Support for file versioning in WOPI

controller/documentcontroller.php

@@ -379,7 +379,7 @@ class DocumentController extends Controller {
 			return false;
 		}
 
-		$view = new \OC\Files\View('/' . $res['user'] . '/');
+		$view = new \OC\Files\View('/' . $res['user'] . '/files');
 		$info = $view->getFileInfo($res['path']);
 
 		\OC::$server->getLogger()->debug('File info: {info}.', [ 'app' => $this->appName, 'info' => $info ]);
@@ -412,7 +412,7 @@ class DocumentController extends Controller {
 
 		//TODO: Support X-WOPIMaxExpectedSize header.
 		$res = $row->getPathForToken($fileId, $token);
-		return new DownloadResponse($this->request, $res['user'], $res['path']);
+		return new DownloadResponse($this->request, $res['user'], '/files' . $res['path']);
 	}
 
 	/**
@@ -431,14 +431,21 @@ class DocumentController extends Controller {
 		$row->loadBy('token', $token);
 
 		$res = $row->getPathForToken($fileId, $token);
-		$view = new \OC\Files\View('/' . $res['user'] . '/');
+		$root = '/' . $res['user'] . '/files';
+		$view = new \OC\Files\View($root);
 
 		// Read the contents of the file from the POST body and store.
-		$content = file_get_contents('php://input');
+		$content = fopen('php://input', 'r');
 		\OC::$server->getLogger()->debug('Putting {size} bytes.', [ 'app' => $this->appName, 'size' => strlen($content) ]);
 
+		// Setup the FS which is needed to emit hooks (versioning).
+		\OC_Util::tearDownFS();
+		\OC_Util::setupFS($res['user'], $root);
+
 		$view->file_put_contents($res['path'], $content);
 
+		\OC_Util::tearDownFS();
+
 		return array(
 			'status' => 'success'
 		);

lib/db/wopi.php

@@ -45,14 +45,16 @@ class Wopi extends \OCA\Richdocuments\Db{
 		$view = \OC\Files\Filesystem::getView();
 		// Get the virtual path (if the file is shared).
 		$path = $view->getPath($fileId);
+
 		if (!$view->is_file($path) || !$view->isUpdatable($path)) {
 			throw new \Exception('Invalid fileId.');
 		}
 
 		// Figure out the real owner, if not us.
 		$user = $view->getOwner($path);
-		// Create a view into the owner's FS.
-		$view = new \OC\Files\View('/' . $user . '/');
+
+ 		// Create a view into the owner's FS.
+		$view = new \OC\Files\View('/' . $user . '/files');
 		// Find the real path.
 		$path = $view->getPath($fileId);
 		if (!$view->is_file($path)) {
@@ -63,8 +65,8 @@ class Wopi extends \OCA\Richdocuments\Db{
 					\OCP\Security\ISecureRandom::CHAR_LOWER . \OCP\Security\ISecureRandom::CHAR_UPPER .
 					\OCP\Security\ISecureRandom::CHAR_DIGITS);
 
-		\OC::$server->getLogger()->debug('Issuing token for {user} file {fileId}: {token}',
-										 [ 'user' => $user, 'fileId' => $fileId, 'token' => $token ]);
+		\OC::$server->getLogger()->debug('Issuing token for {user} file {fileId}, path {path}: {token}',
+										 [ 'user' => $user, 'fileId' => $fileId, 'path' => $path, 'token' => $token ]);
 
 		$wopi = new \OCA\Richdocuments\Db\Wopi([
 			$user,
@@ -112,7 +114,7 @@ class Wopi extends \OCA\Richdocuments\Db{
 		}
 
 		$user = $row['uid'];
-		$view = new \OC\Files\View('/' . $user . '/');
+		$view = new \OC\Files\View('/' . $user . '/files');
 		$path = $row['path'];
 
 		if (!$view->is_file($path)) {