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102 lines
3.0 KiB
102 lines
3.0 KiB
# frozen_string_literal: true
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class FollowService < BaseService
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include StreamEntryRenderer
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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 [String] uri User URI to follow in the form of username@domain
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def call(source_account, uri)
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target_account = FollowRemoteAccountService.new.call(uri)
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raise ActiveRecord::RecordNotFound if target_account.nil? || target_account.id == source_account.id || target_account.suspended?
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raise Mastodon::NotPermittedError if target_account.blocking?(source_account) || source_account.blocking?(target_account)
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if target_account.locked?
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request_follow(source_account, target_account)
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else
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direct_follow(source_account, target_account)
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end
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end
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private
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def request_follow(source_account, target_account)
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follow_request = FollowRequest.create!(account: source_account, target_account: target_account)
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if target_account.local?
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NotifyService.new.call(target_account, follow_request)
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else
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NotificationWorker.perform_async(build_follow_request_xml(follow_request), source_account.id, target_account.id)
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AfterRemoteFollowRequestWorker.perform_async(follow_request.id)
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end
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follow_request
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end
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def direct_follow(source_account, target_account)
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follow = source_account.follow!(target_account)
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if target_account.local?
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NotifyService.new.call(target_account, follow)
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else
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SubscribeService.new.call(target_account) unless target_account.subscribed?
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NotificationWorker.perform_async(build_follow_xml(follow), source_account.id, target_account.id)
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AfterRemoteFollowWorker.perform_async(follow.id)
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end
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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 redis
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Redis.current
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end
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def build_follow_request_xml(follow_request)
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description = "#{follow_request.account.acct} requested to follow #{follow_request.target_account.acct}"
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Nokogiri::XML::Builder.new do |xml|
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entry(xml, true) do
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unique_id xml, follow_request.created_at, follow_request.id, 'FollowRequest'
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title xml, description
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content xml, description
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author(xml) do
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include_author xml, follow_request.account
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end
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object_type xml, :activity
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verb xml, :request_friend
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target(xml) do
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include_author xml, follow_request.target_account
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end
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end
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end.to_xml
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end
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def build_follow_xml(follow)
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description = "#{follow.account.acct} started following #{follow.target_account.acct}"
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Nokogiri::XML::Builder.new do |xml|
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entry(xml, true) do
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unique_id xml, follow.created_at, follow.id, 'Follow'
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title xml, description
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content xml, description
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author(xml) do
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include_author xml, follow.account
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end
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object_type xml, :activity
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verb xml, :follow
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target(xml) do
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include_author xml, follow.target_account
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end
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end
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end.to_xml
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end
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end
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