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 = ' AND `community`'; } else { $extra_sql = ''; } $search .= '%'; $results = DBA::p("SELECT `nurl` FROM `gcontact` WHERE NOT `hide` AND `network` IN (?, ?, ?, ?) AND ((`last_contact` >= `last_failure`) OR (`updated` >= `last_failure`)) AND (`addr` LIKE ? OR `name` LIKE ? OR `nick` LIKE ?) $extra_sql GROUP BY `nurl` ORDER BY `nurl` DESC LIMIT 1000", Protocol::DFRN, Protocol::ACTIVITYPUB, $ostatus, $diaspora, $search, $search, $search ); $gcontacts = []; while ($result = DBA::fetch($results)) { $urlparts = parse_url($result['nurl']); // Ignore results that look strange. // For historic reasons the gcontact table does contain some garbage. if (!empty($urlparts['query']) || !empty($urlparts['fragment'])) { continue; } $gcontacts[] = Contact::getDetailsByURL($result['nurl'], local_user()); } return $gcontacts; } /** * Link the gcontact entry with user, contact and global contact * * @param integer $gcid Global contact ID * @param integer $uid User ID * @param integer $cid Contact ID * @param integer $zcid Global Contact ID * @return void * @throws Exception */ public static function link($gcid, $uid = 0, $cid = 0, $zcid = 0) { if ($gcid <= 0) { return; } $condition = ['cid' => $cid, 'uid' => $uid, 'gcid' => $gcid, 'zcid' => $zcid]; DBA::update('glink', ['updated' => DateTimeFormat::utcNow()], $condition, true); } /** * Sanitize the given gcontact data * * Generation: * 0: No definition * 1: Profiles on this server * 2: Contacts of profiles on this server * 3: Contacts of contacts of profiles on this server * 4: ... * * @param array $gcontact array with gcontact data * @return array $gcontact * @throws Exception */ public static function sanitize($gcontact) { if (empty($gcontact['url'])) { throw new Exception('URL is empty'); } $gcontact['server_url'] = $gcontact['server_url'] ?? ''; $urlparts = parse_url($gcontact['url']); if (empty($urlparts['scheme'])) { throw new Exception('This (' . $gcontact['url'] . ") doesn't seem to be an url."); } if (in_array($urlparts['host'], ['twitter.com', 'identi.ca'])) { throw new Exception('Contact from a non federated network ignored. (' . $gcontact['url'] . ')'); } // Don't store the statusnet connector as network // We can't simply set this to Protocol::OSTATUS since the connector could have fetched posts from friendica as well if ($gcontact['network'] == Protocol::STATUSNET) { $gcontact['network'] = ''; } // Assure that there are no parameter fragments in the profile url if (empty($gcontact['*network']) || in_array($gcontact['network'], Protocol::FEDERATED)) { $gcontact['url'] = self::cleanContactUrl($gcontact['url']); } // The global contacts should contain the original picture, not the cached one if (($gcontact['generation'] != 1) && stristr(Strings::normaliseLink($gcontact['photo']), Strings::normaliseLink(DI::baseUrl() . '/photo/'))) { $gcontact['photo'] = ''; } if (empty($gcontact['network'])) { $gcontact['network'] = ''; $condition = ["`uid` = 0 AND `nurl` = ? AND `network` != '' AND `network` != ?", Strings::normaliseLink($gcontact['url']), Protocol::STATUSNET]; $contact = DBA::selectFirst('contact', ['network'], $condition); if (DBA::isResult($contact)) { $gcontact['network'] = $contact['network']; } if (($gcontact['network'] == '') || ($gcontact['network'] == Protocol::OSTATUS)) { $condition = ["`uid` = 0 AND `alias` IN (?, ?) AND `network` != '' AND `network` != ?", $gcontact['url'], Strings::normaliseLink($gcontact['url']), Protocol::STATUSNET]; $contact = DBA::selectFirst('contact', ['network'], $condition); if (DBA::isResult($contact)) { $gcontact['network'] = $contact['network']; } } } $fields = ['network', 'updated', 'server_url', 'url', 'addr']; $gcnt = DBA::selectFirst('gcontact', $fields, ['nurl' => Strings::normaliseLink($gcontact['url'])]); if (DBA::isResult($gcnt)) { if (!isset($gcontact['network']) && ($gcnt['network'] != Protocol::STATUSNET)) { $gcontact['network'] = $gcnt['network']; } if ($gcontact['updated'] <= DBA::NULL_DATETIME) { $gcontact['updated'] = $gcnt['updated']; } if (!isset($gcontact['server_url']) && (Strings::normaliseLink($gcnt['server_url']) != Strings::normaliseLink($gcnt['url']))) { $gcontact['server_url'] = $gcnt['server_url']; } if (!isset($gcontact['addr'])) { $gcontact['addr'] = $gcnt['addr']; } } if ((!isset($gcontact['network']) || !isset($gcontact['name']) || !isset($gcontact['addr']) || !isset($gcontact['photo']) || !isset($gcontact['server_url'])) && GServer::reachable($gcontact['url'], $gcontact['server_url'], $gcontact['network'], false) ) { $data = Probe::uri($gcontact['url']); if ($data['network'] == Protocol::PHANTOM) { throw new Exception('Probing for URL ' . $gcontact['url'] . ' failed'); } $orig_profile = $gcontact['url']; $gcontact['server_url'] = $data['baseurl']; $gcontact = array_merge($gcontact, $data); } if (!isset($gcontact['name']) || !isset($gcontact['photo'])) { throw new Exception('No name and photo for URL '.$gcontact['url']); } if (!in_array($gcontact['network'], Protocol::FEDERATED)) { throw new Exception('No federated network (' . $gcontact['network'] . ') detected for URL ' . $gcontact['url']); } if (empty($gcontact['server_url'])) { // We check the server url to be sure that it is a real one $server_url = self::getBasepath($gcontact['url']); // We are now sure that it is a correct URL. So we use it in the future if ($server_url != '') { $gcontact['server_url'] = $server_url; } } // The server URL doesn't seem to be valid, so we don't store it. if (!GServer::check($gcontact['server_url'], $gcontact['network'])) { $gcontact['server_url'] = ''; } return $gcontact; } /** * @param integer $uid id * @param integer $cid id * @return integer * @throws Exception */ public static function countCommonFriends($uid, $cid) { $r = q( "SELECT count(*) as `total` FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id` WHERE `glink`.`cid` = %d AND `glink`.`uid` = %d AND ((`gcontact`.`last_contact` >= `gcontact`.`last_failure`) OR (`gcontact`.`updated` >= `gcontact`.`last_failure`)) AND `gcontact`.`nurl` IN (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 and id != %d) ", intval($cid), intval($uid), intval($uid), intval($cid) ); if (DBA::isResult($r)) { return $r[0]['total']; } return 0; } /** * @param integer $uid id * @param integer $zcid zcid * @return integer * @throws Exception */ public static function countCommonFriendsZcid($uid, $zcid) { $r = q( "SELECT count(*) as `total` FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id` where `glink`.`zcid` = %d and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0) ", intval($zcid), intval($uid) ); if (DBA::isResult($r)) { return $r[0]['total']; } return 0; } /** * @param integer $uid user * @param integer $cid cid * @param integer $start optional, default 0 * @param integer $limit optional, default 9999 * @param boolean $shuffle optional, default false * @return object * @throws Exception */ public static function commonFriends($uid, $cid, $start = 0, $limit = 9999, $shuffle = false) { if ($shuffle) { $sql_extra = " order by rand() "; } else { $sql_extra = " order by `gcontact`.`name` asc "; } $r = q( "SELECT `gcontact`.*, `contact`.`id` AS `cid` FROM `glink` INNER JOIN `gcontact` ON `glink`.`gcid` = `gcontact`.`id` INNER JOIN `contact` ON `gcontact`.`nurl` = `contact`.`nurl` WHERE `glink`.`cid` = %d and `glink`.`uid` = %d AND `contact`.`uid` = %d AND `contact`.`self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`hidden` = 0 AND `contact`.`id` != %d AND ((`gcontact`.`last_contact` >= `gcontact`.`last_failure`) OR (`gcontact`.`updated` >= `gcontact`.`last_failure`)) $sql_extra LIMIT %d, %d", intval($cid), intval($uid), intval($uid), intval($cid), intval($start), intval($limit) ); /// @TODO Check all calling-findings of this function if they properly use DBA::isResult() return $r; } /** * @param integer $uid user * @param integer $zcid zcid * @param integer $start optional, default 0 * @param integer $limit optional, default 9999 * @param boolean $shuffle optional, default false * @return object * @throws Exception */ public static function commonFriendsZcid($uid, $zcid, $start = 0, $limit = 9999, $shuffle = false) { if ($shuffle) { $sql_extra = " order by rand() "; } else { $sql_extra = " order by `gcontact`.`name` asc "; } $r = q( "SELECT `gcontact`.* FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id` where `glink`.`zcid` = %d and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0) $sql_extra limit %d, %d", intval($zcid), intval($uid), intval($start), intval($limit) ); /// @TODO Check all calling-findings of this function if they properly use DBA::isResult() return $r; } /** * @param integer $uid user * @param integer $cid cid * @return integer * @throws Exception */ public static function countAllFriends($uid, $cid) { $r = q( "SELECT count(*) as `total` FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id` where `glink`.`cid` = %d and `glink`.`uid` = %d AND ((`gcontact`.`last_contact` >= `gcontact`.`last_failure`) OR (`gcontact`.`updated` >= `gcontact`.`last_failure`))", intval($cid), intval($uid) ); if (DBA::isResult($r)) { return $r[0]['total']; } return 0; } /** * @param integer $uid user * @param integer $cid cid * @param integer $start optional, default 0 * @param integer $limit optional, default 80 * @return array * @throws Exception */ public static function allFriends($uid, $cid, $start = 0, $limit = 80) { $r = q( "SELECT `gcontact`.*, `contact`.`id` AS `cid` FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id` LEFT JOIN `contact` ON `contact`.`nurl` = `gcontact`.`nurl` AND `contact`.`uid` = %d WHERE `glink`.`cid` = %d AND `glink`.`uid` = %d AND ((`gcontact`.`last_contact` >= `gcontact`.`last_failure`) OR (`gcontact`.`updated` >= `gcontact`.`last_failure`)) ORDER BY `gcontact`.`name` ASC LIMIT %d, %d ", intval($uid), intval($cid), intval($uid), intval($start), intval($limit) ); /// @TODO Check all calling-findings of this function if they properly use DBA::isResult() return $r; } /** * @param int $uid user * @param integer $start optional, default 0 * @param integer $limit optional, default 80 * @return array * @throws \Friendica\Network\HTTPException\InternalServerErrorException */ public static function suggestionQuery($uid, $start = 0, $limit = 80) { if (!$uid) { return []; } $network = [Protocol::DFRN, Protocol::ACTIVITYPUB]; if (DI::config()->get('system', 'diaspora_enabled')) { $network[] = Protocol::DIASPORA; } if (!DI::config()->get('system', 'ostatus_disabled')) { $network[] = Protocol::OSTATUS; } $sql_network = "'" . implode("', '", $network) . "'"; /// @todo This query is really slow // By now we cache the data for five minutes $r = q( "SELECT count(glink.gcid) as `total`, gcontact.* from gcontact INNER JOIN `glink` ON `glink`.`gcid` = `gcontact`.`id` where uid = %d and not gcontact.nurl in ( select nurl from contact where uid = %d ) AND NOT `gcontact`.`name` IN (SELECT `name` FROM `contact` WHERE `uid` = %d) AND NOT `gcontact`.`id` IN (SELECT `gcid` FROM `gcign` WHERE `uid` = %d) AND `gcontact`.`updated` >= '%s' AND NOT `gcontact`.`hide` AND `gcontact`.`last_contact` >= `gcontact`.`last_failure` AND `gcontact`.`network` IN (%s) GROUP BY `glink`.`gcid` ORDER BY `gcontact`.`updated` DESC,`total` DESC LIMIT %d, %d", intval($uid), intval($uid), intval($uid), intval($uid), DBA::NULL_DATETIME, $sql_network, intval($start), intval($limit) ); if (DBA::isResult($r) && count($r) >= ($limit -1)) { return $r; } $r2 = q( "SELECT gcontact.* FROM gcontact INNER JOIN `glink` ON `glink`.`gcid` = `gcontact`.`id` WHERE `glink`.`uid` = 0 AND `glink`.`cid` = 0 AND `glink`.`zcid` = 0 AND NOT `gcontact`.`nurl` IN (SELECT `nurl` FROM `contact` WHERE `uid` = %d) AND NOT `gcontact`.`name` IN (SELECT `name` FROM `contact` WHERE `uid` = %d) AND NOT `gcontact`.`id` IN (SELECT `gcid` FROM `gcign` WHERE `uid` = %d) AND `gcontact`.`updated` >= '%s' AND `gcontact`.`last_contact` >= `gcontact`.`last_failure` AND `gcontact`.`network` IN (%s) ORDER BY rand() LIMIT %d, %d", intval($uid), intval($uid), intval($uid), DBA::NULL_DATETIME, $sql_network, intval($start), intval($limit) ); $list = []; foreach ($r2 as $suggestion) { $list[$suggestion['nurl']] = $suggestion; } foreach ($r as $suggestion) { $list[$suggestion['nurl']] = $suggestion; } while (sizeof($list) > ($limit)) { array_pop($list); } return $list; } /** * @return void * @throws \Friendica\Network\HTTPException\InternalServerErrorException */ public static function updateSuggestions() { $done = []; /// @TODO Check if it is really neccessary to poll the own server PortableContact::loadWorker(0, 0, 0, DI::baseUrl() . '/poco'); $done[] = DI::baseUrl() . '/poco'; if (strlen(DI::config()->get('system', 'directory'))) { $x = Network::fetchUrl(Search::getGlobalDirectory() . '/pubsites'); if (!empty($x)) { $j = json_decode($x); if (!empty($j->entries)) { foreach ($j->entries as $entry) { GServer::check($entry->url); $url = $entry->url . '/poco'; if (!in_array($url, $done)) { PortableContact::loadWorker(0, 0, 0, $url); $done[] = $url; } } } } } // Query your contacts from Friendica and Redmatrix/Hubzilla for their contacts $contacts = DBA::p("SELECT DISTINCT(`poco`) AS `poco` FROM `contact` WHERE `network` IN (?, ?)", Protocol::DFRN, Protocol::DIASPORA); while ($contact = DBA::fetch($contacts)) { $base = substr($contact['poco'], 0, strrpos($contact['poco'], '/')); if (!in_array($base, $done)) { PortableContact::loadWorker(0, 0, 0, $base); } } } /** * Removes unwanted parts from a contact url * * @param string $url Contact url * * @return string Contact url with the wanted parts * @throws Exception */ public static function cleanContactUrl($url) { $parts = parse_url($url); if (empty($parts['scheme']) || empty($parts['host'])) { return $url; } $new_url = $parts['scheme'] . '://' . $parts['host']; if (!empty($parts['port'])) { $new_url .= ':' . $parts['port']; } if (!empty($parts['path'])) { $new_url .= $parts['path']; } if ($new_url != $url) { Logger::info('Cleaned contact url', ['url' => $url, 'new_url' => $new_url, 'callstack' => System::callstack()]); } return $new_url; } /** * Fetch the gcontact id, add an entry if not existed * * @param array $contact contact array * * @return bool|int Returns false if not found, integer if contact was found * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ public static function getId($contact) { $gcontact_id = 0; if (empty($contact['network'])) { Logger::notice('Empty network', ['url' => $contact['url'], 'callstack' => System::callstack()]); return false; } if (in_array($contact['network'], [Protocol::PHANTOM])) { Logger::notice('Invalid network', ['url' => $contact['url'], 'callstack' => System::callstack()]); return false; } if ($contact['network'] == Protocol::STATUSNET) { $contact['network'] = Protocol::OSTATUS; } // All new contacts are hidden by default if (!isset($contact['hide'])) { $contact['hide'] = true; } // Remove unwanted parts from the contact url (e.g. '?zrl=...') if (in_array($contact['network'], Protocol::FEDERATED)) { $contact['url'] = self::cleanContactUrl($contact['url']); } DBA::lock('gcontact'); $fields = ['id', 'last_contact', 'last_failure', 'network']; $gcnt = DBA::selectFirst('gcontact', $fields, ['nurl' => Strings::normaliseLink($contact['url'])]); if (DBA::isResult($gcnt)) { $gcontact_id = $gcnt['id']; } else { $contact['location'] = $contact['location'] ?? ''; $contact['about'] = $contact['about'] ?? ''; $contact['generation'] = $contact['generation'] ?? 0; $fields = ['name' => $contact['name'], 'nick' => $contact['nick'] ?? '', 'addr' => $contact['addr'] ?? '', 'network' => $contact['network'], 'url' => $contact['url'], 'nurl' => Strings::normaliseLink($contact['url']), 'photo' => $contact['photo'], 'created' => DateTimeFormat::utcNow(), 'updated' => DateTimeFormat::utcNow(), 'location' => $contact['location'], 'about' => $contact['about'], 'hide' => $contact['hide'], 'generation' => $contact['generation']]; DBA::insert('gcontact', $fields); $condition = ['nurl' => Strings::normaliseLink($contact['url'])]; $cnt = DBA::selectFirst('gcontact', ['id', 'network'], $condition, ['order' => ['id']]); if (DBA::isResult($cnt)) { $gcontact_id = $cnt['id']; } } DBA::unlock(); return $gcontact_id; } /** * Updates the gcontact table from a given array * * @param array $contact contact array * * @return bool|int Returns false if not found, integer if contact was found * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ public static function update($contact) { // Check for invalid "contact-type" value if (isset($contact['contact-type']) && (intval($contact['contact-type']) < 0)) { $contact['contact-type'] = 0; } /// @todo update contact table as well $gcontact_id = self::getId($contact); if (!$gcontact_id) { return false; } $public_contact = DBA::selectFirst('gcontact', [ 'name', 'nick', 'photo', 'location', 'about', 'addr', 'generation', 'birthday', 'gender', 'keywords', 'contact-type', 'hide', 'nsfw', 'network', 'alias', 'notify', 'server_url', 'connect', 'updated', 'url' ], ['id' => $gcontact_id]); if (!DBA::isResult($public_contact)) { return false; } // Get all field names $fields = []; foreach ($public_contact as $field => $data) { $fields[$field] = $data; } unset($fields['url']); unset($fields['updated']); unset($fields['hide']); // Bugfix: We had an error in the storing of keywords which lead to the "0" // This value is still transmitted via poco. if (isset($contact['keywords']) && ($contact['keywords'] == '0')) { unset($contact['keywords']); } if (isset($public_contact['keywords']) && ($public_contact['keywords'] == '0')) { $public_contact['keywords'] = ''; } // assign all unassigned fields from the database entry foreach ($fields as $field => $data) { if (empty($contact[$field])) { $contact[$field] = $public_contact[$field]; } } if (!isset($contact['hide'])) { $contact['hide'] = $public_contact['hide']; } $fields['hide'] = $public_contact['hide']; if ($contact['network'] == Protocol::STATUSNET) { $contact['network'] = Protocol::OSTATUS; } if (!isset($contact['updated'])) { $contact['updated'] = DateTimeFormat::utcNow(); } if ($contact['network'] == Protocol::TWITTER) { $contact['server_url'] = 'http://twitter.com'; } if (empty($contact['server_url'])) { $data = Probe::uri($contact['url']); if ($data['network'] != Protocol::PHANTOM) { $contact['server_url'] = $data['baseurl']; } } else { $contact['server_url'] = Strings::normaliseLink($contact['server_url']); } if (empty($contact['addr']) && !empty($contact['server_url']) && !empty($contact['nick'])) { $hostname = str_replace('http://', '', $contact['server_url']); $contact['addr'] = $contact['nick'] . '@' . $hostname; } // Check if any field changed $update = false; unset($fields['generation']); if ((($contact['generation'] > 0) && ($contact['generation'] <= $public_contact['generation'])) || ($public_contact['generation'] == 0)) { foreach ($fields as $field => $data) { if ($contact[$field] != $public_contact[$field]) { Logger::debug('Difference found.', ['contact' => $contact['url'], 'field' => $field, 'new' => $contact[$field], 'old' => $public_contact[$field]]); $update = true; } } if ($contact['generation'] < $public_contact['generation']) { Logger::debug('Difference found.', ['contact' => $contact['url'], 'field' => 'generation', 'new' => $contact['generation'], 'old' => $public_contact['generation']]); $update = true; } } if ($update) { Logger::debug('Update gcontact.', ['contact' => $contact['url']]); $condition = ["`nurl` = ? AND (`generation` = 0 OR `generation` >= ?)", Strings::normaliseLink($contact['url']), $contact['generation']]; $contact['updated'] = DateTimeFormat::utc($contact['updated']); $updated = [ 'photo' => $contact['photo'], 'name' => $contact['name'], 'nick' => $contact['nick'], 'addr' => $contact['addr'], 'network' => $contact['network'], 'birthday' => $contact['birthday'], 'gender' => $contact['gender'], 'keywords' => $contact['keywords'], 'hide' => $contact['hide'], 'nsfw' => $contact['nsfw'], 'contact-type' => $contact['contact-type'], 'alias' => $contact['alias'], 'notify' => $contact['notify'], 'url' => $contact['url'], 'location' => $contact['location'], 'about' => $contact['about'], 'generation' => $contact['generation'], 'updated' => $contact['updated'], 'server_url' => $contact['server_url'], 'connect' => $contact['connect'] ]; DBA::update('gcontact', $updated, $condition, $fields); } return $gcontact_id; } /** * Set the last date that the contact had posted something * * @param string $data Probing result * @param bool $force force updating */ public static function setLastUpdate(array $data, bool $force = false) { // Fetch the global contact $gcontact = DBA::selectFirst('gcontact', ['created', 'updated', 'last_contact', 'last_failure'], ['nurl' => Strings::normaliseLink($data['url'])]); if (!DBA::isResult($gcontact)) { return; } if (!$force && !GServer::updateNeeded($gcontact['created'], $gcontact['updated'], $gcontact['last_failure'], $gcontact['last_contact'])) { Logger::info("Don't update profile", ['url' => $data['url'], 'updated' => $gcontact['updated']]); return; } if (self::updateFromNoScrape($data)) { return; } if (!empty($data['outbox'])) { self::updateFromOutbox($data['outbox'], $data); } elseif (!empty($data['poll']) && ($data['network'] == Protocol::ACTIVITYPUB)) { self::updateFromOutbox($data['poll'], $data); } elseif (!empty($data['poll'])) { self::updateFromFeed($data); } } /** * Update a global contact via the "noscrape" endpoint * * @param string $data Probing result * * @return bool 'true' if update was successful or the server was unreachable */ private static function updateFromNoScrape(array $data) { // Check the 'noscrape' endpoint when it is a Friendica server $gserver = DBA::selectFirst('gserver', ['noscrape'], ["`nurl` = ? AND `noscrape` != ''", Strings::normaliseLink($data['baseurl'])]); if (!DBA::isResult($gserver)) { return false; } $curlResult = Network::curl($gserver['noscrape'] . '/' . $data['nick']); if ($curlResult->isSuccess() && !empty($curlResult->getBody())) { $noscrape = json_decode($curlResult->getBody(), true); if (!empty($noscrape) && !empty($noscrape['updated'])) { $noscrape['updated'] = DateTimeFormat::utc($noscrape['updated'], DateTimeFormat::MYSQL); $fields = ['last_contact' => DateTimeFormat::utcNow(), 'updated' => $noscrape['updated']]; DBA::update('gcontact', $fields, ['nurl' => Strings::normaliseLink($data['url'])]); return true; } } elseif ($curlResult->isTimeout()) { // On a timeout return the existing value, but mark the contact as failure $fields = ['last_failure' => DateTimeFormat::utcNow()]; DBA::update('gcontact', $fields, ['nurl' => Strings::normaliseLink($data['url'])]); return true; } return false; } /** * Update a global contact via an ActivityPub Outbox * * @param string $feed * @param array $data Probing result * @throws \Friendica\Network\HTTPException\InternalServerErrorException */ private static function updateFromOutbox(string $feed, array $data) { $outbox = ActivityPub::fetchContent($feed); if (empty($outbox)) { return; } if (!empty($outbox['orderedItems'])) { $items = $outbox['orderedItems']; } elseif (!empty($outbox['first']['orderedItems'])) { $items = $outbox['first']['orderedItems']; } elseif (!empty($outbox['first']['href'])) { self::updateFromOutbox($outbox['first']['href'], $data); return; } elseif (!empty($outbox['first'])) { if (is_string($outbox['first'])) { self::updateFromOutbox($outbox['first'], $data); } else { Logger::warning('Unexpected data', ['outbox' => $outbox]); } return; } else { $items = []; } $last_updated = ''; foreach ($items as $activity) { if (!empty($activity['published'])) { $published = DateTimeFormat::utc($activity['published']); } elseif (!empty($activity['object']['published'])) { $published = DateTimeFormat::utc($activity['object']['published']); } else { continue; } if ($last_updated < $published) { $last_updated = $published; } } if (empty($last_updated)) { return; } $fields = ['last_contact' => DateTimeFormat::utcNow(), 'updated' => $last_updated]; DBA::update('gcontact', $fields, ['nurl' => Strings::normaliseLink($data['url'])]); } /** * Update a global contact via an XML feed * * @param string $data Probing result */ private static function updateFromFeed(array $data) { // Search for the newest entry in the feed $curlResult = Network::curl($data['poll']); if (!$curlResult->isSuccess()) { $fields = ['last_failure' => DateTimeFormat::utcNow()]; DBA::update('gcontact', $fields, ['nurl' => Strings::normaliseLink($data['url'])]); Logger::info("Profile wasn't reachable (no feed)", ['url' => $data['url']]); return; } $doc = new DOMDocument(); @$doc->loadXML($curlResult->getBody()); $xpath = new DOMXPath($doc); $xpath->registerNamespace('atom', 'http://www.w3.org/2005/Atom'); $entries = $xpath->query('/atom:feed/atom:entry'); $last_updated = ''; foreach ($entries as $entry) { $published_item = $xpath->query('atom:published/text()', $entry)->item(0); $updated_item = $xpath->query('atom:updated/text()' , $entry)->item(0); $published = !empty($published_item->nodeValue) ? DateTimeFormat::utc($published_item->nodeValue) : null; $updated = !empty($updated_item->nodeValue) ? DateTimeFormat::utc($updated_item->nodeValue) : null; if (empty($published) || empty($updated)) { Logger::notice('Invalid entry for XPath.', ['entry' => $entry, 'url' => $data['url']]); continue; } if ($last_updated < $published) { $last_updated = $published; } if ($last_updated < $updated) { $last_updated = $updated; } } if (empty($last_updated)) { return; } $fields = ['last_contact' => DateTimeFormat::utcNow(), 'updated' => $last_updated]; DBA::update('gcontact', $fields, ['nurl' => Strings::normaliseLink($data['url'])]); } /** * Updates the gcontact entry from a given public contact id * * @param integer $cid contact id * @return void * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ public static function updateFromPublicContactID($cid) { self::updateFromPublicContact(['id' => $cid]); } /** * Updates the gcontact entry from a given public contact url * * @param string $url contact url * @return integer gcontact id * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ public static function updateFromPublicContactURL($url) { return self::updateFromPublicContact(['nurl' => Strings::normaliseLink($url)]); } /** * Helper function for updateFromPublicContactID and updateFromPublicContactURL * * @param array $condition contact condition * @return integer gcontact id * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ private static function updateFromPublicContact($condition) { $fields = ['name', 'nick', 'url', 'nurl', 'location', 'about', 'keywords', 'gender', 'bd', 'contact-type', 'network', 'addr', 'notify', 'alias', 'archive', 'term-date', 'created', 'updated', 'avatar', 'success_update', 'failure_update', 'forum', 'prv', 'baseurl', 'sensitive', 'unsearchable']; $contact = DBA::selectFirst('contact', $fields, array_merge($condition, ['uid' => 0, 'network' => Protocol::FEDERATED])); if (!DBA::isResult($contact)) { return 0; } $fields = ['name', 'nick', 'url', 'nurl', 'location', 'about', 'keywords', 'gender', 'generation', 'birthday', 'contact-type', 'network', 'addr', 'notify', 'alias', 'archived', 'archive_date', 'created', 'updated', 'photo', 'last_contact', 'last_failure', 'community', 'connect', 'server_url', 'nsfw', 'hide', 'id']; $old_gcontact = DBA::selectFirst('gcontact', $fields, ['nurl' => $contact['nurl']]); $do_insert = !DBA::isResult($old_gcontact); if ($do_insert) { $old_gcontact = []; } $gcontact = []; // These fields are identical in both contact and gcontact $fields = ['name', 'nick', 'url', 'nurl', 'location', 'about', 'keywords', 'gender', 'contact-type', 'network', 'addr', 'notify', 'alias', 'created', 'updated']; foreach ($fields as $field) { $gcontact[$field] = $contact[$field]; } // These fields are having different names but the same content $gcontact['server_url'] = $contact['baseurl'] ?? ''; // "baseurl" can be null, "server_url" not $gcontact['nsfw'] = $contact['sensitive']; $gcontact['hide'] = $contact['unsearchable']; $gcontact['archived'] = $contact['archive']; $gcontact['archive_date'] = $contact['term-date']; $gcontact['birthday'] = $contact['bd']; $gcontact['photo'] = $contact['avatar']; $gcontact['last_contact'] = $contact['success_update']; $gcontact['last_failure'] = $contact['failure_update']; $gcontact['community'] = ($contact['forum'] || $contact['prv']); foreach (['last_contact', 'last_failure', 'updated'] as $field) { if (!empty($old_gcontact[$field]) && ($old_gcontact[$field] >= $gcontact[$field])) { unset($gcontact[$field]); } } if (!$gcontact['archived']) { $gcontact['archive_date'] = DBA::NULL_DATETIME; } if (!empty($old_gcontact['created']) && ($old_gcontact['created'] > DBA::NULL_DATETIME) && ($old_gcontact['created'] <= $gcontact['created'])) { unset($gcontact['created']); } if (empty($gcontact['birthday']) && ($gcontact['birthday'] <= DBA::NULL_DATETIME)) { unset($gcontact['birthday']); } if (empty($old_gcontact['generation']) || ($old_gcontact['generation'] > 2)) { $gcontact['generation'] = 2; // We fetched the data directly from the other server } if (!$do_insert) { DBA::update('gcontact', $gcontact, ['nurl' => $contact['nurl']], $old_gcontact); return $old_gcontact['id']; } elseif (!$gcontact['archived']) { DBA::insert('gcontact', $gcontact); return DBA::lastInsertId(); } } /** * Updates the gcontact entry from probe * * @param string $url profile link * @param boolean $force Optional forcing of network probing (otherwise we use the cached data) * * @return boolean 'true' when contact had been updated * * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ public static function updateFromProbe($url, $force = false) { $data = Probe::uri($url, $force); if (in_array($data['network'], [Protocol::PHANTOM])) { $fields = ['last_failure' => DateTimeFormat::utcNow()]; DBA::update('gcontact', $fields, ['nurl' => Strings::normaliseLink($url)]); Logger::info('Invalid network for contact', ['url' => $data['url'], 'callstack' => System::callstack()]); return false; } $data['server_url'] = $data['baseurl']; self::update($data); // Set the date of the latest post self::setLastUpdate($data, $force); return true; } /** * Update the gcontact entry for a given user id * * @param int $uid User ID * @return bool * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ public static function updateForUser($uid) { $profile = Profile::getByUID($uid); if (empty($profile)) { Logger::error('Cannot find profile', ['uid' => $uid]); return false; } $user = User::getOwnerDataById($uid); if (empty($user)) { Logger::error('Cannot find user', ['uid' => $uid]); return false; } $userdata = array_merge($profile, $user); $location = Profile::formatLocation( ['locality' => $userdata['locality'], 'region' => $userdata['region'], 'country-name' => $userdata['country-name']] ); $gcontact = ['name' => $userdata['name'], 'location' => $location, 'about' => $userdata['about'], 'gender' => '', 'keywords' => $userdata['pub_keywords'], 'birthday' => $userdata['dob'], 'photo' => $userdata['photo'], "notify" => $userdata['notify'], 'url' => $userdata['url'], "hide" => ($userdata['hidewall'] || !$userdata['net-publish']), 'nick' => $userdata['nickname'], 'addr' => $userdata['addr'], "connect" => $userdata['addr'], "server_url" => DI::baseUrl(), "generation" => 1, 'network' => Protocol::DFRN]; self::update($gcontact); } /** * Get the basepath for a given contact link * * @param string $url The gcontact link * @param boolean $dont_update Don't update the contact * * @return string basepath * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ public static function getBasepath($url, $dont_update = false) { $gcontact = DBA::selectFirst('gcontact', ['server_url'], ['nurl' => Strings::normaliseLink($url)]); if (!empty($gcontact['server_url'])) { return $gcontact['server_url']; } elseif ($dont_update) { return ''; } self::updateFromProbe($url, true); // Fetch the result $gcontact = DBA::selectFirst('gcontact', ['server_url'], ['nurl' => Strings::normaliseLink($url)]); if (empty($gcontact['server_url'])) { Logger::info('No baseurl for gcontact', ['url' => $url]); return ''; } Logger::info('Found baseurl for gcontact', ['url' => $url, 'baseurl' => $gcontact['server_url']]); return $gcontact['server_url']; } /** * Fetches users of given GNU Social server * * If the "Statistics" addon is enabled (See http://gstools.org/ for details) we query user data with this. * * @param string $server Server address * @return bool * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ public static function fetchGsUsers($server) { Logger::info('Fetching users from GNU Social server', ['server' => $server]); $url = $server . '/main/statistics'; $curlResult = Network::curl($url); if (!$curlResult->isSuccess()) { return false; } $statistics = json_decode($curlResult->getBody()); if (!empty($statistics->config->instance_address)) { if (!empty($statistics->config->instance_with_ssl)) { $server = 'https://'; } else { $server = 'http://'; } $server .= $statistics->config->instance_address; $hostname = $statistics->config->instance_address; } elseif (!empty($statistics->instance_address)) { if (!empty($statistics->instance_with_ssl)) { $server = 'https://'; } else { $server = 'http://'; } $server .= $statistics->instance_address; $hostname = $statistics->instance_address; } if (!empty($statistics->users)) { foreach ($statistics->users as $nick => $user) { $profile_url = $server . '/' . $user->nickname; $contact = ['url' => $profile_url, 'name' => $user->fullname, 'addr' => $user->nickname . '@' . $hostname, 'nick' => $user->nickname, "network" => Protocol::OSTATUS, 'photo' => DI::baseUrl() . '/images/person-300.jpg']; if (isset($user->bio)) { $contact['about'] = $user->bio; } self::getId($contact); } } } /** * Asking GNU Social server on a regular base for their user data * * @return void * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ public static function discoverGsUsers() { $requery_days = intval(DI::config()->get('system', 'poco_requery_days')); $last_update = date("c", time() - (60 * 60 * 24 * $requery_days)); $r = DBA::select('gserver', ['nurl', 'url'], [ '`network` = ? AND `last_contact` >= `last_failure` AND `last_poco_query` < ?', Protocol::OSTATUS, $last_update ], [ 'limit' => 5, 'order' => ['RAND()'] ]); if (!DBA::isResult($r)) { return; } foreach ($r as $server) { self::fetchGsUsers($server['url']); DBA::update('gserver', ['last_poco_query' => DateTimeFormat::utcNow()], ['nurl' => $server['nurl']]); } } /** * Returns a random, global contact of the current node * * @return string The profile URL * @throws Exception */ public static function getRandomUrl() { $r = DBA::selectFirst('gcontact', ['url'], [ '`network` = ? AND `last_contact` >= `last_failure` AND `updated` > ?', Protocol::DFRN, DateTimeFormat::utc('now - 1 month'), ], ['order' => ['RAND()']]); if (DBA::isResult($r)) { return $r['url']; } return ''; } }