src/Module/Register.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2010-2021, 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;
  23
  24 use Friendica\BaseModule;
  25 use Friendica\Content\Text\BBCode;
  26 use Friendica\Core\Hook;
  27 use Friendica\Core\L10n;
  28 use Friendica\Core\Logger;
  29 use Friendica\Core\Renderer;
  30 use Friendica\Core\Worker;
  31 use Friendica\Database\DBA;
  32 use Friendica\DI;
  33 use Friendica\Model;
  34 use Friendica\Util\Strings;
  35
  36 /**
  37  * @author Hypolite Petovan <hypolite@mrpetovan.com>
  38  */
  39 class Register extends BaseModule
  40 {
  41         const CLOSED  = 0;
  42         const APPROVE = 1;
  43         const OPEN    = 2;
  44
  45         /**
  46          * Module GET method to display any content
  47          *
  48          * Extend this method if the module is supposed to return any display
  49          * through a GET request. It can be an HTML page through templating or a
  50          * XML feed or a JSON output.
  51          *
  52          * @return string
  53          */
  54         public static function content(array $parameters = [])
  55         {
  56                 // logged in users can register others (people/pages/groups)
  57                 // even with closed registrations, unless specifically prohibited by site policy.
  58                 // 'block_extended_register' blocks all registrations, period.
  59                 $block = DI::config()->get('system', 'block_extended_register');
  60
  61                 if (local_user() && $block) {
  62                         notice(DI::l10n()->t('Permission denied.'));
  63                         return '';
  64                 }
  65
  66                 if (local_user()) {
  67                         $user = DBA::selectFirst('user', ['parent-uid'], ['uid' => local_user()]);
  68                         if (!empty($user['parent-uid'])) {
  69                                 notice(DI::l10n()->t('Only parent users can create additional accounts.'));
  70                                 return '';
  71                         }
  72                 }
  73
  74                 if (!local_user() && (intval(DI::config()->get('config', 'register_policy')) === self::CLOSED)) {
  75                         notice(DI::l10n()->t('Permission denied.'));
  76                         return '';
  77                 }
  78
  79                 $max_dailies = intval(DI::config()->get('system', 'max_daily_registrations'));
  80                 if ($max_dailies) {
  81                         $count = DBA::count('user', ['`register_date` > UTC_TIMESTAMP - INTERVAL 1 day']);
  82                         if ($count >= $max_dailies) {
  83                                 Logger::log('max daily registrations exceeded.');
  84                                 notice(DI::l10n()->t('This site has exceeded the number of allowed daily account registrations. Please try again tomorrow.'));
  85                                 return '';
  86                         }
  87                 }
  88
  89                 $username   = $_REQUEST['username']   ?? '';
  90                 $email      = $_REQUEST['email']      ?? '';
  91                 $openid_url = $_REQUEST['openid_url'] ?? '';
  92                 $nickname   = $_REQUEST['nickname']   ?? '';
  93                 $photo      = $_REQUEST['photo']      ?? '';
  94                 $invite_id  = $_REQUEST['invite_id']  ?? '';
  95
  96                 if (local_user() || DI::config()->get('system', 'no_openid')) {
  97                         $fillwith = '';
  98                         $fillext  = '';
  99                         $oidlabel = '';
 100                 } else {
 101                         $fillwith = DI::l10n()->t('You may (optionally) fill in this form via OpenID by supplying your OpenID and clicking "Register".');
 102                         $fillext  = DI::l10n()->t('If you are not familiar with OpenID, please leave that field blank and fill in the rest of the items.');
 103                         $oidlabel = DI::l10n()->t('Your OpenID (optional): ');
 104                 }
 105
 106                 if (DI::config()->get('system', 'publish_all')) {
 107                         $profile_publish = '<input type="hidden" name="profile_publish_reg" value="1" />';
 108                 } else {
 109                         $publish_tpl = Renderer::getMarkupTemplate('profile/publish.tpl');
 110                         $profile_publish = Renderer::replaceMacros($publish_tpl, [
 111                                 '$instance'     => 'reg',
 112                                 '$pubdesc'      => DI::l10n()->t('Include your profile in member directory?'),
 113                                 '$yes_selected' => '',
 114                                 '$no_selected'  => ' checked="checked"',
 115                                 '$str_yes'      => DI::l10n()->t('Yes'),
 116                                 '$str_no'       => DI::l10n()->t('No'),
 117                         ]);
 118                 }
 119
 120                 $ask_password = !DBA::count('contact');
 121
 122                 $tpl = Renderer::getMarkupTemplate('register.tpl');
 123
 124                 $arr = ['template' => $tpl];
 125
 126                 Hook::callAll('register_form', $arr);
 127
 128                 $tpl = $arr['template'];
 129
 130                 $tos = new Tos();
 131
 132                 $o = Renderer::replaceMacros($tpl, [
 133                         '$invitations'  => DI::config()->get('system', 'invitation_only'),
 134                         '$permonly'     => intval(DI::config()->get('config', 'register_policy')) === self::APPROVE,
 135                         '$permonlybox'  => ['permonlybox', DI::l10n()->t('Note for the admin'), '', DI::l10n()->t('Leave a message for the admin, why you want to join this node'), DI::l10n()->t('Required')],
 136                         '$invite_desc'  => DI::l10n()->t('Membership on this site is by invitation only.'),
 137                         '$invite_label' => DI::l10n()->t('Your invitation code: '),
 138                         '$invite_id'    => $invite_id,
 139                         '$regtitle'     => DI::l10n()->t('Registration'),
 140                         '$registertext' => BBCode::convert(DI::config()->get('config', 'register_text', '')),
 141                         '$fillwith'     => $fillwith,
 142                         '$fillext'      => $fillext,
 143                         '$oidlabel'     => $oidlabel,
 144                         '$openid'       => $openid_url,
 145                         '$namelabel'    => DI::l10n()->t('Your Full Name (e.g. Joe Smith, real or real-looking): '),
 146                         '$addrlabel'    => DI::l10n()->t('Your Email Address: (Initial information will be send there, so this has to be an existing address.)'),
 147                         '$addrlabel2'   => DI::l10n()->t('Please repeat your e-mail address:'),
 148                         '$ask_password' => $ask_password,
 149                         '$password1'    => ['password1', DI::l10n()->t('New Password:'), '', DI::l10n()->t('Leave empty for an auto generated password.')],
 150                         '$password2'    => ['confirm', DI::l10n()->t('Confirm:'), '', ''],
 151                         '$nickdesc'     => DI::l10n()->t('Choose a profile nickname. This must begin with a text character. Your profile address on this site will then be "<strong>nickname@%s</strong>".', DI::baseUrl()->getHostname()),
 152                         '$nicklabel'    => DI::l10n()->t('Choose a nickname: '),
 153                         '$photo'        => $photo,
 154                         '$publish'      => $profile_publish,
 155                         '$regbutt'      => DI::l10n()->t('Register'),
 156                         '$username'     => $username,
 157                         '$email'        => $email,
 158                         '$nickname'     => $nickname,
 159                         '$sitename'     => DI::baseUrl()->getHostname(),
 160                         '$importh'      => DI::l10n()->t('Import'),
 161                         '$importt'      => DI::l10n()->t('Import your profile to this friendica instance'),
 162                         '$showtoslink'  => DI::config()->get('system', 'tosdisplay'),
 163                         '$tostext'      => DI::l10n()->t('Terms of Service'),
 164                         '$showprivstatement' => DI::config()->get('system', 'tosprivstatement'),
 165                         '$privstatement'=> $tos->privacy_complete,
 166                         '$form_security_token' => BaseModule::getFormSecurityToken('register'),
 167                         '$explicit_content' => DI::config()->get('system', 'explicit_content', false),
 168                         '$explicit_content_note' => DI::l10n()->t('Note: This node explicitly contains adult content'),
 169                         '$additional'   => !empty(local_user()),
 170                         '$parent_password' => ['parent_password', DI::l10n()->t('Parent Password:'), '', DI::l10n()->t('Please enter the password of the parent account to legitimize your request.')]
 171
 172                 ]);
 173
 174                 return $o;
 175         }
 176
 177         /**
 178          * Module POST method to process submitted data
 179          *
 180          * Extend this method if the module is supposed to process POST requests.
 181          * Doesn't display any content
 182          */
 183         public static function post(array $parameters = [])
 184         {
 185                 BaseModule::checkFormSecurityTokenRedirectOnError('/register', 'register');
 186
 187                 $arr = ['post' => $_POST];
 188                 Hook::callAll('register_post', $arr);
 189
 190                 $additional_account = false;
 191
 192                 if (!local_user() && !empty($arr['post']['parent_password'])) {
 193                         notice(DI::l10n()->t('Permission denied.'));
 194                         return;
 195                 } elseif (local_user() && !empty($arr['post']['parent_password'])) {
 196                         try {
 197                                 Model\User::getIdFromPasswordAuthentication(local_user(), $arr['post']['parent_password']);
 198                         } catch (\Exception $ex) {
 199                                 notice(DI::l10n()->t("Password doesn't match."));
 200                                 $regdata = ['nickname' => $arr['post']['nickname'], 'username' => $arr['post']['username']];
 201                                 DI::baseUrl()->redirect('register?' . http_build_query($regdata));
 202                         }
 203                         $additional_account = true;
 204                 } elseif (local_user()) {
 205                         notice(DI::l10n()->t('Please enter your password.'));
 206                         $regdata = ['nickname' => $arr['post']['nickname'], 'username' => $arr['post']['username']];
 207                         DI::baseUrl()->redirect('register?' . http_build_query($regdata));
 208                 }
 209
 210                 $max_dailies = intval(DI::config()->get('system', 'max_daily_registrations'));
 211                 if ($max_dailies) {
 212                         $count = DBA::count('user', ['`register_date` > UTC_TIMESTAMP - INTERVAL 1 day']);
 213                         if ($count >= $max_dailies) {
 214                                 return;
 215                         }
 216                 }
 217
 218                 switch (DI::config()->get('config', 'register_policy')) {
 219                         case self::OPEN:
 220                                 $blocked = 0;
 221                                 $verified = 1;
 222                                 break;
 223
 224                         case self::APPROVE:
 225                                 $blocked = 1;
 226                                 $verified = 0;
 227                                 break;
 228
 229                         case self::CLOSED:
 230                         default:
 231                                 if (empty($_SESSION['authenticated']) && empty($_SESSION['administrator'])) {
 232                                         notice(DI::l10n()->t('Permission denied.'));
 233                                         return;
 234                                 }
 235                                 $blocked = 1;
 236                                 $verified = 0;
 237                                 break;
 238                 }
 239
 240                 $netpublish = !empty($_POST['profile_publish_reg']);
 241
 242                 $arr = $_POST;
 243
 244                 // Is there text in the tar pit?
 245                 if (!empty($arr['email'])) {
 246                         Logger::info('Tar pit', $arr);
 247                         notice(DI::l10n()->t('You have entered too much information.'));
 248                         DI::baseUrl()->redirect('register/');
 249                 }
 250
 251
 252                 // Overwriting the "tar pit" field with the real one
 253                 $arr['email'] = $arr['field1'];
 254
 255                 if ($additional_account) {
 256                         $user = DBA::selectFirst('user', ['email'], ['uid' => local_user()]);
 257                         if (!DBA::isResult($user)) {
 258                                 notice(DI::l10n()->t('User not found.'));
 259                                 DI::baseUrl()->redirect('register');
 260                         }
 261
 262                         $blocked = 0;
 263                         $verified = 1;
 264
 265                         $arr['password1'] = $arr['confirm'] = $arr['parent_password'];
 266                         $arr['repeat'] = $arr['email'] = $user['email'];
 267                 }
 268
 269                 if ($arr['email'] != $arr['repeat']) {
 270                         Logger::info('Mail mismatch', $arr);
 271                         notice(DI::l10n()->t('Please enter the identical mail address in the second field.'));
 272                         $regdata = ['email' => $arr['email'], 'nickname' => $arr['nickname'], 'username' => $arr['username']];
 273                         DI::baseUrl()->redirect('register?' . http_build_query($regdata));
 274                 }
 275
 276                 $arr['blocked'] = $blocked;
 277                 $arr['verified'] = $verified;
 278                 $arr['language'] = L10n::detectLanguage($_SERVER, $_GET, DI::config()->get('system', 'language'));
 279
 280                 try {
 281                         $result = Model\User::create($arr);
 282                 } catch (\Exception $e) {
 283                         notice($e->getMessage());
 284                         return;
 285                 }
 286
 287                 $user = $result['user'];
 288
 289                 $base_url = DI::baseUrl()->get();
 290
 291                 if ($netpublish && intval(DI::config()->get('config', 'register_policy')) !== self::APPROVE) {
 292                         $url = $base_url . '/profile/' . $user['nickname'];
 293                         Worker::add(PRIORITY_LOW, 'Directory', $url);
 294                 }
 295
 296                 if ($additional_account) {
 297                         DBA::update('user', ['parent-uid' => local_user()], ['uid' => $user['uid']]);
 298                         info(DI::l10n()->t('The additional account was created.'));
 299                         DI::baseUrl()->redirect('delegation');
 300                 }
 301
 302                 $using_invites = DI::config()->get('system', 'invitation_only');
 303                 $num_invites   = DI::config()->get('system', 'number_invites');
 304                 $invite_id = (!empty($_POST['invite_id']) ? Strings::escapeTags(trim($_POST['invite_id'])) : '');
 305
 306                 if (intval(DI::config()->get('config', 'register_policy')) === self::OPEN) {
 307                         if ($using_invites && $invite_id) {
 308                                 Model\Register::deleteByHash($invite_id);
 309                                 DI::pConfig()->set($user['uid'], 'system', 'invites_remaining', $num_invites);
 310                         }
 311
 312                         // Only send a password mail when the password wasn't manually provided
 313                         if (empty($_POST['password1']) || empty($_POST['confirm'])) {
 314                                 $res = Model\User::sendRegisterOpenEmail(
 315                                         DI::l10n()->withLang($arr['language']),
 316                                         $user,
 317                                         DI::config()->get('config', 'sitename'),
 318                                         $base_url,
 319                                         $result['password']
 320                                 );
 321
 322                                 if ($res) {
 323                                         info(DI::l10n()->t('Registration successful. Please check your email for further instructions.'));
 324                                         DI::baseUrl()->redirect();
 325                                 } else {
 326                                         notice(
 327                                                 DI::l10n()->t('Failed to send email message. Here your accout details:<br> login: %s<br> password: %s<br><br>You can change your password after login.',
 328                                                         $user['email'],
 329                                                         $result['password'])
 330                                         );
 331                                 }
 332                         } else {
 333                                 info(DI::l10n()->t('Registration successful.'));
 334                                 DI::baseUrl()->redirect();
 335                         }
 336                 } elseif (intval(DI::config()->get('config', 'register_policy')) === self::APPROVE) {
 337                         if (!strlen(DI::config()->get('config', 'admin_email'))) {
 338                                 notice(DI::l10n()->t('Your registration can not be processed.'));
 339                                 DI::baseUrl()->redirect();
 340                         }
 341
 342                         // Check if the note to the admin is actually filled out
 343                         if (empty($_POST['permonlybox'])) {
 344                                 notice(DI::l10n()->t('You have to leave a request note for the admin.')
 345                                         . DI::l10n()->t('Your registration can not be processed.'));
 346
 347                                 DI::baseUrl()->redirect('register/');
 348                         }
 349
 350                         Model\Register::createForApproval($user['uid'], DI::config()->get('system', 'language'), $_POST['permonlybox']);
 351
 352                         // invite system
 353                         if ($using_invites && $invite_id) {
 354                                 Model\Register::deleteByHash($invite_id);
 355                                 DI::pConfig()->set($user['uid'], 'system', 'invites_remaining', $num_invites);
 356                         }
 357
 358                         // send email to admins
 359                         $admins_stmt = DBA::select(
 360                                 'user',
 361                                 ['uid', 'language', 'email'],
 362                                 ['email' => explode(',', str_replace(' ', '', DI::config()->get('config', 'admin_email')))]
 363                         );
 364
 365                         // send notification to admins
 366                         while ($admin = DBA::fetch($admins_stmt)) {
 367                                 \notification([
 368                                         'type'         => Model\Notification\Type::SYSTEM,
 369                                         'event'        => 'SYSTEM_REGISTER_REQUEST',
 370                                         'uid'          => $admin['uid'],
 371                                         'link'         => $base_url . '/admin/users/',
 372                                         'source_name'  => $user['username'],
 373                                         'source_mail'  => $user['email'],
 374                                         'source_nick'  => $user['nickname'],
 375                                         'source_link'  => $base_url . '/admin/users/',
 376                                         'source_photo' => $base_url . '/photo/avatar/' . $user['uid'] . '.jpg',
 377                                         'show_in_notification_page' => false
 378                                 ]);
 379                         }
 380                         DBA::close($admins_stmt);
 381
 382                         // send notification to the user, that the registration is pending
 383                         Model\User::sendRegisterPendingEmail(
 384                                 $user,
 385                                 DI::config()->get('config', 'sitename'),
 386                                 $base_url,
 387                                 $result['password']
 388                         );
 389
 390                         info(DI::l10n()->t('Your registration is pending approval by the site owner.'));
 391                         DI::baseUrl()->redirect();
 392                 }
 393
 394                 return;
 395         }
 396 }