public static function forward($tid, $sid, $hash, $values, $btn_name, $debug, $time, $resume_from_last_template = false)
{
$session = null;
$result = array();
if ($sid != null && $hash != null) {
$session = TestSession::authorized_session($sid, $hash);
if ($session != null) {
if ($values == null) {
$values = array();
}
if ($btn_name != null) {
array_push($values, json_encode(array("name" => "LAST_PRESSED_BUTTON_NAME", "value" => $btn_name)));
}
if (Ini::$timer_tamper_prevention && $session->time_limit > 0 && $time - $session->time_tamper_prevention - Ini::$timer_tamper_prevention_tolerance > $session->time_limit) {
if ($session->debug == 1) {
TestSession::unregister($session->id);
} else {
$session->close();
}
$result = array("data" => array("HASH" => $hash, "TIME_LIMIT" => 0, "HTML" => "", "TEST_ID" => 0, "TEST_SESSION_ID" => $sid, "STATUS" => TestSession::TEST_SESSION_STATUS_TAMPERED, "TEMPLATE_ID" => 0, "HEAD" => "", "FINISHED" => 1));
if ($session->debug == 1) {
$result["debug"] = array("code" => 0, "return" => "", "output" => "");
}
} else {
if (!$resume_from_last_template) {
$result = $session->resume($values);
} else {
$ts = TestSection::from_mysql_id($session->Template_TestSection_id);
if ($ts == null) {
$result = $session->resume($values);
} else {
$result = $session->run_Test($ts->counter, $values);
}
}
}
} else {
$result = array("data" => array("HASH" => $hash, "TIME_LIMIT" => 0, "HTML" => "", "TEST_ID" => 0, "TEST_SESSION_ID" => $sid, "STATUS" => TestSession::TEST_SESSION_STATUS_TAMPERED, "TEMPLATE_ID" => 0, "HEAD" => "", "FINISHED" => 1), "debug" => array("code" => 0, "return" => "", "output" => ""));
}
} else {
if ($tid != null) {
if ($debug == 1) {
$debug = true;
} else {
$debug = false;
}
$session = TestSession::start_new($tid, $debug);
if ($values == null) {
$values = array();
}
$test = $session->get_Test();
if ($test != null) {
$values = $test->verified_input_values($values);
} else {
$result = array("data" => array("HASH" => $hash, "TIME_LIMIT" => 0, "HTML" => "", "TEST_ID" => $tid, "TEST_SESSION_ID" => $sid, "STATUS" => TestSession::TEST_SESSION_STATUS_TAMPERED, "TEMPLATE_ID" => 0, "HEAD" => "", "FINISHED" => 1), "debug" => array("code" => 0, "return" => "", "output" => ""));
return $result;
}
$result = $session->run_test(null, $values);
}
}
return $result;
}
public static function forward($tid, $sid, $hash, $values, $btn_name, $debug, $time, $wid = null, $resume_from_last_template = false, $code = null)
{
$workspace = UserWorkspace::from_mysql_id($wid);
if ($workspace != null) {
mysql_select_db($workspace->db_name);
} else {
return false;
}
if (is_string($values)) {
$values = json_decode($values, true);
}
$session = null;
$result = array();
if ($wid != null && $sid != null && $hash != null) {
$session = TestSession::authorized_session($wid, $sid, $hash);
if ($session != null) {
if ($btn_name != null) {
if ($values != null) {
$values["LAST_PRESSED_BUTTON_NAME"] = $btn_name;
}
}
if (Ini::$timer_tamper_prevention && $session->time_limit > 0 && $time - $session->time_tamper_prevention - Ini::$timer_tamper_prevention_tolerance > $session->time_limit) {
if ($session->debug == 1) {
TestSession::unregister($session->UserWorkspace_id . "-" . $session->id, $session->UserWorkspace_id);
} else {
$session->close();
}
$result = array("data" => array("HASH" => $hash, "TIME_LIMIT" => 0, "HTML" => "", "TEST_ID" => 0, "TEST_SESSION_ID" => $sid, "STATUS" => TestSession::TEST_SESSION_STATUS_TAMPERED, "TEMPLATE_ID" => 0, "HEAD" => "", "FINISHED" => 1));
if ($session->debug == 1) {
$result["debug"] = array("return" => 0, "output" => "", "state" => "[]");
}
} else {
$result = $session->RCall($values, $code, $resume_from_last_template);
}
} else {
$result = array("data" => array("HASH" => $hash, "TIME_LIMIT" => 0, "HTML" => "", "TEST_ID" => 0, "TEST_SESSION_ID" => $sid, "STATUS" => TestSession::TEST_SESSION_STATUS_TAMPERED, "TEMPLATE_ID" => 0, "HEAD" => "", "FINISHED" => 1), "debug" => array("return" => 0, "output" => "", "state" => "[]"));
}
} else {
if ($wid != null && $tid != null) {
if ($debug == 1) {
$debug = true;
} else {
$debug = false;
}
$test = Test::from_mysql_id($tid);
if ($test->type != 2) {
$session = TestSession::start_new($wid, $tid, $debug);
}
if ($values == null) {
$values = array();
}
if ($test != null && $test->type != 2) {
$values = $test->verified_input_values($values);
} else {
$result = array("data" => array("HASH" => $hash, "TIME_LIMIT" => 0, "HTML" => "", "TEST_ID" => $tid, "TEST_SESSION_ID" => $sid, "STATUS" => TestSession::TEST_SESSION_STATUS_TAMPERED, "TEMPLATE_ID" => 0, "HEAD" => "", "FINISHED" => 1), "debug" => array("return" => 0, "output" => "", "state" => "[]"));
return $result;
}
$result = $result = $session->RCall($values, $code, $resume_from_last_template);
}
}
return $result;
}
private function authorize_client($client_sock, $input)
{
if (Ini::$log_server_events) {
self::log_debug("TestServer->authorize_client() --- Client authorization started");
}
$data = json_decode($input);
TestSession::change_db($data->workspace_id);
$session = TestSession::authorized_session($data->workspace_id, $data->session_id, $data->hash);
if ($session == null) {
if (Ini::$log_server_events) {
self::log_debug("TestServer->authorize_client() --- Client authorization failed");
}
if (!socket_write($client_sock, json_encode(array("return" => -1)) . chr(0))) {
if (Ini::$log_server_events) {
self::log_debug("TestServer->authorize_client() --- Error: (socket_write) " . socket_last_error() . " - " . socket_strerror(socket_last_error()));
}
}
return false;
}
if (!array_key_exists("sid" . $data->workspace_id . "-" . $data->session_id, $this->instances) && $session->status != TestSession::TEST_SESSION_STATUS_SERIALIZED && $session->status != TestSession::TEST_SESSION_STATUS_NEW) {
if (Ini::$log_server_events) {
self::log_debug("TestServer->authorize_client() --- Client authorization failed - invalid session");
}
if (!socket_write($client_sock, json_encode(array("return" => -1)) . chr(0))) {
if (Ini::$log_server_events) {
self::log_debug("TestServer->authorize_client() --- Error: (socket_write) " . socket_last_error() . " - " . socket_strerror(socket_last_error()));
}
}
return false;
}
if (Ini::$log_server_events) {
self::log_debug("TestServer->authorize_client() --- Client authorization succeeded");
}
return true;
}