<?php
/*!
* Hybridauth
* https://hybridauth.github.io | https://github.com/hybridauth/hybridauth
* (c) 2017 Hybridauth authors | https://hybridauth.github.io/license.html
*/
namespace Hybridauth\Storage;
use Hybridauth\Exception\RuntimeException;
/**
* Hybridauth storage manager
*/
class Session implements StorageInterface
{
/**
* Namespace
*
* @var string
*/
protected $storeNamespace = 'HYBRIDAUTH::STORAGE';
/**
* Key prefix
*
* @var string
*/
protected $keyPrefix = '';
/**
* Initiate a new session
*
* @throws RuntimeException
*/
public function __construct()
{
if (session_id()) {
return;
}
if (headers_sent()) {
// phpcs:ignore
throw new RuntimeException('HTTP headers already sent to browser and Hybridauth won\'t be able to start/resume PHP session. To resolve this, session_start() must be called before outputing any data.');
}
if (!session_start()) {
throw new RuntimeException('PHP session failed to start.');
}
}
/**
* {@inheritdoc}
*/
public function get($key)
{
$key = $this->keyPrefix . strtolower($key);
if (isset($_SESSION[$this->storeNamespace], $_SESSION[$this->storeNamespace][$key])) {
$value = $_SESSION[$this->storeNamespace][$key];
if (is_array($value) && array_key_exists('lateObject', $value)) {
$value = unserialize($value['lateObject']);
}
return $value;
}
return null;
}
/**
* {@inheritdoc}
*/
public function set($key, $value)
{
$key = $this->keyPrefix . strtolower($key);
if (is_object($value)) {
// We encapsulate as our classes may be defined after session is initialized.
$value = ['lateObject' => serialize($value)];
}
$_SESSION[$this->storeNamespace][$key] = $value;
}
/**
* {@inheritdoc}
*/
public function clear()
{
$_SESSION[$this->storeNamespace] = [];
}
/**
* {@inheritdoc}
*/
public function delete($key)
{
$key = $this->keyPrefix . strtolower($key);
if (isset($_SESSION[$this->storeNamespace], $_SESSION[$this->storeNamespace][$key])) {
$tmp = $_SESSION[$this->storeNamespace];
unset($tmp[$key]);
$_SESSION[$this->storeNamespace] = $tmp;
}
}
/**
* {@inheritdoc}
*/
public function deleteMatch($key)
{
$key = $this->keyPrefix . strtolower($key);
if (isset($_SESSION[$this->storeNamespace]) && count($_SESSION[$this->storeNamespace])) {
$tmp = $_SESSION[$this->storeNamespace];
foreach ($tmp as $k => $v) {
if (strstr($k, $key)) {
unset($tmp[$k]);
}
}
$_SESSION[$this->storeNamespace] = $tmp;
}
}
}