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