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