SpecialUpload.php
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SpecialUpload.php
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			<?php
			/**
			* Implements Special:Upload
			*
			* This program is free software; you can redistribute it and/or modify
			* it under the terms of the GNU General Public License as published by
			* the Free Software Foundation; either version 2 of the License, or
			* (at your option) any later version.
			*
			* This program is distributed in the hope that it will be useful,
			* but WITHOUT ANY WARRANTY; without even the implied warranty of
			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
			* GNU General Public License for more details.
			*
			* You should have received a copy of the GNU General Public License along
			* with this program; if not, write to the Free Software Foundation, Inc.,
			* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
			* http://www.gnu.org/copyleft/gpl.html
			*
			* @file
			* @ingroup SpecialPage
			* @ingroup Upload
			*/

			/**
			* Form for handling uploads and special page.
			*
			* @ingroup SpecialPage
			* @ingroup Upload
			*/
			class SpecialUpload extends SpecialPage {
			/**
			* Constructor : initialise object
			* Get data POSTed through the form and assign them to the object
			* @param WebRequest $request Data posted.
			*/
			public function __construct( $request = null ) {
			parent::__construct( 'Upload', 'upload' );
			}

			/ Misc variables /

			/** @var WebRequest\|FauxRequest The request this form is supposed to handle */
			public $mRequest;
			public $mSourceType;

			/** @var UploadBase */
			public $mUpload;

			/** @var LocalFile */
			public $mLocalFile;
			public $mUploadClicked;

			/ User input variables from the "description" section /

			/** @var string The requested target file name */
			public $mDesiredDestName;
			public $mComment;
			public $mLicense;

			/ User input variables from the root section /

			public $mIgnoreWarning;
			public $mWatchthis;
			public $mCopyrightStatus;
			public $mCopyrightSource;

			/ Hidden variables /

			public $mDestWarningAck;

			/** @var bool The user followed an "overwrite this file" link */
			public $mForReUpload;

			/** @var bool The user clicked "Cancel and return to upload form" button */
			public $mCancelUpload;
			public $mTokenOk;

			/** @var bool Subclasses can use this to determine whether a file was uploaded */
			public $mUploadSuccessful = false;

			/ Text injection points for hooks not using HTMLForm /
			public $uploadFormTextTop;
			public $uploadFormTextAfterSummary;

			/**
			* Initialize instance variables from request and create an Upload handler
			*/
			protected function loadRequest() {
			$this->mRequest = $request = $this->getRequest();
			$this->mSourceType = $request->getVal( 'wpSourceType', 'file' );
			$this->mUpload = UploadBase::createFromRequest( $request );
			$this->mUploadClicked = $request->wasPosted()
			&& ( $request->getCheck( 'wpUpload' )
			\|\| $request->getCheck( 'wpUploadIgnoreWarning' ) );

			// Guess the desired name from the filename if not provided
			$this->mDesiredDestName = $request->getText( 'wpDestFile' );
			if ( !$this->mDesiredDestName && $request->getFileName( 'wpUploadFile' ) !== null ) {
			$this->mDesiredDestName = $request->getFileName( 'wpUploadFile' );
			}
			$this->mLicense = $request->getText( 'wpLicense' );

			$this->mDestWarningAck = $request->getText( 'wpDestFileWarningAck' );
			$this->mIgnoreWarning = $request->getCheck( 'wpIgnoreWarning' )
			\|\| $request->getCheck( 'wpUploadIgnoreWarning' );
			$this->mWatchthis = $request->getBool( 'wpWatchthis' ) && $this->getUser()->isLoggedIn();
			$this->mCopyrightStatus = $request->getText( 'wpUploadCopyStatus' );
			$this->mCopyrightSource = $request->getText( 'wpUploadSource' );

			$this->mForReUpload = $request->getBool( 'wpForReUpload' ); // updating a file

			$commentDefault = '';
			$commentMsg = wfMessage( 'upload-default-description' )->inContentLanguage();
			if ( !$this->mForReUpload && !$commentMsg->isDisabled() ) {
			$commentDefault = $commentMsg->plain();
			}
			$this->mComment = $request->getText( 'wpUploadDescription', $commentDefault );

			$this->mCancelUpload = $request->getCheck( 'wpCancelUpload' )
			\|\| $request->getCheck( 'wpReUpload' ); // b/w compat

			// If it was posted check for the token (no remote POST'ing with user credentials)
			$token = $request->getVal( 'wpEditToken' );
			$this->mTokenOk = $this->getUser()->matchEditToken( $token );

			$this->uploadFormTextTop = '';
			$this->uploadFormTextAfterSummary = '';
			}

			/**
			* This page can be shown if uploading is enabled.
			* Handle permission checking elsewhere in order to be able to show
			* custom error messages.
			*
			* @param User $user
			* @return bool
			*/
			public function userCanExecute( User $user ) {
			return UploadBase::isEnabled() && parent::userCanExecute( $user );
			}

			/**
			* Special page entry point
			* @param string $par
			*/
			public function execute( $par ) {
			$this->setHeaders();
			$this->outputHeader();

			# Check uploading enabled
			if ( !UploadBase::isEnabled() ) {
			throw new ErrorPageError( 'uploaddisabled', 'uploaddisabledtext' );
			}

			# Check permissions
			$user = $this->getUser();
			$permissionRequired = UploadBase::isAllowed( $user );
			if ( $permissionRequired !== true ) {
			throw new PermissionsError( $permissionRequired );
			}

			# Check blocks
			if ( $user->isBlocked() ) {
			throw new UserBlockedError( $user->getBlock() );
			}

			# Check whether we actually want to allow changing stuff
			$this->checkReadOnly();

			$this->loadRequest();

			# Unsave the temporary file in case this was a cancelled upload
			if ( $this->mCancelUpload ) {
			if ( !$this->unsaveUploadedFile() ) {
			# Something went wrong, so unsaveUploadedFile showed a warning
			return;
			}
			}

			# Process upload or show a form
			if (
			$this->mTokenOk && !$this->mCancelUpload &&
			( $this->mUpload && $this->mUploadClicked )
			) {
			$this->processUpload();
			} else {
			# Backwards compatibility hook
			if ( !wfRunHooks( 'UploadForm:initial', array( &$this ) ) ) {
			wfDebug( "Hook 'UploadForm:initial' broke output of the upload form\n" );

			return;
			}
			$this->showUploadForm( $this->getUploadForm() );
			}

			# Cleanup
			if ( $this->mUpload ) {
			$this->mUpload->cleanupTempFile();
			}
			}

			/**
			* Show the main upload form
			*
			* @param HTMLForm\|string $form An HTMLForm instance or HTML string to show
			*/
			protected function showUploadForm( $form ) {
			# Add links if file was previously deleted
			if ( $this->mDesiredDestName ) {
			$this->showViewDeletedLinks();
			}

			if ( $form instanceof HTMLForm ) {
			$form->show();
			} else {
			$this->getOutput()->addHTML( $form );
			}
			}

			/**
			* Get an UploadForm instance with title and text properly set.
			*
			* @param string $message HTML string to add to the form
			* @param string $sessionKey Session key in case this is a stashed upload
			* @param bool $hideIgnoreWarning Whether to hide "ignore warning" check box
			* @return UploadForm
			*/
			protected function getUploadForm( $message = '', $sessionKey = '', $hideIgnoreWarning = false ) {
			# Initialize form
			$context = new DerivativeContext( $this->getContext() );
			$context->setTitle( $this->getPageTitle() ); // Remove subpage
			$form = new UploadForm( array(
			'watch' => $this->getWatchCheck(),
			'forreupload' => $this->mForReUpload,
			'sessionkey' => $sessionKey,
			'hideignorewarning' => $hideIgnoreWarning,
			'destwarningack' => (bool)$this->mDestWarningAck,

			'description' => $this->mComment,
			'texttop' => $this->uploadFormTextTop,
			'textaftersummary' => $this->uploadFormTextAfterSummary,
			'destfile' => $this->mDesiredDestName,
			), $context );

			# Check the token, but only if necessary
			if (
			!$this->mTokenOk && !$this->mCancelUpload &&
			( $this->mUpload && $this->mUploadClicked )
			) {
			$form->addPreText( $this->msg( 'session_fail_preview' )->parse() );
			}

			# Give a notice if the user is uploading a file that has been deleted or moved
			# Note that this is independent from the message 'filewasdeleted' that requires JS
			$desiredTitleObj = Title::makeTitleSafe( NS_FILE, $this->mDesiredDestName );
			$delNotice = ''; // empty by default
			if ( $desiredTitleObj instanceof Title && !$desiredTitleObj->exists() ) {
			LogEventsList::showLogExtract( $delNotice, array( 'delete', 'move' ),
			$desiredTitleObj,
			'', array( 'lim' => 10,
			'conds' => array( "log_action != 'revision'" ),
			'showIfEmpty' => false,
			'msgKey' => array( 'upload-recreate-warning' ) )
			);
			}
			$form->addPreText( $delNotice );

			# Add text to form
			$form->addPreText( '<div id="uploadtext">' .
			$this->msg( 'uploadtext', array( $this->mDesiredDestName ) )->parseAsBlock() .
			'</div>' );
			# Add upload error message
			$form->addPreText( $message );

			# Add footer to form
			$uploadFooter = $this->msg( 'uploadfooter' );
			if ( !$uploadFooter->isDisabled() ) {
			$form->addPostText( '<div id="mw-upload-footer-message">'
			. $uploadFooter->parseAsBlock() . "</div>\n" );
			}

			return $form;
			}

			/**
			* Shows the "view X deleted revivions link""
			*/
			protected function showViewDeletedLinks() {
			$title = Title::makeTitleSafe( NS_FILE, $this->mDesiredDestName );
			$user = $this->getUser();
			// Show a subtitle link to deleted revisions (to sysops et al only)
			if ( $title instanceof Title ) {
			$count = $title->isDeleted();
			if ( $count > 0 && $user->isAllowed( 'deletedhistory' ) ) {
			$restorelink = Linker::linkKnown(
			SpecialPage::getTitleFor( 'Undelete', $title->getPrefixedText() ),
			$this->msg( 'restorelink' )->numParams( $count )->escaped()
			);
			$link = $this->msg( $user->isAllowed( 'delete' ) ? 'thisisdeleted' : 'viewdeleted' )
			->rawParams( $restorelink )->parseAsBlock();
			$this->getOutput()->addHTML( "<div id=\"contentSub2\">{$link}</div>" );
			}
			}
			}

			/**
			* Stashes the upload and shows the main upload form.
			*
			* Note: only errors that can be handled by changing the name or
			* description should be redirected here. It should be assumed that the
			* file itself is sane and has passed UploadBase::verifyFile. This
			* essentially means that UploadBase::VERIFICATION_ERROR and
			* UploadBase::EMPTY_FILE should not be passed here.
			*
			* @param string $message HTML message to be passed to mainUploadForm
			*/
			protected function showRecoverableUploadError( $message ) {
			$sessionKey = $this->mUpload->stashSession();
			$message = '<h2>' . $this->msg( 'uploaderror' )->escaped() . "</h2>\n" .
			'<div class="error">' . $message . "</div>\n";

			$form = $this->getUploadForm( $message, $sessionKey );
			$form->setSubmitText( $this->msg( 'upload-tryagain' )->escaped() );
			$this->showUploadForm( $form );
			}

			/**
			* Stashes the upload, shows the main form, but adds a "continue anyway button".
			* Also checks whether there are actually warnings to display.
			*
			* @param array $warnings
			* @return bool True if warnings were displayed, false if there are no
			* warnings and it should continue processing
			*/
			protected function showUploadWarning( $warnings ) {
			# If there are no warnings, or warnings we can ignore, return early.
			# mDestWarningAck is set when some javascript has shown the warning
			# to the user. mForReUpload is set when the user clicks the "upload a
			# new version" link.
			if ( !$warnings \|\| ( count( $warnings ) == 1
			&& isset( $warnings['exists'] )
			&& ( $this->mDestWarningAck \|\| $this->mForReUpload ) )
			) {
			return false;
			}

			$sessionKey = $this->mUpload->stashSession();

			$warningHtml = '<h2>' . $this->msg( 'uploadwarning' )->escaped() . "</h2>\n"
			. '<ul class="warning">';
			foreach ( $warnings as $warning => $args ) {
			if ( $warning == 'badfilename' ) {
			$this->mDesiredDestName = Title::makeTitle( NS_FILE, $args )->getText();
			}
			if ( $warning == 'exists' ) {
			$msg = "\t<li>" . self::getExistsWarning( $args ) . "</li>\n";
			} elseif ( $warning == 'duplicate' ) {
			$msg = $this->getDupeWarning( $args );
			} elseif ( $warning == 'duplicate-archive' ) {
			if ( $args === '' ) {
			$msg = "\t<li>" . $this->msg( 'file-deleted-duplicate-notitle' )->parse()
			. "</li>\n";
			} else {
			$msg = "\t<li>" . $this->msg( 'file-deleted-duplicate',
			Title::makeTitle( NS_FILE, $args )->getPrefixedText() )->parse()
			. "</li>\n";
			}
			} else {
			if ( $args === true ) {
			$args = array();
			} elseif ( !is_array( $args ) ) {
			$args = array( $args );
			}
			$msg = "\t<li>" . $this->msg( $warning, $args )->parse() . "</li>\n";
			}
			$warningHtml .= $msg;
			}
			$warningHtml .= "</ul>\n";
			$warningHtml .= $this->msg( 'uploadwarning-text' )->parseAsBlock();

			$form = $this->getUploadForm( $warningHtml, $sessionKey, /* $hideIgnoreWarning */ true );
			$form->setSubmitText( $this->msg( 'upload-tryagain' )->text() );
			$form->addButton( 'wpUploadIgnoreWarning', $this->msg( 'ignorewarning' )->text() );
			$form->addButton( 'wpCancelUpload', $this->msg( 'reuploaddesc' )->text() );

			$this->showUploadForm( $form );

			# Indicate that we showed a form
			return true;
			}

			/**
			* Show the upload form with error message, but do not stash the file.
			*
			* @param string $message HTML string
			*/
			protected function showUploadError( $message ) {
			$message = '<h2>' . $this->msg( 'uploadwarning' )->escaped() . "</h2>\n" .
			'<div class="error">' . $message . "</div>\n";
			$this->showUploadForm( $this->getUploadForm( $message ) );
			}

			/**
			* Do the upload.
			* Checks are made in SpecialUpload::execute()
			*/
			protected function processUpload() {
			// Fetch the file if required
			$status = $this->mUpload->fetchFile();
			if ( !$status->isOK() ) {
			$this->showUploadError( $this->getOutput()->parse( $status->getWikiText() ) );

			return;
			}

			if ( !wfRunHooks( 'UploadForm:BeforeProcessing', array( &$this ) ) ) {
			wfDebug( "Hook 'UploadForm:BeforeProcessing' broke processing the file.\n" );
			// This code path is deprecated. If you want to break upload processing
			// do so by hooking into the appropriate hooks in UploadBase::verifyUpload
			// and UploadBase::verifyFile.
			// If you use this hook to break uploading, the user will be returned
			// an empty form with no error message whatsoever.
			return;
			}

			// Upload verification
			$details = $this->mUpload->verifyUpload();
			if ( $details['status'] != UploadBase::OK ) {
			$this->processVerificationError( $details );

			return;
			}

			// Verify permissions for this title
			$permErrors = $this->mUpload->verifyTitlePermissions( $this->getUser() );
			if ( $permErrors !== true ) {
			$code = array_shift( $permErrors[0] );
			$this->showRecoverableUploadError( $this->msg( $code, $permErrors[0] )->parse() );

			return;
			}

			$this->mLocalFile = $this->mUpload->getLocalFile();

			// Check warnings if necessary
			if ( !$this->mIgnoreWarning ) {
			$warnings = $this->mUpload->checkWarnings();
			if ( $this->showUploadWarning( $warnings ) ) {
			return;
			}
			}

			// Get the page text if this is not a reupload
			if ( !$this->mForReUpload ) {
			$pageText = self::getInitialPageText( $this->mComment, $this->mLicense,
			$this->mCopyrightStatus, $this->mCopyrightSource );
			} else {
			$pageText = false;
			}

			$status = $this->mUpload->performUpload(
			$this->mComment,
			$pageText,
			$this->mWatchthis,
			$this->getUser()
			);

			if ( !$status->isGood() ) {
			$this->showUploadError( $this->getOutput()->parse( $status->getWikiText() ) );

			return;
			}

			// Success, redirect to description page
			$this->mUploadSuccessful = true;
			wfRunHooks( 'SpecialUploadComplete', array( &$this ) );
			$this->getOutput()->redirect( $this->mLocalFile->getTitle()->getFullURL() );
			}

			/**
			* Get the initial image page text based on a comment and optional file status information
			* @param string $comment
			* @param string $license
			* @param string $copyStatus
			* @param string $source
			* @return string
			* @todo Use Config obj instead of globals
			*/
			public static function getInitialPageText( $comment = '', $license = '',
			$copyStatus = '', $source = ''
			) {
			global $wgUseCopyrightUpload, $wgForceUIMsgAsContentMsg;

			$msg = array();
			/* These messages are transcluded into the actual text of the description page.
			* Thus, forcing them as content messages makes the upload to produce an int: template
			* instead of hardcoding it there in the uploader language.
			*/
			foreach ( array( 'license-header', 'filedesc', 'filestatus', 'filesource' ) as $msgName ) {
			if ( in_array( $msgName, (array)$wgForceUIMsgAsContentMsg ) ) {
			$msg[$msgName] = "{{int:$msgName}}";
			} else {
			$msg[$msgName] = wfMessage( $msgName )->inContentLanguage()->text();
			}
			}

			if ( $wgUseCopyrightUpload ) {
			$licensetxt = '';
			if ( $license != '' ) {
			$licensetxt = '== ' . $msg['license-header'] . " ==\n" . '{{' . $license . '}}' . "\n";
			}
			$pageText = '== ' . $msg['filedesc'] . " ==\n" . $comment . "\n" .
			'== ' . $msg['filestatus'] . " ==\n" . $copyStatus . "\n" .
			"$licensetxt" .
			'== ' . $msg['filesource'] . " ==\n" . $source;
			} else {
			if ( $license != '' ) {
			$filedesc = $comment == '' ? '' : '== ' . $msg['filedesc'] . " ==\n" . $comment . "\n";
			$pageText = $filedesc .
			'== ' . $msg['license-header'] . " ==\n" . '{{' . $license . '}}' . "\n";
			} else {
			$pageText = $comment;
			}
			}

			return $pageText;
			}

			/**
			* See if we should check the 'watch this page' checkbox on the form
			* based on the user's preferences and whether we're being asked
			* to create a new file or update an existing one.
			*
			* In the case where 'watch edits' is off but 'watch creations' is on,
			* we'll leave the box unchecked.
			*
			* Note that the page target can be changed on the form, so our check
			* state can get out of sync.
			* @return bool\|string
			*/
			protected function getWatchCheck() {
			if ( $this->getUser()->getOption( 'watchdefault' ) ) {
			// Watch all edits!
			return true;
			}

			$desiredTitleObj = Title::makeTitleSafe( NS_FILE, $this->mDesiredDestName );
			if ( $desiredTitleObj instanceof Title && $this->getUser()->isWatched( $desiredTitleObj ) ) {
			// Already watched, don't change that
			return true;
			}

			$local = wfLocalFile( $this->mDesiredDestName );
			if ( $local && $local->exists() ) {
			// We're uploading a new version of an existing file.
			// No creation, so don't watch it if we're not already.
			return false;
			} else {
			// New page should get watched if that's our option.
			return $this->getUser()->getOption( 'watchcreations' );
			}
			}

			/**
			* Provides output to the user for a result of UploadBase::verifyUpload
			*
			* @param array $details Result of UploadBase::verifyUpload
			* @throws MWException
			*/
			protected function processVerificationError( $details ) {
			switch ( $details['status'] ) {

			/ Statuses that only require name changing /
			case UploadBase::MIN_LENGTH_PARTNAME:
			$this->showRecoverableUploadError( $this->msg( 'minlength1' )->escaped() );
			break;
			case UploadBase::ILLEGAL_FILENAME:
			$this->showRecoverableUploadError( $this->msg( 'illegalfilename',
			$details['filtered'] )->parse() );
			break;
			case UploadBase::FILENAME_TOO_LONG:
			$this->showRecoverableUploadError( $this->msg( 'filename-toolong' )->escaped() );
			break;
			case UploadBase::FILETYPE_MISSING:
			$this->showRecoverableUploadError( $this->msg( 'filetype-missing' )->parse() );
			break;
			case UploadBase::WINDOWS_NONASCII_FILENAME:
			$this->showRecoverableUploadError( $this->msg( 'windows-nonascii-filename' )->parse() );
			break;

			/ Statuses that require reuploading /
			case UploadBase::EMPTY_FILE:
			$this->showUploadError( $this->msg( 'emptyfile' )->escaped() );
			break;
			case UploadBase::FILE_TOO_LARGE:
			$this->showUploadError( $this->msg( 'largefileserver' )->escaped() );
			break;
			case UploadBase::FILETYPE_BADTYPE:
			$msg = $this->msg( 'filetype-banned-type' );
			if ( isset( $details['blacklistedExt'] ) ) {
			$msg->params( $this->getLanguage()->commaList( $details['blacklistedExt'] ) );
			} else {
			$msg->params( $details['finalExt'] );
			}
			$extensions = array_unique( $this->getConfig()->get( 'FileExtensions' ) );
			$msg->params( $this->getLanguage()->commaList( $extensions ),
			count( $extensions ) );

			// Add PLURAL support for the first parameter. This results
			// in a bit unlogical parameter sequence, but does not break
			// old translations
			if ( isset( $details['blacklistedExt'] ) ) {
			$msg->params( count( $details['blacklistedExt'] ) );
			} else {
			$msg->params( 1 );
			}

			$this->showUploadError( $msg->parse() );
			break;
			case UploadBase::VERIFICATION_ERROR:
			unset( $details['status'] );
			$code = array_shift( $details['details'] );
			$this->showUploadError( $this->msg( $code, $details['details'] )->parse() );
			break;
			case UploadBase::HOOK_ABORTED:
			if ( is_array( $details['error'] ) ) { # allow hooks to return error details in an array
			$args = $details['error'];
			$error = array_shift( $args );
			} else {
			$error = $details['error'];
			$args = null;
			}

			$this->showUploadError( $this->msg( $error, $args )->parse() );
			break;
			default:
			throw new MWException( __METHOD__ . ": Unknown value `{$details['status']}`" );
			}
			}

			/**
			* Remove a temporarily kept file stashed by saveTempUploadedFile().
			*
			* @return bool Success
			*/
			protected function unsaveUploadedFile() {
			if ( !( $this->mUpload instanceof UploadFromStash ) ) {
			return true;
			}
			$success = $this->mUpload->unsaveUploadedFile();
			if ( !$success ) {
			$this->getOutput()->showFileDeleteError( $this->mUpload->getTempPath() );

			return false;
			} else {
			return true;
			}
			}

			/* Functions for formatting warnings */

			/**
			* Formats a result of UploadBase::getExistsWarning as HTML
			* This check is static and can be done pre-upload via AJAX
			*
			* @param array $exists The result of UploadBase::getExistsWarning
			* @return string Empty string if there is no warning or an HTML fragment
			*/
			public static function getExistsWarning( $exists ) {
			if ( !$exists ) {
			return '';
			}

			$file = $exists['file'];
			$filename = $file->getTitle()->getPrefixedText();
			$warning = '';

			if ( $exists['warning'] == 'exists' ) {
			// Exact match
			$warning = wfMessage( 'fileexists', $filename )->parse();
			} elseif ( $exists['warning'] == 'page-exists' ) {
			// Page exists but file does not
			$warning = wfMessage( 'filepageexists', $filename )->parse();
			} elseif ( $exists['warning'] == 'exists-normalized' ) {
			$warning = wfMessage( 'fileexists-extension', $filename,
			$exists['normalizedFile']->getTitle()->getPrefixedText() )->parse();
			} elseif ( $exists['warning'] == 'thumb' ) {
			// Swapped argument order compared with other messages for backwards compatibility
			$warning = wfMessage( 'fileexists-thumbnail-yes',
			$exists['thumbFile']->getTitle()->getPrefixedText(), $filename )->parse();
			} elseif ( $exists['warning'] == 'thumb-name' ) {
			// Image w/o '180px-' does not exists, but we do not like these filenames
			$name = $file->getName();
			$badPart = substr( $name, 0, strpos( $name, '-' ) + 1 );
			$warning = wfMessage( 'file-thumbnail-no', $badPart )->parse();
			} elseif ( $exists['warning'] == 'bad-prefix' ) {
			$warning = wfMessage( 'filename-bad-prefix', $exists['prefix'] )->parse();
			} elseif ( $exists['warning'] == 'was-deleted' ) {
			# If the file existed before and was deleted, warn the user of this
			$ltitle = SpecialPage::getTitleFor( 'Log' );
			$llink = Linker::linkKnown(
			$ltitle,
			wfMessage( 'deletionlog' )->escaped(),
			array(),
			array(
			'type' => 'delete',
			'page' => $filename
			)
			);
			$warning = wfMessage( 'filewasdeleted' )->rawParams( $llink )->parseAsBlock();
			}

			return $warning;
			}

			/**
			* Construct a warning and a gallery from an array of duplicate files.
			* @param array $dupes
			* @return string
			*/
			public function getDupeWarning( $dupes ) {
			if ( !$dupes ) {
			return '';
			}

			$gallery = ImageGalleryBase::factory( false, $this->getContext() );
			$gallery->setShowBytes( false );
			foreach ( $dupes as $file ) {
			$gallery->add( $file->getTitle() );
			}

			return '<li>' .
			wfMessage( 'file-exists-duplicate' )->numParams( count( $dupes ) )->parse() .
			$gallery->toHtml() . "</li>\n";
			}

			protected function getGroupName() {
			return 'media';
			}

			/**
			* Should we rotate images in the preview on Special:Upload.
			*
			* This controls js: mw.config.get( 'wgFileCanRotate' )
			*
			* @todo What about non-BitmapHandler handled files?
			*/
			static public function rotationEnabled() {
			$bitmapHandler = new BitmapHandler();
			return $bitmapHandler->autoRotateEnabled();
			}
			}

			/**
			* Sub class of HTMLForm that provides the form section of SpecialUpload
			*/
			class UploadForm extends HTMLForm {
			protected $mWatch;
			protected $mForReUpload;
			protected $mSessionKey;
			protected $mHideIgnoreWarning;
			protected $mDestWarningAck;
			protected $mDestFile;

			protected $mComment;
			protected $mTextTop;
			protected $mTextAfterSummary;

			protected $mSourceIds;

			protected $mMaxFileSize = array();

			protected $mMaxUploadSize = array();

			public function __construct( array $options = array(), IContextSource $context = null ) {
			$this->mWatch = !empty( $options['watch'] );
			$this->mForReUpload = !empty( $options['forreupload'] );
			$this->mSessionKey = isset( $options['sessionkey'] ) ? $options['sessionkey'] : '';
			$this->mHideIgnoreWarning = !empty( $options['hideignorewarning'] );
			$this->mDestWarningAck = !empty( $options['destwarningack'] );
			$this->mDestFile = isset( $options['destfile'] ) ? $options['destfile'] : '';

			$this->mComment = isset( $options['description'] ) ?
			$options['description'] : '';

			$this->mTextTop = isset( $options['texttop'] )
			? $options['texttop'] : '';

			$this->mTextAfterSummary = isset( $options['textaftersummary'] )
			? $options['textaftersummary'] : '';

			$sourceDescriptor = $this->getSourceSection();
			$descriptor = $sourceDescriptor
			+ $this->getDescriptionSection()
			+ $this->getOptionsSection();

			wfRunHooks( 'UploadFormInitDescriptor', array( &$descriptor ) );
			parent::__construct( $descriptor, $context, 'upload' );

			# Add a link to edit MediaWik:Licenses
			if ( $this->getUser()->isAllowed( 'editinterface' ) ) {
			$licensesLink = Linker::link(
			Title::makeTitle( NS_MEDIAWIKI, 'Licenses' ),
			$this->msg( 'licenses-edit' )->escaped(),
			array(),
			array( 'action' => 'edit' )
			);
			$editLicenses = '<p class="mw-upload-editlicenses">' . $licensesLink . '</p>';
			$this->addFooterText( $editLicenses, 'description' );
			}

			# Set some form properties
			$this->setSubmitText( $this->msg( 'uploadbtn' )->text() );
			$this->setSubmitName( 'wpUpload' );
			# Used message keys: 'accesskey-upload', 'tooltip-upload'
			$this->setSubmitTooltip( 'upload' );
			$this->setId( 'mw-upload-form' );

			# Build a list of IDs for javascript insertion
			$this->mSourceIds = array();
			foreach ( $sourceDescriptor as $field ) {
			if ( !empty( $field['id'] ) ) {
			$this->mSourceIds[] = $field['id'];
			}
			}
			}

			/**
			* Get the descriptor of the fieldset that contains the file source
			* selection. The section is 'source'
			*
			* @return array Descriptor array
			*/
			protected function getSourceSection() {
			if ( $this->mSessionKey ) {
			return array(
			'SessionKey' => array(
			'type' => 'hidden',
			'default' => $this->mSessionKey,
			),
			'SourceType' => array(
			'type' => 'hidden',
			'default' => 'Stash',
			),
			);
			}

			$canUploadByUrl = UploadFromUrl::isEnabled()
			&& ( UploadFromUrl::isAllowed( $this->getUser() ) === true )
			&& $this->getConfig()->get( 'CopyUploadsFromSpecialUpload' );
			$radio = $canUploadByUrl;
			$selectedSourceType = strtolower( $this->getRequest()->getText( 'wpSourceType', 'File' ) );

			$descriptor = array();
			if ( $this->mTextTop ) {
			$descriptor['UploadFormTextTop'] = array(
			'type' => 'info',
			'section' => 'source',
			'default' => $this->mTextTop,
			'raw' => true,
			);
			}

			$this->mMaxUploadSize['file'] = UploadBase::getMaxUploadSize( 'file' );
			# Limit to upload_max_filesize unless we are running under HipHop and
			# that setting doesn't exist
			if ( !wfIsHHVM() ) {
			$this->mMaxUploadSize['file'] = min( $this->mMaxUploadSize['file'],
			wfShorthandToInteger( ini_get( 'upload_max_filesize' ) ),
			wfShorthandToInteger( ini_get( 'post_max_size' ) )
			);
			}

			$descriptor['UploadFile'] = array(
			'class' => 'UploadSourceField',
			'section' => 'source',
			'type' => 'file',
			'id' => 'wpUploadFile',
			'radio-id' => 'wpSourceTypeFile',
			'label-message' => 'sourcefilename',
			'upload-type' => 'File',
			'radio' => &$radio,
			'help' => $this->msg( 'upload-maxfilesize',
			$this->getContext()->getLanguage()->formatSize( $this->mMaxUploadSize['file'] )
			)->parse() .
			$this->msg( 'word-separator' )->escaped() .
			$this->msg( 'upload_source_file' )->escaped(),
			'checked' => $selectedSourceType == 'file',
			);

			if ( $canUploadByUrl ) {
			$this->mMaxUploadSize['url'] = UploadBase::getMaxUploadSize( 'url' );
			$descriptor['UploadFileURL'] = array(
			'class' => 'UploadSourceField',
			'section' => 'source',
			'id' => 'wpUploadFileURL',
			'radio-id' => 'wpSourceTypeurl',
			'label-message' => 'sourceurl',
			'upload-type' => 'url',
			'radio' => &$radio,
			'help' => $this->msg( 'upload-maxfilesize',
			$this->getContext()->getLanguage()->formatSize( $this->mMaxUploadSize['url'] )
			)->parse() .
			$this->msg( 'word-separator' )->escaped() .
			$this->msg( 'upload_source_url' )->escaped(),
			'checked' => $selectedSourceType == 'url',
			);
			}
			wfRunHooks( 'UploadFormSourceDescriptors', array( &$descriptor, &$radio, $selectedSourceType ) );

			$descriptor['Extensions'] = array(
			'type' => 'info',
			'section' => 'source',
			'default' => $this->getExtensionsMessage(),
			'raw' => true,
			);

			return $descriptor;
			}

			/**
			* Get the messages indicating which extensions are preferred and prohibitted.
			*
			* @return string HTML string containing the message
			*/
			protected function getExtensionsMessage() {
			# Print a list of allowed file extensions, if so configured. We ignore
			# MIME type here, it's incomprehensible to most people and too long.
			$config = $this->getConfig();

			if ( $config->get( 'CheckFileExtensions' ) ) {
			if ( $config->get( 'StrictFileExtensions' ) ) {
			# Everything not permitted is banned
			$extensionsList =
			'<div id="mw-upload-permitted">' .
			$this->msg(
			'upload-permitted',
			$this->getContext()->getLanguage()->commaList(
			array_unique( $config->get( 'FileExtensions' ) )
			)
			)->parseAsBlock() .
			"</div>\n";
			} else {
			# We have to list both preferred and prohibited
			$extensionsList =
			'<div id="mw-upload-preferred">' .
			$this->msg(
			'upload-preferred',
			$this->getContext()->getLanguage()->commaList(
			array_unique( $config->get( 'FileExtensions' ) )
			)
			)->parseAsBlock() .
			"</div>\n" .
			'<div id="mw-upload-prohibited">' .
			$this->msg(
			'upload-prohibited',
			$this->getContext()->getLanguage()->commaList(
			array_unique( $config->get( 'FileBlacklist' ) )
			)
			)->parseAsBlock() .
			"</div>\n";
			}
			} else {
			# Everything is permitted.
			$extensionsList = '';
			}

			return $extensionsList;
			}

			/**
			* Get the descriptor of the fieldset that contains the file description
			* input. The section is 'description'
			*
			* @return array Descriptor array
			*/
			protected function getDescriptionSection() {
			$config = $this->getConfig();
			if ( $this->mSessionKey ) {
			$stash = RepoGroup::singleton()->getLocalRepo()->getUploadStash();
			try {
			$file = $stash->getFile( $this->mSessionKey );
			} catch ( MWException $e ) {
			$file = null;
			}
			if ( $file ) {
			global $wgContLang;

			$mto = $file->transform( array( 'width' => 120 ) );
			$this->addHeaderText(
			'<div class="thumb t' . $wgContLang->alignEnd() . '">' .
			Html::element( 'img', array(
			'src' => $mto->getUrl(),
			'class' => 'thumbimage',
			) ) . '</div>', 'description' );
			}
			}

			$descriptor = array(
			'DestFile' => array(
			'type' => 'text',
			'section' => 'description',
			'id' => 'wpDestFile',
			'label-message' => 'destfilename',
			'size' => 60,
			'default' => $this->mDestFile,
			# @todo FIXME: Hack to work around poor handling of the 'default' option in HTMLForm
			'nodata' => strval( $this->mDestFile ) !== '',
			),
			'UploadDescription' => array(
			'type' => 'textarea',
			'section' => 'description',
			'id' => 'wpUploadDescription',
			'label-message' => $this->mForReUpload
			? 'filereuploadsummary'
			: 'fileuploadsummary',
			'default' => $this->mComment,
			'cols' => $this->getUser()->getIntOption( 'cols' ),
			'rows' => 8,
			)
			);
			if ( $this->mTextAfterSummary ) {
			$descriptor['UploadFormTextAfterSummary'] = array(
			'type' => 'info',
			'section' => 'description',
			'default' => $this->mTextAfterSummary,
			'raw' => true,
			);
			}

			$descriptor += array(
			'EditTools' => array(
			'type' => 'edittools',
			'section' => 'description',
			'message' => 'edittools-upload',
			)
			);

			if ( $this->mForReUpload ) {
			$descriptor['DestFile']['readonly'] = true;
			} else {
			$descriptor['License'] = array(
			'type' => 'select',
			'class' => 'Licenses',
			'section' => 'description',
			'id' => 'wpLicense',
			'label-message' => 'license',
			);
			}

			if ( $config->get( 'UseCopyrightUpload' ) ) {
			$descriptor['UploadCopyStatus'] = array(
			'type' => 'text',
			'section' => 'description',
			'id' => 'wpUploadCopyStatus',
			'label-message' => 'filestatus',
			);
			$descriptor['UploadSource'] = array(
			'type' => 'text',
			'section' => 'description',
			'id' => 'wpUploadSource',
			'label-message' => 'filesource',
			);
			}

			return $descriptor;
			}

			/**
			* Get the descriptor of the fieldset that contains the upload options,
			* such as "watch this file". The section is 'options'
			*
			* @return array Descriptor array
			*/
			protected function getOptionsSection() {
			$user = $this->getUser();
			if ( $user->isLoggedIn() ) {
			$descriptor = array(
			'Watchthis' => array(
			'type' => 'check',
			'id' => 'wpWatchthis',
			'label-message' => 'watchthisupload',
			'section' => 'options',
			'default' => $this->mWatch,
			)
			);
			}
			if ( !$this->mHideIgnoreWarning ) {
			$descriptor['IgnoreWarning'] = array(
			'type' => 'check',
			'id' => 'wpIgnoreWarning',
			'label-message' => 'ignorewarnings',
			'section' => 'options',
			);
			}

			$descriptor['DestFileWarningAck'] = array(
			'type' => 'hidden',
			'id' => 'wpDestFileWarningAck',
			'default' => $this->mDestWarningAck ? '1' : '',
			);

			if ( $this->mForReUpload ) {
			$descriptor['ForReUpload'] = array(
			'type' => 'hidden',
			'id' => 'wpForReUpload',
			'default' => '1',
			);
			}

			return $descriptor;
			}

			/**
			* Add the upload JS and show the form.
			*/
			public function show() {
			$this->addUploadJS();
			parent::show();
			}

			/**
			* Add upload JS to the OutputPage
			*/
			protected function addUploadJS() {
			$config = $this->getConfig();

			$useAjaxDestCheck = $config->get( 'UseAjax' ) && $config->get( 'AjaxUploadDestCheck' );
			$useAjaxLicensePreview = $config->get( 'UseAjax' ) &&
			$config->get( 'AjaxLicensePreview' ) && $config->get( 'EnableAPI' );
			$this->mMaxUploadSize['*'] = UploadBase::getMaxUploadSize();

			$scriptVars = array(
			'wgAjaxUploadDestCheck' => $useAjaxDestCheck,
			'wgAjaxLicensePreview' => $useAjaxLicensePreview,
			'wgUploadAutoFill' => !$this->mForReUpload &&
			// If we received mDestFile from the request, don't autofill
			// the wpDestFile textbox
			$this->mDestFile === '',
			'wgUploadSourceIds' => $this->mSourceIds,
			'wgStrictFileExtensions' => $config->get( 'StrictFileExtensions' ),
			'wgCapitalizeUploads' => MWNamespace::isCapitalized( NS_FILE ),
			'wgMaxUploadSize' => $this->mMaxUploadSize,
			'wgFileCanRotate' => SpecialUpload::rotationEnabled(),
			);

			$out = $this->getOutput();
			$out->addJsConfigVars( $scriptVars );

			$out->addModules( array(
			'mediawiki.action.edit', // For <charinsert> support
			'mediawiki.special.upload', // Extras for thumbnail and license preview.
			) );
			}

			/**
			* Empty function; submission is handled elsewhere.
			*
			* @return bool False
			*/
			function trySubmit() {
			return false;
			}
			}

			/**
			* A form field that contains a radio box in the label
			*/
			class UploadSourceField extends HTMLTextField {

			/**
			* @param array $cellAttributes
			* @return string
			*/
			function getLabelHtml( $cellAttributes = array() ) {
			$id = $this->mParams['id'];
			$label = Html::rawElement( 'label', array( 'for' => $id ), $this->mLabel );

			if ( !empty( $this->mParams['radio'] ) ) {
			if ( isset( $this->mParams['radio-id'] ) ) {
			$radioId = $this->mParams['radio-id'];
			} else {
			// Old way. For the benefit of extensions that do not define
			// the 'radio-id' key.
			$radioId = 'wpSourceType' . $this->mParams['upload-type'];
			}

			$attribs = array(
			'name' => 'wpSourceType',
			'type' => 'radio',
			'id' => $radioId,
			'value' => $this->mParams['upload-type'],
			);

			if ( !empty( $this->mParams['checked'] ) ) {
			$attribs['checked'] = 'checked';
			}

			$label .= Html::element( 'input', $attribs );
			}

			return Html::rawElement( 'td', array( 'class' => 'mw-label' ) + $cellAttributes, $label );
			}

			/**
			* @return int
			*/
			function getSize() {
			return isset( $this->mParams['size'] )
			? $this->mParams['size']
			: 60;
			}
			}

mediawiki/includes/specials/SpecialUpload.php1a9fc607bf80master

SpecialUpload.phpView Options

mediawiki/includes/specials/SpecialUpload.php
1a9fc607bf80master

SpecialUpload.php
View Options