fix git-show parser

waliki/git/__init__.py

@@ -1,7 +1,6 @@
 import os
 import re
 import json
-from io import StringIO
 from django.contrib.auth.models import User
 from django.utils.translation import ugettext_lazy as _
 from django.utils import six
@@ -101,14 +100,12 @@ def version(self, page, version):
         try:
             out = str(git.show('-s', "--pretty=format:%aN%n%aD%n%B%n%h%e", version))
 
-            buf = StringIO()
-            buf.write(out)
-            buf.seek(0)
-            author = str(buf.readline())
-            date = str(buf.readline())
-            message = str(buf.readline())
-            buf.close()
+            lines = out.splitlines()
 
+            author = lines[0]
+            date = lines[1]
+            message = lines[2]
+
             raw = str(git.show('%s:%s' % (version, page.path)))            
 
             data = {
@@ -117,7 +114,6 @@ def version(self, page, version):
                 "message": message,
                 "raw": raw,
             }
-
             return data
         except:
             return ''

waliki/git/views.py

@@ -46,7 +46,7 @@ def version(request, slug, version, raw=False):
     page = get_object_or_404(Page, slug=slug)
     content = Git().version(page, version)
 
-    form = PageForm(instance=page, initial={'message': _('Restored version @%s') % version, 'raw': content},
+    form = PageForm(instance=page, initial={'message': _('Restored version @%s') % version, 'raw': content['raw']},
                     is_hidden=True)
 
     if raw:

waliki/rest/views.py

@@ -10,6 +10,8 @@
 from rest_framework import generics, permissions, mixins, status
 from rest_framework.response import Response
 
+import json
+
 from .serializers import PageListRetrieveSerializer, PageCreateSerializer, PageEditSerializer, PageDeleteSerializer, PageRetrieveSerializer, PageMoveSerializer
 from .permissions import WalikiPermission_AddPage, WalikiPermission_ViewPage, WalikiPermission_ChangePage
 
@@ -152,7 +154,7 @@ def get(self, request, *args, **kwargs):
         response = version(request, raw=True,  *args, **kwargs)
 
         data = self.get_serializer(page, many=False).data
-        data['raw'] = response.content.decode("utf8")
+        data['raw'] = json.loads(response.content)
         data['version'] = kwargs['version']
 
         return Response(data)