//check for validation errors in custom profile fields
$cpf_check = cpf_validate_format();
if ($cpf_check[0] === false) {
unset($cpf_check[0]);
foreach ($cpf_check as $cpf_error) {
$registration_errors[] = $cpf_error;
}
}
// validate HybridAuth provider and user id and check if it's already in the db (shouldn't be
// because the user would be logged in the system rather than redirected here)
// check if there are any available alternative providers for authentication
if (!empty($_POST['provider_id'])) {
require_once 'modules/auth/methods/hybridauth/config.php';
require_once 'modules/auth/methods/hybridauth/Hybrid/Auth.php';
$config = get_hybridauth_config();
$hybridauth = new Hybrid_Auth( $config );
$allProviders = $hybridauth->getProviders();
$provider = '';
$warning = '';
// check if $_POST['provider'] is valid and enabled
if (count($allProviders) && array_key_exists(ucfirst($_POST['provider']), $allProviders)) {
$provider = strtolower($_POST['provider']);
}
if (!empty($_POST['provider_id']) && !empty($provider)) {
// if !empty($provider), it means the provider is existent and valid - it's checked above
try {
// create an instance for Hybridauth with the configuration file path as parameter
$hybridauth = new Hybrid_Auth($config);
function hybridauth_login() {
//this is needed so as to include the HybridAuth error codes
global $language, $language_codes, $siteName, $Institution, $InstitutionUrl;
if (isset($language)) {
// include_messages
include "lang/$language/common.inc.php";
$extra_messages = "config/{$language_codes[$language]}.inc.php";
if (file_exists($extra_messages)) {
include $extra_messages;
} else {
$extra_messages = false;
}
include "lang/$language/messages.inc.php";
if ($extra_messages) {
include $extra_messages;
}
}
// end HybridAuth messages inclusion
global $warning;
// include HubridAuth libraries
require_once 'modules/auth/methods/hybridauth/config.php';
require_once 'modules/auth/methods/hybridauth/Hybrid/Auth.php';
$config = get_hybridauth_config();
// check for errors and whatnot
$warning = '';
if (isset($_GET['error'])) {
Session::Messages(q(trim(strip_tags($_GET['error']))));
}
// if user select a provider to login with
// then inlcude hybridauth config and main class
// then try to authenticate te current user
// finally redirect him to his profile page
if (isset($_GET['provider'])) {
try {
// create an instance for Hybridauth with the configuration file path as parameter
$hybridauth = new Hybrid_Auth($config);
// set selected provider name
$provider = @trim(strip_tags($_GET["provider"]));
// try to authenticate the selected $provider
$adapter = $hybridauth->authenticate( $provider );
// grab the user profile
$user_data = $adapter->getUserProfile();
//user profile debug print
//echo $user_data->displayName;
//echo $user_data->email;
//echo $user_data->photoURL;
//echo $user_data->identifier;
} catch (Exception $e) {
// In case we have errors 6 or 7, then we have to use Hybrid_Provider_Adapter::logout() to
// let hybridauth forget all about the user so we can try to authenticate again.
// Display the recived error,
// to know more please refer to Exceptions handling section on the userguide
switch($e->getCode()) {
case 0: Session::Messages($GLOBALS['langProviderError1']); break;
case 1: Session::Messages($GLOBALS['langProviderError2']); break;
case 2: Session::Messages($GLOBALS['langProviderError3']); break;
case 3: Session::Messages($GLOBALS['langProviderError4']); break;
case 4: Session::Messages($GLOBALS['langProviderError5']); break;
case 5: Session::Messages($GLOBALS['langProviderError6']); break;
case 6: Session::Messages($GLOBALS['langProviderError7']); $adapter->logout(); break;
case 7: Session::Messages($GLOBALS['langProviderError8']); $adapter->logout(); break;
}
// debug messages for hybridauth errors
//$warning .= "<br /><br /><b>Original error message:</b> " . $e->getMessage();
//$warning .= "<hr /><pre>Trace:<br />" . $e->getTraceAsString() . "</pre>";
return false;
}
} //endif( isset( $_GET["provider"] ) && $_GET["provider"] )
// *****************************
// from here on runs an alternative version of proccess_login() where
// instead of a password, the provider user id is used and matched against
// the corresponding field in the db table.
global $surname, $givenname, $email, $status, $is_admin, $language,
$langInvalidId, $langAccountInactive1, $langAccountInactive2,
$langNoCookies, $langEnterPlatform, $urlServer, $langHere,
$auth_ids, $inactive_uid, $langTooManyFails;
$pass = $user_data->identifier; //password = provider user id
$auth = get_auth_active_methods();
//$is_eclass_unique = is_eclass_unique();
unset($_SESSION['uid']);
$auth_allow = 0;
if (get_config('login_fail_check')) {
$r = Database::get()->querySingle("SELECT 1 FROM login_failure WHERE ip = '" . $_SERVER['REMOTE_ADDR'] . "'
AND COUNT > " . intval(get_config('login_fail_threshold')) . "
AND DATE_SUB(CURRENT_TIMESTAMP, interval " . intval(get_config('login_fail_deny_interval')) . " minute) < last_fail");
}
if (get_config('login_fail_check') && $r) {
$auth_allow = 8;
} else {
$auth_id = array_search(strtolower($provider), $auth_ids);
$myrow = Database::get()->querySingle("SELECT user.id, surname,
givenname, password, username, status, email, lang,
verified_mail, uid
FROM user, user_ext_uid
WHERE user.id = user_ext_uid.user_id AND
user_ext_uid.auth_id = ?d AND
user_ext_uid.uid = ?s",
$auth_id, $user_data->identifier);
$exists = 0;
if (!isset($_COOKIE) or count($_COOKIE) == 0) {
// Disallow login when cookies are disabled
$auth_allow = 5;
} elseif ($myrow) {
$exists = 1;
if (!empty($auth)) {
if (in_array($myrow->password, $auth_ids)) {
// alternate methods login
//$auth_allow = alt_login($myrow, $provider, $pass); //this should NOT be called during HybridAuth!
} else {
// eclass login
$auth_allow = login($myrow, $provider, $pass, $provider);
}
} else {
$tool_content .= "<br>$langInvalidAuth<br>";
}
}
if (!$exists and !$auth_allow) {
// Since HybridAuth was used and there is not user id matched in the db, send the user to the registration form.
header('Location: ' . $urlServer . 'modules/auth/registration.php?provider=' . $provider);
// from this point and on, the code does not need to run since the user is redirected to the registration page
$auth_allow = 4;
}
}
if (!isset($_SESSION['uid'])) {
switch ($auth_allow) {
case 1:
session_regenerate_id();
break;
case 2:
$warning .= "<p class='alert alert-warning'>$langInvalidId</p>";
break;
case 3:
$warning .= "<p class='alert alert-warning'>$langAccountInactive1 " .
"<a href='modules/auth/contactadmin.php?userid=$inactive_uid&h=" .
token_generate("userid=$inactive_uid") . "'>$langAccountInactive2</a></p>";
break;
case 4:
$warning .= "<p class='alert alert-warning'>$langInvalidId</p>";
increaseLoginFailure();
break;
case 5:
$warning .= "<p class='alert alert-warning'>$langNoCookies</p>";
break;
case 6:
$warning .= "<p class='alert alert-info'>$langEnterPlatform <a href='{$urlServer}secure/index.php'>$langHere</a></p>";
break;
case 7:
$warning .= "<p class='alert alert-info'>$langEnterPlatform <a href='{$urlServer}modules/auth/cas.php'>$langHere</a></p>";
break;
case 8:
$warning .= "<p class='alert alert-danger''>$langTooManyFails</p>";
break;
}
} else {
Database::get()->query("INSERT INTO loginout (loginout.id_user, loginout.ip, loginout.when, loginout.action) "
. "VALUES ($_SESSION[uid], '$_SERVER[REMOTE_ADDR]', NOW(), 'LOGIN')");
if (get_config('email_verification_required') and
get_mail_ver_status($_SESSION['uid']) == EMAIL_VERIFICATION_REQUIRED) {
$_SESSION['mail_verification_required'] = 1;
$next = "modules/auth/mail_verify_change.php";
} elseif (isset($_POST['next'])) {
$next = $_POST['next'];
} else {
$next = '';
}
resetLoginFailure();
redirect_to_home_page($next);
}
}
