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\App;
  25 use Friendica\BaseModule;
  26 use Friendica\Content\Text\BBCode;
  27 use Friendica\Core\Hook;
  28 use Friendica\Core\L10n;
  29 use Friendica\Core\Logger;
  30 use Friendica\Core\Renderer;
  31 use Friendica\Core\Worker;
  32 use Friendica\Database\DBA;
  33 use Friendica\DI;
  34 use Friendica\Model;
  35 use Friendica\Model\User;
  36 use Friendica\Util\Profiler;
  37 use Friendica\Util\Proxy;
  38 use Psr\Log\LoggerInterface;
  39
  40 /**
  41  * @author Hypolite Petovan <hypolite@mrpetovan.com>
  42  */
  43 class Register extends BaseModule
  44 {
  45         const CLOSED  = 0;
  46         const APPROVE = 1;
  47         const OPEN    = 2;
  48
  49         /** @var Tos */
  50         protected $tos;
  51
  52         public function __construct(L10n $l10n, App\BaseURL $baseUrl, App\Arguments $args, LoggerInterface $logger, Profiler $profiler, Tos $tos, array $server, array $parameters = [])
  53         {
  54                 parent::__construct($l10n, $baseUrl, $args, $logger, $profiler, $server, $parameters);
  55
  56                 $this->tos = $tos;
  57         }
  58
  59         /**
  60          * Module GET method to display any content
  61          *
  62          * Extend this method if the module is supposed to return any display
  63          * through a GET request. It can be an HTML page through templating or a
  64          * XML feed or a JSON output.
  65          *
  66          * @return string
  67          */
  68         protected function content(array $request = []): string
  69         {
  70                 // logged in users can register others (people/pages/groups)
  71                 // even with closed registrations, unless specifically prohibited by site policy.
  72                 // 'block_extended_register' blocks all registrations, period.
  73                 $block = DI::config()->get('system', 'block_extended_register');
  74
  75                 if (local_user() && $block) {
  76                         notice(DI::l10n()->t('Permission denied.'));
  77                         return '';
  78                 }
  79
  80                 if (local_user()) {
  81                         $user = DBA::selectFirst('user', ['parent-uid'], ['uid' => local_user()]);
  82                         if (!empty($user['parent-uid'])) {
  83                                 notice(DI::l10n()->t('Only parent users can create additional accounts.'));
  84                                 return '';
  85                         }
  86                 }
  87
  88                 if (!local_user() && (intval(DI::config()->get('config', 'register_policy')) === self::CLOSED)) {
  89                         notice(DI::l10n()->t('Permission denied.'));
  90                         return '';
  91                 }
  92
  93                 $max_dailies = intval(DI::config()->get('system', 'max_daily_registrations'));
  94                 if ($max_dailies) {
  95                         $count = DBA::count('user', ['`register_date` > UTC_TIMESTAMP - INTERVAL 1 day']);
  96                         if ($count >= $max_dailies) {
  97                                 Logger::notice('max daily registrations exceeded.');
  98                                 notice(DI::l10n()->t('This site has exceeded the number of allowed daily account registrations. Please try again tomorrow.'));
  99                                 return '';
 100                         }
 101                 }
 102
 103                 $username   = $_REQUEST['username']   ?? '';
 104                 $email      = $_REQUEST['email']      ?? '';
 105                 $openid_url = $_REQUEST['openid_url'] ?? '';
 106                 $nickname   = $_REQUEST['nickname']   ?? '';
 107                 $photo      = $_REQUEST['photo']      ?? '';
 108                 $invite_id  = $_REQUEST['invite_id']  ?? '';
 109
 110                 if (local_user() || DI::config()->get('system', 'no_openid')) {
 111                         $fillwith = '';
 112                         $fillext  = '';
 113                         $oidlabel = '';
 114                 } else {
 115                         $fillwith = DI::l10n()->t('You may (optionally) fill in this form via OpenID by supplying your OpenID and clicking "Register".');
 116                         $fillext  = DI::l10n()->t('If you are not familiar with OpenID, please leave that field blank and fill in the rest of the items.');
 117                         $oidlabel = DI::l10n()->t('Your OpenID (optional): ');
 118                 }
 119
 120                 if (DI::config()->get('system', 'publish_all')) {
 121                         $profile_publish = '<input type="hidden" name="profile_publish_reg" value="1" />';
 122                 } else {
 123                         $publish_tpl = Renderer::getMarkupTemplate('profile/publish.tpl');
 124                         $profile_publish = Renderer::replaceMacros($publish_tpl, [
 125                                 '$instance'     => 'reg',
 126                                 '$pubdesc'      => DI::l10n()->t('Include your profile in member directory?'),
 127                                 '$yes_selected' => '',
 128                                 '$no_selected'  => ' checked="checked"',
 129                                 '$str_yes'      => DI::l10n()->t('Yes'),
 130                                 '$str_no'       => DI::l10n()->t('No'),
 131                         ]);
 132                 }
 133
 134                 $ask_password = !DBA::count('contact');
 135
 136                 $tpl = Renderer::getMarkupTemplate('register.tpl');
 137
 138                 $arr = ['template' => $tpl];
 139
 140                 Hook::callAll('register_form', $arr);
 141
 142                 $tpl = $arr['template'];
 143
 144                 $o = Renderer::replaceMacros($tpl, [
 145                         '$invitations'  => DI::config()->get('system', 'invitation_only'),
 146                         '$permonly'     => intval(DI::config()->get('config', 'register_policy')) === self::APPROVE,
 147                         '$permonlybox'  => ['permonlybox', DI::l10n()->t('Note for the admin'), '', DI::l10n()->t('Leave a message for the admin, why you want to join this node'), DI::l10n()->t('Required')],
 148                         '$invite_desc'  => DI::l10n()->t('Membership on this site is by invitation only.'),
 149                         '$invite_label' => DI::l10n()->t('Your invitation code: '),
 150                         '$invite_id'    => $invite_id,
 151                         '$regtitle'     => DI::l10n()->t('Registration'),
 152                         '$registertext' => BBCode::convert(DI::config()->get('config', 'register_text', '')),
 153                         '$fillwith'     => $fillwith,
 154                         '$fillext'      => $fillext,
 155                         '$oidlabel'     => $oidlabel,
 156                         '$openid'       => $openid_url,
 157                         '$namelabel'    => DI::l10n()->t('Your Full Name (e.g. Joe Smith, real or real-looking): '),
 158                         '$addrlabel'    => DI::l10n()->t('Your Email Address: (Initial information will be send there, so this has to be an existing address.)'),
 159                         '$addrlabel2'   => DI::l10n()->t('Please repeat your e-mail address:'),
 160                         '$ask_password' => $ask_password,
 161                         '$password1'    => ['password1', DI::l10n()->t('New Password:'), '', DI::l10n()->t('Leave empty for an auto generated password.')],
 162                         '$password2'    => ['confirm', DI::l10n()->t('Confirm:'), '', ''],
 163                         '$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()),
 164                         '$nicklabel'    => DI::l10n()->t('Choose a nickname: '),
 165                         '$photo'        => $photo,
 166                         '$publish'      => $profile_publish,
 167                         '$regbutt'      => DI::l10n()->t('Register'),
 168                         '$username'     => $username,
 169                         '$email'        => $email,
 170                         '$nickname'     => $nickname,
 171                         '$sitename'     => DI::baseUrl()->getHostname(),
 172                         '$importh'      => DI::l10n()->t('Import'),
 173                         '$importt'      => DI::l10n()->t('Import your profile to this friendica instance'),
 174                         '$showtoslink'  => DI::config()->get('system', 'tosdisplay'),
 175                         '$tostext'      => DI::l10n()->t('Terms of Service'),
 176                         '$showprivstatement' => DI::config()->get('system', 'tosprivstatement'),
 177                         '$privstatement'=> $this->tos->privacy_complete,
 178                         '$form_security_token' => BaseModule::getFormSecurityToken('register'),
 179                         '$explicit_content' => DI::config()->get('system', 'explicit_content', false),
 180                         '$explicit_content_note' => DI::l10n()->t('Note: This node explicitly contains adult content'),
 181                         '$additional'   => !empty(local_user()),
 182                         '$parent_password' => ['parent_password', DI::l10n()->t('Parent Password:'), '', DI::l10n()->t('Please enter the password of the parent account to legitimize your request.')]
 183
 184                 ]);
 185
 186                 return $o;
 187         }
 188
 189         /**
 190          * Module POST method to process submitted data
 191          *
 192          * Extend this method if the module is supposed to process POST requests.
 193          * Doesn't display any content
 194          */
 195         protected function post(array $request = [], array $post = [])
 196         {
 197                 BaseModule::checkFormSecurityTokenRedirectOnError('/register', 'register');
 198
 199                 $arr = ['post' => $_POST];
 200                 Hook::callAll('register_post', $arr);
 201
 202                 $additional_account = false;
 203
 204                 if (!local_user() && !empty($arr['post']['parent_password'])) {
 205                         notice(DI::l10n()->t('Permission denied.'));
 206                         return;
 207                 } elseif (local_user() && !empty($arr['post']['parent_password'])) {
 208                         try {
 209                                 Model\User::getIdFromPasswordAuthentication(local_user(), $arr['post']['parent_password']);
 210                         } catch (\Exception $ex) {
 211                                 notice(DI::l10n()->t("Password doesn't match."));
 212                                 $regdata = ['nickname' => $arr['post']['nickname'], 'username' => $arr['post']['username']];
 213                                 DI::baseUrl()->redirect('register?' . http_build_query($regdata));
 214                         }
 215                         $additional_account = true;
 216                 } elseif (local_user()) {
 217                         notice(DI::l10n()->t('Please enter your password.'));
 218                         $regdata = ['nickname' => $arr['post']['nickname'], 'username' => $arr['post']['username']];
 219                         DI::baseUrl()->redirect('register?' . http_build_query($regdata));
 220                 }
 221
 222                 $max_dailies = intval(DI::config()->get('system', 'max_daily_registrations'));
 223                 if ($max_dailies) {
 224                         $count = DBA::count('user', ['`register_date` > UTC_TIMESTAMP - INTERVAL 1 day']);
 225                         if ($count >= $max_dailies) {
 226                                 return;
 227                         }
 228                 }
 229
 230                 switch (DI::config()->get('config', 'register_policy')) {
 231                         case self::OPEN:
 232                                 $blocked = 0;
 233                                 $verified = 1;
 234                                 break;
 235
 236                         case self::APPROVE:
 237                                 $blocked = 1;
 238                                 $verified = 0;
 239                                 break;
 240
 241                         case self::CLOSED:
 242                         default:
 243                                 if (empty($_SESSION['authenticated']) && empty($_SESSION['administrator'])) {
 244                                         notice(DI::l10n()->t('Permission denied.'));
 245                                         return;
 246                                 }
 247                                 $blocked = 1;
 248                                 $verified = 0;
 249                                 break;
 250                 }
 251
 252                 $netpublish = !empty($_POST['profile_publish_reg']);
 253
 254                 $arr = $_POST;
 255
 256                 // Is there text in the tar pit?
 257                 if (!empty($arr['email'])) {
 258                         Logger::info('Tar pit', $arr);
 259                         notice(DI::l10n()->t('You have entered too much information.'));
 260                         DI::baseUrl()->redirect('register/');
 261                 }
 262
 263                 if ($additional_account) {
 264                         $user = DBA::selectFirst('user', ['email'], ['uid' => local_user()]);
 265                         if (!DBA::isResult($user)) {
 266                                 notice(DI::l10n()->t('User not found.'));
 267                                 DI::baseUrl()->redirect('register');
 268                         }
 269
 270                         $blocked = 0;
 271                         $verified = 1;
 272
 273                         $arr['password1'] = $arr['confirm'] = $arr['parent_password'];
 274                         $arr['repeat'] = $arr['email'] = $user['email'];
 275                 } else {
 276                         // Overwriting the "tar pit" field with the real one
 277                         $arr['email'] = $arr['field1'];
 278                 }
 279
 280                 if ($arr['email'] != $arr['repeat']) {
 281                         Logger::info('Mail mismatch', $arr);
 282                         notice(DI::l10n()->t('Please enter the identical mail address in the second field.'));
 283                         $regdata = ['email' => $arr['email'], 'nickname' => $arr['nickname'], 'username' => $arr['username']];
 284                         DI::baseUrl()->redirect('register?' . http_build_query($regdata));
 285                 }
 286
 287                 $arr['blocked'] = $blocked;
 288                 $arr['verified'] = $verified;
 289                 $arr['language'] = L10n::detectLanguage($_SERVER, $_GET, DI::config()->get('system', 'language'));
 290
 291                 try {
 292                         $result = Model\User::create($arr);
 293                 } catch (\Exception $e) {
 294                         notice($e->getMessage());
 295                         return;
 296                 }
 297
 298                 $user = $result['user'];
 299
 300                 $base_url = DI::baseUrl()->get();
 301
 302                 if ($netpublish && intval(DI::config()->get('config', 'register_policy')) !== self::APPROVE) {
 303                         $url = $base_url . '/profile/' . $user['nickname'];
 304                         Worker::add(PRIORITY_LOW, 'Directory', $url);
 305                 }
 306
 307                 if ($additional_account) {
 308                         DBA::update('user', ['parent-uid' => local_user()], ['uid' => $user['uid']]);
 309                         info(DI::l10n()->t('The additional account was created.'));
 310                         DI::baseUrl()->redirect('delegation');
 311                 }
 312
 313                 $using_invites = DI::config()->get('system', 'invitation_only');
 314                 $num_invites   = DI::config()->get('system', 'number_invites');
 315                 $invite_id = (!empty($_POST['invite_id']) ? trim($_POST['invite_id']) : '');
 316
 317                 if (intval(DI::config()->get('config', 'register_policy')) === self::OPEN) {
 318                         if ($using_invites && $invite_id) {
 319                                 Model\Register::deleteByHash($invite_id);
 320                                 DI::pConfig()->set($user['uid'], 'system', 'invites_remaining', $num_invites);
 321                         }
 322
 323                         // Only send a password mail when the password wasn't manually provided
 324                         if (empty($_POST['password1']) || empty($_POST['confirm'])) {
 325                                 $res = Model\User::sendRegisterOpenEmail(
 326                                         DI::l10n()->withLang($arr['language']),
 327                                         $user,
 328                                         DI::config()->get('config', 'sitename'),
 329                                         $base_url,
 330                                         $result['password']
 331                                 );
 332
 333                                 if ($res) {
 334                                         info(DI::l10n()->t('Registration successful. Please check your email for further instructions.'));
 335                                         DI::baseUrl()->redirect();
 336                                 } else {
 337                                         notice(
 338                                                 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.',
 339                                                         $user['email'],
 340                                                         $result['password'])
 341                                         );
 342                                 }
 343                         } else {
 344                                 info(DI::l10n()->t('Registration successful.'));
 345                                 DI::baseUrl()->redirect();
 346                         }
 347                 } elseif (intval(DI::config()->get('config', 'register_policy')) === self::APPROVE) {
 348                         if (!strlen(DI::config()->get('config', 'admin_email'))) {
 349                                 notice(DI::l10n()->t('Your registration can not be processed.'));
 350                                 DI::baseUrl()->redirect();
 351                         }
 352
 353                         // Check if the note to the admin is actually filled out
 354                         if (empty($_POST['permonlybox'])) {
 355                                 notice(DI::l10n()->t('You have to leave a request note for the admin.')
 356                                         . DI::l10n()->t('Your registration can not be processed.'));
 357
 358                                 DI::baseUrl()->redirect('register/');
 359                         }
 360
 361                         Model\Register::createForApproval($user['uid'], DI::config()->get('system', 'language'), $_POST['permonlybox']);
 362
 363                         // invite system
 364                         if ($using_invites && $invite_id) {
 365                                 Model\Register::deleteByHash($invite_id);
 366                                 DI::pConfig()->set($user['uid'], 'system', 'invites_remaining', $num_invites);
 367                         }
 368
 369                         // send email to admins
 370                         $admins_stmt = DBA::select(
 371                                 'user',
 372                                 ['uid', 'language', 'email'],
 373                                 ['email' => explode(',', str_replace(' ', '', DI::config()->get('config', 'admin_email')))]
 374                         );
 375
 376                         // send notification to admins
 377                         while ($admin = DBA::fetch($admins_stmt)) {
 378                                 DI::notify()->createFromArray([
 379                                         'type'         => Model\Notification\Type::SYSTEM,
 380                                         'event'        => 'SYSTEM_REGISTER_REQUEST',
 381                                         'uid'          => $admin['uid'],
 382                                         'link'         => $base_url . '/admin/users/',
 383                                         'source_name'  => $user['username'],
 384                                         'source_mail'  => $user['email'],
 385                                         'source_nick'  => $user['nickname'],
 386                                         'source_link'  => $base_url . '/admin/users/',
 387                                         'source_photo' => User::getAvatarUrl($user, Proxy::SIZE_THUMB),
 388                                         'show_in_notification_page' => false
 389                                 ]);
 390                         }
 391                         DBA::close($admins_stmt);
 392
 393                         // send notification to the user, that the registration is pending
 394                         Model\User::sendRegisterPendingEmail(
 395                                 $user,
 396                                 DI::config()->get('config', 'sitename'),
 397                                 $base_url,
 398                                 $result['password']
 399                         );
 400
 401                         info(DI::l10n()->t('Your registration is pending approval by the site owner.'));
 402                         DI::baseUrl()->redirect();
 403                 }
 404
 405                 return;
 406         }
 407 }