Add ability to exclude related frames from certain frame types

BPMs, for instance, have up to hundreds of thousands of related frames. BANZAI queries for these frequently and we don't need related frames in the response, so it's wasteful for us to include them.

archive/frames/models.py

@@ -5,6 +5,7 @@
 import json
 from django.contrib.gis.db import models
 from django.forms.models import model_to_dict
+from django.conf import settings
 
 from ocs_archive.storage.filestorefactory import FileStoreFactory
 from ocs_archive.settings import settings as archive_settings
@@ -158,7 +159,10 @@ def as_dict(self, include_thumbnails=False):
 
         if self.area:
             ret_dict['area'] = json.loads(self.area.geojson)
-        ret_dict['related_frames'] = list(self.related_frames.all().values_list('id', flat=True))
+        if self.configuration_type in settings.EXCLUDE_RELATED_FRAME_TYPES:
+            ret_dict['related_frames'] = []
+        else:
+            ret_dict['related_frames'] = list(self.related_frames.all().values_list('id', flat=True))
         return ret_dict
 
 

archive/settings.py

@@ -248,6 +248,7 @@
 CONFIGDB_URL = os.getenv('CONFIGDB_URL', '')
 CONFIGURATION_TYPES = get_tuple_from_environment('CONFIGURATION_TYPES', 'BIAS,DARK,EXPOSE,SPECTRUM,LAMPFLAT,SKYFLAT,STANDARD,TRAILED,GUIDE,EXPERIMENTAL,CATALOG')
 SCIENCE_CONFIGURATION_TYPES = get_tuple_from_environment('SCIENCE_CONFIGURATION_TYPES', 'EXPOSE,TARGET,SPECTRUM,CATALOG,OBJECT')
+EXCLUDE_RELATED_FRAME_TYPES = get_tuple_from_environment('EXCLUDE_RELATED_FRAME_TYPES', 'BPM,')
 
 # Additional Customization
 ZIP_DOWNLOAD_FILENAME_BASE = os.getenv('ZIP_DOWNLOAD_FILENAME_BASE', 'ocs_archive_data')