mirror of https://github.com/JohnHammond/CTFd.git
60 lines
1.7 KiB
Python
60 lines
1.7 KiB
Python
"""Add captain column to Teams
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Revision ID: b5551cd26764
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Revises: 4e4d5a9ea000
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Create Date: 2019-04-12 00:29:08.021141
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"""
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from CTFd.models import db
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from alembic import op
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import sqlalchemy as sa
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from sqlalchemy.sql import text, table, column, and_
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# revision identifiers, used by Alembic.
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revision = 'b5551cd26764'
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down_revision = '4e4d5a9ea000'
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branch_labels = None
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depends_on = None
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teams_table = table('teams',
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column('id', db.Integer),
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column('captain_id', db.Integer),
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)
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users_table = table('users',
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column('id', db.Integer),
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column('team_id', db.Integer),
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)
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def upgrade():
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# ### commands auto generated by Alembic - please adjust! ###
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op.add_column('teams', sa.Column('captain_id', sa.Integer(), nullable=True))
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bind = op.get_bind()
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url = str(bind.engine.url)
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if url.startswith('sqlite') is False:
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op.create_foreign_key('team_captain_id', 'teams', 'users', ['captain_id'], ['id'])
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connection = op.get_bind()
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for team in connection.execute(teams_table.select()):
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users = connection.execute(
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users_table.select().where(users_table.c.team_id == team.id).order_by(users_table.c.id).limit(1)
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)
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for user in users:
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connection.execute(
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teams_table.update().where(
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teams_table.c.id == team.id
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).values(
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captain_id=user.id
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)
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)
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# ### end Alembic commands ###
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def downgrade():
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# ### commands auto generated by Alembic - please adjust! ###
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op.drop_constraint('team_captain_id', 'teams', type_='foreignkey')
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op.drop_column('teams', 'captain_id')
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# ### end Alembic commands ###
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