return in_array($protocol, [Protocol::DFRN, Protocol::DIASPORA, Protocol::ACTIVITYPUB]) && !$self;
}
+
+ /**
+ * Search contact table by nick or name
+ *
+ * @param string $search Name or nick
+ * @param string $mode Search mode (e.g. "community")
+ *
+ * @return array with search results
+ * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+ */
+ public static function searchByName($search, $mode = '')
+ {
+ if (empty($search)) {
+ return [];
+ }
+
+ // check supported networks
+ if (DI::config()->get('system', 'diaspora_enabled')) {
+ $diaspora = Protocol::DIASPORA;
+ } else {
+ $diaspora = Protocol::DFRN;
+ }
+
+ if (!DI::config()->get('system', 'ostatus_disabled')) {
+ $ostatus = Protocol::OSTATUS;
+ } else {
+ $ostatus = Protocol::DFRN;
+ }
+
+ // check if we search only communities or every contact
+ if ($mode === 'community') {
+ $extra_sql = sprintf(' AND `contact-type` = %d', Contact::TYPE_COMMUNITY);
+ } else {
+ $extra_sql = '';
+ }
+
+ $search .= '%';
+
+ $results = DBA::p("SELECT * FROM `contact`
+ WHERE NOT `unsearchable` AND `network` IN (?, ?, ?, ?) AND
+ NOT `failed` AND `uid` = ? AND
+ (`addr` LIKE ? OR `name` LIKE ? OR `nick` LIKE ?) $extra_sql
+ ORDER BY `nurl` DESC LIMIT 1000",
+ Protocol::DFRN, Protocol::ACTIVITYPUB, $ostatus, $diaspora, 0, $search, $search, $search
+ );
+
+ $contacts = DBA::toArray($results);
+ return $contacts;
+ }
+
+ /**
+ * @param int $uid user
+ * @param int $start optional, default 0
+ * @param int $limit optional, default 80
+ * @return array
+ */
+ static public function getSuggestions(int $uid, int $start = 0, int $limit = 80)
+ {
+ $cid = self::getPublicIdByUserId($uid);
+ $totallimit = $start + $limit;
+ $contacts = [];
+
+ Logger::info('Collecting suggestions', ['uid' => $uid, 'cid' => $cid, 'start' => $start, 'limit' => $limit]);
+
+ $diaspora = DI::config()->get('system', 'diaspora_enabled') ? Protocol::DIASPORA : Protocol::ACTIVITYPUB;
+ $ostatus = !DI::config()->get('system', 'ostatus_disabled') ? Protocol::OSTATUS : Protocol::ACTIVITYPUB;
+
+ // The query returns contacts where contacts interacted with who the given user follows.
+ // Contacts who already are in the user's contact table are ignored.
+ $results = DBA::select('contact', [],
+ ["`id` IN (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` IN
+ (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` = ?)
+ AND NOT `cid` IN (SELECT `id` FROM `contact` WHERE `uid` = ? AND `nurl` IN
+ (SELECT `nurl` FROM `contact` WHERE `uid` = ? AND `rel` IN (?, ?))))
+ AND NOT `hidden` AND `network` IN (?, ?, ?, ?)",
+ $cid, 0, $uid, Contact::FRIEND, Contact::SHARING,
+ Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus],
+ ['order' => ['last-item' => true], 'limit' => $totallimit]
+ );
+
+ while ($contact = DBA::fetch($results)) {
+ $contacts[$contact['id']] = $contact;
+ }
+ DBA::close($results);
+
+ Logger::info('Contacts of contacts who are followed by the given user', ['uid' => $uid, 'cid' => $cid, 'count' => count($contacts)]);
+
+ if (count($contacts) >= $totallimit) {
+ return array_slice($contacts, $start, $limit);
+ }
+
+ // The query returns contacts where contacts interacted with who also interacted with the given user.
+ // Contacts who already are in the user's contact table are ignored.
+ $results = DBA::select('contact', [],
+ ["`id` IN (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` IN
+ (SELECT `relation-cid` FROM `contact-relation` WHERE `cid` = ?)
+ AND NOT `cid` IN (SELECT `id` FROM `contact` WHERE `uid` = ? AND `nurl` IN
+ (SELECT `nurl` FROM `contact` WHERE `uid` = ? AND `rel` IN (?, ?))))
+ AND NOT `hidden` AND `network` IN (?, ?, ?, ?)",
+ $cid, 0, $uid, Contact::FRIEND, Contact::SHARING,
+ Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus],
+ ['order' => ['last-item' => true], 'limit' => $totallimit]
+ );
+
+ while ($contact = DBA::fetch($results)) {
+ $contacts[$contact['id']] = $contact;
+ }
+ DBA::close($results);
+
+ Logger::info('Contacts of contacts who are following the given user', ['uid' => $uid, 'cid' => $cid, 'count' => count($contacts)]);
+
+ if (count($contacts) >= $totallimit) {
+ return array_slice($contacts, $start, $limit);
+ }
+
+ // The query returns contacts that follow the given user but aren't followed by that user.
+ $results = DBA::select('contact', [],
+ ["`nurl` IN (SELECT `nurl` FROM `contact` WHERE `uid` = ? AND `rel` = ?)
+ AND NOT `hidden` AND `uid` = ? AND `network` IN (?, ?, ?, ?)",
+ $uid, Contact::FOLLOWER, 0,
+ Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus],
+ ['order' => ['last-item' => true], 'limit' => $totallimit]
+ );
+
+ while ($contact = DBA::fetch($results)) {
+ $contacts[$contact['id']] = $contact;
+ }
+ DBA::close($results);
+
+ Logger::info('Followers that are not followed by the given user', ['uid' => $uid, 'cid' => $cid, 'count' => count($contacts)]);
+
+ if (count($contacts) >= $totallimit) {
+ return array_slice($contacts, $start, $limit);
+ }
+
+ // The query returns any contact that isn't followed by that user.
+ $results = DBA::select('contact', [],
+ ["NOT `nurl` IN (SELECT `nurl` FROM `contact` WHERE `uid` = ? AND `rel` IN (?, ?))
+ AND NOT `hidden` AND `uid` = ? AND `network` IN (?, ?, ?, ?)",
+ $uid, Contact::FRIEND, Contact::SHARING, 0,
+ Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus],
+ ['order' => ['last-item' => true], 'limit' => $totallimit]
+ );
+
+ while ($contact = DBA::fetch($results)) {
+ $contacts[$contact['id']] = $contact;
+ }
+ DBA::close($results);
+
+ Logger::info('Any contact', ['uid' => $uid, 'cid' => $cid, 'count' => count($contacts)]);
+
+ return array_slice($contacts, $start, $limit);
+ }
}