3 * @file src/Model/Contact.php
5 namespace Friendica\Model;
7 use Friendica\App\BaseURL;
8 use Friendica\Content\Pager;
9 use Friendica\Core\Hook;
10 use Friendica\Core\Logger;
11 use Friendica\Core\Protocol;
12 use Friendica\Core\Session;
13 use Friendica\Core\System;
14 use Friendica\Core\Worker;
15 use Friendica\Database\DBA;
17 use Friendica\Network\Probe;
18 use Friendica\Protocol\Activity;
19 use Friendica\Protocol\ActivityPub;
20 use Friendica\Protocol\DFRN;
21 use Friendica\Protocol\Diaspora;
22 use Friendica\Protocol\OStatus;
23 use Friendica\Protocol\Salmon;
24 use Friendica\Util\DateTimeFormat;
25 use Friendica\Util\Images;
26 use Friendica\Util\Network;
27 use Friendica\Util\Strings;
30 * functions for interacting with a contact
35 * @deprecated since version 2019.03
36 * @see User::PAGE_FLAGS_NORMAL
38 const PAGE_NORMAL = User::PAGE_FLAGS_NORMAL;
40 * @deprecated since version 2019.03
41 * @see User::PAGE_FLAGS_SOAPBOX
43 const PAGE_SOAPBOX = User::PAGE_FLAGS_SOAPBOX;
45 * @deprecated since version 2019.03
46 * @see User::PAGE_FLAGS_COMMUNITY
48 const PAGE_COMMUNITY = User::PAGE_FLAGS_COMMUNITY;
50 * @deprecated since version 2019.03
51 * @see User::PAGE_FLAGS_FREELOVE
53 const PAGE_FREELOVE = User::PAGE_FLAGS_FREELOVE;
55 * @deprecated since version 2019.03
56 * @see User::PAGE_FLAGS_BLOG
58 const PAGE_BLOG = User::PAGE_FLAGS_BLOG;
60 * @deprecated since version 2019.03
61 * @see User::PAGE_FLAGS_PRVGROUP
63 const PAGE_PRVGROUP = User::PAGE_FLAGS_PRVGROUP;
71 * TYPE_UNKNOWN - the account has been imported from gcontact where this is the default type value
73 * TYPE_PERSON - the account belongs to a person
74 * Associated page types: PAGE_NORMAL, PAGE_SOAPBOX, PAGE_FREELOVE
76 * TYPE_ORGANISATION - the account belongs to an organisation
77 * Associated page type: PAGE_SOAPBOX
79 * TYPE_NEWS - the account is a news reflector
80 * Associated page type: PAGE_SOAPBOX
82 * TYPE_COMMUNITY - the account is community forum
83 * Associated page types: PAGE_COMMUNITY, PAGE_PRVGROUP
85 * TYPE_RELAY - the account is a relay
86 * This will only be assigned to contacts, not to user accounts
89 const TYPE_UNKNOWN = -1;
90 const TYPE_PERSON = User::ACCOUNT_TYPE_PERSON;
91 const TYPE_ORGANISATION = User::ACCOUNT_TYPE_ORGANISATION;
92 const TYPE_NEWS = User::ACCOUNT_TYPE_NEWS;
93 const TYPE_COMMUNITY = User::ACCOUNT_TYPE_COMMUNITY;
94 const TYPE_RELAY = User::ACCOUNT_TYPE_RELAY;
113 * @param array $fields Array of selected fields, empty for all
114 * @param array $condition Array of fields for condition
115 * @param array $params Array of several parameters
119 public static function selectToArray(array $fields = [], array $condition = [], array $params = [])
121 return DBA::selectToArray('contact', $fields, $condition, $params);
125 * @param array $fields Array of selected fields, empty for all
126 * @param array $condition Array of fields for condition
127 * @param array $params Array of several parameters
131 public static function selectFirst(array $fields = [], array $condition = [], array $params = [])
133 $contact = DBA::selectFirst('contact', $fields, $condition, $params);
139 * Insert a row into the contact table
140 * Important: You can't use DBA::lastInsertId() after this call since it will be set to 0.
142 * @param array $fields field array
143 * @param bool $on_duplicate_update Do an update on a duplicate entry
145 * @return boolean was the insert successful?
148 public static function insert(array $fields, bool $on_duplicate_update = false)
150 $ret = DBA::insert('contact', $fields, $on_duplicate_update);
151 $contact = DBA::selectFirst('contact', ['nurl', 'uid'], ['id' => DBA::lastInsertId()]);
152 if (!DBA::isResult($contact)) {
157 // Search for duplicated contacts and get rid of them
158 self::removeDuplicates($contact['nurl'], $contact['uid']);
164 * @param integer $id Contact ID
165 * @param array $fields Array of selected fields, empty for all
166 * @return array|boolean Contact record if it exists, false otherwise
169 public static function getById($id, $fields = [])
171 return DBA::selectFirst('contact', $fields, ['id' => $id]);
175 * Tests if the given contact is a follower
177 * @param int $cid Either public contact id or user's contact id
178 * @param int $uid User ID
180 * @return boolean is the contact id a follower?
181 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
182 * @throws \ImagickException
184 public static function isFollower($cid, $uid)
186 if (self::isBlockedByUser($cid, $uid)) {
190 $cdata = self::getPublicAndUserContacID($cid, $uid);
191 if (empty($cdata['user'])) {
195 $condition = ['id' => $cdata['user'], 'rel' => [self::FOLLOWER, self::FRIEND]];
196 return DBA::exists('contact', $condition);
200 * Tests if the given contact url is a follower
202 * @param string $url Contact URL
203 * @param int $uid User ID
205 * @return boolean is the contact id a follower?
206 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
207 * @throws \ImagickException
209 public static function isFollowerByURL($url, $uid)
211 $cid = self::getIdForURL($url, $uid, true);
217 return self::isFollower($cid, $uid);
221 * Tests if the given user follow the given contact
223 * @param int $cid Either public contact id or user's contact id
224 * @param int $uid User ID
226 * @return boolean is the contact url being followed?
227 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
228 * @throws \ImagickException
230 public static function isSharing($cid, $uid)
232 if (self::isBlockedByUser($cid, $uid)) {
236 $cdata = self::getPublicAndUserContacID($cid, $uid);
237 if (empty($cdata['user'])) {
241 $condition = ['id' => $cdata['user'], 'rel' => [self::SHARING, self::FRIEND]];
242 return DBA::exists('contact', $condition);
246 * Tests if the given user follow the given contact url
248 * @param string $url Contact URL
249 * @param int $uid User ID
251 * @return boolean is the contact url being followed?
252 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
253 * @throws \ImagickException
255 public static function isSharingByURL($url, $uid)
257 $cid = self::getIdForURL($url, $uid, true);
263 return self::isSharing($cid, $uid);
267 * Get the basepath for a given contact link
269 * @param string $url The contact link
270 * @param boolean $dont_update Don't update the contact
272 * @return string basepath
273 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
274 * @throws \ImagickException
276 public static function getBasepath($url, $dont_update = false)
278 $contact = DBA::selectFirst('contact', ['id', 'baseurl'], ['uid' => 0, 'nurl' => Strings::normaliseLink($url)]);
279 if (!DBA::isResult($contact)) {
283 if (!empty($contact['baseurl'])) {
284 return $contact['baseurl'];
285 } elseif ($dont_update) {
289 // Update the existing contact
290 self::updateFromProbe($contact['id'], '', true);
292 // And fetch the result
293 $contact = DBA::selectFirst('contact', ['baseurl'], ['id' => $contact['id']]);
294 if (empty($contact['baseurl'])) {
295 Logger::info('No baseurl for contact', ['url' => $url]);
299 Logger::info('Found baseurl for contact', ['url' => $url, 'baseurl' => $contact['baseurl']]);
300 return $contact['baseurl'];
304 * Check if the given contact url is on the same server
306 * @param string $url The contact link
308 * @return boolean Is it the same server?
310 public static function isLocal($url)
312 return Strings::compareLink(self::getBasepath($url, true), DI::baseUrl());
316 * Check if the given contact ID is on the same server
318 * @param string $url The contact link
320 * @return boolean Is it the same server?
322 public static function isLocalById(int $cid)
324 $contact = DBA::selectFirst('contact', ['url', 'baseurl'], ['id' => $cid]);
325 if (!DBA::isResult($contact)) {
329 if (empty($contact['baseurl'])) {
330 $baseurl = self::getBasepath($contact['url'], true);
332 $baseurl = $contact['baseurl'];
335 return Strings::compareLink($baseurl, DI::baseUrl());
339 * Returns the public contact id of the given user id
341 * @param integer $uid User ID
343 * @return integer|boolean Public contact id for given user id
346 public static function getPublicIdByUserId($uid)
348 $self = DBA::selectFirst('contact', ['url'], ['self' => true, 'uid' => $uid]);
349 if (!DBA::isResult($self)) {
352 return self::getIdForURL($self['url'], 0, true);
356 * Returns the contact id for the user and the public contact id for a given contact id
358 * @param int $cid Either public contact id or user's contact id
359 * @param int $uid User ID
361 * @return array with public and user's contact id
362 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
363 * @throws \ImagickException
365 public static function getPublicAndUserContacID($cid, $uid)
367 if (empty($uid) || empty($cid)) {
371 $contact = DBA::selectFirst('contact', ['id', 'uid', 'url'], ['id' => $cid]);
372 if (!DBA::isResult($contact)) {
376 // We quit when the user id don't match the user id of the provided contact
377 if (($contact['uid'] != $uid) && ($contact['uid'] != 0)) {
381 if ($contact['uid'] != 0) {
382 $pcid = Contact::getIdForURL($contact['url'], 0, true, ['url' => $contact['url']]);
386 $ucid = $contact['id'];
388 $pcid = $contact['id'];
389 $ucid = Contact::getIdForURL($contact['url'], $uid, true);
392 return ['public' => $pcid, 'user' => $ucid];
396 * Returns contact details for a given contact id in combination with a user id
398 * @param int $cid A contact ID
399 * @param int $uid The User ID
400 * @param array $fields The selected fields for the contact
402 * @return array The contact details
406 public static function getContactForUser($cid, $uid, array $fields = [])
408 $contact = DBA::selectFirst('contact', $fields, ['id' => $cid, 'uid' => $uid]);
410 if (!DBA::isResult($contact)) {
418 * Block contact id for user id
420 * @param int $cid Either public contact id or user's contact id
421 * @param int $uid User ID
422 * @param boolean $blocked Is the contact blocked or unblocked?
425 public static function setBlockedForUser($cid, $uid, $blocked)
427 $cdata = self::getPublicAndUserContacID($cid, $uid);
432 if ($cdata['user'] != 0) {
433 DBA::update('contact', ['blocked' => $blocked], ['id' => $cdata['user'], 'pending' => false]);
436 DBA::update('user-contact', ['blocked' => $blocked], ['cid' => $cdata['public'], 'uid' => $uid], true);
440 * Returns "block" state for contact id and user id
442 * @param int $cid Either public contact id or user's contact id
443 * @param int $uid User ID
445 * @return boolean is the contact id blocked for the given user?
448 public static function isBlockedByUser($cid, $uid)
450 $cdata = self::getPublicAndUserContacID($cid, $uid);
455 $public_blocked = false;
457 if (!empty($cdata['public'])) {
458 $public_contact = DBA::selectFirst('user-contact', ['blocked'], ['cid' => $cdata['public'], 'uid' => $uid]);
459 if (DBA::isResult($public_contact)) {
460 $public_blocked = $public_contact['blocked'];
464 $user_blocked = $public_blocked;
466 if (!empty($cdata['user'])) {
467 $user_contact = DBA::selectFirst('contact', ['blocked'], ['id' => $cdata['user'], 'pending' => false]);
468 if (DBA::isResult($user_contact)) {
469 $user_blocked = $user_contact['blocked'];
473 if ($user_blocked != $public_blocked) {
474 DBA::update('user-contact', ['blocked' => $user_blocked], ['cid' => $cdata['public'], 'uid' => $uid], true);
477 return $user_blocked;
481 * Ignore contact id for user id
483 * @param int $cid Either public contact id or user's contact id
484 * @param int $uid User ID
485 * @param boolean $ignored Is the contact ignored or unignored?
488 public static function setIgnoredForUser($cid, $uid, $ignored)
490 $cdata = self::getPublicAndUserContacID($cid, $uid);
495 if ($cdata['user'] != 0) {
496 DBA::update('contact', ['readonly' => $ignored], ['id' => $cdata['user'], 'pending' => false]);
499 DBA::update('user-contact', ['ignored' => $ignored], ['cid' => $cdata['public'], 'uid' => $uid], true);
503 * Returns "ignore" state for contact id and user id
505 * @param int $cid Either public contact id or user's contact id
506 * @param int $uid User ID
508 * @return boolean is the contact id ignored for the given user?
511 public static function isIgnoredByUser($cid, $uid)
513 $cdata = self::getPublicAndUserContacID($cid, $uid);
518 $public_ignored = false;
520 if (!empty($cdata['public'])) {
521 $public_contact = DBA::selectFirst('user-contact', ['ignored'], ['cid' => $cdata['public'], 'uid' => $uid]);
522 if (DBA::isResult($public_contact)) {
523 $public_ignored = $public_contact['ignored'];
527 $user_ignored = $public_ignored;
529 if (!empty($cdata['user'])) {
530 $user_contact = DBA::selectFirst('contact', ['readonly'], ['id' => $cdata['user'], 'pending' => false]);
531 if (DBA::isResult($user_contact)) {
532 $user_ignored = $user_contact['readonly'];
536 if ($user_ignored != $public_ignored) {
537 DBA::update('user-contact', ['ignored' => $user_ignored], ['cid' => $cdata['public'], 'uid' => $uid], true);
540 return $user_ignored;
544 * Set "collapsed" for contact id and user id
546 * @param int $cid Either public contact id or user's contact id
547 * @param int $uid User ID
548 * @param boolean $collapsed are the contact's posts collapsed or uncollapsed?
551 public static function setCollapsedForUser($cid, $uid, $collapsed)
553 $cdata = self::getPublicAndUserContacID($cid, $uid);
558 DBA::update('user-contact', ['collapsed' => $collapsed], ['cid' => $cdata['public'], 'uid' => $uid], true);
562 * Returns "collapsed" state for contact id and user id
564 * @param int $cid Either public contact id or user's contact id
565 * @param int $uid User ID
567 * @return boolean is the contact id blocked for the given user?
568 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
569 * @throws \ImagickException
571 public static function isCollapsedByUser($cid, $uid)
573 $cdata = self::getPublicAndUserContacID($cid, $uid);
580 if (!empty($cdata['public'])) {
581 $public_contact = DBA::selectFirst('user-contact', ['collapsed'], ['cid' => $cdata['public'], 'uid' => $uid]);
582 if (DBA::isResult($public_contact)) {
583 $collapsed = $public_contact['collapsed'];
591 * Returns a list of contacts belonging in a group
597 public static function getByGroupId($gid)
602 $stmt = DBA::p('SELECT `group_member`.`contact-id`, `contact`.*
604 INNER JOIN `group_member`
605 ON `contact`.`id` = `group_member`.`contact-id`
607 AND `contact`.`uid` = ?
608 AND NOT `contact`.`self`
609 AND NOT `contact`.`deleted`
610 AND NOT `contact`.`blocked`
611 AND NOT `contact`.`pending`
612 ORDER BY `contact`.`name` ASC',
617 if (DBA::isResult($stmt)) {
618 $return = DBA::toArray($stmt);
626 * Returns the count of OStatus contacts in a group
632 public static function getOStatusCountByGroupId($gid)
636 $contacts = DBA::fetchFirst('SELECT COUNT(*) AS `count`
638 INNER JOIN `group_member`
639 ON `contact`.`id` = `group_member`.`contact-id`
641 AND `contact`.`uid` = ?
642 AND `contact`.`network` = ?
643 AND `contact`.`notify` != ""',
648 $return = $contacts['count'];
655 * Creates the self-contact for the provided user id
658 * @return bool Operation success
659 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
661 public static function createSelfFromUserId($uid)
663 // Only create the entry if it doesn't exist yet
664 if (DBA::exists('contact', ['uid' => $uid, 'self' => true])) {
668 $user = DBA::selectFirst('user', ['uid', 'username', 'nickname'], ['uid' => $uid]);
669 if (!DBA::isResult($user)) {
673 $return = DBA::insert('contact', [
674 'uid' => $user['uid'],
675 'created' => DateTimeFormat::utcNow(),
677 'name' => $user['username'],
678 'nick' => $user['nickname'],
679 'photo' => DI::baseUrl() . '/photo/profile/' . $user['uid'] . '.jpg',
680 'thumb' => DI::baseUrl() . '/photo/avatar/' . $user['uid'] . '.jpg',
681 'micro' => DI::baseUrl() . '/photo/micro/' . $user['uid'] . '.jpg',
684 'url' => DI::baseUrl() . '/profile/' . $user['nickname'],
685 'nurl' => Strings::normaliseLink(DI::baseUrl() . '/profile/' . $user['nickname']),
686 'addr' => $user['nickname'] . '@' . substr(DI::baseUrl(), strpos(DI::baseUrl(), '://') + 3),
687 'request' => DI::baseUrl() . '/dfrn_request/' . $user['nickname'],
688 'notify' => DI::baseUrl() . '/dfrn_notify/' . $user['nickname'],
689 'poll' => DI::baseUrl() . '/dfrn_poll/' . $user['nickname'],
690 'confirm' => DI::baseUrl() . '/dfrn_confirm/' . $user['nickname'],
691 'poco' => DI::baseUrl() . '/poco/' . $user['nickname'],
692 'name-date' => DateTimeFormat::utcNow(),
693 'uri-date' => DateTimeFormat::utcNow(),
694 'avatar-date' => DateTimeFormat::utcNow(),
702 * Updates the self-contact for the provided user id
705 * @param boolean $update_avatar Force the avatar update
706 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
708 public static function updateSelfFromUserID($uid, $update_avatar = false)
710 $fields = ['id', 'name', 'nick', 'location', 'about', 'keywords', 'gender', 'avatar',
711 'xmpp', 'contact-type', 'forum', 'prv', 'avatar-date', 'url', 'nurl', 'unsearchable',
712 'photo', 'thumb', 'micro', 'addr', 'request', 'notify', 'poll', 'confirm', 'poco'];
713 $self = DBA::selectFirst('contact', $fields, ['uid' => $uid, 'self' => true]);
714 if (!DBA::isResult($self)) {
718 $fields = ['nickname', 'page-flags', 'account-type', 'hidewall'];
719 $user = DBA::selectFirst('user', $fields, ['uid' => $uid]);
720 if (!DBA::isResult($user)) {
724 $fields = ['name', 'photo', 'thumb', 'about', 'address', 'locality', 'region',
725 'country-name', 'gender', 'pub_keywords', 'xmpp', 'net-publish'];
726 $profile = DBA::selectFirst('profile', $fields, ['uid' => $uid, 'is-default' => true]);
727 if (!DBA::isResult($profile)) {
731 $file_suffix = 'jpg';
733 $fields = ['name' => $profile['name'], 'nick' => $user['nickname'],
734 'avatar-date' => $self['avatar-date'], 'location' => Profile::formatLocation($profile),
735 'about' => $profile['about'], 'keywords' => $profile['pub_keywords'],
736 'gender' => $profile['gender'], 'contact-type' => $user['account-type'],
737 'xmpp' => $profile['xmpp']];
739 $avatar = Photo::selectFirst(['resource-id', 'type'], ['uid' => $uid, 'profile' => true]);
740 if (DBA::isResult($avatar)) {
741 if ($update_avatar) {
742 $fields['avatar-date'] = DateTimeFormat::utcNow();
745 // Creating the path to the avatar, beginning with the file suffix
746 $types = Images::supportedTypes();
747 if (isset($types[$avatar['type']])) {
748 $file_suffix = $types[$avatar['type']];
751 // We are adding a timestamp value so that other systems won't use cached content
752 $timestamp = strtotime($fields['avatar-date']);
754 $prefix = DI::baseUrl() . '/photo/' .$avatar['resource-id'] . '-';
755 $suffix = '.' . $file_suffix . '?ts=' . $timestamp;
757 $fields['photo'] = $prefix . '4' . $suffix;
758 $fields['thumb'] = $prefix . '5' . $suffix;
759 $fields['micro'] = $prefix . '6' . $suffix;
761 // We hadn't found a photo entry, so we use the default avatar
762 $fields['photo'] = DI::baseUrl() . '/images/person-300.jpg';
763 $fields['thumb'] = DI::baseUrl() . '/images/person-80.jpg';
764 $fields['micro'] = DI::baseUrl() . '/images/person-48.jpg';
767 $fields['avatar'] = DI::baseUrl() . '/photo/profile/' .$uid . '.' . $file_suffix;
768 $fields['forum'] = $user['page-flags'] == User::PAGE_FLAGS_COMMUNITY;
769 $fields['prv'] = $user['page-flags'] == User::PAGE_FLAGS_PRVGROUP;
770 $fields['unsearchable'] = $user['hidewall'] || !$profile['net-publish'];
772 // it seems as if ported accounts can have wrong values, so we make sure that now everything is fine.
773 $fields['url'] = DI::baseUrl() . '/profile/' . $user['nickname'];
774 $fields['nurl'] = Strings::normaliseLink($fields['url']);
775 $fields['addr'] = $user['nickname'] . '@' . substr(DI::baseUrl(), strpos(DI::baseUrl(), '://') + 3);
776 $fields['request'] = DI::baseUrl() . '/dfrn_request/' . $user['nickname'];
777 $fields['notify'] = DI::baseUrl() . '/dfrn_notify/' . $user['nickname'];
778 $fields['poll'] = DI::baseUrl() . '/dfrn_poll/'. $user['nickname'];
779 $fields['confirm'] = DI::baseUrl() . '/dfrn_confirm/' . $user['nickname'];
780 $fields['poco'] = DI::baseUrl() . '/poco/' . $user['nickname'];
784 foreach ($fields as $field => $content) {
785 if ($self[$field] != $content) {
791 if ($fields['name'] != $self['name']) {
792 $fields['name-date'] = DateTimeFormat::utcNow();
794 $fields['updated'] = DateTimeFormat::utcNow();
795 DBA::update('contact', $fields, ['id' => $self['id']]);
797 // Update the public contact as well
798 DBA::update('contact', $fields, ['uid' => 0, 'nurl' => $self['nurl']]);
800 // Update the profile
801 $fields = ['photo' => DI::baseUrl() . '/photo/profile/' .$uid . '.' . $file_suffix,
802 'thumb' => DI::baseUrl() . '/photo/avatar/' . $uid .'.' . $file_suffix];
803 DBA::update('profile', $fields, ['uid' => $uid, 'is-default' => true]);
808 * Marks a contact for removal
810 * @param int $id contact id
812 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
814 public static function remove($id)
816 // We want just to make sure that we don't delete our "self" contact
817 $contact = DBA::selectFirst('contact', ['uid'], ['id' => $id, 'self' => false]);
818 if (!DBA::isResult($contact) || !intval($contact['uid'])) {
822 // Archive the contact
823 DBA::update('contact', ['archive' => true, 'network' => Protocol::PHANTOM, 'deleted' => true], ['id' => $id]);
825 // Delete it in the background
826 Worker::add(PRIORITY_MEDIUM, 'RemoveContact', $id);
830 * Sends an unfriend message. Does not remove the contact
832 * @param array $user User unfriending
833 * @param array $contact Contact unfriended
834 * @param boolean $dissolve Remove the contact on the remote side
836 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
837 * @throws \ImagickException
839 public static function terminateFriendship(array $user, array $contact, $dissolve = false)
841 if (empty($contact['network'])) {
845 $protocol = $contact['network'];
846 if (($protocol == Protocol::DFRN) && !self::isLegacyDFRNContact($contact)) {
847 $protocol = Protocol::ACTIVITYPUB;
850 if (($protocol == Protocol::DFRN) && $dissolve) {
851 DFRN::deliver($user, $contact, 'placeholder', true);
852 } elseif (in_array($protocol, [Protocol::OSTATUS, Protocol::DFRN])) {
853 // create an unfollow slap
855 $item['verb'] = Activity::O_UNFOLLOW;
856 $item['follow'] = $contact["url"];
861 $item['attach'] = '';
862 $slap = OStatus::salmon($item, $user);
864 if (!empty($contact['notify'])) {
865 Salmon::slapper($user, $contact['notify'], $slap);
867 } elseif ($protocol == Protocol::DIASPORA) {
868 Diaspora::sendUnshare($user, $contact);
869 } elseif ($protocol == Protocol::ACTIVITYPUB) {
870 ActivityPub\Transmitter::sendContactUndo($contact['url'], $contact['id'], $user['uid']);
873 ActivityPub\Transmitter::sendContactReject($contact['url'], $contact['hub-verify'], $user['uid']);
879 * Marks a contact for archival after a communication issue delay
881 * Contact has refused to recognise us as a friend. We will start a countdown.
882 * If they still don't recognise us in 32 days, the relationship is over,
883 * and we won't waste any more time trying to communicate with them.
884 * This provides for the possibility that their database is temporarily messed
885 * up or some other transient event and that there's a possibility we could recover from it.
887 * @param array $contact contact to mark for archival
889 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
891 public static function markForArchival(array $contact)
893 if (!isset($contact['url']) && !empty($contact['id'])) {
894 $fields = ['id', 'url', 'archive', 'self', 'term-date'];
895 $contact = DBA::selectFirst('contact', $fields, ['id' => $contact['id']]);
896 if (!DBA::isResult($contact)) {
899 } elseif (!isset($contact['url'])) {
900 Logger::log('Empty contact: ' . json_encode($contact) . ' - ' . System::callstack(20), Logger::DEBUG);
903 Logger::log('Contact '.$contact['id'].' is marked for archival', Logger::DEBUG);
905 // Contact already archived or "self" contact? => nothing to do
906 if ($contact['archive'] || $contact['self']) {
910 if ($contact['term-date'] <= DBA::NULL_DATETIME) {
911 DBA::update('contact', ['term-date' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
912 DBA::update('contact', ['term-date' => DateTimeFormat::utcNow()], ['`nurl` = ? AND `term-date` <= ? AND NOT `self`', Strings::normaliseLink($contact['url']), DBA::NULL_DATETIME]);
915 * We really should send a notification to the owner after 2-3 weeks
916 * so they won't be surprised when the contact vanishes and can take
917 * remedial action if this was a serious mistake or glitch
920 /// @todo Check for contact vitality via probing
921 $archival_days = DI::config()->get('system', 'archival_days', 32);
923 $expiry = $contact['term-date'] . ' + ' . $archival_days . ' days ';
924 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($expiry)) {
925 /* Relationship is really truly dead. archive them rather than
926 * delete, though if the owner tries to unarchive them we'll start
927 * the whole process over again.
929 DBA::update('contact', ['archive' => true], ['id' => $contact['id']]);
930 DBA::update('contact', ['archive' => true], ['nurl' => Strings::normaliseLink($contact['url']), 'self' => false]);
931 GContact::updateFromPublicContactURL($contact['url']);
937 * Cancels the archival countdown
939 * @see Contact::markForArchival()
941 * @param array $contact contact to be unmarked for archival
945 public static function unmarkForArchival(array $contact)
947 // Always unarchive the relay contact entry
948 if (!empty($contact['batch']) && !empty($contact['term-date']) && ($contact['term-date'] > DBA::NULL_DATETIME)) {
949 $fields = ['term-date' => DBA::NULL_DATETIME, 'archive' => false];
950 $condition = ['uid' => 0, 'network' => Protocol::FEDERATED, 'batch' => $contact['batch'], 'contact-type' => self::TYPE_RELAY];
951 DBA::update('contact', $fields, $condition);
954 $condition = ['`id` = ? AND (`term-date` > ? OR `archive`)', $contact['id'], DBA::NULL_DATETIME];
955 $exists = DBA::exists('contact', $condition);
957 // We don't need to update, we never marked this contact for archival
962 Logger::log('Contact '.$contact['id'].' is marked as vital again', Logger::DEBUG);
964 if (!isset($contact['url']) && !empty($contact['id'])) {
965 $fields = ['id', 'url', 'batch'];
966 $contact = DBA::selectFirst('contact', $fields, ['id' => $contact['id']]);
967 if (!DBA::isResult($contact)) {
972 // It's a miracle. Our dead contact has inexplicably come back to life.
973 $fields = ['term-date' => DBA::NULL_DATETIME, 'archive' => false];
974 DBA::update('contact', $fields, ['id' => $contact['id']]);
975 DBA::update('contact', $fields, ['nurl' => Strings::normaliseLink($contact['url']), 'self' => false]);
976 GContact::updateFromPublicContactURL($contact['url']);
980 * Get contact data for a given profile link
982 * The function looks at several places (contact table and gcontact table) for the contact
983 * It caches its result for the same script execution to prevent duplicate calls
985 * @param string $url The profile link
986 * @param int $uid User id
987 * @param array $default If not data was found take this data as default value
989 * @return array Contact data
990 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
992 public static function getDetailsByURL($url, $uid = -1, array $default = [])
1001 $uid = local_user();
1004 if (isset($cache[$url][$uid])) {
1005 return $cache[$url][$uid];
1008 $ssl_url = str_replace('http://', 'https://', $url);
1010 $nurl = Strings::normaliseLink($url);
1012 // Fetch contact data from the contact table for the given user
1013 $s = DBA::p("SELECT `id`, `id` AS `cid`, 0 AS `gid`, 0 AS `zid`, `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, `xmpp`,
1014 `keywords`, `gender`, `photo`, `thumb`, `micro`, `forum`, `prv`, (`forum` | `prv`) AS `community`, `contact-type`, `bd` AS `birthday`, `self`, `rel`, `pending`
1015 FROM `contact` WHERE `nurl` = ? AND `uid` = ?", $nurl, $uid);
1016 $r = DBA::toArray($s);
1018 // Fetch contact data from the contact table for the given user, checking with the alias
1019 if (!DBA::isResult($r)) {
1020 $s = DBA::p("SELECT `id`, `id` AS `cid`, 0 AS `gid`, 0 AS `zid`, `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, `xmpp`,
1021 `keywords`, `gender`, `photo`, `thumb`, `micro`, `forum`, `prv`, (`forum` | `prv`) AS `community`, `contact-type`, `bd` AS `birthday`, `self`, `rel`, `pending`
1022 FROM `contact` WHERE `alias` IN (?, ?, ?) AND `uid` = ?", $nurl, $url, $ssl_url, $uid);
1023 $r = DBA::toArray($s);
1026 // Fetch the data from the contact table with "uid=0" (which is filled automatically)
1027 if (!DBA::isResult($r)) {
1028 $s = DBA::p("SELECT `id`, 0 AS `cid`, `id` AS `zid`, 0 AS `gid`, `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, `xmpp`,
1029 `keywords`, `gender`, `photo`, `thumb`, `micro`, `forum`, `prv`, (`forum` | `prv`) AS `community`, `contact-type`, `bd` AS `birthday`, 0 AS `self`, `rel`, `pending`
1030 FROM `contact` WHERE `nurl` = ? AND `uid` = 0", $nurl);
1031 $r = DBA::toArray($s);
1034 // Fetch the data from the contact table with "uid=0" (which is filled automatically) - checked with the alias
1035 if (!DBA::isResult($r)) {
1036 $s = DBA::p("SELECT `id`, 0 AS `cid`, `id` AS `zid`, 0 AS `gid`, `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, `xmpp`,
1037 `keywords`, `gender`, `photo`, `thumb`, `micro`, `forum`, `prv`, (`forum` | `prv`) AS `community`, `contact-type`, `bd` AS `birthday`, 0 AS `self`, `rel`, `pending`
1038 FROM `contact` WHERE `alias` IN (?, ?, ?) AND `uid` = 0", $nurl, $url, $ssl_url);
1039 $r = DBA::toArray($s);
1042 // Fetch the data from the gcontact table
1043 if (!DBA::isResult($r)) {
1044 $s = DBA::p("SELECT 0 AS `id`, 0 AS `cid`, `id` AS `gid`, 0 AS `zid`, 0 AS `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, '' AS `xmpp`,
1045 `keywords`, `gender`, `photo`, `photo` AS `thumb`, `photo` AS `micro`, 0 AS `forum`, 0 AS `prv`, `community`, `contact-type`, `birthday`, 0 AS `self`, 2 AS `rel`, 0 AS `pending`
1046 FROM `gcontact` WHERE `nurl` = ?", $nurl);
1047 $r = DBA::toArray($s);
1050 if (DBA::isResult($r)) {
1051 // If there is more than one entry we filter out the connector networks
1052 if (count($r) > 1) {
1053 foreach ($r as $id => $result) {
1054 if (!in_array($result["network"], Protocol::NATIVE_SUPPORT)) {
1060 $profile = array_shift($r);
1062 // "bd" always contains the upcoming birthday of a contact.
1063 // "birthday" might contain the birthday including the year of birth.
1064 if ($profile["birthday"] > DBA::NULL_DATE) {
1065 $bd_timestamp = strtotime($profile["birthday"]);
1066 $month = date("m", $bd_timestamp);
1067 $day = date("d", $bd_timestamp);
1069 $current_timestamp = time();
1070 $current_year = date("Y", $current_timestamp);
1071 $current_month = date("m", $current_timestamp);
1072 $current_day = date("d", $current_timestamp);
1074 $profile["bd"] = $current_year . "-" . $month . "-" . $day;
1075 $current = $current_year . "-" . $current_month . "-" . $current_day;
1077 if ($profile["bd"] < $current) {
1078 $profile["bd"] = ( ++$current_year) . "-" . $month . "-" . $day;
1081 $profile["bd"] = DBA::NULL_DATE;
1084 $profile = $default;
1087 if (empty($profile["photo"]) && isset($default["photo"])) {
1088 $profile["photo"] = $default["photo"];
1091 if (empty($profile["name"]) && isset($default["name"])) {
1092 $profile["name"] = $default["name"];
1095 if (empty($profile["network"]) && isset($default["network"])) {
1096 $profile["network"] = $default["network"];
1099 if (empty($profile["thumb"]) && isset($profile["photo"])) {
1100 $profile["thumb"] = $profile["photo"];
1103 if (empty($profile["micro"]) && isset($profile["thumb"])) {
1104 $profile["micro"] = $profile["thumb"];
1107 if ((empty($profile["addr"]) || empty($profile["name"])) && !empty($profile["gid"])
1108 && in_array($profile["network"], Protocol::FEDERATED)
1110 Worker::add(PRIORITY_LOW, "UpdateGContact", $url);
1113 // Show contact details of Diaspora contacts only if connected
1114 if (empty($profile["cid"]) && ($profile["network"] ?? "") == Protocol::DIASPORA) {
1115 $profile["location"] = "";
1116 $profile["about"] = "";
1117 $profile["gender"] = "";
1118 $profile["birthday"] = DBA::NULL_DATE;
1121 $cache[$url][$uid] = $profile;
1127 * Get contact data for a given address
1129 * The function looks at several places (contact table and gcontact table) for the contact
1131 * @param string $addr The profile link
1132 * @param int $uid User id
1134 * @return array Contact data
1135 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1136 * @throws \ImagickException
1138 public static function getDetailsByAddr($addr, $uid = -1)
1145 $uid = local_user();
1148 // Fetch contact data from the contact table for the given user
1149 $r = q("SELECT `id`, `id` AS `cid`, 0 AS `gid`, 0 AS `zid`, `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, `xmpp`,
1150 `keywords`, `gender`, `photo`, `thumb`, `micro`, `forum`, `prv`, (`forum` | `prv`) AS `community`, `contact-type`, `bd` AS `birthday`, `self`, `rel`, `pending`
1151 FROM `contact` WHERE `addr` = '%s' AND `uid` = %d AND NOT `deleted`",
1155 // Fetch the data from the contact table with "uid=0" (which is filled automatically)
1156 if (!DBA::isResult($r)) {
1157 $r = q("SELECT `id`, 0 AS `cid`, `id` AS `zid`, 0 AS `gid`, `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, `xmpp`,
1158 `keywords`, `gender`, `photo`, `thumb`, `micro`, `forum`, `prv`, (`forum` | `prv`) AS `community`, `contact-type`, `bd` AS `birthday`, 0 AS `self`, `rel`, `pending`
1159 FROM `contact` WHERE `addr` = '%s' AND `uid` = 0 AND NOT `deleted`",
1164 // Fetch the data from the gcontact table
1165 if (!DBA::isResult($r)) {
1166 $r = q("SELECT 0 AS `id`, 0 AS `cid`, `id` AS `gid`, 0 AS `zid`, 0 AS `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, '' AS `xmpp`,
1167 `keywords`, `gender`, `photo`, `photo` AS `thumb`, `photo` AS `micro`, `community` AS `forum`, 0 AS `prv`, `community`, `contact-type`, `birthday`, 0 AS `self`, 2 AS `rel`, 0 AS `pending`
1168 FROM `gcontact` WHERE `addr` = '%s'",
1173 if (!DBA::isResult($r)) {
1174 $data = Probe::uri($addr);
1176 $profile = self::getDetailsByURL($data['url'], $uid);
1185 * Returns the data array for the photo menu of a given contact
1187 * @param array $contact contact
1188 * @param int $uid optional, default 0
1190 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1191 * @throws \ImagickException
1193 public static function photoMenu(array $contact, $uid = 0)
1198 $contact_drop_link = '';
1202 $uid = local_user();
1205 if (empty($contact['uid']) || ($contact['uid'] != $uid)) {
1207 $profile_link = self::magicLink($contact['url']);
1208 $menu = ['profile' => [DI::l10n()->t('View Profile'), $profile_link, true]];
1213 // Look for our own contact if the uid doesn't match and isn't public
1214 $contact_own = DBA::selectFirst('contact', [], ['nurl' => $contact['nurl'], 'network' => $contact['network'], 'uid' => $uid]);
1215 if (DBA::isResult($contact_own)) {
1216 return self::photoMenu($contact_own, $uid);
1221 if (($contact['network'] === Protocol::DFRN) && !$contact['self'] && empty($contact['pending'])) {
1223 $profile_link = DI::baseUrl() . '/redir/' . $contact['id'];
1225 $profile_link = $contact['url'];
1228 if ($profile_link === 'mailbox') {
1233 $status_link = $profile_link . '?tab=status';
1234 $photos_link = str_replace('/profile/', '/photos/', $profile_link);
1235 $profile_link = $profile_link . '?tab=profile';
1238 if (self::canReceivePrivateMessages($contact) && empty($contact['pending'])) {
1239 $pm_url = DI::baseUrl() . '/message/new/' . $contact['id'];
1242 if (($contact['network'] == Protocol::DFRN) && !$contact['self'] && empty($contact['pending'])) {
1243 $poke_link = DI::baseUrl() . '/poke/?c=' . $contact['id'];
1246 $contact_url = DI::baseUrl() . '/contact/' . $contact['id'];
1248 $posts_link = DI::baseUrl() . '/contact/' . $contact['id'] . '/conversations';
1250 if (!$contact['self']) {
1251 $contact_drop_link = DI::baseUrl() . '/contact/' . $contact['id'] . '/drop?confirm=1';
1255 $unfollow_link = '';
1256 if (!$contact['self'] && in_array($contact['network'], Protocol::NATIVE_SUPPORT)) {
1257 if ($contact['uid'] && in_array($contact['rel'], [self::SHARING, self::FRIEND])) {
1258 $unfollow_link = 'unfollow?url=' . urlencode($contact['url']);
1259 } elseif(!$contact['pending']) {
1260 $follow_link = 'follow?url=' . urlencode($contact['url']);
1266 * "name" => [ "Label", "link", (bool)Should the link opened in a new tab? ]
1268 if (empty($contact['uid'])) {
1270 'profile' => [DI::l10n()->t('View Profile') , $profile_link , true],
1271 'network' => [DI::l10n()->t('Network Posts') , $posts_link , false],
1272 'edit' => [DI::l10n()->t('View Contact') , $contact_url , false],
1273 'follow' => [DI::l10n()->t('Connect/Follow'), $follow_link , true],
1274 'unfollow'=> [DI::l10n()->t('UnFollow') , $unfollow_link, true],
1278 'status' => [DI::l10n()->t('View Status') , $status_link , true],
1279 'profile' => [DI::l10n()->t('View Profile') , $profile_link , true],
1280 'photos' => [DI::l10n()->t('View Photos') , $photos_link , true],
1281 'network' => [DI::l10n()->t('Network Posts') , $posts_link , false],
1282 'edit' => [DI::l10n()->t('View Contact') , $contact_url , false],
1283 'drop' => [DI::l10n()->t('Drop Contact') , $contact_drop_link, false],
1284 'pm' => [DI::l10n()->t('Send PM') , $pm_url , false],
1285 'poke' => [DI::l10n()->t('Poke') , $poke_link , false],
1286 'follow' => [DI::l10n()->t('Connect/Follow'), $follow_link , true],
1287 'unfollow'=> [DI::l10n()->t('UnFollow') , $unfollow_link , true],
1290 if (!empty($contact['pending'])) {
1291 $intro = DBA::selectFirst('intro', ['id'], ['contact-id' => $contact['id']]);
1292 if (DBA::isResult($intro)) {
1293 $menu['follow'] = [DI::l10n()->t('Approve'), 'notifications/intros/' . $intro['id'], true];
1298 $args = ['contact' => $contact, 'menu' => &$menu];
1300 Hook::callAll('contact_photo_menu', $args);
1302 $menucondensed = [];
1304 foreach ($menu as $menuname => $menuitem) {
1305 if ($menuitem[1] != '') {
1306 $menucondensed[$menuname] = $menuitem;
1310 return $menucondensed;
1314 * Returns ungrouped contact count or list for user
1316 * Returns either the total number of ungrouped contacts for the given user
1317 * id or a paginated list of ungrouped contacts.
1319 * @param int $uid uid
1321 * @throws \Exception
1323 public static function getUngroupedList($uid)
1333 SELECT DISTINCT(`contact-id`)
1335 INNER JOIN `group` ON `group`.`id` = `group_member`.`gid`
1336 WHERE `group`.`uid` = %d
1337 )", intval($uid), intval($uid));
1341 * Have a look at all contact tables for a given profile url.
1342 * This function works as a replacement for probing the contact.
1344 * @param string $url Contact URL
1345 * @param integer $cid Contact ID
1347 * @return array Contact array in the "probe" structure
1349 private static function getProbeDataFromDatabase($url, $cid = null)
1351 // The link could be provided as http although we stored it as https
1352 $ssl_url = str_replace('http://', 'https://', $url);
1354 $fields = ['id', 'uid', 'url', 'addr', 'alias', 'notify', 'poll', 'name', 'nick',
1355 'photo', 'keywords', 'location', 'about', 'network',
1356 'priority', 'batch', 'request', 'confirm', 'poco'];
1359 $data = DBA::selectFirst('contact', $fields, ['id' => $cid]);
1360 if (DBA::isResult($data)) {
1365 $data = DBA::selectFirst('contact', $fields, ['nurl' => Strings::normaliseLink($url)]);
1367 if (!DBA::isResult($data)) {
1368 $condition = ['alias' => [$url, Strings::normaliseLink($url), $ssl_url]];
1369 $data = DBA::selectFirst('contact', $fields, $condition);
1372 if (DBA::isResult($data)) {
1373 // For security reasons we don't fetch key data from our users
1374 $data["pubkey"] = '';
1378 $fields = ['url', 'addr', 'alias', 'notify', 'name', 'nick',
1379 'photo', 'keywords', 'location', 'about', 'network'];
1380 $data = DBA::selectFirst('gcontact', $fields, ['nurl' => Strings::normaliseLink($url)]);
1382 if (!DBA::isResult($data)) {
1383 $condition = ['alias' => [$url, Strings::normaliseLink($url), $ssl_url]];
1384 $data = DBA::selectFirst('contact', $fields, $condition);
1387 if (DBA::isResult($data)) {
1388 $data["pubkey"] = '';
1390 $data["priority"] = 0;
1391 $data["batch"] = '';
1392 $data["request"] = '';
1393 $data["confirm"] = '';
1398 $data = ActivityPub::probeProfile($url, false);
1399 if (!empty($data)) {
1403 $fields = ['url', 'addr', 'alias', 'notify', 'poll', 'name', 'nick',
1404 'photo', 'network', 'priority', 'batch', 'request', 'confirm'];
1405 $data = DBA::selectFirst('fcontact', $fields, ['url' => $url]);
1407 if (!DBA::isResult($data)) {
1408 $condition = ['alias' => [$url, Strings::normaliseLink($url), $ssl_url]];
1409 $data = DBA::selectFirst('contact', $fields, $condition);
1412 if (DBA::isResult($data)) {
1413 $data["pubkey"] = '';
1414 $data["keywords"] = '';
1415 $data["location"] = '';
1416 $data["about"] = '';
1425 * Fetch the contact id for a given URL and user
1427 * First lookup in the contact table to find a record matching either `url`, `nurl`,
1428 * `addr` or `alias`.
1430 * If there's no record and we aren't looking for a public contact, we quit.
1431 * If there's one, we check that it isn't time to update the picture else we
1432 * directly return the found contact id.
1434 * Second, we probe the provided $url whether it's http://server.tld/profile or
1435 * nick@server.tld. We quit if we can't get any info back.
1437 * Third, we create the contact record if it doesn't exist
1439 * Fourth, we update the existing record with the new data (avatar, alias, nick)
1440 * if there's any updates
1442 * @param string $url Contact URL
1443 * @param integer $uid The user id for the contact (0 = public contact)
1444 * @param boolean $no_update Don't update the contact
1445 * @param array $default Default value for creating the contact when every else fails
1446 * @param boolean $in_loop Internally used variable to prevent an endless loop
1448 * @return integer Contact ID
1449 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1450 * @throws \ImagickException
1452 public static function getIdForURL($url, $uid = 0, $no_update = false, $default = [], $in_loop = false)
1454 Logger::log("Get contact data for url " . $url . " and user " . $uid . " - " . System::callstack(), Logger::DEBUG);
1462 /// @todo Verify if we can't use Contact::getDetailsByUrl instead of the following
1463 // We first try the nurl (http://server.tld/nick), most common case
1464 $fields = ['id', 'avatar', 'updated', 'network'];
1465 $options = ['order' => ['id']];
1466 $contact = DBA::selectFirst('contact', $fields, ['nurl' => Strings::normaliseLink($url), 'uid' => $uid, 'deleted' => false], $options);
1468 // Then the addr (nick@server.tld)
1469 if (!DBA::isResult($contact)) {
1470 $contact = DBA::selectFirst('contact', $fields, ['addr' => str_replace('acct:', '', $url), 'uid' => $uid, 'deleted' => false], $options);
1473 // Then the alias (which could be anything)
1474 if (!DBA::isResult($contact)) {
1475 // The link could be provided as http although we stored it as https
1476 $ssl_url = str_replace('http://', 'https://', $url);
1477 $condition = ['`alias` IN (?, ?, ?) AND `uid` = ? AND NOT `deleted`', $url, Strings::normaliseLink($url), $ssl_url, $uid];
1478 $contact = DBA::selectFirst('contact', $fields, $condition, $options);
1481 if (DBA::isResult($contact)) {
1482 $contact_id = $contact["id"];
1483 $update_contact = false;
1485 // Update the contact every 7 days (Don't update mail or feed contacts)
1486 if (in_array($contact['network'], Protocol::FEDERATED)) {
1487 $update_contact = ($contact['updated'] < DateTimeFormat::utc('now -7 days'));
1489 // We force the update if the avatar is empty
1490 if (empty($contact['avatar'])) {
1491 $update_contact = true;
1493 } elseif (empty($default) && in_array($contact['network'], [Protocol::MAIL, Protocol::PHANTOM]) && ($uid == 0)) {
1494 // Update public mail accounts via their user's accounts
1495 $fields = ['network', 'addr', 'name', 'nick', 'avatar', 'photo', 'thumb', 'micro'];
1496 $mailcontact = DBA::selectFirst('contact', $fields, ["`addr` = ? AND `network` = ? AND `uid` != 0", $url, Protocol::MAIL]);
1497 if (!DBA::isResult($mailcontact)) {
1498 $mailcontact = DBA::selectFirst('contact', $fields, ["`nurl` = ? AND `network` = ? AND `uid` != 0", $url, Protocol::MAIL]);
1501 if (DBA::isResult($mailcontact)) {
1502 DBA::update('contact', $mailcontact, ['id' => $contact_id]);
1506 // Update the contact in the background if needed but it is called by the frontend
1507 if ($update_contact && $no_update && in_array($contact['network'], Protocol::NATIVE_SUPPORT)) {
1508 Worker::add(PRIORITY_LOW, "UpdateContact", $contact_id, ($uid == 0 ? 'force' : ''));
1511 if (!$update_contact || $no_update) {
1514 } elseif ($uid != 0) {
1515 // Non-existing user-specific contact, exiting
1519 if ($no_update && empty($default)) {
1520 // When we don't want to update, we look if we know this contact in any way
1521 $data = self::getProbeDataFromDatabase($url, $contact_id);
1522 $background_update = true;
1523 } elseif ($no_update && !empty($default['network'])) {
1524 // If there are default values, take these
1526 $background_update = false;
1529 $background_update = false;
1533 $data = Probe::uri($url, "", $uid);
1534 // Ensure that there is a gserver entry
1535 if (!empty($data['baseurl']) && ($data['network'] != Protocol::PHANTOM)) {
1536 GServer::check($data['baseurl']);
1540 // Take the default values when probing failed
1541 if (!empty($default) && !in_array($data["network"], array_merge(Protocol::NATIVE_SUPPORT, [Protocol::PUMPIO]))) {
1542 $data = array_merge($data, $default);
1545 if (empty($data) || ($data['network'] == Protocol::PHANTOM)) {
1546 Logger::info('No valid network found', ['url' => $url, 'data' => $data, 'callstack' => System::callstack(20)]);
1550 if (!$contact_id && !empty($data['alias']) && ($data['alias'] != $url) && !$in_loop) {
1551 $contact_id = self::getIdForURL($data["alias"], $uid, true, $default, true);
1557 'created' => DateTimeFormat::utcNow(),
1558 'url' => $data['url'],
1559 'nurl' => Strings::normaliseLink($data['url']),
1560 'addr' => $data['addr'] ?? '',
1561 'alias' => $data['alias'] ?? '',
1562 'notify' => $data['notify'] ?? '',
1563 'poll' => $data['poll'] ?? '',
1564 'name' => $data['name'] ?? '',
1565 'nick' => $data['nick'] ?? '',
1566 'photo' => $data['photo'] ?? '',
1567 'keywords' => $data['keywords'] ?? '',
1568 'location' => $data['location'] ?? '',
1569 'about' => $data['about'] ?? '',
1570 'network' => $data['network'],
1571 'pubkey' => $data['pubkey'] ?? '',
1572 'rel' => self::SHARING,
1573 'priority' => $data['priority'] ?? 0,
1574 'batch' => $data['batch'] ?? '',
1575 'request' => $data['request'] ?? '',
1576 'confirm' => $data['confirm'] ?? '',
1577 'poco' => $data['poco'] ?? '',
1578 'baseurl' => $data['baseurl'] ?? '',
1579 'name-date' => DateTimeFormat::utcNow(),
1580 'uri-date' => DateTimeFormat::utcNow(),
1581 'avatar-date' => DateTimeFormat::utcNow(),
1587 $condition = ['nurl' => Strings::normaliseLink($data["url"]), 'uid' => $uid, 'deleted' => false];
1589 // Before inserting we do check if the entry does exist now.
1590 $contact = DBA::selectFirst('contact', ['id'], $condition, ['order' => ['id']]);
1591 if (!DBA::isResult($contact)) {
1592 Logger::info('Create new contact', $fields);
1594 self::insert($fields);
1596 // We intentionally aren't using lastInsertId here. There is a chance for duplicates.
1597 $contact = DBA::selectFirst('contact', ['id'], $condition, ['order' => ['id']]);
1598 if (!DBA::isResult($contact)) {
1599 Logger::info('Contact creation failed', $fields);
1604 Logger::info('Contact had been created before', ['id' => $contact["id"], 'url' => $url, 'contact' => $fields]);
1607 $contact_id = $contact["id"];
1610 if (!empty($data['photo']) && ($data['network'] != Protocol::FEED)) {
1611 self::updateAvatar($data['photo'], $uid, $contact_id);
1614 if (in_array($data["network"], array_merge(Protocol::NATIVE_SUPPORT, [Protocol::PUMPIO]))) {
1615 if ($background_update) {
1616 // Update in the background when we fetched the data solely from the database
1617 Worker::add(PRIORITY_MEDIUM, "UpdateContact", $contact_id, ($uid == 0 ? 'force' : ''));
1619 // Else do a direct update
1620 self::updateFromProbe($contact_id, '', false);
1622 // Update the gcontact entry
1624 GContact::updateFromPublicContactID($contact_id);
1628 $fields = ['url', 'nurl', 'addr', 'alias', 'name', 'nick', 'keywords', 'location', 'about', 'avatar-date', 'baseurl'];
1629 $contact = DBA::selectFirst('contact', $fields, ['id' => $contact_id]);
1631 // This condition should always be true
1632 if (!DBA::isResult($contact)) {
1637 'url' => $data['url'],
1638 'nurl' => Strings::normaliseLink($data['url']),
1639 'updated' => DateTimeFormat::utcNow()
1642 $fields = ['addr', 'alias', 'name', 'nick', 'keywords', 'location', 'about', 'baseurl'];
1644 foreach ($fields as $field) {
1645 $updated[$field] = ($data[$field] ?? '') ?: $contact[$field];
1648 if (($updated['addr'] != $contact['addr']) || (!empty($data['alias']) && ($data['alias'] != $contact['alias']))) {
1649 $updated['uri-date'] = DateTimeFormat::utcNow();
1652 if (($data['name'] != $contact['name']) || ($data['nick'] != $contact['nick'])) {
1653 $updated['name-date'] = DateTimeFormat::utcNow();
1656 DBA::update('contact', $updated, ['id' => $contact_id], $contact);
1663 * Checks if the contact is archived
1665 * @param int $cid contact id
1667 * @return boolean Is the contact archived?
1668 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1670 public static function isArchived(int $cid)
1676 $contact = DBA::selectFirst('contact', ['archive', 'url', 'batch'], ['id' => $cid]);
1677 if (!DBA::isResult($contact)) {
1681 if ($contact['archive']) {
1685 // Check status of ActivityPub endpoints
1686 $apcontact = APContact::getByURL($contact['url'], false);
1687 if (!empty($apcontact)) {
1688 if (!empty($apcontact['inbox']) && DBA::exists('inbox-status', ['archive' => true, 'url' => $apcontact['inbox']])) {
1692 if (!empty($apcontact['sharedinbox']) && DBA::exists('inbox-status', ['archive' => true, 'url' => $apcontact['sharedinbox']])) {
1697 // Check status of Diaspora endpoints
1698 if (!empty($contact['batch'])) {
1699 $condition = ['archive' => true, 'uid' => 0, 'network' => Protocol::FEDERATED, 'batch' => $contact['batch'], 'contact-type' => self::TYPE_RELAY];
1700 return DBA::exists('contact', $condition);
1707 * Checks if the contact is blocked
1709 * @param int $cid contact id
1711 * @return boolean Is the contact blocked?
1712 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1714 public static function isBlocked($cid)
1720 $blocked = DBA::selectFirst('contact', ['blocked', 'url'], ['id' => $cid]);
1721 if (!DBA::isResult($blocked)) {
1725 if (Network::isUrlBlocked($blocked['url'])) {
1729 return (bool) $blocked['blocked'];
1733 * Checks if the contact is hidden
1735 * @param int $cid contact id
1737 * @return boolean Is the contact hidden?
1738 * @throws \Exception
1740 public static function isHidden($cid)
1746 $hidden = DBA::selectFirst('contact', ['hidden'], ['id' => $cid]);
1747 if (!DBA::isResult($hidden)) {
1750 return (bool) $hidden['hidden'];
1754 * Returns posts from a given contact url
1756 * @param string $contact_url Contact URL
1758 * @param bool $thread_mode
1759 * @param int $update
1760 * @return string posts in HTML
1761 * @throws \Exception
1763 public static function getPostsFromUrl($contact_url, $thread_mode = false, $update = 0)
1767 $cid = self::getIdForURL($contact_url);
1769 $contact = DBA::selectFirst('contact', ['contact-type', 'network'], ['id' => $cid]);
1770 if (!DBA::isResult($contact)) {
1774 if (empty($contact["network"]) || in_array($contact["network"], Protocol::FEDERATED)) {
1775 $sql = "(`item`.`uid` = 0 OR (`item`.`uid` = ? AND NOT `item`.`global`))";
1777 $sql = "`item`.`uid` = ?";
1780 $contact_field = ((($contact["contact-type"] == self::TYPE_COMMUNITY) || ($contact['network'] == Protocol::MAIL)) ? 'owner-id' : 'author-id');
1783 $condition = ["`$contact_field` = ? AND `gravity` = ? AND " . $sql,
1784 $cid, GRAVITY_PARENT, local_user()];
1786 $condition = ["`$contact_field` = ? AND `gravity` IN (?, ?) AND " . $sql,
1787 $cid, GRAVITY_PARENT, GRAVITY_COMMENT, local_user()];
1790 $pager = new Pager(DI::args()->getQueryString());
1792 $params = ['order' => ['received' => true],
1793 'limit' => [$pager->getStart(), $pager->getItemsPerPage()]];
1796 $r = Item::selectThreadForUser(local_user(), ['uri'], $condition, $params);
1798 $items = Item::inArray($r);
1800 $o = conversation($a, $items, $pager, 'contacts', $update, false, 'commented', local_user());
1802 $r = Item::selectForUser(local_user(), [], $condition, $params);
1804 $items = Item::inArray($r);
1806 $o = conversation($a, $items, $pager, 'contact-posts', false);
1810 $o .= $pager->renderMinimal(count($items));
1817 * Returns the account type name
1819 * The function can be called with either the user or the contact array
1821 * @param array $contact contact or user array
1824 public static function getAccountType(array $contact)
1826 // There are several fields that indicate that the contact or user is a forum
1827 // "page-flags" is a field in the user table,
1828 // "forum" and "prv" are used in the contact table. They stand for User::PAGE_FLAGS_COMMUNITY and User::PAGE_FLAGS_PRVGROUP.
1829 // "community" is used in the gcontact table and is true if the contact is User::PAGE_FLAGS_COMMUNITY or User::PAGE_FLAGS_PRVGROUP.
1830 if ((isset($contact['page-flags']) && (intval($contact['page-flags']) == User::PAGE_FLAGS_COMMUNITY))
1831 || (isset($contact['page-flags']) && (intval($contact['page-flags']) == User::PAGE_FLAGS_PRVGROUP))
1832 || (isset($contact['forum']) && intval($contact['forum']))
1833 || (isset($contact['prv']) && intval($contact['prv']))
1834 || (isset($contact['community']) && intval($contact['community']))
1836 $type = self::TYPE_COMMUNITY;
1838 $type = self::TYPE_PERSON;
1841 // The "contact-type" (contact table) and "account-type" (user table) are more general then the chaos from above.
1842 if (isset($contact["contact-type"])) {
1843 $type = $contact["contact-type"];
1846 if (isset($contact["account-type"])) {
1847 $type = $contact["account-type"];
1851 case self::TYPE_ORGANISATION:
1852 $account_type = DI::l10n()->t("Organisation");
1855 case self::TYPE_NEWS:
1856 $account_type = DI::l10n()->t('News');
1859 case self::TYPE_COMMUNITY:
1860 $account_type = DI::l10n()->t("Forum");
1868 return $account_type;
1876 * @throws \Exception
1878 public static function block($cid, $reason = null)
1880 $return = DBA::update('contact', ['blocked' => true, 'block_reason' => $reason], ['id' => $cid]);
1886 * Unblocks a contact
1890 * @throws \Exception
1892 public static function unblock($cid)
1894 $return = DBA::update('contact', ['blocked' => false, 'block_reason' => null], ['id' => $cid]);
1900 * Updates the avatar links in a contact only if needed
1902 * @param string $avatar Link to avatar picture
1903 * @param int $uid User id of contact owner
1904 * @param int $cid Contact id
1905 * @param bool $force force picture update
1907 * @return array Returns array of the different avatar sizes
1908 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1909 * @throws \ImagickException
1911 public static function updateAvatar($avatar, $uid, $cid, $force = false)
1913 $contact = DBA::selectFirst('contact', ['avatar', 'photo', 'thumb', 'micro', 'nurl'], ['id' => $cid, 'self' => false]);
1914 if (!DBA::isResult($contact)) {
1917 $data = [$contact["photo"], $contact["thumb"], $contact["micro"]];
1920 foreach ($data as $image_uri) {
1921 $image_rid = Photo::ridFromURI($image_uri);
1922 if ($image_rid && !Photo::exists(['resource-id' => $image_rid, 'uid' => $uid])) {
1923 Logger::info('Regenerating avatar', ['contact uid' => $uid, 'cid' => $cid, 'missing photo' => $image_rid, 'avatar' => $contact['avatar']]);
1928 if (($contact["avatar"] != $avatar) || $force) {
1929 $photos = Photo::importProfilePhoto($avatar, $uid, $cid, true);
1932 $fields = ['avatar' => $avatar, 'photo' => $photos[0], 'thumb' => $photos[1], 'micro' => $photos[2], 'avatar-date' => DateTimeFormat::utcNow()];
1933 DBA::update('contact', $fields, ['id' => $cid]);
1935 // Update the public contact (contact id = 0)
1937 $pcontact = DBA::selectFirst('contact', ['id'], ['nurl' => $contact['nurl'], 'uid' => 0]);
1938 if (DBA::isResult($pcontact)) {
1939 DBA::update('contact', $fields, ['id' => $pcontact['id']]);
1951 * Helper function for "updateFromProbe". Updates personal and public contact
1953 * @param integer $id contact id
1954 * @param integer $uid user id
1955 * @param string $url The profile URL of the contact
1956 * @param array $fields The fields that are updated
1958 * @throws \Exception
1960 private static function updateContact($id, $uid, $url, array $fields)
1962 if (!DBA::update('contact', $fields, ['id' => $id])) {
1963 Logger::info('Couldn\'t update contact.', ['id' => $id, 'fields' => $fields]);
1967 // Search for duplicated contacts and get rid of them
1968 if (self::removeDuplicates(Strings::normaliseLink($url), $uid) || ($uid != 0)) {
1972 // Update the corresponding gcontact entry
1973 GContact::updateFromPublicContactID($id);
1975 // Archive or unarchive the contact. We only need to do this for the public contact.
1976 // The archive/unarchive function will update the personal contacts by themselves.
1977 $contact = DBA::selectFirst('contact', [], ['id' => $id]);
1978 if (!DBA::isResult($contact)) {
1979 Logger::info('Couldn\'t select contact for archival.', ['id' => $id]);
1983 if (!empty($fields['success_update'])) {
1984 self::unmarkForArchival($contact);
1985 } elseif (!empty($fields['failure_update'])) {
1986 self::markForArchival($contact);
1989 $condition = ['self' => false, 'nurl' => Strings::normaliseLink($url), 'network' => Protocol::FEDERATED];
1991 // These contacts are sharing with us, we don't poll them.
1992 // This means that we don't set the update fields in "OnePoll.php".
1993 $condition['rel'] = self::SHARING;
1994 DBA::update('contact', $fields, $condition);
1996 unset($fields['last-update']);
1997 unset($fields['success_update']);
1998 unset($fields['failure_update']);
2000 if (empty($fields)) {
2004 // We are polling these contacts, so we mustn't set the update fields here.
2005 $condition['rel'] = [self::FOLLOWER, self::FRIEND];
2006 DBA::update('contact', $fields, $condition);
2010 * Remove duplicated contacts
2012 * @param string $nurl Normalised contact url
2013 * @param integer $uid User id
2015 * @throws \Exception
2017 public static function removeDuplicates(string $nurl, int $uid)
2019 $condition = ['nurl' => $nurl, 'uid' => $uid, 'deleted' => false, 'network' => Protocol::FEDERATED];
2020 $count = DBA::count('contact', $condition);
2025 $first_contact = DBA::selectFirst('contact', ['id', 'network'], $condition, ['order' => ['id']]);
2026 if (!DBA::isResult($first_contact)) {
2027 // Shouldn't happen - so we handle it
2031 $first = $first_contact['id'];
2032 Logger::info('Found duplicates', ['count' => $count, 'first' => $first, 'uid' => $uid, 'nurl' => $nurl]);
2033 if (($uid != 0 && ($first_contact['network'] == Protocol::DFRN))) {
2034 // Don't handle non public DFRN duplicates by now (legacy DFRN is very special because of the key handling)
2035 Logger::info('Not handling non public DFRN duplicate', ['uid' => $uid, 'nurl' => $nurl]);
2039 // Find all duplicates
2040 $condition = ["`nurl` = ? AND `uid` = ? AND `id` != ? AND NOT `self` AND NOT `deleted`", $nurl, $uid, $first];
2041 $duplicates = DBA::select('contact', ['id', 'network'], $condition);
2042 while ($duplicate = DBA::fetch($duplicates)) {
2043 if (!in_array($duplicate['network'], Protocol::FEDERATED)) {
2047 Worker::add(PRIORITY_HIGH, 'MergeContact', $first, $duplicate['id'], $uid);
2049 Logger::info('Duplicates handled', ['uid' => $uid, 'nurl' => $nurl]);
2054 * @param integer $id contact id
2055 * @param string $network Optional network we are probing for
2056 * @param boolean $force Optional forcing of network probing (otherwise we use the cached data)
2058 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2059 * @throws \ImagickException
2061 public static function updateFromProbe($id, $network = '', $force = false)
2064 Warning: Never ever fetch the public key via Probe::uri and write it into the contacts.
2065 This will reliably kill your communication with old Friendica contacts.
2068 // These fields aren't updated by this routine:
2069 // 'xmpp', 'sensitive'
2071 $fields = ['uid', 'avatar', 'name', 'nick', 'location', 'keywords', 'about', 'gender',
2072 'unsearchable', 'url', 'addr', 'batch', 'notify', 'poll', 'request', 'confirm', 'poco',
2073 'network', 'alias', 'baseurl', 'forum', 'prv', 'contact-type', 'pubkey'];
2074 $contact = DBA::selectFirst('contact', $fields, ['id' => $id]);
2075 if (!DBA::isResult($contact)) {
2079 $uid = $contact['uid'];
2080 unset($contact['uid']);
2082 $pubkey = $contact['pubkey'];
2083 unset($contact['pubkey']);
2085 $contact['photo'] = $contact['avatar'];
2086 unset($contact['avatar']);
2088 $ret = Probe::uri($contact['url'], $network, $uid, !$force);
2090 $updated = DateTimeFormat::utcNow();
2092 // We must not try to update relay contacts via probe. They are no real contacts.
2093 // We check after the probing to be able to correct falsely detected contact types.
2094 if (($contact['contact-type'] == self::TYPE_RELAY) &&
2095 (!Strings::compareLink($ret['url'], $contact['url']) || in_array($ret['network'], [Protocol::FEED, Protocol::PHANTOM]))) {
2096 self::updateContact($id, $uid, $contact['url'], ['last-update' => $updated, 'success_update' => $updated]);
2097 Logger::info('Not updating relais', ['id' => $id, 'url' => $contact['url']]);
2101 // If Probe::uri fails the network code will be different ("feed" or "unkn")
2102 if (in_array($ret['network'], [Protocol::FEED, Protocol::PHANTOM]) && ($ret['network'] != $contact['network'])) {
2103 if ($force && ($uid == 0)) {
2104 self::updateContact($id, $uid, $ret['url'], ['last-update' => $updated, 'failure_update' => $updated]);
2109 if (isset($ret['hide']) && is_bool($ret['hide'])) {
2110 $ret['unsearchable'] = $ret['hide'];
2113 if (isset($ret['account-type']) && is_int($ret['account-type'])) {
2114 $ret['forum'] = false;
2115 $ret['prv'] = false;
2116 $ret['contact-type'] = $ret['account-type'];
2117 if ($ret['contact-type'] == User::ACCOUNT_TYPE_COMMUNITY) {
2118 $apcontact = APContact::getByURL($ret['url'], false);
2119 if (isset($apcontact['manually-approve'])) {
2120 $ret['forum'] = (bool)!$apcontact['manually-approve'];
2121 $ret['prv'] = (bool)!$ret['forum'];
2126 $new_pubkey = $ret['pubkey'];
2130 // make sure to not overwrite existing values with blank entries except some technical fields
2131 $keep = ['batch', 'notify', 'poll', 'request', 'confirm', 'poco', 'baseurl'];
2132 foreach ($ret as $key => $val) {
2133 if (!array_key_exists($key, $contact)) {
2135 } elseif (($contact[$key] != '') && ($val === '') && !is_bool($ret[$key]) && !in_array($key, $keep)) {
2136 $ret[$key] = $contact[$key];
2137 } elseif ($ret[$key] != $contact[$key]) {
2142 if (!empty($ret['photo']) && ($ret['network'] != Protocol::FEED)) {
2143 self::updateAvatar($ret['photo'], $uid, $id, $update || $force);
2148 self::updateContact($id, $uid, $ret['url'], ['last-update' => $updated, 'success_update' => $updated]);
2151 // Update the public contact
2153 self::updateFromProbeByURL($ret['url']);
2159 $ret['nurl'] = Strings::normaliseLink($ret['url']);
2160 $ret['updated'] = $updated;
2162 // Only fill the pubkey if it had been empty before. We have to prevent identity theft.
2163 if (empty($pubkey) && !empty($new_pubkey)) {
2164 $ret['pubkey'] = $new_pubkey;
2167 if (($ret['addr'] != $contact['addr']) || (!empty($ret['alias']) && ($ret['alias'] != $contact['alias']))) {
2168 $ret['uri-date'] = DateTimeFormat::utcNow();
2171 if (($ret['name'] != $contact['name']) || ($ret['nick'] != $contact['nick'])) {
2172 $ret['name-date'] = $updated;
2175 if ($force && ($uid == 0)) {
2176 $ret['last-update'] = $updated;
2177 $ret['success_update'] = $updated;
2180 unset($ret['photo']);
2182 self::updateContact($id, $uid, $ret['url'], $ret);
2187 public static function updateFromProbeByURL($url, $force = false)
2189 $id = self::getIdForURL($url);
2195 self::updateFromProbe($id, '', $force);
2201 * Detects if a given contact array belongs to a legacy DFRN connection
2203 * @param array $contact
2206 public static function isLegacyDFRNContact($contact)
2208 // Newer Friendica contacts are connected via AP, then these fields aren't set
2209 return !empty($contact['dfrn-id']) || !empty($contact['issued-id']);
2213 * Detects the communication protocol for a given contact url.
2214 * This is used to detect Friendica contacts that we can communicate via AP.
2216 * @param string $url contact url
2217 * @param string $network Network of that contact
2218 * @return string with protocol
2220 public static function getProtocol($url, $network)
2222 if ($network != Protocol::DFRN) {
2226 $apcontact = APContact::getByURL($url);
2227 if (!empty($apcontact) && !empty($apcontact['generator'])) {
2228 return Protocol::ACTIVITYPUB;
2235 * Takes a $uid and a url/handle and adds a new contact
2237 * Currently if the contact is DFRN, interactive needs to be true, to redirect to the
2238 * dfrn_request page.
2240 * Otherwise this can be used to bulk add StatusNet contacts, Twitter contacts, etc.
2243 * $return['success'] boolean true if successful
2244 * $return['message'] error text if success is false.
2246 * Takes a $uid and a url/handle and adds a new contact
2248 * @param string $url
2249 * @param bool $interactive
2250 * @param string $network
2252 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2253 * @throws \ImagickException
2255 public static function createFromProbe($uid, $url, $interactive = false, $network = '')
2257 $result = ['cid' => -1, 'success' => false, 'message' => ''];
2261 // remove ajax junk, e.g. Twitter
2262 $url = str_replace('/#!/', '/', $url);
2264 if (!Network::isUrlAllowed($url)) {
2265 $result['message'] = DI::l10n()->t('Disallowed profile URL.');
2269 if (Network::isUrlBlocked($url)) {
2270 $result['message'] = DI::l10n()->t('Blocked domain');
2275 $result['message'] = DI::l10n()->t('Connect URL missing.');
2279 $arr = ['url' => $url, 'contact' => []];
2281 Hook::callAll('follow', $arr);
2284 $result['message'] = DI::l10n()->t('The contact could not be added. Please check the relevant network credentials in your Settings -> Social Networks page.');
2288 if (!empty($arr['contact']['name'])) {
2289 $ret = $arr['contact'];
2291 $ret = Probe::uri($url, $network, $uid, false);
2294 if (($network != '') && ($ret['network'] != $network)) {
2295 Logger::log('Expected network ' . $network . ' does not match actual network ' . $ret['network']);
2299 // check if we already have a contact
2300 // the poll url is more reliable than the profile url, as we may have
2301 // indirect links or webfinger links
2303 $condition = ['uid' => $uid, 'poll' => [$ret['poll'], Strings::normaliseLink($ret['poll'])], 'network' => $ret['network'], 'pending' => false];
2304 $contact = DBA::selectFirst('contact', ['id', 'rel'], $condition);
2305 if (!DBA::isResult($contact)) {
2306 $condition = ['uid' => $uid, 'nurl' => Strings::normaliseLink($url), 'network' => $ret['network'], 'pending' => false];
2307 $contact = DBA::selectFirst('contact', ['id', 'rel'], $condition);
2310 $protocol = self::getProtocol($url, $ret['network']);
2312 if (($protocol === Protocol::DFRN) && !DBA::isResult($contact)) {
2314 if (strlen(DI::baseUrl()->getUrlPath())) {
2315 $myaddr = bin2hex(DI::baseUrl() . '/profile/' . $a->user['nickname']);
2317 $myaddr = bin2hex($a->user['nickname'] . '@' . DI::baseUrl()->getHostname());
2320 DI::baseUrl()->redirect($ret['request'] . "&addr=$myaddr");
2324 } elseif (DI::config()->get('system', 'dfrn_only') && ($ret['network'] != Protocol::DFRN)) {
2325 $result['message'] = DI::l10n()->t('This site is not configured to allow communications with other networks.') . EOL;
2326 $result['message'] .= DI::l10n()->t('No compatible communication protocols or feeds were discovered.') . EOL;
2330 // This extra param just confuses things, remove it
2331 if ($protocol === Protocol::DIASPORA) {
2332 $ret['url'] = str_replace('?absolute=true', '', $ret['url']);
2335 // do we have enough information?
2336 if (empty($ret['name']) || empty($ret['poll']) || (empty($ret['url']) && empty($ret['addr']))) {
2337 $result['message'] .= DI::l10n()->t('The profile address specified does not provide adequate information.') . EOL;
2338 if (empty($ret['poll'])) {
2339 $result['message'] .= DI::l10n()->t('No compatible communication protocols or feeds were discovered.') . EOL;
2341 if (empty($ret['name'])) {
2342 $result['message'] .= DI::l10n()->t('An author or name was not found.') . EOL;
2344 if (empty($ret['url'])) {
2345 $result['message'] .= DI::l10n()->t('No browser URL could be matched to this address.') . EOL;
2347 if (strpos($url, '@') !== false) {
2348 $result['message'] .= DI::l10n()->t('Unable to match @-style Identity Address with a known protocol or email contact.') . EOL;
2349 $result['message'] .= DI::l10n()->t('Use mailto: in front of address to force email check.') . EOL;
2354 if ($protocol === Protocol::OSTATUS && DI::config()->get('system', 'ostatus_disabled')) {
2355 $result['message'] .= DI::l10n()->t('The profile address specified belongs to a network which has been disabled on this site.') . EOL;
2356 $ret['notify'] = '';
2359 if (!$ret['notify']) {
2360 $result['message'] .= DI::l10n()->t('Limited profile. This person will be unable to receive direct/personal notifications from you.') . EOL;
2363 $writeable = ((($protocol === Protocol::OSTATUS) && ($ret['notify'])) ? 1 : 0);
2365 $subhub = (($protocol === Protocol::OSTATUS) ? true : false);
2367 $hidden = (($protocol === Protocol::MAIL) ? 1 : 0);
2370 if ($protocol == Protocol::ACTIVITYPUB) {
2371 $apcontact = APContact::getByURL($url, false);
2372 if (isset($apcontact['manually-approve'])) {
2373 $pending = (bool)$apcontact['manually-approve'];
2377 if (in_array($protocol, [Protocol::MAIL, Protocol::DIASPORA, Protocol::ACTIVITYPUB])) {
2381 if (DBA::isResult($contact)) {
2383 $new_relation = (($contact['rel'] == self::FOLLOWER) ? self::FRIEND : self::SHARING);
2385 $fields = ['rel' => $new_relation, 'subhub' => $subhub, 'readonly' => false];
2386 DBA::update('contact', $fields, ['id' => $contact['id']]);
2388 $new_relation = (in_array($protocol, [Protocol::MAIL]) ? self::FRIEND : self::SHARING);
2390 // create contact record
2393 'created' => DateTimeFormat::utcNow(),
2394 'url' => $ret['url'],
2395 'nurl' => Strings::normaliseLink($ret['url']),
2396 'addr' => $ret['addr'],
2397 'alias' => $ret['alias'],
2398 'batch' => $ret['batch'],
2399 'notify' => $ret['notify'],
2400 'poll' => $ret['poll'],
2401 'poco' => $ret['poco'],
2402 'name' => $ret['name'],
2403 'nick' => $ret['nick'],
2404 'network' => $ret['network'],
2405 'baseurl' => $ret['baseurl'],
2406 'protocol' => $protocol,
2407 'pubkey' => $ret['pubkey'],
2408 'rel' => $new_relation,
2409 'priority'=> $ret['priority'],
2410 'writable'=> $writeable,
2411 'hidden' => $hidden,
2414 'pending' => $pending,
2419 $contact = DBA::selectFirst('contact', [], ['url' => $ret['url'], 'network' => $ret['network'], 'uid' => $uid]);
2420 if (!DBA::isResult($contact)) {
2421 $result['message'] .= DI::l10n()->t('Unable to retrieve contact information.') . EOL;
2425 $contact_id = $contact['id'];
2426 $result['cid'] = $contact_id;
2428 Group::addMember(User::getDefaultGroup($uid, $contact["network"]), $contact_id);
2430 // Update the avatar
2431 self::updateAvatar($ret['photo'], $uid, $contact_id);
2433 // pull feed and consume it, which should subscribe to the hub.
2435 Worker::add(PRIORITY_HIGH, "OnePoll", $contact_id, "force");
2437 $owner = User::getOwnerDataById($uid);
2439 if (DBA::isResult($owner)) {
2440 if (in_array($protocol, [Protocol::OSTATUS, Protocol::DFRN])) {
2441 // create a follow slap
2443 $item['verb'] = Activity::FOLLOW;
2444 $item['follow'] = $contact["url"];
2446 $item['title'] = '';
2449 $item['attach'] = '';
2451 $slap = OStatus::salmon($item, $owner);
2453 if (!empty($contact['notify'])) {
2454 Salmon::slapper($owner, $contact['notify'], $slap);
2456 } elseif ($protocol == Protocol::DIASPORA) {
2457 $ret = Diaspora::sendShare($a->user, $contact);
2458 Logger::log('share returns: ' . $ret);
2459 } elseif ($protocol == Protocol::ACTIVITYPUB) {
2460 $activity_id = ActivityPub\Transmitter::activityIDFromContact($contact_id);
2461 if (empty($activity_id)) {
2462 // This really should never happen
2466 $ret = ActivityPub\Transmitter::sendActivity('Follow', $contact['url'], $uid, $activity_id);
2467 Logger::log('Follow returns: ' . $ret);
2471 $result['success'] = true;
2476 * Updated contact's SSL policy
2478 * @param array $contact Contact array
2479 * @param string $new_policy New policy, valid: self,full
2481 * @return array Contact array with updated values
2482 * @throws \Exception
2484 public static function updateSslPolicy(array $contact, $new_policy)
2486 $ssl_changed = false;
2487 if ((intval($new_policy) == BaseURL::SSL_POLICY_SELFSIGN || $new_policy === 'self') && strstr($contact['url'], 'https:')) {
2488 $ssl_changed = true;
2489 $contact['url'] = str_replace('https:', 'http:', $contact['url']);
2490 $contact['request'] = str_replace('https:', 'http:', $contact['request']);
2491 $contact['notify'] = str_replace('https:', 'http:', $contact['notify']);
2492 $contact['poll'] = str_replace('https:', 'http:', $contact['poll']);
2493 $contact['confirm'] = str_replace('https:', 'http:', $contact['confirm']);
2494 $contact['poco'] = str_replace('https:', 'http:', $contact['poco']);
2497 if ((intval($new_policy) == BaseURL::SSL_POLICY_FULL || $new_policy === 'full') && strstr($contact['url'], 'http:')) {
2498 $ssl_changed = true;
2499 $contact['url'] = str_replace('http:', 'https:', $contact['url']);
2500 $contact['request'] = str_replace('http:', 'https:', $contact['request']);
2501 $contact['notify'] = str_replace('http:', 'https:', $contact['notify']);
2502 $contact['poll'] = str_replace('http:', 'https:', $contact['poll']);
2503 $contact['confirm'] = str_replace('http:', 'https:', $contact['confirm']);
2504 $contact['poco'] = str_replace('http:', 'https:', $contact['poco']);
2508 $fields = ['url' => $contact['url'], 'request' => $contact['request'],
2509 'notify' => $contact['notify'], 'poll' => $contact['poll'],
2510 'confirm' => $contact['confirm'], 'poco' => $contact['poco']];
2511 DBA::update('contact', $fields, ['id' => $contact['id']]);
2518 * @param array $importer Owner (local user) data
2519 * @param array $contact Existing owner-specific contact data we want to expand the relationship with. Optional.
2520 * @param array $datarray An item-like array with at least the 'author-id' and 'author-url' keys for the contact. Mandatory.
2521 * @param bool $sharing True: Contact is now sharing with Owner; False: Contact is now following Owner (default)
2522 * @param string $note Introduction additional message
2523 * @return bool|null True: follow request is accepted; False: relationship is rejected; Null: relationship is pending
2524 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2525 * @throws \ImagickException
2527 public static function addRelationship(array $importer, array $contact, array $datarray, $sharing = false, $note = '')
2529 // Should always be set
2530 if (empty($datarray['author-id'])) {
2534 $fields = ['url', 'name', 'nick', 'avatar', 'photo', 'network', 'blocked'];
2535 $pub_contact = DBA::selectFirst('contact', $fields, ['id' => $datarray['author-id']]);
2536 if (!DBA::isResult($pub_contact)) {
2537 // Should never happen
2541 // Contact is blocked at node-level
2542 if (self::isBlocked($datarray['author-id'])) {
2546 $url = ($datarray['author-link'] ?? '') ?: $pub_contact['url'];
2547 $name = $pub_contact['name'];
2548 $photo = ($pub_contact['avatar'] ?? '') ?: $pub_contact["photo"];
2549 $nick = $pub_contact['nick'];
2550 $network = $pub_contact['network'];
2552 // Ensure that we don't create a new contact when there already is one
2553 $cid = self::getIdForURL($url, $importer['uid']);
2555 $contact = DBA::selectFirst('contact', [], ['id' => $cid]);
2558 if (!empty($contact)) {
2559 if (!empty($contact['pending'])) {
2560 Logger::info('Pending contact request already exists.', ['url' => $url, 'uid' => $importer['uid']]);
2564 // Contact is blocked at user-level
2565 if (!empty($contact['id']) && !empty($importer['id']) &&
2566 self::isBlockedByUser($contact['id'], $importer['id'])) {
2570 // Make sure that the existing contact isn't archived
2571 self::unmarkForArchival($contact);
2573 if (($contact['rel'] == self::SHARING)
2574 || ($sharing && $contact['rel'] == self::FOLLOWER)) {
2575 DBA::update('contact', ['rel' => self::FRIEND, 'writable' => true, 'pending' => false],
2576 ['id' => $contact['id'], 'uid' => $importer['uid']]);
2579 // Ensure to always have the correct network type, independent from the connection request method
2580 self::updateFromProbe($contact['id'], '', true);
2584 // send email notification to owner?
2585 if (DBA::exists('contact', ['nurl' => Strings::normaliseLink($url), 'uid' => $importer['uid'], 'pending' => true])) {
2586 Logger::log('ignoring duplicated connection request from pending contact ' . $url);
2590 // create contact record
2591 DBA::insert('contact', [
2592 'uid' => $importer['uid'],
2593 'created' => DateTimeFormat::utcNow(),
2595 'nurl' => Strings::normaliseLink($url),
2599 'network' => $network,
2600 'rel' => self::FOLLOWER,
2607 $contact_id = DBA::lastInsertId();
2609 // Ensure to always have the correct network type, independent from the connection request method
2610 self::updateFromProbe($contact_id, '', true);
2612 Contact::updateAvatar($photo, $importer["uid"], $contact_id, true);
2614 $contact_record = DBA::selectFirst('contact', ['id', 'network', 'name', 'url', 'photo'], ['id' => $contact_id]);
2616 /// @TODO Encapsulate this into a function/method
2617 $fields = ['uid', 'username', 'email', 'page-flags', 'notify-flags', 'language'];
2618 $user = DBA::selectFirst('user', $fields, ['uid' => $importer['uid']]);
2619 if (DBA::isResult($user) && !in_array($user['page-flags'], [User::PAGE_FLAGS_SOAPBOX, User::PAGE_FLAGS_FREELOVE, User::PAGE_FLAGS_COMMUNITY])) {
2620 // create notification
2621 $hash = Strings::getRandomHex();
2623 if (is_array($contact_record)) {
2624 DBA::insert('intro', ['uid' => $importer['uid'], 'contact-id' => $contact_record['id'],
2625 'blocked' => false, 'knowyou' => false, 'note' => $note,
2626 'hash' => $hash, 'datetime' => DateTimeFormat::utcNow()]);
2629 Group::addMember(User::getDefaultGroup($importer['uid'], $contact_record["network"]), $contact_record['id']);
2631 if (($user['notify-flags'] & NOTIFY_INTRO) &&
2632 in_array($user['page-flags'], [User::PAGE_FLAGS_NORMAL])) {
2635 'type' => NOTIFY_INTRO,
2636 'notify_flags' => $user['notify-flags'],
2637 'language' => $user['language'],
2638 'to_name' => $user['username'],
2639 'to_email' => $user['email'],
2640 'uid' => $user['uid'],
2641 'link' => DI::baseUrl() . '/notifications/intro',
2642 'source_name' => ((strlen(stripslashes($contact_record['name']))) ? stripslashes($contact_record['name']) : DI::l10n()->t('[Name Withheld]')),
2643 'source_link' => $contact_record['url'],
2644 'source_photo' => $contact_record['photo'],
2645 'verb' => ($sharing ? Activity::FRIEND : Activity::FOLLOW),
2649 } elseif (DBA::isResult($user) && in_array($user['page-flags'], [User::PAGE_FLAGS_SOAPBOX, User::PAGE_FLAGS_FREELOVE, User::PAGE_FLAGS_COMMUNITY])) {
2650 $condition = ['uid' => $importer['uid'], 'url' => $url, 'pending' => true];
2651 DBA::update('contact', ['pending' => false], $condition);
2660 public static function removeFollower($importer, $contact, array $datarray = [], $item = "")
2662 if (($contact['rel'] == self::FRIEND) || ($contact['rel'] == self::SHARING)) {
2663 DBA::update('contact', ['rel' => self::SHARING], ['id' => $contact['id']]);
2665 Contact::remove($contact['id']);
2669 public static function removeSharer($importer, $contact, array $datarray = [], $item = "")
2671 if (($contact['rel'] == self::FRIEND) || ($contact['rel'] == self::FOLLOWER)) {
2672 DBA::update('contact', ['rel' => self::FOLLOWER], ['id' => $contact['id']]);
2674 Contact::remove($contact['id']);
2679 * Create a birthday event.
2681 * Update the year and the birthday.
2683 public static function updateBirthdays()
2687 AND `bd` > "0001-01-01"
2688 AND SUBSTRING(`bd`, 1, 4) != `bdyear`
2689 AND (`contact`.`rel` = ? OR `contact`.`rel` = ?)
2690 AND NOT `contact`.`pending`
2691 AND NOT `contact`.`hidden`
2692 AND NOT `contact`.`blocked`
2693 AND NOT `contact`.`archive`
2694 AND NOT `contact`.`deleted`',
2699 $contacts = DBA::select('contact', ['id', 'uid', 'name', 'url', 'bd'], $condition);
2701 while ($contact = DBA::fetch($contacts)) {
2702 Logger::log('update_contact_birthday: ' . $contact['bd']);
2704 $nextbd = DateTimeFormat::utcNow('Y') . substr($contact['bd'], 4);
2706 if (Event::createBirthday($contact, $nextbd)) {
2710 ['bdyear' => substr($nextbd, 0, 4), 'bd' => $nextbd],
2711 ['id' => $contact['id']]
2718 * Remove the unavailable contact ids from the provided list
2720 * @param array $contact_ids Contact id list
2722 * @throws \Exception
2724 public static function pruneUnavailable(array $contact_ids)
2726 if (empty($contact_ids)) {
2730 $contacts = Contact::selectToArray(['id'], [
2731 'id' => $contact_ids,
2737 return array_column($contacts, 'id');
2741 * Returns a magic link to authenticate remote visitors
2743 * @todo check if the return is either a fully qualified URL or a relative path to Friendica basedir
2745 * @param string $contact_url The address of the target contact profile
2746 * @param string $url An url that we will be redirected to after the authentication
2748 * @return string with "redir" link
2749 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2750 * @throws \ImagickException
2752 public static function magicLink($contact_url, $url = '')
2754 if (!Session::isAuthenticated()) {
2755 return $url ?: $contact_url; // Equivalent to: ($url != '') ? $url : $contact_url;
2758 $data = self::getProbeDataFromDatabase($contact_url);
2760 return $url ?: $contact_url; // Equivalent to: ($url != '') ? $url : $contact_url;
2763 // Prevents endless loop in case only a non-public contact exists for the contact URL
2764 unset($data['uid']);
2766 return self::magicLinkByContact($data, $url ?: $contact_url);
2770 * Returns a magic link to authenticate remote visitors
2772 * @param integer $cid The contact id of the target contact profile
2773 * @param string $url An url that we will be redirected to after the authentication
2775 * @return string with "redir" link
2776 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2777 * @throws \ImagickException
2779 public static function magicLinkbyId($cid, $url = '')
2781 $contact = DBA::selectFirst('contact', ['id', 'network', 'url', 'uid'], ['id' => $cid]);
2783 return self::magicLinkByContact($contact, $url);
2787 * Returns a magic link to authenticate remote visitors
2789 * @param array $contact The contact array with "uid", "network" and "url"
2790 * @param string $url An url that we will be redirected to after the authentication
2792 * @return string with "redir" link
2793 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2794 * @throws \ImagickException
2796 public static function magicLinkByContact($contact, $url = '')
2798 $destination = $url ?: $contact['url']; // Equivalent to ($url != '') ? $url : $contact['url'];
2800 if (!Session::isAuthenticated() || ($contact['network'] != Protocol::DFRN)) {
2801 return $destination;
2804 // Only redirections to the same host do make sense
2805 if (($url != '') && (parse_url($url, PHP_URL_HOST) != parse_url($contact['url'], PHP_URL_HOST))) {
2809 if (!empty($contact['uid'])) {
2810 return self::magicLink($contact['url'], $url);
2813 if (empty($contact['id'])) {
2814 return $destination;
2817 $redirect = 'redir/' . $contact['id'];
2819 if (($url != '') && !Strings::compareLink($contact['url'], $url)) {
2820 $redirect .= '?url=' . $url;
2827 * Remove a contact from all groups
2829 * @param integer $contact_id
2831 * @return boolean Success
2833 public static function removeFromGroups($contact_id)
2835 return DBA::delete('group_member', ['contact-id' => $contact_id]);
2839 * Is the contact a forum?
2841 * @param integer $contactid ID of the contact
2843 * @return boolean "true" if it is a forum
2845 public static function isForum($contactid)
2847 $fields = ['forum', 'prv'];
2848 $condition = ['id' => $contactid];
2849 $contact = DBA::selectFirst('contact', $fields, $condition);
2850 if (!DBA::isResult($contact)) {
2855 return ($contact['forum'] || $contact['prv']);
2859 * Can the remote contact receive private messages?
2861 * @param array $contact
2864 public static function canReceivePrivateMessages(array $contact)
2866 $protocol = $contact['network'] ?? $contact['protocol'] ?? Protocol::PHANTOM;
2867 $self = $contact['self'] ?? false;
2869 return in_array($protocol, [Protocol::DFRN, Protocol::DIASPORA, Protocol::ACTIVITYPUB]) && !$self;