From 0949df014b7f686f7e2b705fdcc6a556dd11bf51 Mon Sep 17 00:00:00 2001
From: rma4ok <rma4ok@gmail.com>
Date: Wed, 29 Apr 2015 01:14:48 -0400
Subject: [PATCH 1/3] [fix] SortedListField: update whole list if order is
 changed

---
 mongoengine/base/document.py | 7 +++++++
 tests/fields/fields.py       | 7 +++++++
 2 files changed, 14 insertions(+)

diff --git a/mongoengine/base/document.py b/mongoengine/base/document.py
index d31d75ba..3eba16ca 100644
--- a/mongoengine/base/document.py
+++ b/mongoengine/base/document.py
@@ -547,6 +547,7 @@ class BaseDocument(object):
         EmbeddedDocument = _import_class("EmbeddedDocument")
         DynamicEmbeddedDocument = _import_class("DynamicEmbeddedDocument")
         ReferenceField = _import_class("ReferenceField")
+        SortedListField = _import_class("SortedListField")
         changed_fields = []
         changed_fields += getattr(self, '_changed_fields', [])
 
@@ -577,6 +578,12 @@ class BaseDocument(object):
                 if (hasattr(field, 'field') and
                         isinstance(field.field, ReferenceField)):
                     continue
+                elif (isinstance(field, SortedListField) and field._ordering):
+                    # if ordering is affected whole list is changed
+                    if any(map(lambda d: field._ordering in d._changed_fields, data)):
+                        changed_fields.append(db_field_name)
+                        continue
+
                 self._nestable_types_changed_fields(
                     changed_fields, key, data, inspected)
         return changed_fields
diff --git a/tests/fields/fields.py b/tests/fields/fields.py
index c2967856..7a99bd78 100644
--- a/tests/fields/fields.py
+++ b/tests/fields/fields.py
@@ -916,6 +916,13 @@ class FieldTest(unittest.TestCase):
         self.assertEqual(post.comments[0].content, comment2.content)
         self.assertEqual(post.comments[1].content, comment1.content)
 
+        post.comments[0].order = 2
+        post.save()
+        post.reload()
+
+        self.assertEqual(post.comments[0].content, comment1.content)
+        self.assertEqual(post.comments[1].content, comment2.content)
+
         BlogPost.drop_collection()
 
     def test_reverse_list_sorting(self):

From 43a5df87807d138d7b6c4b97a3059ab3c996057b Mon Sep 17 00:00:00 2001
From: rma4ok <rma4ok@gmail.com>
Date: Wed, 29 Apr 2015 11:23:51 -0400
Subject: [PATCH 2/3] [dist] Adding rma4ok to contributors

---
 AUTHORS | 1 +
 1 file changed, 1 insertion(+)

diff --git a/AUTHORS b/AUTHORS
index 9d105a60..6745e14b 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -220,3 +220,4 @@ that much better:
  * Michael Chase (https://github.com/rxsegrxup)
  * Eremeev Danil (https://github.com/elephanter)
  * Catstyle Lee (https://github.com/Catstyle)
+ * Kiryl Yermakou (https://github.com/rma4ok)

From 0ee3203a5a6d3ac1ed43575e2ac4334578000b8b Mon Sep 17 00:00:00 2001
From: rma4ok <rma4ok@gmail.com>
Date: Wed, 29 Apr 2015 11:34:04 -0400
Subject: [PATCH 3/3] [docs] Adding SortedListField fix to changelog

---
 docs/changelog.rst | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/changelog.rst b/docs/changelog.rst
index f4b5ec6c..a27db5a4 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -15,6 +15,7 @@ Changes in 0.9.X - DEV
 - Fixed storage of microseconds in ComplexDateTimeField and unused separator option. #910
 - Django support was removed and will be available as a separate extension. #958
 - Don't send a "cls" option to ensureIndex (related to https://jira.mongodb.org/browse/SERVER-769)
+- Fix for updating sorting in SortedListField. #978
 
 Changes in 0.9.0
 ================