command to remove empty tags + cleaning empty tags on save

[redakcja.git] / apps / catalogue / management / commands / remove_empty_tags.py

diff --git a/apps/catalogue/management/commands/remove_empty_tags.py b/apps/catalogue/management/commands/remove_empty_tags.py
new file mode 100644 (file)
index 0000000..9c2cc0f
--- /dev/null
+++ b/apps/catalogue/management/commands/remove_empty_tags.py
@@ -0,0 +1,56 @@
+# -*- coding: utf-8 -*-
+#
+# 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 optparse import make_option
+
+from django.core.management import BaseCommand
+
+from catalogue.models import Book
+from catalogue.xml_tools import remove_empty_elements
+
+EXCLUDED_SLUGS = [
+    'aktualizacja-szablonu-8kwie',
+]
+
+
+class Command(BaseCommand):
+    option_list = BaseCommand.option_list + (
+        # make_option('-q', '--quiet', action='store_false', dest='verbose',
+        #     default=True, help='Less output'),
+        # make_option('-d', '--dry-run', action='store_true', dest='dry_run',
+        #     default=False, help="Don't actually touch anything"),
+        make_option(
+            '-u', '--username', dest='username', metavar='USER',
+            help='Assign commits to this user (required, preferably yourself).'),
+    )
+
+    def handle(self, **options):
+        username = options.get('username')
+
+        if username:
+            user = User.objects.get(username=username)
+        else:
+            print 'Please provide a username.'
+            sys.exit(1)
+
+        for book in Book.objects.all():
+            if book.slug in EXCLUDED_SLUGS:
+                continue
+            print 'processing %s' % book.slug
+            for chunk in book.chunk_set.all():
+                old_head = chunk.head
+                src = old_head.materialize()
+                new_xml = remove_empty_elements(src)
+                if new_xml:
+                    new_head = chunk.commit(
+                        new_xml,
+                        author=user,
+                        description=u'automatyczne usunięcie pustych znaczników'
+                    )
+                    print 'committed %s (chunk %s)' % (book.slug, chunk.number)
+                    if old_head.publishable:
+                        new_head.set_publishable(True)