From 9795bc19bfbe7ebaffd1f88c0ccd47df94504b2e Mon Sep 17 00:00:00 2001 From: Felix Moeller Date: Sun, 4 Nov 2012 18:42:18 +0100 Subject: [PATCH] Checkstyle: Fix the last two InvalidEOLChar --- apps/files_sharing/public.php | 446 ++++++++++----------- apps/files_versions/lib/versions.php | 554 +++++++++++++-------------- 2 files changed, 500 insertions(+), 500 deletions(-) diff --git a/apps/files_sharing/public.php b/apps/files_sharing/public.php index 105e94f1140..dca87cd6876 100644 --- a/apps/files_sharing/public.php +++ b/apps/files_sharing/public.php @@ -1,223 +1,223 @@ -execute(array($_GET['token']))->fetchOne(); - if(isset($filepath)) { - $info = OC_FileCache_Cached::get($filepath, ''); - if(strtolower($info['mimetype']) == 'httpd/unix-directory') { - $_GET['dir'] = $filepath; - } else { - $_GET['file'] = $filepath; - } - \OCP\Util::writeLog('files_sharing', 'You have files that are shared by link originating from ownCloud 4.0. Redistribute the new links, because backwards compatibility will be removed in ownCloud 5.', \OCP\Util::WARN); - } -} -// Enf of backward compatibility - -function getID($path) { - // use the share table from the db to find the item source if the file was reshared because shared files - //are not stored in the file cache. - if (substr(OC_Filesystem::getMountPoint($path), -7, 6) == "Shared") { - $path_parts = explode('/', $path, 5); - $user = $path_parts[1]; - $intPath = '/'.$path_parts[4]; - $query = \OC_DB::prepare('SELECT item_source FROM *PREFIX*share WHERE uid_owner = ? AND file_target = ? '); - $result = $query->execute(array($user, $intPath)); - $row = $result->fetchRow(); - $fileSource = $row['item_source']; - } else { - $fileSource = OC_Filecache::getId($path, ''); - } - - return $fileSource; -} - -if (isset($_GET['file']) || isset($_GET['dir'])) { - if (isset($_GET['dir'])) { - $type = 'folder'; - $path = $_GET['dir']; - if(strlen($path)>1 and substr($path, -1, 1)==='/') { - $path=substr($path, 0, -1); - } - $baseDir = $path; - $dir = $baseDir; - } else { - $type = 'file'; - $path = $_GET['file']; - if(strlen($path)>1 and substr($path, -1, 1)==='/') { - $path=substr($path, 0, -1); - } - } - $uidOwner = substr($path, 1, strpos($path, '/', 1) - 1); - if (OCP\User::userExists($uidOwner)) { - OC_Util::setupFS($uidOwner); - $fileSource = getId($path); - if ($fileSource != -1 && ($linkItem = OCP\Share::getItemSharedWithByLink($type, $fileSource, $uidOwner))) { - // TODO Fix in the getItems - if (!isset($linkItem['item_type']) || $linkItem['item_type'] != $type) { - header('HTTP/1.0 404 Not Found'); - $tmpl = new OCP\Template('', '404', 'guest'); - $tmpl->printPage(); - exit(); - } - if (isset($linkItem['share_with'])) { - // Check password - if (isset($_GET['file'])) { - $url = OCP\Util::linkToPublic('files').'&file='.$_GET['file']; - } else { - $url = OCP\Util::linkToPublic('files').'&dir='.$_GET['dir']; - } - if (isset($_POST['password'])) { - $password = $_POST['password']; - $storedHash = $linkItem['share_with']; - $forcePortable = (CRYPT_BLOWFISH != 1); - $hasher = new PasswordHash(8, $forcePortable); - if (!($hasher->CheckPassword($password.OC_Config::getValue('passwordsalt', ''), $storedHash))) { - $tmpl = new OCP\Template('files_sharing', 'authenticate', 'guest'); - $tmpl->assign('URL', $url); - $tmpl->assign('error', true); - $tmpl->printPage(); - exit(); - } else { - // Save item id in session for future requests - $_SESSION['public_link_authenticated'] = $linkItem['id']; - } - // Check if item id is set in session - } else if (!isset($_SESSION['public_link_authenticated']) || $_SESSION['public_link_authenticated'] !== $linkItem['id']) { - // Prompt for password - $tmpl = new OCP\Template('files_sharing', 'authenticate', 'guest'); - $tmpl->assign('URL', $url); - $tmpl->printPage(); - exit(); - } - } - $path = $linkItem['path']; - if (isset($_GET['path'])) { - $path .= $_GET['path']; - $dir .= $_GET['path']; - if (!OC_Filesystem::file_exists($path)) { - header('HTTP/1.0 404 Not Found'); - $tmpl = new OCP\Template('', '404', 'guest'); - $tmpl->printPage(); - exit(); - } - } - // Download the file - if (isset($_GET['download'])) { - if (isset($_GET['dir'])) { - if ( isset($_GET['files']) ) { // download selected files - OC_Files::get($path, $_GET['files'], $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false); - } else if (isset($_GET['path']) && $_GET['path'] != '' ) { // download a file from a shared directory - OC_Files::get('', $path, $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false); - } else { // download the whole shared directory - OC_Files::get($path, '', $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false); - } - } else { // download a single shared file - OC_Files::get("", $path, $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false); - } - - } else { - OCP\Util::addStyle('files_sharing', 'public'); - OCP\Util::addScript('files_sharing', 'public'); - OCP\Util::addScript('files', 'fileactions'); - $tmpl = new OCP\Template('files_sharing', 'public', 'base'); - $tmpl->assign('owner', $uidOwner); - // Show file list - if (OC_Filesystem::is_dir($path)) { - OCP\Util::addStyle('files', 'files'); - OCP\Util::addScript('files', 'files'); - OCP\Util::addScript('files', 'filelist'); - $files = array(); - $rootLength = strlen($baseDir) + 1; - foreach (OC_Files::getDirectoryContent($path) as $i) { - $i['date'] = OCP\Util::formatDate($i['mtime']); - if ($i['type'] == 'file') { - $fileinfo = pathinfo($i['name']); - $i['basename'] = $fileinfo['filename']; - $i['extension'] = isset($fileinfo['extension']) ? ('.'.$fileinfo['extension']) : ''; - } - $i['directory'] = '/'.substr('/'.$uidOwner.'/files'.$i['directory'], $rootLength); - if ($i['directory'] == '/') { - $i['directory'] = ''; - } - $i['permissions'] = OCP\Share::PERMISSION_READ; - $files[] = $i; - } - // Make breadcrumb - $breadcrumb = array(); - $pathtohere = ''; - $count = 1; - foreach (explode('/', $dir) as $i) { - if ($i != '') { - if ($i != $baseDir) { - $pathtohere .= '/'.$i; - } - if ( strlen($pathtohere) < strlen($_GET['dir'])) { - continue; - } - $breadcrumb[] = array('dir' => str_replace($_GET['dir'], "", $pathtohere, $count), 'name' => $i); - } - } - $list = new OCP\Template('files', 'part.list', ''); - $list->assign('files', $files, false); - $list->assign('publicListView', true); - $list->assign('baseURL', OCP\Util::linkToPublic('files').'&dir='.urlencode($_GET['dir']).'&path=', false); - $list->assign('downloadURL', OCP\Util::linkToPublic('files').'&download&dir='.urlencode($_GET['dir']).'&path=', false); - $breadcrumbNav = new OCP\Template('files', 'part.breadcrumb', '' ); - $breadcrumbNav->assign('breadcrumb', $breadcrumb, false); - $breadcrumbNav->assign('baseURL', OCP\Util::linkToPublic('files').'&dir='.urlencode($_GET['dir']).'&path=', false); - $folder = new OCP\Template('files', 'index', ''); - $folder->assign('fileList', $list->fetchPage(), false); - $folder->assign('breadcrumb', $breadcrumbNav->fetchPage(), false); - $folder->assign('dir', basename($dir)); - $folder->assign('isCreatable', false); - $folder->assign('permissions', 0); - $folder->assign('files', $files); - $folder->assign('uploadMaxFilesize', 0); - $folder->assign('uploadMaxHumanFilesize', 0); - $folder->assign('allowZipDownload', intval(OCP\Config::getSystemValue('allowZipDownload', true))); - $tmpl->assign('folder', $folder->fetchPage(), false); - $tmpl->assign('uidOwner', $uidOwner); - $tmpl->assign('dir', basename($dir)); - $tmpl->assign('filename', basename($path)); - $tmpl->assign('mimetype', OC_Filesystem::getMimeType($path)); - $tmpl->assign('allowZipDownload', intval(OCP\Config::getSystemValue('allowZipDownload', true))); - if (isset($_GET['path'])) { - $getPath = $_GET['path']; - } else { - $getPath = ''; - } - $tmpl->assign('downloadURL', OCP\Util::linkToPublic('files').'&download&dir='.urlencode($_GET['dir']).'&path='.urlencode($getPath), false); - } else { - // Show file preview if viewer is available - $tmpl->assign('uidOwner', $uidOwner); - $tmpl->assign('dir', dirname($path)); - $tmpl->assign('filename', basename($path)); - $tmpl->assign('mimetype', OC_Filesystem::getMimeType($path)); - if ($type == 'file') { - $tmpl->assign('downloadURL', OCP\Util::linkToPublic('files').'&file='.urlencode($_GET['file']).'&download', false); - } else { - if (isset($_GET['path'])) { - $getPath = $_GET['path']; - } else { - $getPath = ''; - } - $tmpl->assign('downloadURL', OCP\Util::linkToPublic('files').'&download&dir='.urlencode($_GET['dir']).'&path='.urlencode($getPath), false); - } - } - $tmpl->printPage(); - } - exit(); - } - } -} -header('HTTP/1.0 404 Not Found'); -$tmpl = new OCP\Template('', '404', 'guest'); -$tmpl->printPage(); +execute(array($_GET['token']))->fetchOne(); + if(isset($filepath)) { + $info = OC_FileCache_Cached::get($filepath, ''); + if(strtolower($info['mimetype']) == 'httpd/unix-directory') { + $_GET['dir'] = $filepath; + } else { + $_GET['file'] = $filepath; + } + \OCP\Util::writeLog('files_sharing', 'You have files that are shared by link originating from ownCloud 4.0. Redistribute the new links, because backwards compatibility will be removed in ownCloud 5.', \OCP\Util::WARN); + } +} +// Enf of backward compatibility + +function getID($path) { + // use the share table from the db to find the item source if the file was reshared because shared files + //are not stored in the file cache. + if (substr(OC_Filesystem::getMountPoint($path), -7, 6) == "Shared") { + $path_parts = explode('/', $path, 5); + $user = $path_parts[1]; + $intPath = '/'.$path_parts[4]; + $query = \OC_DB::prepare('SELECT item_source FROM *PREFIX*share WHERE uid_owner = ? AND file_target = ? '); + $result = $query->execute(array($user, $intPath)); + $row = $result->fetchRow(); + $fileSource = $row['item_source']; + } else { + $fileSource = OC_Filecache::getId($path, ''); + } + + return $fileSource; +} + +if (isset($_GET['file']) || isset($_GET['dir'])) { + if (isset($_GET['dir'])) { + $type = 'folder'; + $path = $_GET['dir']; + if(strlen($path)>1 and substr($path, -1, 1)==='/') { + $path=substr($path, 0, -1); + } + $baseDir = $path; + $dir = $baseDir; + } else { + $type = 'file'; + $path = $_GET['file']; + if(strlen($path)>1 and substr($path, -1, 1)==='/') { + $path=substr($path, 0, -1); + } + } + $uidOwner = substr($path, 1, strpos($path, '/', 1) - 1); + if (OCP\User::userExists($uidOwner)) { + OC_Util::setupFS($uidOwner); + $fileSource = getId($path); + if ($fileSource != -1 && ($linkItem = OCP\Share::getItemSharedWithByLink($type, $fileSource, $uidOwner))) { + // TODO Fix in the getItems + if (!isset($linkItem['item_type']) || $linkItem['item_type'] != $type) { + header('HTTP/1.0 404 Not Found'); + $tmpl = new OCP\Template('', '404', 'guest'); + $tmpl->printPage(); + exit(); + } + if (isset($linkItem['share_with'])) { + // Check password + if (isset($_GET['file'])) { + $url = OCP\Util::linkToPublic('files').'&file='.$_GET['file']; + } else { + $url = OCP\Util::linkToPublic('files').'&dir='.$_GET['dir']; + } + if (isset($_POST['password'])) { + $password = $_POST['password']; + $storedHash = $linkItem['share_with']; + $forcePortable = (CRYPT_BLOWFISH != 1); + $hasher = new PasswordHash(8, $forcePortable); + if (!($hasher->CheckPassword($password.OC_Config::getValue('passwordsalt', ''), $storedHash))) { + $tmpl = new OCP\Template('files_sharing', 'authenticate', 'guest'); + $tmpl->assign('URL', $url); + $tmpl->assign('error', true); + $tmpl->printPage(); + exit(); + } else { + // Save item id in session for future requests + $_SESSION['public_link_authenticated'] = $linkItem['id']; + } + // Check if item id is set in session + } else if (!isset($_SESSION['public_link_authenticated']) || $_SESSION['public_link_authenticated'] !== $linkItem['id']) { + // Prompt for password + $tmpl = new OCP\Template('files_sharing', 'authenticate', 'guest'); + $tmpl->assign('URL', $url); + $tmpl->printPage(); + exit(); + } + } + $path = $linkItem['path']; + if (isset($_GET['path'])) { + $path .= $_GET['path']; + $dir .= $_GET['path']; + if (!OC_Filesystem::file_exists($path)) { + header('HTTP/1.0 404 Not Found'); + $tmpl = new OCP\Template('', '404', 'guest'); + $tmpl->printPage(); + exit(); + } + } + // Download the file + if (isset($_GET['download'])) { + if (isset($_GET['dir'])) { + if ( isset($_GET['files']) ) { // download selected files + OC_Files::get($path, $_GET['files'], $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false); + } else if (isset($_GET['path']) && $_GET['path'] != '' ) { // download a file from a shared directory + OC_Files::get('', $path, $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false); + } else { // download the whole shared directory + OC_Files::get($path, '', $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false); + } + } else { // download a single shared file + OC_Files::get("", $path, $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false); + } + + } else { + OCP\Util::addStyle('files_sharing', 'public'); + OCP\Util::addScript('files_sharing', 'public'); + OCP\Util::addScript('files', 'fileactions'); + $tmpl = new OCP\Template('files_sharing', 'public', 'base'); + $tmpl->assign('owner', $uidOwner); + // Show file list + if (OC_Filesystem::is_dir($path)) { + OCP\Util::addStyle('files', 'files'); + OCP\Util::addScript('files', 'files'); + OCP\Util::addScript('files', 'filelist'); + $files = array(); + $rootLength = strlen($baseDir) + 1; + foreach (OC_Files::getDirectoryContent($path) as $i) { + $i['date'] = OCP\Util::formatDate($i['mtime']); + if ($i['type'] == 'file') { + $fileinfo = pathinfo($i['name']); + $i['basename'] = $fileinfo['filename']; + $i['extension'] = isset($fileinfo['extension']) ? ('.'.$fileinfo['extension']) : ''; + } + $i['directory'] = '/'.substr('/'.$uidOwner.'/files'.$i['directory'], $rootLength); + if ($i['directory'] == '/') { + $i['directory'] = ''; + } + $i['permissions'] = OCP\Share::PERMISSION_READ; + $files[] = $i; + } + // Make breadcrumb + $breadcrumb = array(); + $pathtohere = ''; + $count = 1; + foreach (explode('/', $dir) as $i) { + if ($i != '') { + if ($i != $baseDir) { + $pathtohere .= '/'.$i; + } + if ( strlen($pathtohere) < strlen($_GET['dir'])) { + continue; + } + $breadcrumb[] = array('dir' => str_replace($_GET['dir'], "", $pathtohere, $count), 'name' => $i); + } + } + $list = new OCP\Template('files', 'part.list', ''); + $list->assign('files', $files, false); + $list->assign('publicListView', true); + $list->assign('baseURL', OCP\Util::linkToPublic('files').'&dir='.urlencode($_GET['dir']).'&path=', false); + $list->assign('downloadURL', OCP\Util::linkToPublic('files').'&download&dir='.urlencode($_GET['dir']).'&path=', false); + $breadcrumbNav = new OCP\Template('files', 'part.breadcrumb', '' ); + $breadcrumbNav->assign('breadcrumb', $breadcrumb, false); + $breadcrumbNav->assign('baseURL', OCP\Util::linkToPublic('files').'&dir='.urlencode($_GET['dir']).'&path=', false); + $folder = new OCP\Template('files', 'index', ''); + $folder->assign('fileList', $list->fetchPage(), false); + $folder->assign('breadcrumb', $breadcrumbNav->fetchPage(), false); + $folder->assign('dir', basename($dir)); + $folder->assign('isCreatable', false); + $folder->assign('permissions', 0); + $folder->assign('files', $files); + $folder->assign('uploadMaxFilesize', 0); + $folder->assign('uploadMaxHumanFilesize', 0); + $folder->assign('allowZipDownload', intval(OCP\Config::getSystemValue('allowZipDownload', true))); + $tmpl->assign('folder', $folder->fetchPage(), false); + $tmpl->assign('uidOwner', $uidOwner); + $tmpl->assign('dir', basename($dir)); + $tmpl->assign('filename', basename($path)); + $tmpl->assign('mimetype', OC_Filesystem::getMimeType($path)); + $tmpl->assign('allowZipDownload', intval(OCP\Config::getSystemValue('allowZipDownload', true))); + if (isset($_GET['path'])) { + $getPath = $_GET['path']; + } else { + $getPath = ''; + } + $tmpl->assign('downloadURL', OCP\Util::linkToPublic('files').'&download&dir='.urlencode($_GET['dir']).'&path='.urlencode($getPath), false); + } else { + // Show file preview if viewer is available + $tmpl->assign('uidOwner', $uidOwner); + $tmpl->assign('dir', dirname($path)); + $tmpl->assign('filename', basename($path)); + $tmpl->assign('mimetype', OC_Filesystem::getMimeType($path)); + if ($type == 'file') { + $tmpl->assign('downloadURL', OCP\Util::linkToPublic('files').'&file='.urlencode($_GET['file']).'&download', false); + } else { + if (isset($_GET['path'])) { + $getPath = $_GET['path']; + } else { + $getPath = ''; + } + $tmpl->assign('downloadURL', OCP\Util::linkToPublic('files').'&download&dir='.urlencode($_GET['dir']).'&path='.urlencode($getPath), false); + } + } + $tmpl->printPage(); + } + exit(); + } + } +} +header('HTTP/1.0 404 Not Found'); +$tmpl = new OCP\Template('', '404', 'guest'); +$tmpl->printPage(); diff --git a/apps/files_versions/lib/versions.php b/apps/files_versions/lib/versions.php index 8f807187467..dc83ab12af0 100644 --- a/apps/files_versions/lib/versions.php +++ b/apps/files_versions/lib/versions.php @@ -1,278 +1,278 @@ - - * This file is licensed under the Affero General Public License version 3 or - * later. - * See the COPYING-README file. - */ - -/** - * Versions - * - * A class to handle the versioning of files. - */ - -namespace OCA_Versions; - -class Storage { - - - // config.php configuration: - // - files_versions - // - files_versionsfolder - // - files_versionsblacklist - // - files_versionsmaxfilesize - // - files_versionsinterval - // - files_versionmaxversions - // - // todo: - // - finish porting to OC_FilesystemView to enable network transparency - // - add transparent compression. first test if it´s worth it. - - const DEFAULTENABLED=true; - const DEFAULTBLACKLIST='avi mp3 mpg mp4 ctmp'; - const DEFAULTMAXFILESIZE=1048576; // 10MB - const DEFAULTMININTERVAL=60; // 1 min - const DEFAULTMAXVERSIONS=50; - - private static function getUidAndFilename($filename) - { - if (\OCP\App::isEnabled('files_sharing') - && substr($filename, 0, 7) == '/Shared' - && $source = \OCP\Share::getItemSharedWith('file', - substr($filename, 7), - \OC_Share_Backend_File::FORMAT_SHARED_STORAGE)) { - $filename = $source['path']; - $pos = strpos($filename, '/files', 1); - $uid = substr($filename, 1, $pos - 1); - $filename = substr($filename, $pos + 6); - } else { - $uid = \OCP\User::getUser(); - } - return array($uid, $filename); - } - - /** - * store a new version of a file. - */ - public function store($filename) { - if(\OCP\Config::getSystemValue('files_versions', Storage::DEFAULTENABLED)=='true') { - list($uid, $filename) = self::getUidAndFilename($filename); - $files_view = new \OC_FilesystemView('/'.\OCP\User::getUser() .'/files'); - $users_view = new \OC_FilesystemView('/'.\OCP\User::getUser()); - - //check if source file already exist as version to avoid recursions. - // todo does this check work? - if ($users_view->file_exists($filename)) { - return false; - } - - // check if filename is a directory - if($files_view->is_dir($filename)) { - return false; - } - - // check filetype blacklist - $blacklist=explode(' ', \OCP\Config::getSystemValue('files_versionsblacklist', Storage::DEFAULTBLACKLIST)); - foreach($blacklist as $bl) { - $parts=explode('.', $filename); - $ext=end($parts); - if(strtolower($ext)==$bl) { - return false; - } - } - // we should have a source file to work with - if (!$files_view->file_exists($filename)) { - return false; - } - - // check filesize - if($files_view->filesize($filename)>\OCP\Config::getSystemValue('files_versionsmaxfilesize', Storage::DEFAULTMAXFILESIZE)) { - return false; - } - - - // check mininterval if the file is being modified by the owner (all shared files should be versioned despite mininterval) - if ($uid == \OCP\User::getUser()) { - $versions_fileview = new \OC_FilesystemView('/'.\OCP\User::getUser().'/files_versions'); - $versionsName=\OCP\Config::getSystemValue('datadirectory').$versions_fileview->getAbsolutePath($filename); - $versionsFolderName=\OCP\Config::getSystemValue('datadirectory').$versions_fileview->getAbsolutePath(''); - $matches=glob($versionsName.'.v*'); - sort($matches); - $parts=explode('.v', end($matches)); - if((end($parts)+Storage::DEFAULTMININTERVAL)>time()) { - return false; - } - } - - - // create all parent folders - $info=pathinfo($filename); - if(!file_exists($versionsFolderName.'/'.$info['dirname'])) { - mkdir($versionsFolderName.'/'.$info['dirname'], 0750, true); - } - - // store a new version of a file - $users_view->copy('files'.$filename, 'files_versions'.$filename.'.v'.time()); - - // expire old revisions if necessary - Storage::expire($filename); - } - } - - - /** - * rollback to an old version of a file. - */ - public static function rollback($filename, $revision) { - - if(\OCP\Config::getSystemValue('files_versions', Storage::DEFAULTENABLED)=='true') { - list($uid, $filename) = self::getUidAndFilename($filename); - $users_view = new \OC_FilesystemView('/'.\OCP\User::getUser()); - - // rollback - if( @$users_view->copy('files_versions'.$filename.'.v'.$revision, 'files'.$filename) ) { - - return true; - - }else{ - - return false; - - } - - } - - } - - /** - * check if old versions of a file exist. - */ - public static function isversioned($filename) { - if(\OCP\Config::getSystemValue('files_versions', Storage::DEFAULTENABLED)=='true') { - list($uid, $filename) = self::getUidAndFilename($filename); - $versions_fileview = new \OC_FilesystemView('/'.\OCP\User::getUser().'/files_versions'); - - $versionsName=\OCP\Config::getSystemValue('datadirectory').$versions_fileview->getAbsolutePath($filename); - - // check for old versions - $matches=glob($versionsName.'.v*'); - if(count($matches)>0) { - return true; - }else{ - return false; - } - }else{ - return(false); - } - } - - - - /** - * @brief get a list of all available versions of a file in descending chronological order - * @param $filename file to find versions of, relative to the user files dir - * @param $count number of versions to return - * @returns array - */ - public static function getVersions( $filename, $count = 0 ) { - if( \OCP\Config::getSystemValue('files_versions', Storage::DEFAULTENABLED)=='true' ) { - list($uid, $filename) = self::getUidAndFilename($filename); - $versions_fileview = new \OC_FilesystemView('/'.\OCP\User::getUser().'/files_versions'); - - $versionsName = \OCP\Config::getSystemValue('datadirectory').$versions_fileview->getAbsolutePath($filename); - $versions = array(); - // fetch for old versions - $matches = glob( $versionsName.'.v*' ); - - sort( $matches ); - - $i = 0; - - $files_view = new \OC_FilesystemView('/'.\OCP\User::getUser().'/files'); - $local_file = $files_view->getLocalFile($filename); - foreach( $matches as $ma ) { - - $i++; - $versions[$i]['cur'] = 0; - $parts = explode( '.v', $ma ); - $versions[$i]['version'] = ( end( $parts ) ); - - // if file with modified date exists, flag it in array as currently enabled version - ( \md5_file( $ma ) == \md5_file( $local_file ) ? $versions[$i]['fileMatch'] = 1 : $versions[$i]['fileMatch'] = 0 ); - - } - - $versions = array_reverse( $versions ); - - foreach( $versions as $key => $value ) { - - // flag the first matched file in array (which will have latest modification date) as current version - if ( $value['fileMatch'] ) { - - $value['cur'] = 1; - break; - - } - - } - - $versions = array_reverse( $versions ); - - // only show the newest commits - if( $count != 0 and ( count( $versions )>$count ) ) { - - $versions = array_slice( $versions, count( $versions ) - $count ); - - } - - return( $versions ); - - - } else { - - // if versioning isn't enabled then return an empty array - return( array() ); - - } - - } - - /** - * @brief Erase a file's versions which exceed the set quota - */ - public static function expire($filename) { - if(\OCP\Config::getSystemValue('files_versions', Storage::DEFAULTENABLED)=='true') { - list($uid, $filename) = self::getUidAndFilename($filename); - $versions_fileview = new \OC_FilesystemView('/'.$uid.'/files_versions'); - - $versionsName=\OCP\Config::getSystemValue('datadirectory').$versions_fileview->getAbsolutePath($filename); - - // check for old versions - $matches = glob( $versionsName.'.v*' ); - - if( count( $matches ) > \OCP\Config::getSystemValue( 'files_versionmaxversions', Storage::DEFAULTMAXVERSIONS ) ) { - - $numberToDelete = count($matches) - \OCP\Config::getSystemValue( 'files_versionmaxversions', Storage::DEFAULTMAXVERSIONS ); - - // delete old versions of a file - $deleteItems = array_slice( $matches, 0, $numberToDelete ); - - foreach( $deleteItems as $de ) { - - unlink( $versionsName.'.v'.$de ); - - } - } - } - } - - /** - * @brief Erase all old versions of all user files - * @return true/false - */ - public function expireAll() { - $view = \OCP\Files::getStorage('files_versions'); - return $view->deleteAll('', true); - } + + * This file is licensed under the Affero General Public License version 3 or + * later. + * See the COPYING-README file. + */ + +/** + * Versions + * + * A class to handle the versioning of files. + */ + +namespace OCA_Versions; + +class Storage { + + + // config.php configuration: + // - files_versions + // - files_versionsfolder + // - files_versionsblacklist + // - files_versionsmaxfilesize + // - files_versionsinterval + // - files_versionmaxversions + // + // todo: + // - finish porting to OC_FilesystemView to enable network transparency + // - add transparent compression. first test if it´s worth it. + + const DEFAULTENABLED=true; + const DEFAULTBLACKLIST='avi mp3 mpg mp4 ctmp'; + const DEFAULTMAXFILESIZE=1048576; // 10MB + const DEFAULTMININTERVAL=60; // 1 min + const DEFAULTMAXVERSIONS=50; + + private static function getUidAndFilename($filename) + { + if (\OCP\App::isEnabled('files_sharing') + && substr($filename, 0, 7) == '/Shared' + && $source = \OCP\Share::getItemSharedWith('file', + substr($filename, 7), + \OC_Share_Backend_File::FORMAT_SHARED_STORAGE)) { + $filename = $source['path']; + $pos = strpos($filename, '/files', 1); + $uid = substr($filename, 1, $pos - 1); + $filename = substr($filename, $pos + 6); + } else { + $uid = \OCP\User::getUser(); + } + return array($uid, $filename); + } + + /** + * store a new version of a file. + */ + public function store($filename) { + if(\OCP\Config::getSystemValue('files_versions', Storage::DEFAULTENABLED)=='true') { + list($uid, $filename) = self::getUidAndFilename($filename); + $files_view = new \OC_FilesystemView('/'.\OCP\User::getUser() .'/files'); + $users_view = new \OC_FilesystemView('/'.\OCP\User::getUser()); + + //check if source file already exist as version to avoid recursions. + // todo does this check work? + if ($users_view->file_exists($filename)) { + return false; + } + + // check if filename is a directory + if($files_view->is_dir($filename)) { + return false; + } + + // check filetype blacklist + $blacklist=explode(' ', \OCP\Config::getSystemValue('files_versionsblacklist', Storage::DEFAULTBLACKLIST)); + foreach($blacklist as $bl) { + $parts=explode('.', $filename); + $ext=end($parts); + if(strtolower($ext)==$bl) { + return false; + } + } + // we should have a source file to work with + if (!$files_view->file_exists($filename)) { + return false; + } + + // check filesize + if($files_view->filesize($filename)>\OCP\Config::getSystemValue('files_versionsmaxfilesize', Storage::DEFAULTMAXFILESIZE)) { + return false; + } + + + // check mininterval if the file is being modified by the owner (all shared files should be versioned despite mininterval) + if ($uid == \OCP\User::getUser()) { + $versions_fileview = new \OC_FilesystemView('/'.\OCP\User::getUser().'/files_versions'); + $versionsName=\OCP\Config::getSystemValue('datadirectory').$versions_fileview->getAbsolutePath($filename); + $versionsFolderName=\OCP\Config::getSystemValue('datadirectory').$versions_fileview->getAbsolutePath(''); + $matches=glob($versionsName.'.v*'); + sort($matches); + $parts=explode('.v', end($matches)); + if((end($parts)+Storage::DEFAULTMININTERVAL)>time()) { + return false; + } + } + + + // create all parent folders + $info=pathinfo($filename); + if(!file_exists($versionsFolderName.'/'.$info['dirname'])) { + mkdir($versionsFolderName.'/'.$info['dirname'], 0750, true); + } + + // store a new version of a file + $users_view->copy('files'.$filename, 'files_versions'.$filename.'.v'.time()); + + // expire old revisions if necessary + Storage::expire($filename); + } + } + + + /** + * rollback to an old version of a file. + */ + public static function rollback($filename, $revision) { + + if(\OCP\Config::getSystemValue('files_versions', Storage::DEFAULTENABLED)=='true') { + list($uid, $filename) = self::getUidAndFilename($filename); + $users_view = new \OC_FilesystemView('/'.\OCP\User::getUser()); + + // rollback + if( @$users_view->copy('files_versions'.$filename.'.v'.$revision, 'files'.$filename) ) { + + return true; + + }else{ + + return false; + + } + + } + + } + + /** + * check if old versions of a file exist. + */ + public static function isversioned($filename) { + if(\OCP\Config::getSystemValue('files_versions', Storage::DEFAULTENABLED)=='true') { + list($uid, $filename) = self::getUidAndFilename($filename); + $versions_fileview = new \OC_FilesystemView('/'.\OCP\User::getUser().'/files_versions'); + + $versionsName=\OCP\Config::getSystemValue('datadirectory').$versions_fileview->getAbsolutePath($filename); + + // check for old versions + $matches=glob($versionsName.'.v*'); + if(count($matches)>0) { + return true; + }else{ + return false; + } + }else{ + return(false); + } + } + + + + /** + * @brief get a list of all available versions of a file in descending chronological order + * @param $filename file to find versions of, relative to the user files dir + * @param $count number of versions to return + * @returns array + */ + public static function getVersions( $filename, $count = 0 ) { + if( \OCP\Config::getSystemValue('files_versions', Storage::DEFAULTENABLED)=='true' ) { + list($uid, $filename) = self::getUidAndFilename($filename); + $versions_fileview = new \OC_FilesystemView('/'.\OCP\User::getUser().'/files_versions'); + + $versionsName = \OCP\Config::getSystemValue('datadirectory').$versions_fileview->getAbsolutePath($filename); + $versions = array(); + // fetch for old versions + $matches = glob( $versionsName.'.v*' ); + + sort( $matches ); + + $i = 0; + + $files_view = new \OC_FilesystemView('/'.\OCP\User::getUser().'/files'); + $local_file = $files_view->getLocalFile($filename); + foreach( $matches as $ma ) { + + $i++; + $versions[$i]['cur'] = 0; + $parts = explode( '.v', $ma ); + $versions[$i]['version'] = ( end( $parts ) ); + + // if file with modified date exists, flag it in array as currently enabled version + ( \md5_file( $ma ) == \md5_file( $local_file ) ? $versions[$i]['fileMatch'] = 1 : $versions[$i]['fileMatch'] = 0 ); + + } + + $versions = array_reverse( $versions ); + + foreach( $versions as $key => $value ) { + + // flag the first matched file in array (which will have latest modification date) as current version + if ( $value['fileMatch'] ) { + + $value['cur'] = 1; + break; + + } + + } + + $versions = array_reverse( $versions ); + + // only show the newest commits + if( $count != 0 and ( count( $versions )>$count ) ) { + + $versions = array_slice( $versions, count( $versions ) - $count ); + + } + + return( $versions ); + + + } else { + + // if versioning isn't enabled then return an empty array + return( array() ); + + } + + } + + /** + * @brief Erase a file's versions which exceed the set quota + */ + public static function expire($filename) { + if(\OCP\Config::getSystemValue('files_versions', Storage::DEFAULTENABLED)=='true') { + list($uid, $filename) = self::getUidAndFilename($filename); + $versions_fileview = new \OC_FilesystemView('/'.$uid.'/files_versions'); + + $versionsName=\OCP\Config::getSystemValue('datadirectory').$versions_fileview->getAbsolutePath($filename); + + // check for old versions + $matches = glob( $versionsName.'.v*' ); + + if( count( $matches ) > \OCP\Config::getSystemValue( 'files_versionmaxversions', Storage::DEFAULTMAXVERSIONS ) ) { + + $numberToDelete = count($matches) - \OCP\Config::getSystemValue( 'files_versionmaxversions', Storage::DEFAULTMAXVERSIONS ); + + // delete old versions of a file + $deleteItems = array_slice( $matches, 0, $numberToDelete ); + + foreach( $deleteItems as $de ) { + + unlink( $versionsName.'.v'.$de ); + + } + } + } + } + + /** + * @brief Erase all old versions of all user files + * @return true/false + */ + public function expireAll() { + $view = \OCP\Files::getStorage('files_versions'); + return $view->deleteAll('', true); + } } -- 2.39.5