includes/specials/SpecialUpload.php

   1 <?php
   2 /**
   3  * Implements Special:Upload
   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  * @ingroup Upload
  23  */
  24
  25 /**
  26  * Form for handling uploads and special page.
  27  *
  28  * @ingroup SpecialPage
  29  * @ingroup Upload
  30  */
  31 class SpecialUpload extends SpecialPage {
  32         /**
  33          * Constructor : initialise object
  34          * Get data POSTed through the form and assign them to the object
  35          * @param WebRequest $request Data posted.
  36          */
  37         public function __construct( $request = null ) {
  38                 parent::__construct( 'Upload', 'upload' );
  39         }
  40
  41         /** Misc variables **/
  42
  43         /** @var WebRequest|FauxRequest The request this form is supposed to handle */
  44         public $mRequest;
  45         public $mSourceType;
  46
  47         /** @var UploadBase */
  48         public $mUpload;
  49
  50         /** @var LocalFile */
  51         public $mLocalFile;
  52         public $mUploadClicked;
  53
  54         /** User input variables from the "description" section **/
  55
  56         /** @var string The requested target file name */
  57         public $mDesiredDestName;
  58         public $mComment;
  59         public $mLicense;
  60
  61         /** User input variables from the root section **/
  62
  63         public $mIgnoreWarning;
  64         public $mWatchthis;
  65         public $mCopyrightStatus;
  66         public $mCopyrightSource;
  67
  68         /** Hidden variables **/
  69
  70         public $mDestWarningAck;
  71
  72         /** @var bool The user followed an "overwrite this file" link */
  73         public $mForReUpload;
  74
  75         /** @var bool The user clicked "Cancel and return to upload form" button */
  76         public $mCancelUpload;
  77         public $mTokenOk;
  78
  79         /** @var bool Subclasses can use this to determine whether a file was uploaded */
  80         public $mUploadSuccessful = false;
  81
  82         /** Text injection points for hooks not using HTMLForm **/
  83         public $uploadFormTextTop;
  84         public $uploadFormTextAfterSummary;
  85
  86         /**
  87          * Initialize instance variables from request and create an Upload handler
  88          */
  89         protected function loadRequest() {
  90                 $this->mRequest = $request = $this->getRequest();
  91                 $this->mSourceType = $request->getVal( 'wpSourceType', 'file' );
  92                 $this->mUpload = UploadBase::createFromRequest( $request );
  93                 $this->mUploadClicked = $request->wasPosted()
  94                         && ( $request->getCheck( 'wpUpload' )
  95                                 || $request->getCheck( 'wpUploadIgnoreWarning' ) );
  96
  97                 // Guess the desired name from the filename if not provided
  98                 $this->mDesiredDestName = $request->getText( 'wpDestFile' );
  99                 if ( !$this->mDesiredDestName && $request->getFileName( 'wpUploadFile' ) !== null ) {
 100                         $this->mDesiredDestName = $request->getFileName( 'wpUploadFile' );
 101                 }
 102                 $this->mLicense = $request->getText( 'wpLicense' );
 103
 104                 $this->mDestWarningAck = $request->getText( 'wpDestFileWarningAck' );
 105                 $this->mIgnoreWarning = $request->getCheck( 'wpIgnoreWarning' )
 106                         || $request->getCheck( 'wpUploadIgnoreWarning' );
 107                 $this->mWatchthis = $request->getBool( 'wpWatchthis' ) && $this->getUser()->isLoggedIn();
 108                 $this->mCopyrightStatus = $request->getText( 'wpUploadCopyStatus' );
 109                 $this->mCopyrightSource = $request->getText( 'wpUploadSource' );
 110
 111                 $this->mForReUpload = $request->getBool( 'wpForReUpload' ); // updating a file
 112
 113                 $commentDefault = '';
 114                 $commentMsg = wfMessage( 'upload-default-description' )->inContentLanguage();
 115                 if ( !$this->mForReUpload && !$commentMsg->isDisabled() ) {
 116                         $commentDefault = $commentMsg->plain();
 117                 }
 118                 $this->mComment = $request->getText( 'wpUploadDescription', $commentDefault );
 119
 120                 $this->mCancelUpload = $request->getCheck( 'wpCancelUpload' )
 121                         || $request->getCheck( 'wpReUpload' ); // b/w compat
 122
 123                 // If it was posted check for the token (no remote POST'ing with user credentials)
 124                 $token = $request->getVal( 'wpEditToken' );
 125                 $this->mTokenOk = $this->getUser()->matchEditToken( $token );
 126
 127                 $this->uploadFormTextTop = '';
 128                 $this->uploadFormTextAfterSummary = '';
 129         }
 130
 131         /**
 132          * This page can be shown if uploading is enabled.
 133          * Handle permission checking elsewhere in order to be able to show
 134          * custom error messages.
 135          *
 136          * @param User $user
 137          * @return bool
 138          */
 139         public function userCanExecute( User $user ) {
 140                 return UploadBase::isEnabled() && parent::userCanExecute( $user );
 141         }
 142
 143         /**
 144          * Special page entry point
 145          * @param string $par
 146          * @throws ErrorPageError
 147          * @throws Exception
 148          * @throws FatalError
 149          * @throws MWException
 150          * @throws PermissionsError
 151          * @throws ReadOnlyError
 152          * @throws UserBlockedError
 153          */
 154         public function execute( $par ) {
 155                 $this->useTransactionalTimeLimit();
 156
 157                 $this->setHeaders();
 158                 $this->outputHeader();
 159
 160                 # Check uploading enabled
 161                 if ( !UploadBase::isEnabled() ) {
 162                         throw new ErrorPageError( 'uploaddisabled', 'uploaddisabledtext' );
 163                 }
 164
 165                 $this->addHelpLink( 'Help:Managing files' );
 166
 167                 # Check permissions
 168                 $user = $this->getUser();
 169                 $permissionRequired = UploadBase::isAllowed( $user );
 170                 if ( $permissionRequired !== true ) {
 171                         throw new PermissionsError( $permissionRequired );
 172                 }
 173
 174                 # Check blocks
 175                 if ( $user->isBlocked() ) {
 176                         throw new UserBlockedError( $user->getBlock() );
 177                 }
 178
 179                 # Check whether we actually want to allow changing stuff
 180                 $this->checkReadOnly();
 181
 182                 $this->loadRequest();
 183
 184                 # Unsave the temporary file in case this was a cancelled upload
 185                 if ( $this->mCancelUpload ) {
 186                         if ( !$this->unsaveUploadedFile() ) {
 187                                 # Something went wrong, so unsaveUploadedFile showed a warning
 188                                 return;
 189                         }
 190                 }
 191
 192                 # Process upload or show a form
 193                 if (
 194                         $this->mTokenOk && !$this->mCancelUpload &&
 195                         ( $this->mUpload && $this->mUploadClicked )
 196                 ) {
 197                         $this->processUpload();
 198                 } else {
 199                         # Backwards compatibility hook
 200                         if ( !Hooks::run( 'UploadForm:initial', array( &$this ) ) ) {
 201                                 wfDebug( "Hook 'UploadForm:initial' broke output of the upload form\n" );
 202
 203                                 return;
 204                         }
 205                         $this->showUploadForm( $this->getUploadForm() );
 206                 }
 207
 208                 # Cleanup
 209                 if ( $this->mUpload ) {
 210                         $this->mUpload->cleanupTempFile();
 211                 }
 212         }
 213
 214         /**
 215          * Show the main upload form
 216          *
 217          * @param HTMLForm|string $form An HTMLForm instance or HTML string to show
 218          */
 219         protected function showUploadForm( $form ) {
 220                 # Add links if file was previously deleted
 221                 if ( $this->mDesiredDestName ) {
 222                         $this->showViewDeletedLinks();
 223                 }
 224
 225                 if ( $form instanceof HTMLForm ) {
 226                         $form->show();
 227                 } else {
 228                         $this->getOutput()->addHTML( $form );
 229                 }
 230         }
 231
 232         /**
 233          * Get an UploadForm instance with title and text properly set.
 234          *
 235          * @param string $message HTML string to add to the form
 236          * @param string $sessionKey Session key in case this is a stashed upload
 237          * @param bool $hideIgnoreWarning Whether to hide "ignore warning" check box
 238          * @return UploadForm
 239          */
 240         protected function getUploadForm( $message = '', $sessionKey = '', $hideIgnoreWarning = false ) {
 241                 # Initialize form
 242                 $context = new DerivativeContext( $this->getContext() );
 243                 $context->setTitle( $this->getPageTitle() ); // Remove subpage
 244                 $form = new UploadForm( array(
 245                         'watch' => $this->getWatchCheck(),
 246                         'forreupload' => $this->mForReUpload,
 247                         'sessionkey' => $sessionKey,
 248                         'hideignorewarning' => $hideIgnoreWarning,
 249                         'destwarningack' => (bool)$this->mDestWarningAck,
 250
 251                         'description' => $this->mComment,
 252                         'texttop' => $this->uploadFormTextTop,
 253                         'textaftersummary' => $this->uploadFormTextAfterSummary,
 254                         'destfile' => $this->mDesiredDestName,
 255                 ), $context );
 256
 257                 # Check the token, but only if necessary
 258                 if (
 259                         !$this->mTokenOk && !$this->mCancelUpload &&
 260                         ( $this->mUpload && $this->mUploadClicked )
 261                 ) {
 262                         $form->addPreText( $this->msg( 'session_fail_preview' )->parse() );
 263                 }
 264
 265                 # Give a notice if the user is uploading a file that has been deleted or moved
 266                 # Note that this is independent from the message 'filewasdeleted' that requires JS
 267                 $desiredTitleObj = Title::makeTitleSafe( NS_FILE, $this->mDesiredDestName );
 268                 $delNotice = ''; // empty by default
 269                 if ( $desiredTitleObj instanceof Title && !$desiredTitleObj->exists() ) {
 270                         LogEventsList::showLogExtract( $delNotice, array( 'delete', 'move' ),
 271                                 $desiredTitleObj,
 272                                 '', array( 'lim' => 10,
 273                                         'conds' => array( "log_action != 'revision'" ),
 274                                         'showIfEmpty' => false,
 275                                         'msgKey' => array( 'upload-recreate-warning' ) )
 276                         );
 277                 }
 278                 $form->addPreText( $delNotice );
 279
 280                 # Add text to form
 281                 $form->addPreText( '<div id="uploadtext">' .
 282                         $this->msg( 'uploadtext', array( $this->mDesiredDestName ) )->parseAsBlock() .
 283                         '</div>' );
 284                 # Add upload error message
 285                 $form->addPreText( $message );
 286
 287                 # Add footer to form
 288                 $uploadFooter = $this->msg( 'uploadfooter' );
 289                 if ( !$uploadFooter->isDisabled() ) {
 290                         $form->addPostText( '<div id="mw-upload-footer-message">'
 291                                 . $uploadFooter->parseAsBlock() . "</div>\n" );
 292                 }
 293
 294                 return $form;
 295         }
 296
 297         /**
 298          * Shows the "view X deleted revivions link""
 299          */
 300         protected function showViewDeletedLinks() {
 301                 $title = Title::makeTitleSafe( NS_FILE, $this->mDesiredDestName );
 302                 $user = $this->getUser();
 303                 // Show a subtitle link to deleted revisions (to sysops et al only)
 304                 if ( $title instanceof Title ) {
 305                         $count = $title->isDeleted();
 306                         if ( $count > 0 && $user->isAllowed( 'deletedhistory' ) ) {
 307                                 $restorelink = Linker::linkKnown(
 308                                         SpecialPage::getTitleFor( 'Undelete', $title->getPrefixedText() ),
 309                                         $this->msg( 'restorelink' )->numParams( $count )->escaped()
 310                                 );
 311                                 $link = $this->msg( $user->isAllowed( 'delete' ) ? 'thisisdeleted' : 'viewdeleted' )
 312                                         ->rawParams( $restorelink )->parseAsBlock();
 313                                 $this->getOutput()->addHTML( "<div id=\"contentSub2\">{$link}</div>" );
 314                         }
 315                 }
 316         }
 317
 318         /**
 319          * Stashes the upload and shows the main upload form.
 320          *
 321          * Note: only errors that can be handled by changing the name or
 322          * description should be redirected here. It should be assumed that the
 323          * file itself is sane and has passed UploadBase::verifyFile. This
 324          * essentially means that UploadBase::VERIFICATION_ERROR and
 325          * UploadBase::EMPTY_FILE should not be passed here.
 326          *
 327          * @param string $message HTML message to be passed to mainUploadForm
 328          */
 329         protected function showRecoverableUploadError( $message ) {
 330                 $sessionKey = $this->mUpload->stashSession();
 331                 $message = '<h2>' . $this->msg( 'uploaderror' )->escaped() . "</h2>\n" .
 332                         '<div class="error">' . $message . "</div>\n";
 333
 334                 $form = $this->getUploadForm( $message, $sessionKey );
 335                 $form->setSubmitText( $this->msg( 'upload-tryagain' )->escaped() );
 336                 $this->showUploadForm( $form );
 337         }
 338
 339         /**
 340          * Stashes the upload, shows the main form, but adds a "continue anyway button".
 341          * Also checks whether there are actually warnings to display.
 342          *
 343          * @param array $warnings
 344          * @return bool True if warnings were displayed, false if there are no
 345          *   warnings and it should continue processing
 346          */
 347         protected function showUploadWarning( $warnings ) {
 348                 # If there are no warnings, or warnings we can ignore, return early.
 349                 # mDestWarningAck is set when some javascript has shown the warning
 350                 # to the user. mForReUpload is set when the user clicks the "upload a
 351                 # new version" link.
 352                 if ( !$warnings || ( count( $warnings ) == 1
 353                         && isset( $warnings['exists'] )
 354                         && ( $this->mDestWarningAck || $this->mForReUpload ) )
 355                 ) {
 356                         return false;
 357                 }
 358
 359                 $sessionKey = $this->mUpload->stashSession();
 360
 361                 $warningHtml = '<h2>' . $this->msg( 'uploadwarning' )->escaped() . "</h2>\n"
 362                         . '<div class="warningbox"><ul>';
 363                 foreach ( $warnings as $warning => $args ) {
 364                         if ( $warning == 'badfilename' ) {
 365                                 $this->mDesiredDestName = Title::makeTitle( NS_FILE, $args )->getText();
 366                         }
 367                         if ( $warning == 'exists' ) {
 368                                 $msg = "\t<li>" . self::getExistsWarning( $args ) . "</li>\n";
 369                         } elseif ( $warning == 'duplicate' ) {
 370                                 $msg = $this->getDupeWarning( $args );
 371                         } elseif ( $warning == 'duplicate-archive' ) {
 372                                 if ( $args === '' ) {
 373                                         $msg = "\t<li>" . $this->msg( 'file-deleted-duplicate-notitle' )->parse()
 374                                                 . "</li>\n";
 375                                 } else {
 376                                         $msg = "\t<li>" . $this->msg( 'file-deleted-duplicate',
 377                                                         Title::makeTitle( NS_FILE, $args )->getPrefixedText() )->parse()
 378                                                 . "</li>\n";
 379                                 }
 380                         } else {
 381                                 if ( $args === true ) {
 382                                         $args = array();
 383                                 } elseif ( !is_array( $args ) ) {
 384                                         $args = array( $args );
 385                                 }
 386                                 $msg = "\t<li>" . $this->msg( $warning, $args )->parse() . "</li>\n";
 387                         }
 388                         $warningHtml .= $msg;
 389                 }
 390                 $warningHtml .= "</ul></div>\n";
 391                 $warningHtml .= $this->msg( 'uploadwarning-text' )->parseAsBlock();
 392
 393                 $form = $this->getUploadForm( $warningHtml, $sessionKey, /* $hideIgnoreWarning */ true );
 394                 $form->setSubmitText( $this->msg( 'upload-tryagain' )->text() );
 395                 $form->addButton( 'wpUploadIgnoreWarning', $this->msg( 'ignorewarning' )->text() );
 396                 $form->addButton( 'wpCancelUpload', $this->msg( 'reuploaddesc' )->text() );
 397
 398                 $this->showUploadForm( $form );
 399
 400                 # Indicate that we showed a form
 401                 return true;
 402         }
 403
 404         /**
 405          * Show the upload form with error message, but do not stash the file.
 406          *
 407          * @param string $message HTML string
 408          */
 409         protected function showUploadError( $message ) {
 410                 $message = '<h2>' . $this->msg( 'uploadwarning' )->escaped() . "</h2>\n" .
 411                         '<div class="error">' . $message . "</div>\n";
 412                 $this->showUploadForm( $this->getUploadForm( $message ) );
 413         }
 414
 415         /**
 416          * Do the upload.
 417          * Checks are made in SpecialUpload::execute()
 418          */
 419         protected function processUpload() {
 420                 // Fetch the file if required
 421                 $status = $this->mUpload->fetchFile();
 422                 if ( !$status->isOK() ) {
 423                         $this->showUploadError( $this->getOutput()->parse( $status->getWikiText() ) );
 424
 425                         return;
 426                 }
 427
 428                 if ( !Hooks::run( 'UploadForm:BeforeProcessing', array( &$this ) ) ) {
 429                         wfDebug( "Hook 'UploadForm:BeforeProcessing' broke processing the file.\n" );
 430                         // This code path is deprecated. If you want to break upload processing
 431                         // do so by hooking into the appropriate hooks in UploadBase::verifyUpload
 432                         // and UploadBase::verifyFile.
 433                         // If you use this hook to break uploading, the user will be returned
 434                         // an empty form with no error message whatsoever.
 435                         return;
 436                 }
 437
 438                 // Upload verification
 439                 $details = $this->mUpload->verifyUpload();
 440                 if ( $details['status'] != UploadBase::OK ) {
 441                         $this->processVerificationError( $details );
 442
 443                         return;
 444                 }
 445
 446                 // Verify permissions for this title
 447                 $permErrors = $this->mUpload->verifyTitlePermissions( $this->getUser() );
 448                 if ( $permErrors !== true ) {
 449                         $code = array_shift( $permErrors[0] );
 450                         $this->showRecoverableUploadError( $this->msg( $code, $permErrors[0] )->parse() );
 451
 452                         return;
 453                 }
 454
 455                 $this->mLocalFile = $this->mUpload->getLocalFile();
 456
 457                 // Check warnings if necessary
 458                 if ( !$this->mIgnoreWarning ) {
 459                         $warnings = $this->mUpload->checkWarnings();
 460                         if ( $this->showUploadWarning( $warnings ) ) {
 461                                 return;
 462                         }
 463                 }
 464
 465                 // Get the page text if this is not a reupload
 466                 if ( !$this->mForReUpload ) {
 467                         $pageText = self::getInitialPageText( $this->mComment, $this->mLicense,
 468                                 $this->mCopyrightStatus, $this->mCopyrightSource, $this->getConfig() );
 469                 } else {
 470                         $pageText = false;
 471                 }
 472
 473                 $status = $this->mUpload->performUpload(
 474                         $this->mComment,
 475                         $pageText,
 476                         $this->mWatchthis,
 477                         $this->getUser()
 478                 );
 479
 480                 if ( !$status->isGood() ) {
 481                         $this->showUploadError( $this->getOutput()->parse( $status->getWikiText() ) );
 482
 483                         return;
 484                 }
 485
 486                 // Success, redirect to description page
 487                 $this->mUploadSuccessful = true;
 488                 Hooks::run( 'SpecialUploadComplete', array( &$this ) );
 489                 $this->getOutput()->redirect( $this->mLocalFile->getTitle()->getFullURL() );
 490         }
 491
 492         /**
 493          * Get the initial image page text based on a comment and optional file status information
 494          * @param string $comment
 495          * @param string $license
 496          * @param string $copyStatus
 497          * @param string $source
 498          * @param Config $config Configuration object to load data from
 499          * @return string
 500          */
 501         public static function getInitialPageText( $comment = '', $license = '',
 502                 $copyStatus = '', $source = '', Config $config = null
 503         ) {
 504                 if ( $config === null ) {
 505                         wfDebug( __METHOD__ . ' called without a Config instance passed to it' );
 506                         $config = ConfigFactory::getDefaultInstance()->makeConfig( 'main' );
 507                 }
 508
 509                 $msg = array();
 510                 $forceUIMsgAsContentMsg = (array)$config->get( 'ForceUIMsgAsContentMsg' );
 511                 /* These messages are transcluded into the actual text of the description page.
 512                  * Thus, forcing them as content messages makes the upload to produce an int: template
 513                  * instead of hardcoding it there in the uploader language.
 514                  */
 515                 foreach ( array( 'license-header', 'filedesc', 'filestatus', 'filesource' ) as $msgName ) {
 516                         if ( in_array( $msgName, $forceUIMsgAsContentMsg ) ) {
 517                                 $msg[$msgName] = "{{int:$msgName}}";
 518                         } else {
 519                                 $msg[$msgName] = wfMessage( $msgName )->inContentLanguage()->text();
 520                         }
 521                 }
 522
 523                 if ( $config->get( 'UseCopyrightUpload' ) ) {
 524                         $licensetxt = '';
 525                         if ( $license != '' ) {
 526                                 $licensetxt = '== ' . $msg['license-header'] . " ==\n" . '{{' . $license . '}}' . "\n";
 527                         }
 528                         $pageText = '== ' . $msg['filedesc'] . " ==\n" . $comment . "\n" .
 529                                 '== ' . $msg['filestatus'] . " ==\n" . $copyStatus . "\n" .
 530                                 "$licensetxt" .
 531                                 '== ' . $msg['filesource'] . " ==\n" . $source;
 532                 } else {
 533                         if ( $license != '' ) {
 534                                 $filedesc = $comment == '' ? '' : '== ' . $msg['filedesc'] . " ==\n" . $comment . "\n";
 535                                         $pageText = $filedesc .
 536                                         '== ' . $msg['license-header'] . " ==\n" . '{{' . $license . '}}' . "\n";
 537                         } else {
 538                                 $pageText = $comment;
 539                         }
 540                 }
 541
 542                 return $pageText;
 543         }
 544
 545         /**
 546          * See if we should check the 'watch this page' checkbox on the form
 547          * based on the user's preferences and whether we're being asked
 548          * to create a new file or update an existing one.
 549          *
 550          * In the case where 'watch edits' is off but 'watch creations' is on,
 551          * we'll leave the box unchecked.
 552          *
 553          * Note that the page target can be changed *on the form*, so our check
 554          * state can get out of sync.
 555          * @return bool|string
 556          */
 557         protected function getWatchCheck() {
 558                 if ( $this->getUser()->getOption( 'watchdefault' ) ) {
 559                         // Watch all edits!
 560                         return true;
 561                 }
 562
 563                 $desiredTitleObj = Title::makeTitleSafe( NS_FILE, $this->mDesiredDestName );
 564                 if ( $desiredTitleObj instanceof Title && $this->getUser()->isWatched( $desiredTitleObj ) ) {
 565                         // Already watched, don't change that
 566                         return true;
 567                 }
 568
 569                 $local = wfLocalFile( $this->mDesiredDestName );
 570                 if ( $local && $local->exists() ) {
 571                         // We're uploading a new version of an existing file.
 572                         // No creation, so don't watch it if we're not already.
 573                         return false;
 574                 } else {
 575                         // New page should get watched if that's our option.
 576                         return $this->getUser()->getOption( 'watchcreations' );
 577                 }
 578         }
 579
 580         /**
 581          * Provides output to the user for a result of UploadBase::verifyUpload
 582          *
 583          * @param array $details Result of UploadBase::verifyUpload
 584          * @throws MWException
 585          */
 586         protected function processVerificationError( $details ) {
 587                 switch ( $details['status'] ) {
 588
 589                         /** Statuses that only require name changing **/
 590                         case UploadBase::MIN_LENGTH_PARTNAME:
 591                                 $this->showRecoverableUploadError( $this->msg( 'minlength1' )->escaped() );
 592                                 break;
 593                         case UploadBase::ILLEGAL_FILENAME:
 594                                 $this->showRecoverableUploadError( $this->msg( 'illegalfilename',
 595                                         $details['filtered'] )->parse() );
 596                                 break;
 597                         case UploadBase::FILENAME_TOO_LONG:
 598                                 $this->showRecoverableUploadError( $this->msg( 'filename-toolong' )->escaped() );
 599                                 break;
 600                         case UploadBase::FILETYPE_MISSING:
 601                                 $this->showRecoverableUploadError( $this->msg( 'filetype-missing' )->parse() );
 602                                 break;
 603                         case UploadBase::WINDOWS_NONASCII_FILENAME:
 604                                 $this->showRecoverableUploadError( $this->msg( 'windows-nonascii-filename' )->parse() );
 605                                 break;
 606
 607                         /** Statuses that require reuploading **/
 608                         case UploadBase::EMPTY_FILE:
 609                                 $this->showUploadError( $this->msg( 'emptyfile' )->escaped() );
 610                                 break;
 611                         case UploadBase::FILE_TOO_LARGE:
 612                                 $this->showUploadError( $this->msg( 'largefileserver' )->escaped() );
 613                                 break;
 614                         case UploadBase::FILETYPE_BADTYPE:
 615                                 $msg = $this->msg( 'filetype-banned-type' );
 616                                 if ( isset( $details['blacklistedExt'] ) ) {
 617                                         $msg->params( $this->getLanguage()->commaList( $details['blacklistedExt'] ) );
 618                                 } else {
 619                                         $msg->params( $details['finalExt'] );
 620                                 }
 621                                 $extensions = array_unique( $this->getConfig()->get( 'FileExtensions' ) );
 622                                 $msg->params( $this->getLanguage()->commaList( $extensions ),
 623                                         count( $extensions ) );
 624
 625                                 // Add PLURAL support for the first parameter. This results
 626                                 // in a bit unlogical parameter sequence, but does not break
 627                                 // old translations
 628                                 if ( isset( $details['blacklistedExt'] ) ) {
 629                                         $msg->params( count( $details['blacklistedExt'] ) );
 630                                 } else {
 631                                         $msg->params( 1 );
 632                                 }
 633
 634                                 $this->showUploadError( $msg->parse() );
 635                                 break;
 636                         case UploadBase::VERIFICATION_ERROR:
 637                                 unset( $details['status'] );
 638                                 $code = array_shift( $details['details'] );
 639                                 $this->showUploadError( $this->msg( $code, $details['details'] )->parse() );
 640                                 break;
 641                         case UploadBase::HOOK_ABORTED:
 642                                 if ( is_array( $details['error'] ) ) { # allow hooks to return error details in an array
 643                                         $args = $details['error'];
 644                                         $error = array_shift( $args );
 645                                 } else {
 646                                         $error = $details['error'];
 647                                         $args = null;
 648                                 }
 649
 650                                 $this->showUploadError( $this->msg( $error, $args )->parse() );
 651                                 break;
 652                         default:
 653                                 throw new MWException( __METHOD__ . ": Unknown value `{$details['status']}`" );
 654                 }
 655         }
 656
 657         /**
 658          * Remove a temporarily kept file stashed by saveTempUploadedFile().
 659          *
 660          * @return bool Success
 661          */
 662         protected function unsaveUploadedFile() {
 663                 if ( !( $this->mUpload instanceof UploadFromStash ) ) {
 664                         return true;
 665                 }
 666                 $success = $this->mUpload->unsaveUploadedFile();
 667                 if ( !$success ) {
 668                         $this->getOutput()->showFileDeleteError( $this->mUpload->getTempPath() );
 669
 670                         return false;
 671                 } else {
 672                         return true;
 673                 }
 674         }
 675
 676         /*** Functions for formatting warnings ***/
 677
 678         /**
 679          * Formats a result of UploadBase::getExistsWarning as HTML
 680          * This check is static and can be done pre-upload via AJAX
 681          *
 682          * @param array $exists The result of UploadBase::getExistsWarning
 683          * @return string Empty string if there is no warning or an HTML fragment
 684          */
 685         public static function getExistsWarning( $exists ) {
 686                 if ( !$exists ) {
 687                         return '';
 688                 }
 689
 690                 $file = $exists['file'];
 691                 $filename = $file->getTitle()->getPrefixedText();
 692                 $warning = '';
 693
 694                 if ( $exists['warning'] == 'exists' ) {
 695                         // Exact match
 696                         $warning = wfMessage( 'fileexists', $filename )->parse();
 697                 } elseif ( $exists['warning'] == 'page-exists' ) {
 698                         // Page exists but file does not
 699                         $warning = wfMessage( 'filepageexists', $filename )->parse();
 700                 } elseif ( $exists['warning'] == 'exists-normalized' ) {
 701                         $warning = wfMessage( 'fileexists-extension', $filename,
 702                                 $exists['normalizedFile']->getTitle()->getPrefixedText() )->parse();
 703                 } elseif ( $exists['warning'] == 'thumb' ) {
 704                         // Swapped argument order compared with other messages for backwards compatibility
 705                         $warning = wfMessage( 'fileexists-thumbnail-yes',
 706                                 $exists['thumbFile']->getTitle()->getPrefixedText(), $filename )->parse();
 707                 } elseif ( $exists['warning'] == 'thumb-name' ) {
 708                         // Image w/o '180px-' does not exists, but we do not like these filenames
 709                         $name = $file->getName();
 710                         $badPart = substr( $name, 0, strpos( $name, '-' ) + 1 );
 711                         $warning = wfMessage( 'file-thumbnail-no', $badPart )->parse();
 712                 } elseif ( $exists['warning'] == 'bad-prefix' ) {
 713                         $warning = wfMessage( 'filename-bad-prefix', $exists['prefix'] )->parse();
 714                 } elseif ( $exists['warning'] == 'was-deleted' ) {
 715                         # If the file existed before and was deleted, warn the user of this
 716                         $ltitle = SpecialPage::getTitleFor( 'Log' );
 717                         $llink = Linker::linkKnown(
 718                                 $ltitle,
 719                                 wfMessage( 'deletionlog' )->escaped(),
 720                                 array(),
 721                                 array(
 722                                         'type' => 'delete',
 723                                         'page' => $filename
 724                                 )
 725                         );
 726                         $warning = wfMessage( 'filewasdeleted' )->rawParams( $llink )->parseAsBlock();
 727                 }
 728
 729                 return $warning;
 730         }
 731
 732         /**
 733          * Construct a warning and a gallery from an array of duplicate files.
 734          * @param array $dupes
 735          * @return string
 736          */
 737         public function getDupeWarning( $dupes ) {
 738                 if ( !$dupes ) {
 739                         return '';
 740                 }
 741
 742                 $gallery = ImageGalleryBase::factory( false, $this->getContext() );
 743                 $gallery->setShowBytes( false );
 744                 foreach ( $dupes as $file ) {
 745                         $gallery->add( $file->getTitle() );
 746                 }
 747
 748                 return '<li>' .
 749                         $this->msg( 'file-exists-duplicate' )->numParams( count( $dupes ) )->parse() .
 750                         $gallery->toHTML() . "</li>\n";
 751         }
 752
 753         protected function getGroupName() {
 754                 return 'media';
 755         }
 756
 757         /**
 758          * Should we rotate images in the preview on Special:Upload.
 759          *
 760          * This controls js: mw.config.get( 'wgFileCanRotate' )
 761          *
 762          * @todo What about non-BitmapHandler handled files?
 763          */
 764         public static function rotationEnabled() {
 765                 $bitmapHandler = new BitmapHandler();
 766                 return $bitmapHandler->autoRotateEnabled();
 767         }
 768 }
 769
 770 /**
 771  * Sub class of HTMLForm that provides the form section of SpecialUpload
 772  */
 773 class UploadForm extends HTMLForm {
 774         protected $mWatch;
 775         protected $mForReUpload;
 776         protected $mSessionKey;
 777         protected $mHideIgnoreWarning;
 778         protected $mDestWarningAck;
 779         protected $mDestFile;
 780
 781         protected $mComment;
 782         protected $mTextTop;
 783         protected $mTextAfterSummary;
 784
 785         protected $mSourceIds;
 786
 787         protected $mMaxFileSize = array();
 788
 789         protected $mMaxUploadSize = array();
 790
 791         public function __construct( array $options = array(), IContextSource $context = null ) {
 792                 if ( $context instanceof IContextSource ) {
 793                         $this->setContext( $context );
 794                 }
 795
 796                 $this->mWatch = !empty( $options['watch'] );
 797                 $this->mForReUpload = !empty( $options['forreupload'] );
 798                 $this->mSessionKey = isset( $options['sessionkey'] ) ? $options['sessionkey'] : '';
 799                 $this->mHideIgnoreWarning = !empty( $options['hideignorewarning'] );
 800                 $this->mDestWarningAck = !empty( $options['destwarningack'] );
 801                 $this->mDestFile = isset( $options['destfile'] ) ? $options['destfile'] : '';
 802
 803                 $this->mComment = isset( $options['description'] ) ?
 804                         $options['description'] : '';
 805
 806                 $this->mTextTop = isset( $options['texttop'] )
 807                         ? $options['texttop'] : '';
 808
 809                 $this->mTextAfterSummary = isset( $options['textaftersummary'] )
 810                         ? $options['textaftersummary'] : '';
 811
 812                 $sourceDescriptor = $this->getSourceSection();
 813                 $descriptor = $sourceDescriptor
 814                         + $this->getDescriptionSection()
 815                         + $this->getOptionsSection();
 816
 817                 Hooks::run( 'UploadFormInitDescriptor', array( &$descriptor ) );
 818                 parent::__construct( $descriptor, $context, 'upload' );
 819
 820                 # Add a link to edit MediaWik:Licenses
 821                 if ( $this->getUser()->isAllowed( 'editinterface' ) ) {
 822                         $licensesLink = Linker::linkKnown(
 823                                 $this->msg( 'licenses' )->inContentLanguage()->getTitle(),
 824                                 $this->msg( 'licenses-edit' )->escaped(),
 825                                 array(),
 826                                 array( 'action' => 'edit' )
 827                         );
 828                         $editLicenses = '<p class="mw-upload-editlicenses">' . $licensesLink . '</p>';
 829                         $this->addFooterText( $editLicenses, 'description' );
 830                 }
 831
 832                 # Set some form properties
 833                 $this->setSubmitText( $this->msg( 'uploadbtn' )->text() );
 834                 $this->setSubmitName( 'wpUpload' );
 835                 # Used message keys: 'accesskey-upload', 'tooltip-upload'
 836                 $this->setSubmitTooltip( 'upload' );
 837                 $this->setId( 'mw-upload-form' );
 838
 839                 # Build a list of IDs for javascript insertion
 840                 $this->mSourceIds = array();
 841                 foreach ( $sourceDescriptor as $field ) {
 842                         if ( !empty( $field['id'] ) ) {
 843                                 $this->mSourceIds[] = $field['id'];
 844                         }
 845                 }
 846         }
 847
 848         /**
 849          * Get the descriptor of the fieldset that contains the file source
 850          * selection. The section is 'source'
 851          *
 852          * @return array Descriptor array
 853          */
 854         protected function getSourceSection() {
 855                 if ( $this->mSessionKey ) {
 856                         return array(
 857                                 'SessionKey' => array(
 858                                         'type' => 'hidden',
 859                                         'default' => $this->mSessionKey,
 860                                 ),
 861                                 'SourceType' => array(
 862                                         'type' => 'hidden',
 863                                         'default' => 'Stash',
 864                                 ),
 865                         );
 866                 }
 867
 868                 $canUploadByUrl = UploadFromUrl::isEnabled()
 869                         && ( UploadFromUrl::isAllowed( $this->getUser() ) === true )
 870                         && $this->getConfig()->get( 'CopyUploadsFromSpecialUpload' );
 871                 $radio = $canUploadByUrl;
 872                 $selectedSourceType = strtolower( $this->getRequest()->getText( 'wpSourceType', 'File' ) );
 873
 874                 $descriptor = array();
 875                 if ( $this->mTextTop ) {
 876                         $descriptor['UploadFormTextTop'] = array(
 877                                 'type' => 'info',
 878                                 'section' => 'source',
 879                                 'default' => $this->mTextTop,
 880                                 'raw' => true,
 881                         );
 882                 }
 883
 884                 $this->mMaxUploadSize['file'] = UploadBase::getMaxUploadSize( 'file' );
 885                 # Limit to upload_max_filesize unless we are running under HipHop and
 886                 # that setting doesn't exist
 887                 if ( !wfIsHHVM() ) {
 888                         $this->mMaxUploadSize['file'] = min( $this->mMaxUploadSize['file'],
 889                                 wfShorthandToInteger( ini_get( 'upload_max_filesize' ) ),
 890                                 wfShorthandToInteger( ini_get( 'post_max_size' ) )
 891                         );
 892                 }
 893
 894                 $help = $this->msg( 'upload-maxfilesize',
 895                                 $this->getContext()->getLanguage()->formatSize( $this->mMaxUploadSize['file'] )
 896                         )->parse();
 897
 898                 // If the user can also upload by URL, there are 2 different file size limits.
 899                 // This extra message helps stress which limit corresponds to what.
 900                 if ( $canUploadByUrl ) {
 901                         $help .= $this->msg( 'word-separator' )->escaped();
 902                         $help .= $this->msg( 'upload_source_file' )->parse();
 903                 }
 904
 905                 $descriptor['UploadFile'] = array(
 906                         'class' => 'UploadSourceField',
 907                         'section' => 'source',
 908                         'type' => 'file',
 909                         'id' => 'wpUploadFile',
 910                         'radio-id' => 'wpSourceTypeFile',
 911                         'label-message' => 'sourcefilename',
 912                         'upload-type' => 'File',
 913                         'radio' => &$radio,
 914                         'help' => $help,
 915                         'checked' => $selectedSourceType == 'file',
 916                 );
 917
 918                 if ( $canUploadByUrl ) {
 919                         $this->mMaxUploadSize['url'] = UploadBase::getMaxUploadSize( 'url' );
 920                         $descriptor['UploadFileURL'] = array(
 921                                 'class' => 'UploadSourceField',
 922                                 'section' => 'source',
 923                                 'id' => 'wpUploadFileURL',
 924                                 'radio-id' => 'wpSourceTypeurl',
 925                                 'label-message' => 'sourceurl',
 926                                 'upload-type' => 'url',
 927                                 'radio' => &$radio,
 928                                 'help' => $this->msg( 'upload-maxfilesize',
 929                                         $this->getContext()->getLanguage()->formatSize( $this->mMaxUploadSize['url'] )
 930                                 )->parse() .
 931                                         $this->msg( 'word-separator' )->escaped() .
 932                                         $this->msg( 'upload_source_url' )->parse(),
 933                                 'checked' => $selectedSourceType == 'url',
 934                         );
 935                 }
 936                 Hooks::run( 'UploadFormSourceDescriptors', array( &$descriptor, &$radio, $selectedSourceType ) );
 937
 938                 $descriptor['Extensions'] = array(
 939                         'type' => 'info',
 940                         'section' => 'source',
 941                         'default' => $this->getExtensionsMessage(),
 942                         'raw' => true,
 943                 );
 944
 945                 return $descriptor;
 946         }
 947
 948         /**
 949          * Get the messages indicating which extensions are preferred and prohibitted.
 950          *
 951          * @return string HTML string containing the message
 952          */
 953         protected function getExtensionsMessage() {
 954                 # Print a list of allowed file extensions, if so configured.  We ignore
 955                 # MIME type here, it's incomprehensible to most people and too long.
 956                 $config = $this->getConfig();
 957
 958                 if ( $config->get( 'CheckFileExtensions' ) ) {
 959                         $fileExtensions = array_unique( $config->get( 'FileExtensions' ) );
 960                         if ( $config->get( 'StrictFileExtensions' ) ) {
 961                                 # Everything not permitted is banned
 962                                 $extensionsList =
 963                                         '<div id="mw-upload-permitted">' .
 964                                         $this->msg( 'upload-permitted' )
 965                                                 ->params( $this->getLanguage()->commaList( $fileExtensions ) )
 966                                                 ->numParams( count( $fileExtensions ) )
 967                                                 ->parseAsBlock() .
 968                                         "</div>\n";
 969                         } else {
 970                                 # We have to list both preferred and prohibited
 971                                 $fileBlacklist = array_unique( $config->get( 'FileBlacklist' ) );
 972                                 $extensionsList =
 973                                         '<div id="mw-upload-preferred">' .
 974                                                 $this->msg( 'upload-preferred' )
 975                                                         ->params( $this->getLanguage()->commaList( $fileExtensions ) )
 976                                                         ->numParams( count( $fileExtensions ) )
 977                                                         ->parseAsBlock() .
 978                                         "</div>\n" .
 979                                         '<div id="mw-upload-prohibited">' .
 980                                                 $this->msg( 'upload-prohibited' )
 981                                                         ->params( $this->getLanguage()->commaList( $fileBlacklist ) )
 982                                                         ->numParams( count( $fileBlacklist ) )
 983                                                         ->parseAsBlock() .
 984                                         "</div>\n";
 985                         }
 986                 } else {
 987                         # Everything is permitted.
 988                         $extensionsList = '';
 989                 }
 990
 991                 return $extensionsList;
 992         }
 993
 994         /**
 995          * Get the descriptor of the fieldset that contains the file description
 996          * input. The section is 'description'
 997          *
 998          * @return array Descriptor array
 999          */
1000         protected function getDescriptionSection() {
1001                 $config = $this->getConfig();
1002                 if ( $this->mSessionKey ) {
1003                         $stash = RepoGroup::singleton()->getLocalRepo()->getUploadStash( $this->getUser() );
1004                         try {
1005                                 $file = $stash->getFile( $this->mSessionKey );
1006                         } catch ( Exception $e ) {
1007                                 $file = null;
1008                         }
1009                         if ( $file ) {
1010                                 global $wgContLang;
1011
1012                                 $mto = $file->transform( array( 'width' => 120 ) );
1013                                 $this->addHeaderText(
1014                                         '<div class="thumb t' . $wgContLang->alignEnd() . '">' .
1015                                         Html::element( 'img', array(
1016                                                 'src' => $mto->getUrl(),
1017                                                 'class' => 'thumbimage',
1018                                         ) ) . '</div>', 'description' );
1019                         }
1020                 }
1021
1022                 $descriptor = array(
1023                         'DestFile' => array(
1024                                 'type' => 'text',
1025                                 'section' => 'description',
1026                                 'id' => 'wpDestFile',
1027                                 'label-message' => 'destfilename',
1028                                 'size' => 60,
1029                                 'default' => $this->mDestFile,
1030                                 # @todo FIXME: Hack to work around poor handling of the 'default' option in HTMLForm
1031                                 'nodata' => strval( $this->mDestFile ) !== '',
1032                         ),
1033                         'UploadDescription' => array(
1034                                 'type' => 'textarea',
1035                                 'section' => 'description',
1036                                 'id' => 'wpUploadDescription',
1037                                 'label-message' => $this->mForReUpload
1038                                         ? 'filereuploadsummary'
1039                                         : 'fileuploadsummary',
1040                                 'default' => $this->mComment,
1041                                 'cols' => $this->getUser()->getIntOption( 'cols' ),
1042                                 'rows' => 8,
1043                         )
1044                 );
1045                 if ( $this->mTextAfterSummary ) {
1046                         $descriptor['UploadFormTextAfterSummary'] = array(
1047                                 'type' => 'info',
1048                                 'section' => 'description',
1049                                 'default' => $this->mTextAfterSummary,
1050                                 'raw' => true,
1051                         );
1052                 }
1053
1054                 $descriptor += array(
1055                         'EditTools' => array(
1056                                 'type' => 'edittools',
1057                                 'section' => 'description',
1058                                 'message' => 'edittools-upload',
1059                         )
1060                 );
1061
1062                 if ( $this->mForReUpload ) {
1063                         $descriptor['DestFile']['readonly'] = true;
1064                 } else {
1065                         $descriptor['License'] = array(
1066                                 'type' => 'select',
1067                                 'class' => 'Licenses',
1068                                 'section' => 'description',
1069                                 'id' => 'wpLicense',
1070                                 'label-message' => 'license',
1071                         );
1072                 }
1073
1074                 if ( $config->get( 'UseCopyrightUpload' ) ) {
1075                         $descriptor['UploadCopyStatus'] = array(
1076                                 'type' => 'text',
1077                                 'section' => 'description',
1078                                 'id' => 'wpUploadCopyStatus',
1079                                 'label-message' => 'filestatus',
1080                         );
1081                         $descriptor['UploadSource'] = array(
1082                                 'type' => 'text',
1083                                 'section' => 'description',
1084                                 'id' => 'wpUploadSource',
1085                                 'label-message' => 'filesource',
1086                         );
1087                 }
1088
1089                 return $descriptor;
1090         }
1091
1092         /**
1093          * Get the descriptor of the fieldset that contains the upload options,
1094          * such as "watch this file". The section is 'options'
1095          *
1096          * @return array Descriptor array
1097          */
1098         protected function getOptionsSection() {
1099                 $user = $this->getUser();
1100                 if ( $user->isLoggedIn() ) {
1101                         $descriptor = array(
1102                                 'Watchthis' => array(
1103                                         'type' => 'check',
1104                                         'id' => 'wpWatchthis',
1105                                         'label-message' => 'watchthisupload',
1106                                         'section' => 'options',
1107                                         'default' => $this->mWatch,
1108                                 )
1109                         );
1110                 }
1111                 if ( !$this->mHideIgnoreWarning ) {
1112                         $descriptor['IgnoreWarning'] = array(
1113                                 'type' => 'check',
1114                                 'id' => 'wpIgnoreWarning',
1115                                 'label-message' => 'ignorewarnings',
1116                                 'section' => 'options',
1117                         );
1118                 }
1119
1120                 $descriptor['DestFileWarningAck'] = array(
1121                         'type' => 'hidden',
1122                         'id' => 'wpDestFileWarningAck',
1123                         'default' => $this->mDestWarningAck ? '1' : '',
1124                 );
1125
1126                 if ( $this->mForReUpload ) {
1127                         $descriptor['ForReUpload'] = array(
1128                                 'type' => 'hidden',
1129                                 'id' => 'wpForReUpload',
1130                                 'default' => '1',
1131                         );
1132                 }
1133
1134                 return $descriptor;
1135         }
1136
1137         /**
1138          * Add the upload JS and show the form.
1139          */
1140         public function show() {
1141                 $this->addUploadJS();
1142                 parent::show();
1143         }
1144
1145         /**
1146          * Add upload JS to the OutputPage
1147          */
1148         protected function addUploadJS() {
1149                 $config = $this->getConfig();
1150
1151                 $useAjaxDestCheck = $config->get( 'UseAjax' ) && $config->get( 'AjaxUploadDestCheck' );
1152                 $useAjaxLicensePreview = $config->get( 'UseAjax' ) &&
1153                         $config->get( 'AjaxLicensePreview' ) && $config->get( 'EnableAPI' );
1154                 $this->mMaxUploadSize['*'] = UploadBase::getMaxUploadSize();
1155
1156                 $scriptVars = array(
1157                         'wgAjaxUploadDestCheck' => $useAjaxDestCheck,
1158                         'wgAjaxLicensePreview' => $useAjaxLicensePreview,
1159                         'wgUploadAutoFill' => !$this->mForReUpload &&
1160                                 // If we received mDestFile from the request, don't autofill
1161                                 // the wpDestFile textbox
1162                                 $this->mDestFile === '',
1163                         'wgUploadSourceIds' => $this->mSourceIds,
1164                         'wgCheckFileExtensions' => $config->get( 'CheckFileExtensions' ),
1165                         'wgStrictFileExtensions' => $config->get( 'StrictFileExtensions' ),
1166                         'wgFileExtensions' => array_values( array_unique( $config->get( 'FileExtensions' ) ) ),
1167                         'wgCapitalizeUploads' => MWNamespace::isCapitalized( NS_FILE ),
1168                         'wgMaxUploadSize' => $this->mMaxUploadSize,
1169                         'wgFileCanRotate' => SpecialUpload::rotationEnabled(),
1170                 );
1171
1172                 $out = $this->getOutput();
1173                 $out->addJsConfigVars( $scriptVars );
1174
1175                 $out->addModules( array(
1176                         'mediawiki.action.edit', // For <charinsert> support
1177                         'mediawiki.special.upload', // Extras for thumbnail and license preview.
1178                 ) );
1179         }
1180
1181         /**
1182          * Empty function; submission is handled elsewhere.
1183          *
1184          * @return bool False
1185          */
1186         function trySubmit() {
1187                 return false;
1188         }
1189 }
1190
1191 /**
1192  * A form field that contains a radio box in the label
1193  */
1194 class UploadSourceField extends HTMLTextField {
1195
1196         /**
1197          * @param array $cellAttributes
1198          * @return string
1199          */
1200         function getLabelHtml( $cellAttributes = array() ) {
1201                 $id = $this->mParams['id'];
1202                 $label = Html::rawElement( 'label', array( 'for' => $id ), $this->mLabel );
1203
1204                 if ( !empty( $this->mParams['radio'] ) ) {
1205                         if ( isset( $this->mParams['radio-id'] ) ) {
1206                                 $radioId = $this->mParams['radio-id'];
1207                         } else {
1208                                 // Old way. For the benefit of extensions that do not define
1209                                 // the 'radio-id' key.
1210                                 $radioId = 'wpSourceType' . $this->mParams['upload-type'];
1211                         }
1212
1213                         $attribs = array(
1214                                 'name' => 'wpSourceType',
1215                                 'type' => 'radio',
1216                                 'id' => $radioId,
1217                                 'value' => $this->mParams['upload-type'],
1218                         );
1219
1220                         if ( !empty( $this->mParams['checked'] ) ) {
1221                                 $attribs['checked'] = 'checked';
1222                         }
1223
1224                         $label .= Html::element( 'input', $attribs );
1225                 }
1226
1227                 return Html::rawElement( 'td', array( 'class' => 'mw-label' ) + $cellAttributes, $label );
1228         }
1229
1230         /**
1231          * @return int
1232          */
1233         function getSize() {
1234                 return isset( $this->mParams['size'] )
1235                         ? $this->mParams['size']
1236                         : 60;
1237         }
1238 }