94 lines
3.0 KiB
Ruby
94 lines
3.0 KiB
Ruby
require_dependency 'ip_addr'
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# Responsible for destroying a User record
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class UserDestroyer
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class PostsExistError < RuntimeError; end
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def initialize(actor)
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@actor = actor
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raise Discourse::InvalidParameters.new('acting user is nil') unless @actor && @actor.is_a?(User)
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@guardian = Guardian.new(actor)
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end
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# Returns false if the user failed to be deleted.
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# Returns a frozen instance of the User if the delete succeeded.
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def destroy(user, opts = {})
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raise Discourse::InvalidParameters.new('user is nil') unless user && user.is_a?(User)
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raise PostsExistError if !opts[:delete_posts] && user.posts.count != 0
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@guardian.ensure_can_delete_user!(user)
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User.transaction do
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Draft.where(user_id: user.id).delete_all
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QueuedPost.where(user_id: user.id).delete_all
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if opts[:delete_posts]
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user.posts.each do |post|
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# agree with flags
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PostAction.agree_flags!(post, @actor) if opts[:delete_as_spammer]
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# block all external urls
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if opts[:block_urls]
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post.topic_links.each do |link|
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next if link.internal
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next if Oneboxer.engine(link.url) != Onebox::Engine::WhitelistedGenericOnebox
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ScreenedUrl.watch(link.url, link.domain, ip_address: user.ip_address)&.record_match!
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end
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end
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PostDestroyer.new(@actor.staff? ? @actor : Discourse.system_user, post).destroy
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if post.topic && post.is_first_post?
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Topic.unscoped.where(id: post.topic_id).update_all(user_id: nil)
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end
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end
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end
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user.post_actions.each do |post_action|
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post_action.remove_act!(Discourse.system_user)
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end
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# keep track of emails used
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user_emails = user.user_emails.pluck(:email)
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user.destroy.tap do |u|
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if u
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if opts[:block_email]
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user_emails.each do |email|
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ScreenedEmail.block(email, ip_address: u.ip_address)&.record_match!
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end
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end
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if opts[:block_ip] && u.ip_address
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ScreenedIpAddress.watch(u.ip_address)&.record_match!
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if u.registration_ip_address && u.ip_address != u.registration_ip_address
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ScreenedIpAddress.watch(u.registration_ip_address)&.record_match!
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end
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end
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Post.unscoped.where(user_id: u.id).update_all(user_id: nil)
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# If this user created categories, fix those up:
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Category.where(user_id: u.id).each do |c|
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c.user_id = Discourse::SYSTEM_USER_ID
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c.save!
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if topic = Topic.unscoped.find_by(id: c.topic_id)
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topic.recover!
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topic.user_id = Discourse::SYSTEM_USER_ID
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topic.save!
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end
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end
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unless opts[:quiet]
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StaffActionLogger.new(@actor == user ? Discourse.system_user : @actor).log_user_deletion(user, opts.slice(:context))
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end
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MessageBus.publish "/file-change", ["refresh"], user_ids: [u.id]
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end
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end
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end
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end
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end
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