diff --git a/seahub/views/file.py b/seahub/views/file.py
index 9c738b905d..8312567856 100644
--- a/seahub/views/file.py
+++ b/seahub/views/file.py
@@ -636,7 +636,7 @@ def view_shared_file(request, token):
             else:
                 return render_to_response('share_access_validation.html', d,
                                           context_instance=RequestContext(request))
-    
+
     shared_by = fileshare.username
     repo_id = fileshare.repo_id
     repo = get_repo(repo_id)
@@ -696,6 +696,8 @@ def view_shared_file(request, token):
     save_to_link = reverse('save_shared_link') + '?t=' + token
     traffic_over_limit = user_traffic_over_limit(shared_by)
 
+    office_preview_token = ret_dict.get('office_preview_token', '')
+
     return render_to_response('shared_file_view.html', {
             'repo': repo,
             'obj_id': obj_id,
@@ -713,6 +715,7 @@ def view_shared_file(request, token):
             'file_encoding_list':ret_dict['file_encoding_list'],
             'html_exists': ret_dict['html_exists'],
             'html_detail': ret_dict.get('html_detail', {}),
+            'office_preview_token': office_preview_token,
             'filetype': ret_dict['filetype'],
             'use_pdfjs':USE_PDFJS,
             'accessible_repos': accessible_repos,
@@ -722,7 +725,7 @@ def view_shared_file(request, token):
 
 def view_raw_shared_file(request, token, obj_id, file_name):
     """Returns raw content of a shared file.
-    
+
     Arguments:
     - `request`:
     - `token`:
@@ -844,6 +847,7 @@ def view_file_via_shared_dir(request, token):
         ret_dict['err'] = err_msg
 
     traffic_over_limit = user_traffic_over_limit(shared_by)
+    office_preview_token = ret_dict.get('office_preview_token', '')
 
     return render_to_response('shared_file_view.html', {
             'repo': repo,
@@ -863,6 +867,7 @@ def view_file_via_shared_dir(request, token):
             'file_encoding_list':ret_dict['file_encoding_list'],
             'html_exists': ret_dict['html_exists'],
             'html_detail': ret_dict.get('html_detail', {}),
+            'office_preview_token': office_preview_token,
             'filetype': ret_dict['filetype'],
             'use_pdfjs':USE_PDFJS,
             'zipped': zipped,
@@ -1033,7 +1038,7 @@ def file_edit(request, repo_id):
 @login_required
 def view_raw_file(request, repo_id, file_path):
     """Returns raw content of a file.
-    
+
     Arguments:
     - `request`:
     - `repo_id`:
@@ -1059,7 +1064,7 @@ def view_raw_file(request, repo_id, file_path):
 
 def send_file_download_msg(request, repo, path, dl_type):
     """Send file downlaod msg.
-    
+
     Arguments:
     - `request`:
     - `repo`:
@@ -1256,9 +1261,9 @@ def office_convert_add_task(request):
         return HttpResponseBadRequest('invalid params')
 
     resp = add_office_convert_task(file_id, doctype, raw_path, internal=True)
-    
+
     return HttpResponse(json.dumps(resp), content_type=content_type)
-    
+
 def check_office_token(func):
     '''Set the `office_convert_add_task` attr on the request object for office
     preview related requests
@@ -1268,14 +1273,14 @@ def check_office_token(func):
         token = request.META.get('HTTP_X_SEAFILE_OFFICE_PREVIEW_TOKEN', '')
         if token and len(token) != 32:
             return HttpResponseForbidden()
-            
+
         if not token:
             token = request.GET.get('office_preview_token', '')
-            
+
         request.office_preview_token = token
-            
+
         return func(request, *args, **kwargs)
-        
+
     return newfunc
 
 @check_office_token
@@ -1320,7 +1325,7 @@ def office_convert_get_page(request, path, internal=False):
     m = _OFFICE_PAGE_PATTERN.match(path)
     if not m:
         return HttpResponseForbidden()
-        
+
     file_id = m.group(1)
     if path.endswith('file.css'):
         pass
@@ -1409,6 +1414,7 @@ def view_priv_shared_file(request, token):
 
     accessible_repos = get_unencry_rw_repos_by_user(request)
     save_to_link = reverse('save_private_file_share', args=[pfs.token])
+    office_preview_token = ret_dict.get('office_preview_token', '')
 
     return render_to_response('shared_file_view.html', {
             'repo': repo,
@@ -1426,6 +1432,7 @@ def view_priv_shared_file(request, token):
             'file_encoding_list':ret_dict['file_encoding_list'],
             'html_exists': ret_dict['html_exists'],
             'html_detail': ret_dict.get('html_detail', {}),
+            'office_preview_token': office_preview_token,
             'filetype': ret_dict['filetype'],
             'use_pdfjs':USE_PDFJS,
             'accessible_repos': accessible_repos,