*/
class Diaspora
{
- /**
- * Mark the relay contact of the given contact for archival
- * This is called whenever there is a communication issue with the server.
- * It avoids sending stuff to servers who don't exist anymore.
- * The relay contact is a technical contact entry that exists once per server.
- *
- * @param array $contact of the relay contact
- */
- public static function markRelayForArchival(array $contact)
- {
- if (!empty($contact['contact-type']) && ($contact['contact-type'] == Contact::TYPE_RELAY)) {
- // This is already the relay contact, we don't need to fetch it
- $relay_contact = $contact;
- } elseif (empty($contact['baseurl'])) {
- if (!empty($contact['batch'])) {
- $condition = ['uid' => 0, 'network' => Protocol::FEDERATED, 'batch' => $contact['batch'], 'contact-type' => Contact::TYPE_RELAY];
- $relay_contact = DBA::selectFirst('contact', [], $condition);
- } else {
- return;
- }
- } else {
- $relay_contact = self::getRelayContact($contact['baseurl'], []);
- }
-
- if (!empty($relay_contact)) {
- Logger::info('Relay contact will be marked for archival', ['id' => $relay_contact['id'], 'url' => $relay_contact['url']]);
- Contact::markForArchival($relay_contact);
- }
- }
-
- /**
- * Return a list of relay servers
- *
- * The list contains not only the official relays but also servers that we serve directly
- *
- * @param integer $item_id The id of the item that is sent
- * @param array $contacts The previously fetched contacts
- *
- * @return array of relay servers
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
- */
- public static function relayList($item_id, array $contacts = [])
- {
- $serverlist = [];
-
- // Fetching relay servers
- $serverdata = DI::config()->get("system", "relay_server");
-
- if (!empty($serverdata)) {
- $servers = explode(",", $serverdata);
- foreach ($servers as $server) {
- $serverlist[$server] = trim($server);
- }
- }
-
- if (DI::config()->get("system", "relay_directly", false)) {
- // We distribute our stuff based on the parent to ensure that the thread will be complete
- $parent = Item::selectFirst(['uri-id'], ['id' => $item_id]);
- if (!DBA::isResult($parent)) {
- return;
- }
-
- // Servers that want to get all content
- $servers = DBA::select('gserver', ['url'], ['relay-subscribe' => true, 'relay-scope' => 'all']);
- while ($server = DBA::fetch($servers)) {
- $serverlist[$server['url']] = $server['url'];
- }
- DBA::close($servers);
-
- // All tags of the current post
- $tags = DBA::select('tag-view', ['name'], ['uri-id' => $parent['uri-id'], 'type' => Tag::HASHTAG]);
- $taglist = [];
- while ($tag = DBA::fetch($tags)) {
- $taglist[] = $tag['name'];
- }
- DBA::close($tags);
-
- // All servers who wants content with this tag
- $tagserverlist = [];
- if (!empty($taglist)) {
- $tagserver = DBA::select('gserver-tag', ['gserver-id'], ['tag' => $taglist]);
- while ($server = DBA::fetch($tagserver)) {
- $tagserverlist[] = $server['gserver-id'];
- }
- DBA::close($tagserver);
- }
-
- // All adresses with the given id
- if (!empty($tagserverlist)) {
- $servers = DBA::select('gserver', ['url'], ['relay-subscribe' => true, 'relay-scope' => 'tags', 'id' => $tagserverlist]);
- while ($server = DBA::fetch($servers)) {
- $serverlist[$server['url']] = $server['url'];
- }
- DBA::close($servers);
- }
- }
-
- // Now we are collecting all relay contacts
- foreach ($serverlist as $server_url) {
- // We don't send messages to ourselves
- if (Strings::compareLink($server_url, DI::baseUrl())) {
- continue;
- }
- $contact = self::getRelayContact($server_url);
- if (is_bool($contact)) {
- continue;
- }
-
- $exists = false;
- foreach ($contacts as $entry) {
- if ($entry['batch'] == $contact['batch']) {
- $exists = true;
- }
- }
-
- if (!$exists) {
- $contacts[] = $contact;
- }
- }
-
- return $contacts;
- }
-
- /**
- * Return a contact for a given server address or creates a dummy entry
- *
- * @param string $server_url The url of the server
- * @param array $fields Fieldlist
- * @return array with the contact
- * @throws \Exception
- */
- private static function getRelayContact(string $server_url, array $fields = ['batch', 'id', 'url', 'name', 'network', 'protocol', 'archive', 'blocked'])
- {
- // Fetch the relay contact
- $condition = ['uid' => 0, 'nurl' => Strings::normaliseLink($server_url),
- 'contact-type' => Contact::TYPE_RELAY];
- $contact = DBA::selectFirst('contact', $fields, $condition);
-
- if (DBA::isResult($contact)) {
- if ($contact['archive'] || $contact['blocked']) {
- return false;
- }
- return $contact;
- } else {
- self::setRelayContact($server_url);
-
- $contact = DBA::selectFirst('contact', $fields, $condition);
- if (DBA::isResult($contact)) {
- return $contact;
- }
- }
-
- // It should never happen that we arrive here
- return [];
- }
-
- /**
- * Update or insert a relay contact
- *
- * @param string $server_url The url of the server
- * @param array $network_fields Optional network specific fields
- * @throws \Exception
- */
- public static function setRelayContact($server_url, array $network_fields = [])
- {
- $fields = ['created' => DateTimeFormat::utcNow(),
- 'name' => 'relay', 'nick' => 'relay', 'url' => $server_url,
- 'nurl' => Strings::normaliseLink($server_url),
- 'network' => Protocol::DIASPORA, 'uid' => 0,
- 'batch' => $server_url . '/receive/public',
- 'rel' => Contact::FOLLOWER, 'blocked' => false,
- 'pending' => false, 'writable' => true,
- 'baseurl' => $server_url, 'contact-type' => Contact::TYPE_RELAY];
-
- $fields = array_merge($fields, $network_fields);
-
- $condition = ['uid' => 0, 'nurl' => Strings::normaliseLink($server_url)];
- $old = DBA::selectFirst('contact', [], $condition);
- if (DBA::isResult($old)) {
- unset($fields['created']);
- $condition = ['id' => $old['id']];
-
- Logger::info('Update relay contact', ['fields' => $fields, 'condition' => $condition]);
- DBA::update('contact', $fields, $condition, $old);
- } else {
- Logger::info('Create relay contact', ['fields' => $fields]);
- Contact::insert($fields);
- }
- }
-
/**
* Return a list of participating contacts for a thread
*
$datarray["gravity"] = GRAVITY_COMMENT;
$datarray['thr-parent'] = $thr_parent ?: $toplevel_parent_item['uri'];
- $datarray['parent-uri'] = $toplevel_parent_item['uri'];
$datarray["object-type"] = Activity\ObjectType::COMMENT;
$datarray["verb"] = Activity::FOLLOW;
$datarray["gravity"] = GRAVITY_ACTIVITY;
$datarray['thr-parent'] = $toplevel_parent_item['uri'];
- $datarray['parent-uri'] = $toplevel_parent_item['parent-uri'];
$datarray["object-type"] = Activity\ObjectType::NOTE;
$datarray['guid'] = $parent['guid'] . '-' . $guid;
$datarray['uri'] = self::getUriFromGuid($author, $datarray['guid']);
$datarray['thr-parent'] = $parent['uri'];
- $datarray['parent-uri'] = $parent['parent-uri'];
$datarray['verb'] = $datarray['body'] = Activity::ANNOUNCE;
$datarray['gravity'] = GRAVITY_ACTIVITY;
projects / friendica.git / blobdiff