Add savesettings command

Signed-off-by: Roberto Rosario <roberto.rosario@mayan-edms.com>

HISTORY.rst

@@ -35,6 +35,7 @@
   organize cache invalidation of both apps for tests.
 - Add a version attribute to setting namespace. These are dumped 
   as SMART_SETTINGS_NAMESPACES.
+- Add savesettings command.
 
 3.2.8 (2019-10-01)
 ==================

mayan/apps/smart_settings/management/commands/savesettings.py

@@ -0,0 +1,18 @@
+from __future__ import unicode_literals
+
+from django.core import management
+
+from ...classes import Setting
+
+
+class Command(management.BaseCommand):
+    help = 'Save the current settings into the configuration file.'
+
+    def add_arguments(self, parser):
+        parser.add_argument(
+            '--filepath', action='store', dest='filepath',
+            help='Filename and path where to save the configuration file.'
+        )
+
+    def handle(self, *args, **options):
+        Setting.save_configuration(path=options.get('filepath'))