mirror of https://github.com/mastodon/mastodon.git
207 lines
6.1 KiB
Ruby
207 lines
6.1 KiB
Ruby
# frozen_string_literal: true
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class NotifyService < BaseService
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def call(recipient, type, activity)
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@recipient = recipient
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@activity = activity
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@notification = Notification.new(account: @recipient, type: type, activity: @activity)
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return if recipient.user.nil? || blocked?
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create_notification!
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push_notification!
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push_to_conversation! if direct_message?
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send_email! if email_enabled?
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rescue ActiveRecord::RecordInvalid
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nil
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end
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private
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def blocked_mention?
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FeedManager.instance.filter?(:mentions, @notification.mention.status, @recipient)
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end
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def blocked_status?
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false
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end
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def blocked_favourite?
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false
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end
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def blocked_follow?
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false
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end
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def blocked_reblog?
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false
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end
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def blocked_follow_request?
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false
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end
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def blocked_poll?
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false
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end
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def blocked_update?
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false
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end
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def following_sender?
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return @following_sender if defined?(@following_sender)
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@following_sender = @recipient.following?(@notification.from_account) || @recipient.requested?(@notification.from_account)
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end
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def optional_non_follower?
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@recipient.user.settings.interactions['must_be_follower'] && !@notification.from_account.following?(@recipient)
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end
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def optional_non_following?
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@recipient.user.settings.interactions['must_be_following'] && !following_sender?
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end
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def message?
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@notification.type == :mention
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end
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def direct_message?
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message? && @notification.target_status.direct_visibility?
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end
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# Returns true if the sender has been mentionned by the recipient up the thread
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def response_to_recipient?
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return false if @notification.target_status.in_reply_to_id.nil?
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# Using an SQL CTE to avoid unneeded back-and-forth with SQL server in case of long threads
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!Status.count_by_sql([<<-SQL.squish, id: @notification.target_status.in_reply_to_id, recipient_id: @recipient.id, sender_id: @notification.from_account.id]).zero?
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WITH RECURSIVE ancestors(id, in_reply_to_id, replying_to_sender, path) AS (
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SELECT
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s.id,
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s.in_reply_to_id,
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(CASE
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WHEN s.account_id = :recipient_id THEN
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EXISTS (
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SELECT *
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FROM mentions m
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WHERE m.silent = FALSE AND m.account_id = :sender_id AND m.status_id = s.id
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)
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ELSE
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FALSE
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END),
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ARRAY[s.id]
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FROM statuses s
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WHERE s.id = :id
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UNION ALL
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SELECT
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s.id,
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s.in_reply_to_id,
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(CASE
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WHEN s.account_id = :recipient_id THEN
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EXISTS (
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SELECT *
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FROM mentions m
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WHERE m.silent = FALSE AND m.account_id = :sender_id AND m.status_id = s.id
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)
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ELSE
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FALSE
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END),
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st.path || s.id
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FROM ancestors st
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JOIN statuses s ON s.id = st.in_reply_to_id
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WHERE st.replying_to_sender IS FALSE AND NOT s.id = ANY(path)
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)
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SELECT COUNT(*)
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FROM ancestors st
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JOIN statuses s ON s.id = st.id
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WHERE st.replying_to_sender IS TRUE AND s.visibility = 3
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SQL
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end
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def from_staff?
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@notification.from_account.local? && @notification.from_account.user.present? && @notification.from_account.user.staff?
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end
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def optional_non_following_and_direct?
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direct_message? &&
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@recipient.user.settings.interactions['must_be_following_dm'] &&
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!following_sender? &&
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!response_to_recipient?
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end
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def hellbanned?
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@notification.from_account.silenced? && !following_sender?
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end
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def from_self?
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@recipient.id == @notification.from_account.id
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end
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def domain_blocking?
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@recipient.domain_blocking?(@notification.from_account.domain) && !following_sender?
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end
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def blocked?
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blocked = @recipient.suspended? # Skip if the recipient account is suspended anyway
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blocked ||= from_self? && @notification.type != :poll # Skip for interactions with self
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return blocked if message? && from_staff?
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blocked ||= domain_blocking? # Skip for domain blocked accounts
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blocked ||= @recipient.blocking?(@notification.from_account) # Skip for blocked accounts
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blocked ||= @recipient.muting_notifications?(@notification.from_account)
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blocked ||= hellbanned? # Hellban
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blocked ||= optional_non_follower? # Options
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blocked ||= optional_non_following? # Options
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blocked ||= optional_non_following_and_direct? # Options
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blocked ||= conversation_muted?
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blocked ||= send("blocked_#{@notification.type}?") # Type-dependent filters
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blocked
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end
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def conversation_muted?
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if @notification.target_status
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@recipient.muting_conversation?(@notification.target_status.conversation)
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else
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false
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end
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end
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def create_notification!
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@notification.save!
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end
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def push_notification!
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return if @notification.activity.nil?
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Redis.current.publish("timeline:#{@recipient.id}:notifications", Oj.dump(event: :notification, payload: InlineRenderer.render(@notification, @recipient, :notification)))
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send_push_notifications!
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end
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def push_to_conversation!
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return if @notification.activity.nil?
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AccountConversation.add_status(@recipient, @notification.target_status)
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end
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def send_push_notifications!
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subscriptions_ids = ::Web::PushSubscription.where(user_id: @recipient.user.id)
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.select { |subscription| subscription.pushable?(@notification) }
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.map(&:id)
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::Web::PushNotificationWorker.push_bulk(subscriptions_ids) do |subscription_id|
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[subscription_id, @notification.id]
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end
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end
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def send_email!
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return if @notification.activity.nil?
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NotificationMailer.public_send(@notification.type, @recipient, @notification).deliver_later(wait: 2.minutes)
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end
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def email_enabled?
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@recipient.user.settings.notification_emails[@notification.type.to_s]
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end
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end
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