_to_cart_on_page_id_load' );

function add_product_to_cart_on_page_id_load() {

// product ID to add to cart
$product_id = 21874;

// page ID to target
if ( is_page( 19473 ) ) {
WC()->cart->empty_cart();
WC()->cart->add_to_cart( $product_id );
}

}

Add custom field to single product page


//ADD CUSTOM FIELD TO SINGLE PRODUCT BEFORE ADD TO CART BUTTON
add_action( 'woocommerce_single_variation', 'add_custom_field_before_addtocart', 5 );
function add_custom_field_before_addtocart() {
include('woo/custom-field.php');
}


<?php the_field('custom'); ?>

Add custom text below the table of email notification


add_action('woocommerce_email_after_order_table', 'add_email_shipping_text');
function add_email_shipping_text(){
echo '';
}