310 lines
9.3 KiB
Ruby
310 lines
9.3 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
class NotifyService < BaseService
|
|
include Redisable
|
|
|
|
# TODO: the severed_relationships type probably warrants email notifications
|
|
NON_EMAIL_TYPES = %i(
|
|
admin.report
|
|
admin.sign_up
|
|
update
|
|
poll
|
|
status
|
|
moderation_warning
|
|
severed_relationships
|
|
).freeze
|
|
|
|
class BaseCondition
|
|
NEW_ACCOUNT_THRESHOLD = 30.days.freeze
|
|
|
|
NEW_FOLLOWER_THRESHOLD = 3.days.freeze
|
|
|
|
NON_FILTERABLE_TYPES = %i(
|
|
admin.sign_up
|
|
admin.report
|
|
poll
|
|
update
|
|
account_warning
|
|
).freeze
|
|
|
|
def initialize(notification)
|
|
@recipient = notification.account
|
|
@sender = notification.from_account
|
|
@notification = notification
|
|
@policy = NotificationPolicy.find_or_initialize_by(account: @recipient)
|
|
end
|
|
|
|
private
|
|
|
|
def filterable_type?
|
|
Notification::PROPERTIES[@notification.type][:filterable]
|
|
end
|
|
|
|
def not_following?
|
|
!@recipient.following?(@sender)
|
|
end
|
|
|
|
def not_follower?
|
|
follow = Follow.find_by(account: @sender, target_account: @recipient)
|
|
follow.nil? || follow.created_at > NEW_FOLLOWER_THRESHOLD.ago
|
|
end
|
|
|
|
def new_account?
|
|
@sender.created_at > NEW_ACCOUNT_THRESHOLD.ago
|
|
end
|
|
|
|
def override_for_sender?
|
|
NotificationPermission.exists?(account: @recipient, from_account: @sender)
|
|
end
|
|
|
|
def from_limited?
|
|
@sender.silenced? && not_following?
|
|
end
|
|
|
|
def private_mention_not_in_response?
|
|
@notification.type == :mention && @notification.target_status.direct_visibility? && !response_to_recipient?
|
|
end
|
|
|
|
def response_to_recipient?
|
|
return false if @notification.target_status.in_reply_to_id.nil?
|
|
|
|
statuses_that_mention_sender.positive?
|
|
end
|
|
|
|
def statuses_that_mention_sender
|
|
# This queries private mentions from the recipient to the sender up in the thread.
|
|
# This allows up to 100 messages that do not match in the thread, allowing conversations
|
|
# involving multiple people.
|
|
Status.count_by_sql([<<-SQL.squish, id: @notification.target_status.in_reply_to_id, recipient_id: @recipient.id, sender_id: @sender.id, depth_limit: 100])
|
|
WITH RECURSIVE ancestors(id, in_reply_to_id, mention_id, path, depth) AS (
|
|
SELECT s.id, s.in_reply_to_id, m.id, ARRAY[s.id], 0
|
|
FROM statuses s
|
|
LEFT JOIN mentions m ON m.silent = FALSE AND m.account_id = :sender_id AND m.status_id = s.id
|
|
WHERE s.id = :id
|
|
UNION ALL
|
|
SELECT s.id, s.in_reply_to_id, m.id, ancestors.path || s.id, ancestors.depth + 1
|
|
FROM ancestors
|
|
JOIN statuses s ON s.id = ancestors.in_reply_to_id
|
|
/* early exit if we already have a mention matching our requirements */
|
|
LEFT JOIN mentions m ON m.silent = FALSE AND m.account_id = :sender_id AND m.status_id = s.id AND s.account_id = :recipient_id
|
|
WHERE ancestors.mention_id IS NULL AND NOT s.id = ANY(path) AND ancestors.depth < :depth_limit
|
|
)
|
|
SELECT COUNT(*)
|
|
FROM ancestors
|
|
JOIN statuses s ON s.id = ancestors.id
|
|
WHERE ancestors.mention_id IS NOT NULL AND s.account_id = :recipient_id AND s.visibility = 3
|
|
SQL
|
|
end
|
|
end
|
|
|
|
class DropCondition < BaseCondition
|
|
def drop?
|
|
blocked = @recipient.unavailable?
|
|
blocked ||= from_self? && %i(poll severed_relationships moderation_warning).exclude?(@notification.type)
|
|
|
|
return blocked if message? && from_staff?
|
|
|
|
blocked ||= domain_blocking?
|
|
blocked ||= @recipient.blocking?(@sender)
|
|
blocked ||= @recipient.muting_notifications?(@sender)
|
|
blocked ||= conversation_muted?
|
|
blocked ||= blocked_mention? if message?
|
|
|
|
return true if blocked
|
|
return false unless filterable_type?
|
|
return false if override_for_sender?
|
|
|
|
blocked_by_limited_accounts_policy? ||
|
|
blocked_by_not_following_policy? ||
|
|
blocked_by_not_followers_policy? ||
|
|
blocked_by_new_accounts_policy? ||
|
|
blocked_by_private_mentions_policy?
|
|
end
|
|
|
|
private
|
|
|
|
def blocked_mention?
|
|
FeedManager.instance.filter?(:mentions, @notification.target_status, @recipient)
|
|
end
|
|
|
|
def message?
|
|
@notification.type == :mention
|
|
end
|
|
|
|
def from_staff?
|
|
@sender.local? && @sender.user.present? && @sender.user_role&.overrides?(@recipient.user_role) && @sender.user_role&.highlighted? && @sender.user_role&.can?(*UserRole::Flags::CATEGORIES[:moderation])
|
|
end
|
|
|
|
def from_self?
|
|
@recipient.id == @sender.id
|
|
end
|
|
|
|
def domain_blocking?
|
|
@recipient.domain_blocking?(@sender.domain) && not_following?
|
|
end
|
|
|
|
def conversation_muted?
|
|
@notification.target_status && @recipient.muting_conversation?(@notification.target_status.conversation)
|
|
end
|
|
|
|
def blocked_by_not_following_policy?
|
|
@policy.drop_not_following? && not_following?
|
|
end
|
|
|
|
def blocked_by_not_followers_policy?
|
|
@policy.drop_not_followers? && not_follower?
|
|
end
|
|
|
|
def blocked_by_new_accounts_policy?
|
|
@policy.drop_new_accounts? && new_account? && not_following?
|
|
end
|
|
|
|
def blocked_by_private_mentions_policy?
|
|
@policy.drop_private_mentions? && not_following? && private_mention_not_in_response?
|
|
end
|
|
|
|
def blocked_by_limited_accounts_policy?
|
|
@policy.drop_limited_accounts? && @sender.silenced? && not_following?
|
|
end
|
|
end
|
|
|
|
class FilterCondition < BaseCondition
|
|
def filter?
|
|
return false unless filterable_type?
|
|
return false if override_for_sender?
|
|
|
|
filtered_by_limited_accounts_policy? ||
|
|
filtered_by_not_following_policy? ||
|
|
filtered_by_not_followers_policy? ||
|
|
filtered_by_new_accounts_policy? ||
|
|
filtered_by_private_mentions_policy?
|
|
end
|
|
|
|
private
|
|
|
|
def filtered_by_not_following_policy?
|
|
@policy.filter_not_following? && not_following?
|
|
end
|
|
|
|
def filtered_by_not_followers_policy?
|
|
@policy.filter_not_followers? && not_follower?
|
|
end
|
|
|
|
def filtered_by_new_accounts_policy?
|
|
@policy.filter_new_accounts? && new_account? && not_following?
|
|
end
|
|
|
|
def filtered_by_private_mentions_policy?
|
|
@policy.filter_private_mentions? && not_following? && private_mention_not_in_response?
|
|
end
|
|
|
|
def filtered_by_limited_accounts_policy?
|
|
@policy.filter_limited_accounts? && @sender.silenced? && not_following?
|
|
end
|
|
end
|
|
|
|
def call(recipient, type, activity)
|
|
return if recipient.user.nil?
|
|
|
|
@recipient = recipient
|
|
@activity = activity
|
|
@notification = Notification.new(account: @recipient, type: type, activity: @activity)
|
|
|
|
# For certain conditions we don't need to create a notification at all
|
|
return if drop?
|
|
|
|
@notification.filtered = filter?
|
|
@notification.set_group_key!
|
|
@notification.save!
|
|
|
|
# It's possible the underlying activity has been deleted
|
|
# between the save call and now
|
|
return if @notification.activity.nil?
|
|
|
|
if @notification.filtered?
|
|
update_notification_request!
|
|
else
|
|
push_notification!
|
|
push_to_conversation! if direct_message?
|
|
send_email! if email_needed?
|
|
end
|
|
rescue ActiveRecord::RecordInvalid
|
|
nil
|
|
end
|
|
|
|
private
|
|
|
|
def drop?
|
|
DropCondition.new(@notification).drop?
|
|
end
|
|
|
|
def filter?
|
|
FilterCondition.new(@notification).filter?
|
|
end
|
|
|
|
def update_notification_request!
|
|
return unless @notification.type == :mention
|
|
|
|
notification_request = NotificationRequest.find_or_initialize_by(account_id: @recipient.id, from_account_id: @notification.from_account_id)
|
|
notification_request.last_status_id = @notification.target_status.id
|
|
notification_request.save
|
|
end
|
|
|
|
def push_notification!
|
|
push_to_streaming_api! if subscribed_to_streaming_api?
|
|
push_to_web_push_subscriptions!
|
|
end
|
|
|
|
def push_to_streaming_api!
|
|
redis.publish("timeline:#{@recipient.id}:notifications", Oj.dump(event: :notification, payload: InlineRenderer.render(@notification, @recipient, :notification)))
|
|
end
|
|
|
|
def subscribed_to_streaming_api?
|
|
redis.exists?("subscribed:timeline:#{@recipient.id}") || redis.exists?("subscribed:timeline:#{@recipient.id}:notifications")
|
|
end
|
|
|
|
def push_to_conversation!
|
|
AccountConversation.add_status(@recipient, @notification.target_status)
|
|
end
|
|
|
|
def direct_message?
|
|
@notification.type == :mention && @notification.target_status.direct_visibility?
|
|
end
|
|
|
|
def push_to_web_push_subscriptions!
|
|
::Web::PushNotificationWorker.push_bulk(web_push_subscriptions.select { |subscription| subscription.pushable?(@notification) }) { |subscription| [subscription.id, @notification.id] }
|
|
end
|
|
|
|
def web_push_subscriptions
|
|
@web_push_subscriptions ||= ::Web::PushSubscription.where(user_id: @recipient.user.id).to_a
|
|
end
|
|
|
|
def subscribed_to_web_push?
|
|
web_push_subscriptions.any?
|
|
end
|
|
|
|
def send_email!
|
|
return unless NotificationMailer.respond_to?(@notification.type)
|
|
|
|
NotificationMailer
|
|
.with(recipient: @recipient, notification: @notification)
|
|
.public_send(@notification.type)
|
|
.deliver_later(wait: 2.minutes)
|
|
end
|
|
|
|
def email_needed?
|
|
(!recipient_online? || always_send_emails?) && send_email_for_notification_type?
|
|
end
|
|
|
|
def recipient_online?
|
|
subscribed_to_streaming_api? || subscribed_to_web_push?
|
|
end
|
|
|
|
def always_send_emails?
|
|
@recipient.user.settings.always_send_emails
|
|
end
|
|
|
|
def send_email_for_notification_type?
|
|
NON_EMAIL_TYPES.exclude?(@notification.type) && @recipient.user.settings["notification_emails.#{@notification.type}"]
|
|
end
|
|
end
|