From 6ae24493ebf3281ee9469874d4d145410c132b52 Mon Sep 17 00:00:00 2001
From: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>
Date: Fri, 19 Oct 2018 02:49:25 -0400
Subject: [PATCH] Add new showsettings management command

This command displays the current configuration settings.
Default the YAML flow format to False which never uses inline.

Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>
---
 HISTORY.rst                                   |  3 ++
 mayan/apps/smart_settings/classes.py          | 14 +++++----
 .../management/commands/showsettings.py       | 31 +++++++++++++++++++
 3 files changed, 42 insertions(+), 6 deletions(-)
 create mode 100644 mayan/apps/smart_settings/management/commands/showsettings.py

diff --git a/HISTORY.rst b/HISTORY.rst
index bbb1c4f358..69938654a2 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -15,6 +15,9 @@
 * Add configuration option to change the project/installation URL.
   This is used in the password reset emails and in the default
   document mailing templates.
+* Add new management command to display the current configuration
+  settings.
+* Default the YAML flow format to False which never uses inline.
 
 3.1.7 (2018-10-14)
 ==================
diff --git a/mayan/apps/smart_settings/classes.py b/mayan/apps/smart_settings/classes.py
index a18445211e..32d1973b4c 100644
--- a/mayan/apps/smart_settings/classes.py
+++ b/mayan/apps/smart_settings/classes.py
@@ -92,16 +92,18 @@ class Setting(object):
         return result
 
     @classmethod
-    def dump_data(cls):
+    def dump_data(cls, filter_term=None, namespace=None):
         dictionary = {}
 
         for setting in cls.get_all():
-            if isinstance(setting.value, Promise):
-                dictionary[setting.global_name] = force_text(setting.value)
-            else:
-                dictionary[setting.global_name] = setting.value
+            if (namespace and setting.namespace.name == namespace) or not namespace:
+                if (filter_term and filter_term.lower() in setting.global_name.lower()) or not filter_term:
+                    if isinstance(setting.value, Promise):
+                        dictionary[setting.global_name] = force_text(setting.value)
+                    else:
+                        dictionary[setting.global_name] = setting.value
 
-        return yaml.safe_dump(dictionary)
+        return yaml.safe_dump(dictionary, default_flow_style=False)
 
     @classmethod
     def get(cls, global_name):
diff --git a/mayan/apps/smart_settings/management/commands/showsettings.py b/mayan/apps/smart_settings/management/commands/showsettings.py
new file mode 100644
index 0000000000..c26825ff68
--- /dev/null
+++ b/mayan/apps/smart_settings/management/commands/showsettings.py
@@ -0,0 +1,31 @@
+from __future__ import unicode_literals
+
+from django.core import management
+
+from ...classes import Setting
+
+
+class Command(management.BaseCommand):
+    help = 'Display the current settings.'
+
+    def add_arguments(self, parser):
+
+        parser.add_argument(
+            dest='filter_term', nargs='?', help='Use this term to filter the '
+            'list of settings.'
+        )
+
+        parser.add_argument(
+            '--namespace', action='store', dest='namespace',
+            help='Name (not label) of the namespace for which to filter the '
+            'list of settings. Names are lowercase with words separated by '
+            'underscore.'
+        )
+
+    def handle(self, *args, **options):
+        self.stdout.write(
+            Setting.dump_data(
+                namespace=options.get('namespace'),
+                filter_term=options.get('filter_term')
+            )
+        )