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68 lines
1.8 KiB
68 lines
1.8 KiB
# frozen_string_literal: true
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class ActivityPub::Activity::Announce < ActivityPub::Activity
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def perform
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return reject_payload! if delete_arrived_first?(@json['id']) || !related_to_local_activity?
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RedisLock.acquire(lock_options) do |lock|
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if lock.acquired?
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original_status = status_from_object
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return reject_payload! if original_status.nil? || !announceable?(original_status)
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@status = Status.find_by(account: @account, reblog: original_status)
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return @status unless @status.nil?
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@status = Status.create!(
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account: @account,
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reblog: original_status,
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uri: @json['id'],
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created_at: @json['published'],
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override_timestamps: @options[:override_timestamps],
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visibility: visibility_from_audience
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)
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distribute(@status)
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else
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raise Mastodon::RaceConditionError
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end
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end
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@status
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end
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private
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def visibility_from_audience
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if equals_or_includes?(@json['to'], ActivityPub::TagManager::COLLECTIONS[:public])
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:public
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elsif equals_or_includes?(@json['cc'], ActivityPub::TagManager::COLLECTIONS[:public])
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:unlisted
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elsif equals_or_includes?(@json['to'], @account.followers_url)
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:private
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else
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:direct
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end
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end
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def announceable?(status)
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status.account_id == @account.id || status.distributable?
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end
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def related_to_local_activity?
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followed_by_local_accounts? || requested_through_relay? || reblog_of_local_status?
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end
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def requested_through_relay?
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super || Relay.find_by(inbox_url: @account.inbox_url)&.enabled?
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end
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def reblog_of_local_status?
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status_from_uri(object_uri)&.account&.local?
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end
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def lock_options
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{ redis: Redis.current, key: "announce:#{@object['id']}" }
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end
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end
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