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<?php
/**
* Represents a single shipping zone
*
* @since 2.6.0
* @version 3.0.0
* @package WooCommerce/Classes
*/
defined( 'ABSPATH' ) || exit;
require_once 'legacy/class-wc-legacy-shipping-zone.php';
/**
* WC_Shipping_Zone class.
*/
class WC_Shipping_Zone extends WC_Legacy_Shipping_Zone {
/**
* Zone ID
*
* @var int|null
*/
protected $id = null;
/**
* This is the name of this object type.
*
* @var string
*/
protected $object_type = 'shipping_zone';
/**
* Zone Data.
*
* @var array
*/
protected $data = array(
'zone_name' => '',
'zone_order' => 0,
'zone_locations' => array(),
);
/**
* Constructor for zones.
*
* @param int|object $zone Zone ID to load from the DB or zone object.
*/
public function __construct( $zone = null ) {
if ( is_numeric( $zone ) && ! empty( $zone ) ) {
$this->set_id( $zone );
} elseif ( is_object( $zone ) ) {
$this->set_id( $zone->zone_id );
} elseif ( 0 === $zone || '0' === $zone ) {
$this->set_id( 0 );
} else {
$this->set_object_read( true );
}
$this->data_store = WC_Data_Store::load( 'shipping-zone' );
if ( false === $this->get_object_read() ) {
$this->data_store->read( $this );
}
}
/**
* --------------------------------------------------------------------------
* Getters
* --------------------------------------------------------------------------
*/
/**
* Get zone name.
*
* @param string $context View or edit context.
* @return string
*/
public function get_zone_name( $context = 'view' ) {
return $this->get_prop( 'zone_name', $context );
}
/**
* Get zone order.
*
* @param string $context View or edit context.
* @return int
*/
public function get_zone_order( $context = 'view' ) {
return $this->get_prop( 'zone_order', $context );
}
/**
* Get zone locations.
*
* @param string $context View or edit context.
* @return array of zone objects
*/
public function get_zone_locations( $context = 'view' ) {
return $this->get_prop( 'zone_locations', $context );
}
/**
* Return a text string representing what this zone is for.
*
* @param int $max Max locations to return.
* @param string $context View or edit context.
* @return string
*/
public function get_formatted_location( $max = 10, $context = 'view' ) {
$location_parts = array();
$all_continents = WC()->countries->get_continents();
$all_countries = WC()->countries->get_countries();
$all_states = WC()->countries->get_states();
$locations = $this->get_zone_locations( $context );
$continents = array_filter( $locations, array( $this, 'location_is_continent' ) );
$countries = array_filter( $locations, array( $this, 'location_is_country' ) );
$states = array_filter( $locations, array( $this, 'location_is_state' ) );
$postcodes = array_filter( $locations, array( $this, 'location_is_postcode' ) );
foreach ( $continents as $location ) {
$location_parts[] = $all_continents[ $location->code ]['name'];
}
foreach ( $countries as $location ) {
$location_parts[] = $all_countries[ $location->code ];
}
foreach ( $states as $location ) {
$location_codes = explode( ':', $location->code );
$location_parts[] = $all_states[ $location_codes[0] ][ $location_codes[1] ];
}
foreach ( $postcodes as $location ) {
$location_parts[] = $location->code;
}
// Fix display of encoded characters.
$location_parts = array_map( 'html_entity_decode', $location_parts );
if ( count( $location_parts ) > $max ) {
$remaining = count( $location_parts ) - $max;
// @codingStandardsIgnoreStart
return sprintf( _n( '%s and %d other region', '%s and %d other regions', $remaining, 'woocommerce' ), implode( ', ', array_splice( $location_parts, 0, $max ) ), $remaining );
// @codingStandardsIgnoreEnd
} elseif ( ! empty( $location_parts ) ) {
return implode( ', ', $location_parts );
} else {
return __( 'Everywhere', 'woocommerce' );
}
}
/**
* Get shipping methods linked to this zone.
*
* @param bool $enabled_only Only return enabled methods.
* @param string $context Getting shipping methods for what context. Valid values, admin, json.
* @return array of objects
*/
public function get_shipping_methods( $enabled_only = false, $context = 'admin' ) {
if ( null === $this->get_id() ) {
return array();
}
$raw_methods = $this->data_store->get_methods( $this->get_id(), $enabled_only );
$wc_shipping = WC_Shipping::instance();
$allowed_classes = $wc_shipping->get_shipping_method_class_names();
$methods = array();
foreach ( $raw_methods as $raw_method ) {
if ( in_array( $raw_method->method_id, array_keys( $allowed_classes ), true ) ) {
$class_name = $allowed_classes[ $raw_method->method_id ];
$instance_id = $raw_method->instance_id;
// The returned array may contain instances of shipping methods, as well
// as classes. If the "class" is an instance, just use it. If not,
// create an instance.
if ( is_object( $class_name ) ) {
$class_name_of_instance = get_class( $class_name );
$methods[ $instance_id ] = new $class_name_of_instance( $instance_id );
} else {
// If the class is not an object, it should be a string. It's better
// to double check, to be sure (a class must be a string, anything)
// else would be useless.
if ( is_string( $class_name ) && class_exists( $class_name ) ) {
$methods[ $instance_id ] = new $class_name( $instance_id );
}
}
// Let's make sure that we have an instance before setting its attributes.
if ( is_object( $methods[ $instance_id ] ) ) {
$methods[ $instance_id ]->method_order = absint( $raw_method->method_order );
$methods[ $instance_id ]->enabled = $raw_method->is_enabled ? 'yes' : 'no';
$methods[ $instance_id ]->has_settings = $methods[ $instance_id ]->has_settings();
$methods[ $instance_id ]->settings_html = $methods[ $instance_id ]->supports( 'instance-settings-modal' ) ? $methods[ $instance_id ]->get_admin_options_html() : false;
$methods[ $instance_id ]->method_description = wp_kses_post( wpautop( $methods[ $instance_id ]->method_description ) );
}
if ( 'json' === $context ) {
// We don't want the entire object in this context, just the public props.
$methods[ $instance_id ] = (object) get_object_vars( $methods[ $instance_id ] );
unset( $methods[ $instance_id ]->instance_form_fields, $methods[ $instance_id ]->form_fields );
}
}
}
uasort( $methods, 'wc_shipping_zone_method_order_uasort_comparison' );
return apply_filters( 'woocommerce_shipping_zone_shipping_methods', $methods, $raw_methods, $allowed_classes, $this );
}
/**
* --------------------------------------------------------------------------
* Setters
* --------------------------------------------------------------------------
*/
/**
* Set zone name.
*
* @param string $set Value to set.
*/
public function set_zone_name( $set ) {
$this->set_prop( 'zone_name', wc_clean( $set ) );
}
/**
* Set zone order. Value to set.
*
* @param int $set Value to set.
*/
public function set_zone_order( $set ) {
$this->set_prop( 'zone_order', absint( $set ) );
}
/**
* Set zone locations.
*
* @since 3.0.0
* @param array $locations Value to set.
*/
public function set_zone_locations( $locations ) {
if ( 0 !== $this->get_id() ) {
$this->set_prop( 'zone_locations', $locations );
}
}
/**
* --------------------------------------------------------------------------
* Other
* --------------------------------------------------------------------------
*/
/**
* Save zone data to the database.
*
* @return int
*/
public function save() {
if ( ! $this->get_zone_name() ) {
$this->set_zone_name( $this->generate_zone_name() );
}
if ( ! $this->data_store ) {
return $this->get_id();
}
/**
* Trigger action before saving to the DB. Allows you to adjust object props before save.
*
* @param WC_Data $this The object being saved.
* @param WC_Data_Store_WP $data_store THe data store persisting the data.
*/
do_action( 'woocommerce_before_' . $this->object_type . '_object_save', $this, $this->data_store );
if ( null !== $this->get_id() ) {
$this->data_store->update( $this );
} else {
$this->data_store->create( $this );
}
/**
* Trigger action after saving to the DB.
*
* @param WC_Data $this The object being saved.
* @param WC_Data_Store_WP $data_store THe data store persisting the data.
*/
do_action( 'woocommerce_after_' . $this->object_type . '_object_save', $this, $this->data_store );
return $this->get_id();
}
/**
* Generate a zone name based on location.
*
* @return string
*/
protected function generate_zone_name() {
$zone_name = $this->get_formatted_location();
if ( empty( $zone_name ) ) {
$zone_name = __( 'Zone', 'woocommerce' );
}
return $zone_name;
}
/**
* Location type detection.
*
* @param object $location Location to check.
* @return boolean
*/
private function location_is_continent( $location ) {
return 'continent' === $location->type;
}
/**
* Location type detection.
*
* @param object $location Location to check.
* @return boolean
*/
private function location_is_country( $location ) {
return 'country' === $location->type;
}
/**
* Location type detection.
*
* @param object $location Location to check.
* @return boolean
*/
private function location_is_state( $location ) {
return 'state' === $location->type;
}
/**
* Location type detection.
*
* @param object $location Location to check.
* @return boolean
*/
private function location_is_postcode( $location ) {
return 'postcode' === $location->type;
}
/**
* Is passed location type valid?
*
* @param string $type Type to check.
* @return boolean
*/
public function is_valid_location_type( $type ) {
return in_array( $type, apply_filters( 'woocommerce_valid_location_types', array( 'postcode', 'state', 'country', 'continent' ) ), true );
}
/**
* Add location (state or postcode) to a zone.
*
* @param string $code Location code.
* @param string $type state or postcode.
*/
public function add_location( $code, $type ) {
if ( 0 !== $this->get_id() && $this->is_valid_location_type( $type ) ) {
if ( 'postcode' === $type ) {
$code = trim( strtoupper( str_replace( chr( 226 ) . chr( 128 ) . chr( 166 ), '...', $code ) ) ); // No normalization - postcodes are matched against both normal and formatted versions to support wildcards.
}
$location = array(
'code' => wc_clean( $code ),
'type' => wc_clean( $type ),
);
$zone_locations = $this->get_prop( 'zone_locations', 'edit' );
$zone_locations[] = (object) $location;
$this->set_prop( 'zone_locations', $zone_locations );
}
}
/**
* Clear all locations for this zone.
*
* @param array|string $types of location to clear.
*/
public function clear_locations( $types = array( 'postcode', 'state', 'country', 'continent' ) ) {
if ( ! is_array( $types ) ) {
$types = array( $types );
}
$zone_locations = $this->get_prop( 'zone_locations', 'edit' );
foreach ( $zone_locations as $key => $values ) {
if ( in_array( $values->type, $types, true ) ) {
unset( $zone_locations[ $key ] );
}
}
$zone_locations = array_values( $zone_locations ); // reindex.
$this->set_prop( 'zone_locations', $zone_locations );
}
/**
* Set locations.
*
* @param array $locations Array of locations.
*/
public function set_locations( $locations = array() ) {
$this->clear_locations();
foreach ( $locations as $location ) {
$this->add_location( $location['code'], $location['type'] );
}
}
/**
* Add a shipping method to this zone.
*
* @param string $type shipping method type.
* @return int new instance_id, 0 on failure
*/
public function add_shipping_method( $type ) {
if ( null === $this->get_id() ) {
$this->save();
}
$instance_id = 0;
$wc_shipping = WC_Shipping::instance();
$allowed_classes = $wc_shipping->get_shipping_method_class_names();
$count = $this->data_store->get_method_count( $this->get_id() );
if ( in_array( $type, array_keys( $allowed_classes ), true ) ) {
$instance_id = $this->data_store->add_method( $this->get_id(), $type, $count + 1 );
}
if ( $instance_id ) {
do_action( 'woocommerce_shipping_zone_method_added', $instance_id, $type, $this->get_id() );
}
WC_Cache_Helper::get_transient_version( 'shipping', true );
return $instance_id;
}
/**
* Delete a shipping method from a zone.
*
* @param int $instance_id Shipping method instance ID.
* @return True on success, false on failure
*/
public function delete_shipping_method( $instance_id ) {
if ( null === $this->get_id() ) {
return false;
}
// Get method details.
$method = $this->data_store->get_method( $instance_id );
if ( $method ) {
$this->data_store->delete_method( $instance_id );
do_action( 'woocommerce_shipping_zone_method_deleted', $instance_id, $method->method_id, $this->get_id() );
}
WC_Cache_Helper::get_transient_version( 'shipping', true );
return true;
}
}