41c8b7bf72
* Remove some unused and some useless functions from GlobalSettings.php * wfEscapeHTML() replaced with PHP built-in htmlspecialchars(). * Moved some functions into Parser.php and Image.php
362 lines
12 KiB
PHP
362 lines
12 KiB
PHP
<?php
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require_once( "Image.php" );
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function wfSpecialUpload()
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{
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global $wgRequest;
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$form = new UploadForm( $wgRequest );
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$form->execute();
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}
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class UploadForm {
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var $mUploadAffirm, $mUploadFile, $mUploadDescription, $mIgnoreWarning;
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var $mUploadSaveName, $mUploadTempName, $mUploadSize, $mUploadOldVersion;
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var $mUploadCopyStatus, $mUploadSource, $mReUpload, $mAction, $mUpload;
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var $mOname, $mSessionKey;
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function UploadForm( &$request ) {
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$this->mUploadAffirm = $request->getVal( 'wpUploadAffirm' );
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$this->mUploadFile = $request->getVal( 'wpUploadFile' );
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$this->mUploadDescription = $request->getVal( 'wpUploadDescription');
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$this->mIgnoreWarning = $request->getVal( 'wpIgnoreWarning');
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$this->mUploadSaveName = $request->getVal( 'wpUploadSaveName');
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$this->mUploadTempName = $request->getVal( 'wpUploadTempName');
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$this->mUploadTempName = $request->getVal( 'wpUploadTempName');
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$this->mUploadSize = $request->getVal( 'wpUploadSize');
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$this->mUploadOldVersion = $request->getVal( 'wpUploadOldVersion');
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$this->mUploadCopyStatus = $request->getVal( 'wpUploadCopyStatus');
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$this->mUploadSource = $request->getVal( 'wpUploadSource');
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$this->mReUpload = $request->getCheck( 'wpReUpload' );
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$this->mAction = $request->getVal( 'action' );
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$this->mUpload = $request->getCheck( 'wpUpload' );
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$this->mSessionKey = $request->getVal( 'wpSessionKey' );
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if ( ! $this->mUploadTempName ) {
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$this->mUploadTempName = @$_FILES['wpUploadFile']['tmp_name'];
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}
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if ( ! $this->mUploadSize ) {
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$this->mUploadSize = @$_FILES['wpUploadFile']['size'];
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}
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$this->mOname = $request->getGPCVal( $_FILES['wpUploadFile'], 'name', "" );
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}
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function execute() {
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global $wgUser, $wgOut;
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global $wgDisableUploads;
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if ( $wgDisableUploads ) {
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$wgOut->addWikiText( wfMsg( "uploaddisabled" ) );
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return;
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}
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if ( ( 0 == $wgUser->getID() )
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or $wgUser->isBlocked() ) {
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$wgOut->errorpage( "uploadnologin", "uploadnologintext" );
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return;
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}
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if ( wfReadOnly() ) {
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$wgOut->readOnlyPage();
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return;
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}
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if ( $this->mReUpload ) {
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$this->unsaveUploadedFile();
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$this->mainUploadForm( "" );
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} else if ( "submit" == $this->mAction || $this->mUpload ) {
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$this->processUpload();
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} else {
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$this->mainUploadForm( "" );
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}
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}
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function processUpload()
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{
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global $wgUser, $wgOut, $wgLang;
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global $wgUploadDirectory;
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global $wgSavedFile, $wgUploadOldVersion;
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global $wgUseCopyrightUpload, $wgCheckCopyrightUpload;
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global $wgCheckFileExtensions, $wgStrictFileExtensions;
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global $wgFileExtensions, $wgFileBlacklist, $wgUploadSizeWarning;
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if ( $wgUseCopyrightUpload ) {
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$this->mUploadAffirm = 1;
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if ($wgCheckCopyrightUpload &&
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(trim ( $this->mUploadCopyStatus ) == "" || trim ( $this->mUploadSource ) == "" )) {
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$this->mUploadAffirm = 0;
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}
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}
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if ( 1 != $this->mUploadAffirm ) {
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$this->mainUploadForm( WfMsg( "noaffirmation" ) );
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return;
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}
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if ( "" != $this->mOname ) {
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$basename = strrchr( $this->mOname, "/" );
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if ( false === $basename ) { $basename = $this->mOname; }
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else ( $basename = substr( $basename, 1 ) );
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$ext = strrchr( $basename, "." );
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if ( false === $ext ) { $ext = ""; }
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else { $ext = substr( $ext, 1 ); }
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if ( "" == $ext ) { $xl = 0; } else { $xl = strlen( $ext ) + 1; }
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$partname = substr( $basename, 0, strlen( $basename ) - $xl );
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if ( strlen( $partname ) < 3 ) {
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$this->mainUploadForm( WfMsg( "minlength" ) );
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return;
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}
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$changed_name = false;
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$bn = preg_replace ( "/[^".Title::legalChars()."]/", '-', $basename );
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if ( 0 != strcmp( $bn, $basename ) )
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{
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$changed_name = true;
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$basename = $bn;
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}
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$nt = Title::newFromText( $basename );
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if( !$nt ) {
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return $this->uploadError( wfMsg( "illegalfilename", htmlspecialchars( $basename ) ) );
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}
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$nt->setNamespace( Namespace::getImage() );
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$this->mUploadSaveName = $nt->getDBkey();
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/* Don't allow users to override the blacklist */
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if( $this->checkFileExtension( $ext, $wgFileBlacklist ) ||
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($wgStrictFileExtensions && !$this->checkFileExtension( $ext, $wgFileExtensions ) ) ) {
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return $this->uploadError( wfMsg( "badfiletype", htmlspecialchars( $ext ) ) );
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}
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$this->saveUploadedFile( $this->mUploadSaveName, $this->mUploadTempName );
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if ( !$nt->userCanEdit() ) {
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return $this->uploadError( wfMsg( "protectedpage" ) );
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}
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if ( ! $this->mIgnoreWarning ) {
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$warning = '';
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if( $changed_name || 0 != strcmp( ucfirst( $basename ), $this->mUploadSaveName ) ) {
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$warning .= '<li>'.wfMsg( "badfilename", htmlspecialchars( $this->mUploadSaveName ) ).'</li>';
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}
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if ( $wgCheckFileExtensions ) {
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if ( ! $this->checkFileExtension( $ext, $wgFileExtensions ) ) {
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$warning .= '<li>'.wfMsg( "badfiletype", htmlspecialchars( $ext ) ).'</li>';
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}
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}
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if ( $wgUploadSizeWarning && ( $this->mUploadSize > $wgUploadSizeWarning ) ) {
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$warning .= '<li>'.wfMsg( "largefile" ).'</li>';
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}
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if ( $this->mUploadSize == 0 ) {
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$warning .= '<li>'.wfMsg( "emptyfile" ).'</li>';
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}
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if( $nt->getArticleID() ) {
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$sk = $wgUser->getSkin();
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$dname = $wgLang->getNsText( Namespace::getImage() ) . ":{$this->mUploadSaveName}";
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$dlink = $sk->makeKnownLink( $dname, $dname );
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$warning .= '<li>'.wfMsg( "fileexists", $dlink ).'</li>';
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}
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if($warning != '') return $this->uploadWarning($warning);
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}
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}
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if ( !is_null( $this->mUploadOldVersion ) ) {
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$wgUploadOldVersion = $this->mUploadOldVersion;
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}
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wfRecordUpload( $this->mUploadSaveName, $wgUploadOldVersion, $this->mUploadSize,
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$this->mUploadDescription, $this->mUploadCopyStatus, $this->mUploadSource );
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$sk = $wgUser->getSkin();
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$ilink = $sk->makeMediaLink( $this->mUploadSaveName, Image::wfImageUrl( $this->mUploadSaveName ) );
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$dname = $wgLang->getNsText( Namespace::getImage() ) . ":{$this->mUploadSaveName}";
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$dlink = $sk->makeKnownLink( $dname, $dname );
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$wgOut->addHTML( "<h2>" . wfMsg( "successfulupload" ) . "</h2>\n" );
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$text = wfMsg( "fileuploaded", $ilink, $dlink );
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$wgOut->addHTML( "<p>{$text}\n" );
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$wgOut->returnToMain( false );
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}
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function checkFileExtension( $ext, $list ) {
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return in_array( strtolower( $ext ), $list );
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}
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function saveUploadedFile( $saveName, $tempName )
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{
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global $wgSavedFile, $wgUploadOldVersion;
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global $wgUploadDirectory, $wgOut;
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$dest = wfImageDir( $saveName );
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$archive = wfImageArchiveDir( $saveName );
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$wgSavedFile = "{$dest}/{$saveName}";
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if ( is_file( $wgSavedFile ) ) {
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$wgUploadOldVersion = gmdate( "YmdHis" ) . "!{$saveName}";
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if ( ! rename( $wgSavedFile, "${archive}/{$wgUploadOldVersion}" ) ) {
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$wgOut->fileRenameError( $wgSavedFile,
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"${archive}/{$wgUploadOldVersion}" );
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return;
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}
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} else {
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$wgUploadOldVersion = "";
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}
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if ( ! move_uploaded_file( $tempName, $wgSavedFile ) ) {
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$wgOut->fileCopyError( $tempName, $wgSavedFile );
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}
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chmod( $wgSavedFile, 0644 );
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}
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function unsaveUploadedFile()
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{
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global $wgUploadDirectory, $wgOut, $wgRequest;
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$wgSavedFile = $_SESSION['wsUploadFiles'][$this->mSessionKey];
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$wgUploadOldVersion = $this->mUploadOldVersion;
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if ( ! @unlink( $wgSavedFile ) ) {
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$wgOut->fileDeleteError( $wgSavedFile );
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return;
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}
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if ( "" != $wgUploadOldVersion ) {
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$hash = md5( substr( $wgUploadOldVersion, 15 ) );
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$archive = "{$wgUploadDirectory}/archive/" . $hash{0} .
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"/" . substr( $hash, 0, 2 );
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if ( ! rename( "{$archive}/{$wgUploadOldVersion}", $wgSavedFile ) ) {
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$wgOut->fileRenameError( "{$archive}/{$wgUploadOldVersion}",
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$wgSavedFile );
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}
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}
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}
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function uploadError( $error )
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{
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global $wgOut;
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$sub = wfMsg( "uploadwarning" );
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$wgOut->addHTML( "<h2>{$sub}</h2>\n" );
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$wgOut->addHTML( "<h4><font color=red>{$error}</font></h4>\n" );
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}
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function uploadWarning( $warning )
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{
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global $wgOut, $wgUser, $wgLang, $wgUploadDirectory, $wgRequest;
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global $wgSavedFile, $wgUploadOldVersion;
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global $wgUseCopyrightUpload;
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# wgSavedFile is stored in the session not the form, for security
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$this->mSessionKey = mt_rand( 0, 0x7fffffff );
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$_SESSION['wsUploadFiles'][$this->mSessionKey] = $wgSavedFile;
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$sub = wfMsg( "uploadwarning" );
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$wgOut->addHTML( "<h2>{$sub}</h2>\n" );
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$wgOut->addHTML( "<ul class='warning'>{$warning}</ul><br/>\n" );
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$save = wfMsg( "savefile" );
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$reupload = wfMsg( "reupload" );
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$iw = wfMsg( "ignorewarning" );
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$reup = wfMsg( "reuploaddesc" );
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$titleObj = Title::makeTitle( NS_SPECIAL, "Upload" );
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$action = $titleObj->escapeLocalURL( "action=submit" );
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if ( $wgUseCopyrightUpload )
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{
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$copyright = "
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<input type=hidden name=\"wpUploadCopyStatus\" value=\"" . htmlspecialchars( $this->mUploadCopyStatus ) . "\">
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<input type=hidden name=\"wpUploadSource\" value=\"" . htmlspecialchars( $this->mUploadSource ) . "\">
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";
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} else {
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$copyright = "";
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}
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$wgOut->addHTML( "
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<form id=\"uploadwarning\" method=\"post\" enctype=\"multipart/form-data\"
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action=\"{$action}\">
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<input type=hidden name=\"wpUploadAffirm\" value=\"1\">
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<input type=hidden name=\"wpIgnoreWarning\" value=\"1\">
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<input type=hidden name=\"wpUploadDescription\" value=\"" . htmlspecialchars( $this->mUploadDescription ) . "\">
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{$copyright}
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<input type=hidden name=\"wpUploadSaveName\" value=\"" . htmlspecialchars( $this->mUploadSaveName ) . "\">
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<input type=hidden name=\"wpUploadTempName\" value=\"" . htmlspecialchars( $this->mUploadTempName ) . "\">
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<input type=hidden name=\"wpUploadSize\" value=\"" . htmlspecialchars( $this->mUploadSize ) . "\">
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<input type=hidden name=\"wpSessionKey\" value=\"" . htmlspecialchars( $this->mSessionKey ) . "\">
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<input type=hidden name=\"wpUploadOldVersion\" value=\"" . htmlspecialchars( $wgUploadOldVersion) . "\">
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<table border=0><tr>
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<tr><td align=right>
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<input tabindex=2 type=submit name=\"wpUpload\" value=\"{$save}\">
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</td><td align=left>{$iw}</td></tr>
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<tr><td align=right>
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<input tabindex=2 type=submit name=\"wpReUpload\" value=\"{$reupload}\">
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</td><td align=left>{$reup}</td></tr></table></form>\n" );
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}
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function mainUploadForm( $msg )
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{
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global $wgOut, $wgUser, $wgLang, $wgUploadDirectory, $wgRequest;
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global $wgUseCopyrightUpload;
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if ( "" != $msg ) {
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$sub = wfMsg( "uploaderror" );
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$wgOut->addHTML( "<h2>{$sub}</h2>\n" .
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"<h4><font color=red>{$msg}</font></h4>\n" );
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} else {
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$sub = wfMsg( "uploadfile" );
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$wgOut->addHTML( "<h2>{$sub}</h2>\n" );
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}
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$wgOut->addHTML( "<p>" . wfMsg( "uploadtext" ) );
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$sk = $wgUser->getSkin();
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$fn = wfMsg( "filename" );
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$fd = wfMsg( "filedesc" );
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$ulb = wfMsg( "uploadbtn" );
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$clink = $sk->makeKnownLink( wfMsg( "copyrightpage" ),
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wfMsg( "copyrightpagename" ) );
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$ca = wfMsg( "affirmation", $clink );
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$iw = wfMsg( "ignorewarning" );
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$titleObj = Title::makeTitle( NS_SPECIAL, "Upload" );
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$action = $titleObj->escapeLocalURL();
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$source = "
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<td align=right>
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<input tabindex=3 type=checkbox name=\"wpUploadAffirm\" value=\"1\" id=\"wpUploadAffirm\">
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</td><td align=left><label for=\"wpUploadAffirm\">{$ca}</label></td>
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" ;
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if ( $wgUseCopyrightUpload )
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{
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$source = "
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<td align=right nowrap>" . wfMsg ( "filestatus" ) . ":</td>
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<td><input tabindex=3 type=text name=\"wpUploadCopyStatus\" value=\"" .
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htmlspecialchars($this->mUploadCopyStatus). "\" size=40></td>
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</tr><tr>
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<td align=right>". wfMsg ( "filesource" ) . ":</td>
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<td><input tabindex=4 type=text name=\"wpUploadSource\" value=\"" .
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htmlspecialchars($this->mUploadSource). "\" size=40></td>
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" ;
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}
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$wgOut->addHTML( "
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<form id=\"upload\" method=\"post\" enctype=\"multipart/form-data\"
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action=\"{$action}\">
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<table border=0><tr>
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<td align=right>{$fn}:</td><td align=left>
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<input tabindex=1 type=file name=\"wpUploadFile\" value=\""
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. htmlspecialchars( $this->mUploadFile ) . "\" size=40>
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</td></tr><tr>
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<td align=right>{$fd}:</td><td align=left>
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<input tabindex=2 type=text name=\"wpUploadDescription\" value=\""
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. htmlspecialchars( $this->mUploadDescription ) . "\" size=40>
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</td></tr><tr>
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{$source}
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</tr>
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<tr><td> </td><td align=left>
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<input tabindex=5 type=submit name=\"wpUpload\" value=\"{$ulb}\">
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</td></tr></table></form>\n" );
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}
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}
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?>
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