mirror of https://github.com/JohnHammond/CTFd.git
58 lines
1.7 KiB
Python
58 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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import sqlalchemy as sa
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from alembic import op
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from sqlalchemy.sql import column, table
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from CTFd.models import db
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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", column("id", db.Integer), column("captain_id", db.Integer))
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users_table = table("users", column("id", db.Integer), column("team_id", db.Integer))
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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(
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"team_captain_id", "teams", "users", ["captain_id"], ["id"]
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)
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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()
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.where(users_table.c.team_id == team.id)
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.order_by(users_table.c.id)
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.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()
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.where(teams_table.c.id == team.id)
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.values(captain_id=user.id)
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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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