Rename catalogue to documents.

[redakcja.git] / src / documents / management / commands / __init__.py

diff --git a/src/documents/management/commands/__init__.py b/src/documents/management/commands/__init__.py
new file mode 100644 (file)
index 0000000..22469b9
--- /dev/null
+++ b/src/documents/management/commands/__init__.py
@@ -0,0 +1,43 @@
+# This file is part of FNP-Redakcja, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+#
+import sys
+from django.contrib.auth.models import User
+from django.core.management.base import BaseCommand
+from documents.models import Book
+
+
+class XmlUpdaterCommand(BaseCommand):
+    """Base class for creating massive XML-updating commands.
+
+    In a subclass, provide an XmlUpdater class in the `updater' attribute.
+    """
+    args = "[slug]..."
+
+    def add_arguments(self, parser):
+        parser.add_argument(
+            '-q', '--quiet', action='store_false', dest='verbose',
+            default=True, help='Less output')
+        parser.add_argument(
+            '-d', '--dry-run', action='store_true', dest='dry_run',
+            default=False, help="Don't actually touch anything")
+        parser.add_argument(
+            '-u', '--username', dest='username', metavar='USER',
+            help='Assign commits to this user (required, preferably yourself).')
+
+    def handle(self, *args, **options):
+        verbose = options.get('verbose')
+        dry_run = options.get('dry_run')
+        username = options.get('username')
+
+        if username:
+            user = User.objects.get(username=username)
+        else:
+            print('Please provide a username.')
+            sys.exit(1)
+
+        books = Book.objects.filter(slug__in=args) if args else None
+
+        updater = self.updater()
+        updater.run(user, verbose=verbose, dry_run=dry_run, books=books)
+        updater.print_results()