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Direktori : /proc/985914/root/www/varak.net/wiki.varak.net/includes/specials/ |
Current File : //proc/985914/root/www/varak.net/wiki.varak.net/includes/specials/SpecialUpload.php |
<?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 */ use MediaWiki\MediaWikiServices; /** * Form for handling uploads and special page. * * @ingroup SpecialPage * @ingroup Upload */ class SpecialUpload extends SpecialPage { /** * Get data POSTed through the form and assign them to the object * @param WebRequest|null $request Data posted. */ public function __construct( $request = null ) { parent::__construct( 'Upload', 'upload' ); } public function doesWrites() { return true; } /** 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 = $this->msg( 'upload-default-description' )->inContentLanguage(); if ( !$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 * @throws ErrorPageError * @throws Exception * @throws FatalError * @throws MWException * @throws PermissionsError * @throws ReadOnlyError * @throws UserBlockedError */ public function execute( $par ) { $this->useTransactionalTimeLimit(); $this->setHeaders(); $this->outputHeader(); # Check uploading enabled if ( !UploadBase::isEnabled() ) { throw new ErrorPageError( 'uploaddisabled', 'uploaddisabledtext' ); } $this->addHelpLink( 'Help:Managing files' ); # 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() ); } // Global blocks if ( $user->isBlockedGlobally() ) { throw new UserBlockedError( $user->getGlobalBlock() ); } # 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 // Avoid PHP 7.1 warning of passing $this by reference $upload = $this; if ( !Hooks::run( 'UploadForm:initial', [ &$upload ] ) ) { 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( [ '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, $this->getLinkRenderer() ); # Check the token, but only if necessary if ( !$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' $desiredTitleObj = Title::makeTitleSafe( NS_FILE, $this->mDesiredDestName ); $delNotice = ''; // empty by default if ( $desiredTitleObj instanceof Title && !$desiredTitleObj->exists() ) { $dbr = wfGetDB( DB_REPLICA ); LogEventsList::showLogExtract( $delNotice, [ 'delete', 'move' ], $desiredTitleObj, '', [ 'lim' => 10, 'conds' => [ 'log_action != ' . $dbr->addQuotes( 'revision' ) ], 'showIfEmpty' => false, 'msgKey' => [ 'upload-recreate-warning' ] ] ); } $form->addPreText( $delNotice ); # Add text to form $form->addPreText( '<div id="uploadtext">' . $this->msg( 'uploadtext', [ $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 = $this->getLinkRenderer()->makeKnownLink( SpecialPage::getTitleFor( 'Undelete', $title->getPrefixedText() ), $this->msg( 'restorelink' )->numParams( $count )->text() ); $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 ) { $stashStatus = $this->mUpload->tryStashFile( $this->getUser() ); if ( $stashStatus->isGood() ) { $sessionKey = $stashStatus->getValue()->getFileKey(); $uploadWarning = 'upload-tryagain'; } else { $sessionKey = null; $uploadWarning = 'upload-tryagain-nostash'; } $message = '<h2>' . $this->msg( 'uploaderror' )->escaped() . "</h2>\n" . '<div class="error">' . $message . "</div>\n"; $form = $this->getUploadForm( $message, $sessionKey ); $form->setSubmitText( $this->msg( $uploadWarning )->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; } $stashStatus = $this->mUpload->tryStashFile( $this->getUser() ); if ( $stashStatus->isGood() ) { $sessionKey = $stashStatus->getValue()->getFileKey(); $uploadWarning = 'uploadwarning-text'; } else { $sessionKey = null; $uploadWarning = 'uploadwarning-text-nostash'; } // Add styles for the warning, reused from the live preview $this->getOutput()->addModuleStyles( 'mediawiki.special' ); $linkRenderer = $this->getLinkRenderer(); $warningHtml = '<h2>' . $this->msg( 'uploadwarning' )->escaped() . "</h2>\n" . '<div class="mw-destfile-warning"><ul>'; 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 == 'no-change' ) { $file = $args; $filename = $file->getTitle()->getPrefixedText(); $msg = "\t<li>" . $this->msg( 'fileexists-no-change', $filename )->parse() . "</li>\n"; } elseif ( $warning == 'duplicate-version' ) { $file = $args[0]; $count = count( $args ); $filename = $file->getTitle()->getPrefixedText(); $message = $this->msg( 'fileexists-duplicate-version' ) ->params( $filename ) ->numParams( $count ); $msg = "\t<li>" . $message->parse() . "</li>\n"; } elseif ( $warning == 'was-deleted' ) { # If the file existed before and was deleted, warn the user of this $ltitle = SpecialPage::getTitleFor( 'Log' ); $llink = $linkRenderer->makeKnownLink( $ltitle, $this->msg( 'deletionlog' )->text(), [], [ 'type' => 'delete', 'page' => Title::makeTitle( NS_FILE, $args )->getPrefixedText(), ] ); $msg = "\t<li>" . $this->msg( 'filewasdeleted' )->rawParams( $llink )->parse() . "</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 = []; } elseif ( !is_array( $args ) ) { $args = [ $args ]; } $msg = "\t<li>" . $this->msg( $warning, $args )->parse() . "</li>\n"; } $warningHtml .= $msg; } $warningHtml .= "</ul></div>\n"; $warningHtml .= $this->msg( $uploadWarning )->parseAsBlock(); $form = $this->getUploadForm( $warningHtml, $sessionKey, /* $hideIgnoreWarning */ true ); $form->setSubmitText( $this->msg( 'upload-tryagain' )->text() ); $form->addButton( [ 'name' => 'wpUploadIgnoreWarning', 'value' => $this->msg( 'ignorewarning' )->text() ] ); $form->addButton( [ 'name' => 'wpCancelUpload', 'value' => $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; } // Avoid PHP 7.1 warning of passing $this by reference $upload = $this; if ( !Hooks::run( 'UploadForm:BeforeProcessing', [ &$upload ] ) ) { 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; } } // This is as late as we can throttle, after expected issues have been handled if ( UploadBase::isThrottled( $this->getUser() ) ) { $this->showRecoverableUploadError( $this->msg( 'actionthrottledtext' )->escaped() ); return; } // Get the page text if this is not a reupload if ( !$this->mForReUpload ) { $pageText = self::getInitialPageText( $this->mComment, $this->mLicense, $this->mCopyrightStatus, $this->mCopyrightSource, $this->getConfig() ); } else { $pageText = false; } $changeTags = $this->getRequest()->getVal( 'wpChangeTags' ); if ( is_null( $changeTags ) || $changeTags === '' ) { $changeTags = []; } else { $changeTags = array_filter( array_map( 'trim', explode( ',', $changeTags ) ) ); } if ( $changeTags ) { $changeTagsStatus = ChangeTags::canAddTagsAccompanyingChange( $changeTags, $this->getUser() ); if ( !$changeTagsStatus->isOK() ) { $this->showUploadError( $this->getOutput()->parse( $changeTagsStatus->getWikiText() ) ); return; } } $status = $this->mUpload->performUpload( $this->mComment, $pageText, $this->mWatchthis, $this->getUser(), $changeTags ); if ( !$status->isGood() ) { $this->showRecoverableUploadError( $this->getOutput()->parse( $status->getWikiText() ) ); return; } // Success, redirect to description page $this->mUploadSuccessful = true; // Avoid PHP 7.1 warning of passing $this by reference $upload = $this; Hooks::run( 'SpecialUploadComplete', [ &$upload ] ); $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 * @param Config|null $config Configuration object to load data from * @return string */ public static function getInitialPageText( $comment = '', $license = '', $copyStatus = '', $source = '', Config $config = null ) { if ( $config === null ) { wfDebug( __METHOD__ . ' called without a Config instance passed to it' ); $config = MediaWikiServices::getInstance()->getMainConfig(); } $msg = []; $forceUIMsgAsContentMsg = (array)$config->get( 'ForceUIMsgAsContentMsg' ); /* 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 ( [ 'license-header', 'filedesc', 'filestatus', 'filesource' ] as $msgName ) { if ( in_array( $msgName, $forceUIMsgAsContentMsg ) ) { $msg[$msgName] = "{{int:$msgName}}"; } else { $msg[$msgName] = wfMessage( $msgName )->inContentLanguage()->text(); } } $licenseText = ''; if ( $license !== '' ) { $licenseText = '== ' . $msg['license-header'] . " ==\n{{" . $license . "}}\n"; } $pageText = $comment . "\n"; $headerText = '== ' . $msg['filedesc'] . ' =='; if ( $comment !== '' && strpos( $comment, $headerText ) === false ) { // prepend header to page text unless it's already there (or there is no content) $pageText = $headerText . "\n" . $pageText; } if ( $config->get( 'UseCopyrightUpload' ) ) { $pageText .= '== ' . $msg['filestatus'] . " ==\n" . $copyStatus . "\n"; $pageText .= $licenseText; $pageText .= '== ' . $msg['filesource'] . " ==\n" . $source; } else { $pageText .= $licenseText; } // allow extensions to modify the content Hooks::run( 'UploadForm:getInitialPageText', [ &$pageText, $msg, $config ] ); 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' ) || $this->getUser()->getOption( 'watchuploads' ); } } /** * 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()->showFatalError( $this->msg( 'filedeleteerror' ) ->params( $this->mUpload->getTempPath() ) ->escaped() ); 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(); $warnMsg = null; if ( $exists['warning'] == 'exists' ) { // Exact match $warnMsg = wfMessage( 'fileexists', $filename ); } elseif ( $exists['warning'] == 'page-exists' ) { // Page exists but file does not $warnMsg = wfMessage( 'filepageexists', $filename ); } elseif ( $exists['warning'] == 'exists-normalized' ) { $warnMsg = wfMessage( 'fileexists-extension', $filename, $exists['normalizedFile']->getTitle()->getPrefixedText() ); } elseif ( $exists['warning'] == 'thumb' ) { // Swapped argument order compared with other messages for backwards compatibility $warnMsg = wfMessage( 'fileexists-thumbnail-yes', $exists['thumbFile']->getTitle()->getPrefixedText(), $filename ); } 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 ); $warnMsg = wfMessage( 'file-thumbnail-no', $badPart ); } elseif ( $exists['warning'] == 'bad-prefix' ) { $warnMsg = wfMessage( 'filename-bad-prefix', $exists['prefix'] ); } return $warnMsg ? $warnMsg->title( $file->getTitle() )->parse() : ''; } /** * 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 ); $gallery->setShowDimensions( false ); foreach ( $dupes as $file ) { $gallery->add( $file->getTitle() ); } return '<li>' . $this->msg( '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? * @return bool */ public static function rotationEnabled() { $bitmapHandler = new BitmapHandler(); return $bitmapHandler->autoRotateEnabled(); } }