3 * @copyright Copyright (C) 2010-2022, the Friendica project
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 DivineOmega\DOFileCachePSR6\CacheItemPool;
25 use DivineOmega\PasswordExposed;
28 use Friendica\Content\Pager;
29 use Friendica\Core\Hook;
30 use Friendica\Core\L10n;
31 use Friendica\Core\Logger;
32 use Friendica\Core\Protocol;
33 use Friendica\Core\Search;
34 use Friendica\Core\System;
35 use Friendica\Core\Worker;
36 use Friendica\Database\DBA;
38 use Friendica\Network\HTTPClient\Client\HttpClientAccept;
39 use Friendica\Security\TwoFactor\Model\AppSpecificPassword;
40 use Friendica\Network\HTTPException;
41 use Friendica\Object\Image;
42 use Friendica\Util\Crypto;
43 use Friendica\Util\DateTimeFormat;
44 use Friendica\Util\Images;
45 use Friendica\Util\Network;
46 use Friendica\Util\Proxy;
47 use Friendica\Util\Strings;
48 use Friendica\Worker\Delivery;
53 * This class handles User related functions
60 * PAGE_FLAGS_NORMAL is a typical personal profile account
61 * PAGE_FLAGS_SOAPBOX automatically approves all friend requests as Contact::SHARING, (readonly)
62 * PAGE_FLAGS_COMMUNITY automatically approves all friend requests as Contact::SHARING, but with
63 * write access to wall and comments (no email and not included in page owner's ACL lists)
64 * PAGE_FLAGS_FREELOVE automatically approves all friend requests as full friends (Contact::FRIEND).
68 const PAGE_FLAGS_NORMAL = 0;
69 const PAGE_FLAGS_SOAPBOX = 1;
70 const PAGE_FLAGS_COMMUNITY = 2;
71 const PAGE_FLAGS_FREELOVE = 3;
72 const PAGE_FLAGS_BLOG = 4;
73 const PAGE_FLAGS_PRVGROUP = 5;
81 * ACCOUNT_TYPE_PERSON - the account belongs to a person
82 * Associated page types: PAGE_FLAGS_NORMAL, PAGE_FLAGS_SOAPBOX, PAGE_FLAGS_FREELOVE
84 * ACCOUNT_TYPE_ORGANISATION - the account belongs to an organisation
85 * Associated page type: PAGE_FLAGS_SOAPBOX
87 * ACCOUNT_TYPE_NEWS - the account is a news reflector
88 * Associated page type: PAGE_FLAGS_SOAPBOX
90 * ACCOUNT_TYPE_COMMUNITY - the account is community forum
91 * Associated page types: PAGE_COMMUNITY, PAGE_FLAGS_PRVGROUP
93 * ACCOUNT_TYPE_RELAY - the account is a relay
94 * This will only be assigned to contacts, not to user accounts
97 const ACCOUNT_TYPE_PERSON = 0;
98 const ACCOUNT_TYPE_ORGANISATION = 1;
99 const ACCOUNT_TYPE_NEWS = 2;
100 const ACCOUNT_TYPE_COMMUNITY = 3;
101 const ACCOUNT_TYPE_RELAY = 4;
102 const ACCOUNT_TYPE_DELETED = 127;
107 private static $owner;
110 * Returns the numeric account type by their string
112 * @param string $accounttype as string constant
113 * @return int|null Numeric account type - or null when not set
115 public static function getAccountTypeByString(string $accounttype)
117 switch ($accounttype) {
119 return User::ACCOUNT_TYPE_PERSON;
122 return User::ACCOUNT_TYPE_ORGANISATION;
125 return User::ACCOUNT_TYPE_NEWS;
128 return User::ACCOUNT_TYPE_COMMUNITY;
135 * Fetch the system account
137 * @return array system account
139 public static function getSystemAccount(): array
141 $system = Contact::selectFirst([], ['self' => true, 'uid' => 0]);
142 if (!DBA::isResult($system)) {
143 self::createSystemAccount();
144 $system = Contact::selectFirst([], ['self' => true, 'uid' => 0]);
145 if (!DBA::isResult($system)) {
150 $system['sprvkey'] = $system['uprvkey'] = $system['prvkey'];
151 $system['spubkey'] = $system['upubkey'] = $system['pubkey'];
152 $system['nickname'] = $system['nick'];
153 $system['page-flags'] = User::PAGE_FLAGS_SOAPBOX;
154 $system['account-type'] = $system['contact-type'];
155 $system['guid'] = '';
156 $system['picdate'] = '';
157 $system['theme'] = '';
158 $system['publish'] = false;
159 $system['net-publish'] = false;
160 $system['hide-friends'] = true;
161 $system['prv_keywords'] = '';
162 $system['pub_keywords'] = '';
163 $system['address'] = '';
164 $system['locality'] = '';
165 $system['region'] = '';
166 $system['postal-code'] = '';
167 $system['country-name'] = '';
168 $system['homepage'] = DI::baseUrl()->get();
169 $system['dob'] = '0000-00-00';
171 // Ensure that the user contains data
172 $user = DBA::selectFirst('user', ['prvkey', 'guid'], ['uid' => 0]);
173 if (empty($user['prvkey']) || empty($user['guid'])) {
175 'username' => $system['name'],
176 'nickname' => $system['nick'],
177 'register_date' => $system['created'],
178 'pubkey' => $system['pubkey'],
179 'prvkey' => $system['prvkey'],
180 'spubkey' => $system['spubkey'],
181 'sprvkey' => $system['sprvkey'],
182 'guid' => System::createUUID(),
184 'page-flags' => User::PAGE_FLAGS_SOAPBOX,
185 'account-type' => User::ACCOUNT_TYPE_RELAY,
188 DBA::update('user', $fields, ['uid' => 0]);
190 $system['guid'] = $fields['guid'];
192 $system['guid'] = $user['guid'];
199 * Create the system account
203 private static function createSystemAccount()
205 $system_actor_name = self::getActorName();
206 if (empty($system_actor_name)) {
210 $keys = Crypto::newKeypair(4096);
211 if ($keys === false) {
212 throw new Exception(DI::l10n()->t('SERIOUS ERROR: Generation of security keys failed.'));
217 'created' => DateTimeFormat::utcNow(),
219 'network' => Protocol::ACTIVITYPUB,
220 'name' => 'System Account',
221 'addr' => $system_actor_name . '@' . DI::baseUrl()->getHostname(),
222 'nick' => $system_actor_name,
223 'url' => DI::baseUrl() . '/friendica',
224 'pubkey' => $keys['pubkey'],
225 'prvkey' => $keys['prvkey'],
228 'contact-type' => Contact::TYPE_RELAY, // In AP this is translated to 'Application'
229 'name-date' => DateTimeFormat::utcNow(),
230 'uri-date' => DateTimeFormat::utcNow(),
231 'avatar-date' => DateTimeFormat::utcNow(),
233 'baseurl' => DI::baseUrl(),
236 $system['avatar'] = $system['photo'] = Contact::getDefaultAvatar($system, Proxy::SIZE_SMALL);
237 $system['thumb'] = Contact::getDefaultAvatar($system, Proxy::SIZE_THUMB);
238 $system['micro'] = Contact::getDefaultAvatar($system, Proxy::SIZE_MICRO);
239 $system['nurl'] = Strings::normaliseLink($system['url']);
240 $system['gsid'] = GServer::getID($system['baseurl']);
242 Contact::insert($system);
246 * Detect a usable actor name
248 * @return string actor account name
250 public static function getActorName(): string
252 $system_actor_name = DI::config()->get('system', 'actor_name');
253 if (!empty($system_actor_name)) {
254 $self = Contact::selectFirst(['nick'], ['uid' => 0, 'self' => true]);
255 if (!empty($self['nick'])) {
256 if ($self['nick'] != $system_actor_name) {
257 // Reset the actor name to the already used name
258 DI::config()->set('system', 'actor_name', $self['nick']);
259 $system_actor_name = $self['nick'];
262 return $system_actor_name;
265 // List of possible actor names
266 $possible_accounts = ['friendica', 'actor', 'system', 'internal'];
267 foreach ($possible_accounts as $name) {
268 if (!DBA::exists('user', ['nickname' => $name, 'account_removed' => false, 'account_expired' => false]) &&
269 !DBA::exists('userd', ['username' => $name])) {
270 DI::config()->set('system', 'actor_name', $name);
278 * Returns true if a user record exists with the provided id
285 public static function exists(int $uid): bool
287 return DBA::exists('user', ['uid' => $uid]);
291 * @param integer $uid
292 * @param array $fields
293 * @return array|boolean User record if it exists, false otherwise
296 public static function getById(int $uid, array $fields = [])
298 return !empty($uid) ? DBA::selectFirst('user', $fields, ['uid' => $uid]) : [];
302 * Returns a user record based on it's GUID
304 * @param string $guid The guid of the user
305 * @param array $fields The fields to retrieve
306 * @param bool $active True, if only active records are searched
308 * @return array|boolean User record if it exists, false otherwise
311 public static function getByGuid(string $guid, array $fields = [], bool $active = true)
314 $cond = ['guid' => $guid, 'account_expired' => false, 'account_removed' => false];
316 $cond = ['guid' => $guid];
319 return DBA::selectFirst('user', $fields, $cond);
323 * @param string $nickname
324 * @param array $fields
325 * @return array|boolean User record if it exists, false otherwise
328 public static function getByNickname(string $nickname, array $fields = [])
330 return DBA::selectFirst('user', $fields, ['nickname' => $nickname]);
334 * Returns the user id of a given profile URL
338 * @return integer user id
341 public static function getIdForURL(string $url): int
343 // Avoid database queries when the local node hostname isn't even part of the url.
344 if (!Contact::isLocal($url)) {
348 $self = Contact::selectFirst(['uid'], ['self' => true, 'nurl' => Strings::normaliseLink($url)]);
349 if (!empty($self['uid'])) {
353 $self = Contact::selectFirst(['uid'], ['self' => true, 'addr' => $url]);
354 if (!empty($self['uid'])) {
358 $self = Contact::selectFirst(['uid'], ['self' => true, 'alias' => [$url, Strings::normaliseLink($url)]]);
359 if (!empty($self['uid'])) {
367 * Get a user based on its email
369 * @param string $email
370 * @param array $fields
371 * @return array|boolean User record if it exists, false otherwise
374 public static function getByEmail(string $email, array $fields = [])
376 return DBA::selectFirst('user', $fields, ['email' => $email]);
380 * Fetch the user array of the administrator. The first one if there are several.
382 * @param array $fields
386 public static function getFirstAdmin(array $fields = []) : array
388 if (!empty(DI::config()->get('config', 'admin_nickname'))) {
389 return self::getByNickname(DI::config()->get('config', 'admin_nickname'), $fields);
392 return self::getAdminList()[0] ?? [];
396 * Get owner data by user id
399 * @param boolean $repairMissing Repair the owner data if it's missing
400 * @return boolean|array
403 public static function getOwnerDataById(int $uid, bool $repairMissing = true)
406 return self::getSystemAccount();
409 if (!empty(self::$owner[$uid])) {
410 return self::$owner[$uid];
413 $owner = DBA::selectFirst('owner-view', [], ['uid' => $uid]);
414 if (!DBA::isResult($owner)) {
415 if (!self::exists($uid) || !$repairMissing) {
418 if (!DBA::exists('profile', ['uid' => $uid])) {
419 DBA::insert('profile', ['uid' => $uid]);
421 if (!DBA::exists('contact', ['uid' => $uid, 'self' => true])) {
422 Contact::createSelfFromUserId($uid);
424 $owner = self::getOwnerDataById($uid, false);
427 if (empty($owner['nickname'])) {
431 if (!$repairMissing || $owner['account_expired']) {
435 // Check if the returned data is valid, otherwise fix it. See issue #6122
437 // Check for correct url and normalised nurl
438 $url = DI::baseUrl() . '/profile/' . $owner['nickname'];
439 $repair = empty($owner['network']) || ($owner['url'] != $url) || ($owner['nurl'] != Strings::normaliseLink($owner['url']));
442 // Check if "addr" is present and correct
443 $addr = $owner['nickname'] . '@' . substr(DI::baseUrl(), strpos(DI::baseUrl(), '://') + 3);
444 $repair = ($addr != $owner['addr']) || empty($owner['prvkey']) || empty($owner['pubkey']);
448 // Check if the avatar field is filled and the photo directs to the correct path
449 $avatar = Photo::selectFirst(['resource-id'], ['uid' => $uid, 'profile' => true]);
450 if (DBA::isResult($avatar)) {
451 $repair = empty($owner['avatar']) || !strpos($owner['photo'], $avatar['resource-id']);
456 Contact::updateSelfFromUserID($uid);
457 // Return the corrected data and avoid a loop
458 $owner = self::getOwnerDataById($uid, false);
461 self::$owner[$uid] = $owner;
466 * Get owner data by nick name
469 * @return boolean|array
472 public static function getOwnerDataByNick(string $nick)
474 $user = DBA::selectFirst('user', ['uid'], ['nickname' => $nick]);
476 if (!DBA::isResult($user)) {
480 return self::getOwnerDataById($user['uid']);
484 * Returns the default group for a given user and network
486 * @param int $uid User id
488 * @return int group id
491 public static function getDefaultGroup(int $uid): int
493 $user = DBA::selectFirst('user', ['def_gid'], ['uid' => $uid]);
494 if (DBA::isResult($user)) {
495 $default_group = $user["def_gid"];
500 return $default_group;
504 * Authenticate a user with a clear text password
506 * Returns the user id associated with a successful password authentication
508 * @param mixed $user_info
509 * @param string $password
510 * @param bool $third_party
511 * @return int User Id if authentication is successful
512 * @throws HTTPException\ForbiddenException
513 * @throws HTTPException\NotFoundException
515 public static function getIdFromPasswordAuthentication($user_info, string $password, bool $third_party = false): int
517 // Addons registered with the "authenticate" hook may create the user on the
518 // fly. `getAuthenticationInfo` will fail if the user doesn't exist yet. If
519 // the user doesn't exist, we should give the addons a chance to create the
520 // user in our database, if applicable, before re-throwing the exception if
523 $user = self::getAuthenticationInfo($user_info);
524 } catch (Exception $e) {
525 $username = (is_string($user_info) ? $user_info : $user_info['nickname'] ?? '');
527 // Addons can create users, and since this 'catch' branch should only
528 // execute if getAuthenticationInfo can't find an existing user, that's
529 // exactly what will happen here. Creating a numeric username would create
530 // abiguity with user IDs, possibly opening up an attack vector.
531 // So let's be very careful about that.
532 if (empty($username) || is_numeric($username)) {
536 return self::getIdFromAuthenticateHooks($username, $password);
539 if ($third_party && DI::pConfig()->get($user['uid'], '2fa', 'verified')) {
540 // Third-party apps can't verify two-factor authentication, we use app-specific passwords instead
541 if (AppSpecificPassword::authenticateUser($user['uid'], $password)) {
544 } elseif (strpos($user['password'], '$') === false) {
545 //Legacy hash that has not been replaced by a new hash yet
546 if (self::hashPasswordLegacy($password) === $user['password']) {
547 self::updatePasswordHashed($user['uid'], self::hashPassword($password));
551 } elseif (!empty($user['legacy_password'])) {
552 //Legacy hash that has been double-hashed and not replaced by a new hash yet
553 //Warning: `legacy_password` is not necessary in sync with the content of `password`
554 if (password_verify(self::hashPasswordLegacy($password), $user['password'])) {
555 self::updatePasswordHashed($user['uid'], self::hashPassword($password));
559 } elseif (password_verify($password, $user['password'])) {
561 if (password_needs_rehash($user['password'], PASSWORD_DEFAULT)) {
562 self::updatePasswordHashed($user['uid'], self::hashPassword($password));
567 return self::getIdFromAuthenticateHooks($user['nickname'], $password); // throws
570 throw new HTTPException\ForbiddenException(DI::l10n()->t('Login failed'));
574 * Try to obtain a user ID via "authenticate" hook addons
576 * Returns the user id associated with a successful password authentication
578 * @param string $username
579 * @param string $password
580 * @return int User Id if authentication is successful
581 * @throws HTTPException\ForbiddenException
583 public static function getIdFromAuthenticateHooks(string $username, string $password): int
586 'username' => $username,
587 'password' => $password,
588 'authenticated' => 0,
589 'user_record' => null
593 * An addon indicates successful login by setting 'authenticated' to non-zero value and returning a user record
594 * Addons should never set 'authenticated' except to indicate success - as hooks may be chained
595 * and later addons should not interfere with an earlier one that succeeded.
597 Hook::callAll('authenticate', $addon_auth);
599 if ($addon_auth['authenticated'] && $addon_auth['user_record']) {
600 return $addon_auth['user_record']['uid'];
603 throw new HTTPException\ForbiddenException(DI::l10n()->t('Login failed'));
607 * Returns authentication info from various parameters types
609 * User info can be any of the following:
612 * - User email or username or nickname
613 * - User array with at least the uid and the hashed password
615 * @param mixed $user_info
616 * @return array|null Null if not found/determined
617 * @throws HTTPException\NotFoundException
619 public static function getAuthenticationInfo($user_info)
623 if (is_object($user_info) || is_array($user_info)) {
624 if (is_object($user_info)) {
625 $user = (array) $user_info;
632 || !isset($user['password'])
633 || !isset($user['legacy_password'])
635 throw new Exception(DI::l10n()->t('Not enough information to authenticate'));
637 } elseif (is_int($user_info) || is_string($user_info)) {
638 if (is_int($user_info)) {
639 $user = DBA::selectFirst(
641 ['uid', 'nickname', 'password', 'legacy_password'],
645 'account_expired' => 0,
646 'account_removed' => 0,
651 $fields = ['uid', 'nickname', 'password', 'legacy_password'];
653 "(`email` = ? OR `username` = ? OR `nickname` = ?)
654 AND NOT `blocked` AND NOT `account_expired` AND NOT `account_removed` AND `verified`",
655 $user_info, $user_info, $user_info
657 $user = DBA::selectFirst('user', $fields, $condition);
660 if (!DBA::isResult($user)) {
661 throw new HTTPException\NotFoundException(DI::l10n()->t('User not found'));
669 * Generates a human-readable random password
674 public static function generateNewPassword(): string
676 return ucfirst(Strings::getRandomName(8)) . random_int(1000, 9999);
680 * Checks if the provided plaintext password has been exposed or not
682 * @param string $password
686 public static function isPasswordExposed(string $password): bool
688 $cache = new CacheItemPool();
689 $cache->changeConfig([
690 'cacheDirectory' => System::getTempPath() . '/password-exposed-cache/',
694 $passwordExposedChecker = new PasswordExposed\PasswordExposedChecker(null, $cache);
696 return $passwordExposedChecker->passwordExposed($password) === PasswordExposed\PasswordStatus::EXPOSED;
697 } catch (Exception $e) {
698 Logger::error('Password Exposed Exception: ' . $e->getMessage(), [
699 'code' => $e->getCode(),
700 'file' => $e->getFile(),
701 'line' => $e->getLine(),
702 'trace' => $e->getTraceAsString()
710 * Legacy hashing function, kept for password migration purposes
712 * @param string $password
715 private static function hashPasswordLegacy(string $password): string
717 return hash('whirlpool', $password);
721 * Global user password hashing function
723 * @param string $password
727 public static function hashPassword(string $password): string
729 if (!trim($password)) {
730 throw new Exception(DI::l10n()->t('Password can\'t be empty'));
733 return password_hash($password, PASSWORD_DEFAULT);
737 * Allowed characters are a-z, A-Z, 0-9 and special characters except white spaces, accentuated letters and colon (:).
739 * Password length is limited to 72 characters if the current default password hashing algorithm is Blowfish.
740 * From the manual: "Using the PASSWORD_BCRYPT as the algorithm, will result in the password parameter being
741 * truncated to a maximum length of 72 bytes."
743 * @see https://www.php.net/manual/en/function.password-hash.php#refsect1-function.password-hash-parameters
745 * @param string|null $delimiter Whether the regular expression is meant to be wrapper in delimiter characters
748 public static function getPasswordRegExp(string $delimiter = null): string
750 $allowed_characters = '!"#$%&\'()*+,-./;<=>?@[\]^_`{|}~';
753 $allowed_characters = preg_quote($allowed_characters, $delimiter);
756 return '^[a-zA-Z0-9' . $allowed_characters . ']' . (PASSWORD_DEFAULT !== PASSWORD_BCRYPT ? '{1,72}' : '+') . '$';
760 * Updates a user row with a new plaintext password
763 * @param string $password
767 public static function updatePassword(int $uid, string $password): bool
769 $password = trim($password);
771 if (empty($password)) {
772 throw new Exception(DI::l10n()->t('Empty passwords are not allowed.'));
775 if (!DI::config()->get('system', 'disable_password_exposed', false) && self::isPasswordExposed($password)) {
776 throw new Exception(DI::l10n()->t('The new password has been exposed in a public data dump, please choose another.'));
779 if (PASSWORD_DEFAULT === PASSWORD_BCRYPT && strlen($password) > 72) {
780 throw new Exception(DI::l10n()->t('The password length is limited to 72 characters.'));
783 if (!preg_match('/' . self::getPasswordRegExp('/') . '/', $password)) {
784 throw new Exception(DI::l10n()->t('The password can\'t contain accentuated letters, white spaces or colons (:)'));
787 return self::updatePasswordHashed($uid, self::hashPassword($password));
791 * Updates a user row with a new hashed password.
792 * Empties the password reset token field just in case.
795 * @param string $pasword_hashed
799 private static function updatePasswordHashed(int $uid, string $pasword_hashed): bool
802 'password' => $pasword_hashed,
804 'pwdreset_time' => null,
805 'legacy_password' => false
807 return DBA::update('user', $fields, ['uid' => $uid]);
811 * Checks if a nickname is in the list of the forbidden nicknames
813 * Check if a nickname is forbidden from registration on the node by the
814 * admin. Forbidden nicknames (e.g. role namess) can be configured in the
817 * @param string $nickname The nickname that should be checked
818 * @return boolean True is the nickname is blocked on the node
820 public static function isNicknameBlocked(string $nickname): bool
822 $forbidden_nicknames = DI::config()->get('system', 'forbidden_nicknames', '');
823 if (!empty($forbidden_nicknames)) {
824 $forbidden = explode(',', $forbidden_nicknames);
825 $forbidden = array_map('trim', $forbidden);
830 // Add the name of the internal actor to the "forbidden" list
831 $actor_name = self::getActorName();
832 if (!empty($actor_name)) {
833 $forbidden[] = $actor_name;
836 if (empty($forbidden)) {
840 // check if the nickname is in the list of blocked nicknames
841 if (in_array(strtolower($nickname), $forbidden)) {
850 * Get avatar link for given user
853 * @param string $size One of the Proxy::SIZE_* constants
854 * @return string avatar link
857 public static function getAvatarUrl(array $user, string $size = ''): string
859 if (empty($user['nickname'])) {
860 DI::logger()->warning('Missing user nickname key', ['trace' => System::callstack(20)]);
863 $url = DI::baseUrl() . '/photo/';
866 case Proxy::SIZE_MICRO:
870 case Proxy::SIZE_THUMB:
883 $photo = Photo::selectFirst(['type', 'created', 'edited', 'updated'], ["scale" => $scale, 'uid' => $user['uid'], 'profile' => true]);
884 if (!empty($photo)) {
885 $updated = max($photo['created'], $photo['edited'], $photo['updated']);
886 $mimetype = $photo['type'];
889 return $url . $user['nickname'] . Images::getExtensionByMimeType($mimetype) . ($updated ? '?ts=' . strtotime($updated) : '');
893 * Get banner link for given user
896 * @return string banner link
899 public static function getBannerUrl(array $user): string
901 if (empty($user['nickname'])) {
902 DI::logger()->warning('Missing user nickname key', ['trace' => System::callstack(20)]);
905 $url = DI::baseUrl() . '/photo/banner/';
910 $photo = Photo::selectFirst(['type', 'created', 'edited', 'updated'], ["scale" => 3, 'uid' => $user['uid'], 'photo-type' => Photo::USER_BANNER]);
911 if (!empty($photo)) {
912 $updated = max($photo['created'], $photo['edited'], $photo['updated']);
913 $mimetype = $photo['type'];
915 // Only for the RC phase: Don't return an image link for the default picture
919 return $url . $user['nickname'] . Images::getExtensionByMimeType($mimetype) . ($updated ? '?ts=' . strtotime($updated) : '');
923 * Catch-all user creation function
925 * Creates a user from the provided data array, either form fields or OpenID.
926 * Required: { username, nickname, email } or { openid_url }
928 * Performs the following:
929 * - Sends to the OpenId auth URL (if relevant)
930 * - Creates new key pairs for crypto
931 * - Create self-contact
932 * - Create profile image
936 * @throws ErrorException
937 * @throws HTTPException\InternalServerErrorException
938 * @throws ImagickException
941 public static function create(array $data): array
943 $return = ['user' => null, 'password' => ''];
945 $using_invites = DI::config()->get('system', 'invitation_only');
947 $invite_id = !empty($data['invite_id']) ? trim($data['invite_id']) : '';
948 $username = !empty($data['username']) ? trim($data['username']) : '';
949 $nickname = !empty($data['nickname']) ? trim($data['nickname']) : '';
950 $email = !empty($data['email']) ? trim($data['email']) : '';
951 $openid_url = !empty($data['openid_url']) ? trim($data['openid_url']) : '';
952 $photo = !empty($data['photo']) ? trim($data['photo']) : '';
953 $password = !empty($data['password']) ? trim($data['password']) : '';
954 $password1 = !empty($data['password1']) ? trim($data['password1']) : '';
955 $confirm = !empty($data['confirm']) ? trim($data['confirm']) : '';
956 $blocked = !empty($data['blocked']);
957 $verified = !empty($data['verified']);
958 $language = !empty($data['language']) ? trim($data['language']) : 'en';
960 $netpublish = $publish = !empty($data['profile_publish_reg']);
962 if ($password1 != $confirm) {
963 throw new Exception(DI::l10n()->t('Passwords do not match. Password unchanged.'));
964 } elseif ($password1 != '') {
965 $password = $password1;
968 if ($using_invites) {
970 throw new Exception(DI::l10n()->t('An invitation is required.'));
973 if (!Register::existsByHash($invite_id)) {
974 throw new Exception(DI::l10n()->t('Invitation could not be verified.'));
978 /// @todo Check if this part is really needed. We should have fetched all this data in advance
979 if (empty($username) || empty($email) || empty($nickname)) {
981 if (!Network::isUrlValid($openid_url)) {
982 throw new Exception(DI::l10n()->t('Invalid OpenID url'));
984 $_SESSION['register'] = 1;
985 $_SESSION['openid'] = $openid_url;
987 $openid = new LightOpenID(DI::baseUrl()->getHostname());
988 $openid->identity = $openid_url;
989 $openid->returnUrl = DI::baseUrl() . '/openid';
990 $openid->required = ['namePerson/friendly', 'contact/email', 'namePerson'];
991 $openid->optional = ['namePerson/first', 'media/image/aspect11', 'media/image/default'];
993 $authurl = $openid->authUrl();
994 } catch (Exception $e) {
995 throw new Exception(DI::l10n()->t('We encountered a problem while logging in with the OpenID you provided. Please check the correct spelling of the ID.') . '<br />' . DI::l10n()->t('The error message was:') . $e->getMessage(), 0, $e);
997 System::externalRedirect($authurl);
1001 throw new Exception(DI::l10n()->t('Please enter the required information.'));
1004 if (!Network::isUrlValid($openid_url)) {
1008 // collapse multiple spaces in name
1009 $username = preg_replace('/ +/', ' ', $username);
1011 $username_min_length = max(1, min(64, intval(DI::config()->get('system', 'username_min_length', 3))));
1012 $username_max_length = max(1, min(64, intval(DI::config()->get('system', 'username_max_length', 48))));
1014 if ($username_min_length > $username_max_length) {
1015 Logger::error(DI::l10n()->t('system.username_min_length (%s) and system.username_max_length (%s) are excluding each other, swapping values.', $username_min_length, $username_max_length));
1016 $tmp = $username_min_length;
1017 $username_min_length = $username_max_length;
1018 $username_max_length = $tmp;
1021 if (mb_strlen($username) < $username_min_length) {
1022 throw new Exception(DI::l10n()->tt('Username should be at least %s character.', 'Username should be at least %s characters.', $username_min_length));
1025 if (mb_strlen($username) > $username_max_length) {
1026 throw new Exception(DI::l10n()->tt('Username should be at most %s character.', 'Username should be at most %s characters.', $username_max_length));
1029 // So now we are just looking for a space in the full name.
1030 $loose_reg = DI::config()->get('system', 'no_regfullname');
1032 $username = mb_convert_case($username, MB_CASE_TITLE, 'UTF-8');
1033 if (strpos($username, ' ') === false) {
1034 throw new Exception(DI::l10n()->t("That doesn't appear to be your full (First Last) name."));
1038 if (!Network::isEmailDomainAllowed($email)) {
1039 throw new Exception(DI::l10n()->t('Your email domain is not among those allowed on this site.'));
1042 if (!filter_var($email, FILTER_VALIDATE_EMAIL) || !Network::isEmailDomainValid($email)) {
1043 throw new Exception(DI::l10n()->t('Not a valid email address.'));
1045 if (self::isNicknameBlocked($nickname)) {
1046 throw new Exception(DI::l10n()->t('The nickname was blocked from registration by the nodes admin.'));
1049 if (DI::config()->get('system', 'block_extended_register', false) && DBA::exists('user', ['email' => $email])) {
1050 throw new Exception(DI::l10n()->t('Cannot use that email.'));
1053 // Disallow somebody creating an account using openid that uses the admin email address,
1054 // since openid bypasses email verification. We'll allow it if there is not yet an admin account.
1055 if (strlen($openid_url) && in_array(strtolower($email), self::getAdminEmailList())) {
1056 throw new Exception(DI::l10n()->t('Cannot use that email.'));
1059 $nickname = $data['nickname'] = strtolower($nickname);
1061 if (!preg_match('/^[a-z0-9][a-z0-9_]*$/', $nickname)) {
1062 throw new Exception(DI::l10n()->t('Your nickname can only contain a-z, 0-9 and _.'));
1065 // Check existing and deleted accounts for this nickname.
1067 DBA::exists('user', ['nickname' => $nickname])
1068 || DBA::exists('userd', ['username' => $nickname])
1070 throw new Exception(DI::l10n()->t('Nickname is already registered. Please choose another.'));
1073 $new_password = strlen($password) ? $password : User::generateNewPassword();
1074 $new_password_encoded = self::hashPassword($new_password);
1076 $return['password'] = $new_password;
1078 $keys = Crypto::newKeypair(4096);
1079 if ($keys === false) {
1080 throw new Exception(DI::l10n()->t('SERIOUS ERROR: Generation of security keys failed.'));
1083 $prvkey = $keys['prvkey'];
1084 $pubkey = $keys['pubkey'];
1086 // Create another keypair for signing/verifying salmon protocol messages.
1087 $sres = Crypto::newKeypair(512);
1088 $sprvkey = $sres['prvkey'];
1089 $spubkey = $sres['pubkey'];
1091 $insert_result = DBA::insert('user', [
1092 'guid' => System::createUUID(),
1093 'username' => $username,
1094 'password' => $new_password_encoded,
1096 'openid' => $openid_url,
1097 'nickname' => $nickname,
1098 'pubkey' => $pubkey,
1099 'prvkey' => $prvkey,
1100 'spubkey' => $spubkey,
1101 'sprvkey' => $sprvkey,
1102 'verified' => $verified,
1103 'blocked' => $blocked,
1104 'language' => $language,
1105 'timezone' => 'UTC',
1106 'register_date' => DateTimeFormat::utcNow(),
1107 'default-location' => ''
1110 if ($insert_result) {
1111 $uid = DBA::lastInsertId();
1112 $user = DBA::selectFirst('user', [], ['uid' => $uid]);
1114 throw new Exception(DI::l10n()->t('An error occurred during registration. Please try again.'));
1118 throw new Exception(DI::l10n()->t('An error occurred during registration. Please try again.'));
1121 // if somebody clicked submit twice very quickly, they could end up with two accounts
1122 // due to race condition. Remove this one.
1123 $user_count = DBA::count('user', ['nickname' => $nickname]);
1124 if ($user_count > 1) {
1125 DBA::delete('user', ['uid' => $uid]);
1127 throw new Exception(DI::l10n()->t('Nickname is already registered. Please choose another.'));
1130 $insert_result = DBA::insert('profile', [
1132 'name' => $username,
1133 'photo' => self::getAvatarUrl($user),
1134 'thumb' => self::getAvatarUrl($user, Proxy::SIZE_THUMB),
1135 'publish' => $publish,
1136 'net-publish' => $netpublish,
1138 if (!$insert_result) {
1139 DBA::delete('user', ['uid' => $uid]);
1141 throw new Exception(DI::l10n()->t('An error occurred creating your default profile. Please try again.'));
1144 // Create the self contact
1145 if (!Contact::createSelfFromUserId($uid)) {
1146 DBA::delete('user', ['uid' => $uid]);
1148 throw new Exception(DI::l10n()->t('An error occurred creating your self contact. Please try again.'));
1151 // Create a group with no members. This allows somebody to use it
1152 // right away as a default group for new contacts.
1153 $def_gid = Group::create($uid, DI::l10n()->t('Friends'));
1155 DBA::delete('user', ['uid' => $uid]);
1157 throw new Exception(DI::l10n()->t('An error occurred creating your default contact group. Please try again.'));
1160 $fields = ['def_gid' => $def_gid];
1161 if (DI::config()->get('system', 'newuser_private') && $def_gid) {
1162 $fields['allow_gid'] = '<' . $def_gid . '>';
1165 DBA::update('user', $fields, ['uid' => $uid]);
1167 // if we have no OpenID photo try to look up an avatar
1168 if (!strlen($photo)) {
1169 $photo = Network::lookupAvatarByEmail($email);
1172 // unless there is no avatar-addon loaded
1173 if (strlen($photo)) {
1174 $photo_failure = false;
1176 $filename = basename($photo);
1177 $curlResult = DI::httpClient()->get($photo, HttpClientAccept::IMAGE);
1178 if ($curlResult->isSuccess()) {
1179 Logger::debug('Got picture', ['Content-Type' => $curlResult->getHeader('Content-Type'), 'url' => $photo]);
1180 $img_str = $curlResult->getBody();
1181 $type = $curlResult->getContentType();
1187 $type = Images::getMimeTypeByData($img_str, $photo, $type);
1189 $image = new Image($img_str, $type);
1190 if ($image->isValid()) {
1191 $image->scaleToSquare(300);
1193 $resource_id = Photo::newResource();
1195 // Not using Photo::PROFILE_PHOTOS here, so that it is discovered as translateble string
1196 $profile_album = DI::l10n()->t('Profile Photos');
1198 $r = Photo::store($image, $uid, 0, $resource_id, $filename, $profile_album, 4);
1201 $photo_failure = true;
1204 $image->scaleDown(80);
1206 $r = Photo::store($image, $uid, 0, $resource_id, $filename, $profile_album, 5);
1209 $photo_failure = true;
1212 $image->scaleDown(48);
1214 $r = Photo::store($image, $uid, 0, $resource_id, $filename, $profile_album, 6);
1217 $photo_failure = true;
1220 if (!$photo_failure) {
1221 Photo::update(['profile' => true, 'photo-type' => Photo::USER_AVATAR], ['resource-id' => $resource_id]);
1225 Contact::updateSelfFromUserID($uid, true);
1228 Hook::callAll('register_account', $uid);
1230 $return['user'] = $user;
1235 * Update a user entry and distribute the changes if needed
1237 * @param array $fields
1238 * @param integer $uid
1241 public static function update(array $fields, int $uid): bool
1243 $old_owner = self::getOwnerDataById($uid);
1244 if (empty($old_owner)) {
1248 if (!DBA::update('user', $fields, ['uid' => $uid])) {
1252 $update = Contact::updateSelfFromUserID($uid);
1254 $owner = self::getOwnerDataById($uid);
1255 if (empty($owner)) {
1259 if ($old_owner['name'] != $owner['name']) {
1260 Profile::update(['name' => $owner['name']], $uid);
1264 Profile::publishUpdate($uid);
1271 * Sets block state for a given user
1273 * @param int $uid The user id
1274 * @param bool $block Block state (default is true)
1276 * @return bool True, if successfully blocked
1280 public static function block(int $uid, bool $block = true): bool
1282 return DBA::update('user', ['blocked' => $block], ['uid' => $uid]);
1286 * Allows a registration based on a hash
1288 * @param string $hash
1290 * @return bool True, if the allow was successful
1292 * @throws HTTPException\InternalServerErrorException
1295 public static function allow(string $hash): bool
1297 $register = Register::getByHash($hash);
1298 if (!DBA::isResult($register)) {
1302 $user = User::getById($register['uid']);
1303 if (!DBA::isResult($user)) {
1307 Register::deleteByHash($hash);
1309 DBA::update('user', ['blocked' => false, 'verified' => true], ['uid' => $register['uid']]);
1311 $profile = DBA::selectFirst('profile', ['net-publish'], ['uid' => $register['uid']]);
1313 if (DBA::isResult($profile) && $profile['net-publish'] && Search::getGlobalDirectory()) {
1314 $url = DI::baseUrl() . '/profile/' . $user['nickname'];
1315 Worker::add(Worker::PRIORITY_LOW, "Directory", $url);
1318 $l10n = DI::l10n()->withLang($register['language']);
1320 return User::sendRegisterOpenEmail(
1323 DI::config()->get('config', 'sitename'),
1324 DI::baseUrl()->get(),
1325 ($register['password'] ?? '') ?: 'Sent in a previous email'
1330 * Denys a pending registration
1332 * @param string $hash The hash of the pending user
1334 * This does not have to go through user_remove() and save the nickname
1335 * permanently against re-registration, as the person was not yet
1336 * allowed to have friends on this system
1338 * @return bool True, if the deny was successfull
1341 public static function deny(string $hash): bool
1343 $register = Register::getByHash($hash);
1344 if (!DBA::isResult($register)) {
1348 $user = User::getById($register['uid']);
1349 if (!DBA::isResult($user)) {
1353 // Delete the avatar
1354 Photo::delete(['uid' => $register['uid']]);
1356 return DBA::delete('user', ['uid' => $register['uid']]) &&
1357 Register::deleteByHash($register['hash']);
1361 * Creates a new user based on a minimal set and sends an email to this user
1363 * @param string $name The user's name
1364 * @param string $email The user's email address
1365 * @param string $nick The user's nick name
1366 * @param string $lang The user's language (default is english)
1367 * @return bool True, if the user was created successfully
1368 * @throws HTTPException\InternalServerErrorException
1369 * @throws ErrorException
1370 * @throws ImagickException
1372 public static function createMinimal(string $name, string $email, string $nick, string $lang = L10n::DEFAULT): bool
1377 throw new HTTPException\InternalServerErrorException('Invalid arguments.');
1380 $result = self::create([
1381 'username' => $name,
1383 'nickname' => $nick,
1388 $user = $result['user'];
1389 $preamble = Strings::deindent(DI::l10n()->t('
1391 the administrator of %2$s has set up an account for you.'));
1392 $body = Strings::deindent(DI::l10n()->t('
1393 The login details are as follows:
1399 You may change your password from your account "Settings" page after logging
1402 Please take a few moments to review the other account settings on that page.
1404 You may also wish to add some basic information to your default profile
1405 (on the "Profiles" page) so that other people can easily find you.
1407 We recommend setting your full name, adding a profile photo,
1408 adding some profile "keywords" (very useful in making new friends) - and
1409 perhaps what country you live in; if you do not wish to be more specific
1412 We fully respect your right to privacy, and none of these items are necessary.
1413 If you are new and do not know anybody here, they may help
1414 you to make some new and interesting friends.
1416 If you ever want to delete your account, you can do so at %1$s/settings/removeme
1418 Thank you and welcome to %4$s.'));
1420 $preamble = sprintf($preamble, $user['username'], DI::config()->get('config', 'sitename'));
1421 $body = sprintf($body, DI::baseUrl()->get(), $user['nickname'], $result['password'], DI::config()->get('config', 'sitename'));
1423 $email = DI::emailer()
1425 ->withMessage(DI::l10n()->t('Registration details for %s', DI::config()->get('config', 'sitename')), $preamble, $body)
1427 ->withRecipient($user['email'])
1429 return DI::emailer()->send($email);
1433 * Sends pending registration confirmation email
1435 * @param array $user User record array
1436 * @param string $sitename
1437 * @param string $siteurl
1438 * @param string $password Plaintext password
1439 * @return NULL|boolean from notification() and email() inherited
1440 * @throws HTTPException\InternalServerErrorException
1442 public static function sendRegisterPendingEmail(array $user, string $sitename, string $siteurl, string $password)
1444 $body = Strings::deindent(DI::l10n()->t(
1447 Thank you for registering at %2$s. Your account is pending for approval by the administrator.
1449 Your login details are as follows:
1462 $email = DI::emailer()
1464 ->withMessage(DI::l10n()->t('Registration at %s', $sitename), $body)
1466 ->withRecipient($user['email'])
1468 return DI::emailer()->send($email);
1472 * Sends registration confirmation
1474 * It's here as a function because the mail is sent from different parts
1476 * @param L10n $l10n The used language
1477 * @param array $user User record array
1478 * @param string $sitename
1479 * @param string $siteurl
1480 * @param string $password Plaintext password
1482 * @return NULL|boolean from notification() and email() inherited
1483 * @throws HTTPException\InternalServerErrorException
1485 public static function sendRegisterOpenEmail(L10n $l10n, array $user, string $sitename, string $siteurl, string $password)
1487 $preamble = Strings::deindent($l10n->t(
1490 Thank you for registering at %2$s. Your account has been created.
1495 $body = Strings::deindent($l10n->t(
1497 The login details are as follows:
1503 You may change your password from your account "Settings" page after logging
1506 Please take a few moments to review the other account settings on that page.
1508 You may also wish to add some basic information to your default profile
1509 ' . "\x28" . 'on the "Profiles" page' . "\x29" . ' so that other people can easily find you.
1511 We recommend setting your full name, adding a profile photo,
1512 adding some profile "keywords" ' . "\x28" . 'very useful in making new friends' . "\x29" . ' - and
1513 perhaps what country you live in; if you do not wish to be more specific
1516 We fully respect your right to privacy, and none of these items are necessary.
1517 If you are new and do not know anybody here, they may help
1518 you to make some new and interesting friends.
1520 If you ever want to delete your account, you can do so at %3$s/settings/removeme
1522 Thank you and welcome to %2$s.',
1530 $email = DI::emailer()
1532 ->withMessage(DI::l10n()->t('Registration details for %s', $sitename), $preamble, $body)
1534 ->withRecipient($user['email'])
1536 return DI::emailer()->send($email);
1540 * @param int $uid user to remove
1542 * @throws HTTPException\InternalServerErrorException
1544 public static function remove(int $uid): bool
1550 Logger::notice('Removing user', ['user' => $uid]);
1552 $user = DBA::selectFirst('user', [], ['uid' => $uid]);
1554 Hook::callAll('remove_user', $user);
1556 // save username (actually the nickname as it is guaranteed
1557 // unique), so it cannot be re-registered in the future.
1558 DBA::insert('userd', ['username' => $user['nickname']]);
1560 // Remove all personal settings, especially connector settings
1561 DBA::delete('pconfig', ['uid' => $uid]);
1563 // The user and related data will be deleted in Friendica\Worker\ExpireAndRemoveUsers
1564 DBA::update('user', ['account_removed' => true, 'account_expires_on' => DateTimeFormat::utc('now + 7 day')], ['uid' => $uid]);
1565 Worker::add(Worker::PRIORITY_HIGH, 'Notifier', Delivery::REMOVAL, $uid);
1567 // Send an update to the directory
1568 $self = DBA::selectFirst('contact', ['url'], ['uid' => $uid, 'self' => true]);
1569 Worker::add(Worker::PRIORITY_LOW, 'Directory', $self['url']);
1571 // Remove the user relevant data
1572 Worker::add(Worker::PRIORITY_NEGLIGIBLE, 'RemoveUser', $uid);
1578 * Return all identities to a user
1580 * @param int $uid The user id
1581 * @return array All identities for this user
1583 * Example for a return:
1587 * 'username' => 'maxmuster',
1588 * 'nickname' => 'Max Mustermann'
1592 * 'username' => 'johndoe',
1593 * 'nickname' => 'John Doe'
1598 public static function identities(int $uid): array
1606 $user = DBA::selectFirst('user', ['uid', 'nickname', 'username', 'parent-uid'], ['uid' => $uid]);
1607 if (!DBA::isResult($user)) {
1611 if ($user['parent-uid'] == 0) {
1612 // First add our own entry
1614 'uid' => $user['uid'],
1615 'username' => $user['username'],
1616 'nickname' => $user['nickname']
1619 // Then add all the children
1622 ['uid', 'username', 'nickname'],
1623 ['parent-uid' => $user['uid'], 'account_removed' => false]
1625 if (DBA::isResult($r)) {
1626 $identities = array_merge($identities, DBA::toArray($r));
1629 // First entry is our parent
1632 ['uid', 'username', 'nickname'],
1633 ['uid' => $user['parent-uid'], 'account_removed' => false]
1635 if (DBA::isResult($r)) {
1636 $identities = DBA::toArray($r);
1639 // Then add all siblings
1642 ['uid', 'username', 'nickname'],
1643 ['parent-uid' => $user['parent-uid'], 'account_removed' => false]
1645 if (DBA::isResult($r)) {
1646 $identities = array_merge($identities, DBA::toArray($r));
1651 "SELECT `user`.`uid`, `user`.`username`, `user`.`nickname`
1653 INNER JOIN `user` ON `manage`.`mid` = `user`.`uid`
1654 WHERE `user`.`account_removed` = 0 AND `manage`.`uid` = ?",
1657 if (DBA::isResult($r)) {
1658 $identities = array_merge($identities, DBA::toArray($r));
1665 * Check if the given user id has delegations or is delegated
1670 public static function hasIdentities(int $uid): bool
1676 $user = DBA::selectFirst('user', ['parent-uid'], ['uid' => $uid, 'account_removed' => false]);
1677 if (!DBA::isResult($user)) {
1681 if ($user['parent-uid'] != 0) {
1685 if (DBA::exists('user', ['parent-uid' => $uid, 'account_removed' => false])) {
1689 if (DBA::exists('manage', ['uid' => $uid])) {
1697 * Returns statistical information about the current users of this node
1703 public static function getStatistics(): array
1707 'active_users_halfyear' => 0,
1708 'active_users_monthly' => 0,
1709 'active_users_weekly' => 0,
1712 $userStmt = DBA::select('owner-view', ['uid', 'login_date', 'last-item'],
1713 ["`verified` AND `login_date` > ? AND NOT `blocked`
1714 AND NOT `account_removed` AND NOT `account_expired`",
1715 DBA::NULL_DATETIME]);
1716 if (!DBA::isResult($userStmt)) {
1720 $halfyear = time() - (180 * 24 * 60 * 60);
1721 $month = time() - (30 * 24 * 60 * 60);
1722 $week = time() - (7 * 24 * 60 * 60);
1724 while ($user = DBA::fetch($userStmt)) {
1725 $statistics['total_users']++;
1727 if ((strtotime($user['login_date']) > $halfyear) || (strtotime($user['last-item']) > $halfyear)
1729 $statistics['active_users_halfyear']++;
1732 if ((strtotime($user['login_date']) > $month) || (strtotime($user['last-item']) > $month)
1734 $statistics['active_users_monthly']++;
1737 if ((strtotime($user['login_date']) > $week) || (strtotime($user['last-item']) > $week)
1739 $statistics['active_users_weekly']++;
1742 DBA::close($userStmt);
1748 * Get all users of the current node
1750 * @param int $start Start count (Default is 0)
1751 * @param int $count Count of the items per page (Default is @see Pager::ITEMS_PER_PAGE)
1752 * @param string $type The type of users, which should get (all, bocked, removed)
1753 * @param string $order Order of the user list (Default is 'contact.name')
1754 * @param bool $descending Order direction (Default is ascending)
1755 * @return array|bool The list of the users
1758 public static function getList(int $start = 0, int $count = Pager::ITEMS_PER_PAGE, string $type = 'all', string $order = 'name', bool $descending = false)
1760 $param = ['limit' => [$start, $count], 'order' => [$order => $descending]];
1764 $condition['account_removed'] = false;
1765 $condition['blocked'] = false;
1769 $condition['account_removed'] = false;
1770 $condition['blocked'] = true;
1771 $condition['verified'] = true;
1775 $condition['account_removed'] = true;
1779 return DBA::selectToArray('owner-view', [], $condition, $param);
1783 * Returns a list of lowercase admin email addresses from the comma-separated list in the config
1787 public static function getAdminEmailList(): array
1789 $adminEmails = strtolower(str_replace(' ', '', DI::config()->get('config', 'admin_email')));
1790 if (!$adminEmails) {
1794 return explode(',', $adminEmails);
1798 * Returns the complete list of admin user accounts
1800 * @param array $fields
1804 public static function getAdminList(array $fields = []): array
1807 'email' => self::getAdminEmailList(),
1811 'account_removed' => false,
1812 'account_expired' => false,
1815 return DBA::selectToArray('user', $fields, $condition, ['order' => ['uid']]);
1819 * Return a list of admin user accounts where each unique email address appears only once.
1821 * This method is meant for admin notifications that do not need to be sent multiple times to the same email address.
1823 * @param array $fields
1827 public static function getAdminListForEmailing(array $fields = []): array
1829 return array_filter(self::getAdminList($fields), function ($user) {
1830 static $emails = [];
1832 if (in_array($user['email'], $emails)) {
1836 $emails[] = $user['email'];