Fix updating document hash while saving

ajax/sessionController.php

@@ -54,10 +54,11 @@ class SessionController extends Controller{
 			$memberId = @$_SERVER['HTTP_WEBODF_MEMBER_ID'];
 			$sessionRevision = @$_SERVER['HTTP_WEBODF_SESSION_REVISION'];
 			
-			$content = fopen('php://input','r');
+			$stream = fopen('php://input','r');
-			if (!$content){
+			if (!$stream){
-				throw new \Exception('New conent missing');
+				throw new \Exception('New content missing');
 			}
+			$content = stream_get_contents($stream);
 
 			$session = new Db_Session();
 			$session->load($esId);
@@ -110,6 +111,7 @@ class SessionController extends Controller{
 				// Not a last user
 				if ($memberCount>0){
 					// Update genesis hash to prevent conflicts
+					Helper::warnLog('Update hash');
 					$session->updateGenesisHash($esId, sha1($content));
 				} else {
 					// Last user. Kill session data

lib/db/session.php

@@ -102,7 +102,7 @@ class Db_Session extends \OCA\Documents\Db {
 		return $this->execute(
 			'UPDATE `*PREFIX*documents_session` SET `genesis_hash`=? WHERE `es_id`=?',
 			array(
-				$esId, $genesisHash
+				$genesisHash, $esId
 			)
 		);
 	}