3 * @copyright Copyright (C) 2020, Friendica
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Model;
24 use Friendica\App\BaseURL;
25 use Friendica\Content\Pager;
26 use Friendica\Content\Text\HTML;
27 use Friendica\Core\Hook;
28 use Friendica\Core\Logger;
29 use Friendica\Core\Protocol;
30 use Friendica\Core\Renderer;
31 use Friendica\Core\Session;
32 use Friendica\Core\System;
33 use Friendica\Core\Worker;
34 use Friendica\Database\Database;
35 use Friendica\Database\DBA;
37 use Friendica\Model\Notify\Type;
38 use Friendica\Network\HTTPException;
39 use Friendica\Network\Probe;
40 use Friendica\Protocol\Activity;
41 use Friendica\Protocol\ActivityPub;
42 use Friendica\Protocol\DFRN;
43 use Friendica\Protocol\Diaspora;
44 use Friendica\Protocol\OStatus;
45 use Friendica\Protocol\Salmon;
46 use Friendica\Util\DateTimeFormat;
47 use Friendica\Util\Images;
48 use Friendica\Util\Network;
49 use Friendica\Util\Proxy;
50 use Friendica\Util\Strings;
53 * functions for interacting with a contact
57 const DEFAULT_AVATAR_PHOTO = '/images/person-300.jpg';
58 const DEFAULT_AVATAR_THUMB = '/images/person-80.jpg';
59 const DEFAULT_AVATAR_MICRO = '/images/person-48.jpg';
62 * @deprecated since version 2019.03
63 * @see User::PAGE_FLAGS_NORMAL
65 const PAGE_NORMAL = User::PAGE_FLAGS_NORMAL;
67 * @deprecated since version 2019.03
68 * @see User::PAGE_FLAGS_SOAPBOX
70 const PAGE_SOAPBOX = User::PAGE_FLAGS_SOAPBOX;
72 * @deprecated since version 2019.03
73 * @see User::PAGE_FLAGS_COMMUNITY
75 const PAGE_COMMUNITY = User::PAGE_FLAGS_COMMUNITY;
77 * @deprecated since version 2019.03
78 * @see User::PAGE_FLAGS_FREELOVE
80 const PAGE_FREELOVE = User::PAGE_FLAGS_FREELOVE;
82 * @deprecated since version 2019.03
83 * @see User::PAGE_FLAGS_BLOG
85 const PAGE_BLOG = User::PAGE_FLAGS_BLOG;
87 * @deprecated since version 2019.03
88 * @see User::PAGE_FLAGS_PRVGROUP
90 const PAGE_PRVGROUP = User::PAGE_FLAGS_PRVGROUP;
95 const LOCK_INSERT = 'contact-insert';
100 * TYPE_UNKNOWN - unknown type
102 * TYPE_PERSON - the account belongs to a person
103 * Associated page types: PAGE_NORMAL, PAGE_SOAPBOX, PAGE_FREELOVE
105 * TYPE_ORGANISATION - the account belongs to an organisation
106 * Associated page type: PAGE_SOAPBOX
108 * TYPE_NEWS - the account is a news reflector
109 * Associated page type: PAGE_SOAPBOX
111 * TYPE_COMMUNITY - the account is community forum
112 * Associated page types: PAGE_COMMUNITY, PAGE_PRVGROUP
114 * TYPE_RELAY - the account is a relay
115 * This will only be assigned to contacts, not to user accounts
118 const TYPE_UNKNOWN = -1;
119 const TYPE_PERSON = User::ACCOUNT_TYPE_PERSON;
120 const TYPE_ORGANISATION = User::ACCOUNT_TYPE_ORGANISATION;
121 const TYPE_NEWS = User::ACCOUNT_TYPE_NEWS;
122 const TYPE_COMMUNITY = User::ACCOUNT_TYPE_COMMUNITY;
123 const TYPE_RELAY = User::ACCOUNT_TYPE_RELAY;
142 const MIRROR_DEACTIVATED = 0;
143 const MIRROR_FORWARDED = 1;
144 const MIRROR_OWN_POST = 2;
145 const MIRROR_NATIVE_RESHARE = 3;
148 * @param array $fields Array of selected fields, empty for all
149 * @param array $condition Array of fields for condition
150 * @param array $params Array of several parameters
154 public static function selectToArray(array $fields = [], array $condition = [], array $params = [])
156 return DBA::selectToArray('contact', $fields, $condition, $params);
160 * @param array $fields Array of selected fields, empty for all
161 * @param array $condition Array of fields for condition
162 * @param array $params Array of several parameters
166 public static function selectFirst(array $fields = [], array $condition = [], array $params = [])
168 $contact = DBA::selectFirst('contact', $fields, $condition, $params);
174 * Insert a row into the contact table
175 * Important: You can't use DBA::lastInsertId() after this call since it will be set to 0.
177 * @param array $fields field array
178 * @param int $duplicate_mode Do an update on a duplicate entry
180 * @return boolean was the insert successful?
183 public static function insert(array $fields, int $duplicate_mode = Database::INSERT_DEFAULT)
185 if (!empty($fields['baseurl']) && empty($fields['gsid'])) {
186 $fields['gsid'] = GServer::getID($fields['baseurl'], true);
189 if (empty($fields['created'])) {
190 $fields['created'] = DateTimeFormat::utcNow();
193 $ret = DBA::insert('contact', $fields, $duplicate_mode);
194 $contact = DBA::selectFirst('contact', ['nurl', 'uid'], ['id' => DBA::lastInsertId()]);
195 if (!DBA::isResult($contact)) {
200 // Search for duplicated contacts and get rid of them
201 self::removeDuplicates($contact['nurl'], $contact['uid']);
207 * @param integer $id Contact ID
208 * @param array $fields Array of selected fields, empty for all
209 * @return array|boolean Contact record if it exists, false otherwise
212 public static function getById($id, $fields = [])
214 return DBA::selectFirst('contact', $fields, ['id' => $id]);
218 * Fetches a contact by a given url
220 * @param string $url profile url
221 * @param boolean $update true = always update, false = never update, null = update when not found or outdated
222 * @param array $fields Field list
223 * @param integer $uid User ID of the contact
224 * @return array contact array
226 public static function getByURL(string $url, $update = null, array $fields = [], int $uid = 0)
228 if ($update || is_null($update)) {
229 $cid = self::getIdForURL($url, $uid, $update);
234 $contact = self::getById($cid, $fields);
235 if (empty($contact)) {
241 // Add internal fields
243 if (!empty($fields)) {
244 foreach (['id', 'avatar', 'created', 'updated', 'last-update', 'success_update', 'failure_update', 'network'] as $internal) {
245 if (!in_array($internal, $fields)) {
246 $fields[] = $internal;
247 $removal[] = $internal;
252 // We first try the nurl (http://server.tld/nick), most common case
253 $options = ['order' => ['id']];
254 $contact = DBA::selectFirst('contact', $fields, ['nurl' => Strings::normaliseLink($url), 'uid' => $uid, 'deleted' => false], $options);
256 // Then the addr (nick@server.tld)
257 if (!DBA::isResult($contact)) {
258 $contact = DBA::selectFirst('contact', $fields, ['addr' => str_replace('acct:', '', $url), 'uid' => $uid, 'deleted' => false], $options);
261 // Then the alias (which could be anything)
262 if (!DBA::isResult($contact)) {
263 // The link could be provided as http although we stored it as https
264 $ssl_url = str_replace('http://', 'https://', $url);
265 $condition = ['`alias` IN (?, ?, ?) AND `uid` = ? AND NOT `deleted`', $url, Strings::normaliseLink($url), $ssl_url, $uid];
266 $contact = DBA::selectFirst('contact', $fields, $condition, $options);
269 if (!DBA::isResult($contact)) {
273 // Update the contact in the background if needed
274 $updated = max($contact['success_update'], $contact['created'], $contact['updated'], $contact['last-update'], $contact['failure_update']);
275 if (($updated < DateTimeFormat::utc('now -7 days')) && in_array($contact['network'], Protocol::FEDERATED)) {
276 Worker::add(PRIORITY_LOW, "UpdateContact", $contact['id']);
279 // Remove the internal fields
280 foreach ($removal as $internal) {
281 unset($contact[$internal]);
288 * Fetches a contact for a given user by a given url.
289 * In difference to "getByURL" the function will fetch a public contact when no user contact had been found.
291 * @param string $url profile url
292 * @param integer $uid User ID of the contact
293 * @param boolean $update true = always update, false = never update, null = update when not found or outdated
294 * @param array $fields Field list
295 * @return array contact array
297 public static function getByURLForUser(string $url, int $uid = 0, $update = false, array $fields = [])
300 $contact = self::getByURL($url, $update, $fields, $uid);
301 if (!empty($contact)) {
302 if (!empty($contact['id'])) {
303 $contact['cid'] = $contact['id'];
310 $contact = self::getByURL($url, $update, $fields);
311 if (!empty($contact['id'])) {
313 $contact['zid'] = $contact['id'];
319 * Tests if the given contact is a follower
321 * @param int $cid Either public contact id or user's contact id
322 * @param int $uid User ID
324 * @return boolean is the contact id a follower?
325 * @throws HTTPException\InternalServerErrorException
326 * @throws \ImagickException
328 public static function isFollower($cid, $uid)
330 if (Contact\User::isBlocked($cid, $uid)) {
334 $cdata = self::getPublicAndUserContacID($cid, $uid);
335 if (empty($cdata['user'])) {
339 $condition = ['id' => $cdata['user'], 'rel' => [self::FOLLOWER, self::FRIEND]];
340 return DBA::exists('contact', $condition);
344 * Tests if the given contact url is a follower
346 * @param string $url Contact URL
347 * @param int $uid User ID
349 * @return boolean is the contact id a follower?
350 * @throws HTTPException\InternalServerErrorException
351 * @throws \ImagickException
353 public static function isFollowerByURL($url, $uid)
355 $cid = self::getIdForURL($url, $uid);
361 return self::isFollower($cid, $uid);
365 * Tests if the given user follow the given contact
367 * @param int $cid Either public contact id or user's contact id
368 * @param int $uid User ID
370 * @return boolean is the contact url being followed?
371 * @throws HTTPException\InternalServerErrorException
372 * @throws \ImagickException
374 public static function isSharing($cid, $uid)
376 if (Contact\User::isBlocked($cid, $uid)) {
380 $cdata = self::getPublicAndUserContacID($cid, $uid);
381 if (empty($cdata['user'])) {
385 $condition = ['id' => $cdata['user'], 'rel' => [self::SHARING, self::FRIEND]];
386 return DBA::exists('contact', $condition);
390 * Tests if the given user follow the given contact url
392 * @param string $url Contact URL
393 * @param int $uid User ID
395 * @return boolean is the contact url being followed?
396 * @throws HTTPException\InternalServerErrorException
397 * @throws \ImagickException
399 public static function isSharingByURL($url, $uid)
401 $cid = self::getIdForURL($url, $uid);
407 return self::isSharing($cid, $uid);
411 * Get the basepath for a given contact link
413 * @param string $url The contact link
414 * @param boolean $dont_update Don't update the contact
416 * @return string basepath
417 * @throws HTTPException\InternalServerErrorException
418 * @throws \ImagickException
420 public static function getBasepath($url, $dont_update = false)
422 $contact = DBA::selectFirst('contact', ['id', 'baseurl'], ['uid' => 0, 'nurl' => Strings::normaliseLink($url)]);
423 if (!DBA::isResult($contact)) {
427 if (!empty($contact['baseurl'])) {
428 return $contact['baseurl'];
429 } elseif ($dont_update) {
433 // Update the existing contact
434 self::updateFromProbe($contact['id']);
436 // And fetch the result
437 $contact = DBA::selectFirst('contact', ['baseurl'], ['id' => $contact['id']]);
438 if (empty($contact['baseurl'])) {
439 Logger::info('No baseurl for contact', ['url' => $url]);
443 Logger::info('Found baseurl for contact', ['url' => $url, 'baseurl' => $contact['baseurl']]);
444 return $contact['baseurl'];
448 * Check if the given contact url is on the same server
450 * @param string $url The contact link
452 * @return boolean Is it the same server?
454 public static function isLocal($url)
456 return Strings::compareLink(self::getBasepath($url, true), DI::baseUrl());
460 * Check if the given contact ID is on the same server
462 * @param string $url The contact link
464 * @return boolean Is it the same server?
466 public static function isLocalById(int $cid)
468 $contact = DBA::selectFirst('contact', ['url', 'baseurl'], ['id' => $cid]);
469 if (!DBA::isResult($contact)) {
473 if (empty($contact['baseurl'])) {
474 $baseurl = self::getBasepath($contact['url'], true);
476 $baseurl = $contact['baseurl'];
479 return Strings::compareLink($baseurl, DI::baseUrl());
483 * Returns the public contact id of the given user id
485 * @param integer $uid User ID
487 * @return integer|boolean Public contact id for given user id
490 public static function getPublicIdByUserId($uid)
492 $self = DBA::selectFirst('contact', ['url'], ['self' => true, 'uid' => $uid]);
493 if (!DBA::isResult($self)) {
496 return self::getIdForURL($self['url']);
500 * Returns the contact id for the user and the public contact id for a given contact id
502 * @param int $cid Either public contact id or user's contact id
503 * @param int $uid User ID
505 * @return array with public and user's contact id
506 * @throws HTTPException\InternalServerErrorException
507 * @throws \ImagickException
509 public static function getPublicAndUserContacID($cid, $uid)
511 if (empty($uid) || empty($cid)) {
515 $contact = DBA::selectFirst('contact', ['id', 'uid', 'url'], ['id' => $cid]);
516 if (!DBA::isResult($contact)) {
520 // We quit when the user id don't match the user id of the provided contact
521 if (($contact['uid'] != $uid) && ($contact['uid'] != 0)) {
525 if ($contact['uid'] != 0) {
526 $pcid = Contact::getIdForURL($contact['url'], 0, false, ['url' => $contact['url']]);
530 $ucid = $contact['id'];
532 $pcid = $contact['id'];
533 $ucid = Contact::getIdForURL($contact['url'], $uid);
536 return ['public' => $pcid, 'user' => $ucid];
540 * Returns contact details for a given contact id in combination with a user id
542 * @param int $cid A contact ID
543 * @param int $uid The User ID
544 * @param array $fields The selected fields for the contact
546 * @return array The contact details
550 public static function getContactForUser($cid, $uid, array $fields = [])
552 $contact = DBA::selectFirst('contact', $fields, ['id' => $cid, 'uid' => $uid]);
554 if (!DBA::isResult($contact)) {
562 * Creates the self-contact for the provided user id
565 * @return bool Operation success
566 * @throws HTTPException\InternalServerErrorException
568 public static function createSelfFromUserId($uid)
570 // Only create the entry if it doesn't exist yet
571 if (DBA::exists('contact', ['uid' => $uid, 'self' => true])) {
575 $user = DBA::selectFirst('user', ['uid', 'username', 'nickname', 'pubkey', 'prvkey'], ['uid' => $uid]);
576 if (!DBA::isResult($user)) {
580 $return = DBA::insert('contact', [
581 'uid' => $user['uid'],
582 'created' => DateTimeFormat::utcNow(),
584 'name' => $user['username'],
585 'nick' => $user['nickname'],
586 'pubkey' => $user['pubkey'],
587 'prvkey' => $user['prvkey'],
588 'photo' => DI::baseUrl() . '/photo/profile/' . $user['uid'] . '.jpg',
589 'thumb' => DI::baseUrl() . '/photo/avatar/' . $user['uid'] . '.jpg',
590 'micro' => DI::baseUrl() . '/photo/micro/' . $user['uid'] . '.jpg',
593 'url' => DI::baseUrl() . '/profile/' . $user['nickname'],
594 'nurl' => Strings::normaliseLink(DI::baseUrl() . '/profile/' . $user['nickname']),
595 'addr' => $user['nickname'] . '@' . substr(DI::baseUrl(), strpos(DI::baseUrl(), '://') + 3),
596 'request' => DI::baseUrl() . '/dfrn_request/' . $user['nickname'],
597 'notify' => DI::baseUrl() . '/dfrn_notify/' . $user['nickname'],
598 'poll' => DI::baseUrl() . '/dfrn_poll/' . $user['nickname'],
599 'confirm' => DI::baseUrl() . '/dfrn_confirm/' . $user['nickname'],
600 'poco' => DI::baseUrl() . '/poco/' . $user['nickname'],
601 'name-date' => DateTimeFormat::utcNow(),
602 'uri-date' => DateTimeFormat::utcNow(),
603 'avatar-date' => DateTimeFormat::utcNow(),
611 * Updates the self-contact for the provided user id
614 * @param boolean $update_avatar Force the avatar update
615 * @throws HTTPException\InternalServerErrorException
617 public static function updateSelfFromUserID($uid, $update_avatar = false)
619 $fields = ['id', 'name', 'nick', 'location', 'about', 'keywords', 'avatar', 'prvkey', 'pubkey',
620 'xmpp', 'contact-type', 'forum', 'prv', 'avatar-date', 'url', 'nurl', 'unsearchable',
621 'photo', 'thumb', 'micro', 'addr', 'request', 'notify', 'poll', 'confirm', 'poco'];
622 $self = DBA::selectFirst('contact', $fields, ['uid' => $uid, 'self' => true]);
623 if (!DBA::isResult($self)) {
627 $fields = ['nickname', 'page-flags', 'account-type', 'prvkey', 'pubkey'];
628 $user = DBA::selectFirst('user', $fields, ['uid' => $uid]);
629 if (!DBA::isResult($user)) {
633 $fields = ['name', 'photo', 'thumb', 'about', 'address', 'locality', 'region',
634 'country-name', 'pub_keywords', 'xmpp', 'net-publish'];
635 $profile = DBA::selectFirst('profile', $fields, ['uid' => $uid]);
636 if (!DBA::isResult($profile)) {
640 $file_suffix = 'jpg';
642 $fields = ['name' => $profile['name'], 'nick' => $user['nickname'],
643 'avatar-date' => $self['avatar-date'], 'location' => Profile::formatLocation($profile),
644 'about' => $profile['about'], 'keywords' => $profile['pub_keywords'],
645 'contact-type' => $user['account-type'], 'prvkey' => $user['prvkey'],
646 'pubkey' => $user['pubkey'], 'xmpp' => $profile['xmpp']];
648 $avatar = Photo::selectFirst(['resource-id', 'type'], ['uid' => $uid, 'profile' => true]);
649 if (DBA::isResult($avatar)) {
650 if ($update_avatar) {
651 $fields['avatar-date'] = DateTimeFormat::utcNow();
654 // Creating the path to the avatar, beginning with the file suffix
655 $types = Images::supportedTypes();
656 if (isset($types[$avatar['type']])) {
657 $file_suffix = $types[$avatar['type']];
660 // We are adding a timestamp value so that other systems won't use cached content
661 $timestamp = strtotime($fields['avatar-date']);
663 $prefix = DI::baseUrl() . '/photo/' .$avatar['resource-id'] . '-';
664 $suffix = '.' . $file_suffix . '?ts=' . $timestamp;
666 $fields['photo'] = $prefix . '4' . $suffix;
667 $fields['thumb'] = $prefix . '5' . $suffix;
668 $fields['micro'] = $prefix . '6' . $suffix;
670 // We hadn't found a photo entry, so we use the default avatar
671 $fields['photo'] = DI::baseUrl() . self::DEFAULT_AVATAR_PHOTO;
672 $fields['thumb'] = DI::baseUrl() . self::DEFAULT_AVATAR_THUMB;
673 $fields['micro'] = DI::baseUrl() . self::DEFAULT_AVATAR_MICRO;
676 $fields['avatar'] = DI::baseUrl() . '/photo/profile/' .$uid . '.' . $file_suffix;
677 $fields['forum'] = $user['page-flags'] == User::PAGE_FLAGS_COMMUNITY;
678 $fields['prv'] = $user['page-flags'] == User::PAGE_FLAGS_PRVGROUP;
679 $fields['unsearchable'] = !$profile['net-publish'];
681 // it seems as if ported accounts can have wrong values, so we make sure that now everything is fine.
682 $fields['url'] = DI::baseUrl() . '/profile/' . $user['nickname'];
683 $fields['nurl'] = Strings::normaliseLink($fields['url']);
684 $fields['addr'] = $user['nickname'] . '@' . substr(DI::baseUrl(), strpos(DI::baseUrl(), '://') + 3);
685 $fields['request'] = DI::baseUrl() . '/dfrn_request/' . $user['nickname'];
686 $fields['notify'] = DI::baseUrl() . '/dfrn_notify/' . $user['nickname'];
687 $fields['poll'] = DI::baseUrl() . '/dfrn_poll/'. $user['nickname'];
688 $fields['confirm'] = DI::baseUrl() . '/dfrn_confirm/' . $user['nickname'];
689 $fields['poco'] = DI::baseUrl() . '/poco/' . $user['nickname'];
693 foreach ($fields as $field => $content) {
694 if ($self[$field] != $content) {
700 if ($fields['name'] != $self['name']) {
701 $fields['name-date'] = DateTimeFormat::utcNow();
703 $fields['updated'] = DateTimeFormat::utcNow();
704 DBA::update('contact', $fields, ['id' => $self['id']]);
706 // Update the public contact as well
707 DBA::update('contact', $fields, ['uid' => 0, 'nurl' => $self['nurl']]);
709 // Update the profile
710 $fields = ['photo' => DI::baseUrl() . '/photo/profile/' .$uid . '.' . $file_suffix,
711 'thumb' => DI::baseUrl() . '/photo/avatar/' . $uid .'.' . $file_suffix];
712 DBA::update('profile', $fields, ['uid' => $uid]);
717 * Marks a contact for removal
719 * @param int $id contact id
721 * @throws HTTPException\InternalServerErrorException
723 public static function remove($id)
725 // We want just to make sure that we don't delete our "self" contact
726 $contact = DBA::selectFirst('contact', ['uid'], ['id' => $id, 'self' => false]);
727 if (!DBA::isResult($contact) || !intval($contact['uid'])) {
731 // Archive the contact
732 DBA::update('contact', ['archive' => true, 'network' => Protocol::PHANTOM, 'deleted' => true], ['id' => $id]);
734 // Delete it in the background
735 Worker::add(PRIORITY_MEDIUM, 'RemoveContact', $id);
739 * Sends an unfriend message. Does not remove the contact
741 * @param array $user User unfriending
742 * @param array $contact Contact unfriended
743 * @param boolean $dissolve Remove the contact on the remote side
745 * @throws HTTPException\InternalServerErrorException
746 * @throws \ImagickException
748 public static function terminateFriendship(array $user, array $contact, $dissolve = false)
750 if (empty($contact['network'])) {
754 $protocol = $contact['network'];
755 if (($protocol == Protocol::DFRN) && !self::isLegacyDFRNContact($contact)) {
756 $protocol = Protocol::ACTIVITYPUB;
759 if (($protocol == Protocol::DFRN) && $dissolve) {
760 DFRN::deliver($user, $contact, 'placeholder', true);
761 } elseif (in_array($protocol, [Protocol::OSTATUS, Protocol::DFRN])) {
762 // create an unfollow slap
764 $item['verb'] = Activity::O_UNFOLLOW;
765 $item['gravity'] = GRAVITY_ACTIVITY;
766 $item['follow'] = $contact["url"];
771 $slap = OStatus::salmon($item, $user);
773 if (!empty($contact['notify'])) {
774 Salmon::slapper($user, $contact['notify'], $slap);
776 } elseif ($protocol == Protocol::DIASPORA) {
777 Diaspora::sendUnshare($user, $contact);
778 } elseif ($protocol == Protocol::ACTIVITYPUB) {
779 ActivityPub\Transmitter::sendContactUndo($contact['url'], $contact['id'], $user['uid']);
782 ActivityPub\Transmitter::sendContactReject($contact['url'], $contact['hub-verify'], $user['uid']);
788 * Marks a contact for archival after a communication issue delay
790 * Contact has refused to recognise us as a friend. We will start a countdown.
791 * If they still don't recognise us in 32 days, the relationship is over,
792 * and we won't waste any more time trying to communicate with them.
793 * This provides for the possibility that their database is temporarily messed
794 * up or some other transient event and that there's a possibility we could recover from it.
796 * @param array $contact contact to mark for archival
798 * @throws HTTPException\InternalServerErrorException
800 public static function markForArchival(array $contact)
802 if (!isset($contact['url']) && !empty($contact['id'])) {
803 $fields = ['id', 'url', 'archive', 'self', 'term-date'];
804 $contact = DBA::selectFirst('contact', $fields, ['id' => $contact['id']]);
805 if (!DBA::isResult($contact)) {
808 } elseif (!isset($contact['url'])) {
809 Logger::info('Empty contact', ['contact' => $contact, 'callstack' => System::callstack(20)]);
812 Logger::info('Contact is marked for archival', ['id' => $contact['id']]);
814 // Contact already archived or "self" contact? => nothing to do
815 if ($contact['archive'] || $contact['self']) {
819 if ($contact['term-date'] <= DBA::NULL_DATETIME) {
820 DBA::update('contact', ['term-date' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
821 DBA::update('contact', ['term-date' => DateTimeFormat::utcNow()], ['`nurl` = ? AND `term-date` <= ? AND NOT `self`', Strings::normaliseLink($contact['url']), DBA::NULL_DATETIME]);
824 * We really should send a notification to the owner after 2-3 weeks
825 * so they won't be surprised when the contact vanishes and can take
826 * remedial action if this was a serious mistake or glitch
829 /// @todo Check for contact vitality via probing
830 $archival_days = DI::config()->get('system', 'archival_days', 32);
832 $expiry = $contact['term-date'] . ' + ' . $archival_days . ' days ';
833 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($expiry)) {
834 /* Relationship is really truly dead. archive them rather than
835 * delete, though if the owner tries to unarchive them we'll start
836 * the whole process over again.
838 DBA::update('contact', ['archive' => true], ['id' => $contact['id']]);
839 DBA::update('contact', ['archive' => true], ['nurl' => Strings::normaliseLink($contact['url']), 'self' => false]);
845 * Cancels the archival countdown
847 * @see Contact::markForArchival()
849 * @param array $contact contact to be unmarked for archival
853 public static function unmarkForArchival(array $contact)
855 // Always unarchive the relay contact entry
856 if (!empty($contact['batch']) && !empty($contact['term-date']) && ($contact['term-date'] > DBA::NULL_DATETIME)) {
857 $fields = ['failed' => false, 'term-date' => DBA::NULL_DATETIME, 'archive' => false];
858 $condition = ['uid' => 0, 'network' => Protocol::FEDERATED, 'batch' => $contact['batch'], 'contact-type' => self::TYPE_RELAY];
859 DBA::update('contact', $fields, $condition);
862 $condition = ['`id` = ? AND (`term-date` > ? OR `archive`)', $contact['id'], DBA::NULL_DATETIME];
863 $exists = DBA::exists('contact', $condition);
865 // We don't need to update, we never marked this contact for archival
870 Logger::info('Contact is marked as vital again', ['id' => $contact['id']]);
872 if (!isset($contact['url']) && !empty($contact['id'])) {
873 $fields = ['id', 'url', 'batch'];
874 $contact = DBA::selectFirst('contact', $fields, ['id' => $contact['id']]);
875 if (!DBA::isResult($contact)) {
880 // It's a miracle. Our dead contact has inexplicably come back to life.
881 $fields = ['failed' => false, 'term-date' => DBA::NULL_DATETIME, 'archive' => false];
882 DBA::update('contact', $fields, ['id' => $contact['id']]);
883 DBA::update('contact', $fields, ['nurl' => Strings::normaliseLink($contact['url']), 'self' => false]);
887 * Returns the data array for the photo menu of a given contact
889 * @param array $contact contact
890 * @param int $uid optional, default 0
892 * @throws HTTPException\InternalServerErrorException
893 * @throws \ImagickException
895 public static function photoMenu(array $contact, $uid = 0)
900 $contact_drop_link = '';
907 if (empty($contact['uid']) || ($contact['uid'] != $uid)) {
909 $profile_link = self::magicLink($contact['url']);
910 $menu = ['profile' => [DI::l10n()->t('View Profile'), $profile_link, true]];
915 // Look for our own contact if the uid doesn't match and isn't public
916 $contact_own = DBA::selectFirst('contact', [], ['nurl' => $contact['nurl'], 'network' => $contact['network'], 'uid' => $uid]);
917 if (DBA::isResult($contact_own)) {
918 return self::photoMenu($contact_own, $uid);
923 if (($contact['network'] === Protocol::DFRN) && !$contact['self'] && empty($contact['pending'])) {
925 $profile_link = DI::baseUrl() . '/redir/' . $contact['id'];
927 $profile_link = $contact['url'];
930 if ($profile_link === 'mailbox') {
935 $status_link = $profile_link . '/status';
936 $photos_link = str_replace('/profile/', '/photos/', $profile_link);
937 $profile_link = $profile_link . '/profile';
940 if (self::canReceivePrivateMessages($contact) && empty($contact['pending'])) {
941 $pm_url = DI::baseUrl() . '/message/new/' . $contact['id'];
944 if (($contact['network'] == Protocol::DFRN) && !$contact['self'] && empty($contact['pending'])) {
945 $poke_link = 'contact/' . $contact['id'] . '/poke';
948 $contact_url = DI::baseUrl() . '/contact/' . $contact['id'];
950 $posts_link = DI::baseUrl() . '/contact/' . $contact['id'] . '/conversations';
952 if (!$contact['self']) {
953 $contact_drop_link = DI::baseUrl() . '/contact/' . $contact['id'] . '/drop?confirm=1';
958 if (!$contact['self'] && in_array($contact['network'], Protocol::NATIVE_SUPPORT)) {
959 if ($contact['uid'] && in_array($contact['rel'], [self::SHARING, self::FRIEND])) {
960 $unfollow_link = 'unfollow?url=' . urlencode($contact['url']) . '&auto=1';
961 } elseif(!$contact['pending']) {
962 $follow_link = 'follow?url=' . urlencode($contact['url']) . '&auto=1';
966 if (!empty($follow_link) || !empty($unfollow_link)) {
967 $contact_drop_link = '';
972 * "name" => [ "Label", "link", (bool)Should the link opened in a new tab? ]
974 if (empty($contact['uid'])) {
976 'profile' => [DI::l10n()->t('View Profile') , $profile_link , true],
977 'network' => [DI::l10n()->t('Network Posts') , $posts_link , false],
978 'edit' => [DI::l10n()->t('View Contact') , $contact_url , false],
979 'follow' => [DI::l10n()->t('Connect/Follow'), $follow_link , true],
980 'unfollow'=> [DI::l10n()->t('UnFollow') , $unfollow_link, true],
984 'status' => [DI::l10n()->t('View Status') , $status_link , true],
985 'profile' => [DI::l10n()->t('View Profile') , $profile_link , true],
986 'photos' => [DI::l10n()->t('View Photos') , $photos_link , true],
987 'network' => [DI::l10n()->t('Network Posts') , $posts_link , false],
988 'edit' => [DI::l10n()->t('View Contact') , $contact_url , false],
989 'drop' => [DI::l10n()->t('Drop Contact') , $contact_drop_link, false],
990 'pm' => [DI::l10n()->t('Send PM') , $pm_url , false],
991 'poke' => [DI::l10n()->t('Poke') , $poke_link , false],
992 'follow' => [DI::l10n()->t('Connect/Follow'), $follow_link , true],
993 'unfollow'=> [DI::l10n()->t('UnFollow') , $unfollow_link , true],
996 if (!empty($contact['pending'])) {
997 $intro = DBA::selectFirst('intro', ['id'], ['contact-id' => $contact['id']]);
998 if (DBA::isResult($intro)) {
999 $menu['follow'] = [DI::l10n()->t('Approve'), 'notifications/intros/' . $intro['id'], true];
1004 $args = ['contact' => $contact, 'menu' => &$menu];
1006 Hook::callAll('contact_photo_menu', $args);
1008 $menucondensed = [];
1010 foreach ($menu as $menuname => $menuitem) {
1011 if ($menuitem[1] != '') {
1012 $menucondensed[$menuname] = $menuitem;
1016 return $menucondensed;
1020 * Fetch the contact id for a given URL and user
1022 * First lookup in the contact table to find a record matching either `url`, `nurl`,
1023 * `addr` or `alias`.
1025 * If there's no record and we aren't looking for a public contact, we quit.
1026 * If there's one, we check that it isn't time to update the picture else we
1027 * directly return the found contact id.
1029 * Second, we probe the provided $url whether it's http://server.tld/profile or
1030 * nick@server.tld. We quit if we can't get any info back.
1032 * Third, we create the contact record if it doesn't exist
1034 * Fourth, we update the existing record with the new data (avatar, alias, nick)
1035 * if there's any updates
1037 * @param string $url Contact URL
1038 * @param integer $uid The user id for the contact (0 = public contact)
1039 * @param boolean $update true = always update, false = never update, null = update when not found
1040 * @param array $default Default value for creating the contact when everything else fails
1042 * @return integer Contact ID
1043 * @throws HTTPException\InternalServerErrorException
1044 * @throws \ImagickException
1046 public static function getIdForURL($url, $uid = 0, $update = null, $default = [])
1051 Logger::notice('Empty url, quitting', ['url' => $url, 'user' => $uid, 'default' => $default]);
1055 $contact = self::getByURL($url, false, ['id', 'network'], $uid);
1057 if (!empty($contact)) {
1058 $contact_id = $contact["id"];
1060 if (empty($update)) {
1061 Logger::debug('Contact found', ['url' => $url, 'uid' => $uid, 'update' => $update, 'cid' => $contact_id]);
1064 } elseif ($uid != 0) {
1065 Logger::debug('Contact does not exist for the user', ['url' => $url, 'uid' => $uid, 'update' => $update]);
1067 } elseif (empty($default) && !is_null($update) && !$update) {
1068 Logger::info('Contact not found, update not desired', ['url' => $url, 'uid' => $uid, 'update' => $update]);
1074 if (empty($default['network']) || $update) {
1075 $data = Probe::uri($url, "", $uid);
1077 // Take the default values when probing failed
1078 if (!empty($default) && !in_array($data["network"], array_merge(Protocol::NATIVE_SUPPORT, [Protocol::PUMPIO]))) {
1079 $data = array_merge($data, $default);
1081 } elseif (!empty($default['network'])) {
1085 if (($uid == 0) && (empty($data['network']) || ($data['network'] == Protocol::PHANTOM))) {
1086 // Fetch data for the public contact via the first found personal contact
1087 /// @todo Check if this case can happen at all (possibly with mail accounts?)
1088 $fields = ['name', 'nick', 'url', 'addr', 'alias', 'avatar', 'contact-type',
1089 'keywords', 'location', 'about', 'unsearchable', 'batch', 'notify', 'poll',
1090 'request', 'confirm', 'poco', 'subscribe', 'network', 'baseurl', 'gsid'];
1092 $personal_contact = DBA::selectFirst('contact', $fields, ["`addr` = ? AND `uid` != 0", $url]);
1093 if (!DBA::isResult($personal_contact)) {
1094 $personal_contact = DBA::selectFirst('contact', $fields, ["`nurl` = ? AND `uid` != 0", Strings::normaliseLink($url)]);
1097 if (DBA::isResult($personal_contact)) {
1098 Logger::info('Take contact data from personal contact', ['url' => $url, 'update' => $update, 'contact' => $personal_contact, 'callstack' => System::callstack(20)]);
1099 $data = $personal_contact;
1100 $data['photo'] = $personal_contact['avatar'];
1101 $data['account-type'] = $personal_contact['contact-type'];
1102 $data['hide'] = $personal_contact['unsearchable'];
1103 unset($data['avatar']);
1104 unset($data['contact-type']);
1105 unset($data['unsearchable']);
1109 if (empty($data['network']) || ($data['network'] == Protocol::PHANTOM)) {
1110 Logger::notice('No valid network found', ['url' => $url, 'uid' => $uid, 'default' => $default, 'update' => $update, 'callstack' => System::callstack(20)]);
1115 $urls = [Strings::normaliseLink($url), Strings::normaliseLink($data['url'])];
1116 if (!empty($data['alias'])) {
1117 $urls[] = Strings::normaliseLink($data['alias']);
1119 $contact = self::selectFirst(['id'], ['nurl' => $urls, 'uid' => $uid]);
1120 if (!empty($contact['id'])) {
1121 $contact_id = $contact['id'];
1122 Logger::info('Fetched id by url', ['cid' => $contact_id, 'uid' => $uid, 'url' => $url, 'data' => $data]);
1127 // We only insert the basic data. The rest will be done in "updateFromProbeArray"
1130 'url' => $data['url'],
1131 'nurl' => Strings::normaliseLink($data['url']),
1132 'network' => $data['network'],
1133 'created' => DateTimeFormat::utcNow(),
1134 'rel' => self::SHARING,
1140 $condition = ['nurl' => Strings::normaliseLink($data["url"]), 'uid' => $uid, 'deleted' => false];
1142 // Before inserting we do check if the entry does exist now.
1143 if (DI::lock()->acquire(self::LOCK_INSERT, 0)) {
1144 $contact = DBA::selectFirst('contact', ['id'], $condition, ['order' => ['id']]);
1145 if (DBA::isResult($contact)) {
1146 $contact_id = $contact['id'];
1147 Logger::notice('Contact had been created (shortly) before', ['id' => $contact_id, 'url' => $url, 'uid' => $uid]);
1149 DBA::insert('contact', $fields);
1150 $contact_id = DBA::lastInsertId();
1152 Logger::info('Contact inserted', ['id' => $contact_id, 'url' => $url, 'uid' => $uid]);
1155 DI::lock()->release(self::LOCK_INSERT);
1157 Logger::warning('Contact lock had not been acquired');
1161 Logger::info('Contact was not inserted', ['url' => $url, 'uid' => $uid]);
1165 Logger::info('Contact will be updated', ['url' => $url, 'uid' => $uid, 'update' => $update, 'cid' => $contact_id]);
1168 self::updateFromProbeArray($contact_id, $data);
1174 * Checks if the contact is archived
1176 * @param int $cid contact id
1178 * @return boolean Is the contact archived?
1179 * @throws HTTPException\InternalServerErrorException
1181 public static function isArchived(int $cid)
1187 $contact = DBA::selectFirst('contact', ['archive', 'url', 'batch'], ['id' => $cid]);
1188 if (!DBA::isResult($contact)) {
1192 if ($contact['archive']) {
1196 // Check status of ActivityPub endpoints
1197 $apcontact = APContact::getByURL($contact['url'], false);
1198 if (!empty($apcontact)) {
1199 if (!empty($apcontact['inbox']) && DBA::exists('inbox-status', ['archive' => true, 'url' => $apcontact['inbox']])) {
1203 if (!empty($apcontact['sharedinbox']) && DBA::exists('inbox-status', ['archive' => true, 'url' => $apcontact['sharedinbox']])) {
1208 // Check status of Diaspora endpoints
1209 if (!empty($contact['batch'])) {
1210 $condition = ['archive' => true, 'uid' => 0, 'network' => Protocol::FEDERATED, 'batch' => $contact['batch'], 'contact-type' => self::TYPE_RELAY];
1211 return DBA::exists('contact', $condition);
1218 * Checks if the contact is blocked
1220 * @param int $cid contact id
1222 * @return boolean Is the contact blocked?
1223 * @throws HTTPException\InternalServerErrorException
1225 public static function isBlocked($cid)
1231 $blocked = DBA::selectFirst('contact', ['blocked', 'url'], ['id' => $cid]);
1232 if (!DBA::isResult($blocked)) {
1236 if (Network::isUrlBlocked($blocked['url'])) {
1240 return (bool) $blocked['blocked'];
1244 * Checks if the contact is hidden
1246 * @param int $cid contact id
1248 * @return boolean Is the contact hidden?
1249 * @throws \Exception
1251 public static function isHidden($cid)
1257 $hidden = DBA::selectFirst('contact', ['hidden'], ['id' => $cid]);
1258 if (!DBA::isResult($hidden)) {
1261 return (bool) $hidden['hidden'];
1265 * Returns posts from a given contact url
1267 * @param string $contact_url Contact URL
1268 * @param bool $thread_mode
1269 * @param int $update Update mode
1270 * @param int $parent Item parent ID for the update mode
1271 * @return string posts in HTML
1272 * @throws \Exception
1274 public static function getPostsFromUrl($contact_url, $thread_mode = false, $update = 0, $parent = 0)
1276 return self::getPostsFromId(self::getIdForURL($contact_url), $thread_mode, $update, $parent);
1280 * Returns posts from a given contact id
1282 * @param int $cid Contact ID
1283 * @param bool $thread_mode
1284 * @param int $update Update mode
1285 * @param int $parent Item parent ID for the update mode
1286 * @return string posts in HTML
1287 * @throws \Exception
1289 public static function getPostsFromId($cid, $thread_mode = false, $update = 0, $parent = 0)
1293 $contact = DBA::selectFirst('contact', ['contact-type', 'network'], ['id' => $cid]);
1294 if (!DBA::isResult($contact)) {
1298 if (empty($contact["network"]) || in_array($contact["network"], Protocol::FEDERATED)) {
1299 $sql = "(`item`.`uid` = 0 OR (`item`.`uid` = ? AND NOT `item`.`global`))";
1301 $sql = "`item`.`uid` = ?";
1304 $contact_field = ((($contact["contact-type"] == self::TYPE_COMMUNITY) || ($contact['network'] == Protocol::MAIL)) ? 'owner-id' : 'author-id');
1307 $condition = ["((`$contact_field` = ? AND `gravity` = ?) OR (`author-id` = ? AND `gravity` = ? AND `vid` = ?)) AND " . $sql,
1308 $cid, GRAVITY_PARENT, $cid, GRAVITY_ACTIVITY, Verb::getID(Activity::ANNOUNCE), local_user()];
1310 $condition = ["`$contact_field` = ? AND `gravity` IN (?, ?) AND " . $sql,
1311 $cid, GRAVITY_PARENT, GRAVITY_COMMENT, local_user()];
1314 if (!empty($parent)) {
1315 $condition = DBA::mergeConditions($condition, ['parent' => $parent]);
1317 $last_received = isset($_GET['last_received']) ? DateTimeFormat::utc($_GET['last_received']) : '';
1318 if (!empty($last_received)) {
1319 $condition = DBA::mergeConditions($condition, ["`received` < ?", $last_received]);
1323 if (DI::mode()->isMobile()) {
1324 $itemsPerPage = DI::pConfig()->get(local_user(), 'system', 'itemspage_mobile_network',
1325 DI::config()->get('system', 'itemspage_network_mobile'));
1327 $itemsPerPage = DI::pConfig()->get(local_user(), 'system', 'itemspage_network',
1328 DI::config()->get('system', 'itemspage_network'));
1331 $pager = new Pager(DI::l10n(), DI::args()->getQueryString(), $itemsPerPage);
1333 $params = ['order' => ['received' => true], 'limit' => [$pager->getStart(), $pager->getItemsPerPage()]];
1335 if (DI::pConfig()->get(local_user(), 'system', 'infinite_scroll')) {
1336 $tpl = Renderer::getMarkupTemplate('infinite_scroll_head.tpl');
1337 $o = Renderer::replaceMacros($tpl, ['$reload_uri' => DI::args()->getQueryString()]);
1343 $r = Item::selectForUser(local_user(), ['uri', 'gravity', 'parent-uri', 'thr-parent-id', 'author-id'], $condition, $params);
1345 while ($item = DBA::fetch($r)) {
1350 $o .= conversation($a, $items, 'contacts', $update, false, 'commented', local_user());
1352 $r = Item::selectForUser(local_user(), [], $condition, $params);
1354 $items = Item::inArray($r);
1356 $o .= conversation($a, $items, 'contact-posts', $update);
1360 if (DI::pConfig()->get(local_user(), 'system', 'infinite_scroll')) {
1361 $o .= HTML::scrollLoader();
1363 $o .= $pager->renderMinimal(count($items));
1371 * Returns the account type name
1373 * The function can be called with either the user or the contact array
1375 * @param array $contact contact or user array
1378 public static function getAccountType(array $contact)
1380 // There are several fields that indicate that the contact or user is a forum
1381 // "page-flags" is a field in the user table,
1382 // "forum" and "prv" are used in the contact table. They stand for User::PAGE_FLAGS_COMMUNITY and User::PAGE_FLAGS_PRVGROUP.
1383 if ((isset($contact['page-flags']) && (intval($contact['page-flags']) == User::PAGE_FLAGS_COMMUNITY))
1384 || (isset($contact['page-flags']) && (intval($contact['page-flags']) == User::PAGE_FLAGS_PRVGROUP))
1385 || (isset($contact['forum']) && intval($contact['forum']))
1386 || (isset($contact['prv']) && intval($contact['prv']))
1387 || (isset($contact['community']) && intval($contact['community']))
1389 $type = self::TYPE_COMMUNITY;
1391 $type = self::TYPE_PERSON;
1394 // The "contact-type" (contact table) and "account-type" (user table) are more general then the chaos from above.
1395 if (isset($contact["contact-type"])) {
1396 $type = $contact["contact-type"];
1399 if (isset($contact["account-type"])) {
1400 $type = $contact["account-type"];
1404 case self::TYPE_ORGANISATION:
1405 $account_type = DI::l10n()->t("Organisation");
1408 case self::TYPE_NEWS:
1409 $account_type = DI::l10n()->t('News');
1412 case self::TYPE_COMMUNITY:
1413 $account_type = DI::l10n()->t("Forum");
1421 return $account_type;
1429 * @throws \Exception
1431 public static function block($cid, $reason = null)
1433 $return = DBA::update('contact', ['blocked' => true, 'block_reason' => $reason], ['id' => $cid]);
1439 * Unblocks a contact
1443 * @throws \Exception
1445 public static function unblock($cid)
1447 $return = DBA::update('contact', ['blocked' => false, 'block_reason' => null], ['id' => $cid]);
1453 * Ensure that cached avatar exist
1455 * @param integer $cid
1457 public static function checkAvatarCache(int $cid)
1459 $contact = DBA::selectFirst('contact', ['url', 'avatar', 'photo', 'thumb', 'micro'], ['id' => $cid, 'uid' => 0, 'self' => false]);
1460 if (!DBA::isResult($contact)) {
1464 if (empty($contact['avatar']) || (!empty($contact['photo']) && !empty($contact['thumb']) && !empty($contact['micro']))) {
1468 Logger::info('Adding avatar cache', ['id' => $cid, 'contact' => $contact]);
1470 self::updateAvatar($cid, $contact['avatar'], true);
1474 * Return the photo path for a given contact array in the given size
1476 * @param array $contact contact array
1477 * @param string $field Fieldname of the photo in the contact array
1478 * @param string $default Default path when no picture had been found
1479 * @param string $size Size of the avatar picture
1480 * @param string $avatar Avatar path that is displayed when no photo had been found
1481 * @return string photo path
1483 private static function getAvatarPath(array $contact, string $field, string $default, string $size, string $avatar)
1485 if (!empty($contact)) {
1486 $contact = self::checkAvatarCacheByArray($contact);
1487 if (!empty($contact[$field])) {
1488 $avatar = $contact[$field];
1492 if (empty($avatar)) {
1496 if (Proxy::isLocalImage($avatar)) {
1499 return Proxy::proxifyUrl($avatar, false, $size);
1504 * Return the photo path for a given contact array
1506 * @param array $contact Contact array
1507 * @param string $avatar Avatar path that is displayed when no photo had been found
1508 * @return string photo path
1510 public static function getPhoto(array $contact, string $avatar = '')
1512 return self::getAvatarPath($contact, 'photo', DI::baseUrl() . self::DEFAULT_AVATAR_PHOTO, Proxy::SIZE_SMALL, $avatar);
1516 * Return the photo path (thumb size) for a given contact array
1518 * @param array $contact Contact array
1519 * @param string $avatar Avatar path that is displayed when no photo had been found
1520 * @return string photo path
1522 public static function getThumb(array $contact, string $avatar = '')
1524 return self::getAvatarPath($contact, 'thumb', DI::baseUrl() . self::DEFAULT_AVATAR_THUMB, Proxy::SIZE_THUMB, $avatar);
1528 * Return the photo path (micro size) for a given contact array
1530 * @param array $contact Contact array
1531 * @param string $avatar Avatar path that is displayed when no photo had been found
1532 * @return string photo path
1534 public static function getMicro(array $contact, string $avatar = '')
1536 return self::getAvatarPath($contact, 'micro', DI::baseUrl() . self::DEFAULT_AVATAR_MICRO, Proxy::SIZE_MICRO, $avatar);
1540 * Check the given contact array for avatar cache fields
1542 * @param array $contact
1543 * @return array contact array with avatar cache fields
1545 private static function checkAvatarCacheByArray(array $contact)
1548 $contact_fields = [];
1549 $fields = ['photo', 'thumb', 'micro'];
1550 foreach ($fields as $field) {
1551 if (isset($contact[$field])) {
1552 $contact_fields[] = $field;
1554 if (isset($contact[$field]) && empty($contact[$field])) {
1563 if (!empty($contact['id']) && !empty($contact['avatar'])) {
1564 self::updateAvatar($contact['id'], $contact['avatar'], true);
1566 $new_contact = self::getById($contact['id'], $contact_fields);
1567 if (DBA::isResult($new_contact)) {
1568 // We only update the cache fields
1569 $contact = array_merge($contact, $new_contact);
1573 /// add the default avatars if the fields aren't filled
1574 if (isset($contact['photo']) && empty($contact['photo'])) {
1575 $contact['photo'] = DI::baseUrl() . self::DEFAULT_AVATAR_PHOTO;
1577 if (isset($contact['thumb']) && empty($contact['thumb'])) {
1578 $contact['thumb'] = DI::baseUrl() . self::DEFAULT_AVATAR_THUMB;
1580 if (isset($contact['micro']) && empty($contact['micro'])) {
1581 $contact['micro'] = DI::baseUrl() . self::DEFAULT_AVATAR_MICRO;
1588 * Updates the avatar links in a contact only if needed
1590 * @param int $cid Contact id
1591 * @param string $avatar Link to avatar picture
1592 * @param bool $force force picture update
1593 * @param bool $create_cache Enforces the creation of cached avatar fields
1596 * @throws HTTPException\InternalServerErrorException
1597 * @throws HTTPException\NotFoundException
1598 * @throws \ImagickException
1600 public static function updateAvatar(int $cid, string $avatar, bool $force = false, bool $create_cache = false)
1602 $contact = DBA::selectFirst('contact', ['uid', 'avatar', 'photo', 'thumb', 'micro', 'nurl', 'url', 'network'], ['id' => $cid, 'self' => false]);
1603 if (!DBA::isResult($contact)) {
1607 $uid = $contact['uid'];
1609 // Only update the cached photo links of public contacts when they already are cached
1610 if (($uid == 0) && !$force && empty($contact['thumb']) && empty($contact['micro']) && !$create_cache) {
1611 if ($contact['avatar'] != $avatar) {
1612 DBA::update('contact', ['avatar' => $avatar], ['id' => $cid]);
1613 Logger::info('Only update the avatar', ['id' => $cid, 'avatar' => $avatar, 'contact' => $contact]);
1618 // User contacts use are updated through the public contacts
1619 if (($uid != 0) && !in_array($contact['network'], [Protocol::FEED, Protocol::MAIL])) {
1620 $pcid = self::getIdForURL($contact['url'], false);
1621 if (!empty($pcid)) {
1622 Logger::debug('Update the private contact via the public contact', ['id' => $cid, 'uid' => $uid, 'public' => $pcid]);
1623 self::updateAvatar($pcid, $avatar, $force, true);
1628 // Replace cached avatar pictures from the default avatar with the default avatars in different sizes
1629 if (strpos($avatar, self::DEFAULT_AVATAR_PHOTO)) {
1630 $fields = ['avatar' => $avatar, 'avatar-date' => DateTimeFormat::utcNow(),
1631 'photo' => DI::baseUrl() . self::DEFAULT_AVATAR_PHOTO,
1632 'thumb' => DI::baseUrl() . self::DEFAULT_AVATAR_THUMB,
1633 'micro' => DI::baseUrl() . self::DEFAULT_AVATAR_MICRO];
1634 Logger::debug('Use default avatar', ['id' => $cid, 'uid' => $uid]);
1637 // Use the data from the self account
1638 if (empty($fields)) {
1639 $local_uid = User::getIdForURL($contact['url']);
1640 if (!empty($local_uid)) {
1641 $fields = self::selectFirst(['avatar', 'avatar-date', 'photo', 'thumb', 'micro'], ['self' => true, 'uid' => $local_uid]);
1642 Logger::debug('Use owner data', ['id' => $cid, 'uid' => $uid, 'owner-uid' => $local_uid]);
1646 if (empty($fields)) {
1647 $update = ($contact['avatar'] != $avatar) || $force;
1651 $contact['photo'] ?? '',
1652 $contact['thumb'] ?? '',
1653 $contact['micro'] ?? '',
1656 foreach ($data as $image_uri) {
1657 $image_rid = Photo::ridFromURI($image_uri);
1658 if ($image_rid && !Photo::exists(['resource-id' => $image_rid, 'uid' => $uid])) {
1659 Logger::debug('Regenerating avatar', ['contact uid' => $uid, 'cid' => $cid, 'missing photo' => $image_rid, 'avatar' => $contact['avatar']]);
1666 $photos = Photo::importProfilePhoto($avatar, $uid, $cid, true);
1668 $fields = ['avatar' => $avatar, 'photo' => $photos[0], 'thumb' => $photos[1], 'micro' => $photos[2], 'avatar-date' => DateTimeFormat::utcNow()];
1669 $update = !empty($fields);
1670 Logger::debug('Created new cached avatars', ['id' => $cid, 'uid' => $uid, 'owner-uid' => $local_uid]);
1676 $update = ($fields['photo'] . $fields['thumb'] . $fields['micro'] != $contact['photo'] . $contact['thumb'] . $contact['micro']) || $force;
1685 if (($uid == 0) && !in_array($contact['network'], [Protocol::FEED, Protocol::MAIL])) {
1686 // Collect all user contacts of the given public contact
1687 $personal_contacts = DBA::select('contact', ['id', 'uid'],
1688 ["`nurl` = ? AND `id` != ? AND NOT `self`", $contact['nurl'], $cid]);
1689 while ($personal_contact = DBA::fetch($personal_contacts)) {
1690 $cids[] = $personal_contact['id'];
1691 $uids[] = $personal_contact['uid'];
1693 DBA::close($personal_contacts);
1695 if (!empty($cids)) {
1696 // Delete possibly existing cached user contact avatars
1697 Photo::delete(['uid' => $uids, 'contact-id' => $cids, 'album' => Photo::CONTACT_PHOTOS]);
1703 Logger::info('Updating cached contact avatars', ['cid' => $cids, 'uid' => $uids, 'fields' => $fields]);
1704 DBA::update('contact', $fields, ['id' => $cids]);
1708 * Helper function for "updateFromProbe". Updates personal and public contact
1710 * @param integer $id contact id
1711 * @param integer $uid user id
1712 * @param string $url The profile URL of the contact
1713 * @param array $fields The fields that are updated
1715 * @throws \Exception
1717 private static function updateContact($id, $uid, $url, array $fields)
1719 if (!DBA::update('contact', $fields, ['id' => $id])) {
1720 Logger::info('Couldn\'t update contact.', ['id' => $id, 'fields' => $fields]);
1724 // Search for duplicated contacts and get rid of them
1725 if (self::removeDuplicates(Strings::normaliseLink($url), $uid)) {
1729 // Archive or unarchive the contact.
1730 $contact = DBA::selectFirst('contact', [], ['id' => $id]);
1731 if (!DBA::isResult($contact)) {
1732 Logger::info('Couldn\'t select contact for archival.', ['id' => $id]);
1736 if (isset($fields['failed'])) {
1737 if ($fields['failed']) {
1738 self::markForArchival($contact);
1740 self::unmarkForArchival($contact);
1744 if ($contact['uid'] != 0) {
1748 // Update contact data for all users
1749 $condition = ['self' => false, 'nurl' => Strings::normaliseLink($url)];
1751 $condition['network'] = [Protocol::DFRN, Protocol::DIASPORA, Protocol::ACTIVITYPUB];
1752 DBA::update('contact', $fields, $condition);
1754 // We mustn't set the update fields for OStatus contacts since they are updated in OnePoll
1755 $condition['network'] = Protocol::OSTATUS;
1757 // If the contact failed, propagate the update fields to all contacts
1758 if (empty($fields['failed'])) {
1759 unset($fields['last-update']);
1760 unset($fields['success_update']);
1761 unset($fields['failure_update']);
1764 if (empty($fields)) {
1768 DBA::update('contact', $fields, $condition);
1772 * Remove duplicated contacts
1774 * @param string $nurl Normalised contact url
1775 * @param integer $uid User id
1777 * @throws \Exception
1779 public static function removeDuplicates(string $nurl, int $uid)
1781 $condition = ['nurl' => $nurl, 'uid' => $uid, 'deleted' => false, 'network' => Protocol::FEDERATED];
1782 $count = DBA::count('contact', $condition);
1787 $first_contact = DBA::selectFirst('contact', ['id', 'network'], $condition, ['order' => ['id']]);
1788 if (!DBA::isResult($first_contact)) {
1789 // Shouldn't happen - so we handle it
1793 $first = $first_contact['id'];
1794 Logger::info('Found duplicates', ['count' => $count, 'first' => $first, 'uid' => $uid, 'nurl' => $nurl]);
1795 if (($uid != 0 && ($first_contact['network'] == Protocol::DFRN))) {
1796 // Don't handle non public DFRN duplicates by now (legacy DFRN is very special because of the key handling)
1797 Logger::info('Not handling non public DFRN duplicate', ['uid' => $uid, 'nurl' => $nurl]);
1801 // Find all duplicates
1802 $condition = ["`nurl` = ? AND `uid` = ? AND `id` != ? AND NOT `self` AND NOT `deleted`", $nurl, $uid, $first];
1803 $duplicates = DBA::select('contact', ['id', 'network'], $condition);
1804 while ($duplicate = DBA::fetch($duplicates)) {
1805 if (!in_array($duplicate['network'], Protocol::FEDERATED)) {
1809 Worker::add(PRIORITY_HIGH, 'MergeContact', $first, $duplicate['id'], $uid);
1811 DBA::close($duplicates);
1812 Logger::info('Duplicates handled', ['uid' => $uid, 'nurl' => $nurl]);
1817 * @param integer $id contact id
1818 * @param string $network Optional network we are probing for
1820 * @throws HTTPException\InternalServerErrorException
1821 * @throws \ImagickException
1823 public static function updateFromProbe(int $id, string $network = '')
1825 $contact = DBA::selectFirst('contact', ['uid', 'url'], ['id' => $id]);
1826 if (!DBA::isResult($contact)) {
1830 $ret = Probe::uri($contact['url'], $network, $contact['uid']);
1831 return self::updateFromProbeArray($id, $ret);
1835 * @param integer $id contact id
1836 * @param array $ret Probed data
1838 * @throws HTTPException\InternalServerErrorException
1839 * @throws \ImagickException
1841 private static function updateFromProbeArray(int $id, array $ret)
1844 Warning: Never ever fetch the public key via Probe::uri and write it into the contacts.
1845 This will reliably kill your communication with old Friendica contacts.
1848 // These fields aren't updated by this routine:
1849 // 'xmpp', 'sensitive'
1851 $fields = ['uid', 'avatar', 'name', 'nick', 'location', 'keywords', 'about', 'subscribe', 'manually-approve',
1852 'unsearchable', 'url', 'addr', 'batch', 'notify', 'poll', 'request', 'confirm', 'poco',
1853 'network', 'alias', 'baseurl', 'gsid', 'forum', 'prv', 'contact-type', 'pubkey', 'last-item'];
1854 $contact = DBA::selectFirst('contact', $fields, ['id' => $id]);
1855 if (!DBA::isResult($contact)) {
1859 $uid = $contact['uid'];
1860 unset($contact['uid']);
1862 $pubkey = $contact['pubkey'];
1863 unset($contact['pubkey']);
1865 $contact['photo'] = $contact['avatar'];
1866 unset($contact['avatar']);
1868 $updated = DateTimeFormat::utcNow();
1870 // We must not try to update relay contacts via probe. They are no real contacts.
1871 // We check after the probing to be able to correct falsely detected contact types.
1872 if (($contact['contact-type'] == self::TYPE_RELAY) &&
1873 (!Strings::compareLink($ret['url'], $contact['url']) || in_array($ret['network'], [Protocol::FEED, Protocol::PHANTOM]))) {
1874 self::updateContact($id, $uid, $contact['url'], ['failed' => false, 'last-update' => $updated, 'success_update' => $updated]);
1875 Logger::info('Not updating relais', ['id' => $id, 'url' => $contact['url']]);
1879 // If Probe::uri fails the network code will be different ("feed" or "unkn")
1880 if (in_array($ret['network'], [Protocol::FEED, Protocol::PHANTOM]) && ($ret['network'] != $contact['network'])) {
1881 self::updateContact($id, $uid, $ret['url'], ['failed' => true, 'last-update' => $updated, 'failure_update' => $updated]);
1885 if (isset($ret['hide']) && is_bool($ret['hide'])) {
1886 $ret['unsearchable'] = $ret['hide'];
1889 if (isset($ret['account-type']) && is_int($ret['account-type'])) {
1890 $ret['forum'] = false;
1891 $ret['prv'] = false;
1892 $ret['contact-type'] = $ret['account-type'];
1893 if (($ret['contact-type'] == User::ACCOUNT_TYPE_COMMUNITY) && isset($ret['manually-approve'])) {
1894 $ret['forum'] = (bool)!$ret['manually-approve'];
1895 $ret['prv'] = (bool)!$ret['forum'];
1899 $new_pubkey = $ret['pubkey'] ?? '';
1902 $ret['last-item'] = Probe::getLastUpdate($ret);
1903 Logger::info('Fetched last item', ['id' => $id, 'probed_url' => $ret['url'], 'last-item' => $ret['last-item'], 'callstack' => System::callstack(20)]);
1908 // make sure to not overwrite existing values with blank entries except some technical fields
1909 $keep = ['batch', 'notify', 'poll', 'request', 'confirm', 'poco', 'baseurl'];
1910 foreach ($ret as $key => $val) {
1911 if (!array_key_exists($key, $contact)) {
1913 } elseif (($contact[$key] != '') && ($val === '') && !is_bool($ret[$key]) && !in_array($key, $keep)) {
1914 $ret[$key] = $contact[$key];
1915 } elseif ($ret[$key] != $contact[$key]) {
1920 if (!empty($ret['last-item']) && ($contact['last-item'] < $ret['last-item'])) {
1923 unset($ret['last-item']);
1926 if (!empty($ret['photo']) && ($ret['network'] != Protocol::FEED)) {
1927 self::updateAvatar($id, $ret['photo'], $update);
1931 self::updateContact($id, $uid, $ret['url'], ['failed' => false, 'last-update' => $updated, 'success_update' => $updated]);
1933 if (Contact\Relation::isDiscoverable($ret['url'])) {
1934 Worker::add(PRIORITY_LOW, 'ContactDiscovery', $ret['url']);
1937 // Update the public contact
1939 $contact = self::getByURL($ret['url'], false, ['id']);
1940 if (!empty($contact['id'])) {
1941 self::updateFromProbeArray($contact['id'], $ret);
1948 $ret['nurl'] = Strings::normaliseLink($ret['url']);
1949 $ret['updated'] = $updated;
1950 $ret['failed'] = false;
1952 // Only fill the pubkey if it had been empty before. We have to prevent identity theft.
1953 if (empty($pubkey) && !empty($new_pubkey)) {
1954 $ret['pubkey'] = $new_pubkey;
1957 if ((!empty($ret['addr']) && ($ret['addr'] != $contact['addr'])) || (!empty($ret['alias']) && ($ret['alias'] != $contact['alias']))) {
1958 $ret['uri-date'] = DateTimeFormat::utcNow();
1961 if (($ret['name'] != $contact['name']) || ($ret['nick'] != $contact['nick'])) {
1962 $ret['name-date'] = $updated;
1965 if (($uid == 0) || in_array($ret['network'], [Protocol::DFRN, Protocol::DIASPORA, Protocol::ACTIVITYPUB])) {
1966 $ret['last-update'] = $updated;
1967 $ret['success_update'] = $updated;
1970 unset($ret['photo']);
1972 self::updateContact($id, $uid, $ret['url'], $ret);
1974 if (Contact\Relation::isDiscoverable($ret['url'])) {
1975 Worker::add(PRIORITY_LOW, 'ContactDiscovery', $ret['url']);
1982 * @param integer $url contact url
1983 * @return integer Contact id
1984 * @throws HTTPException\InternalServerErrorException
1985 * @throws \ImagickException
1987 public static function updateFromProbeByURL($url)
1989 $id = self::getIdForURL($url);
1995 self::updateFromProbe($id);
2001 * Detects if a given contact array belongs to a legacy DFRN connection
2003 * @param array $contact
2006 public static function isLegacyDFRNContact($contact)
2008 // Newer Friendica contacts are connected via AP, then these fields aren't set
2009 return !empty($contact['dfrn-id']) || !empty($contact['issued-id']);
2013 * Detects the communication protocol for a given contact url.
2014 * This is used to detect Friendica contacts that we can communicate via AP.
2016 * @param string $url contact url
2017 * @param string $network Network of that contact
2018 * @return string with protocol
2020 public static function getProtocol($url, $network)
2022 if ($network != Protocol::DFRN) {
2026 $apcontact = APContact::getByURL($url);
2027 if (!empty($apcontact) && !empty($apcontact['generator'])) {
2028 return Protocol::ACTIVITYPUB;
2035 * Takes a $uid and a url/handle and adds a new contact
2037 * Currently if the contact is DFRN, interactive needs to be true, to redirect to the
2038 * dfrn_request page.
2040 * Otherwise this can be used to bulk add StatusNet contacts, Twitter contacts, etc.
2043 * $return['success'] boolean true if successful
2044 * $return['message'] error text if success is false.
2046 * Takes a $uid and a url/handle and adds a new contact
2048 * @param array $user The user the contact should be created for
2049 * @param string $url The profile URL of the contact
2050 * @param bool $interactive
2051 * @param string $network
2053 * @throws HTTPException\InternalServerErrorException
2054 * @throws HTTPException\NotFoundException
2055 * @throws \ImagickException
2057 public static function createFromProbe(array $user, $url, $interactive = false, $network = '')
2059 $result = ['cid' => -1, 'success' => false, 'message' => ''];
2061 // remove ajax junk, e.g. Twitter
2062 $url = str_replace('/#!/', '/', $url);
2064 if (!Network::isUrlAllowed($url)) {
2065 $result['message'] = DI::l10n()->t('Disallowed profile URL.');
2069 if (Network::isUrlBlocked($url)) {
2070 $result['message'] = DI::l10n()->t('Blocked domain');
2075 $result['message'] = DI::l10n()->t('Connect URL missing.');
2079 $arr = ['url' => $url, 'contact' => []];
2081 Hook::callAll('follow', $arr);
2084 $result['message'] = DI::l10n()->t('The contact could not be added. Please check the relevant network credentials in your Settings -> Social Networks page.');
2088 if (!empty($arr['contact']['name'])) {
2089 $ret = $arr['contact'];
2091 $ret = Probe::uri($url, $network, $user['uid']);
2094 if (($network != '') && ($ret['network'] != $network)) {
2095 Logger::log('Expected network ' . $network . ' does not match actual network ' . $ret['network']);
2099 // check if we already have a contact
2100 // the poll url is more reliable than the profile url, as we may have
2101 // indirect links or webfinger links
2103 $condition = ['uid' => $user['uid'], 'poll' => [$ret['poll'], Strings::normaliseLink($ret['poll'])], 'network' => $ret['network'], 'pending' => false];
2104 $contact = DBA::selectFirst('contact', ['id', 'rel'], $condition);
2105 if (!DBA::isResult($contact)) {
2106 $condition = ['uid' => $user['uid'], 'nurl' => Strings::normaliseLink($ret['url']), 'network' => $ret['network'], 'pending' => false];
2107 $contact = DBA::selectFirst('contact', ['id', 'rel'], $condition);
2110 $protocol = self::getProtocol($ret['url'], $ret['network']);
2112 if (($protocol === Protocol::DFRN) && !DBA::isResult($contact)) {
2114 if (strlen(DI::baseUrl()->getUrlPath())) {
2115 $myaddr = bin2hex(DI::baseUrl() . '/profile/' . $user['nickname']);
2117 $myaddr = bin2hex($user['nickname'] . '@' . DI::baseUrl()->getHostname());
2120 DI::baseUrl()->redirect($ret['request'] . "&addr=$myaddr");
2124 } elseif (DI::config()->get('system', 'dfrn_only') && ($ret['network'] != Protocol::DFRN)) {
2125 $result['message'] = DI::l10n()->t('This site is not configured to allow communications with other networks.') . EOL;
2126 $result['message'] .= DI::l10n()->t('No compatible communication protocols or feeds were discovered.') . EOL;
2130 // This extra param just confuses things, remove it
2131 if ($protocol === Protocol::DIASPORA) {
2132 $ret['url'] = str_replace('?absolute=true', '', $ret['url']);
2135 // do we have enough information?
2136 if (empty($protocol) || ($protocol == Protocol::PHANTOM) || (empty($ret['url']) && empty($ret['addr']))) {
2137 $result['message'] .= DI::l10n()->t('The profile address specified does not provide adequate information.') . EOL;
2138 if (empty($ret['poll'])) {
2139 $result['message'] .= DI::l10n()->t('No compatible communication protocols or feeds were discovered.') . EOL;
2141 if (empty($ret['name'])) {
2142 $result['message'] .= DI::l10n()->t('An author or name was not found.') . EOL;
2144 if (empty($ret['url'])) {
2145 $result['message'] .= DI::l10n()->t('No browser URL could be matched to this address.') . EOL;
2147 if (strpos($ret['url'], '@') !== false) {
2148 $result['message'] .= DI::l10n()->t('Unable to match @-style Identity Address with a known protocol or email contact.') . EOL;
2149 $result['message'] .= DI::l10n()->t('Use mailto: in front of address to force email check.') . EOL;
2154 if ($protocol === Protocol::OSTATUS && DI::config()->get('system', 'ostatus_disabled')) {
2155 $result['message'] .= DI::l10n()->t('The profile address specified belongs to a network which has been disabled on this site.') . EOL;
2156 $ret['notify'] = '';
2159 if (!$ret['notify']) {
2160 $result['message'] .= DI::l10n()->t('Limited profile. This person will be unable to receive direct/personal notifications from you.') . EOL;
2163 $writeable = ((($protocol === Protocol::OSTATUS) && ($ret['notify'])) ? 1 : 0);
2165 $subhub = (($protocol === Protocol::OSTATUS) ? true : false);
2167 $hidden = (($protocol === Protocol::MAIL) ? 1 : 0);
2170 if (($protocol == Protocol::ACTIVITYPUB) && isset($ret['manually-approve'])) {
2171 $pending = (bool)$ret['manually-approve'];
2174 if (in_array($protocol, [Protocol::MAIL, Protocol::DIASPORA, Protocol::ACTIVITYPUB])) {
2178 if (DBA::isResult($contact)) {
2180 $new_relation = (($contact['rel'] == self::FOLLOWER) ? self::FRIEND : self::SHARING);
2182 $fields = ['rel' => $new_relation, 'subhub' => $subhub, 'readonly' => false];
2183 DBA::update('contact', $fields, ['id' => $contact['id']]);
2185 $new_relation = (in_array($protocol, [Protocol::MAIL]) ? self::FRIEND : self::SHARING);
2187 // create contact record
2189 'uid' => $user['uid'],
2190 'created' => DateTimeFormat::utcNow(),
2191 'url' => $ret['url'],
2192 'nurl' => Strings::normaliseLink($ret['url']),
2193 'addr' => $ret['addr'],
2194 'alias' => $ret['alias'],
2195 'batch' => $ret['batch'],
2196 'notify' => $ret['notify'],
2197 'poll' => $ret['poll'],
2198 'poco' => $ret['poco'],
2199 'name' => $ret['name'],
2200 'nick' => $ret['nick'],
2201 'network' => $ret['network'],
2202 'baseurl' => $ret['baseurl'],
2203 'gsid' => $ret['gsid'] ?? null,
2204 'protocol' => $protocol,
2205 'pubkey' => $ret['pubkey'],
2206 'rel' => $new_relation,
2207 'priority'=> $ret['priority'],
2208 'writable'=> $writeable,
2209 'hidden' => $hidden,
2212 'pending' => $pending,
2217 $contact = DBA::selectFirst('contact', [], ['url' => $ret['url'], 'network' => $ret['network'], 'uid' => $user['uid']]);
2218 if (!DBA::isResult($contact)) {
2219 $result['message'] .= DI::l10n()->t('Unable to retrieve contact information.') . EOL;
2223 $contact_id = $contact['id'];
2224 $result['cid'] = $contact_id;
2226 Group::addMember(User::getDefaultGroup($user['uid'], $contact["network"]), $contact_id);
2228 // Update the avatar
2229 self::updateAvatar($contact_id, $ret['photo']);
2231 // pull feed and consume it, which should subscribe to the hub.
2232 if ($contact['network'] == Protocol::OSTATUS) {
2233 Worker::add(PRIORITY_HIGH, 'OnePoll', $contact_id, 'force');
2235 Worker::add(PRIORITY_HIGH, 'UpdateContact', $contact_id);
2238 $owner = User::getOwnerDataById($user['uid']);
2240 if (DBA::isResult($owner)) {
2241 if (in_array($protocol, [Protocol::OSTATUS, Protocol::DFRN])) {
2242 // create a follow slap
2244 $item['verb'] = Activity::FOLLOW;
2245 $item['gravity'] = GRAVITY_ACTIVITY;
2246 $item['follow'] = $contact["url"];
2248 $item['title'] = '';
2250 $item['uri-id'] = 0;
2252 $slap = OStatus::salmon($item, $owner);
2254 if (!empty($contact['notify'])) {
2255 Salmon::slapper($owner, $contact['notify'], $slap);
2257 } elseif ($protocol == Protocol::DIASPORA) {
2258 $ret = Diaspora::sendShare($owner, $contact);
2259 Logger::log('share returns: ' . $ret);
2260 } elseif ($protocol == Protocol::ACTIVITYPUB) {
2261 $activity_id = ActivityPub\Transmitter::activityIDFromContact($contact_id);
2262 if (empty($activity_id)) {
2263 // This really should never happen
2267 $ret = ActivityPub\Transmitter::sendActivity('Follow', $contact['url'], $user['uid'], $activity_id);
2268 Logger::log('Follow returns: ' . $ret);
2272 $result['success'] = true;
2277 * Updated contact's SSL policy
2279 * @param array $contact Contact array
2280 * @param string $new_policy New policy, valid: self,full
2282 * @return array Contact array with updated values
2283 * @throws \Exception
2285 public static function updateSslPolicy(array $contact, $new_policy)
2287 $ssl_changed = false;
2288 if ((intval($new_policy) == BaseURL::SSL_POLICY_SELFSIGN || $new_policy === 'self') && strstr($contact['url'], 'https:')) {
2289 $ssl_changed = true;
2290 $contact['url'] = str_replace('https:', 'http:', $contact['url']);
2291 $contact['request'] = str_replace('https:', 'http:', $contact['request']);
2292 $contact['notify'] = str_replace('https:', 'http:', $contact['notify']);
2293 $contact['poll'] = str_replace('https:', 'http:', $contact['poll']);
2294 $contact['confirm'] = str_replace('https:', 'http:', $contact['confirm']);
2295 $contact['poco'] = str_replace('https:', 'http:', $contact['poco']);
2298 if ((intval($new_policy) == BaseURL::SSL_POLICY_FULL || $new_policy === 'full') && strstr($contact['url'], 'http:')) {
2299 $ssl_changed = true;
2300 $contact['url'] = str_replace('http:', 'https:', $contact['url']);
2301 $contact['request'] = str_replace('http:', 'https:', $contact['request']);
2302 $contact['notify'] = str_replace('http:', 'https:', $contact['notify']);
2303 $contact['poll'] = str_replace('http:', 'https:', $contact['poll']);
2304 $contact['confirm'] = str_replace('http:', 'https:', $contact['confirm']);
2305 $contact['poco'] = str_replace('http:', 'https:', $contact['poco']);
2309 $fields = ['url' => $contact['url'], 'request' => $contact['request'],
2310 'notify' => $contact['notify'], 'poll' => $contact['poll'],
2311 'confirm' => $contact['confirm'], 'poco' => $contact['poco']];
2312 DBA::update('contact', $fields, ['id' => $contact['id']]);
2319 * @param array $importer Owner (local user) data
2320 * @param array $contact Existing owner-specific contact data we want to expand the relationship with. Optional.
2321 * @param array $datarray An item-like array with at least the 'author-id' and 'author-url' keys for the contact. Mandatory.
2322 * @param bool $sharing True: Contact is now sharing with Owner; False: Contact is now following Owner (default)
2323 * @param string $note Introduction additional message
2324 * @return bool|null True: follow request is accepted; False: relationship is rejected; Null: relationship is pending
2325 * @throws HTTPException\InternalServerErrorException
2326 * @throws \ImagickException
2328 public static function addRelationship(array $importer, array $contact, array $datarray, $sharing = false, $note = '')
2330 // Should always be set
2331 if (empty($datarray['author-id'])) {
2335 $fields = ['url', 'name', 'nick', 'avatar', 'photo', 'network', 'blocked'];
2336 $pub_contact = DBA::selectFirst('contact', $fields, ['id' => $datarray['author-id']]);
2337 if (!DBA::isResult($pub_contact)) {
2338 // Should never happen
2342 // Contact is blocked at node-level
2343 if (self::isBlocked($datarray['author-id'])) {
2347 $url = ($datarray['author-link'] ?? '') ?: $pub_contact['url'];
2348 $name = $pub_contact['name'];
2349 $photo = ($pub_contact['avatar'] ?? '') ?: $pub_contact["photo"];
2350 $nick = $pub_contact['nick'];
2351 $network = $pub_contact['network'];
2353 // Ensure that we don't create a new contact when there already is one
2354 $cid = self::getIdForURL($url, $importer['uid']);
2356 $contact = DBA::selectFirst('contact', [], ['id' => $cid]);
2359 if (!empty($contact)) {
2360 if (!empty($contact['pending'])) {
2361 Logger::info('Pending contact request already exists.', ['url' => $url, 'uid' => $importer['uid']]);
2365 // Contact is blocked at user-level
2366 if (!empty($contact['id']) && !empty($importer['id']) &&
2367 Contact\User::isBlocked($contact['id'], $importer['id'])) {
2371 // Make sure that the existing contact isn't archived
2372 self::unmarkForArchival($contact);
2374 if (($contact['rel'] == self::SHARING)
2375 || ($sharing && $contact['rel'] == self::FOLLOWER)) {
2376 DBA::update('contact', ['rel' => self::FRIEND, 'writable' => true, 'pending' => false],
2377 ['id' => $contact['id'], 'uid' => $importer['uid']]);
2380 // Ensure to always have the correct network type, independent from the connection request method
2381 self::updateFromProbe($contact['id']);
2385 // send email notification to owner?
2386 if (DBA::exists('contact', ['nurl' => Strings::normaliseLink($url), 'uid' => $importer['uid'], 'pending' => true])) {
2387 Logger::log('ignoring duplicated connection request from pending contact ' . $url);
2391 // create contact record
2392 DBA::insert('contact', [
2393 'uid' => $importer['uid'],
2394 'created' => DateTimeFormat::utcNow(),
2396 'nurl' => Strings::normaliseLink($url),
2399 'network' => $network,
2400 'rel' => self::FOLLOWER,
2407 $contact_id = DBA::lastInsertId();
2409 // Ensure to always have the correct network type, independent from the connection request method
2410 self::updateFromProbe($contact_id);
2412 self::updateAvatar($contact_id, $photo, true);
2414 $contact_record = DBA::selectFirst('contact', ['id', 'network', 'name', 'url', 'photo'], ['id' => $contact_id]);
2416 /// @TODO Encapsulate this into a function/method
2417 $fields = ['uid', 'username', 'email', 'page-flags', 'notify-flags', 'language'];
2418 $user = DBA::selectFirst('user', $fields, ['uid' => $importer['uid']]);
2419 if (DBA::isResult($user) && !in_array($user['page-flags'], [User::PAGE_FLAGS_SOAPBOX, User::PAGE_FLAGS_FREELOVE, User::PAGE_FLAGS_COMMUNITY])) {
2420 // create notification
2421 $hash = Strings::getRandomHex();
2423 if (is_array($contact_record)) {
2424 DBA::insert('intro', ['uid' => $importer['uid'], 'contact-id' => $contact_record['id'],
2425 'blocked' => false, 'knowyou' => false, 'note' => $note,
2426 'hash' => $hash, 'datetime' => DateTimeFormat::utcNow()]);
2429 Group::addMember(User::getDefaultGroup($importer['uid'], $contact_record["network"]), $contact_record['id']);
2431 if (($user['notify-flags'] & Type::INTRO) &&
2432 in_array($user['page-flags'], [User::PAGE_FLAGS_NORMAL])) {
2435 'type' => Type::INTRO,
2436 'otype' => Notify\ObjectType::INTRO,
2437 'verb' => ($sharing ? Activity::FRIEND : Activity::FOLLOW),
2438 'uid' => $user['uid'],
2439 'cid' => $contact_record['id'],
2440 'link' => DI::baseUrl() . '/notifications/intros',
2443 } elseif (DBA::isResult($user) && in_array($user['page-flags'], [User::PAGE_FLAGS_SOAPBOX, User::PAGE_FLAGS_FREELOVE, User::PAGE_FLAGS_COMMUNITY])) {
2444 if (($user['page-flags'] == User::PAGE_FLAGS_FREELOVE) && ($network != Protocol::DIASPORA)) {
2445 self::createFromProbe($importer, $url, false, $network);
2448 $condition = ['uid' => $importer['uid'], 'url' => $url, 'pending' => true];
2449 $fields = ['pending' => false];
2450 if ($user['page-flags'] == User::PAGE_FLAGS_FREELOVE) {
2451 $fields['rel'] = Contact::FRIEND;
2454 DBA::update('contact', $fields, $condition);
2463 public static function removeFollower($importer, $contact, array $datarray = [], $item = "")
2465 if (($contact['rel'] == self::FRIEND) || ($contact['rel'] == self::SHARING)) {
2466 DBA::update('contact', ['rel' => self::SHARING], ['id' => $contact['id']]);
2468 Contact::remove($contact['id']);
2472 public static function removeSharer($importer, $contact, array $datarray = [], $item = "")
2474 if (($contact['rel'] == self::FRIEND) || ($contact['rel'] == self::FOLLOWER)) {
2475 DBA::update('contact', ['rel' => self::FOLLOWER], ['id' => $contact['id']]);
2477 Contact::remove($contact['id']);
2482 * Create a birthday event.
2484 * Update the year and the birthday.
2486 public static function updateBirthdays()
2490 AND `bd` > "0001-01-01"
2491 AND SUBSTRING(`bd`, 1, 4) != `bdyear`
2492 AND (`contact`.`rel` = ? OR `contact`.`rel` = ?)
2493 AND NOT `contact`.`pending`
2494 AND NOT `contact`.`hidden`
2495 AND NOT `contact`.`blocked`
2496 AND NOT `contact`.`archive`
2497 AND NOT `contact`.`deleted`',
2502 $contacts = DBA::select('contact', ['id', 'uid', 'name', 'url', 'bd'], $condition);
2504 while ($contact = DBA::fetch($contacts)) {
2505 Logger::log('update_contact_birthday: ' . $contact['bd']);
2507 $nextbd = DateTimeFormat::utcNow('Y') . substr($contact['bd'], 4);
2509 if (Event::createBirthday($contact, $nextbd)) {
2513 ['bdyear' => substr($nextbd, 0, 4), 'bd' => $nextbd],
2514 ['id' => $contact['id']]
2518 DBA::close($contacts);
2522 * Remove the unavailable contact ids from the provided list
2524 * @param array $contact_ids Contact id list
2526 * @throws \Exception
2528 public static function pruneUnavailable(array $contact_ids)
2530 if (empty($contact_ids)) {
2534 $contacts = Contact::selectToArray(['id'], [
2535 'id' => $contact_ids,
2541 return array_column($contacts, 'id');
2545 * Returns a magic link to authenticate remote visitors
2547 * @todo check if the return is either a fully qualified URL or a relative path to Friendica basedir
2549 * @param string $contact_url The address of the target contact profile
2550 * @param string $url An url that we will be redirected to after the authentication
2552 * @return string with "redir" link
2553 * @throws HTTPException\InternalServerErrorException
2554 * @throws \ImagickException
2556 public static function magicLink($contact_url, $url = '')
2558 if (!Session::isAuthenticated()) {
2559 return $url ?: $contact_url; // Equivalent to: ($url != '') ? $url : $contact_url;
2562 $contact = self::getByURL($contact_url, false);
2563 if (empty($contact)) {
2564 return $url ?: $contact_url; // Equivalent to: ($url != '') ? $url : $contact_url;
2567 // Prevents endless loop in case only a non-public contact exists for the contact URL
2568 unset($contact['uid']);
2570 return self::magicLinkByContact($contact, $url ?: $contact_url);
2574 * Returns a magic link to authenticate remote visitors
2576 * @param integer $cid The contact id of the target contact profile
2577 * @param string $url An url that we will be redirected to after the authentication
2579 * @return string with "redir" link
2580 * @throws HTTPException\InternalServerErrorException
2581 * @throws \ImagickException
2583 public static function magicLinkbyId($cid, $url = '')
2585 $contact = DBA::selectFirst('contact', ['id', 'network', 'url', 'uid'], ['id' => $cid]);
2587 return self::magicLinkByContact($contact, $url);
2591 * Returns a magic link to authenticate remote visitors
2593 * @param array $contact The contact array with "uid", "network" and "url"
2594 * @param string $url An url that we will be redirected to after the authentication
2596 * @return string with "redir" link
2597 * @throws HTTPException\InternalServerErrorException
2598 * @throws \ImagickException
2600 public static function magicLinkByContact($contact, $url = '')
2602 $destination = $url ?: $contact['url']; // Equivalent to ($url != '') ? $url : $contact['url'];
2604 if (!Session::isAuthenticated()) {
2605 return $destination;
2608 // Only redirections to the same host do make sense
2609 if (($url != '') && (parse_url($url, PHP_URL_HOST) != parse_url($contact['url'], PHP_URL_HOST))) {
2613 if (DI::pConfig()->get(local_user(), 'system', 'stay_local') && ($url == '')) {
2614 return 'contact/' . $contact['id'] . '/conversations';
2617 if ($contact['network'] != Protocol::DFRN) {
2618 return $destination;
2621 if (!empty($contact['uid'])) {
2622 return self::magicLink($contact['url'], $url);
2625 if (empty($contact['id'])) {
2626 return $destination;
2629 $redirect = 'redir/' . $contact['id'];
2631 if (($url != '') && !Strings::compareLink($contact['url'], $url)) {
2632 $redirect .= '?url=' . $url;
2639 * Is the contact a forum?
2641 * @param integer $contactid ID of the contact
2643 * @return boolean "true" if it is a forum
2645 public static function isForum($contactid)
2647 $fields = ['forum', 'prv'];
2648 $condition = ['id' => $contactid];
2649 $contact = DBA::selectFirst('contact', $fields, $condition);
2650 if (!DBA::isResult($contact)) {
2655 return ($contact['forum'] || $contact['prv']);
2659 * Can the remote contact receive private messages?
2661 * @param array $contact
2664 public static function canReceivePrivateMessages(array $contact)
2666 $protocol = $contact['network'] ?? $contact['protocol'] ?? Protocol::PHANTOM;
2667 $self = $contact['self'] ?? false;
2669 return in_array($protocol, [Protocol::DFRN, Protocol::DIASPORA, Protocol::ACTIVITYPUB]) && !$self;
2673 * Search contact table by nick or name
2675 * @param string $search Name or nick
2676 * @param string $mode Search mode (e.g. "community")
2678 * @return array with search results
2679 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2681 public static function searchByName($search, $mode = '')
2683 if (empty($search)) {
2687 // check supported networks
2688 if (DI::config()->get('system', 'diaspora_enabled')) {
2689 $diaspora = Protocol::DIASPORA;
2691 $diaspora = Protocol::DFRN;
2694 if (!DI::config()->get('system', 'ostatus_disabled')) {
2695 $ostatus = Protocol::OSTATUS;
2697 $ostatus = Protocol::DFRN;
2700 // check if we search only communities or every contact
2701 if ($mode === 'community') {
2702 $extra_sql = sprintf(' AND `contact-type` = %d', Contact::TYPE_COMMUNITY);
2709 $results = DBA::p("SELECT * FROM `contact`
2710 WHERE NOT `unsearchable` AND `network` IN (?, ?, ?, ?) AND
2711 NOT `failed` AND `uid` = ? AND
2712 (`addr` LIKE ? OR `name` LIKE ? OR `nick` LIKE ?) $extra_sql
2713 ORDER BY `nurl` DESC LIMIT 1000",
2714 Protocol::DFRN, Protocol::ACTIVITYPUB, $ostatus, $diaspora, 0, $search, $search, $search
2717 $contacts = DBA::toArray($results);
2722 * Add public contacts from an array
2724 * @param array $urls
2725 * @return array result "count", "added" and "updated"
2727 public static function addByUrls(array $urls)
2734 foreach ($urls as $url) {
2735 $contact = Contact::getByURL($url, false, ['id', 'updated']);
2736 if (empty($contact['id'])) {
2737 Worker::add(PRIORITY_LOW, 'AddContact', 0, $url);
2739 } elseif ($contact['updated'] < DateTimeFormat::utc('now -7 days')) {
2740 Worker::add(PRIORITY_LOW, 'UpdateContact', $contact['id']);
2748 return ['count' => $count, 'added' => $added, 'updated' => $updated, 'unchanged' => $unchanged];
2752 * Returns a random, global contact of the current node
2754 * @return string The profile URL
2757 public static function getRandomUrl()
2759 $r = DBA::selectFirst('contact', ['url'], [
2760 "`uid` = ? AND `network` = ? AND NOT `failed` AND `last-item` > ?",
2761 0, Protocol::DFRN, DateTimeFormat::utc('now - 1 month'),
2762 ], ['order' => ['RAND()']]);
2764 if (DBA::isResult($r)) {