src/Module/Settings/Delegation.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2010-2022, the Friendica project
   4  *
   5  * @license GNU AGPL version 3 or any later version
   6  *
   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.
  11  *
  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.
  16  *
  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/>.
  19  *
  20  */
  21
  22 namespace Friendica\Module\Settings;
  23
  24 use Friendica\BaseModule;
  25 use Friendica\Core\Renderer;
  26 use Friendica\Core\Session;
  27 use Friendica\Database\DBA;
  28 use Friendica\DI;
  29 use Friendica\Model\User;
  30 use Friendica\Module\BaseSettings;
  31 use Friendica\Network\HTTPException;
  32 use Friendica\Util\Strings;
  33
  34 /**
  35  * Account delegation settings module
  36  */
  37 class Delegation extends BaseSettings
  38 {
  39         protected function post(array $request = [])
  40         {
  41                 if (!DI::app()->isLoggedIn()) {
  42                         throw new HTTPException\ForbiddenException(DI::l10n()->t('Permission denied.'));
  43                 }
  44
  45                 BaseModule::checkFormSecurityTokenRedirectOnError('settings/delegation', 'delegate');
  46
  47                 $parent_uid = (int)$_POST['parent_user'] ?? 0;
  48                 $parent_password = $_POST['parent_password'] ?? '';
  49
  50                 if ($parent_uid != 0) {
  51                         try {
  52                                 User::getIdFromPasswordAuthentication($parent_uid, $parent_password);
  53                                 info(DI::l10n()->t('Delegation successfully granted.'));
  54                         } catch (\Exception $ex) {
  55                                 notice(DI::l10n()->t('Parent user not found, unavailable or password doesn\'t match.'));
  56                                 return;
  57                         }
  58                 } else {
  59                         info(DI::l10n()->t('Delegation successfully revoked.'));
  60                 }
  61
  62                 DBA::update('user', ['parent-uid' => $parent_uid], ['uid' => local_user()]);
  63         }
  64
  65         protected function content(array $request = []): string
  66         {
  67                 parent::content();
  68
  69                 if (!local_user()) {
  70                         throw new HTTPException\ForbiddenException(DI::l10n()->t('Permission denied.'));
  71                 }
  72
  73                 $args = DI::args();
  74
  75                 // @TODO Replace with router-provided arguments
  76                 $action = $args->get(2);
  77                 $user_id = $args->get(3);
  78
  79                 if ($action === 'add' && $user_id) {
  80                         if (Session::get('submanage')) {
  81                                 notice(DI::l10n()->t('Delegated administrators can view but not change delegation permissions.'));
  82                                 DI::baseUrl()->redirect('settings/delegation');
  83                         }
  84
  85                         $user = User::getById($user_id, ['nickname']);
  86                         if (DBA::isResult($user)) {
  87                                 $condition = [
  88                                         'uid' => local_user(),
  89                                         'nurl' => Strings::normaliseLink(DI::baseUrl() . '/profile/' . $user['nickname'])
  90                                 ];
  91                                 if (DBA::exists('contact', $condition)) {
  92                                         DBA::insert('manage', ['uid' => $user_id, 'mid' => local_user()]);
  93                                 }
  94                         } else {
  95                                 notice(DI::l10n()->t('Delegate user not found.'));
  96                         }
  97
  98                         DI::baseUrl()->redirect('settings/delegation');
  99                 }
 100
 101                 if ($action === 'remove' && $user_id) {
 102                         if (Session::get('submanage')) {
 103                                 notice(DI::l10n()->t('Delegated administrators can view but not change delegation permissions.'));
 104                                 DI::baseUrl()->redirect('settings/delegation');
 105                         }
 106
 107                         DBA::delete('manage', ['uid' => $user_id, 'mid' => local_user()]);
 108                         DI::baseUrl()->redirect('settings/delegation');
 109                 }
 110
 111                 // find everybody that currently has delegated management to this account/page
 112                 $delegates = DBA::selectToArray('user', [], ['`uid` IN (SELECT `uid` FROM `manage` WHERE `mid` = ?)', local_user()]);
 113
 114                 $uids = [];
 115                 foreach ($delegates as $user) {
 116                         $uids[] = $user['uid'];
 117                 }
 118
 119                 // find every contact who might be a candidate for delegation
 120                 $potentials = [];
 121                 $nicknames = [];
 122
 123                 $condition = ['baseurl' => DI::baseUrl(), 'self' => false, 'uid' => local_user(), 'blocked' => false];
 124                 $contacts = DBA::select('contact', ['nick'], $condition);
 125                 while ($contact = DBA::fetch($contacts)) {
 126                         $nicknames[] = $contact['nick'];
 127                 }
 128                 DBA::close($contacts);
 129
 130                 // get user records for all potential page delegates who are not already delegates or managers
 131                 $potentialDelegateUsers = DBA::selectToArray('user', ['uid', 'username', 'nickname'], ['nickname' => $nicknames]);
 132                 foreach ($potentialDelegateUsers as $user) {
 133                         if (!in_array($user['uid'], $uids)) {
 134                                 $potentials[] = $user;
 135                         }
 136                 }
 137
 138                 $parent_user = null;
 139                 $parent_password = null;
 140                 $user = User::getById(local_user(), ['parent-uid', 'email']);
 141                 if (DBA::isResult($user) && !DBA::exists('user', ['parent-uid' => local_user()])) {
 142                         $parent_uid = $user['parent-uid'];
 143                         $parents = [0 => DI::l10n()->t('No parent user')];
 144
 145                         $fields = ['uid', 'username', 'nickname'];
 146                         $condition = ['email' => $user['email'], 'verified' => true, 'blocked' => false, 'parent-uid' => 0];
 147                         $parent_users = DBA::selectToArray('user', $fields, $condition);
 148                         foreach($parent_users as $parent) {
 149                                 if ($parent['uid'] != local_user()) {
 150                                         $parents[$parent['uid']] = sprintf('%s (%s)', $parent['username'], $parent['nickname']);
 151                                 }
 152                         }
 153
 154                         $parent_user = ['parent_user', DI::l10n()->t('Parent User'), $parent_uid, '', $parents];
 155                         $parent_password = ['parent_password', DI::l10n()->t('Parent Password:'), '', DI::l10n()->t('Please enter the password of the parent account to legitimize your request.')];
 156                 }
 157
 158                 $is_child_user = !empty($user['parent-uid']);
 159
 160                 $o = Renderer::replaceMacros(Renderer::getMarkupTemplate('settings/delegation.tpl'), [
 161                         '$form_security_token' => BaseModule::getFormSecurityToken('delegate'),
 162                         '$account_header' => DI::l10n()->t('Additional Accounts'),
 163                         '$account_desc' => DI::l10n()->t('Register additional accounts that are automatically connected to your existing account so you can manage them from this account.'),
 164                         '$add_account' => DI::l10n()->t('Register an additional account'),
 165                         '$parent_header' => DI::l10n()->t('Parent User'),
 166                         '$parent_user' => $parent_user,
 167                         '$parent_password' => $parent_password,
 168                         '$parent_desc' => DI::l10n()->t('Parent users have total control about this account, including the account settings. Please double check whom you give this access.'),
 169                         '$is_child_user' => $is_child_user,
 170                         '$submit' => DI::l10n()->t('Save Settings'),
 171                         '$header' => DI::l10n()->t('Manage Accounts'),
 172                         '$delegates_header' => DI::l10n()->t('Delegates'),
 173                         '$base' => DI::baseUrl(),
 174                         '$desc' => DI::l10n()->t('Delegates are able to manage all aspects of this account/page except for basic account settings. Please do not delegate your personal account to anybody that you do not trust completely.'),
 175                         '$head_delegates' => DI::l10n()->t('Existing Page Delegates'),
 176                         '$delegates' => $delegates,
 177                         '$head_potentials' => DI::l10n()->t('Potential Delegates'),
 178                         '$potentials' => $potentials,
 179                         '$remove' => DI::l10n()->t('Remove'),
 180                         '$add' => DI::l10n()->t('Add'),
 181                         '$none' => DI::l10n()->t('No entries.')
 182                 ]);
 183
 184                 return $o;
 185         }
 186 }