Change published_date to published_on

to make consistent with other edit info timestamps
LMS-11184

cms/djangoapps/contentstore/views/item.py

@@ -666,7 +666,7 @@ def create_xblock_info(xblock, data=None, metadata=None, include_ancestor_info=F
         "category": xblock.category,
         "edited_on": get_default_time_display(xblock.subtree_edited_on) if xblock.subtree_edited_on else None,
         "published": published,
-        "published_on": get_default_time_display(xblock.published_date) if xblock.published_date else None,
+        "published_on": get_default_time_display(xblock.published_on) if xblock.published_on else None,
         "studio_url": xblock_studio_url(xblock, parent_xblock),
         "released_to_students": datetime.now(UTC) > xblock.start,
         "release_date": release_date,

common/lib/xmodule/xmodule/modulestore/mongo/base.py

@@ -235,14 +235,14 @@ class CachingDescriptorSystem(MakoDescriptorSystem):
 
                 edit_info = json_data.get('edit_info')
 
-                # migrate published_by and published_date if edit_info isn't present
+                # migrate published_by and published_on if edit_info isn't present
                 if not edit_info:
                     module.edited_by = module.edited_on = module.subtree_edited_on = \
-                        module.subtree_edited_by = module.published_date = None
+                        module.subtree_edited_by = module.published_on = None
                     raw_metadata = json_data.get('metadata', {})
-                    # published_date was previously stored as a list of time components instead of a datetime
+                    # published_on was previously stored as a list of time components instead of a datetime
                     if raw_metadata.get('published_date'):
-                        module.published_date = datetime(*raw_metadata.get('published_date')[0:6]).replace(tzinfo=UTC)
+                        module.published_on = datetime(*raw_metadata.get('published_date')[0:6]).replace(tzinfo=UTC)
                     module.published_by = raw_metadata.get('published_by')
                 # otherwise restore the stored editing information
                 else:
@@ -250,7 +250,7 @@ class CachingDescriptorSystem(MakoDescriptorSystem):
                     module.edited_on = edit_info.get('edited_on')
                     module.subtree_edited_on = edit_info.get('subtree_edited_on')
                     module.subtree_edited_by = edit_info.get('subtree_edited_by')
-                    module.published_date = edit_info.get('published_date')
+                    module.published_on = edit_info.get('published_date')
                     module.published_by = edit_info.get('published_by')
 
                 # decache any computed pending field settings
@@ -1185,12 +1185,12 @@ class MongoModuleStore(ModuleStoreDraftAndPublished, ModuleStoreWriteBase):
             xblock.edited_by = user_id
             xblock.subtree_edited_on = now
             xblock.subtree_edited_by = user_id
-            if not hasattr(xblock, 'published_date'):
-                xblock.published_date = None
+            if not hasattr(xblock, 'published_on'):
+                xblock.published_on = None
             if not hasattr(xblock, 'published_by'):
                 xblock.published_by = None
             if isPublish:
-                xblock.published_date = now
+                xblock.published_on = now
                 xblock.published_by = user_id
 
             # recompute (and update) the metadata inheritance tree which is cached

common/lib/xmodule/xmodule/modulestore/mongo/draft.py

@@ -12,10 +12,11 @@ import logging
 from opaque_keys.edx.locations import Location
 from xmodule.exceptions import InvalidVersionError
 from xmodule.modulestore import ModuleStoreEnum
-from xmodule.modulestore.exceptions import ItemNotFoundError, DuplicateItemError, DuplicateCourseError
+from xmodule.modulestore.exceptions import (
+    ItemNotFoundError, DuplicateItemError, DuplicateCourseError, InvalidBranchSetting
+)
 from xmodule.modulestore.mongo.base import (
-    MongoModuleStore, MongoRevisionKey, as_draft, as_published,
-    SORT_REVISION_FAVOR_DRAFT
+    MongoModuleStore, MongoRevisionKey, as_draft, as_published, SORT_REVISION_FAVOR_DRAFT
 )
 from xmodule.modulestore.store_utilities import rewrite_nonportable_content_links
 from xmodule.modulestore.draft_and_published import UnsupportedRevisionError, DIRECT_ONLY_CATEGORIES

common/lib/xmodule/xmodule/modulestore/tests/test_mongo.py

@@ -783,7 +783,7 @@ class TestMongoModuleStore(unittest.TestCase):
 
     def test_update_published_info(self):
         """
-        Tests that published_date and published_by are set correctly
+        Tests that published_on and published_by are set correctly
         """
         location = Location('edX', 'toy', '2012_Fall', 'html', 'test_html')
         create_user = 123
@@ -803,7 +803,7 @@ class TestMongoModuleStore(unittest.TestCase):
         updated_component = self.draft_store.get_item(location)
 
         # Verify the time order and that publish_user caused publication
-        self.assertLessEqual(old_time, updated_component.published_date)
+        self.assertLessEqual(old_time, updated_component.published_on)
         self.assertEqual(updated_component.published_by, publish_user)
 
     def test_migrate_published_info(self):
@@ -829,7 +829,7 @@ class TestMongoModuleStore(unittest.TestCase):
 
         # Retrieve the block and verify its fields
         component = self.draft_store.get_item(location)
-        self.assertEqual(component.published_date, published_date)
+        self.assertEqual(component.published_on, published_date)
         self.assertEqual(component.published_by, published_by)
 
     def test_export_course_with_peer_component(self):

common/lib/xmodule/xmodule/xml_module.py

@@ -124,7 +124,7 @@ class XmlDescriptor(XModuleDescriptor):
     # import and export.
 
     metadata_to_strip = ('data_dir',
-                         'tabs', 'grading_policy', 'published_by', 'published_date',
+                         'tabs', 'grading_policy',
                          'discussion_blackouts',
                          # VS[compat] -- remove the below attrs once everything is in the CMS
                          'course', 'org', 'url_name', 'filename',