Merge branch 'files_encryption' of https://github.com/owncloud/core into files_encryption

apps/files_encryption/hooks/hooks.php

@@ -193,8 +193,18 @@ class Hooks {
 			$util = new Util($view, $userId);
 			$path = $util->fileIdToPath($params['itemSource']);
 
+			//check if this is a reshare action, that's true if the item source is already shared with me
+			$sharedItem = \OCP\Share::getItemSharedWithBySource($params['itemType'], $params['itemSource']);
+			if ($sharedItem) {
+				// if it is a re-share than the file is located in my Shared folder
+				$path = '/Shared'.$sharedItem['file_target'];
+			} else {
+				$path = $util->fileIdToPath($params['itemSource']);
+			}
+
 			$sharingEnabled = \OCP\Share::isEnabled();
 
+			// if a folder was shared, get a list if all (sub-)folders
 			if ($params['itemType'] === 'folder') {
 				$allFiles = $util->getAllFiles($path);
 			} else {
@@ -243,12 +253,14 @@ class Hooks {
 			$util = new Util( $view, $userId );
 			$path = $util->fileIdToPath( $params['itemSource'] );
 
+			// for group shares get a list of the group members
 			if ($params['shareType'] == \OCP\Share::SHARE_TYPE_GROUP) {
 				$userIds = \OC_Group::usersInGroup($params['shareWith']);
 			} else {
 				$userIds = array($params['shareWith']);
 			}
 
+			// if we unshare a folder we need a list of all (sub-)files
 			if ($params['itemType'] === 'folder') {
 				$allFiles = $util->getAllFiles($path);
 			} else {

apps/files_encryption/lib/keymanager.php

@@ -54,7 +54,7 @@ class Keymanager {
 		
 		\OC_FileProxy::$enabled = false;
 		
-		return $view->file_get_contents( '/public-keys/' . '/' . $userId . '.public.key' );
+		return $view->file_get_contents( '/public-keys/' . $userId . '.public.key' );
 		
 		\OC_FileProxy::$enabled = true;
 		
@@ -391,7 +391,26 @@ class Keymanager {
 		return $result;
 		
 	}
-	
+
+	/**
+	 * @brief delete all share keys of a given file
+	 * @param \OC_FilesystemView $view
+	 * @param type $userId owner of the file
+	 * @param type $filePath path to the file, relative to the owners file dir
+	 */
+	public static function delAllShareKeys(\OC_FilesystemView $view, $userId, $filePath) {
+		
+		if ($view->is_dir($userId.'/files/'.$filePath)) {
+			$view->unlink($userId.'/files_encryption/share-keys/'.$filePath);
+		} else {
+			$localKeyPath = $view->getLocalFile($userId.'/files_encryption/share-keys/'.$filePath);
+			$matches = glob(preg_quote($localKeyPath).'*.shareKey');
+			foreach ($matches as $ma) {
+				unlink($ma);
+			}
+		}
+	}
+
 	/**
 	 * @brief Delete a single user's shareKey for a single file
 	 */

apps/files_encryption/lib/proxy.php

@@ -256,18 +256,13 @@ class Proxy extends \OC_FileProxy {
 		// Format path to be relative to user files dir
 		$relPath = $util->stripUserFilesPath( $path );
 
-// 		list( $owner, $ownerPath ) = $util->getUidAndFilename( $relPath );
-
-		$fileOwner = \OC\Files\Filesystem::getOwner( $path );
-		$ownerPath = $util->stripUserFilesPath( $path );  // TODO: Don't trust $path, fetch owner path
-
-		$filePath = $fileOwner . '/' . 'files_encryption' . '/' . 'keyfiles' . '/'. $ownerPath;
+ 		list( $owner, $ownerPath ) = $util->getUidAndFilename( $relPath );
 
 		// Delete keyfile & shareKey so it isn't orphaned
 		if (
 			! (
-				Keymanager::deleteFileKey( $view, $fileOwner, $ownerPath )
-				&& Keymanager::delShareKey( $view, $fileOwner, $ownerPath )
+				Keymanager::deleteFileKey( $view, $owner, $ownerPath )
+				&& Keymanager::delAllShareKeys( $view, $owner, $ownerPath )
 			)
 		) {
 		

apps/files_encryption/lib/util.php

@@ -668,7 +668,7 @@ class Util {
 			// public system user 'ownCloud' (for public shares)
 			if ( 
 				$util->ready() 
-				or $user == 'ownCloud' 
+				or $user == 'owncloud'
 			) {
 			
 				// Construct array of ready UIDs for Keymanager{}
@@ -805,15 +805,10 @@ class Util {
 		// Make sure that a share key is generated for the owner too
 		list($owner, $ownerPath) = $this->getUidAndFilename($filePath);
 
-		//$userIds = array( $this->userId );
-		$userIds = array();
-
 		if ( $sharingEnabled ) {
 		
 			// Find out who, if anyone, is sharing the file
-			$shareUids = \OCP\Share::getUsersSharingFile( $ownerPath, $owner,true, true, true );
-			
-			$userIds = array_merge( $userIds, $shareUids );
+			$userIds = \OCP\Share::getUsersSharingFile( $ownerPath, $owner,true, true, true );
 		
 		}
 		
@@ -894,14 +889,14 @@ class Util {
 	}
 
 	/**
-	 *@ brief geo recursively through a dir and collect all files and sub files.
+	 * @brief geo recursively through a dir and collect all files and sub files.
 	 * @param type $dir relative to the users files folder
 	 * @return array with list of files relative to the users files folder
 	 */
 	public function getAllFiles($dir) {
 		$result = array();
-		$path = $this->view->getLocalFile();
-		$content = $this->view->getDirectoryContent("/".$this->userFilesDir.'/'.$this->filesFolderName.$dir);
+		
+		$content = $this->view->getDirectoryContent($this->userFilesDir.$dir);
 
 		foreach ($content as $c) {
 			if ($c['type'] === "dir" ) {

lib/public/share.php

@@ -150,10 +150,10 @@ class Share {
 					FROM
 					`*PREFIX*share`
 					WHERE
-					item_source = ? AND share_type = ? AND uid_owner = ?'
+					item_source = ? AND share_type = ?'
 			);
 			
-			$result = $query->execute( array( $source,  self::SHARE_TYPE_USER, $user ) );
+			$result = $query->execute( array( $source,  self::SHARE_TYPE_USER ) );
 
 			if ( \OC_DB::isError( $result ) ) {
 				\OC_Log::write( 'OCP\Share', \OC_DB::getErrorMessage($result), \OC_Log::ERROR );
@@ -170,10 +170,10 @@ class Share {
 					FROM
 					`*PREFIX*share`
 					WHERE
-					item_source = ? AND share_type = ? AND uid_owner = ?'
+					item_source = ? AND share_type = ?'
 			);
 			
-			$result = $query->execute( array( $source, self::SHARE_TYPE_GROUP, $user ) );
+			$result = $query->execute( array( $source, self::SHARE_TYPE_GROUP ) );
 
 			if ( \OC_DB::isError( $result ) ) {
 				\OC_Log::write( 'OCP\Share', \OC_DB::getErrorMessage($result), \OC_Log::ERROR );
@@ -190,17 +190,17 @@ class Share {
 					FROM
 					`*PREFIX*share`
 					WHERE
-					item_source = ? AND share_type = ? AND uid_owner = ?'
+					item_source = ? AND share_type = ?'
 			);
 			
-			$result = $query->execute( array( $source, self::SHARE_TYPE_LINK, $user ) );
+			$result = $query->execute( array( $source, self::SHARE_TYPE_LINK ) );
 			
 			if ( \OC_DB::isError( $result ) ) {
 				\OC_Log::write( 'OCP\Share', \OC_DB::getErrorMessage($result), \OC_Log::ERROR );
 			}
 			
 			if ($result->fetchRow()) {
-				$shares[] = "ownCloud";
+				$shares[] = "owncloud";
 			}
 		}
 		// Include owner in list of users, if requested