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PHP Class WC_Cart

The WooCommerce cart class stores cart data and active coupons as well as handling customer sessions and some cart related urls. The cart class also has a price calculation function which calls upon other classes to calculate totals. Afficher le fichier Open project: woocommerce/woocommerce Class Usage Examples

Méthodes publiques

Свойство	Type	Description
$applied_coupons		Contains an array of coupon codes applied to the cart.
$cart_contents		Contains an array of cart items.
$cart_contents_total		The total cost of the cart items.
$cart_session_data		cart_session_data. Array of data the cart calculates and stores in the session with defaults
$coupon_applied_count		Contains an array of coupon usage counts after they have been applied.
$coupon_discount_amounts		Contains an array of coupon code discounts after they have been applied.
$coupon_discount_tax_amounts		Contains an array of coupon code discount taxes. Used for tax incl pricing.
$coupons		Array of coupons
$discount_cart		Discount amount before tax
$discount_cart_tax		Discounted tax amount. Used predominantly for displaying tax inclusive prices correctly
$fee_total		Total for additional fees.
$fees	array	An array of fees.
$removed_cart_contents		Contains an array of removed cart items.
$shipping_tax_total		Shipping tax.
$shipping_taxes		An array of taxes/tax rates for the shipping.
$shipping_total		Shipping cost.
$subtotal		Cart subtotal.
$subtotal_ex_tax		Cart subtotal without tax.
$tax_total		Total cart tax.
$taxes		An array of taxes/tax rates for the cart.
$total		Cart grand total.

Méthodes publiques

Méthode	Description
__construct ( )	Constructor for the cart class. Loads options and hooks in the init method.
__get ( mixed $key ) : mixed	Auto-load in-accessible properties on demand.
add_discount ( string $coupon_code ) : boolean	Applies a coupon code passed to the method.
add_fee ( string $name, float $amount, boolean $taxable = false, string $tax_class = '' )	Add additional fee to the cart.
add_to_cart ( integer $product_id, integer $quantity = 1, integer $variation_id, array $variation = [], array $cart_item_data = [] ) : string | boolean	Add a product to the cart.
apply_cart_discounts_after_tax ( $values, $price )	Function to apply cart discounts after tax.
apply_product_discounts_after_tax ( $values, $price )	Function to apply product discounts after tax.
calculate_fees ( )	Calculate fees.
calculate_shipping ( )	Uses the shipping class to calculate shipping then gets the totals when its finished.
calculate_totals ( )	Calculate totals for the items in the cart.
check_cart_coupons ( )	Check cart coupons for errors.
check_cart_item_stock ( ) : boolean | WP_Error	Looks through the cart to check each item is in stock. If not, add an error.
check_cart_item_validity ( ) : boolean | WP_Error	Looks through cart items and checks the posts are not trashed or deleted.
check_cart_items ( )	Check all cart items for errors.
check_customer_coupons ( array $posted )	Check for user coupons (now that we have billing email). If a coupon is invalid, add an error.
coupons_enabled ( ) : boolean	Coupons enabled function. Filterable.
empty_cart ( boolean $clear_persistent_cart = true )	Empties the cart and optionally the persistent cart too.
find_product_in_cart ( $cart_id = false ) : string	Check if product is in the cart and return cart item key.
generate_cart_id ( integer $product_id, integer $variation_id, array $variation = [], array $cart_item_data = [] ) : string	Generate a unique ID for the cart item being added.
get_applied_coupons ( ) : array	Gets the array of applied coupon codes.
get_cart ( ) : array	Returns the contents of the cart in an array.
get_cart_contents_count ( ) : integer	Get number of items in the cart.
get_cart_contents_weight ( ) : integer	Get weight of items in the cart.
get_cart_discount_tax_total ( ) : float	Get the total of all cart tax discounts (used for discounts on tax inclusive prices).
get_cart_discount_total ( ) : float	Get the total of all cart discounts.
get_cart_for_session ( ) : array	Returns the contents of the cart in an array without the 'data' element.
get_cart_from_session ( )	Get the cart data from the PHP session and store it in class variables.
get_cart_item ( string $item_key ) : array	Returns a specific item in the cart.
get_cart_item_quantities ( ) : array	Get cart items quantities - merged so we can do accurate stock checks on items across multiple lines.
get_cart_item_tax_classes ( ) : array	Get all tax classes for items in the cart.
get_cart_shipping_total ( ) : string	Gets the shipping total (after calculation).
get_cart_subtotal ( boolean $compound = false ) : string	Gets the sub total (after calculation).
get_cart_tax ( ) : string	Gets the cart tax (after calculation).
get_cart_total ( ) : string	Gets the cart contents total (after calculation).
get_cart_url ( ) : string	Gets the url to the cart page.
get_checkout_url ( ) : string	Gets the url to the checkout page.
get_coupon_discount_amount ( string $code, boolean $ex_tax = true ) : float	Get the discount amount for a used coupon.
get_coupon_discount_tax_amount ( string $code ) : float	Get the discount tax amount for a used coupon (for tax inclusive prices).
get_coupons ( $deprecated = null ) : array	Get array of applied coupon objects and codes.
get_cross_sells ( ) : array	Gets cross sells based on the items in the cart.
get_discounted_price ( mixed $values, mixed $price, boolean $add_totals = false ) : float	Function to apply discounts to a product and get the discounted price (before tax is applied).
get_discounts_after_tax ( )	Gets the order discount amount - these are applied after tax.
get_discounts_before_tax ( ) : mixed	Gets the total (product) discount amount - these are applied before tax.
get_displayed_subtotal ( ) : string	Determines the value that the customer spent and the subtotal displayed, used for things like coupon validation.
get_fees ( ) : array	Get fees.
get_item_data ( array $cart_item, boolean $flat = false ) : string	Gets and formats a list of cart item data + variations for display on the frontend.
get_order_discount_total ( ) : integer	Get the total of all order discounts (after tax discounts).
get_product_price ( WC_Product $product ) : string	Get the product row price per item.
get_product_subtotal ( WC_Product $product, integer $quantity ) : string	Get the product row subtotal.
get_remove_url ( string $cart_item_key ) : string	Gets the url to remove an item from the cart.
get_shipping_packages ( ) : array	Get packages to calculate shipping for.
get_shipping_tax_amount ( string $tax_rate_id ) : float	Get a tax amount.
get_tax_amount ( string $tax_rate_id ) : float	Get a tax amount.
get_tax_totals ( ) : array	Get taxes, merged by code, formatted ready for output.
get_taxes ( ) : array	Returns the cart and shipping taxes, merged.
get_taxes_total ( boolean $compound = true, boolean $display = true ) : float	Get tax row amounts with or without compound taxes includes.
get_total ( ) : string	Gets the order total (after calculation).
get_total_discount ( ) : mixed	Gets the total discount amount - both kinds.
get_total_ex_tax ( ) : string	Gets the total excluding taxes.
get_undo_url ( string $cart_item_key ) : string	Gets the url to re-add an item into the cart.
has_discount ( string $coupon_code = '' ) : boolean	Returns whether or not a discount has been applied.
init ( )	Loads the cart data from the PHP session during WordPress init and hooks in other methods.
is_empty ( ) : boolean	Checks if the cart is empty.
maybe_set_cart_cookies ( )	Will set cart cookies if needed, once, during WP hook.
needs_payment ( ) : boolean	Looks at the totals to see if payment is actually required.
needs_shipping ( ) : boolean	Looks through the cart to see if shipping is actually required.
needs_shipping_address ( ) : boolean	Should the shipping address form be shown.
persistent_cart_destroy ( )	Delete the persistent cart permanently.
persistent_cart_update ( )	Save the persistent cart when the cart is updated.
remove_cart_item ( string $cart_item_key ) : boolean	Remove a cart item.
remove_coupon ( string $coupon_code ) : boolean	Remove a single coupon by code.
remove_coupons ( $deprecated = null )	Remove coupons from the cart of a defined type. Type 1 is before tax, type 2 is after tax.
remove_taxes ( )	Remove taxes.
restore_cart_item ( string $cart_item_key ) : boolean	Restore a cart item.
set_quantity ( string $cart_item_key, integer $quantity = 1, boolean $refresh_totals = true ) : boolean	Set the quantity for an item in the cart.
set_session ( )	Sets the php session data for the cart and coupons.
ship_to_billing_address_only ( ) : boolean	Sees if we need a shipping address.
show_shipping ( ) : boolean	Sees if the customer has entered enough data to calc the shipping yet.

Private Methods

Méthode	Description
increase_coupon_applied_count ( string $code, integer $count = 1 )	Store how many times each coupon is applied to cart/items.
increase_coupon_discount_amount ( string $code, double $amount, double $tax )	Store how much discount each coupon grants.
reset ( boolean $unset_session = false )	Reset cart totals to the defaults. Useful before running calculations.
set_cart_cookies ( boolean $set = true )	Set cart hash cookie and items in cart.
sort_by_subtotal ( array $a, array $b ) : integer	Sort by subtotal.

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