/**
*
* Obtem a Instância do SAMoodleAuthLib
*
* @param int $lap 172800000
* @param string $salt '1234567890abcdefghijklmnopqrstuvxwyz'
*
* @return SAMoodleAuthLib
*/
public static function getAuthLib($lap = 172800000, $salt = '1234567890abcdefghijklmnopqrstuvxwyz')
{
$instance = self::$instance;
if (empty($instance['authlib'])) {
$instance['authlib'] = new SAMoodleAuthLib($lap, $salt);
self::$instance = $instance;
}
return $instance['authlib'];
}
/**
* Hook for overriding behaviour of login page.
* This method is called from login/index.php page for all enabled auth plugins.
*
* @global object
* @global object
*/
function loginpage_hook()
{
global $frm;
// can be used to override submitted login form
global $user;
// can be used to replace authenticate_user_login()
global $CFG;
if (empty($_GET) && !array_key_exists('satoken', $_GET)) {
return;
}
// para analisar url_get_encrypted_parameter($url, $config);
//
$saToken = optional_param('satoken', null, PARAM_TEXT);
if (isset($saToken)) {
$saToken = base64_decode($saToken);
if (optional_param('debug', 0, PARAM_BOOL)) {
$salt = optional_param('salt', $this->getConfig('tokensalt'), PARAM_TEXT);
$validity = optional_param('validity', $this->getConfig('validitytoken'), PARAM_INT);
} else {
$salt = $this->getConfig('tokensalt');
$validity = $this->getConfig('validitytoken');
}
//print_r($CFG);
require $CFG->dirroot . '/local/samoodlelib/lib.php';
$saAuthLib = SAMoodleLib::getAuthLib($validity, $salt);
try {
$saToken = $saAuthLib->criptDecript($saToken);
} catch (SAAuthLibException $e) {
throw new SAMoodleLibException($e);
return;
}
try {
$frmTmp = $saAuthLib->makeFakeForm($saToken);
$frm = new stdClass();
$frm->username = $frmTmp->username;
$frm->password = $frmTmp->password;
} catch (SAAuthLibException $e) {
throw new SAMoodleLibException($e);
return;
}
}
}
}
try {
$frmTmp = $saAuthLib->makeFakeForm($saToken);
$username = $frmTmp->username;
$password = $frmTmp->password;
} catch (SAAuthLibException $e) {
echo $e;
return;
}
} else {
if ($username = optional_param('username', null, PARAM_USERNAME)) {
$password = required_param('password', PARAM_TEXT);
$salt = optional_param('salt', $CFG->passwordsaltmain, PARAM_ALPHANUMEXT);
$time = optional_param('time', time(), PARAM_INT);
$validity = optional_param('validity', 6000, PARAM_INT);
$authLib = SAMoodleLib::getAuthLib($validity, $salt);
$newToken = $authLib->createToken($username, $password, $time, false);
$criptToken = $authLib->createToken($username, $password, $time, $salt);
$base64NewToken = base64_encode($newToken);
$base64criptToken = base64_encode($criptToken);
$realToken = $authLib->criptDecript($criptToken);
}
}
?>
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