woocommerce/classes/abstracts/abstract-wc-session.php

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<?php
/**
* Handle data for the current customers session.
*
* @class WC_Session
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* @version 2.0.0
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* @package WooCommerce/Abstracts
* @category Abstract Class
* @author WooThemes
*/
abstract class WC_Session {
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/** customer_id */
protected $_customer_id;
/** _data */
protected $_data = array();
/** When something changes */
protected $_dirty = false;
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/**
* __get function.
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*
* @access public
* @param mixed $property
* @return mixed
*/
public function __get( $property ) {
return isset( $this->_data[ $property ] ) ? $this->_data[ $property ] : null;
}
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/**
* __set function.
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*
* @access public
* @param mixed $property
* @param mixed $value
* @return void
*/
public function __set( $property, $value ) {
$this->_data[ $property ] = $value;
$this->_dirty = true;
}
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/**
* __isset function.
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*
* @access public
* @param mixed $property
* @return bool
*/
public function __isset( $property ) {
return isset( $this->_data[ $property ] );
}
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/**
* __unset function.
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*
* @access public
* @param mixed $property
* @return void
*/
public function __unset( $property ) {
if ( isset( $this->_data[ $property ] ) ) {
unset( $this->_data[ $property ] );
$this->_dirty = true;
}
}
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/**
* get_customer_id function.
*
* @access public
* @return void
*/
public function get_customer_id() {
return $this->_customer_id;
}
}