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Methods #Methods

• add_product_names_to_message — Generates the error message for out of stock products and adds product names to it.
• add_to_cart — Based on the core cart class but returns errors rather than rendering notices directly.
• apply_coupon — Based on the core cart class but returns errors rather than rendering notices directly.
• empty_cart — Empty cart contents.
• filter_request_data — Filter data for add to cart requests.
• get_cart_coupon_errors — Validate all items in the cart and get a list of errors.
• get_cart_coupons — Returns all applied coupons.
• get_cart_hashes — Get hashes for items in the current cart. Useful for tracking changes.
• get_cart_instance — Get main instance of cart class.
• get_cart_item — Return a cart item from the woo core cart class.
• get_cart_item_errors — Validate all items in the cart and get a list of errors.
• get_cart_items — Returns all cart items.
• get_error_message_for_stock_exception_type — Takes a string describing the type of stock extension, whether there is a single product or multiple products causing this exception and returns an appropriate error message.
• get_package_name — Creates a name for a package.
• get_product_for_cart — Get a product object to be added to the cart.
• get_product_id — For a given product, get the product ID.
• get_product_quantity_in_cart — Gets the qty of a product across line items.
• get_remaining_stock_for_product — Gets remaining stock for a product.
• get_shipping_packages — Get shipping packages from the cart with calculated shipping rates.
• get_variable_product_attributes — Get product attributes from the variable product (which may be the parent if the product object is a variation).
• get_variation_id — For a given product, get the variation ID.
• get_variation_id_from_variation_data — Try to match request data to a variation ID and return the ID.
• has_coupon — See if cart has applied coupon by code.
• load_cart — Makes the cart and sessions available to a route by loading them from core.
• parse_variation_data — If variations are set, validate and format the values ready to add to the cart.
• sanitize_variation_data — Format and sanitize variation data posted to the API.
• select_shipping_rate — Selects a shipping rate.
• set_cart_item_quantity — Based on core `set_quantity` method, but validates if an item is sold individually first.
• stock_exceptions_to_wp_errors — This method will take arrays of exceptions relating to stock, and will convert them to a WP_Error object.
• throw_default_product_exception — Default exception thrown when an item cannot be added to the cart.
• validate_add_to_cart — Validate all items in the cart and check for errors.
• validate_cart_coupon — Validates an existing cart coupon and returns any errors.
• validate_cart_coupons — Validate all coupons in the cart and check for errors.
• validate_cart_item — Validates an existing cart item and returns any errors.
• validate_cart_items — Validate all items in the cart and check for errors.