mirror of
https://codeberg.org/rimu/pyfedi
synced 2025-01-23 19:36:56 -08:00
73 lines
2.6 KiB
Python
73 lines
2.6 KiB
Python
"""unique post_reply ap id
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Revision ID: c3cc707ab5e9
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Revises: 299e0384c8f3
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Create Date: 2024-11-24 15:47:03.293286
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"""
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from alembic import op
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import sqlalchemy as sa
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from sqlalchemy import text
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# revision identifiers, used by Alembic.
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revision = 'c3cc707ab5e9'
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down_revision = '299e0384c8f3'
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branch_labels = None
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depends_on = None
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def upgrade():
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# Find duplicate communities by ap_profile_id
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dupes_query = text('''
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SELECT ap_id FROM "post_reply"
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GROUP BY ap_id
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HAVING COUNT(*) > 1
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''')
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conn = op.get_bind()
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duplicate_comments = conn.execute(dupes_query).scalars()
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print('Cleaning up duplicate comments, this may take a while...')
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for ap_id in duplicate_comments:
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if ap_id is None:
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continue
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# Get all communities with the same ap_profile_id, ordered by ID
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comments_query = text('''
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SELECT id FROM "post_reply"
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WHERE ap_id = :ap_id
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ORDER BY id
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''')
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comments = conn.execute(comments_query, {"ap_id": ap_id}).fetchall()
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# Set the lowest ID as the new_id, and collect other IDs to update/delete
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new_id = comments[0].id
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old_ids = [comment.id for comment in comments[1:]]
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print(ap_id)
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if old_ids:
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# Update tables with batch IN clause
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conn.execute(text('DELETE FROM "post_reply_vote" WHERE post_reply_id IN :old_ids'),
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{"old_ids": tuple(old_ids)})
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conn.execute(text('DELETE FROM "report" WHERE suspect_post_reply_id IN :old_ids'),
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{"old_ids": tuple(old_ids)})
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conn.execute(text('DELETE FROM "post_reply_bookmark" WHERE post_reply_id IN :old_ids'),
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{"old_ids": tuple(old_ids)})
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# Delete the duplicate comments
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conn.execute(text('DELETE FROM "post_reply" WHERE id IN :old_ids'), {"old_ids": tuple(old_ids)})
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# ### commands auto generated by Alembic - please adjust! ###
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with op.batch_alter_table('post_reply', schema=None) as batch_op:
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batch_op.drop_index('ix_post_reply_ap_id')
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batch_op.create_index(batch_op.f('ix_post_reply_ap_id'), ['ap_id'], unique=True)
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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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with op.batch_alter_table('post_reply', schema=None) as batch_op:
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batch_op.drop_index(batch_op.f('ix_post_reply_ap_id'))
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batch_op.create_index('ix_post_reply_ap_id', ['ap_id'], unique=False)
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# ### end Alembic commands ###
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