Merge branch 'command_to_print_db_object_information' into 'master'

Implement database access information print command

See merge request !298

beat/web/databases/management/commands/print_db_access_map.py

+#!/usr/bin/env python
+# vim: set fileencoding=utf-8 :
+
+###############################################################################
+#                                                                             #
+# Copyright (c) 2019 Idiap Research Institute, http://www.idiap.ch/           #
+# Contact: beat.support@idiap.ch                                              #
+#                                                                             #
+# This file is part of the beat.web module of the BEAT platform.              #
+#                                                                             #
+# Commercial License Usage                                                    #
+# Licensees holding valid commercial BEAT licenses may use this file in       #
+# accordance with the terms contained in a written agreement between you      #
+# and Idiap. For further information contact tto@idiap.ch                     #
+#                                                                             #
+# Alternatively, this file may be used under the terms of the GNU Affero      #
+# Public License version 3 as published by the Free Software and appearing    #
+# in the file LICENSE.AGPL included in the packaging of this file.            #
+# The BEAT platform is distributed in the hope that it will be useful, but    #
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY  #
+# or FITNESS FOR A PARTICULAR PURPOSE.                                        #
+#                                                                             #
+# You should have received a copy of the GNU Affero Public License along      #
+# with the BEAT platform. If not, see http://www.gnu.org/licenses/.           #
+#                                                                             #
+###############################################################################
+
+import logging
+
+from django.core.management.base import BaseCommand
+
+from ...models import Database
+
+logger = logging.getLogger("beat.web")
+
+
+class Command(BaseCommand):
+
+    help = "Prints the list of databases with access level and user information"
+
+    def handle(self, *ignored, **options):
+
+        # Setup this command's logging level
+        global logger
+        verbosity = int(options["verbosity"])
+        if verbosity >= 1:
+            if verbosity == 1:
+                logger.setLevel(logging.INFO)
+            elif verbosity >= 2:
+                logger.setLevel(logging.DEBUG)
+
+        self.stdout.write("name, access, user")
+
+        for database in Database.objects.all():
+            db_info = "{}, {}".format(
+                database.fullname(), database.get_sharing_display()
+            )
+
+            for user in [
+                "{}: {} {}".format(user.username, user.first_name, user.last_name)
+                for user in database.all_shared_with_users()
+            ]:
+                self.stdout.write("{}, {}".format(db_info, user))
+            else:
+                self.stdout.write(db_info)