diff --git a/restapi/index.php b/restapi/index.php
index 7efc667bc..51d57a90c 100644
--- a/restapi/index.php
+++ b/restapi/index.php
@@ -390,17 +390,17 @@ function createFolder($request, $response, $args) { /* {{{ */
             $params = $request->getParsedBody();
             if(!empty($params['name'])) {
                 $comment = isset($params['comment']) ? $params['comment'] : '';
-								if(isset($params['sequence'])) {
-										$sequence = str_replace(',', '.', $params["sequence"]);
-										if (!is_numeric($sequence))
-												return $response->withJson(array('success'=>false, 'message'=>getMLText("invalid_sequence"), 'data'=>''), 400);
-								} else {
-										$dd = $parent->getSubFolders('s');
-										if(count($dd) > 1)
-												$sequence = $dd[count($dd)-1]->getSequence() + 1;
-										else
-												$sequence = 1.0;
-								}
+                if(isset($params['sequence'])) {
+                    $sequence = str_replace(',', '.', $params["sequence"]);
+                    if (!is_numeric($sequence))
+                        return $response->withJson(array('success'=>false, 'message'=>getMLText("invalid_sequence"), 'data'=>''), 400);
+                } else {
+                    $dd = $parent->getSubFolders('s');
+                    if(count($dd) > 1)
+                        $sequence = $dd[count($dd)-1]->getSequence() + 1;
+                    else
+                        $sequence = 1.0;
+                }
                 $newattrs = array();
                 if(!empty($params['attributes'])) {
                     foreach($params['attributes'] as $attrname=>$attrvalue) {
@@ -410,12 +410,12 @@ function createFolder($request, $response, $args) { /* {{{ */
                         }
                     }
                 }
-								/* Check if name already exists in the folder */
-								if(!$settings->_enableDuplicateSubFolderNames) {
-									if($folder->hasSubFolderByName($params['name'])) {
-										return $response->withJson(array('success'=>false, 'message'=>getMLText("subfolder_duplicate_name"), 'data'=>''), 400);
-									}
-								}
+                /* Check if name already exists in the folder */
+                if(!$settings->_enableDuplicateSubFolderNames) {
+                    if($folder->hasSubFolderByName($params['name'])) {
+                        return $response->withJson(array('success'=>false, 'message'=>getMLText("subfolder_duplicate_name"), 'data'=>''), 400);
+                    }
+                }
                 if($folder = $parent->addSubFolder($params['name'], $comment, $userobj, $sequence, $newattrs)) {
 
                     $rec = __getFolderData($folder);
@@ -577,12 +577,12 @@ function uploadDocument($request, $response, $args) { /* {{{ */
                 $origfilename = $file_info->getClientFilename();
             if (trim($docname) == '')
                 $docname = $origfilename;
-						/* Check if name already exists in the folder */
-						if(!$settings->_enableDuplicateDocNames) {
-							if($mfolder->hasDocumentByName($docname)) {
-                return $response->withJson(array('success'=>false, 'message'=>getMLText("document_duplicate_name"), 'data'=>''), 400);
-							}
-						}
+            /* Check if name already exists in the folder */
+            if(!$settings->_enableDuplicateDocNames) {
+                if($mfolder->hasDocumentByName($docname)) {
+                    return $response->withJson(array('success'=>false, 'message'=>getMLText("document_duplicate_name"), 'data'=>''), 400);
+                }
+            }
             $temp = $file_info->file;
             $finfo = finfo_open(FILEINFO_MIME_TYPE);
             $userfiletype = finfo_file($finfo, $temp);
@@ -699,12 +699,12 @@ function uploadDocumentPut($request, $response, $args) { /* {{{ */
             $userfiletype = finfo_file($finfo, $temp);
             $fileType = ".".pathinfo($origfilename, PATHINFO_EXTENSION);
             finfo_close($finfo);
-						/* Check if name already exists in the folder */
-						if(!$settings->_enableDuplicateDocNames) {
-							if($mfolder->hasDocumentByName($docname)) {
+            /* Check if name already exists in the folder */
+            if(!$settings->_enableDuplicateDocNames) {
+                if($mfolder->hasDocumentByName($docname)) {
                 return $response->withJson(array('success'=>false, 'message'=>getMLText("document_duplicate_name"), 'data'=>''), 400);
-							}
-						}
+                }
+            }
             $res = $mfolder->addDocument($docname, '', 0, $userobj, '', array(), $temp, $origfilename ? $origfilename : basename($temp), $fileType, $userfiletype, 0);
             unlink($temp);
             if($res) {
@@ -796,13 +796,13 @@ function addDocumentLink($request, $response, $args) { /* {{{ */
     $targetdoc = $dms->getDocument($args['documentid']);
     if($sourcedoc && $targetdoc) {
         if($sourcedoc->getAccessMode($userobj, 'addDocumentLink') >= M_READ) {
-					$params = $request->getParsedBody();
-					  $public = !isset($params['public']) ? true : false;
-						if ($sourcedoc->addDocumentLink($targetdoc->getId(), $userobj->getID(), $public)){
+            $params = $request->getParsedBody();
+              $public = !isset($params['public']) ? true : false;
+                if ($sourcedoc->addDocumentLink($targetdoc->getId(), $userobj->getID(), $public)){
                 return $response->withJson(array('success'=>true, 'message'=>'', 'data'=>''), 201);
-						} else {
-								return $response->withJson(array('success'=>false, 'message'=>'Could not create document link', 'data'=>''), 500);
-						}
+                } else {
+                        return $response->withJson(array('success'=>false, 'message'=>'Could not create document link', 'data'=>''), 500);
+            }
         } else {
             return $response->withJson(array('success'=>false, 'message'=>'No access on source document', 'data'=>''), 403);
         }