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mailu/admin/migrations/versions/27ae2f102682_.py

54 lines
1.5 KiB
Python

"""spam_threshold in percent
Revision ID: 27ae2f102682
Revises: dc8c25cf5b98
Create Date: 2016-09-30 08:06:15.025190
"""
# revision identifiers, used by Alembic.
revision = '27ae2f102682'
down_revision = 'dc8c25cf5b98'
from alembic import op
import sqlalchemy as sa
user_table = sa.Table(
'user',
sa.MetaData(),
sa.Column('email', sa.String(255), primary_key=True),
sa.Column('spam_threshold', sa.Numeric())
)
def upgrade():
connection = op.get_bind()
# spam_threshold is a X/15 based value, we're converting it to percent.
for user in connection.execute(user_table.select()):
connection.execute(
user_table.update().where(
user_table.c.email == user.email
).values(
spam_threshold=int(100. * float(user.spam_threshold or 0.) / 15.)
)
)
# set default to 80%
with op.batch_alter_table('user') as batch:
batch.alter_column('spam_threshold', default=80.)
def downgrade():
connection = op.get_bind()
# spam_threshold is a X/15 based value, we're converting it from percent.
for user in connection.execute(user_table.select()):
connection.execute(
user_table.update().where(
user_table.c.email == user.email
).values(
spam_threshold=int(15. * float(user.spam_threshold or 0.) / 100.)
)
)
# set default to 10/15
with op.batch_alter_table('user') as batch:
batch.alter_column('spam_threshold', default=10.)