Merge pull request #14233 from edx/clee/block_id

Added block_id to course blocks API response.

lms/djangoapps/course_api/blocks/serializers.py

@@ -37,6 +37,7 @@ class BlockSerializer(serializers.Serializer):  # pylint: disable=abstract-metho
         # create response data dict for basic fields
         data = {
             'id': unicode(block_key),
+            'block_id': unicode(block_key.block_id),
             'lms_web_url': reverse(
                 'jump_to',
                 kwargs={'course_id': unicode(block_key.course_key), 'location': unicode(block_key)},

lms/djangoapps/course_api/blocks/tests/test_serializers.py

@@ -64,7 +64,7 @@ class TestBlockSerializerBase(SharedModuleStoreTestCase):
         )
         self.assertEquals(
             set(serialized_block.iterkeys()),
-            {'id', 'type', 'lms_web_url', 'student_view_url'},
+            {'id', 'block_id', 'type', 'lms_web_url', 'student_view_url'},
         )
 
     def add_additional_requested_fields(self, context=None):