/**
* Implementation of the read method, imports the current
* session if found and populates the data array
*/
public function read()
{
extract($this->driver->config);
// read session ID from cookie
$this->id = Cookie::read($cookie, 0);
// make sure we have some data, if not lets start again
if ($data = $this->driver->read($this->id)) {
// set the data to an empty array
$this->data = $data;
} else {
// Cargo has expired lets create a new ID to prevent session fixation
// @see https://www.owasp.org/index.php/Session_fixation
$this->id = noise(32);
}
}
public function read($id)
{
extract($this->config);
// check if the cookie exists
if ($encoded = C::read($cookie . '_payload')) {
// try decoding first
if ($decoded = base64_decode($encoded)) {
// verify signature
$sign = substr($decoded, 0, 32);
$serialized = substr($decoded, 32);
if (hash('md5', $serialized) == $sign) {
return unserialize($serialized);
}
}
}
}