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|
# frozen_string_literal: true
# == Schema Information
#
# Table name: web_push_subscriptions
#
# id :integer not null, primary key
# endpoint :string not null
# key_p256dh :string not null
# key_auth :string not null
# data :json
# created_at :datetime not null
# updated_at :datetime not null
#
require 'webpush'
require_relative '../../models/setting'
class Web::PushSubscription < ApplicationRecord
include RoutingHelper
include StreamEntriesHelper
include ActionView::Helpers::TranslationHelper
include ActionView::Helpers::SanitizeHelper
has_one :session_activation
before_create :send_welcome_notification
def push(notification)
name = display_name notification.from_account
title = title_str(name, notification)
body = body_str notification
dir = dir_str body
url = url_str notification
image = image_str notification
actions = actions_arr notification
access_token = actions.empty? ? nil : find_or_create_access_token(notification).token
nsfw = notification.target_status.nil? || notification.target_status.spoiler_text.empty? ? nil : notification.target_status.spoiler_text
# TODO: Make sure that the payload does not exceed 4KB - Webpush::PayloadTooLarge
Webpush.payload_send(
message: JSON.generate(
title: title,
dir: dir,
image: image,
badge: full_asset_url('badge.png', skip_pipeline: true),
tag: notification.id,
timestamp: notification.created_at,
icon: notification.from_account.avatar_static_url,
data: {
content: decoder.decode(strip_tags(body)),
nsfw: nsfw.nil? ? nil : decoder.decode(strip_tags(nsfw)),
url: url,
actions: actions,
access_token: access_token,
}
),
endpoint: endpoint,
p256dh: key_p256dh,
auth: key_auth,
vapid: {
subject: "mailto:#{Setting.site_contact_email}",
private_key: Rails.configuration.x.vapid_private_key,
public_key: Rails.configuration.x.vapid_public_key,
},
ttl: 40 * 60 * 60 # 48 hours
)
end
def pushable?(notification)
data && data.key?('alerts') && data['alerts'][notification.type.to_s]
end
def as_payload
payload = {
id: id,
endpoint: endpoint,
}
payload[:alerts] = data['alerts'] if data && data.key?('alerts')
payload
end
private
def title_str(name, notification)
case notification.type
when :mention then translate('push_notifications.mention.title', name: name)
when :follow then translate('push_notifications.follow.title', name: name)
when :favourite then translate('push_notifications.favourite.title', name: name)
when :reblog then translate('push_notifications.reblog.title', name: name)
end
end
def body_str(notification)
case notification.type
when :mention then notification.target_status.text
when :follow then notification.from_account.note
when :favourite then notification.target_status.text
when :reblog then notification.target_status.text
end
end
def url_str(notification)
case notification.type
when :mention then web_url("statuses/#{notification.target_status.id}")
when :follow then web_url("accounts/#{notification.from_account.id}")
when :favourite then web_url("statuses/#{notification.target_status.id}")
when :reblog then web_url("statuses/#{notification.target_status.id}")
end
end
def actions_arr(notification)
actions =
case notification.type
when :mention then [
{
title: translate('push_notifications.mention.action_favourite'),
icon: full_asset_url('emoji/2b50.png', skip_pipeline: true),
todo: 'request',
method: 'POST',
action: "/api/v1/statuses/#{notification.target_status.id}/favourite",
},
]
else []
end
should_hide = notification.type.equal?(:mention) && !notification.target_status.nil? && (notification.target_status.sensitive || !notification.target_status.spoiler_text.empty?)
can_boost = notification.type.equal?(:mention) && !notification.target_status.nil? && !notification.target_status.hidden?
if should_hide
actions.insert(0, title: translate('push_notifications.mention.action_expand'), icon: full_asset_url('emoji/1f441.png'), todo: 'expand', action: 'expand')
end
if can_boost
actions << { title: translate('push_notifications.mention.action_boost'), icon: full_asset_url('emoji/1f504.png'), todo: 'request', method: 'POST', action: "/api/v1/statuses/#{notification.target_status.id}/reblog" }
end
actions
end
def image_str(notification)
return nil if notification.target_status.nil? || notification.target_status.media_attachments.empty?
full_asset_url(notification.target_status.media_attachments.first.file.url(:small))
end
def dir_str(body)
rtl?(body) ? 'rtl' : 'ltr'
end
def send_welcome_notification
Webpush.payload_send(
message: JSON.generate(
title: translate('push_notifications.subscribed.title'),
icon: full_asset_url('android-chrome-192x192.png', skip_pipeline: true),
badge: full_asset_url('badge.png', skip_pipeline: true),
data: {
content: translate('push_notifications.subscribed.body'),
actions: [],
url: web_url('notifications'),
}
),
endpoint: endpoint,
p256dh: key_p256dh,
auth: key_auth,
vapid: {
subject: "mailto:#{Setting.site_contact_email}",
private_key: Rails.configuration.x.vapid_private_key,
public_key: Rails.configuration.x.vapid_public_key,
},
ttl: 5 * 60 # 5 minutes
)
end
def find_or_create_access_token(notification)
Doorkeeper::AccessToken.find_or_create_for(
Doorkeeper::Application.find_by(superapp: true),
notification.account.user.id,
Doorkeeper::OAuth::Scopes.from_string('read write follow'),
Doorkeeper.configuration.access_token_expires_in,
Doorkeeper.configuration.refresh_token_enabled?
)
end
def decoder
@decoder ||= HTMLEntities.new
end
end
|
