mbk-lab
/
nextcloud
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

new file structure for share keys; sub-folder need to be generated each by one (we don't have a recursive mkdir)

This commit is contained in:
Björn Schießle 2013-03-26 11:58:54 +01:00
parent fd4e59b748
commit f10be4ea17
1 changed files with 32 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
apps/files_encryption/lib/keymanager.php
View File

@ -28,6 +28,22 @@ namespace OCA\Encryption;
* @note Where a method requires a view object, it's root must be '/'
*/
class Keymanager {
/**
* @brief get uid of the owners of the file and the path to the file
* @param $filename
* @return array
*/
public static function getUidAndFilename($filename) {
$uid = \OC\Files\Filesystem::getOwner($filename);
\OC\Files\Filesystem::initMountPoints($uid);
if ( $uid != \OCP\User::getUser() ) {
$info = \OC\Files\Filesystem::getFileInfo($filename);
$ownerView = new \OC\Files\View('/'.$uid.'/files');
$filename = $ownerView->getPath($info['fileid']);
}
return array($uid, $filename);
}
/**
* @brief retrieve the ENCRYPTED private key from a user
@ -264,15 +280,17 @@ class Keymanager {
* asymmetrically encrypt the keyfile before passing it to this method
*/
public static function setShareKey( \OC_FilesystemView $view, $path, $userId, $shareKey ) {
list($owner, $filename) = self::getUidAndFilename($path);
$basePath = '/' . $owner . '/files_encryption/share-keys';
$basePath = '/' . $userId . '/files_encryption/share-keys';
$shareKeyPath = self::keySetPreparation( $view, $filename, $basePath, $owner );
$shareKeyPath = self::keySetPreparation( $view, $path, $basePath, $userId );
$writePath = $basePath . '/' . $shareKeyPath . '.shareKey';
$writePath = $basePath . '/' . $shareKeyPath . '.' . $userId . '.shareKey';
\OC_FileProxy::$enabled = false;
$result = $view->file_put_contents( $writePath, $shareKey );
if (
@ -295,7 +313,7 @@ class Keymanager {
* @return bool
*/
public static function setShareKeys( \OC_FilesystemView $view, $path, array $shareKeys ) {
// $shareKeys must be an array with the following format:
// [userId] => [encrypted key]
@ -395,9 +413,14 @@ class Keymanager {
isset( $path_parts['dirname'] )
&& ! $view->file_exists( $basePath . '/' . $path_parts['dirname'] )
) {
$view->mkdir( $basePath . '/' . $path_parts['dirname'] );
$sub_dirs = explode(DIRECTORY_SEPARATOR, $basePath . '/' . $path_parts['dirname']);
$dir = '';
foreach ($sub_dirs as $sub_dir) {
$dir .= '/' . $sub_dir;
if (!$view->is_dir($dir)) {
$view->mkdir($dir);
}
}
}
return $targetPath;