99 lines
1.8 KiB
PHP
99 lines
1.8 KiB
PHP
<?php
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/**
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* Handle data for the current customers session
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*
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* @class WC_Session
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* @version 2.0.0
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* @package WooCommerce/Abstracts
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* @category Abstract Class
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* @author WooThemes
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*/
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abstract class WC_Session {
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/** @var int $_customer_id */
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protected $_customer_id;
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/** @var array $_data */
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protected $_data = array();
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/** @var bool $_dirty When something changes */
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protected $_dirty = false;
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/**
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* __get function.
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*
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* @param mixed $key
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* @return mixed
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*/
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public function __get( $key ) {
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return $this->get( $key );
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}
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/**
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* __set function.
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*
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* @param mixed $key
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* @param mixed $value
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*/
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public function __set( $key, $value ) {
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$this->set( $key, $value );
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}
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/**
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* __isset function.
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*
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* @param mixed $key
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* @return bool
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*/
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public function __isset( $key ) {
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return isset( $this->_data[ sanitize_title( $key ) ] );
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}
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/**
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* __unset function.
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*
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* @param mixed $key
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*/
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public function __unset( $key ) {
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if ( isset( $this->_data[ $key ] ) ) {
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unset( $this->_data[ $key ] );
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$this->_dirty = true;
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}
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}
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/**
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* Get a session variable.
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*
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* @param string $key
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* @param mixed $default used if the session variable isn't set
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* @return array|string value of session variable
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*/
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public function get( $key, $default = null ) {
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$key = sanitize_key( $key );
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return isset( $this->_data[ $key ] ) ? maybe_unserialize( $this->_data[ $key ] ) : $default;
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}
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/**
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* Set a session variable.
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*
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* @param string $key
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* @param mixed $value
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*/
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public function set( $key, $value ) {
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if ( $value !== $this->get( $key ) ) {
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$this->_data[ sanitize_key( $key ) ] = maybe_serialize( $value );
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$this->_dirty = true;
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}
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}
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/**
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* get_customer_id function.
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*
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* @access public
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* @return int
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*/
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public function get_customer_id() {
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return $this->_customer_id;
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}
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}
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