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\DBA;
36 use Friendica\Model\Notify\Type;
37 use Friendica\Network\HTTPException;
38 use Friendica\Network\Probe;
39 use Friendica\Protocol\Activity;
40 use Friendica\Protocol\ActivityPub;
41 use Friendica\Protocol\DFRN;
42 use Friendica\Protocol\Diaspora;
43 use Friendica\Protocol\OStatus;
44 use Friendica\Protocol\Salmon;
45 use Friendica\Util\DateTimeFormat;
46 use Friendica\Util\Images;
47 use Friendica\Util\Network;
48 use Friendica\Util\Proxy;
49 use Friendica\Util\Strings;
52 * functions for interacting with a contact
56 const DEFAULT_AVATAR_PHOTO = '/images/person-300.jpg';
57 const DEFAULT_AVATAR_THUMB = '/images/person-80.jpg';
58 const DEFAULT_AVATAR_MICRO = '/images/person-48.jpg';
61 * @deprecated since version 2019.03
62 * @see User::PAGE_FLAGS_NORMAL
64 const PAGE_NORMAL = User::PAGE_FLAGS_NORMAL;
66 * @deprecated since version 2019.03
67 * @see User::PAGE_FLAGS_SOAPBOX
69 const PAGE_SOAPBOX = User::PAGE_FLAGS_SOAPBOX;
71 * @deprecated since version 2019.03
72 * @see User::PAGE_FLAGS_COMMUNITY
74 const PAGE_COMMUNITY = User::PAGE_FLAGS_COMMUNITY;
76 * @deprecated since version 2019.03
77 * @see User::PAGE_FLAGS_FREELOVE
79 const PAGE_FREELOVE = User::PAGE_FLAGS_FREELOVE;
81 * @deprecated since version 2019.03
82 * @see User::PAGE_FLAGS_BLOG
84 const PAGE_BLOG = User::PAGE_FLAGS_BLOG;
86 * @deprecated since version 2019.03
87 * @see User::PAGE_FLAGS_PRVGROUP
89 const PAGE_PRVGROUP = User::PAGE_FLAGS_PRVGROUP;
94 const LOCK_INSERT = 'contact-insert';
99 * TYPE_UNKNOWN - unknown type
101 * TYPE_PERSON - the account belongs to a person
102 * Associated page types: PAGE_NORMAL, PAGE_SOAPBOX, PAGE_FREELOVE
104 * TYPE_ORGANISATION - the account belongs to an organisation
105 * Associated page type: PAGE_SOAPBOX
107 * TYPE_NEWS - the account is a news reflector
108 * Associated page type: PAGE_SOAPBOX
110 * TYPE_COMMUNITY - the account is community forum
111 * Associated page types: PAGE_COMMUNITY, PAGE_PRVGROUP
113 * TYPE_RELAY - the account is a relay
114 * This will only be assigned to contacts, not to user accounts
117 const TYPE_UNKNOWN = -1;
118 const TYPE_PERSON = User::ACCOUNT_TYPE_PERSON;
119 const TYPE_ORGANISATION = User::ACCOUNT_TYPE_ORGANISATION;
120 const TYPE_NEWS = User::ACCOUNT_TYPE_NEWS;
121 const TYPE_COMMUNITY = User::ACCOUNT_TYPE_COMMUNITY;
122 const TYPE_RELAY = User::ACCOUNT_TYPE_RELAY;
142 * @param array $fields Array of selected fields, empty for all
143 * @param array $condition Array of fields for condition
144 * @param array $params Array of several parameters
148 public static function selectToArray(array $fields = [], array $condition = [], array $params = [])
150 return DBA::selectToArray('contact', $fields, $condition, $params);
154 * @param array $fields Array of selected fields, empty for all
155 * @param array $condition Array of fields for condition
156 * @param array $params Array of several parameters
160 public static function selectFirst(array $fields = [], array $condition = [], array $params = [])
162 $contact = DBA::selectFirst('contact', $fields, $condition, $params);
168 * Insert a row into the contact table
169 * Important: You can't use DBA::lastInsertId() after this call since it will be set to 0.
171 * @param array $fields field array
172 * @param bool $on_duplicate_update Do an update on a duplicate entry
174 * @return boolean was the insert successful?
177 public static function insert(array $fields, bool $on_duplicate_update = false)
179 $ret = DBA::insert('contact', $fields, $on_duplicate_update);
180 $contact = DBA::selectFirst('contact', ['nurl', 'uid'], ['id' => DBA::lastInsertId()]);
181 if (!DBA::isResult($contact)) {
186 // Search for duplicated contacts and get rid of them
187 self::removeDuplicates($contact['nurl'], $contact['uid']);
193 * @param integer $id Contact ID
194 * @param array $fields Array of selected fields, empty for all
195 * @return array|boolean Contact record if it exists, false otherwise
198 public static function getById($id, $fields = [])
200 return DBA::selectFirst('contact', $fields, ['id' => $id]);
204 * Fetches a contact by a given url
206 * @param string $url profile url
207 * @param boolean $update true = always update, false = never update, null = update when not found or outdated
208 * @param array $fields Field list
209 * @param integer $uid User ID of the contact
210 * @return array contact array
212 public static function getByURL(string $url, $update = null, array $fields = [], int $uid = 0)
214 if ($update || is_null($update)) {
215 $cid = self::getIdForURL($url, $uid, $update);
220 $contact = self::getById($cid, $fields);
221 if (empty($contact)) {
227 // Add internal fields
229 if (!empty($fields)) {
230 foreach (['id', 'avatar', 'created', 'updated', 'last-update', 'success_update', 'failure_update', 'network'] as $internal) {
231 if (!in_array($internal, $fields)) {
232 $fields[] = $internal;
233 $removal[] = $internal;
238 // We first try the nurl (http://server.tld/nick), most common case
239 $options = ['order' => ['id']];
240 $contact = DBA::selectFirst('contact', $fields, ['nurl' => Strings::normaliseLink($url), 'uid' => $uid, 'deleted' => false], $options);
242 // Then the addr (nick@server.tld)
243 if (!DBA::isResult($contact)) {
244 $contact = DBA::selectFirst('contact', $fields, ['addr' => str_replace('acct:', '', $url), 'uid' => $uid, 'deleted' => false], $options);
247 // Then the alias (which could be anything)
248 if (!DBA::isResult($contact)) {
249 // The link could be provided as http although we stored it as https
250 $ssl_url = str_replace('http://', 'https://', $url);
251 $condition = ['`alias` IN (?, ?, ?) AND `uid` = ? AND NOT `deleted`', $url, Strings::normaliseLink($url), $ssl_url, $uid];
252 $contact = DBA::selectFirst('contact', $fields, $condition, $options);
255 if (!DBA::isResult($contact)) {
259 // Update the contact in the background if needed
260 $updated = max($contact['success_update'], $contact['created'], $contact['updated'], $contact['last-update'], $contact['failure_update']);
261 if (($updated < DateTimeFormat::utc('now -7 days')) && in_array($contact['network'], Protocol::FEDERATED)) {
262 Worker::add(PRIORITY_LOW, "UpdateContact", $contact['id']);
265 // Remove the internal fields
266 foreach ($removal as $internal) {
267 unset($contact[$internal]);
274 * Fetches a contact for a given user by a given url.
275 * In difference to "getByURL" the function will fetch a public contact when no user contact had been found.
277 * @param string $url profile url
278 * @param integer $uid User ID of the contact
279 * @param boolean $update true = always update, false = never update, null = update when not found or outdated
280 * @param array $fields Field list
281 * @return array contact array
283 public static function getByURLForUser(string $url, int $uid = 0, $update = false, array $fields = [])
286 $contact = self::getByURL($url, $update, $fields, $uid);
287 if (!empty($contact)) {
288 if (!empty($contact['id'])) {
289 $contact['cid'] = $contact['id'];
296 $contact = self::getByURL($url, $update, $fields);
297 if (!empty($contact['id'])) {
299 $contact['zid'] = $contact['id'];
305 * Tests if the given contact is a follower
307 * @param int $cid Either public contact id or user's contact id
308 * @param int $uid User ID
310 * @return boolean is the contact id a follower?
311 * @throws HTTPException\InternalServerErrorException
312 * @throws \ImagickException
314 public static function isFollower($cid, $uid)
316 if (Contact\User::isBlocked($cid, $uid)) {
320 $cdata = self::getPublicAndUserContacID($cid, $uid);
321 if (empty($cdata['user'])) {
325 $condition = ['id' => $cdata['user'], 'rel' => [self::FOLLOWER, self::FRIEND]];
326 return DBA::exists('contact', $condition);
330 * Tests if the given contact url is a follower
332 * @param string $url Contact URL
333 * @param int $uid User ID
335 * @return boolean is the contact id a follower?
336 * @throws HTTPException\InternalServerErrorException
337 * @throws \ImagickException
339 public static function isFollowerByURL($url, $uid)
341 $cid = self::getIdForURL($url, $uid);
347 return self::isFollower($cid, $uid);
351 * Tests if the given user follow the given contact
353 * @param int $cid Either public contact id or user's contact id
354 * @param int $uid User ID
356 * @return boolean is the contact url being followed?
357 * @throws HTTPException\InternalServerErrorException
358 * @throws \ImagickException
360 public static function isSharing($cid, $uid)
362 if (Contact\User::isBlocked($cid, $uid)) {
366 $cdata = self::getPublicAndUserContacID($cid, $uid);
367 if (empty($cdata['user'])) {
371 $condition = ['id' => $cdata['user'], 'rel' => [self::SHARING, self::FRIEND]];
372 return DBA::exists('contact', $condition);
376 * Tests if the given user follow the given contact url
378 * @param string $url Contact URL
379 * @param int $uid User ID
381 * @return boolean is the contact url being followed?
382 * @throws HTTPException\InternalServerErrorException
383 * @throws \ImagickException
385 public static function isSharingByURL($url, $uid)
387 $cid = self::getIdForURL($url, $uid);
393 return self::isSharing($cid, $uid);
397 * Get the basepath for a given contact link
399 * @param string $url The contact link
400 * @param boolean $dont_update Don't update the contact
402 * @return string basepath
403 * @throws HTTPException\InternalServerErrorException
404 * @throws \ImagickException
406 public static function getBasepath($url, $dont_update = false)
408 $contact = DBA::selectFirst('contact', ['id', 'baseurl'], ['uid' => 0, 'nurl' => Strings::normaliseLink($url)]);
409 if (!DBA::isResult($contact)) {
413 if (!empty($contact['baseurl'])) {
414 return $contact['baseurl'];
415 } elseif ($dont_update) {
419 // Update the existing contact
420 self::updateFromProbe($contact['id']);
422 // And fetch the result
423 $contact = DBA::selectFirst('contact', ['baseurl'], ['id' => $contact['id']]);
424 if (empty($contact['baseurl'])) {
425 Logger::info('No baseurl for contact', ['url' => $url]);
429 Logger::info('Found baseurl for contact', ['url' => $url, 'baseurl' => $contact['baseurl']]);
430 return $contact['baseurl'];
434 * Check if the given contact url is on the same server
436 * @param string $url The contact link
438 * @return boolean Is it the same server?
440 public static function isLocal($url)
442 return Strings::compareLink(self::getBasepath($url, true), DI::baseUrl());
446 * Check if the given contact ID is on the same server
448 * @param string $url The contact link
450 * @return boolean Is it the same server?
452 public static function isLocalById(int $cid)
454 $contact = DBA::selectFirst('contact', ['url', 'baseurl'], ['id' => $cid]);
455 if (!DBA::isResult($contact)) {
459 if (empty($contact['baseurl'])) {
460 $baseurl = self::getBasepath($contact['url'], true);
462 $baseurl = $contact['baseurl'];
465 return Strings::compareLink($baseurl, DI::baseUrl());
469 * Returns the public contact id of the given user id
471 * @param integer $uid User ID
473 * @return integer|boolean Public contact id for given user id
476 public static function getPublicIdByUserId($uid)
478 $self = DBA::selectFirst('contact', ['url'], ['self' => true, 'uid' => $uid]);
479 if (!DBA::isResult($self)) {
482 return self::getIdForURL($self['url']);
486 * Returns the contact id for the user and the public contact id for a given contact id
488 * @param int $cid Either public contact id or user's contact id
489 * @param int $uid User ID
491 * @return array with public and user's contact id
492 * @throws HTTPException\InternalServerErrorException
493 * @throws \ImagickException
495 public static function getPublicAndUserContacID($cid, $uid)
497 if (empty($uid) || empty($cid)) {
501 $contact = DBA::selectFirst('contact', ['id', 'uid', 'url'], ['id' => $cid]);
502 if (!DBA::isResult($contact)) {
506 // We quit when the user id don't match the user id of the provided contact
507 if (($contact['uid'] != $uid) && ($contact['uid'] != 0)) {
511 if ($contact['uid'] != 0) {
512 $pcid = Contact::getIdForURL($contact['url'], 0, false, ['url' => $contact['url']]);
516 $ucid = $contact['id'];
518 $pcid = $contact['id'];
519 $ucid = Contact::getIdForURL($contact['url'], $uid);
522 return ['public' => $pcid, 'user' => $ucid];
526 * Returns contact details for a given contact id in combination with a user id
528 * @param int $cid A contact ID
529 * @param int $uid The User ID
530 * @param array $fields The selected fields for the contact
532 * @return array The contact details
536 public static function getContactForUser($cid, $uid, array $fields = [])
538 $contact = DBA::selectFirst('contact', $fields, ['id' => $cid, 'uid' => $uid]);
540 if (!DBA::isResult($contact)) {
548 * Creates the self-contact for the provided user id
551 * @return bool Operation success
552 * @throws HTTPException\InternalServerErrorException
554 public static function createSelfFromUserId($uid)
556 // Only create the entry if it doesn't exist yet
557 if (DBA::exists('contact', ['uid' => $uid, 'self' => true])) {
561 $user = DBA::selectFirst('user', ['uid', 'username', 'nickname', 'pubkey', 'prvkey'], ['uid' => $uid]);
562 if (!DBA::isResult($user)) {
566 $return = DBA::insert('contact', [
567 'uid' => $user['uid'],
568 'created' => DateTimeFormat::utcNow(),
570 'name' => $user['username'],
571 'nick' => $user['nickname'],
572 'pubkey' => $user['pubkey'],
573 'prvkey' => $user['prvkey'],
574 'photo' => DI::baseUrl() . '/photo/profile/' . $user['uid'] . '.jpg',
575 'thumb' => DI::baseUrl() . '/photo/avatar/' . $user['uid'] . '.jpg',
576 'micro' => DI::baseUrl() . '/photo/micro/' . $user['uid'] . '.jpg',
579 'url' => DI::baseUrl() . '/profile/' . $user['nickname'],
580 'nurl' => Strings::normaliseLink(DI::baseUrl() . '/profile/' . $user['nickname']),
581 'addr' => $user['nickname'] . '@' . substr(DI::baseUrl(), strpos(DI::baseUrl(), '://') + 3),
582 'request' => DI::baseUrl() . '/dfrn_request/' . $user['nickname'],
583 'notify' => DI::baseUrl() . '/dfrn_notify/' . $user['nickname'],
584 'poll' => DI::baseUrl() . '/dfrn_poll/' . $user['nickname'],
585 'confirm' => DI::baseUrl() . '/dfrn_confirm/' . $user['nickname'],
586 'poco' => DI::baseUrl() . '/poco/' . $user['nickname'],
587 'name-date' => DateTimeFormat::utcNow(),
588 'uri-date' => DateTimeFormat::utcNow(),
589 'avatar-date' => DateTimeFormat::utcNow(),
597 * Updates the self-contact for the provided user id
600 * @param boolean $update_avatar Force the avatar update
601 * @throws HTTPException\InternalServerErrorException
603 public static function updateSelfFromUserID($uid, $update_avatar = false)
605 $fields = ['id', 'name', 'nick', 'location', 'about', 'keywords', 'avatar', 'prvkey', 'pubkey',
606 'xmpp', 'contact-type', 'forum', 'prv', 'avatar-date', 'url', 'nurl', 'unsearchable',
607 'photo', 'thumb', 'micro', 'addr', 'request', 'notify', 'poll', 'confirm', 'poco'];
608 $self = DBA::selectFirst('contact', $fields, ['uid' => $uid, 'self' => true]);
609 if (!DBA::isResult($self)) {
613 $fields = ['nickname', 'page-flags', 'account-type', 'prvkey', 'pubkey'];
614 $user = DBA::selectFirst('user', $fields, ['uid' => $uid]);
615 if (!DBA::isResult($user)) {
619 $fields = ['name', 'photo', 'thumb', 'about', 'address', 'locality', 'region',
620 'country-name', 'pub_keywords', 'xmpp', 'net-publish'];
621 $profile = DBA::selectFirst('profile', $fields, ['uid' => $uid]);
622 if (!DBA::isResult($profile)) {
626 $file_suffix = 'jpg';
628 $fields = ['name' => $profile['name'], 'nick' => $user['nickname'],
629 'avatar-date' => $self['avatar-date'], 'location' => Profile::formatLocation($profile),
630 'about' => $profile['about'], 'keywords' => $profile['pub_keywords'],
631 'contact-type' => $user['account-type'], 'prvkey' => $user['prvkey'],
632 'pubkey' => $user['pubkey'], 'xmpp' => $profile['xmpp']];
634 $avatar = Photo::selectFirst(['resource-id', 'type'], ['uid' => $uid, 'profile' => true]);
635 if (DBA::isResult($avatar)) {
636 if ($update_avatar) {
637 $fields['avatar-date'] = DateTimeFormat::utcNow();
640 // Creating the path to the avatar, beginning with the file suffix
641 $types = Images::supportedTypes();
642 if (isset($types[$avatar['type']])) {
643 $file_suffix = $types[$avatar['type']];
646 // We are adding a timestamp value so that other systems won't use cached content
647 $timestamp = strtotime($fields['avatar-date']);
649 $prefix = DI::baseUrl() . '/photo/' .$avatar['resource-id'] . '-';
650 $suffix = '.' . $file_suffix . '?ts=' . $timestamp;
652 $fields['photo'] = $prefix . '4' . $suffix;
653 $fields['thumb'] = $prefix . '5' . $suffix;
654 $fields['micro'] = $prefix . '6' . $suffix;
656 // We hadn't found a photo entry, so we use the default avatar
657 $fields['photo'] = DI::baseUrl() . self::DEFAULT_AVATAR_PHOTO;
658 $fields['thumb'] = DI::baseUrl() . self::DEFAULT_AVATAR_THUMB;
659 $fields['micro'] = DI::baseUrl() . self::DEFAULT_AVATAR_MICRO;
662 $fields['avatar'] = DI::baseUrl() . '/photo/profile/' .$uid . '.' . $file_suffix;
663 $fields['forum'] = $user['page-flags'] == User::PAGE_FLAGS_COMMUNITY;
664 $fields['prv'] = $user['page-flags'] == User::PAGE_FLAGS_PRVGROUP;
665 $fields['unsearchable'] = !$profile['net-publish'];
667 // it seems as if ported accounts can have wrong values, so we make sure that now everything is fine.
668 $fields['url'] = DI::baseUrl() . '/profile/' . $user['nickname'];
669 $fields['nurl'] = Strings::normaliseLink($fields['url']);
670 $fields['addr'] = $user['nickname'] . '@' . substr(DI::baseUrl(), strpos(DI::baseUrl(), '://') + 3);
671 $fields['request'] = DI::baseUrl() . '/dfrn_request/' . $user['nickname'];
672 $fields['notify'] = DI::baseUrl() . '/dfrn_notify/' . $user['nickname'];
673 $fields['poll'] = DI::baseUrl() . '/dfrn_poll/'. $user['nickname'];
674 $fields['confirm'] = DI::baseUrl() . '/dfrn_confirm/' . $user['nickname'];
675 $fields['poco'] = DI::baseUrl() . '/poco/' . $user['nickname'];
679 foreach ($fields as $field => $content) {
680 if ($self[$field] != $content) {
686 if ($fields['name'] != $self['name']) {
687 $fields['name-date'] = DateTimeFormat::utcNow();
689 $fields['updated'] = DateTimeFormat::utcNow();
690 DBA::update('contact', $fields, ['id' => $self['id']]);
692 // Update the public contact as well
693 DBA::update('contact', $fields, ['uid' => 0, 'nurl' => $self['nurl']]);
695 // Update the profile
696 $fields = ['photo' => DI::baseUrl() . '/photo/profile/' .$uid . '.' . $file_suffix,
697 'thumb' => DI::baseUrl() . '/photo/avatar/' . $uid .'.' . $file_suffix];
698 DBA::update('profile', $fields, ['uid' => $uid]);
703 * Marks a contact for removal
705 * @param int $id contact id
707 * @throws HTTPException\InternalServerErrorException
709 public static function remove($id)
711 // We want just to make sure that we don't delete our "self" contact
712 $contact = DBA::selectFirst('contact', ['uid'], ['id' => $id, 'self' => false]);
713 if (!DBA::isResult($contact) || !intval($contact['uid'])) {
717 // Archive the contact
718 DBA::update('contact', ['archive' => true, 'network' => Protocol::PHANTOM, 'deleted' => true], ['id' => $id]);
720 // Delete it in the background
721 Worker::add(PRIORITY_MEDIUM, 'RemoveContact', $id);
725 * Sends an unfriend message. Does not remove the contact
727 * @param array $user User unfriending
728 * @param array $contact Contact unfriended
729 * @param boolean $dissolve Remove the contact on the remote side
731 * @throws HTTPException\InternalServerErrorException
732 * @throws \ImagickException
734 public static function terminateFriendship(array $user, array $contact, $dissolve = false)
736 if (empty($contact['network'])) {
740 $protocol = $contact['network'];
741 if (($protocol == Protocol::DFRN) && !self::isLegacyDFRNContact($contact)) {
742 $protocol = Protocol::ACTIVITYPUB;
745 if (($protocol == Protocol::DFRN) && $dissolve) {
746 DFRN::deliver($user, $contact, 'placeholder', true);
747 } elseif (in_array($protocol, [Protocol::OSTATUS, Protocol::DFRN])) {
748 // create an unfollow slap
750 $item['verb'] = Activity::O_UNFOLLOW;
751 $item['gravity'] = GRAVITY_ACTIVITY;
752 $item['follow'] = $contact["url"];
757 $slap = OStatus::salmon($item, $user);
759 if (!empty($contact['notify'])) {
760 Salmon::slapper($user, $contact['notify'], $slap);
762 } elseif ($protocol == Protocol::DIASPORA) {
763 Diaspora::sendUnshare($user, $contact);
764 } elseif ($protocol == Protocol::ACTIVITYPUB) {
765 ActivityPub\Transmitter::sendContactUndo($contact['url'], $contact['id'], $user['uid']);
768 ActivityPub\Transmitter::sendContactReject($contact['url'], $contact['hub-verify'], $user['uid']);
774 * Marks a contact for archival after a communication issue delay
776 * Contact has refused to recognise us as a friend. We will start a countdown.
777 * If they still don't recognise us in 32 days, the relationship is over,
778 * and we won't waste any more time trying to communicate with them.
779 * This provides for the possibility that their database is temporarily messed
780 * up or some other transient event and that there's a possibility we could recover from it.
782 * @param array $contact contact to mark for archival
784 * @throws HTTPException\InternalServerErrorException
786 public static function markForArchival(array $contact)
788 if (!isset($contact['url']) && !empty($contact['id'])) {
789 $fields = ['id', 'url', 'archive', 'self', 'term-date'];
790 $contact = DBA::selectFirst('contact', $fields, ['id' => $contact['id']]);
791 if (!DBA::isResult($contact)) {
794 } elseif (!isset($contact['url'])) {
795 Logger::info('Empty contact', ['contact' => $contact, 'callstack' => System::callstack(20)]);
798 Logger::info('Contact is marked for archival', ['id' => $contact['id']]);
800 // Contact already archived or "self" contact? => nothing to do
801 if ($contact['archive'] || $contact['self']) {
805 if ($contact['term-date'] <= DBA::NULL_DATETIME) {
806 DBA::update('contact', ['term-date' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
807 DBA::update('contact', ['term-date' => DateTimeFormat::utcNow()], ['`nurl` = ? AND `term-date` <= ? AND NOT `self`', Strings::normaliseLink($contact['url']), DBA::NULL_DATETIME]);
810 * We really should send a notification to the owner after 2-3 weeks
811 * so they won't be surprised when the contact vanishes and can take
812 * remedial action if this was a serious mistake or glitch
815 /// @todo Check for contact vitality via probing
816 $archival_days = DI::config()->get('system', 'archival_days', 32);
818 $expiry = $contact['term-date'] . ' + ' . $archival_days . ' days ';
819 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($expiry)) {
820 /* Relationship is really truly dead. archive them rather than
821 * delete, though if the owner tries to unarchive them we'll start
822 * the whole process over again.
824 DBA::update('contact', ['archive' => true], ['id' => $contact['id']]);
825 DBA::update('contact', ['archive' => true], ['nurl' => Strings::normaliseLink($contact['url']), 'self' => false]);
831 * Cancels the archival countdown
833 * @see Contact::markForArchival()
835 * @param array $contact contact to be unmarked for archival
839 public static function unmarkForArchival(array $contact)
841 // Always unarchive the relay contact entry
842 if (!empty($contact['batch']) && !empty($contact['term-date']) && ($contact['term-date'] > DBA::NULL_DATETIME)) {
843 $fields = ['failed' => false, 'term-date' => DBA::NULL_DATETIME, 'archive' => false];
844 $condition = ['uid' => 0, 'network' => Protocol::FEDERATED, 'batch' => $contact['batch'], 'contact-type' => self::TYPE_RELAY];
845 DBA::update('contact', $fields, $condition);
848 $condition = ['`id` = ? AND (`term-date` > ? OR `archive`)', $contact['id'], DBA::NULL_DATETIME];
849 $exists = DBA::exists('contact', $condition);
851 // We don't need to update, we never marked this contact for archival
856 Logger::info('Contact is marked as vital again', ['id' => $contact['id']]);
858 if (!isset($contact['url']) && !empty($contact['id'])) {
859 $fields = ['id', 'url', 'batch'];
860 $contact = DBA::selectFirst('contact', $fields, ['id' => $contact['id']]);
861 if (!DBA::isResult($contact)) {
866 // It's a miracle. Our dead contact has inexplicably come back to life.
867 $fields = ['failed' => false, 'term-date' => DBA::NULL_DATETIME, 'archive' => false];
868 DBA::update('contact', $fields, ['id' => $contact['id']]);
869 DBA::update('contact', $fields, ['nurl' => Strings::normaliseLink($contact['url']), 'self' => false]);
873 * Returns the data array for the photo menu of a given contact
875 * @param array $contact contact
876 * @param int $uid optional, default 0
878 * @throws HTTPException\InternalServerErrorException
879 * @throws \ImagickException
881 public static function photoMenu(array $contact, $uid = 0)
886 $contact_drop_link = '';
893 if (empty($contact['uid']) || ($contact['uid'] != $uid)) {
895 $profile_link = self::magicLink($contact['url']);
896 $menu = ['profile' => [DI::l10n()->t('View Profile'), $profile_link, true]];
901 // Look for our own contact if the uid doesn't match and isn't public
902 $contact_own = DBA::selectFirst('contact', [], ['nurl' => $contact['nurl'], 'network' => $contact['network'], 'uid' => $uid]);
903 if (DBA::isResult($contact_own)) {
904 return self::photoMenu($contact_own, $uid);
909 if (($contact['network'] === Protocol::DFRN) && !$contact['self'] && empty($contact['pending'])) {
911 $profile_link = DI::baseUrl() . '/redir/' . $contact['id'];
913 $profile_link = $contact['url'];
916 if ($profile_link === 'mailbox') {
921 $status_link = $profile_link . '/status';
922 $photos_link = str_replace('/profile/', '/photos/', $profile_link);
923 $profile_link = $profile_link . '/profile';
926 if (self::canReceivePrivateMessages($contact) && empty($contact['pending'])) {
927 $pm_url = DI::baseUrl() . '/message/new/' . $contact['id'];
930 if (($contact['network'] == Protocol::DFRN) && !$contact['self'] && empty($contact['pending'])) {
931 $poke_link = 'contact/' . $contact['id'] . '/poke';
934 $contact_url = DI::baseUrl() . '/contact/' . $contact['id'];
936 $posts_link = DI::baseUrl() . '/contact/' . $contact['id'] . '/conversations';
938 if (!$contact['self']) {
939 $contact_drop_link = DI::baseUrl() . '/contact/' . $contact['id'] . '/drop?confirm=1';
944 if (!$contact['self'] && in_array($contact['network'], Protocol::NATIVE_SUPPORT)) {
945 if ($contact['uid'] && in_array($contact['rel'], [self::SHARING, self::FRIEND])) {
946 $unfollow_link = 'unfollow?url=' . urlencode($contact['url']) . '&auto=1';
947 } elseif(!$contact['pending']) {
948 $follow_link = 'follow?url=' . urlencode($contact['url']) . '&auto=1';
952 if (!empty($follow_link) || !empty($unfollow_link)) {
953 $contact_drop_link = '';
958 * "name" => [ "Label", "link", (bool)Should the link opened in a new tab? ]
960 if (empty($contact['uid'])) {
962 'profile' => [DI::l10n()->t('View Profile') , $profile_link , true],
963 'network' => [DI::l10n()->t('Network Posts') , $posts_link , false],
964 'edit' => [DI::l10n()->t('View Contact') , $contact_url , false],
965 'follow' => [DI::l10n()->t('Connect/Follow'), $follow_link , true],
966 'unfollow'=> [DI::l10n()->t('UnFollow') , $unfollow_link, true],
970 'status' => [DI::l10n()->t('View Status') , $status_link , true],
971 'profile' => [DI::l10n()->t('View Profile') , $profile_link , true],
972 'photos' => [DI::l10n()->t('View Photos') , $photos_link , true],
973 'network' => [DI::l10n()->t('Network Posts') , $posts_link , false],
974 'edit' => [DI::l10n()->t('View Contact') , $contact_url , false],
975 'drop' => [DI::l10n()->t('Drop Contact') , $contact_drop_link, false],
976 'pm' => [DI::l10n()->t('Send PM') , $pm_url , false],
977 'poke' => [DI::l10n()->t('Poke') , $poke_link , false],
978 'follow' => [DI::l10n()->t('Connect/Follow'), $follow_link , true],
979 'unfollow'=> [DI::l10n()->t('UnFollow') , $unfollow_link , true],
982 if (!empty($contact['pending'])) {
983 $intro = DBA::selectFirst('intro', ['id'], ['contact-id' => $contact['id']]);
984 if (DBA::isResult($intro)) {
985 $menu['follow'] = [DI::l10n()->t('Approve'), 'notifications/intros/' . $intro['id'], true];
990 $args = ['contact' => $contact, 'menu' => &$menu];
992 Hook::callAll('contact_photo_menu', $args);
996 foreach ($menu as $menuname => $menuitem) {
997 if ($menuitem[1] != '') {
998 $menucondensed[$menuname] = $menuitem;
1002 return $menucondensed;
1006 * Fetch the contact id for a given URL and user
1008 * First lookup in the contact table to find a record matching either `url`, `nurl`,
1009 * `addr` or `alias`.
1011 * If there's no record and we aren't looking for a public contact, we quit.
1012 * If there's one, we check that it isn't time to update the picture else we
1013 * directly return the found contact id.
1015 * Second, we probe the provided $url whether it's http://server.tld/profile or
1016 * nick@server.tld. We quit if we can't get any info back.
1018 * Third, we create the contact record if it doesn't exist
1020 * Fourth, we update the existing record with the new data (avatar, alias, nick)
1021 * if there's any updates
1023 * @param string $url Contact URL
1024 * @param integer $uid The user id for the contact (0 = public contact)
1025 * @param boolean $update true = always update, false = never update, null = update when not found
1026 * @param array $default Default value for creating the contact when everything else fails
1028 * @return integer Contact ID
1029 * @throws HTTPException\InternalServerErrorException
1030 * @throws \ImagickException
1032 public static function getIdForURL($url, $uid = 0, $update = null, $default = [])
1037 Logger::notice('Empty url, quitting', ['url' => $url, 'user' => $uid, 'default' => $default]);
1041 $contact = self::getByURL($url, false, ['id', 'network'], $uid);
1043 if (!empty($contact)) {
1044 $contact_id = $contact["id"];
1046 if (empty($update)) {
1047 Logger::debug('Contact found', ['url' => $url, 'uid' => $uid, 'update' => $update, 'cid' => $contact_id]);
1050 } elseif ($uid != 0) {
1051 Logger::debug('Contact does not exist for the user', ['url' => $url, 'uid' => $uid, 'update' => $update]);
1053 } elseif (empty($default) && !is_null($update) && !$update) {
1054 Logger::info('Contact not found, update not desired', ['url' => $url, 'uid' => $uid, 'update' => $update]);
1060 if (empty($default['network']) || $update) {
1061 $data = Probe::uri($url, "", $uid);
1063 // Take the default values when probing failed
1064 if (!empty($default) && !in_array($data["network"], array_merge(Protocol::NATIVE_SUPPORT, [Protocol::PUMPIO]))) {
1065 $data = array_merge($data, $default);
1067 } elseif (!empty($default['network'])) {
1071 if (($uid == 0) && (empty($data['network']) || ($data['network'] == Protocol::PHANTOM))) {
1072 // Fetch data for the public contact via the first found personal contact
1073 /// @todo Check if this case can happen at all (possibly with mail accounts?)
1074 $fields = ['name', 'nick', 'url', 'addr', 'alias', 'avatar', 'contact-type',
1075 'keywords', 'location', 'about', 'unsearchable', 'batch', 'notify', 'poll',
1076 'request', 'confirm', 'poco', 'subscribe', 'network', 'baseurl', 'gsid'];
1078 $personal_contact = DBA::selectFirst('contact', $fields, ["`addr` = ? AND `uid` != 0", $url]);
1079 if (!DBA::isResult($personal_contact)) {
1080 $personal_contact = DBA::selectFirst('contact', $fields, ["`nurl` = ? AND `uid` != 0", Strings::normaliseLink($url)]);
1083 if (DBA::isResult($personal_contact)) {
1084 Logger::info('Take contact data from personal contact', ['url' => $url, 'update' => $update, 'contact' => $personal_contact, 'callstack' => System::callstack(20)]);
1085 $data = $personal_contact;
1086 $data['photo'] = $personal_contact['avatar'];
1087 $data['account-type'] = $personal_contact['contact-type'];
1088 $data['hide'] = $personal_contact['unsearchable'];
1089 unset($data['avatar']);
1090 unset($data['contact-type']);
1091 unset($data['unsearchable']);
1095 if (empty($data['network']) || ($data['network'] == Protocol::PHANTOM)) {
1096 Logger::notice('No valid network found', ['url' => $url, 'uid' => $uid, 'default' => $default, 'update' => $update, 'callstack' => System::callstack(20)]);
1101 $urls = [Strings::normaliseLink($url), Strings::normaliseLink($data['url'])];
1102 if (!empty($data['alias'])) {
1103 $urls[] = Strings::normaliseLink($data['alias']);
1105 $contact = self::selectFirst(['id'], ['nurl' => $urls, 'uid' => $uid]);
1106 if (!empty($contact['id'])) {
1107 $contact_id = $contact['id'];
1108 Logger::info('Fetched id by url', ['cid' => $contact_id, 'uid' => $uid, 'url' => $url, 'probed_url' => $data['url'], 'alias' => $data['alias'], 'addr' => $data['addr']]);
1113 // We only insert the basic data. The rest will be done in "updateFromProbeArray"
1116 'url' => $data['url'],
1117 'nurl' => Strings::normaliseLink($data['url']),
1118 'network' => $data['network'],
1119 'created' => DateTimeFormat::utcNow(),
1120 'rel' => self::SHARING,
1126 $condition = ['nurl' => Strings::normaliseLink($data["url"]), 'uid' => $uid, 'deleted' => false];
1128 // Before inserting we do check if the entry does exist now.
1129 if (DI::lock()->acquire(self::LOCK_INSERT, 0)) {
1130 $contact = DBA::selectFirst('contact', ['id'], $condition, ['order' => ['id']]);
1131 if (DBA::isResult($contact)) {
1132 $contact_id = $contact['id'];
1133 Logger::notice('Contact had been created (shortly) before', ['id' => $contact_id, 'url' => $url, 'uid' => $uid]);
1135 DBA::insert('contact', $fields);
1136 $contact_id = DBA::lastInsertId();
1138 Logger::info('Contact inserted', ['id' => $contact_id, 'url' => $url, 'uid' => $uid]);
1141 DI::lock()->release(self::LOCK_INSERT);
1143 Logger::warning('Contact lock had not been acquired');
1147 Logger::info('Contact was not inserted', ['url' => $url, 'uid' => $uid]);
1151 Logger::info('Contact will be updated', ['url' => $url, 'uid' => $uid, 'update' => $update, 'cid' => $contact_id]);
1154 self::updateFromProbeArray($contact_id, $data);
1160 * Checks if the contact is archived
1162 * @param int $cid contact id
1164 * @return boolean Is the contact archived?
1165 * @throws HTTPException\InternalServerErrorException
1167 public static function isArchived(int $cid)
1173 $contact = DBA::selectFirst('contact', ['archive', 'url', 'batch'], ['id' => $cid]);
1174 if (!DBA::isResult($contact)) {
1178 if ($contact['archive']) {
1182 // Check status of ActivityPub endpoints
1183 $apcontact = APContact::getByURL($contact['url'], false);
1184 if (!empty($apcontact)) {
1185 if (!empty($apcontact['inbox']) && DBA::exists('inbox-status', ['archive' => true, 'url' => $apcontact['inbox']])) {
1189 if (!empty($apcontact['sharedinbox']) && DBA::exists('inbox-status', ['archive' => true, 'url' => $apcontact['sharedinbox']])) {
1194 // Check status of Diaspora endpoints
1195 if (!empty($contact['batch'])) {
1196 $condition = ['archive' => true, 'uid' => 0, 'network' => Protocol::FEDERATED, 'batch' => $contact['batch'], 'contact-type' => self::TYPE_RELAY];
1197 return DBA::exists('contact', $condition);
1204 * Checks if the contact is blocked
1206 * @param int $cid contact id
1208 * @return boolean Is the contact blocked?
1209 * @throws HTTPException\InternalServerErrorException
1211 public static function isBlocked($cid)
1217 $blocked = DBA::selectFirst('contact', ['blocked', 'url'], ['id' => $cid]);
1218 if (!DBA::isResult($blocked)) {
1222 if (Network::isUrlBlocked($blocked['url'])) {
1226 return (bool) $blocked['blocked'];
1230 * Checks if the contact is hidden
1232 * @param int $cid contact id
1234 * @return boolean Is the contact hidden?
1235 * @throws \Exception
1237 public static function isHidden($cid)
1243 $hidden = DBA::selectFirst('contact', ['hidden'], ['id' => $cid]);
1244 if (!DBA::isResult($hidden)) {
1247 return (bool) $hidden['hidden'];
1251 * Returns posts from a given contact url
1253 * @param string $contact_url Contact URL
1254 * @param bool $thread_mode
1255 * @param int $update Update mode
1256 * @param int $parent Item parent ID for the update mode
1257 * @return string posts in HTML
1258 * @throws \Exception
1260 public static function getPostsFromUrl($contact_url, $thread_mode = false, $update = 0, $parent = 0)
1262 return self::getPostsFromId(self::getIdForURL($contact_url), $thread_mode, $update, $parent);
1266 * Returns posts from a given contact id
1268 * @param int $cid Contact ID
1269 * @param bool $thread_mode
1270 * @param int $update Update mode
1271 * @param int $parent Item parent ID for the update mode
1272 * @return string posts in HTML
1273 * @throws \Exception
1275 public static function getPostsFromId($cid, $thread_mode = false, $update = 0, $parent = 0)
1279 $contact = DBA::selectFirst('contact', ['contact-type', 'network'], ['id' => $cid]);
1280 if (!DBA::isResult($contact)) {
1284 if (empty($contact["network"]) || in_array($contact["network"], Protocol::FEDERATED)) {
1285 $sql = "`item`.`uid` IN (0, ?)";
1287 $sql = "`item`.`uid` = ?";
1290 $contact_field = ((($contact["contact-type"] == self::TYPE_COMMUNITY) || ($contact['network'] == Protocol::MAIL)) ? 'owner-id' : 'author-id');
1293 $condition = ["(`$contact_field` = ? OR (`causer-id` = ? AND `post-type` = ?)) AND `gravity` = ? AND " . $sql,
1294 $cid, $cid, Item::PT_ANNOUNCEMENT, GRAVITY_PARENT, local_user()];
1296 $condition = ["`$contact_field` = ? AND `gravity` IN (?, ?) AND " . $sql,
1297 $cid, GRAVITY_PARENT, GRAVITY_COMMENT, local_user()];
1300 if (!empty($parent)) {
1301 $condition = DBA::mergeConditions($condition, ['parent' => $parent]);
1303 $last_received = isset($_GET['last_received']) ? DateTimeFormat::utc($_GET['last_received']) : '';
1304 if (!empty($last_received)) {
1305 $condition = DBA::mergeConditions($condition, ["`received` < ?", $last_received]);
1309 if (DI::mode()->isMobile()) {
1310 $itemsPerPage = DI::pConfig()->get(local_user(), 'system', 'itemspage_mobile_network',
1311 DI::config()->get('system', 'itemspage_network_mobile'));
1313 $itemsPerPage = DI::pConfig()->get(local_user(), 'system', 'itemspage_network',
1314 DI::config()->get('system', 'itemspage_network'));
1317 $pager = new Pager(DI::l10n(), DI::args()->getQueryString(), $itemsPerPage);
1319 $params = ['order' => ['received' => true], 'group_by' => ['uri-id'],
1320 'limit' => [$pager->getStart(), $pager->getItemsPerPage()]];
1322 if (DI::pConfig()->get(local_user(), 'system', 'infinite_scroll')) {
1323 $tpl = Renderer::getMarkupTemplate('infinite_scroll_head.tpl');
1324 $o = Renderer::replaceMacros($tpl, ['$reload_uri' => DI::args()->getQueryString()]);
1330 $r = Item::selectForUser(local_user(), ['uri', 'gravity', 'parent-uri'], $condition, $params);
1332 while ($item = DBA::fetch($r)) {
1333 if ($item['gravity'] != GRAVITY_PARENT) {
1334 $item['uri'] = $item['parent-uri'];
1336 unset($item['parent-uri']);
1337 unset($item['gravity']);
1343 $o .= conversation($a, $items, 'contacts', $update, false, 'commented', local_user());
1345 $r = Item::selectForUser(local_user(), [], $condition, $params);
1347 $items = Item::inArray($r);
1349 $o .= conversation($a, $items, 'contact-posts', $update);
1353 if (DI::pConfig()->get(local_user(), 'system', 'infinite_scroll')) {
1354 $o .= HTML::scrollLoader();
1356 $o .= $pager->renderMinimal(count($items));
1364 * Returns the account type name
1366 * The function can be called with either the user or the contact array
1368 * @param array $contact contact or user array
1371 public static function getAccountType(array $contact)
1373 // There are several fields that indicate that the contact or user is a forum
1374 // "page-flags" is a field in the user table,
1375 // "forum" and "prv" are used in the contact table. They stand for User::PAGE_FLAGS_COMMUNITY and User::PAGE_FLAGS_PRVGROUP.
1376 if ((isset($contact['page-flags']) && (intval($contact['page-flags']) == User::PAGE_FLAGS_COMMUNITY))
1377 || (isset($contact['page-flags']) && (intval($contact['page-flags']) == User::PAGE_FLAGS_PRVGROUP))
1378 || (isset($contact['forum']) && intval($contact['forum']))
1379 || (isset($contact['prv']) && intval($contact['prv']))
1380 || (isset($contact['community']) && intval($contact['community']))
1382 $type = self::TYPE_COMMUNITY;
1384 $type = self::TYPE_PERSON;
1387 // The "contact-type" (contact table) and "account-type" (user table) are more general then the chaos from above.
1388 if (isset($contact["contact-type"])) {
1389 $type = $contact["contact-type"];
1392 if (isset($contact["account-type"])) {
1393 $type = $contact["account-type"];
1397 case self::TYPE_ORGANISATION:
1398 $account_type = DI::l10n()->t("Organisation");
1401 case self::TYPE_NEWS:
1402 $account_type = DI::l10n()->t('News');
1405 case self::TYPE_COMMUNITY:
1406 $account_type = DI::l10n()->t("Forum");
1414 return $account_type;
1422 * @throws \Exception
1424 public static function block($cid, $reason = null)
1426 $return = DBA::update('contact', ['blocked' => true, 'block_reason' => $reason], ['id' => $cid]);
1432 * Unblocks a contact
1436 * @throws \Exception
1438 public static function unblock($cid)
1440 $return = DBA::update('contact', ['blocked' => false, 'block_reason' => null], ['id' => $cid]);
1446 * Ensure that cached avatar exist
1448 * @param integer $cid
1450 public static function checkAvatarCache(int $cid)
1452 $contact = DBA::selectFirst('contact', ['url', 'avatar', 'photo', 'thumb', 'micro'], ['id' => $cid, 'uid' => 0, 'self' => false]);
1453 if (!DBA::isResult($contact)) {
1457 if (empty($contact['avatar']) || (!empty($contact['photo']) && !empty($contact['thumb']) && !empty($contact['micro']))) {
1461 Logger::info('Adding avatar cache', ['id' => $cid, 'contact' => $contact]);
1463 self::updateAvatar($cid, $contact['avatar'], true);
1467 * Return the photo path for a given contact array in the given size
1469 * @param array $contact contact array
1470 * @param string $field Fieldname of the photo in the contact array
1471 * @param string $default Default path when no picture had been found
1472 * @param string $size Size of the avatar picture
1473 * @param string $avatar Avatar path that is displayed when no photo had been found
1474 * @return string photo path
1476 private static function getAvatarPath(array $contact, string $field, string $default, string $size, string $avatar)
1478 if (!empty($contact)) {
1479 $contact = self::checkAvatarCacheByArray($contact);
1480 if (!empty($contact[$field])) {
1481 $avatar = $contact[$field];
1485 if (empty($avatar)) {
1489 if (Proxy::isLocalImage($avatar)) {
1492 return Proxy::proxifyUrl($avatar, false, $size);
1497 * Return the photo path for a given contact array
1499 * @param array $contact Contact array
1500 * @param string $avatar Avatar path that is displayed when no photo had been found
1501 * @return string photo path
1503 public static function getPhoto(array $contact, string $avatar = '')
1505 return self::getAvatarPath($contact, 'photo', DI::baseUrl() . self::DEFAULT_AVATAR_PHOTO, Proxy::SIZE_SMALL, $avatar);
1509 * Return the photo path (thumb size) for a given contact array
1511 * @param array $contact Contact array
1512 * @param string $avatar Avatar path that is displayed when no photo had been found
1513 * @return string photo path
1515 public static function getThumb(array $contact, string $avatar = '')
1517 return self::getAvatarPath($contact, 'thumb', DI::baseUrl() . self::DEFAULT_AVATAR_THUMB, Proxy::SIZE_THUMB, $avatar);
1521 * Return the photo path (micro size) for a given contact array
1523 * @param array $contact Contact array
1524 * @param string $avatar Avatar path that is displayed when no photo had been found
1525 * @return string photo path
1527 public static function getMicro(array $contact, string $avatar = '')
1529 return self::getAvatarPath($contact, 'micro', DI::baseUrl() . self::DEFAULT_AVATAR_MICRO, Proxy::SIZE_MICRO, $avatar);
1533 * Check the given contact array for avatar cache fields
1535 * @param array $contact
1536 * @return array contact array with avatar cache fields
1538 private static function checkAvatarCacheByArray(array $contact)
1541 $contact_fields = [];
1542 $fields = ['photo', 'thumb', 'micro'];
1543 foreach ($fields as $field) {
1544 if (isset($contact[$field])) {
1545 $contact_fields[] = $field;
1547 if (isset($contact[$field]) && empty($contact[$field])) {
1556 if (!empty($contact['id']) && !empty($contact['avatar'])) {
1557 self::updateAvatar($contact['id'], $contact['avatar'], true);
1559 $new_contact = self::getById($contact['id'], $contact_fields);
1560 if (DBA::isResult($new_contact)) {
1561 // We only update the cache fields
1562 $contact = array_merge($contact, $new_contact);
1566 /// add the default avatars if the fields aren't filled
1567 if (isset($contact['photo']) && empty($contact['photo'])) {
1568 $contact['photo'] = DI::baseUrl() . self::DEFAULT_AVATAR_PHOTO;
1570 if (isset($contact['thumb']) && empty($contact['thumb'])) {
1571 $contact['thumb'] = DI::baseUrl() . self::DEFAULT_AVATAR_THUMB;
1573 if (isset($contact['micro']) && empty($contact['micro'])) {
1574 $contact['micro'] = DI::baseUrl() . self::DEFAULT_AVATAR_MICRO;
1581 * Updates the avatar links in a contact only if needed
1583 * @param int $cid Contact id
1584 * @param string $avatar Link to avatar picture
1585 * @param bool $force force picture update
1586 * @param bool $create_cache Enforces the creation of cached avatar fields
1589 * @throws HTTPException\InternalServerErrorException
1590 * @throws HTTPException\NotFoundException
1591 * @throws \ImagickException
1593 public static function updateAvatar(int $cid, string $avatar, bool $force = false, bool $create_cache = false)
1595 $contact = DBA::selectFirst('contact', ['uid', 'avatar', 'photo', 'thumb', 'micro', 'nurl', 'url', 'network'], ['id' => $cid, 'self' => false]);
1596 if (!DBA::isResult($contact)) {
1600 $uid = $contact['uid'];
1602 // Only update the cached photo links of public contacts when they already are cached
1603 if (($uid == 0) && !$force && empty($contact['thumb']) && empty($contact['micro']) && !$create_cache) {
1604 if ($contact['avatar'] != $avatar) {
1605 DBA::update('contact', ['avatar' => $avatar], ['id' => $cid]);
1606 Logger::info('Only update the avatar', ['id' => $cid, 'avatar' => $avatar, 'contact' => $contact]);
1611 // User contacts use are updated through the public contacts
1612 if (($uid != 0) && !in_array($contact['network'], [Protocol::FEED, Protocol::MAIL])) {
1613 $pcid = self::getIdForURL($contact['url'], false);
1614 if (!empty($pcid)) {
1615 Logger::debug('Update the private contact via the public contact', ['id' => $cid, 'uid' => $uid, 'public' => $pcid]);
1616 self::updateAvatar($pcid, $avatar, $force, true);
1621 // Replace cached avatar pictures from the default avatar with the default avatars in different sizes
1622 if (strpos($avatar, self::DEFAULT_AVATAR_PHOTO)) {
1623 $fields = ['avatar' => $avatar, 'avatar-date' => DateTimeFormat::utcNow(),
1624 'photo' => DI::baseUrl() . self::DEFAULT_AVATAR_PHOTO,
1625 'thumb' => DI::baseUrl() . self::DEFAULT_AVATAR_THUMB,
1626 'micro' => DI::baseUrl() . self::DEFAULT_AVATAR_MICRO];
1627 Logger::debug('Use default avatar', ['id' => $cid, 'uid' => $uid]);
1630 // Use the data from the self account
1631 if (empty($fields)) {
1632 $local_uid = User::getIdForURL($contact['url']);
1633 if (!empty($local_uid)) {
1634 $fields = self::selectFirst(['avatar', 'avatar-date', 'photo', 'thumb', 'micro'], ['self' => true, 'uid' => $local_uid]);
1635 Logger::debug('Use owner data', ['id' => $cid, 'uid' => $uid, 'owner-uid' => $local_uid]);
1639 if (empty($fields)) {
1640 $update = ($contact['avatar'] != $avatar) || $force;
1644 $contact['photo'] ?? '',
1645 $contact['thumb'] ?? '',
1646 $contact['micro'] ?? '',
1649 foreach ($data as $image_uri) {
1650 $image_rid = Photo::ridFromURI($image_uri);
1651 if ($image_rid && !Photo::exists(['resource-id' => $image_rid, 'uid' => $uid])) {
1652 Logger::debug('Regenerating avatar', ['contact uid' => $uid, 'cid' => $cid, 'missing photo' => $image_rid, 'avatar' => $contact['avatar']]);
1659 $photos = Photo::importProfilePhoto($avatar, $uid, $cid, true);
1661 $fields = ['avatar' => $avatar, 'photo' => $photos[0], 'thumb' => $photos[1], 'micro' => $photos[2], 'avatar-date' => DateTimeFormat::utcNow()];
1662 $update = !empty($fields);
1663 Logger::debug('Created new cached avatars', ['id' => $cid, 'uid' => $uid, 'owner-uid' => $local_uid]);
1669 $update = ($fields['photo'] . $fields['thumb'] . $fields['micro'] != $contact['photo'] . $contact['thumb'] . $contact['micro']) || $force;
1678 if (($uid == 0) && !in_array($contact['network'], [Protocol::FEED, Protocol::MAIL])) {
1679 // Collect all user contacts of the given public contact
1680 $personal_contacts = DBA::select('contact', ['id', 'uid'],
1681 ["`nurl` = ? AND `id` != ? AND NOT `self`", $contact['nurl'], $cid]);
1682 while ($personal_contact = DBA::fetch($personal_contacts)) {
1683 $cids[] = $personal_contact['id'];
1684 $uids[] = $personal_contact['uid'];
1686 DBA::close($personal_contacts);
1688 if (!empty($cids)) {
1689 // Delete possibly existing cached user contact avatars
1690 Photo::delete(['uid' => $uids, 'contact-id' => $cids, 'album' => Photo::CONTACT_PHOTOS]);
1696 Logger::info('Updating cached contact avatars', ['cid' => $cids, 'uid' => $uids, 'fields' => $fields]);
1697 DBA::update('contact', $fields, ['id' => $cids]);
1701 * Helper function for "updateFromProbe". Updates personal and public contact
1703 * @param integer $id contact id
1704 * @param integer $uid user id
1705 * @param string $url The profile URL of the contact
1706 * @param array $fields The fields that are updated
1708 * @throws \Exception
1710 private static function updateContact($id, $uid, $url, array $fields)
1712 if (!DBA::update('contact', $fields, ['id' => $id])) {
1713 Logger::info('Couldn\'t update contact.', ['id' => $id, 'fields' => $fields]);
1717 // Search for duplicated contacts and get rid of them
1718 if (self::removeDuplicates(Strings::normaliseLink($url), $uid) || ($uid != 0)) {
1722 // Archive or unarchive the contact. We only need to do this for the public contact.
1723 // The archive/unarchive function will update the personal contacts by themselves.
1724 $contact = DBA::selectFirst('contact', [], ['id' => $id]);
1725 if (!DBA::isResult($contact)) {
1726 Logger::info('Couldn\'t select contact for archival.', ['id' => $id]);
1730 if (!empty($fields['success_update'])) {
1731 self::unmarkForArchival($contact);
1732 } elseif (!empty($fields['failure_update'])) {
1733 self::markForArchival($contact);
1736 $condition = ['self' => false, 'nurl' => Strings::normaliseLink($url), 'network' => Protocol::FEDERATED];
1738 // These contacts are sharing with us, we don't poll them.
1739 // This means that we don't set the update fields in "OnePoll.php".
1740 $condition['rel'] = self::SHARING;
1741 DBA::update('contact', $fields, $condition);
1743 unset($fields['last-update']);
1744 unset($fields['success_update']);
1745 unset($fields['failure_update']);
1747 if (empty($fields)) {
1751 // We are polling these contacts, so we mustn't set the update fields here.
1752 $condition['rel'] = [self::FOLLOWER, self::FRIEND];
1753 DBA::update('contact', $fields, $condition);
1757 * Remove duplicated contacts
1759 * @param string $nurl Normalised contact url
1760 * @param integer $uid User id
1762 * @throws \Exception
1764 public static function removeDuplicates(string $nurl, int $uid)
1766 $condition = ['nurl' => $nurl, 'uid' => $uid, 'deleted' => false, 'network' => Protocol::FEDERATED];
1767 $count = DBA::count('contact', $condition);
1772 $first_contact = DBA::selectFirst('contact', ['id', 'network'], $condition, ['order' => ['id']]);
1773 if (!DBA::isResult($first_contact)) {
1774 // Shouldn't happen - so we handle it
1778 $first = $first_contact['id'];
1779 Logger::info('Found duplicates', ['count' => $count, 'first' => $first, 'uid' => $uid, 'nurl' => $nurl]);
1780 if (($uid != 0 && ($first_contact['network'] == Protocol::DFRN))) {
1781 // Don't handle non public DFRN duplicates by now (legacy DFRN is very special because of the key handling)
1782 Logger::info('Not handling non public DFRN duplicate', ['uid' => $uid, 'nurl' => $nurl]);
1786 // Find all duplicates
1787 $condition = ["`nurl` = ? AND `uid` = ? AND `id` != ? AND NOT `self` AND NOT `deleted`", $nurl, $uid, $first];
1788 $duplicates = DBA::select('contact', ['id', 'network'], $condition);
1789 while ($duplicate = DBA::fetch($duplicates)) {
1790 if (!in_array($duplicate['network'], Protocol::FEDERATED)) {
1794 Worker::add(PRIORITY_HIGH, 'MergeContact', $first, $duplicate['id'], $uid);
1796 DBA::close($duplicates);
1797 Logger::info('Duplicates handled', ['uid' => $uid, 'nurl' => $nurl]);
1802 * @param integer $id contact id
1803 * @param string $network Optional network we are probing for
1805 * @throws HTTPException\InternalServerErrorException
1806 * @throws \ImagickException
1808 public static function updateFromProbe(int $id, string $network = '')
1810 $contact = DBA::selectFirst('contact', ['uid', 'url'], ['id' => $id]);
1811 if (!DBA::isResult($contact)) {
1815 $ret = Probe::uri($contact['url'], $network, $contact['uid']);
1816 return self::updateFromProbeArray($id, $ret);
1820 * @param integer $id contact id
1821 * @param array $ret Probed data
1823 * @throws HTTPException\InternalServerErrorException
1824 * @throws \ImagickException
1826 private static function updateFromProbeArray(int $id, array $ret)
1829 Warning: Never ever fetch the public key via Probe::uri and write it into the contacts.
1830 This will reliably kill your communication with old Friendica contacts.
1833 // These fields aren't updated by this routine:
1834 // 'xmpp', 'sensitive'
1836 $fields = ['uid', 'avatar', 'name', 'nick', 'location', 'keywords', 'about', 'subscribe', 'manually-approve',
1837 'unsearchable', 'url', 'addr', 'batch', 'notify', 'poll', 'request', 'confirm', 'poco',
1838 'network', 'alias', 'baseurl', 'gsid', 'forum', 'prv', 'contact-type', 'pubkey', 'last-item'];
1839 $contact = DBA::selectFirst('contact', $fields, ['id' => $id]);
1840 if (!DBA::isResult($contact)) {
1844 $uid = $contact['uid'];
1845 unset($contact['uid']);
1847 $pubkey = $contact['pubkey'];
1848 unset($contact['pubkey']);
1850 $contact['photo'] = $contact['avatar'];
1851 unset($contact['avatar']);
1853 $updated = DateTimeFormat::utcNow();
1855 // We must not try to update relay contacts via probe. They are no real contacts.
1856 // We check after the probing to be able to correct falsely detected contact types.
1857 if (($contact['contact-type'] == self::TYPE_RELAY) &&
1858 (!Strings::compareLink($ret['url'], $contact['url']) || in_array($ret['network'], [Protocol::FEED, Protocol::PHANTOM]))) {
1859 self::updateContact($id, $uid, $contact['url'], ['failed' => false, 'last-update' => $updated, 'success_update' => $updated]);
1860 Logger::info('Not updating relais', ['id' => $id, 'url' => $contact['url']]);
1864 // If Probe::uri fails the network code will be different ("feed" or "unkn")
1865 if (in_array($ret['network'], [Protocol::FEED, Protocol::PHANTOM]) && ($ret['network'] != $contact['network'])) {
1867 self::updateContact($id, $uid, $ret['url'], ['failed' => true, 'last-update' => $updated, 'failure_update' => $updated]);
1872 if (isset($ret['hide']) && is_bool($ret['hide'])) {
1873 $ret['unsearchable'] = $ret['hide'];
1876 if (isset($ret['account-type']) && is_int($ret['account-type'])) {
1877 $ret['forum'] = false;
1878 $ret['prv'] = false;
1879 $ret['contact-type'] = $ret['account-type'];
1880 if (($ret['contact-type'] == User::ACCOUNT_TYPE_COMMUNITY) && isset($ret['manually-approve'])) {
1881 $ret['forum'] = (bool)!$ret['manually-approve'];
1882 $ret['prv'] = (bool)!$ret['forum'];
1886 $new_pubkey = $ret['pubkey'] ?? '';
1889 $ret['last-item'] = Probe::getLastUpdate($ret);
1890 Logger::info('Fetched last item', ['id' => $id, 'probed_url' => $ret['url'], 'last-item' => $ret['last-item'], 'callstack' => System::callstack(20)]);
1895 // make sure to not overwrite existing values with blank entries except some technical fields
1896 $keep = ['batch', 'notify', 'poll', 'request', 'confirm', 'poco', 'baseurl'];
1897 foreach ($ret as $key => $val) {
1898 if (!array_key_exists($key, $contact)) {
1900 } elseif (($contact[$key] != '') && ($val === '') && !is_bool($ret[$key]) && !in_array($key, $keep)) {
1901 $ret[$key] = $contact[$key];
1902 } elseif ($ret[$key] != $contact[$key]) {
1907 if (!empty($ret['last-item']) && ($contact['last-item'] < $ret['last-item'])) {
1910 unset($ret['last-item']);
1913 if (!empty($ret['photo']) && ($ret['network'] != Protocol::FEED)) {
1914 self::updateAvatar($id, $ret['photo'], $update);
1918 self::updateContact($id, $uid, $ret['url'], ['failed' => false, 'last-update' => $updated, 'success_update' => $updated]);
1920 if (Contact\Relation::isDiscoverable($ret['url'])) {
1921 Worker::add(PRIORITY_LOW, 'ContactDiscovery', $ret['url']);
1924 // Update the public contact
1926 $contact = self::getByURL($ret['url'], false, ['id']);
1927 if (!empty($contact['id'])) {
1928 self::updateFromProbeArray($contact['id'], $ret);
1935 $ret['nurl'] = Strings::normaliseLink($ret['url']);
1936 $ret['updated'] = $updated;
1938 // Only fill the pubkey if it had been empty before. We have to prevent identity theft.
1939 if (empty($pubkey) && !empty($new_pubkey)) {
1940 $ret['pubkey'] = $new_pubkey;
1943 if ((!empty($ret['addr']) && ($ret['addr'] != $contact['addr'])) || (!empty($ret['alias']) && ($ret['alias'] != $contact['alias']))) {
1944 $ret['uri-date'] = DateTimeFormat::utcNow();
1947 if (($ret['name'] != $contact['name']) || ($ret['nick'] != $contact['nick'])) {
1948 $ret['name-date'] = $updated;
1952 $ret['last-update'] = $updated;
1953 $ret['success_update'] = $updated;
1954 $ret['failed'] = false;
1957 unset($ret['photo']);
1959 self::updateContact($id, $uid, $ret['url'], $ret);
1961 if (Contact\Relation::isDiscoverable($ret['url'])) {
1962 Worker::add(PRIORITY_LOW, 'ContactDiscovery', $ret['url']);
1969 * @param integer $url contact url
1970 * @return integer Contact id
1971 * @throws HTTPException\InternalServerErrorException
1972 * @throws \ImagickException
1974 public static function updateFromProbeByURL($url)
1976 $id = self::getIdForURL($url);
1982 self::updateFromProbe($id);
1988 * Detects if a given contact array belongs to a legacy DFRN connection
1990 * @param array $contact
1993 public static function isLegacyDFRNContact($contact)
1995 // Newer Friendica contacts are connected via AP, then these fields aren't set
1996 return !empty($contact['dfrn-id']) || !empty($contact['issued-id']);
2000 * Detects the communication protocol for a given contact url.
2001 * This is used to detect Friendica contacts that we can communicate via AP.
2003 * @param string $url contact url
2004 * @param string $network Network of that contact
2005 * @return string with protocol
2007 public static function getProtocol($url, $network)
2009 if ($network != Protocol::DFRN) {
2013 $apcontact = APContact::getByURL($url);
2014 if (!empty($apcontact) && !empty($apcontact['generator'])) {
2015 return Protocol::ACTIVITYPUB;
2022 * Takes a $uid and a url/handle and adds a new contact
2024 * Currently if the contact is DFRN, interactive needs to be true, to redirect to the
2025 * dfrn_request page.
2027 * Otherwise this can be used to bulk add StatusNet contacts, Twitter contacts, etc.
2030 * $return['success'] boolean true if successful
2031 * $return['message'] error text if success is false.
2033 * Takes a $uid and a url/handle and adds a new contact
2035 * @param array $user The user the contact should be created for
2036 * @param string $url The profile URL of the contact
2037 * @param bool $interactive
2038 * @param string $network
2040 * @throws HTTPException\InternalServerErrorException
2041 * @throws HTTPException\NotFoundException
2042 * @throws \ImagickException
2044 public static function createFromProbe(array $user, $url, $interactive = false, $network = '')
2046 $result = ['cid' => -1, 'success' => false, 'message' => ''];
2048 // remove ajax junk, e.g. Twitter
2049 $url = str_replace('/#!/', '/', $url);
2051 if (!Network::isUrlAllowed($url)) {
2052 $result['message'] = DI::l10n()->t('Disallowed profile URL.');
2056 if (Network::isUrlBlocked($url)) {
2057 $result['message'] = DI::l10n()->t('Blocked domain');
2062 $result['message'] = DI::l10n()->t('Connect URL missing.');
2066 $arr = ['url' => $url, 'contact' => []];
2068 Hook::callAll('follow', $arr);
2071 $result['message'] = DI::l10n()->t('The contact could not be added. Please check the relevant network credentials in your Settings -> Social Networks page.');
2075 if (!empty($arr['contact']['name'])) {
2076 $ret = $arr['contact'];
2078 $ret = Probe::uri($url, $network, $user['uid']);
2081 if (($network != '') && ($ret['network'] != $network)) {
2082 Logger::log('Expected network ' . $network . ' does not match actual network ' . $ret['network']);
2086 // check if we already have a contact
2087 // the poll url is more reliable than the profile url, as we may have
2088 // indirect links or webfinger links
2090 $condition = ['uid' => $user['uid'], 'poll' => [$ret['poll'], Strings::normaliseLink($ret['poll'])], 'network' => $ret['network'], 'pending' => false];
2091 $contact = DBA::selectFirst('contact', ['id', 'rel'], $condition);
2092 if (!DBA::isResult($contact)) {
2093 $condition = ['uid' => $user['uid'], 'nurl' => Strings::normaliseLink($ret['url']), 'network' => $ret['network'], 'pending' => false];
2094 $contact = DBA::selectFirst('contact', ['id', 'rel'], $condition);
2097 $protocol = self::getProtocol($ret['url'], $ret['network']);
2099 if (($protocol === Protocol::DFRN) && !DBA::isResult($contact)) {
2101 if (strlen(DI::baseUrl()->getUrlPath())) {
2102 $myaddr = bin2hex(DI::baseUrl() . '/profile/' . $user['nickname']);
2104 $myaddr = bin2hex($user['nickname'] . '@' . DI::baseUrl()->getHostname());
2107 DI::baseUrl()->redirect($ret['request'] . "&addr=$myaddr");
2111 } elseif (DI::config()->get('system', 'dfrn_only') && ($ret['network'] != Protocol::DFRN)) {
2112 $result['message'] = DI::l10n()->t('This site is not configured to allow communications with other networks.') . EOL;
2113 $result['message'] .= DI::l10n()->t('No compatible communication protocols or feeds were discovered.') . EOL;
2117 // This extra param just confuses things, remove it
2118 if ($protocol === Protocol::DIASPORA) {
2119 $ret['url'] = str_replace('?absolute=true', '', $ret['url']);
2122 // do we have enough information?
2123 if (empty($protocol) || ($protocol == Protocol::PHANTOM) || (empty($ret['url']) && empty($ret['addr']))) {
2124 $result['message'] .= DI::l10n()->t('The profile address specified does not provide adequate information.') . EOL;
2125 if (empty($ret['poll'])) {
2126 $result['message'] .= DI::l10n()->t('No compatible communication protocols or feeds were discovered.') . EOL;
2128 if (empty($ret['name'])) {
2129 $result['message'] .= DI::l10n()->t('An author or name was not found.') . EOL;
2131 if (empty($ret['url'])) {
2132 $result['message'] .= DI::l10n()->t('No browser URL could be matched to this address.') . EOL;
2134 if (strpos($ret['url'], '@') !== false) {
2135 $result['message'] .= DI::l10n()->t('Unable to match @-style Identity Address with a known protocol or email contact.') . EOL;
2136 $result['message'] .= DI::l10n()->t('Use mailto: in front of address to force email check.') . EOL;
2141 if ($protocol === Protocol::OSTATUS && DI::config()->get('system', 'ostatus_disabled')) {
2142 $result['message'] .= DI::l10n()->t('The profile address specified belongs to a network which has been disabled on this site.') . EOL;
2143 $ret['notify'] = '';
2146 if (!$ret['notify']) {
2147 $result['message'] .= DI::l10n()->t('Limited profile. This person will be unable to receive direct/personal notifications from you.') . EOL;
2150 $writeable = ((($protocol === Protocol::OSTATUS) && ($ret['notify'])) ? 1 : 0);
2152 $subhub = (($protocol === Protocol::OSTATUS) ? true : false);
2154 $hidden = (($protocol === Protocol::MAIL) ? 1 : 0);
2157 if (($protocol == Protocol::ACTIVITYPUB) && isset($ret['manually-approve'])) {
2158 $pending = (bool)$ret['manually-approve'];
2161 if (in_array($protocol, [Protocol::MAIL, Protocol::DIASPORA, Protocol::ACTIVITYPUB])) {
2165 if (DBA::isResult($contact)) {
2167 $new_relation = (($contact['rel'] == self::FOLLOWER) ? self::FRIEND : self::SHARING);
2169 $fields = ['rel' => $new_relation, 'subhub' => $subhub, 'readonly' => false];
2170 DBA::update('contact', $fields, ['id' => $contact['id']]);
2172 $new_relation = (in_array($protocol, [Protocol::MAIL]) ? self::FRIEND : self::SHARING);
2174 // create contact record
2176 'uid' => $user['uid'],
2177 'created' => DateTimeFormat::utcNow(),
2178 'url' => $ret['url'],
2179 'nurl' => Strings::normaliseLink($ret['url']),
2180 'addr' => $ret['addr'],
2181 'alias' => $ret['alias'],
2182 'batch' => $ret['batch'],
2183 'notify' => $ret['notify'],
2184 'poll' => $ret['poll'],
2185 'poco' => $ret['poco'],
2186 'name' => $ret['name'],
2187 'nick' => $ret['nick'],
2188 'network' => $ret['network'],
2189 'baseurl' => $ret['baseurl'],
2190 'gsid' => $ret['gsid'] ?? null,
2191 'protocol' => $protocol,
2192 'pubkey' => $ret['pubkey'],
2193 'rel' => $new_relation,
2194 'priority'=> $ret['priority'],
2195 'writable'=> $writeable,
2196 'hidden' => $hidden,
2199 'pending' => $pending,
2204 $contact = DBA::selectFirst('contact', [], ['url' => $ret['url'], 'network' => $ret['network'], 'uid' => $user['uid']]);
2205 if (!DBA::isResult($contact)) {
2206 $result['message'] .= DI::l10n()->t('Unable to retrieve contact information.') . EOL;
2210 $contact_id = $contact['id'];
2211 $result['cid'] = $contact_id;
2213 Group::addMember(User::getDefaultGroup($user['uid'], $contact["network"]), $contact_id);
2215 // Update the avatar
2216 self::updateAvatar($contact_id, $ret['photo']);
2218 // pull feed and consume it, which should subscribe to the hub.
2220 Worker::add(PRIORITY_HIGH, "OnePoll", $contact_id, "force");
2222 $owner = User::getOwnerDataById($user['uid']);
2224 if (DBA::isResult($owner)) {
2225 if (in_array($protocol, [Protocol::OSTATUS, Protocol::DFRN])) {
2226 // create a follow slap
2228 $item['verb'] = Activity::FOLLOW;
2229 $item['gravity'] = GRAVITY_ACTIVITY;
2230 $item['follow'] = $contact["url"];
2232 $item['title'] = '';
2234 $item['uri-id'] = 0;
2236 $slap = OStatus::salmon($item, $owner);
2238 if (!empty($contact['notify'])) {
2239 Salmon::slapper($owner, $contact['notify'], $slap);
2241 } elseif ($protocol == Protocol::DIASPORA) {
2242 $ret = Diaspora::sendShare($owner, $contact);
2243 Logger::log('share returns: ' . $ret);
2244 } elseif ($protocol == Protocol::ACTIVITYPUB) {
2245 $activity_id = ActivityPub\Transmitter::activityIDFromContact($contact_id);
2246 if (empty($activity_id)) {
2247 // This really should never happen
2251 $ret = ActivityPub\Transmitter::sendActivity('Follow', $contact['url'], $user['uid'], $activity_id);
2252 Logger::log('Follow returns: ' . $ret);
2256 $result['success'] = true;
2261 * Updated contact's SSL policy
2263 * @param array $contact Contact array
2264 * @param string $new_policy New policy, valid: self,full
2266 * @return array Contact array with updated values
2267 * @throws \Exception
2269 public static function updateSslPolicy(array $contact, $new_policy)
2271 $ssl_changed = false;
2272 if ((intval($new_policy) == BaseURL::SSL_POLICY_SELFSIGN || $new_policy === 'self') && strstr($contact['url'], 'https:')) {
2273 $ssl_changed = true;
2274 $contact['url'] = str_replace('https:', 'http:', $contact['url']);
2275 $contact['request'] = str_replace('https:', 'http:', $contact['request']);
2276 $contact['notify'] = str_replace('https:', 'http:', $contact['notify']);
2277 $contact['poll'] = str_replace('https:', 'http:', $contact['poll']);
2278 $contact['confirm'] = str_replace('https:', 'http:', $contact['confirm']);
2279 $contact['poco'] = str_replace('https:', 'http:', $contact['poco']);
2282 if ((intval($new_policy) == BaseURL::SSL_POLICY_FULL || $new_policy === 'full') && strstr($contact['url'], 'http:')) {
2283 $ssl_changed = true;
2284 $contact['url'] = str_replace('http:', 'https:', $contact['url']);
2285 $contact['request'] = str_replace('http:', 'https:', $contact['request']);
2286 $contact['notify'] = str_replace('http:', 'https:', $contact['notify']);
2287 $contact['poll'] = str_replace('http:', 'https:', $contact['poll']);
2288 $contact['confirm'] = str_replace('http:', 'https:', $contact['confirm']);
2289 $contact['poco'] = str_replace('http:', 'https:', $contact['poco']);
2293 $fields = ['url' => $contact['url'], 'request' => $contact['request'],
2294 'notify' => $contact['notify'], 'poll' => $contact['poll'],
2295 'confirm' => $contact['confirm'], 'poco' => $contact['poco']];
2296 DBA::update('contact', $fields, ['id' => $contact['id']]);
2303 * @param array $importer Owner (local user) data
2304 * @param array $contact Existing owner-specific contact data we want to expand the relationship with. Optional.
2305 * @param array $datarray An item-like array with at least the 'author-id' and 'author-url' keys for the contact. Mandatory.
2306 * @param bool $sharing True: Contact is now sharing with Owner; False: Contact is now following Owner (default)
2307 * @param string $note Introduction additional message
2308 * @return bool|null True: follow request is accepted; False: relationship is rejected; Null: relationship is pending
2309 * @throws HTTPException\InternalServerErrorException
2310 * @throws \ImagickException
2312 public static function addRelationship(array $importer, array $contact, array $datarray, $sharing = false, $note = '')
2314 // Should always be set
2315 if (empty($datarray['author-id'])) {
2319 $fields = ['url', 'name', 'nick', 'avatar', 'photo', 'network', 'blocked'];
2320 $pub_contact = DBA::selectFirst('contact', $fields, ['id' => $datarray['author-id']]);
2321 if (!DBA::isResult($pub_contact)) {
2322 // Should never happen
2326 // Contact is blocked at node-level
2327 if (self::isBlocked($datarray['author-id'])) {
2331 $url = ($datarray['author-link'] ?? '') ?: $pub_contact['url'];
2332 $name = $pub_contact['name'];
2333 $photo = ($pub_contact['avatar'] ?? '') ?: $pub_contact["photo"];
2334 $nick = $pub_contact['nick'];
2335 $network = $pub_contact['network'];
2337 // Ensure that we don't create a new contact when there already is one
2338 $cid = self::getIdForURL($url, $importer['uid']);
2340 $contact = DBA::selectFirst('contact', [], ['id' => $cid]);
2343 if (!empty($contact)) {
2344 if (!empty($contact['pending'])) {
2345 Logger::info('Pending contact request already exists.', ['url' => $url, 'uid' => $importer['uid']]);
2349 // Contact is blocked at user-level
2350 if (!empty($contact['id']) && !empty($importer['id']) &&
2351 Contact\User::isBlocked($contact['id'], $importer['id'])) {
2355 // Make sure that the existing contact isn't archived
2356 self::unmarkForArchival($contact);
2358 if (($contact['rel'] == self::SHARING)
2359 || ($sharing && $contact['rel'] == self::FOLLOWER)) {
2360 DBA::update('contact', ['rel' => self::FRIEND, 'writable' => true, 'pending' => false],
2361 ['id' => $contact['id'], 'uid' => $importer['uid']]);
2364 // Ensure to always have the correct network type, independent from the connection request method
2365 self::updateFromProbe($contact['id']);
2369 // send email notification to owner?
2370 if (DBA::exists('contact', ['nurl' => Strings::normaliseLink($url), 'uid' => $importer['uid'], 'pending' => true])) {
2371 Logger::log('ignoring duplicated connection request from pending contact ' . $url);
2375 // create contact record
2376 DBA::insert('contact', [
2377 'uid' => $importer['uid'],
2378 'created' => DateTimeFormat::utcNow(),
2380 'nurl' => Strings::normaliseLink($url),
2383 'network' => $network,
2384 'rel' => self::FOLLOWER,
2391 $contact_id = DBA::lastInsertId();
2393 // Ensure to always have the correct network type, independent from the connection request method
2394 self::updateFromProbe($contact_id);
2396 self::updateAvatar($contact_id, $photo, true);
2398 $contact_record = DBA::selectFirst('contact', ['id', 'network', 'name', 'url', 'photo'], ['id' => $contact_id]);
2400 /// @TODO Encapsulate this into a function/method
2401 $fields = ['uid', 'username', 'email', 'page-flags', 'notify-flags', 'language'];
2402 $user = DBA::selectFirst('user', $fields, ['uid' => $importer['uid']]);
2403 if (DBA::isResult($user) && !in_array($user['page-flags'], [User::PAGE_FLAGS_SOAPBOX, User::PAGE_FLAGS_FREELOVE, User::PAGE_FLAGS_COMMUNITY])) {
2404 // create notification
2405 $hash = Strings::getRandomHex();
2407 if (is_array($contact_record)) {
2408 DBA::insert('intro', ['uid' => $importer['uid'], 'contact-id' => $contact_record['id'],
2409 'blocked' => false, 'knowyou' => false, 'note' => $note,
2410 'hash' => $hash, 'datetime' => DateTimeFormat::utcNow()]);
2413 Group::addMember(User::getDefaultGroup($importer['uid'], $contact_record["network"]), $contact_record['id']);
2415 if (($user['notify-flags'] & Type::INTRO) &&
2416 in_array($user['page-flags'], [User::PAGE_FLAGS_NORMAL])) {
2419 'type' => Type::INTRO,
2420 'notify_flags' => $user['notify-flags'],
2421 'language' => $user['language'],
2422 'to_name' => $user['username'],
2423 'to_email' => $user['email'],
2424 'uid' => $user['uid'],
2425 'link' => DI::baseUrl() . '/notifications/intros',
2426 'source_name' => ((strlen(stripslashes($contact_record['name']))) ? stripslashes($contact_record['name']) : DI::l10n()->t('[Name Withheld]')),
2427 'source_link' => $contact_record['url'],
2428 'source_photo' => $contact_record['photo'],
2429 'verb' => ($sharing ? Activity::FRIEND : Activity::FOLLOW),
2433 } elseif (DBA::isResult($user) && in_array($user['page-flags'], [User::PAGE_FLAGS_SOAPBOX, User::PAGE_FLAGS_FREELOVE, User::PAGE_FLAGS_COMMUNITY])) {
2434 if (($user['page-flags'] == User::PAGE_FLAGS_FREELOVE) && ($network != Protocol::DIASPORA)) {
2435 self::createFromProbe($importer, $url, false, $network);
2438 $condition = ['uid' => $importer['uid'], 'url' => $url, 'pending' => true];
2439 $fields = ['pending' => false];
2440 if ($user['page-flags'] == User::PAGE_FLAGS_FREELOVE) {
2441 $fields['rel'] = Contact::FRIEND;
2444 DBA::update('contact', $fields, $condition);
2453 public static function removeFollower($importer, $contact, array $datarray = [], $item = "")
2455 if (($contact['rel'] == self::FRIEND) || ($contact['rel'] == self::SHARING)) {
2456 DBA::update('contact', ['rel' => self::SHARING], ['id' => $contact['id']]);
2458 Contact::remove($contact['id']);
2462 public static function removeSharer($importer, $contact, array $datarray = [], $item = "")
2464 if (($contact['rel'] == self::FRIEND) || ($contact['rel'] == self::FOLLOWER)) {
2465 DBA::update('contact', ['rel' => self::FOLLOWER], ['id' => $contact['id']]);
2467 Contact::remove($contact['id']);
2472 * Create a birthday event.
2474 * Update the year and the birthday.
2476 public static function updateBirthdays()
2480 AND `bd` > "0001-01-01"
2481 AND SUBSTRING(`bd`, 1, 4) != `bdyear`
2482 AND (`contact`.`rel` = ? OR `contact`.`rel` = ?)
2483 AND NOT `contact`.`pending`
2484 AND NOT `contact`.`hidden`
2485 AND NOT `contact`.`blocked`
2486 AND NOT `contact`.`archive`
2487 AND NOT `contact`.`deleted`',
2492 $contacts = DBA::select('contact', ['id', 'uid', 'name', 'url', 'bd'], $condition);
2494 while ($contact = DBA::fetch($contacts)) {
2495 Logger::log('update_contact_birthday: ' . $contact['bd']);
2497 $nextbd = DateTimeFormat::utcNow('Y') . substr($contact['bd'], 4);
2499 if (Event::createBirthday($contact, $nextbd)) {
2503 ['bdyear' => substr($nextbd, 0, 4), 'bd' => $nextbd],
2504 ['id' => $contact['id']]
2508 DBA::close($contacts);
2512 * Remove the unavailable contact ids from the provided list
2514 * @param array $contact_ids Contact id list
2516 * @throws \Exception
2518 public static function pruneUnavailable(array $contact_ids)
2520 if (empty($contact_ids)) {
2524 $contacts = Contact::selectToArray(['id'], [
2525 'id' => $contact_ids,
2531 return array_column($contacts, 'id');
2535 * Returns a magic link to authenticate remote visitors
2537 * @todo check if the return is either a fully qualified URL or a relative path to Friendica basedir
2539 * @param string $contact_url The address of the target contact profile
2540 * @param string $url An url that we will be redirected to after the authentication
2542 * @return string with "redir" link
2543 * @throws HTTPException\InternalServerErrorException
2544 * @throws \ImagickException
2546 public static function magicLink($contact_url, $url = '')
2548 if (!Session::isAuthenticated()) {
2549 return $url ?: $contact_url; // Equivalent to: ($url != '') ? $url : $contact_url;
2552 $contact = self::getByURL($contact_url, false);
2553 if (empty($contact)) {
2554 return $url ?: $contact_url; // Equivalent to: ($url != '') ? $url : $contact_url;
2557 // Prevents endless loop in case only a non-public contact exists for the contact URL
2558 unset($contact['uid']);
2560 return self::magicLinkByContact($contact, $url ?: $contact_url);
2564 * Returns a magic link to authenticate remote visitors
2566 * @param integer $cid The contact id of the target contact profile
2567 * @param string $url An url that we will be redirected to after the authentication
2569 * @return string with "redir" link
2570 * @throws HTTPException\InternalServerErrorException
2571 * @throws \ImagickException
2573 public static function magicLinkbyId($cid, $url = '')
2575 $contact = DBA::selectFirst('contact', ['id', 'network', 'url', 'uid'], ['id' => $cid]);
2577 return self::magicLinkByContact($contact, $url);
2581 * Returns a magic link to authenticate remote visitors
2583 * @param array $contact The contact array with "uid", "network" and "url"
2584 * @param string $url An url that we will be redirected to after the authentication
2586 * @return string with "redir" link
2587 * @throws HTTPException\InternalServerErrorException
2588 * @throws \ImagickException
2590 public static function magicLinkByContact($contact, $url = '')
2592 $destination = $url ?: $contact['url']; // Equivalent to ($url != '') ? $url : $contact['url'];
2594 if (!Session::isAuthenticated()) {
2595 return $destination;
2598 // Only redirections to the same host do make sense
2599 if (($url != '') && (parse_url($url, PHP_URL_HOST) != parse_url($contact['url'], PHP_URL_HOST))) {
2603 if (DI::pConfig()->get(local_user(), 'system', 'stay_local') && ($url == '')) {
2604 return 'contact/' . $contact['id'] . '/conversations';
2607 if ($contact['network'] != Protocol::DFRN) {
2608 return $destination;
2611 if (!empty($contact['uid'])) {
2612 return self::magicLink($contact['url'], $url);
2615 if (empty($contact['id'])) {
2616 return $destination;
2619 $redirect = 'redir/' . $contact['id'];
2621 if (($url != '') && !Strings::compareLink($contact['url'], $url)) {
2622 $redirect .= '?url=' . $url;
2629 * Is the contact a forum?
2631 * @param integer $contactid ID of the contact
2633 * @return boolean "true" if it is a forum
2635 public static function isForum($contactid)
2637 $fields = ['forum', 'prv'];
2638 $condition = ['id' => $contactid];
2639 $contact = DBA::selectFirst('contact', $fields, $condition);
2640 if (!DBA::isResult($contact)) {
2645 return ($contact['forum'] || $contact['prv']);
2649 * Can the remote contact receive private messages?
2651 * @param array $contact
2654 public static function canReceivePrivateMessages(array $contact)
2656 $protocol = $contact['network'] ?? $contact['protocol'] ?? Protocol::PHANTOM;
2657 $self = $contact['self'] ?? false;
2659 return in_array($protocol, [Protocol::DFRN, Protocol::DIASPORA, Protocol::ACTIVITYPUB]) && !$self;
2663 * Search contact table by nick or name
2665 * @param string $search Name or nick
2666 * @param string $mode Search mode (e.g. "community")
2668 * @return array with search results
2669 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2671 public static function searchByName($search, $mode = '')
2673 if (empty($search)) {
2677 // check supported networks
2678 if (DI::config()->get('system', 'diaspora_enabled')) {
2679 $diaspora = Protocol::DIASPORA;
2681 $diaspora = Protocol::DFRN;
2684 if (!DI::config()->get('system', 'ostatus_disabled')) {
2685 $ostatus = Protocol::OSTATUS;
2687 $ostatus = Protocol::DFRN;
2690 // check if we search only communities or every contact
2691 if ($mode === 'community') {
2692 $extra_sql = sprintf(' AND `contact-type` = %d', Contact::TYPE_COMMUNITY);
2699 $results = DBA::p("SELECT * FROM `contact`
2700 WHERE NOT `unsearchable` AND `network` IN (?, ?, ?, ?) AND
2701 NOT `failed` AND `uid` = ? AND
2702 (`addr` LIKE ? OR `name` LIKE ? OR `nick` LIKE ?) $extra_sql
2703 ORDER BY `nurl` DESC LIMIT 1000",
2704 Protocol::DFRN, Protocol::ACTIVITYPUB, $ostatus, $diaspora, 0, $search, $search, $search
2707 $contacts = DBA::toArray($results);
2712 * Add public contacts from an array
2714 * @param array $urls
2715 * @return array result "count", "added" and "updated"
2717 public static function addByUrls(array $urls)
2724 foreach ($urls as $url) {
2725 $contact = Contact::getByURL($url, false, ['id', 'updated']);
2726 if (empty($contact['id'])) {
2727 Worker::add(PRIORITY_LOW, 'AddContact', 0, $url);
2729 } elseif ($contact['updated'] < DateTimeFormat::utc('now -7 days')) {
2730 Worker::add(PRIORITY_LOW, 'UpdateContact', $contact['id']);
2738 return ['count' => $count, 'added' => $added, 'updated' => $updated, 'unchanged' => $unchanged];
2742 * Returns a random, global contact of the current node
2744 * @return string The profile URL
2747 public static function getRandomUrl()
2749 $r = DBA::selectFirst('contact', ['url'], [
2750 "`uid` = ? AND `network` = ? AND NOT `failed` AND `last-item` > ?",
2751 0, Protocol::DFRN, DateTimeFormat::utc('now - 1 month'),
2752 ], ['order' => ['RAND()']]);
2754 if (DBA::isResult($r)) {