about summary refs log tree commit diff
path: root/app/services/notify_service.rb
blob: a1b5ca1e3762842ce0c0bda28018727c064535e6 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
# frozen_string_literal: true

class NotifyService < BaseService
  def call(recipient, type, activity)
    @recipient    = recipient
    @activity     = activity
    @notification = Notification.new(account: @recipient, type: type, activity: @activity)

    return if recipient.user.nil? || blocked?

    create_notification!
    push_notification!
    push_to_conversation! if direct_message?
    send_email! if email_enabled?
  rescue ActiveRecord::RecordInvalid
    nil
  end

  private

  def blocked_mention?
    FeedManager.instance.filter?(:mentions, @notification.mention.status, @recipient)
  end

  def blocked_status?
    false
  end

  def blocked_favourite?
    false
  end

  def blocked_follow?
    false
  end

  def blocked_reblog?
    false
  end

  def blocked_follow_request?
    false
  end

  def blocked_poll?
    false
  end

  def following_sender?
    return @following_sender if defined?(@following_sender)
    @following_sender = @recipient.following?(@notification.from_account) || @recipient.requested?(@notification.from_account)
  end

  def optional_non_follower?
    @recipient.user.settings.interactions['must_be_follower']  && !@notification.from_account.following?(@recipient)
  end

  def optional_non_following?
    @recipient.user.settings.interactions['must_be_following'] && !following_sender?
  end

  def message?
    @notification.type == :mention
  end

  def direct_message?
    message? && @notification.target_status.direct_visibility?
  end

  def response_to_recipient?
    @notification.target_status.in_reply_to_account_id == @recipient.id && @notification.target_status.thread&.direct_visibility?
  end

  def from_staff?
    @notification.from_account.local? && @notification.from_account.user.present? && @notification.from_account.user.staff?
  end

  def optional_non_following_and_direct?
    direct_message? &&
      @recipient.user.settings.interactions['must_be_following_dm'] &&
      !following_sender? &&
      !response_to_recipient?
  end

  def hellbanned?
    @notification.from_account.silenced? && !following_sender?
  end

  def from_self?
    @recipient.id == @notification.from_account.id
  end

  def domain_blocking?
    @recipient.domain_blocking?(@notification.from_account.domain) && !following_sender?
  end

  def blocked?
    blocked   = @recipient.suspended?                            # Skip if the recipient account is suspended anyway
    blocked ||= from_self? && @notification.type != :poll        # Skip for interactions with self

    return blocked if message? && from_staff?

    blocked ||= domain_blocking?                                 # Skip for domain blocked accounts
    blocked ||= @recipient.blocking?(@notification.from_account) # Skip for blocked accounts
    blocked ||= @recipient.muting_notifications?(@notification.from_account)
    blocked ||= hellbanned?                                      # Hellban
    blocked ||= optional_non_follower?                           # Options
    blocked ||= optional_non_following?                          # Options
    blocked ||= optional_non_following_and_direct?               # Options
    blocked ||= conversation_muted?
    blocked ||= send("blocked_#{@notification.type}?")           # Type-dependent filters
    blocked
  end

  def conversation_muted?
    if @notification.target_status
      @recipient.muting_conversation?(@notification.target_status.conversation)
    else
      false
    end
  end

  def create_notification!
    @notification.save!
  end

  def push_notification!
    return if @notification.activity.nil?

    Redis.current.publish("timeline:#{@recipient.id}:notifications", Oj.dump(event: :notification, payload: InlineRenderer.render(@notification, @recipient, :notification)))
    send_push_notifications!
  end

  def push_to_conversation!
    return if @notification.activity.nil?
    AccountConversation.add_status(@recipient, @notification.target_status)
  end

  def send_push_notifications!
    subscriptions_ids = ::Web::PushSubscription.where(user_id: @recipient.user.id)
                                               .select { |subscription| subscription.pushable?(@notification) }
                                               .map(&:id)

    ::Web::PushNotificationWorker.push_bulk(subscriptions_ids) do |subscription_id|
      [subscription_id, @notification.id]
    end
  end

  def send_email!
    return if @notification.activity.nil?
    NotificationMailer.public_send(@notification.type, @recipient, @notification).deliver_later(wait: 2.minutes)
  end

  def email_enabled?
    @recipient.user.settings.notification_emails[@notification.type.to_s]
  end
end