PonyConf/mailing/migrations/0003_auto_20171129_2155.py

98 lines
3.6 KiB
Python

# -*- coding: utf-8 -*-
# Generated by Django 1.11.7 on 2017-11-29 21:55
from __future__ import unicode_literals
from django.db import migrations, models
import django.db.models.deletion
import mailing.models
def forward(apps, schema_editor):
db_alias = schema_editor.connection.alias
Message = apps.get_model("mailing", "Message")
MessageAuthor = apps.get_model("mailing", "MessageAuthor")
for message in Message.objects.using(db_alias).all():
message.new_author, _ = MessageAuthor.objects.using(db_alias).get_or_create(author_type=message.author_type, author_id=message.author_id)
message.save()
def backward(apps, schema_editor):
db_alias = schema_editor.connection.alias
Message = apps.get_model("mailing", "Message")
ContentType = apps.get_model("contenttypes", "ContentType")
for message in Message.objects.using(db_alias).all():
author_type = message.new_author.author_type
message.author_type = message.new_author.author_type
message.author_id = message.new_author.author_id
AuthorType = apps.get_model(author_type.app_label, author_type.model)
author = AuthorType.objects.get(pk=message.author_id)
if author_type.model == 'conference':
message.from_email = author.contact_email
else:
message.from_email = author.email
message.save()
class Migration(migrations.Migration):
dependencies = [
('contenttypes', '0002_remove_content_type_name'),
('mailing', '0002_message_author'),
]
operations = [
migrations.CreateModel(
name='MessageAuthor',
fields=[
('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('author_id', models.PositiveIntegerField(blank=True, null=True)),
('token', models.CharField(default=mailing.models.generate_message_token, max_length=64, unique=True)),
('author_type', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='contenttypes.ContentType')),
],
),
migrations.AddField(
model_name='message',
name='new_author',
field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='mailing.MessageAuthor'),
preserve_default=False,
),
migrations.AlterField(
model_name='message',
name='from_email',
field=models.EmailField(blank=True, null=True),
),
migrations.RunPython(forward, backward),
migrations.RemoveField(
model_name='message',
name='author_id',
),
migrations.RemoveField(
model_name='message',
name='author_type',
),
migrations.RemoveField(
model_name='message',
name='from_email',
),
migrations.RenameField(
model_name='message',
old_name='new_author',
new_name='author',
),
migrations.AlterField(
model_name='message',
name='author',
field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='mailing.MessageAuthor'),
),
migrations.AddField(
model_name='message',
name='in_reply_to',
field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='mailing.Message'),
),
migrations.AddField(
model_name='message',
name='subject',
field=models.CharField(blank=True, max_length=1000),
),
]