81 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			81 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
# frozen_string_literal: true
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class ActivityPub::Activity::Undo < ActivityPub::Activity
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  def perform
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    case @object['type']
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    when 'Announce'
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      undo_announce
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    when 'Accept'
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      undo_accept
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    when 'Follow'
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      undo_follow
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    when 'Like'
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      undo_like
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    when 'Block'
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      undo_block
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    end
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  end
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  private
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  def undo_announce
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    return if object_uri.nil?
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    status   = Status.find_by(uri: object_uri, account: @account)
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    status ||= Status.find_by(uri: @object['atomUri'], account: @account) if @object.is_a?(Hash) && @object['atomUri'].present?
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    if status.nil?
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      delete_later!(object_uri)
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    else
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      RemoveStatusService.new.call(status)
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    end
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  end
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  def undo_accept
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    ::Follow.find_by(target_account: @account, uri: target_uri)&.revoke_request!
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  end
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  def undo_follow
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    target_account = account_from_uri(target_uri)
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    return if target_account.nil? || !target_account.local?
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    if @account.following?(target_account)
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      @account.unfollow!(target_account)
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    elsif @account.requested?(target_account)
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      FollowRequest.find_by(account: @account, target_account: target_account)&.destroy
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    else
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      delete_later!(object_uri)
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    end
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  end
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  def undo_like
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    status = status_from_uri(target_uri)
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    return if status.nil? || !status.account.local?
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    if @account.favourited?(status)
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      favourite = status.favourites.where(account: @account).first
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      favourite&.destroy
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    else
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      delete_later!(object_uri)
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    end
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  end
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  def undo_block
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    target_account = account_from_uri(target_uri)
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    return if target_account.nil? || !target_account.local?
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    if @account.blocking?(target_account)
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      UnblockService.new.call(@account, target_account)
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    else
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      delete_later!(object_uri)
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    end
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  end
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  def target_uri
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    @target_uri ||= value_or_id(@object['object'])
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  end
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end
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