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@ -2849,113 +2849,6 @@ class DFRN
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return 200;
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}
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/**
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* @param App $a App
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* @param string $contact_nick contact nickname
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* @throws \Friendica\Network\HTTPException\InternalServerErrorException
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*/
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public static function autoRedir(App $a, $contact_nick)
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{
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// prevent looping
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if (!empty($_REQUEST['redir'])) {
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Logger::log('autoRedir might be looping because redirect has been redirected', Logger::DEBUG);
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// looping prevention also appears to sometimes prevent authentication for images
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// because browser may have multiple connections open and load an image on a connection
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// whose session wasn't updated when a previous redirect authenticated
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// Leaving commented in case looping reappears
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// return;
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}
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if ((! $contact_nick) || ($contact_nick === $a->user['nickname'])) {
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return;
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}
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if (local_user()) {
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// We need to find out if $contact_nick is a user on this hub, and if so, if I
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// am a contact of that user. However, that user may have other contacts with the
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// same nickname as me on other hubs or other networks. Exclude these by requiring
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// that the contact have a local URL. I will be the only person with my nickname at
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// this URL, so if a result is found, then I am a contact of the $contact_nick user.
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//
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// We also have to make sure that I'm a legitimate contact--I'm not blocked or pending.
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$baseurl = System::baseUrl();
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$domain_st = strpos($baseurl, "://");
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if ($domain_st === false) {
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return;
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}
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$baseurl = substr($baseurl, $domain_st + 3);
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$nurl = Strings::normaliseLink($baseurl);
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$r = User::getByNickname($contact_nick, ["uid"]);
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$contact_uid = $r["uid"];
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/// @todo Why is there a query for "url" *and* "nurl"? Especially this normalising is strange.
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$r = q("SELECT `id` FROM `contact` WHERE `uid` = (SELECT `uid` FROM `user` WHERE `nickname` = '%s' LIMIT 1)
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AND `nick` = '%s' AND NOT `self` AND (`url` LIKE '%%%s%%' OR `nurl` LIKE '%%%s%%') AND NOT `blocked` AND NOT `pending` LIMIT 1",
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DBA::escape($contact_nick),
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DBA::escape($a->user['nickname']),
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DBA::escape($baseurl),
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DBA::escape($nurl)
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);
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if ((! DBA::isResult($r))) {
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return;
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}
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// test if redirect authentication already succeeded
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// Note that "contact" in the sense used in the $contact_nick argument to this function
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// and the sense in the $remote[]["cid"] in the session are opposite.
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// In the session variable the user currently fetching is the contact
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// while $contact_nick is the nick of tho user who owns the stuff being fetched.
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if (Session::getVisitorContactIDForUserID($contact_uid) == $r[0]['id']) {
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return;
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}
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$r = q("SELECT * FROM contact WHERE nick = '%s'
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AND network = '%s' AND uid = %d AND url LIKE '%%%s%%' LIMIT 1",
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DBA::escape($contact_nick),
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DBA::escape(Protocol::DFRN),
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intval(local_user()),
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DBA::escape($baseurl)
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);
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if (! DBA::isResult($r)) {
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return;
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}
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$cid = $r[0]['id'];
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$dfrn_id = (($r[0]['issued-id']) ? $r[0]['issued-id'] : $r[0]['dfrn-id']);
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if ($r[0]['duplex'] && $r[0]['issued-id']) {
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$orig_id = $r[0]['issued-id'];
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$dfrn_id = '1:' . $orig_id;
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}
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if ($r[0]['duplex'] && $r[0]['dfrn-id']) {
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$orig_id = $r[0]['dfrn-id'];
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$dfrn_id = '0:' . $orig_id;
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}
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// ensure that we've got a valid ID. There may be some edge cases with forums and non-duplex mode
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// that may have triggered some of the "went to {profile/intro} and got an RSS feed" issues
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if (strlen($dfrn_id) < 3) {
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return;
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}
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$sec = Strings::getRandomHex();
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DBA::insert('profile_check', ['uid' => local_user(), 'cid' => $cid, 'dfrn_id' => $dfrn_id, 'sec' => $sec, 'expire' => time() + 45]);
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$url = curPageURL();
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Logger::log('auto_redir: ' . $r[0]['name'] . ' ' . $sec, Logger::DEBUG);
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$dest = (($url) ? '&destination_url=' . $url : '');
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System::externalRedirect($r[0]['poll'] . '?dfrn_id=' . $dfrn_id
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. '&dfrn_version=' . DFRN_PROTOCOL_VERSION . '&type=profile&sec=' . $sec . $dest);
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}
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return;
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}
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/**
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* @brief Returns the activity verb
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*
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