mediagoblin/mediagoblin/db/migrations.py

70 lines
2.7 KiB
Python

# GNU MediaGoblin -- federated, autonomous media hosting
# Copyright (C) 2011 Free Software Foundation, Inc
#
# 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/>.
from mediagoblin.util import cleaned_markdown_conversion
from mongokit import DocumentMigration
class MediaEntryMigration(DocumentMigration):
def allmigration01_uploader_to_reference(self):
"""
Old MediaEntry['uploader'] accidentally embedded the User instead
of referencing it. Fix that!
"""
# uploader is an associative array
self.target = {'uploader': {'$type': 3}}
if not self.status:
for doc in self.collection.find(self.target):
self.update = {
'$set': {
'uploader': doc['uploader']['_id']}}
self.collection.update(
self.target, self.update, multi=True, safe=True)
def allmigration02_add_description_html(self):
"""
Now that we can have rich descriptions via Markdown, we should
update all existing entries to record the rich description versions.
"""
self.target = {'description_html': {'$exists': False}}
if not self.status:
for doc in self.collection.find(self.target):
self.update = {
'$set': {
'description_html': cleaned_markdown_conversion(
doc['description'])}}
class UserMigration(DocumentMigration):
def allmigration01_add_bio_and_url_profile(self):
"""
User can elaborate profile with home page and biography
"""
self.target = {'username': {'$exists': True}, 'url': {'$exists': False},
'bio': {'$exists': False}}
if not self.status:
for doc in self.collection.find(self.target):
self.update = {
'$set': {
'url': '',
'bio': ''}}
self.collection.update(
self.target, self.update, multi=True, safe=True)
MIGRATE_CLASSES = ['MediaEntry','User']