includes/specials/SpecialBotPasswords.php

   1 <?php
   2 /**
   3  * Implements Special:BotPasswords
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @ingroup SpecialPage
  22  */
  23
  24 use MediaWiki\Logger\LoggerFactory;
  25 use MediaWiki\MediaWikiServices;
  26
  27 /**
  28  * Let users manage bot passwords
  29  *
  30  * @ingroup SpecialPage
  31  */
  32 class SpecialBotPasswords extends FormSpecialPage {
  33
  34         /** @var int Central user ID */
  35         private $userId = 0;
  36
  37         /** @var BotPassword|null Bot password being edited, if any */
  38         private $botPassword = null;
  39
  40         /** @var string Operation being performed: create, update, delete */
  41         private $operation = null;
  42
  43         /** @var string New password set, for communication between onSubmit() and onSuccess() */
  44         private $password = null;
  45
  46         /** @var Psr\Log\LoggerInterface */
  47         private $logger = null;
  48
  49         public function __construct() {
  50                 parent::__construct( 'BotPasswords', 'editmyprivateinfo' );
  51                 $this->logger = LoggerFactory::getInstance( 'authentication' );
  52         }
  53
  54         /**
  55          * @return bool
  56          */
  57         public function isListed() {
  58                 return $this->getConfig()->get( 'EnableBotPasswords' );
  59         }
  60
  61         protected function getLoginSecurityLevel() {
  62                 return $this->getName();
  63         }
  64
  65         /**
  66          * Main execution point
  67          * @param string|null $par
  68          */
  69         function execute( $par ) {
  70                 $this->getOutput()->disallowUserJs();
  71                 $this->requireLogin();
  72
  73                 $par = trim( $par );
  74                 if ( strlen( $par ) === 0 ) {
  75                         $par = null;
  76                 } elseif ( strlen( $par ) > BotPassword::APPID_MAXLENGTH ) {
  77                         throw new ErrorPageError( 'botpasswords', 'botpasswords-bad-appid',
  78                                 [ htmlspecialchars( $par ) ] );
  79                 }
  80
  81                 parent::execute( $par );
  82         }
  83
  84         protected function checkExecutePermissions( User $user ) {
  85                 parent::checkExecutePermissions( $user );
  86
  87                 if ( !$this->getConfig()->get( 'EnableBotPasswords' ) ) {
  88                         throw new ErrorPageError( 'botpasswords', 'botpasswords-disabled' );
  89                 }
  90
  91                 $this->userId = CentralIdLookup::factory()->centralIdFromLocalUser( $this->getUser() );
  92                 if ( !$this->userId ) {
  93                         throw new ErrorPageError( 'botpasswords', 'botpasswords-no-central-id' );
  94                 }
  95         }
  96
  97         protected function getFormFields() {
  98                 $fields = [];
  99
 100                 if ( $this->par !== null ) {
 101                         $this->botPassword = BotPassword::newFromCentralId( $this->userId, $this->par );
 102                         if ( !$this->botPassword ) {
 103                                 $this->botPassword = BotPassword::newUnsaved( [
 104                                         'centralId' => $this->userId,
 105                                         'appId' => $this->par,
 106                                 ] );
 107                         }
 108
 109                         $sep = BotPassword::getSeparator();
 110                         $fields[] = [
 111                                 'type' => 'info',
 112                                 'label-message' => 'username',
 113                                 'default' => $this->getUser()->getName() . $sep . $this->par
 114                         ];
 115
 116                         if ( $this->botPassword->isSaved() ) {
 117                                 $fields['resetPassword'] = [
 118                                         'type' => 'check',
 119                                         'label-message' => 'botpasswords-label-resetpassword',
 120                                 ];
 121                                 if ( $this->botPassword->isInvalid() ) {
 122                                         $fields['resetPassword']['default'] = true;
 123                                 }
 124                         }
 125
 126                         $lang = $this->getLanguage();
 127                         $showGrants = MWGrants::getValidGrants();
 128                         $fields['grants'] = [
 129                                 'type' => 'checkmatrix',
 130                                 'label-message' => 'botpasswords-label-grants',
 131                                 'help-message' => 'botpasswords-help-grants',
 132                                 'columns' => [
 133                                         $this->msg( 'botpasswords-label-grants-column' )->escaped() => 'grant'
 134                                 ],
 135                                 'rows' => array_combine(
 136                                         array_map( 'MWGrants::getGrantsLink', $showGrants ),
 137                                         $showGrants
 138                                 ),
 139                                 'default' => array_map(
 140                                         function ( $g ) {
 141                                                 return "grant-$g";
 142                                         },
 143                                         $this->botPassword->getGrants()
 144                                 ),
 145                                 'tooltips' => array_combine(
 146                                         array_map( 'MWGrants::getGrantsLink', $showGrants ),
 147                                         array_map(
 148                                                 function ( $rights ) use ( $lang ) {
 149                                                         return $lang->semicolonList( array_map( 'User::getRightDescription', $rights ) );
 150                                                 },
 151                                                 array_intersect_key( MWGrants::getRightsByGrant(), array_flip( $showGrants ) )
 152                                         )
 153                                 ),
 154                                 'force-options-on' => array_map(
 155                                         function ( $g ) {
 156                                                 return "grant-$g";
 157                                         },
 158                                         MWGrants::getHiddenGrants()
 159                                 ),
 160                         ];
 161
 162                         $fields['restrictions'] = [
 163                                 'class' => HTMLRestrictionsField::class,
 164                                 'required' => true,
 165                                 'default' => $this->botPassword->getRestrictions(),
 166                         ];
 167
 168                 } else {
 169                         $linkRenderer = $this->getLinkRenderer();
 170                         $passwordFactory = MediaWikiServices::getInstance()->getPasswordFactory();
 171
 172                         $dbr = BotPassword::getDB( DB_REPLICA );
 173                         $res = $dbr->select(
 174                                 'bot_passwords',
 175                                 [ 'bp_app_id', 'bp_password' ],
 176                                 [ 'bp_user' => $this->userId ],
 177                                 __METHOD__
 178                         );
 179                         foreach ( $res as $row ) {
 180                                 try {
 181                                         $password = $passwordFactory->newFromCiphertext( $row->bp_password );
 182                                         $passwordInvalid = $password instanceof InvalidPassword;
 183                                         unset( $password );
 184                                 } catch ( PasswordError $ex ) {
 185                                         $passwordInvalid = true;
 186                                 }
 187
 188                                 $text = $linkRenderer->makeKnownLink(
 189                                         $this->getPageTitle( $row->bp_app_id ),
 190                                         $row->bp_app_id
 191                                 );
 192                                 if ( $passwordInvalid ) {
 193                                         $text .= $this->msg( 'word-separator' )->escaped()
 194                                                 . $this->msg( 'botpasswords-label-needsreset' )->parse();
 195                                 }
 196
 197                                 $fields[] = [
 198                                         'section' => 'existing',
 199                                         'type' => 'info',
 200                                         'raw' => true,
 201                                         'default' => $text,
 202                                 ];
 203                         }
 204
 205                         $fields['appId'] = [
 206                                 'section' => 'createnew',
 207                                 'type' => 'textwithbutton',
 208                                 'label-message' => 'botpasswords-label-appid',
 209                                 'buttondefault' => $this->msg( 'botpasswords-label-create' )->text(),
 210                                 'buttonflags' => [ 'progressive', 'primary' ],
 211                                 'required' => true,
 212                                 'size' => BotPassword::APPID_MAXLENGTH,
 213                                 'maxlength' => BotPassword::APPID_MAXLENGTH,
 214                                 'validation-callback' => function ( $v ) {
 215                                         $v = trim( $v );
 216                                         return $v !== '' && strlen( $v ) <= BotPassword::APPID_MAXLENGTH;
 217                                 },
 218                         ];
 219
 220                         $fields[] = [
 221                                 'type' => 'hidden',
 222                                 'default' => 'new',
 223                                 'name' => 'op',
 224                         ];
 225                 }
 226
 227                 return $fields;
 228         }
 229
 230         protected function alterForm( HTMLForm $form ) {
 231                 $form->setId( 'mw-botpasswords-form' );
 232                 $form->setTableId( 'mw-botpasswords-table' );
 233                 $form->addPreText( $this->msg( 'botpasswords-summary' )->parseAsBlock() );
 234                 $form->suppressDefaultSubmit();
 235
 236                 if ( $this->par !== null ) {
 237                         if ( $this->botPassword->isSaved() ) {
 238                                 $form->setWrapperLegendMsg( 'botpasswords-editexisting' );
 239                                 $form->addButton( [
 240                                         'name' => 'op',
 241                                         'value' => 'update',
 242                                         'label-message' => 'botpasswords-label-update',
 243                                         'flags' => [ 'primary', 'progressive' ],
 244                                 ] );
 245                                 $form->addButton( [
 246                                         'name' => 'op',
 247                                         'value' => 'delete',
 248                                         'label-message' => 'botpasswords-label-delete',
 249                                         'flags' => [ 'destructive' ],
 250                                 ] );
 251                         } else {
 252                                 $form->setWrapperLegendMsg( 'botpasswords-createnew' );
 253                                 $form->addButton( [
 254                                         'name' => 'op',
 255                                         'value' => 'create',
 256                                         'label-message' => 'botpasswords-label-create',
 257                                         'flags' => [ 'primary', 'progressive' ],
 258                                 ] );
 259                         }
 260
 261                         $form->addButton( [
 262                                 'name' => 'op',
 263                                 'value' => 'cancel',
 264                                 'label-message' => 'botpasswords-label-cancel'
 265                         ] );
 266                 }
 267         }
 268
 269         public function onSubmit( array $data ) {
 270                 $op = $this->getRequest()->getVal( 'op', '' );
 271
 272                 switch ( $op ) {
 273                         case 'new':
 274                                 $this->getOutput()->redirect( $this->getPageTitle( $data['appId'] )->getFullURL() );
 275                                 return false;
 276
 277                         case 'create':
 278                                 $this->operation = 'insert';
 279                                 return $this->save( $data );
 280
 281                         case 'update':
 282                                 $this->operation = 'update';
 283                                 return $this->save( $data );
 284
 285                         case 'delete':
 286                                 $this->operation = 'delete';
 287                                 $bp = BotPassword::newFromCentralId( $this->userId, $this->par );
 288                                 if ( $bp ) {
 289                                         $bp->delete();
 290                                         $this->logger->info(
 291                                                 "Bot password {op} for {user}@{app_id}",
 292                                                 [
 293                                                         'app_id' => $this->par,
 294                                                         'user' => $this->getUser()->getName(),
 295                                                         'centralId' => $this->userId,
 296                                                         'op' => 'delete',
 297                                                         'client_ip' => $this->getRequest()->getIP()
 298                                                 ]
 299                                         );
 300                                 }
 301                                 return Status::newGood();
 302
 303                         case 'cancel':
 304                                 $this->getOutput()->redirect( $this->getPageTitle()->getFullURL() );
 305                                 return false;
 306                 }
 307
 308                 return false;
 309         }
 310
 311         private function save( array $data ) {
 312                 $bp = BotPassword::newUnsaved( [
 313                         'centralId' => $this->userId,
 314                         'appId' => $this->par,
 315                         'restrictions' => $data['restrictions'],
 316                         'grants' => array_merge(
 317                                 MWGrants::getHiddenGrants(),
 318                                 preg_replace( '/^grant-/', '', $data['grants'] )
 319                         )
 320                 ] );
 321
 322                 if ( $this->operation === 'insert' || !empty( $data['resetPassword'] ) ) {
 323                         $this->password = BotPassword::generatePassword( $this->getConfig() );
 324                         $passwordFactory = MediaWikiServices::getInstance()->getPasswordFactory();
 325                         $password = $passwordFactory->newFromPlaintext( $this->password );
 326                 } else {
 327                         $password = null;
 328                 }
 329
 330                 if ( $bp->save( $this->operation, $password ) ) {
 331                         $this->logger->info(
 332                                 "Bot password {op} for {user}@{app_id}",
 333                                 [
 334                                         'op' => $this->operation,
 335                                         'user' => $this->getUser()->getName(),
 336                                         'app_id' => $this->par,
 337                                         'centralId' => $this->userId,
 338                                         'restrictions' => $data['restrictions'],
 339                                         'grants' => $bp->getGrants(),
 340                                         'client_ip' => $this->getRequest()->getIP()
 341                                 ]
 342                         );
 343                         return Status::newGood();
 344                 } else {
 345                         // Messages: botpasswords-insert-failed, botpasswords-update-failed
 346                         return Status::newFatal( "botpasswords-{$this->operation}-failed", $this->par );
 347                 }
 348         }
 349
 350         public function onSuccess() {
 351                 $out = $this->getOutput();
 352
 353                 $username = $this->getUser()->getName();
 354                 switch ( $this->operation ) {
 355                         case 'insert':
 356                                 $out->setPageTitle( $this->msg( 'botpasswords-created-title' )->text() );
 357                                 $out->addWikiMsg( 'botpasswords-created-body', $this->par, $username );
 358                                 break;
 359
 360                         case 'update':
 361                                 $out->setPageTitle( $this->msg( 'botpasswords-updated-title' )->text() );
 362                                 $out->addWikiMsg( 'botpasswords-updated-body', $this->par, $username );
 363                                 break;
 364
 365                         case 'delete':
 366                                 $out->setPageTitle( $this->msg( 'botpasswords-deleted-title' )->text() );
 367                                 $out->addWikiMsg( 'botpasswords-deleted-body', $this->par, $username );
 368                                 $this->password = null;
 369                                 break;
 370                 }
 371
 372                 if ( $this->password !== null ) {
 373                         $sep = BotPassword::getSeparator();
 374                         $out->addWikiMsg(
 375                                 'botpasswords-newpassword',
 376                                 htmlspecialchars( $username . $sep . $this->par ),
 377                                 htmlspecialchars( $this->password ),
 378                                 htmlspecialchars( $username ),
 379                                 htmlspecialchars( $this->par . $sep . $this->password )
 380                         );
 381                         $this->password = null;
 382                 }
 383
 384                 $out->addReturnTo( $this->getPageTitle() );
 385         }
 386
 387         protected function getGroupName() {
 388                 return 'users';
 389         }
 390
 391         protected function getDisplayFormat() {
 392                 return 'ooui';
 393         }
 394 }