SettingsService for accessing server-wide settings from XBlock

(cherry picked from commit aa3b9dc)

cms/envs/aws.py

@@ -326,3 +326,5 @@ NOTIFICATION_MAX_LIST_SIZE = ENV_TOKENS.get('NOTIFICATION_MAX_LIST_SIZE', NOTIFI
 #date format the api will be formatting the datetime values
 API_DATE_FORMAT = '%Y-%m-%d'
 API_DATE_FORMAT = ENV_TOKENS.get('API_DATE_FORMAT', API_DATE_FORMAT)
+
+XBLOCK_SETTINGS = ENV_TOKENS.get('XBLOCK_SETTINGS', {})

common/lib/xmodule/xmodule/settings_service.py

-"""
-XBlock service to allow to access the server settings
-"""
-
-from django.conf import settings
-
-class SettingsService(object):
-    def get(self, setting_name):
-        return getattr(settings, setting_name)

lms/djangoapps/lms_xblock/runtime.py

@@ -5,16 +5,15 @@ Module implementing `xblock.runtime.Runtime` functionality for the LMS
 import re
 import xblock.reference.plugins
 
-from django.conf import settings
 from django.core.urlresolvers import reverse
 from django.conf import settings
 from lms.djangoapps.lms_xblock.models import XBlockAsidesConfig
 from openedx.core.djangoapps.user_api.api import course_tag as user_course_tag_api
 from xmodule.modulestore.django import modulestore
+from xmodule.services import SettingsService
 from xmodule.library_tools import LibraryToolsService
 from xmodule.x_module import ModuleSystem
 from xmodule.partitions.partitions_service import PartitionService
-from xmodule.settings_service import SettingsService
 
 
 def _quote_slashes(match):
@@ -259,7 +258,6 @@ class LmsModuleSystem(LmsHandlerUrls, LmsCourse, LmsUser, ModuleSystem):  # pyli
     """
     def __init__(self, **kwargs):
         services = kwargs.setdefault('services', {})
-        services['settings'] = SettingsService()
         services['user_tags'] = UserTagsService(self)
         services['partitions'] = LmsPartitionService(
             user=kwargs.get('user'),
@@ -268,6 +266,7 @@ class LmsModuleSystem(LmsHandlerUrls, LmsCourse, LmsUser, ModuleSystem):  # pyli
         )
         services['library_tools'] = LibraryToolsService(modulestore())
         services['fs'] = xblock.reference.plugins.FSService()
+        services['settings'] = SettingsService()
         self.request_token = kwargs.pop('request_token', None)
         super(LmsModuleSystem, self).__init__(**kwargs)
 

lms/envs/aws.py

@@ -573,3 +573,5 @@ NOTIFICATION_CHANNEL_PROVIDER_TYPE_MAPS = ENV_TOKENS.get(
     NOTIFICATION_CHANNEL_PROVIDER_TYPE_MAPS
 )
 NOTIFICATION_MAX_LIST_SIZE = ENV_TOKENS.get('NOTIFICATION_MAX_LIST_SIZE', NOTIFICATION_MAX_LIST_SIZE)
+
+XBLOCK_SETTINGS = ENV_TOKENS.get('XBLOCK_SETTINGS', {})