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<?php
/**
* Handles storage and retrieval of shipping zones
*
* @package Kkart\Classes
* @version 3.3.0
* @since 2.6.0
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* Shipping zones class.
*/
class KKART_Shipping_Zones {
/**
* Get shipping zones from the database.
*
* @since 2.6.0
* @param string $context Getting shipping methods for what context. Valid values, admin, json.
* @return array Array of arrays.
*/
public static function get_zones( $context = 'admin' ) {
$data_store = KKART_Data_Store::load( 'shipping-zone' );
$raw_zones = $data_store->get_zones();
$zones = array();
foreach ( $raw_zones as $raw_zone ) {
$zone = new KKART_Shipping_Zone( $raw_zone );
$zones[ $zone->get_id() ] = $zone->get_data();
$zones[ $zone->get_id() ]['zone_id'] = $zone->get_id();
$zones[ $zone->get_id() ]['formatted_zone_location'] = $zone->get_formatted_location();
$zones[ $zone->get_id() ]['shipping_methods'] = $zone->get_shipping_methods( false, $context );
}
return $zones;
}
/**
* Get shipping zone using it's ID
*
* @since 2.6.0
* @param int $zone_id Zone ID.
* @return KKART_Shipping_Zone|bool
*/
public static function get_zone( $zone_id ) {
return self::get_zone_by( 'zone_id', $zone_id );
}
/**
* Get shipping zone by an ID.
*
* @since 2.6.0
* @param string $by Get by 'zone_id' or 'instance_id'.
* @param int $id ID.
* @return KKART_Shipping_Zone|bool
*/
public static function get_zone_by( $by = 'zone_id', $id = 0 ) {
$zone_id = false;
switch ( $by ) {
case 'zone_id':
$zone_id = $id;
break;
case 'instance_id':
$data_store = KKART_Data_Store::load( 'shipping-zone' );
$zone_id = $data_store->get_zone_id_by_instance_id( $id );
break;
}
if ( false !== $zone_id ) {
try {
return new KKART_Shipping_Zone( $zone_id );
} catch ( Exception $e ) {
return false;
}
}
return false;
}
/**
* Get shipping zone using it's ID.
*
* @since 2.6.0
* @param int $instance_id Instance ID.
* @return bool|KKART_Shipping_Method
*/
public static function get_shipping_method( $instance_id ) {
$data_store = KKART_Data_Store::load( 'shipping-zone' );
$raw_shipping_method = $data_store->get_method( $instance_id );
$kkart_shipping = KKART_Shipping::instance();
$allowed_classes = $kkart_shipping->get_shipping_method_class_names();
if ( ! empty( $raw_shipping_method ) && in_array( $raw_shipping_method->method_id, array_keys( $allowed_classes ), true ) ) {
$class_name = $allowed_classes[ $raw_shipping_method->method_id ];
if ( is_object( $class_name ) ) {
$class_name = get_class( $class_name );
}
return new $class_name( $raw_shipping_method->instance_id );
}
return false;
}
/**
* Delete a zone using it's ID
*
* @param int $zone_id Zone ID.
* @since 2.6.0
*/
public static function delete_zone( $zone_id ) {
$zone = new KKART_Shipping_Zone( $zone_id );
$zone->delete();
}
/**
* Find a matching zone for a given package.
*
* @since 2.6.0
* @uses kkart_make_numeric_postcode()
* @param array $package Shipping package.
* @return KKART_Shipping_Zone
*/
public static function get_zone_matching_package( $package ) {
$country = strtoupper( kkart_clean( $package['destination']['country'] ) );
$state = strtoupper( kkart_clean( $package['destination']['state'] ) );
$postcode = kkart_normalize_postcode( kkart_clean( $package['destination']['postcode'] ) );
$cache_key = KKART_Cache_Helper::get_cache_prefix( 'shipping_zones' ) . 'kkart_shipping_zone_' . md5( sprintf( '%s+%s+%s', $country, $state, $postcode ) );
$matching_zone_id = wp_cache_get( $cache_key, 'shipping_zones' );
if ( false === $matching_zone_id ) {
$data_store = KKART_Data_Store::load( 'shipping-zone' );
$matching_zone_id = $data_store->get_zone_id_from_package( $package );
wp_cache_set( $cache_key, $matching_zone_id, 'shipping_zones' );
}
return new KKART_Shipping_Zone( $matching_zone_id ? $matching_zone_id : 0 );
}
}