+ if (x($_POST,'password') && strlen($_POST['password']))
+ $encrypted = hash('whirlpool',trim($_POST['password']));
+ else {
+ if ((x($_POST,'openid_url')) && strlen($_POST['openid_url']) ||
+ (x($_POST,'username')) && strlen($_POST['username'])) {
+
+ $noid = get_config('system','no_openid');
+
+ $openid_url = trim((strlen($_POST['openid_url'])?$_POST['openid_url']:$_POST['username']));
+
+ // validate_url alters the calling parameter
+
+ $temp_string = $openid_url;
+
+ // if it's an email address or doesn't resolve to a URL, fail.
+
+ if ($noid || strpos($temp_string,'@') || !validate_url($temp_string)) {
+ $a = get_app();
+ notice(t('Login failed.').EOL);
+ goaway(z_root());
+ // NOTREACHED
+ }
+
+ // Otherwise it's probably an openid.
+
+ try {
+ require_once('library/openid.php');
+ $openid = new LightOpenID;
+ $openid->identity = $openid_url;
+ $_SESSION['openid'] = $openid_url;
+ $_SESSION['remember'] = $_POST['remember'];
+ $openid->returnUrl = App::get_baseurl(true).'/openid';
+ goaway($openid->authUrl());
+ } catch (Exception $e) {
+ notice(t('We encountered a problem while logging in with the OpenID you provided. Please check the correct spelling of the ID.').'<br /><br >'.t('The error message was:').' '.$e->getMessage());
+ }
+ // NOTREACHED
+ }
+ }
+
+ if (x($_POST,'auth-params') && $_POST['auth-params'] === 'login') {
+
+ $record = null;
+
+ $addon_auth = array(
+ 'username' => trim($_POST['username']),
+ 'password' => trim($_POST['password']),
+ 'authenticated' => 0,
+ 'user_record' => null
+ );
+
+ /**
+ *
+ * A plugin indicates successful login by setting 'authenticated' to non-zero value and returning a user record
+ * Plugins should never set 'authenticated' except to indicate success - as hooks may be chained
+ * and later plugins should not interfere with an earlier one that succeeded.
+ *
+ */
+
+ call_hooks('authenticate', $addon_auth);
+
+ if ($addon_auth['authenticated'] && count($addon_auth['user_record']))
+ $record = $addon_auth['user_record'];
+ else {
+
+ // process normal login request
+
+ $r = q("SELECT `user`.*, `user`.`pubkey` as `upubkey`, `user`.`prvkey` as `uprvkey`
+ FROM `user` WHERE (`email` = '%s' OR `nickname` = '%s')
+ AND `password` = '%s' AND NOT `blocked` AND NOT `account_expired` AND NOT `account_removed` AND `verified` LIMIT 1",
+ dbesc(trim($_POST['username'])),
+ dbesc(trim($_POST['username'])),
+ dbesc($encrypted)
+ );
+ if (dbm::is_result($r))
+ $record = $r[0];
+ }
+
+ if (!$record || !count($record)) {
+ logger('authenticate: failed login attempt: '.notags(trim($_POST['username'])).' from IP '.$_SERVER['REMOTE_ADDR']);
+ notice(t('Login failed.').EOL);
+ goaway(z_root());
+ }
+
+ if (! $_POST['remember']) {
+ new_cookie(0); // 0 means delete on browser exit
+ }
+
+ // if we haven't failed up this point, log them in.
+ $_SESSION['remember'] = $_POST['remember'];
+ $_SESSION['last_login_date'] = datetime_convert('UTC','UTC');
+ authenticate_success($record, true, true);