96 lines
3.8 KiB
Ruby
96 lines
3.8 KiB
Ruby
# frozen_string_literal: true
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class FollowService < BaseService
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include Redisable
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include Payloadable
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include DomainControlHelper
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# Follow a remote user, notify remote user about the follow
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# @param [Account] source_account From which to follow
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# @param [Account] target_account Account to follow
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# @param [Hash] options
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# @option [Boolean] :reblogs Whether or not to show reblogs, defaults to true
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# @option [Boolean] :notify Whether to create notifications about new posts, defaults to false
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# @option [Array<String>] :languages Which languages to allow on the home feed from this account, defaults to all
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# @option [Boolean] :bypass_locked
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# @option [Boolean] :bypass_limit Allow following past the total follow number
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# @option [Boolean] :with_rate_limit
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def call(source_account, target_account, options = {})
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@source_account = source_account
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@target_account = target_account
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@options = { bypass_locked: false, bypass_limit: false, with_rate_limit: false }.merge(options)
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raise ActiveRecord::RecordNotFound if following_not_possible?
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raise Mastodon::NotPermittedError if following_not_allowed?
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if @source_account.following?(@target_account)
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return change_follow_options!
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elsif @source_account.requested?(@target_account)
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return change_follow_request_options!
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end
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ActivityTracker.increment('activity:interactions')
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# When an account follows someone for the first time, avoid showing
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# an empty home feed while the follow request is being processed
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# and the feeds are being merged
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mark_home_feed_as_partial! if @source_account.not_following_anyone?
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if (@target_account.locked? && !@options[:bypass_locked]) || @source_account.silenced? || @target_account.activitypub?
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request_follow!
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elsif @target_account.local?
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direct_follow!
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end
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end
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private
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def mark_home_feed_as_partial!
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redis.set("account:#{@source_account.id}:regeneration", true, nx: true, ex: 1.day.seconds)
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end
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def following_not_possible?
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@target_account.nil? || @target_account.id == @source_account.id || @target_account.suspended?
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end
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def following_not_allowed?
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domain_not_allowed?(@target_account.domain) || @target_account.blocking?(@source_account) || @source_account.blocking?(@target_account) || @target_account.moved? || (!@target_account.local? && @target_account.ostatus?) || @source_account.domain_blocking?(@target_account.domain)
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end
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def change_follow_options!
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@source_account.follow!(@target_account, **follow_options)
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end
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def change_follow_request_options!
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@source_account.request_follow!(@target_account, **follow_options)
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end
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def request_follow!
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follow_request = @source_account.request_follow!(@target_account, **follow_options.merge(rate_limit: @options[:with_rate_limit], bypass_limit: @options[:bypass_limit]))
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if @target_account.local?
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LocalNotificationWorker.perform_async(@target_account.id, follow_request.id, follow_request.class.name, 'follow_request')
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elsif @target_account.activitypub?
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ActivityPub::DeliveryWorker.perform_async(build_json(follow_request), @source_account.id, @target_account.inbox_url, { 'bypass_availability' => true })
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end
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follow_request
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end
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def direct_follow!
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follow = @source_account.follow!(@target_account, **follow_options.merge(rate_limit: @options[:with_rate_limit], bypass_limit: @options[:bypass_limit]))
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LocalNotificationWorker.perform_async(@target_account.id, follow.id, follow.class.name, 'follow')
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MergeWorker.perform_async(@target_account.id, @source_account.id)
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follow
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end
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def build_json(follow_request)
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Oj.dump(serialize_payload(follow_request, ActivityPub::FollowSerializer))
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end
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def follow_options
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@options.slice(:reblogs, :notify, :languages)
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end
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end
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