WooCommerce Code Reference

WC_Order_Item_Fee extends WC_Order_Item
in package

Order item fee.

Table of Contents

$cache_group  : string
Stores meta in cache for future reads.
$changes  : array<string|int, mixed>
Core data changes for this object.
$data  : array<string|int, mixed>
Core data for this object. Name value pairs (name + default value).
$data_store  : object
Contains a reference to the data store for this class.
$default_data  : array<string|int, mixed>
Set to _data on construct so we can track and reset data if needed.
$extra_data  : array<string|int, mixed>
Order Data array. This is the core order data exposed in APIs since 3.0.0.
$id  : int
ID for this object.
$meta_data  : array<string|int, mixed>
Stores additional meta data.
$meta_type  : string
Meta type. This should match up with the types available at https://developer.wordpress.org/reference/functions/add_metadata/.
$object_read  : bool
This is false until the object is read from the DB.
$object_type  : string
This is the name of this object type.
__clone()  : mixed
When the object is cloned, make sure meta is duplicated correctly.
__construct()  : mixed
Default constructor.
__sleep()  : array<string|int, mixed>
Only store the object ID to avoid serializing the data object instance.
__toString()  : string
Change data to JSON format.
__wakeup()  : mixed
Re-run the constructor with the object ID.
add_meta_data()  : mixed
Add meta data.
apply_changes()  : mixed
Merge changes with data and clear.
calculate_taxes()  : bool
Calculate item taxes.
delete()  : bool
Delete an object, set the ID to 0, and return result.
delete_meta_data()  : mixed
Delete meta data.
delete_meta_data_by_mid()  : mixed
Delete meta data.
generate_meta_cache_key()  : string
Generate cache key from id and group.
get_amount()  : string
Get fee amount.
get_changes()  : array<string|int, mixed>
Return data changes only.
get_data()  : array<string|int, mixed>
Returns all data for this object.
get_data_keys()  : array<string|int, mixed>
Returns array of expected data keys for this object.
get_data_store()  : object
Get the data store.
get_extra_data_keys()  : array<string|int, mixed>
Returns all "extra" data keys for an object (for sub objects like product types).
get_formatted_meta_data()  : array<string|int, mixed>
Expands things like term slugs before return.
get_id()  : int
Returns the unique ID for this object.
get_meta()  : mixed
Get Meta Data by Key.
get_meta_cache_key()  : string
Helper method to compute meta cache key. Different from WP Meta cache key in that meta data cached using this key also contains meta_id column.
get_meta_data()  : array<string|int, mixed>
Get All Meta Data.
get_name()  : string
Get order item name.
get_object_read()  : bool
Get object read property.
get_order()  : WC_Order
Get parent order object.
get_order_id()  : int
Get order ID this meta belongs to.
get_quantity()  : int
Get quantity.
get_tax_class()  : string
Get tax class.
get_tax_status()  : string
Get tax status.
get_taxes()  : array<string|int, mixed>
Get fee taxes.
get_total()  : string
Get total fee.
get_total_tax()  : string
Get total tax.
get_type()  : string
Get order item type.
is_type()  : bool
Type checking.
meta_exists()  : bool
See if meta data exists, since get_meta always returns a '' or array().
offsetExists()  : bool
OffsetExists for ArrayAccess
offsetGet()  : mixed
OffsetGet for ArrayAccess/Backwards compatibility.
offsetSet()  : mixed
OffsetSet for ArrayAccess/Backwards compatibility.
offsetUnset()  : mixed
OffsetUnset for ArrayAccess.
prime_raw_meta_data_cache()  : mixed
Prime caches for raw meta data. This includes meta_id column as well, which is not included by default in WP meta data.
read_meta_data()  : mixed
Read Meta Data from the database. Ignore any internal properties.
save()  : int
Save should create or update based on object existence.
save_meta_data()  : mixed
Update Meta Data in the database.
set_amount()  : mixed
Set fee amount.
set_defaults()  : mixed
Set all props to default values.
set_id()  : mixed
Set ID.
set_meta_data()  : mixed
Set all meta data from array.
set_name()  : mixed
Set order item name.
set_object_read()  : mixed
Set object read property.
set_order_id()  : mixed
Set order ID.
set_props()  : bool|WP_Error
Set a collection of props in one go, collect any errors, and return the result.
set_tax_class()  : mixed
Set tax class.
set_tax_status()  : mixed
Set tax_status.
set_taxes()  : mixed
Set taxes.
set_total()  : mixed
Set total.
set_total_tax()  : mixed
Set total tax.
update_meta_data()  : mixed
Update meta data by key or ID, if provided.
error()  : mixed
When invalid data is found, throw an exception unless reading from the DB.
filter_null_meta()  : bool
Filter null meta values from array.
get_hook_prefix()  : string
Prefix for action and filter hooks on data.
get_prop()  : mixed
Gets a prop for a getter method.
get_tax_class_costs()  : array<string|int, mixed>
Get item costs grouped by tax class.
is_internal_meta_key()  : bool
Check if the key is an internal one.
maybe_read_meta_data()  : mixed
Read meta data if null.
set_date_prop()  : mixed
Sets a date prop whilst handling formatting and datetime objects.
set_prop()  : mixed
Sets a prop for a setter method.

Properties

$default_data

Set to _data on construct so we can track and reset data if needed.

protected array<string|int, mixed> $default_data = array()
Tags
since
3.0.0

$extra_data

Order Data array. This is the core order data exposed in APIs since 3.0.0.

protected array<string|int, mixed> $extra_data = array('tax_class' => '', 'tax_status' => 'taxable', 'amount' => '', 'total' => '', 'total_tax' => '', 'taxes' => array('total' => array()))
Tags
since
3.0.0

$meta_type

Meta type. This should match up with the types available at https://developer.wordpress.org/reference/functions/add_metadata/.

protected string $meta_type = 'order_item'

WP defines 'post', 'user', 'comment', and 'term'.

Methods

__construct()

Default constructor.

public __construct(int|object|array<string|int, mixed> $read) : mixed
Parameters
$read : int|object|array<string|int, mixed>

ID to load from the DB (optional) or already queried data.

Return values
mixed

__sleep()

Only store the object ID to avoid serializing the data object instance.

public __sleep() : array<string|int, mixed>
Return values
array<string|int, mixed>

__wakeup()

Re-run the constructor with the object ID.

public __wakeup() : mixed

If the object no longer exists, remove the ID.

Return values
mixed

add_meta_data()

Add meta data.

public add_meta_data(string $key, string|array<string|int, mixed> $value[, bool $unique = false ]) : mixed
Parameters
$key : string

Meta key.

$value : string|array<string|int, mixed>

Meta value.

$unique : bool = false

Should this be a unique key?.

Tags
since
2.6.0
Return values
mixed

calculate_taxes()

Calculate item taxes.

public calculate_taxes([array<string|int, mixed> $calculate_tax_for = array() ]) : bool
Parameters
$calculate_tax_for : array<string|int, mixed> = array()

Location data to get taxes for. Required.

Tags
since
3.2.0
Return values
boolTrue if taxes were calculated.

delete()

Delete an object, set the ID to 0, and return result.

public delete([bool $force_delete = false ]) : bool
Parameters
$force_delete : bool = false

Should the date be deleted permanently.

Tags
since
2.6.0
Return values
boolresult

delete_meta_data()

Delete meta data.

public delete_meta_data(string $key) : mixed
Parameters
$key : string

Meta key.

Tags
since
2.6.0
Return values
mixed

delete_meta_data_by_mid()

Delete meta data.

public delete_meta_data_by_mid(int $mid) : mixed
Parameters
$mid : int

Meta ID.

Tags
since
2.6.0
Return values
mixed

generate_meta_cache_key()

Generate cache key from id and group.

public static generate_meta_cache_key(int|string $id, string $cache_group) : string
Parameters
$id : int|string

Object ID.

$cache_group : string

Group name use to store cache. Whole group cache can be invalidated in one go.

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since
4.7.0
Return values
stringMeta cache key.

get_amount()

Get fee amount.

public get_amount([string $context = 'view' ]) : string
Parameters
$context : string = 'view'

What the value is for. Valid values are 'view' and 'edit'.

Return values
string

get_changes()

Return data changes only.

public get_changes() : array<string|int, mixed>
Tags
since
3.0.0
Return values
array<string|int, mixed>

get_data()

Returns all data for this object.

public get_data() : array<string|int, mixed>
Tags
since
2.6.0
Return values
array<string|int, mixed>

get_data_keys()

Returns array of expected data keys for this object.

public get_data_keys() : array<string|int, mixed>
Tags
since
3.0.0
Return values
array<string|int, mixed>

get_extra_data_keys()

Returns all "extra" data keys for an object (for sub objects like product types).

public get_extra_data_keys() : array<string|int, mixed>
Tags
since
3.0.0
Return values
array<string|int, mixed>

get_formatted_meta_data()

Expands things like term slugs before return.

public get_formatted_meta_data([string $hideprefix = '_' ][, bool $include_all = false ]) : array<string|int, mixed>
Parameters
$hideprefix : string = '_'

Meta data prefix, (default: _).

$include_all : bool = false

Include all meta data, this stop skip items with values already in the product name.

Return values
array<string|int, mixed>

get_meta()

Get Meta Data by Key.

public get_meta([string $key = '' ][, bool $single = true ][, string $context = 'view' ]) : mixed
Parameters
$key : string = ''

Meta Key.

$single : bool = true

return first found meta with key, or all with $key.

$context : string = 'view'

What the value is for. Valid values are view and edit.

Tags
since
2.6.0
Return values
mixed

get_meta_cache_key()

Helper method to compute meta cache key. Different from WP Meta cache key in that meta data cached using this key also contains meta_id column.

public get_meta_cache_key() : string
Tags
since
4.7.0
Return values
string

get_meta_data()

Get All Meta Data.

public get_meta_data() : array<string|int, mixed>
Tags
since
2.6.0
Return values
array<string|int, mixed>of objects.

get_name()

Get order item name.

public get_name([string $context = 'view' ]) : string
Parameters
$context : string = 'view'

What the value is for. Valid values are 'view' and 'edit'.

Return values
string

get_order_id()

Get order ID this meta belongs to.

public get_order_id([string $context = 'view' ]) : int
Parameters
$context : string = 'view'

What the value is for. Valid values are 'view' and 'edit'.

Return values
int

get_tax_class()

Get tax class.

public get_tax_class([string $context = 'view' ]) : string
Parameters
$context : string = 'view'

What the value is for. Valid values are 'view' and 'edit'.

Return values
string

get_tax_status()

Get tax status.

public get_tax_status([string $context = 'view' ]) : string
Parameters
$context : string = 'view'

What the value is for. Valid values are 'view' and 'edit'.

Return values
string

get_taxes()

Get fee taxes.

public get_taxes([string $context = 'view' ]) : array<string|int, mixed>
Parameters
$context : string = 'view'

What the value is for. Valid values are 'view' and 'edit'.

Return values
array<string|int, mixed>

get_total()

Get total fee.

public get_total([string $context = 'view' ]) : string
Parameters
$context : string = 'view'

What the value is for. Valid values are 'view' and 'edit'.

Return values
string

get_total_tax()

Get total tax.

public get_total_tax([string $context = 'view' ]) : string
Parameters
$context : string = 'view'

What the value is for. Valid values are 'view' and 'edit'.

Return values
string

is_type()

Type checking.

public is_type(string|array<string|int, mixed> $type) : bool
Parameters
$type : string|array<string|int, mixed>

Type.

Return values
bool

meta_exists()

See if meta data exists, since get_meta always returns a '' or array().

public meta_exists([string $key = '' ]) : bool
Parameters
$key : string = ''

Meta Key.

Tags
since
3.0.0
Return values
bool

offsetExists()

OffsetExists for ArrayAccess

public offsetExists(string $offset) : bool
Parameters
$offset : string

Offset.

Return values
bool

offsetGet()

OffsetGet for ArrayAccess/Backwards compatibility.

public offsetGet(string $offset) : mixed
Parameters
$offset : string

Offset.

Return values
mixed

offsetSet()

OffsetSet for ArrayAccess/Backwards compatibility.

public offsetSet(string $offset, mixed $value) : mixed
Parameters
$offset : string

Offset.

$value : mixed

Value.

Tags
deprecated
4.4.0
Return values
mixed

offsetUnset()

OffsetUnset for ArrayAccess.

public offsetUnset(string $offset) : mixed
Parameters
$offset : string

Offset.

Return values
mixed

prime_raw_meta_data_cache()

Prime caches for raw meta data. This includes meta_id column as well, which is not included by default in WP meta data.

public static prime_raw_meta_data_cache(array<string|int, mixed> $raw_meta_data_collection, string $cache_group) : mixed
Parameters
$raw_meta_data_collection : array<string|int, mixed>

Array of objects of { object_id => array( meta_row_1, meta_row_2, ... }.

$cache_group : string

Name of cache group.

Tags
since
4.7.0
Return values
mixed

read_meta_data()

Read Meta Data from the database. Ignore any internal properties.

public read_meta_data([bool $force_read = false ]) : mixed

Uses it's own caches because get_metadata does not provide meta_ids.

Parameters
$force_read : bool = false

True to force a new DB read (and update cache).

Tags
since
2.6.0
Return values
mixed

set_meta_data()

Set all meta data from array.

public set_meta_data(array<string|int, mixed> $data) : mixed
Parameters
$data : array<string|int, mixed>

Key/Value pairs.

Tags
since
2.6.0
Return values
mixed

set_name()

Set order item name.

public set_name(string $value) : mixed
Parameters
$value : string

Item name.

Return values
mixed

set_object_read()

Set object read property.

public set_object_read([bool $read = true ]) : mixed
Parameters
$read : bool = true

Should read?.

Tags
since
3.0.0
Return values
mixed

set_order_id()

Set order ID.

public set_order_id(int $value) : mixed
Parameters
$value : int

Order ID.

Return values
mixed

set_props()

Set a collection of props in one go, collect any errors, and return the result.

public set_props(array<string|int, mixed> $props[, string $context = 'set' ]) : bool|WP_Error

Only sets using public methods.

Parameters
$props : array<string|int, mixed>

Key value pairs to set. Key is the prop and should map to a setter function name.

$context : string = 'set'

In what context to run this.

Tags
since
3.0.0
Return values
bool|WP_Error

set_tax_class()

Set tax class.

public set_tax_class(string $value) : mixed
Parameters
$value : string

Tax class.

Return values
mixed

set_tax_status()

Set tax_status.

public set_tax_status(string $value) : mixed
Parameters
$value : string

Tax status.

Return values
mixed

set_taxes()

Set taxes.

public set_taxes(array<string|int, mixed> $raw_tax_data) : mixed

This is an array of tax ID keys with total amount values.

Parameters
$raw_tax_data : array<string|int, mixed>

Raw tax data.

Return values
mixed

set_total()

Set total.

public set_total(string $amount) : mixed
Parameters
$amount : string

Fee amount (do not enter negative amounts).

Return values
mixed

set_total_tax()

Set total tax.

public set_total_tax(string $amount) : mixed
Parameters
$amount : string

Amount.

Return values
mixed

update_meta_data()

Update meta data by key or ID, if provided.

public update_meta_data(string $key, string|array<string|int, mixed> $value, int $meta_id) : mixed
Parameters
$key : string

Meta key.

$value : string|array<string|int, mixed>

Meta value.

$meta_id : int

Meta ID.

Tags
since
2.6.0
Return values
mixed

error()

When invalid data is found, throw an exception unless reading from the DB.

protected error(string $code, string $message[, int $http_status_code = 400 ][, array<string|int, mixed> $data = array() ]) : mixed
Parameters
$code : string

Error code.

$message : string

Error message.

$http_status_code : int = 400

HTTP status code.

$data : array<string|int, mixed> = array()

Extra error data.

Tags
throws
WC_Data_Exception

Data Exception.

since
3.0.0
Return values
mixed

filter_null_meta()

Filter null meta values from array.

protected filter_null_meta(mixed $meta) : bool
Parameters
$meta : mixed

Meta value to check.

Tags
since
3.0.0
Return values
bool

get_prop()

Gets a prop for a getter method.

protected get_prop(string $prop[, string $context = 'view' ]) : mixed

Gets the value from either current pending changes, or the data itself. Context controls what happens to the value before it's returned.

Parameters
$prop : string

Name of prop to get.

$context : string = 'view'

What the value is for. Valid values are view and edit.

Tags
since
3.0.0
Return values
mixed

get_tax_class_costs()

Get item costs grouped by tax class.

protected get_tax_class_costs(WC_Order $order) : array<string|int, mixed>
Parameters
$order : WC_Order

Order object.

Tags
since
3.2.0
Return values
array<string|int, mixed>

is_internal_meta_key()

Check if the key is an internal one.

protected is_internal_meta_key(string $key) : bool
Parameters
$key : string

Key to check.

Tags
since
3.2.0
Return values
booltrue if it's an internal key, false otherwise

set_date_prop()

Sets a date prop whilst handling formatting and datetime objects.

protected set_date_prop(string $prop, string|int $value) : mixed
Parameters
$prop : string

Name of prop to set.

$value : string|int

Value of the prop.

Tags
since
3.0.0
Return values
mixed

set_prop()

Sets a prop for a setter method.

protected set_prop(string $prop, mixed $value) : mixed

This stores changes in a special array so we can track what needs saving the the DB later.

Parameters
$prop : string

Name of prop to set.

$value : mixed

Value of the prop.

Tags
since
3.0.0
Return values
mixed