110 lines
3.3 KiB
Ruby
110 lines
3.3 KiB
Ruby
# frozen_string_literal: true
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class PushNotificationPusher
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TOKEN_VALID_FOR_SECONDS ||= 5 * 60
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def self.push(user, payload)
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message = {
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title: I18n.t(
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"discourse_push_notifications.popup.#{Notification.types[payload[:notification_type]]}",
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site_title: SiteSetting.title,
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topic: payload[:topic_title],
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username: payload[:username]
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),
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body: payload[:excerpt],
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badge: get_badge,
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icon: ActionController::Base.helpers.image_url("push-notifications/#{Notification.types[payload[:notification_type]]}.png"),
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tag: "#{Discourse.current_hostname}-#{payload[:topic_id]}",
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base_url: Discourse.base_url,
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url: payload[:post_url],
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hide_when_active: true
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}
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subscriptions(user).each do |subscription|
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subscription = JSON.parse(subscription.data)
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send_notification(user, subscription, message)
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end
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end
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def self.subscriptions(user)
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user.push_subscriptions
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end
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def self.clear_subscriptions(user)
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user.push_subscriptions.clear
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end
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def self.subscribe(user, subscription, send_confirmation)
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data = subscription.to_json
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subscriptions = PushSubscription.where(user: user, data: data)
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subscriptions_count = subscriptions.count
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if subscriptions_count > 1
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subscriptions.destroy_all
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PushSubscription.create!(user: user, data: data)
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elsif subscriptions_count == 0
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PushSubscription.create!(user: user, data: data)
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end
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if send_confirmation == "true"
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message = {
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title: I18n.t("discourse_push_notifications.popup.confirm_title",
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site_title: SiteSetting.title),
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body: I18n.t("discourse_push_notifications.popup.confirm_body"),
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icon: ActionController::Base.helpers.image_url("push-notifications/check.png"),
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badge: get_badge,
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tag: "#{Discourse.current_hostname}-subscription"
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}
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send_notification(user, subscription, message)
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end
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end
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def self.unsubscribe(user, subscription)
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PushSubscription.find_by(user: user, data: subscription.to_json)&.destroy!
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end
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protected
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def self.get_badge
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if (url = SiteSetting.site_push_notifications_icon_url).present?
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url
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else
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ActionController::Base.helpers.image_url("push-notifications/discourse.png")
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end
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end
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def self.send_notification(user, subscription, message)
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begin
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Webpush.payload_send(
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endpoint: subscription["endpoint"],
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message: message.to_json,
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p256dh: subscription.dig("keys", "p256dh"),
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auth: subscription.dig("keys", "auth"),
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vapid: {
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subject: Discourse.base_url,
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public_key: SiteSetting.vapid_public_key,
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private_key: SiteSetting.vapid_private_key,
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expiration: TOKEN_VALID_FOR_SECONDS
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}
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)
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rescue Webpush::ExpiredSubscription
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unsubscribe(user, subscription)
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rescue Webpush::ResponseError => e
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if e.response.message == "MismatchSenderId"
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unsubscribe(user, subscription)
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else
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Discourse.warn_exception(
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e,
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message: "Failed to send push notification",
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env: {
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user_id: user.id,
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endpoint: subscription["endpoint"],
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message: message.to_json
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}
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)
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end
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end
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end
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end
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