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41 lines
1.2 KiB
Ruby
41 lines
1.2 KiB
Ruby
# frozen_string_literal: true
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##
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# Handles :post_alerter_after_save_post events from
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# core. Used for notifying users that their chat message
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# has been quoted in a post.
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class Chat::PostNotificationHandler
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attr_reader :post
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def initialize(post, notified_users)
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@post = post
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@notified_users = notified_users
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end
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def handle
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return false if post.post_type == Post.types[:whisper]
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return false if post.topic.blank?
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return false if post.topic.private_message?
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quoted_users = extract_quoted_users(post)
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if @notified_users.present?
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quoted_users = quoted_users.where("users.id NOT IN (?)", @notified_users)
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end
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opts = { user_id: post.user.id, display_username: post.user.username }
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quoted_users.each do |user|
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# PostAlerter.create_notification handles many edge cases, such as
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# muting, ignoring, double notifications etc.
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PostAlerter.new.create_notification(user, Notification.types[:chat_quoted], post, opts)
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end
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end
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private
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def extract_quoted_users(post)
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usernames =
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post.raw.scan(/\[chat quote=\"([^;]+);.+\"\]/).uniq.map { |q| q.first.strip.downcase }
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User.where.not(id: post.user_id).where(username_lower: usernames)
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end
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end
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