mod/delegate.php

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