Reworked dfrn_notify endpoint, added public endpoint
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parent
e2ded28504
commit
e61ed380f7
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@ -25,41 +25,23 @@ function dfrn_notify_post(App $a) {
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$data = json_decode($postdata);
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if (is_object($data)) {
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$nick = defaults($a->argv, 1, '');
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$user = dba::selectFirst('user', [], ['nickname' => $nick, 'account_expired' => false, 'account_removed' => false]);
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if (!DBM::is_result($user)) {
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System::httpExit(500);
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$public = empty($nick);
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if (!$public) {
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$user = dba::selectFirst('user', [], ['nickname' => $nick, 'account_expired' => false, 'account_removed' => false]);
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if (!DBM::is_result($user)) {
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System::httpExit(500);
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}
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} else {
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// We don't need the user with public posts
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$user = [];
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}
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$msg = Diaspora::decodeRaw($user, $postdata);
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// Check if the user has got this contact
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$cid = Contact::getIdForURL($msg['author'], $user['uid']);
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if (!$cid) {
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// Otherwise there should be a public contact
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$cid = Contact::getIdForURL($msg['author']);
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if (!$cid) {
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logger('Contact not found for address ' . $msg['author']);
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System::xmlExit(3, 'Contact not found');
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}
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if ($public) {
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dfrn_dispatch_public($msg);
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} else {
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dfrn_dispatch_private($user, $msg);
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}
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// We now have some contact, so we fetch it
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$importer = dba::fetch_first("SELECT *, `name` as `senderName`
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FROM `contact`
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WHERE NOT `blocked` AND `id` = ? LIMIT 1",
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$cid);
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// This should never fail
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if (!DBM::is_result($importer)) {
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logger('Contact not found for address ' . $msg['author']);
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System::xmlExit(3, 'Contact not found');
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}
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// Set the user id. This is important if this is a public contact
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$importer['importer_uid'] = $user['uid'];
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// Now we should be able to import it
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$ret = DFRN::import($msg['message'], $importer);
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System::xmlExit($ret, 'Done');
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} else {
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require_once 'mod/salmon.php';
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salmon_post($a, $postdata);
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@ -91,19 +73,12 @@ function dfrn_notify_post(App $a) {
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$dfrn_id = substr($dfrn_id, 2);
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}
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$r = q("SELECT * FROM `challenge` WHERE `dfrn-id` = '%s' AND `challenge` = '%s' LIMIT 1",
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dbesc($dfrn_id),
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dbesc($challenge)
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);
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if (! DBM::is_result($r)) {
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logger('dfrn_notify: could not match challenge to dfrn_id ' . $dfrn_id . ' challenge=' . $challenge);
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if (!dba::exists('challenge', ['dfrn-id' => $dfrn_id, 'challenge' => $challenge])) {
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logger('could not match challenge to dfrn_id ' . $dfrn_id . ' challenge=' . $challenge);
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System::xmlExit(3, 'Could not match challenge');
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}
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$r = q("DELETE FROM `challenge` WHERE `dfrn-id` = '%s' AND `challenge` = '%s'",
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dbesc($dfrn_id),
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dbesc($challenge)
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);
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dba::delete('challenge', ['dfrn-id' => $dfrn_id, 'challenge' => $challenge]);
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// find the local user who owns this relationship.
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@ -143,8 +118,8 @@ function dfrn_notify_post(App $a) {
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dbesc($a->argv[1])
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);
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if (! DBM::is_result($r)) {
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logger('dfrn_notify: contact not found for dfrn_id ' . $dfrn_id);
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if (!DBM::is_result($r)) {
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logger('contact not found for dfrn_id ' . $dfrn_id);
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System::xmlExit(3, 'Contact not found');
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//NOTREACHED
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}
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@ -153,15 +128,11 @@ function dfrn_notify_post(App $a) {
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$importer = $r[0];
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logger("Remote rino version: ".$rino_remote." for ".$importer["url"], LOGGER_DEBUG);
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if ((($writable != (-1)) && ($writable != $importer['writable'])) || ($importer['forum'] != $forum) || ($importer['prv'] != $prv)) {
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q("UPDATE `contact` SET `writable` = %d, forum = %d, prv = %d WHERE `id` = %d",
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intval(($writable == (-1)) ? $importer['writable'] : $writable),
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intval($forum),
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intval($prv),
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intval($importer['id'])
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);
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$fields = ['writable' => ($writable == (-1)) ? $importer['writable'] : $writable,
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'forum' => $forum, 'prv' => $prv];
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dba::update('contact', $fields, ['id' => $importer['id']]);
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if ($writable != (-1)) {
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$importer['writable'] = $writable;
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}
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@ -173,8 +144,7 @@ function dfrn_notify_post(App $a) {
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$importer = Contact::updateSslPolicy($importer, $ssl_policy);
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logger('dfrn_notify: received notify from ' . $importer['name'] . ' for ' . $importer['username']);
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logger('dfrn_notify: data: ' . $data, LOGGER_DATA);
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logger('data: ' . $data, LOGGER_DATA);
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if ($dissolve == 1) {
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// Relationship is dissolved permanently
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@ -186,8 +156,6 @@ function dfrn_notify_post(App $a) {
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$rino = Config::get('system', 'rino_encrypt');
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$rino = intval($rino);
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logger("Local rino version: " . $rino, LOGGER_DEBUG);
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if (strlen($key)) {
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// if local rino is lower than remote rino, abort: should not happen!
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@ -198,24 +166,25 @@ function dfrn_notify_post(App $a) {
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}
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$rawkey = hex2bin(trim($key));
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logger('rino: md5 raw key: ' . md5($rawkey));
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logger('rino: md5 raw key: ' . md5($rawkey), LOGGER_DATA);
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$final_key = '';
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if ($dfrn_version >= 2.1) {
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if ((($importer['duplex']) && strlen($importer['cprvkey'])) || (! strlen($importer['cpubkey']))) {
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if (($importer['duplex'] && strlen($importer['cprvkey'])) || !strlen($importer['cpubkey'])) {
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openssl_private_decrypt($rawkey, $final_key, $importer['cprvkey']);
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} else {
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openssl_public_decrypt($rawkey, $final_key, $importer['cpubkey']);
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}
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} else {
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if ((($importer['duplex']) && strlen($importer['cpubkey'])) || (! strlen($importer['cprvkey']))) {
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if (($importer['duplex'] && strlen($importer['cpubkey'])) || !strlen($importer['cprvkey'])) {
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openssl_public_decrypt($rawkey, $final_key, $importer['cpubkey']);
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} else {
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openssl_private_decrypt($rawkey, $final_key, $importer['cprvkey']);
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}
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}
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switch($rino_remote) {
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switch ($rino_remote) {
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case 0:
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case 1:
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// we got a key. old code send only the key, without RINO version.
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@ -230,16 +199,80 @@ function dfrn_notify_post(App $a) {
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logger('rino: decrypted data: ' . $data, LOGGER_DATA);
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}
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logger('Importing post from ' . $importer['addr'] . ' to ' . $importer['nickname'] . ' with the RINO ' . $rino_remote . ' encryption.', LOGGER_DEBUG);
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$ret = DFRN::import($data, $importer);
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System::xmlExit($ret, 'Processed');
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// NOTREACHED
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}
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function dfrn_dispatch_public($msg)
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{
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// Fetch the corresponding public contact
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$contact = getDetailsByAddr($msg['author'], 0);
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if (!$contact) {
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logger('Contact not found for address ' . $msg['author']);
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System::xmlExit(3, 'Contact not found');
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}
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// We now have some contact, so we fetch it
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$importer = dba::fetch_first("SELECT *, `name` as `senderName`
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FROM `contact`
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WHERE NOT `blocked` AND `id` = ? LIMIT 1",
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$cid);
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// This should never fail
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if (!DBM::is_result($importer)) {
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logger('Contact not found for address ' . $msg['author']);
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System::xmlExit(3, 'Contact not found');
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}
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logger('Importing post from ' . $msg['author'] . ' with the public envelope.', LOGGER_DEBUG);
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// Now we should be able to import it
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$ret = DFRN::import($msg['message'], $importer);
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System::xmlExit($ret, 'Done');
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}
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function dfrn_dispatch_private($user, $msg)
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{
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// Check if the user has got this contact
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$cid = Contact::getIdForURL($msg['author'], $user['uid']);
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if (!$cid) {
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// Otherwise there should be a public contact
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$cid = Contact::getIdForURL($msg['author']);
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if (!$cid) {
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logger('Contact not found for address ' . $msg['author']);
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System::xmlExit(3, 'Contact not found');
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}
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}
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// We now have some contact, so we fetch it
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$importer = dba::fetch_first("SELECT *, `name` as `senderName`
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FROM `contact`
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WHERE NOT `blocked` AND `id` = ? LIMIT 1",
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$cid);
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// This should never fail
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if (!DBM::is_result($importer)) {
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logger('Contact not found for address ' . $msg['author']);
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System::xmlExit(3, 'Contact not found');
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}
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// Set the user id. This is important if this is a public contact
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$importer['importer_uid'] = $user['uid'];
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logger('Importing post from ' . $msg['author'] . ' to ' . $user['nickname'] . ' with the private envelope.', LOGGER_DEBUG);
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// Now we should be able to import it
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$ret = DFRN::import($msg['message'], $importer);
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System::xmlExit($ret, 'Done');
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}
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function dfrn_notify_content(App $a) {
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if(x($_GET,'dfrn_id')) {
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if (x($_GET,'dfrn_id')) {
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/*
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* initial communication from external contact, $direction is their direction.
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@ -252,10 +285,10 @@ function dfrn_notify_content(App $a) {
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$type = "";
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$last_update = "";
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logger('dfrn_notify: new notification dfrn_id=' . $dfrn_id);
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logger('new notification dfrn_id=' . $dfrn_id);
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$direction = (-1);
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if(strpos($dfrn_id,':') == 1) {
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if (strpos($dfrn_id,':') == 1) {
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$direction = intval(substr($dfrn_id,0,1));
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$dfrn_id = substr($dfrn_id,2);
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}
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@ -264,23 +297,18 @@ function dfrn_notify_content(App $a) {
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$status = 0;
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$r = q("DELETE FROM `challenge` WHERE `expire` < " . intval(time()));
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dba::delete('challenge', ["`expire` < ?", time()]);
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$r = q("INSERT INTO `challenge` ( `challenge`, `dfrn-id`, `expire` , `type`, `last_update` )
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VALUES( '%s', '%s', %d, '%s', '%s' ) ",
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dbesc($hash),
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dbesc($dfrn_id),
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intval(time() + 90 ),
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dbesc($type),
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dbesc($last_update)
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);
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$fields = ['challenge' => $hash, 'dfrn-id' => $dfrn_id, 'expire' => time() + 90,
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'type' => $type, 'last_update' => $last_update];
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dba::insert('challenge', $fields);
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logger('dfrn_notify: challenge=' . $hash, LOGGER_DEBUG);
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logger('challenge=' . $hash, LOGGER_DATA);
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$sql_extra = '';
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switch($direction) {
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case (-1):
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$sql_extra = sprintf(" AND ( `issued-id` = '%s' OR `dfrn-id` = '%s' ) ", dbesc($dfrn_id), dbesc($dfrn_id));
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$sql_extra = sprintf(" AND (`issued-id` = '%s' OR `dfrn-id` = '%s') ", dbesc($dfrn_id), dbesc($dfrn_id));
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$my_id = $dfrn_id;
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break;
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case 0:
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@ -302,11 +330,11 @@ function dfrn_notify_content(App $a) {
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dbesc($a->argv[1])
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);
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if (! DBM::is_result($r)) {
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if (!DBM::is_result($r)) {
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$status = 1;
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}
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logger("Remote rino version: ".$rino_remote." for ".$r[0]["url"], LOGGER_DEBUG);
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logger("Remote rino version: ".$rino_remote." for ".$r[0]["url"], LOGGER_DATA);
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$challenge = '';
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$encrypted_id = '';
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@ -316,7 +344,7 @@ function dfrn_notify_content(App $a) {
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$pub_key = trim($r[0]['pubkey']);
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$dplx = intval($r[0]['duplex']);
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if ((($dplx) && (strlen($prv_key))) || ((strlen($prv_key)) && (!(strlen($pub_key))))) {
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if (($dplx && strlen($prv_key)) || (strlen($prv_key) && !strlen($pub_key))) {
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openssl_private_encrypt($hash, $challenge, $prv_key);
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openssl_private_encrypt($id_str, $encrypted_id, $prv_key);
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} elseif (strlen($pub_key)) {
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@ -334,7 +362,7 @@ function dfrn_notify_content(App $a) {
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$rino = Config::get('system', 'rino_encrypt');
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$rino = intval($rino);
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logger("Local rino version: ". $rino, LOGGER_DEBUG);
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logger("Local rino version: ". $rino, LOGGER_DATA);
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// if requested rino is lower than enabled local rino, lower local rino version
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// if requested rino is higher than enabled local rino, reply with local rino
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@ -342,7 +370,7 @@ function dfrn_notify_content(App $a) {
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$rino = $rino_remote;
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}
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if((($r[0]['rel']) && ($r[0]['rel'] != CONTACT_IS_SHARING)) || ($r[0]['page-flags'] == PAGE_COMMUNITY)) {
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if (($r[0]['rel'] && ($r[0]['rel'] != CONTACT_IS_SHARING)) || ($r[0]['page-flags'] == PAGE_COMMUNITY)) {
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$perm = 'rw';
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} else {
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$perm = 'r';
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@ -362,5 +390,4 @@ function dfrn_notify_content(App $a) {
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killme();
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}
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}
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