mirror of https://github.com/friendica/friendica
83 lines
2.4 KiB
PHP
83 lines
2.4 KiB
PHP
<?php
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namespace Friendica\Module\Security;
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use Friendica\BaseModule;
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use Friendica\DI;
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use Friendica\Util\Strings;
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use LightOpenID;
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/**
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* Performs an login with OpenID
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*/
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class OpenID extends BaseModule
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{
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public static function content(array $parameters = [])
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{
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if (DI::config()->get('system', 'no_openid')) {
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DI::baseUrl()->redirect();
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}
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DI::logger()->debug('mod_openid.', ['request' => $_REQUEST]);
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$session = DI::session();
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if (!empty($_GET['openid_mode']) && !empty($session->get('openid'))) {
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$openid = new LightOpenID(DI::baseUrl()->getHostname());
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$l10n = DI::l10n();
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if ($openid->validate()) {
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$authId = $openid->data['openid_identity'];
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if (empty($authId)) {
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DI::logger()->info($l10n->t('OpenID protocol error. No ID returned'));
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DI::baseUrl()->redirect();
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}
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// NOTE: we search both for normalised and non-normalised form of $authid
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// because the normalization step was removed from setting
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// mod/settings.php in 8367cad so it might have left mixed
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// records in the user table
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//
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$condition = ['blocked' => false, 'account_expired' => false, 'account_removed' => false, 'verified' => true,
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'openid' => [$authId, Strings::normaliseOpenID($authId)]];
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$dba = DI::dba();
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$user = $dba->selectFirst('user', [], $condition);
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if ($dba->isResult($user)) {
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// successful OpenID login
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$session->remove('openid');
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DI::auth()->setForUser(DI::app(), $user, true, true);
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// just in case there was no return url set
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// and we fell through
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DI::baseUrl()->redirect();
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}
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// Successful OpenID login - but we can't match it to an existing account.
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$session->remove('register');
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$session->set('openid_attributes', $openid->getAttributes());
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$session->set('openid_identity', $authId);
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// Detect the server URL
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$open_id_obj = new LightOpenID(DI::baseUrl()->getHostName());
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$open_id_obj->identity = $authId;
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$session->set('openid_server', $open_id_obj->discover($open_id_obj->identity));
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if (intval(DI::config()->get('config', 'register_policy')) === \Friendica\Module\Register::CLOSED) {
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notice($l10n->t('Account not found. Please login to your existing account to add the OpenID to it.'));
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} else {
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notice($l10n->t('Account not found. Please register a new account or login to your existing account to add the OpenID to it.'));
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}
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DI::baseUrl()->redirect('login');
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}
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}
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}
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}
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