Simple migration script for old ODT templates (refs #3602)

1 files changed, 91 insertions, 0 deletions

diff --git a/ishtar_common/management/commands/ishtar_migrate_odts.py b/ishtar_common/management/commands/ishtar_migrate_odts.py
index e69de29bb..49ed9f2d8 100644
--- a/ishtar_common/management/commands/ishtar_migrate_odts.py
+++ b/ishtar_common/management/commands/ishtar_migrate_odts.py
@@ -0,0 +1,91 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# Copyright (C) 2017  Étienne Loks <etienne.loks_AT_peacefrogsDOTnet>
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+
+# This program 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.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# See the file COPYING for details.
+
+from django.core.management.base import BaseCommand
+from optparse import make_option
+import sys
+
+from ishtar_common.models import DocumentTemplate
+from ishtar_common.utils import BColors
+
+try:
+    input = raw_input
+except NameError:
+    pass
+
+
+class Command(BaseCommand):
+    help = "Update ODT templates from v1 to v2"
+    option_list = BaseCommand.option_list + (
+        make_option('--quiet',
+                    action='store_true',
+                    dest='quiet',
+                    default=False,
+                    help='Proceed silently with no interactive input.'),
+    )
+
+    def interactive_start(self):
+        sys.stdout.write(
+            BColors.HEADER + BColors.BOLD +
+            "Update ODT templates from v1 to v2\n")
+        sys.stdout.write(
+            BColors.ENDC + BColors.WARNING +
+            "This script need to be run only once. Running it on already "
+            "migrated ODT files may be a source of error.\n")
+        sys.stdout.write(BColors.ENDC)
+        yes = None
+        while yes != "yes":
+            sys.stdout.write(
+                "Are you sure you want to proceed? (yes/[n])\n")
+            yes = input()
+            if not yes or yes == "n":
+                sys.stdout.write(BColors.FAIL + "Aborting\n")
+                sys.stdout.write(BColors.ENDC)
+                sys.exit()
+
+    def handle(self, *args, **options):
+        quiet = options['quiet']
+        if not quiet:
+            self.interactive_start()
+        q = DocumentTemplate.objects
+        nb = q.count()
+        len_of_nb = str(len(str(nb)))
+        if not quiet:
+            sys.stdout.write(BColors.OKGREEN)
+
+        errors = []
+        for idx, document in enumerate(q.all()):
+            if not quiet:
+                sys.stdout.write(
+                    ("Processing {:" + len_of_nb + "d}/{}\r").format(
+                        idx + 1, nb))
+                sys.stdout.flush()
+                try:
+                    document.convert_from_v1()
+                except IOError as e:
+                    errors.append("Document ({}): ".format(document.pk) +
+                                  str(e))
+        if errors:
+            sys.stdout.write(BColors.FAIL + "Error while processing:\n")
+            for error in errors:
+                sys.stdout.write("* {}\n".format(error))
+
+        sys.stdout.write(BColors.ENDC)
+        print("\n\n")
+