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<?php
/**
* Session Management Helper Class.
*
* @package Tutor\Helper
* @author Themeum <support@themeum.com>
* @link https://themeum.com
* @since 2.1.9
*/
namespace Tutor\Helpers;
/**
* SessionHelper class
*
* @since 2.1.9
*/
class SessionHelper {
/**
* Start the session if no session ID exist.
*
* @since 2.1.9
*
* @return void
*/
private function start_session() {
if ( ! session_id() ) {
session_start();
}
}
/**
* Get session data by a key.
*
* @since 2.1.9
*
* @param string $key session key.
* @param mixed $default default data if key not exist in session.
*
* @return mixed
*/
public static function get( $key, $default = null ) {
( new self() )->start_session();
if ( isset( $_SESSION[ $key ] ) ) {
return maybe_unserialize( $_SESSION[ $key ] );
} else {
return $default;
}
}
/**
* Set data in specific session key.
*
* @since 2.1.9
*
* @param string $key session key.
* @param mixed $value value.
*
* @return void
*/
public static function set( $key, $value ) {
( new self() )->start_session();
$_SESSION[ $key ] = maybe_serialize( $value );
}
/**
* Unset a specific session key.
*
* @since 2.1.9
*
* @param string $key session key.
*
* @return bool
*/
public static function unset( $key ) {
( new self() )->start_session();
if ( isset( $_SESSION[ $key ] ) ) {
unset( $_SESSION[ $key ] );
return true;
} else {
return false;
}
}
/**
* Reset all session keys without reset the session ID.
*
* @since 2.1.9
*
* @return void
*/
public static function reset() {
( new self() )->start_session();
session_unset();
}
/**
* Destroy session data.
*
* @since 2.1.9
*
* @return void
*/
public static function destroy() {
( new self() )->start_session();
session_destroy();
}
}
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