forked from treehouse/mastodon
57 lines
1.7 KiB
Ruby
57 lines
1.7 KiB
Ruby
# frozen_string_literal: true
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class UnfollowService < BaseService
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# Unfollow and notify the remote user
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# @param [Account] source_account Where to unfollow from
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# @param [Account] target_account Which to unfollow
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def call(source_account, target_account)
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@source_account = source_account
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@target_account = target_account
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unfollow! || undo_follow_request!
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end
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private
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def unfollow!
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follow = Follow.find_by(account: @source_account, target_account: @target_account)
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return unless follow
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follow.destroy!
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create_notification(follow) unless @target_account.local?
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UnmergeWorker.perform_async(@target_account.id, @source_account.id)
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follow
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end
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def undo_follow_request!
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follow_request = FollowRequest.find_by(account: @source_account, target_account: @target_account)
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return unless follow_request
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follow_request.destroy!
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create_notification(follow_request) unless @target_account.local?
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follow_request
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end
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def create_notification(follow)
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if follow.target_account.ostatus?
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NotificationWorker.perform_async(build_xml(follow), follow.account_id, follow.target_account_id)
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elsif follow.target_account.activitypub?
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ActivityPub::DeliveryWorker.perform_async(build_json(follow), follow.account_id, follow.target_account.inbox_url)
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end
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end
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def build_json(follow)
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Oj.dump(ActivityPub::LinkedDataSignature.new(ActiveModelSerializers::SerializableResource.new(
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follow,
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serializer: ActivityPub::UndoFollowSerializer,
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adapter: ActivityPub::Adapter
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).as_json).sign!(follow.account))
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end
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def build_xml(follow)
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OStatus::AtomSerializer.render(OStatus::AtomSerializer.new.unfollow_salmon(follow))
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end
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end
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