70 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Ruby
		
	
	
	
			
		
		
	
	
			70 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Ruby
		
	
	
	
# frozen_string_literal: true
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class ProcessMentionsService < BaseService
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  include StreamEntryRenderer
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  # Scan status for mentions and fetch remote mentioned users, create
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  # local mention pointers, send Salmon notifications to mentioned
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  # remote users
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  # @param [Status] status
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  def call(status)
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    return unless status.local?
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    status.text = status.text.gsub(Account::MENTION_RE) do |match|
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      username, domain  = $1.split('@')
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      mentioned_account = Account.find_remote(username, domain)
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      if mention_undeliverable?(status, mentioned_account)
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        begin
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          mentioned_account = resolve_remote_account_service.call($1)
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        rescue Goldfinger::Error, HTTP::Error
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          mentioned_account = nil
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        end
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      end
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      mentioned_account ||= Account.find_remote(username, domain)
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      next match if mention_undeliverable?(status, mentioned_account)
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      mentioned_account.mentions.where(status: status).first_or_create(status: status)
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      "@#{mentioned_account.acct}"
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    end
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    status.save!
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    status.mentions.includes(:account).each do |mention|
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      create_notification(status, mention)
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    end
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  end
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  private
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  def mention_undeliverable?(status, mentioned_account)
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    mentioned_account.nil? || (!mentioned_account.local? && mentioned_account.ostatus? && status.stream_entry.hidden?)
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  end
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  def create_notification(status, mention)
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    mentioned_account = mention.account
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    if mentioned_account.local?
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      NotifyService.new.call(mentioned_account, mention)
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    elsif mentioned_account.ostatus? && !status.stream_entry.hidden?
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      NotificationWorker.perform_async(stream_entry_to_xml(status.stream_entry), status.account_id, mentioned_account.id)
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    elsif mentioned_account.activitypub?
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      ActivityPub::DeliveryWorker.perform_async(build_json(mention.status), mention.status.account_id, mentioned_account.inbox_url)
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    end
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  end
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  def build_json(status)
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    Oj.dump(ActivityPub::LinkedDataSignature.new(ActiveModelSerializers::SerializableResource.new(
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      status,
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      serializer: ActivityPub::ActivitySerializer,
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      adapter: ActivityPub::Adapter
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    ).as_json).sign!(status.account))
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  end
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  def resolve_remote_account_service
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    ResolveRemoteAccountService.new
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  end
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end
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