src/Module/Settings/Delegation.php

   1 <?php
   2
   3 namespace Friendica\Module\Settings;
   4
   5 use Friendica\App\Arguments;
   6 use Friendica\BaseModule;
   7 use Friendica\Core\L10n;
   8 use Friendica\Core\Protocol;
   9 use Friendica\Core\Renderer;
  10 use Friendica\Core\Session;
  11 use Friendica\Core\System;
  12 use Friendica\Database\DBA;
  13 use Friendica\Model\User;
  14 use Friendica\Module\BaseSettingsModule;
  15 use Friendica\Network\HTTPException;
  16 use Friendica\Util\Strings;
  17
  18 class Delegation extends BaseSettingsModule
  19 {
  20         public static function post()
  21         {
  22                 if (!local_user() || !empty(self::getApp()->user['uid']) && self::getApp()->user['uid'] != local_user()) {
  23                         throw new HTTPException\ForbiddenException(L10n::t('Permission denied.'));
  24                 }
  25
  26                 BaseModule::checkFormSecurityTokenRedirectOnError('settings/delegation', 'delegate');
  27
  28                 $parent_uid = $_POST['parent_user'] ?? 0;
  29                 $parent_password = $_POST['parent_password'] ?? '';
  30
  31                 if ($parent_uid != 0) {
  32                         $user = DBA::selectFirst('user', ['nickname'], ['uid' => $parent_uid]);
  33                         if (!DBA::isResult($user)) {
  34                                 notice(L10n::t('Parent user not found.'));
  35                                 return;
  36                         }
  37
  38                         try {
  39                                 User::getIdFromPasswordAuthentication($user['nickname'], $parent_password);
  40                                 info(L10n::t('Delegation successfully granted.'));
  41                         } catch (\Throwable $ex) {
  42                                 notice(L10n::t('Parent user password doesn\'t match.'));
  43                                 return;
  44                         }
  45                 } else {
  46                         info(L10n::t('Delegation successfully revoked.'));
  47                 }
  48
  49                 DBA::update('user', ['parent-uid' => $parent_uid], ['uid' => local_user()]);
  50         }
  51
  52         public static function content()
  53         {
  54                 parent::content();
  55
  56                 if (!local_user()) {
  57                         throw new HTTPException\ForbiddenException(L10n::t('Permission denied.'));
  58                 }
  59
  60                 /** @var Arguments $args */
  61                 $args = self::getClass(Arguments::class);
  62
  63                 $action = $args->get(2);
  64                 $user_id = $args->get(3);
  65                 if ($action === 'add' && $user_id) {
  66                         if (Session::get('submanage')) {
  67                                 notice(L10n::t('Delegated administrators can view but not change delegation permissions.'));
  68                                 self::getApp()->internalRedirect('settings/delegation');
  69                         }
  70
  71                         $user = DBA::selectFirst('user', ['nickname'], ['uid' => $user_id]);
  72                         if (DBA::isResult($user)) {
  73                                 $condition = [
  74                                         'uid' => local_user(),
  75                                         'nurl' => Strings::normaliseLink(System::baseUrl() . '/profile/' . $user['nickname'])
  76                                 ];
  77                                 if (DBA::exists('contact', $condition)) {
  78                                         DBA::insert('manage', ['uid' => $user_id, 'mid' => local_user()]);
  79                                 }
  80                         } else {
  81                                 notice(L10n::t('Delegate user not found.'));
  82                         }
  83
  84                         self::getApp()->internalRedirect('settings/delegation');
  85                 }
  86
  87                 if ($action === 'remove' && $user_id) {
  88                         if (Session::get('submanage')) {
  89                                 notice(L10n::t('Delegated administrators can view but not change delegation permissions.'));
  90                                 self::getApp()->internalRedirect('settings/delegation');
  91                         }
  92
  93                         DBA::delete('manage', ['uid' => $user_id, 'mid' => local_user()]);
  94                         self::getApp()->internalRedirect('settings/delegation');
  95                 }
  96
  97                 // find everybody that currently has delegated management to this account/page
  98                 $delegates = DBA::selectToArray('user', [], ['`uid` IN (SELECT `uid` FROM `manage` WHERE `mid` = ?)', local_user()]);
  99
 100                 $uids = [];
 101                 foreach ($delegates as $user) {
 102                         $uids[] = $user['uid'];
 103                 }
 104
 105                 // find every contact who might be a candidate for delegation
 106                 $potentials = [];
 107
 108                 $contacts = DBA::selectToArray(
 109                         'contact',
 110                         ['nurl'],
 111                         [
 112                                 "`self` = 0 AND SUBSTRING_INDEX(`nurl`, '/', 3) = ? AND `uid` = ? AND `network` = ?",
 113                                 Strings::normaliseLink(System::baseUrl()),
 114                                 local_user(),
 115                                 Protocol::DFRN,
 116                         ]
 117                 );
 118                 if ($contacts) {
 119                         $nicknames = [];
 120                         foreach ($contacts as $contact) {
 121                                 $nicknames[] = "'" . DBA::escape(basename($contact['nurl'])) . "'";
 122                         }
 123
 124                         // get user records for all potential page delegates who are not already delegates or managers
 125                         $potentialDelegateUsers = DBA::selectToArray('user', ['uid', 'username', 'nickname'], ['nickname' => $nicknames]);
 126                         foreach ($potentialDelegateUsers as $user) {
 127                                 if (!in_array($user['uid'], $uids)) {
 128                                         $potentials[] = $user;
 129                                 }
 130                         }
 131                 }
 132
 133                 $parent_user = null;
 134                 $parent_password = null;
 135                 $user = DBA::selectFirst('user', ['parent-uid', 'email'], ['uid' => local_user()]);
 136                 if (DBA::isResult($user) && !DBA::exists('user', ['parent-uid' => local_user()])) {
 137                         $parent_uid = $user['parent-uid'];
 138                         $parents = [0 => L10n::t('No parent user')];
 139
 140                         $fields = ['uid', 'username', 'nickname'];
 141                         $condition = ['email' => $user['email'], 'verified' => true, 'blocked' => false, 'parent-uid' => 0];
 142                         $parent_users = DBA::selectToArray('user', $fields, $condition);
 143                         foreach($parent_users as $parent) {
 144                                 if ($parent['uid'] != local_user()) {
 145                                         $parents[$parent['uid']] = sprintf('%s (%s)', $parent['username'], $parent['nickname']);
 146                                 }
 147                         }
 148
 149                         $parent_user = ['parent_user', '', $parent_uid, '', $parents];
 150                         $parent_password = ['parent_password', L10n::t('Parent Password:'), '', L10n::t('Please enter the password of the parent account to legitimize your request.')];
 151                 }
 152
 153                 $o = Renderer::replaceMacros(Renderer::getMarkupTemplate('settings/delegation.tpl'), [
 154                         '$form_security_token' => BaseModule::getFormSecurityToken('delegate'),
 155                         '$parent_header' => L10n::t('Parent User'),
 156                         '$parent_user' => $parent_user,
 157                         '$parent_password' => $parent_password,
 158                         '$parent_desc' => L10n::t('Parent users have total control about this account, including the account settings. Please double check whom you give this access.'),
 159                         '$submit' => L10n::t('Save Settings'),
 160                         '$header' => L10n::t('Delegate Page Management'),
 161                         '$delegates_header' => L10n::t('Delegates'),
 162                         '$base' => System::baseUrl(),
 163                         '$desc' => L10n::t('Delegates are able to manage all aspects of this account/page except for basic account settings. Please do not delegate your personal account to anybody that you do not trust completely.'),
 164                         '$head_delegates' => L10n::t('Existing Page Delegates'),
 165                         '$delegates' => $delegates,
 166                         '$head_potentials' => L10n::t('Potential Delegates'),
 167                         '$potentials' => $potentials,
 168                         '$remove' => L10n::t('Remove'),
 169                         '$add' => L10n::t('Add'),
 170                         '$none' => L10n::t('No entries.')
 171                 ]);
 172
 173                 return $o;
 174         }
 175 }