Convert \r\n and \r to \n in the post text used in sync

boards/models/post/__init__.py

@@ -377,6 +377,7 b' class Post(models.Model, Viewable):'
         for key in replacements:
             text = text.replace('[post]{}[/post]'.format(key),
                                 '[post]{}[/post]'.format(replacements[key]))
+        text = text.replace('\r\n', '\n').replace('\r', '\n')
 
         return text
 

boards/models/post/sync.py

@@ -87,7 +87,7 b' class SyncManager:'
                 signature = Signature(
                     key_type=key.key_type,
                     key=key.public_key,
-                    signature=key.sign(et.tostring(content_tag, ENCODING_UNICODE)),
+                    signature=key.sign(et.tostring(content_tag, encoding=ENCODING_UNICODE)),
                     global_id=post.global_id,
                 )
                 signature.save()

boards/tests/test_sync.py

@@ -17,7 +17,8 b' class SyncTest(TestCase):'
 
         key = KeyPair.objects.generate_key(primary=True)
         tag = Tag.objects.create(name='tag1')
-        post = Post.objects.create_post(title='test_title', text='test_text',
+        post = Post.objects.create_post(title='test_title',
+                                        text='test_text\rline two',
                                         tags=[tag])
 
         request = MockRequest()
@@ -47,7 +48,7 b' class SyncTest(TestCase):'
                 post.global_id.local_id,
                 post.global_id.key_type,
                 post.title,
-                post.get_raw_text(),
+                post.get_sync_text(),
                 post.get_thread().get_tags().first().name,
                 post.get_pub_time_str(),
             ) in response,
@@ -94,7 +95,7 b' class SyncTest(TestCase):'
                 post.global_id.local_id,
                 post.global_id.key_type,
                 post.title,
-                post.get_raw_text(),
+                post.get_sync_text(),
                 post.get_thread().get_tags().first().name,
                 post.get_pub_time_str(),
             ) in response,