2711b9dc83
When we should have the signature but don't have it, the user data export fails. There are a few comments from back in 2011 where the signature is missing. Also some podmins maybe messed with signatures in their database, which would also break the exports now. closes #7637
81 lines
3.5 KiB
Ruby
81 lines
3.5 KiB
Ruby
# frozen_string_literal: true
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class CleanupRelayablesWithoutSignature < ActiveRecord::Migration[5.1]
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class Comment < ApplicationRecord
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belongs_to :commentable, polymorphic: true
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before_destroy do
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Like.where(target_type: "Comment", target_id: id).destroy_all
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ActsAsTaggableOn::Tagging.where(taggable_type: "Comment", taggable_id: id).destroy_all
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end
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after_destroy do
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commentable.update_comments_counter
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end
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end
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class Like < ApplicationRecord
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belongs_to :target, polymorphic: true
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has_one :signature, class_name: "LikeSignature", dependent: :delete
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after_destroy do
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target.update_likes_counter
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end
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end
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class PollParticipation < ApplicationRecord
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belongs_to :poll_answer, counter_cache: :vote_count
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end
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def up
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cleanup_comments
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cleanup_likes
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cleanup_poll_participations
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end
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def cleanup_comments
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Comment.joins("INNER JOIN posts as post ON post.id = comments.commentable_id AND " \
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"comments.commentable_type = 'Post'")
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.joins("INNER JOIN people as comment_author ON comment_author.id = comments.author_id")
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.joins("INNER JOIN people as post_author ON post_author.id = post.author_id")
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.where("comment_author.owner_id IS NULL AND post_author.owner_id IS NOT NULL " \
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"AND NOT EXISTS(" \
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"SELECT NULL FROM comment_signatures WHERE comment_signatures.comment_id = comments.id" \
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")")
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.destroy_all
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end
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def cleanup_likes
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Like.joins("INNER JOIN posts as post ON post.id = likes.target_id AND likes.target_type = 'Post'")
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.joins("INNER JOIN people as like_author ON like_author.id = likes.author_id")
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.joins("INNER JOIN people as post_author ON post_author.id = post.author_id")
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.where("like_author.owner_id IS NULL AND post_author.owner_id IS NOT NULL " \
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"AND NOT EXISTS(" \
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"SELECT NULL FROM like_signatures WHERE like_signatures.like_id = likes.id" \
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")")
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.destroy_all
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Like.joins("INNER JOIN comments as comment ON comment.id = likes.target_id AND likes.target_type = 'Comment'")
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.joins("INNER JOIN posts as post ON post.id = comment.commentable_id AND comment.commentable_type = 'Post'")
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.joins("INNER JOIN people as like_author ON like_author.id = likes.author_id")
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.joins("INNER JOIN people as post_author ON post_author.id = post.author_id")
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.where("like_author.owner_id IS NULL AND post_author.owner_id IS NOT NULL " \
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"AND NOT EXISTS(" \
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"SELECT NULL FROM like_signatures WHERE like_signatures.like_id = likes.id" \
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")")
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.destroy_all
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end
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def cleanup_poll_participations
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PollParticipation.joins("INNER JOIN polls as poll ON poll.id = poll_participations.poll_id")
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.joins("INNER JOIN posts as post ON post.id = poll.status_message_id")
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.joins("INNER JOIN people as pp_author ON pp_author.id = poll_participations.author_id")
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.joins("INNER JOIN people as post_author ON post_author.id = post.author_id")
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.where("pp_author.owner_id IS NULL AND post_author.owner_id IS NOT NULL " \
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"AND NOT EXISTS(" \
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"SELECT NULL FROM poll_participation_signatures " \
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"WHERE poll_participation_signatures.poll_participation_id = poll_participations.id" \
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")")
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.destroy_all
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end
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end
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