mod/delegate.php

   1 <?php
   2 /**
   3  * @file mod/delegate.php
   4  */
   5
   6 use Friendica\App;
   7 use Friendica\Core\L10n;
   8 use Friendica\Core\System;
   9 use Friendica\Database\DBA;
  10 use Friendica\Model\User;
  11
  12 require_once 'mod/settings.php';
  13
  14 function delegate_init(App $a)
  15 {
  16         return settings_init($a);
  17 }
  18
  19 function delegate_post(App $a)
  20 {
  21         if (!local_user()) {
  22                 return;
  23         }
  24
  25         if (count($a->user) && x($a->user, 'uid') && $a->user['uid'] != local_user()) {
  26                 notice(L10n::t('Permission denied.') . EOL);
  27                 return;
  28         }
  29
  30         check_form_security_token_redirectOnErr('/delegate', 'delegate');
  31
  32         $parent_uid = defaults($_POST, 'parent_user', 0);
  33         $parent_password = defaults($_POST, 'parent_password', '');
  34
  35         if ($parent_uid != 0) {
  36                 $user = DBA::selectFirst('user', ['nickname'], ['uid' => $parent_uid]);
  37                 if (!DBA::isResult($user)) {
  38                         notice(L10n::t('Parent user not found.') . EOL);
  39                         return;
  40                 }
  41
  42                 $success = User::authenticate($user['nickname'], trim($parent_password));
  43                 if (!$success) {
  44                         notice(L10n::t('Permission denied.') . EOL);
  45                         return;
  46                 }
  47         }
  48
  49         DBA::update('user', ['parent-uid' => $parent_uid], ['uid' => local_user()]);
  50 }
  51
  52 function delegate_content(App $a)
  53 {
  54         if (!local_user()) {
  55                 notice(L10n::t('Permission denied.') . EOL);
  56                 return;
  57         }
  58
  59         if ($a->argc > 2 && $a->argv[1] === 'add' && intval($a->argv[2])) {
  60                 // delegated admins can view but not change delegation permissions
  61                 if (x($_SESSION, 'submanage')) {
  62                         goaway(System::baseUrl() . '/delegate');
  63                 }
  64
  65                 $user_id = $a->argv[2];
  66
  67                 $user = DBA::selectFirst('user', ['nickname'], ['uid' => $user_id]);
  68                 if (DBA::isResult($user)) {
  69                         $condition = [
  70                                 'uid' => local_user(),
  71                                 'nurl' => normalise_link(System::baseUrl() . '/profile/' . $user['nickname'])
  72                         ];
  73                         if (DBA::exists('contact', $condition)) {
  74                                 DBA::insert('manage', ['uid' => $user_id, 'mid' => local_user()]);
  75                         }
  76                 }
  77                 goaway(System::baseUrl() . '/delegate');
  78         }
  79
  80         if ($a->argc > 2 && $a->argv[1] === 'remove' && intval($a->argv[2])) {
  81                 // delegated admins can view but not change delegation permissions
  82                 if (x($_SESSION, 'submanage')) {
  83                         goaway(System::baseUrl() . '/delegate');
  84                 }
  85
  86                 DBA::delete('manage', ['uid' => $a->argv[2], 'mid' => local_user()]);
  87                 goaway(System::baseUrl() . '/delegate');
  88         }
  89
  90         // find everybody that currently has delegated management to this account/page
  91         $delegates = [];
  92         $r = q("SELECT * FROM `user` WHERE `uid` IN (SELECT `uid` FROM `manage` WHERE `mid` = %d)",
  93                 intval(local_user())
  94         );
  95         if (DBA::isResult($r)) {
  96                 $delegates = $r;
  97         }
  98
  99         $uids = [];
 100         foreach ($delegates as $rr) {
 101                 $uids[] = $rr['uid'];
 102         }
 103
 104         // find every contact who might be a candidate for delegation
 105         $potentials = [];
 106
 107         $r = q("SELECT `nurl`
 108                 FROM `contact`
 109                 WHERE `self` = 0
 110                 AND SUBSTRING_INDEX(`nurl`, '/', 3) = '%s'
 111                 AND `uid` = %d
 112                 AND `network` = '%s' ",
 113                 dbesc(normalise_link(System::baseUrl())),
 114                 intval(local_user()),
 115                 dbesc(NETWORK_DFRN)
 116         );
 117         if (DBA::isResult($r)) {
 118                 $nicknames = [];
 119                 foreach ($r as $rr) {
 120                         $nicknames[] = "'" . dbesc(basename($rr['nurl'])) . "'";
 121                 }
 122
 123                 $nicks = implode(',', $nicknames);
 124
 125                 // get user records for all potential page delegates who are not already delegates or managers
 126                 $r = q("SELECT `uid`, `username`, `nickname` FROM `user` WHERE `nickname` IN ($nicks)");
 127                 if (DBA::isResult($r)) {
 128                         foreach ($r as $rr) {
 129                                 if (!in_array($rr['uid'], $uids)) {
 130                                         $potentials[] = $rr;
 131                                 }
 132                         }
 133                 }
 134         }
 135
 136         settings_init($a);
 137
 138         $user = DBA::selectFirst('user', ['parent-uid', 'email'], ['uid' => local_user()]);
 139
 140         $parent_user = null;
 141
 142         if (DBA::isResult($user)) {
 143                 if (!DBA::exists('user', ['parent-uid' => local_user()])) {
 144                         $parent_uid = $user['parent-uid'];
 145                         $parents = [0 => L10n::t('No parent user')];
 146
 147                         $fields = ['uid', 'username', 'nickname'];
 148                         $condition = ['email' => $user['email'], 'verified' => true, 'blocked' => false, 'parent-uid' => 0];
 149                         $parent_users = DBA::select('user', $fields, $condition);
 150                         while ($parent = DBA::fetch($parent_users)) {
 151                                 if ($parent['uid'] != local_user()) {
 152                                         $parents[$parent['uid']] = sprintf('%s (%s)', $parent['username'], $parent['nickname']);
 153                                 }
 154                         }
 155                         $parent_user = ['parent_user', '', $parent_uid, '', $parents];
 156                 }
 157         }
 158
 159         if (!is_null($parent_user)) {
 160                 $parent_password = ['parent_password', L10n::t('Parent Password:'), '', L10n::t('Please enter the password of the parent account to legitimize your request.')];
 161         }
 162
 163         $o = replace_macros(get_markup_template('delegate.tpl'), [
 164                 '$form_security_token' => get_form_security_token('delegate'),
 165                 '$parent_header' => L10n::t('Parent User'),
 166                 '$parent_user' => $parent_user,
 167                 '$parent_password' => $parent_password,
 168                 '$parent_desc' => L10n::t('Parent users have total control about this account, including the account settings. Please double check whom you give this access.'),
 169                 '$submit' => L10n::t('Save Settings'),
 170                 '$header' => L10n::t('Delegate Page Management'),
 171                 '$delegates_header' => L10n::t('Delegates'),
 172                 '$base' => System::baseUrl(),
 173                 '$desc' => L10n::t('Delegates are able to manage all aspects of this account/page except for basic account settings. Please do not delegate your personal account to anybody that you do not trust completely.'),
 174                 '$head_delegates' => L10n::t('Existing Page Delegates'),
 175                 '$delegates' => $delegates,
 176                 '$head_potentials' => L10n::t('Potential Delegates'),
 177                 '$potentials' => $potentials,
 178                 '$remove' => L10n::t('Remove'),
 179                 '$add' => L10n::t('Add'),
 180                 '$none' => L10n::t('No entries.')
 181         ]);
 182
 183
 184         return $o;
 185 }