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- package notifications
- import (
- "fmt"
- "github.com/owncast/owncast/config"
- "github.com/owncast/owncast/core/data"
- "github.com/owncast/owncast/models"
- "github.com/owncast/owncast/notifications/browser"
- "github.com/owncast/owncast/notifications/discord"
- "github.com/pkg/errors"
- log "github.com/sirupsen/logrus"
- )
- // Notifier is an instance of the live stream notifier.
- type Notifier struct {
- datastore *data.Datastore
- browser *browser.Browser
- discord *discord.Discord
- }
- // Setup will perform any pre-use setup for the notifier.
- func Setup(datastore *data.Datastore) {
- createNotificationsTable(datastore.DB)
- initializeBrowserPushIfNeeded()
- }
- func initializeBrowserPushIfNeeded() {
- pubKey, _ := data.GetBrowserPushPublicKey()
- privKey, _ := data.GetBrowserPushPrivateKey()
- // We need browser push keys so people can register for pushes.
- if pubKey == "" || privKey == "" {
- browserPrivateKey, browserPublicKey, err := browser.GenerateBrowserPushKeys()
- if err != nil {
- log.Errorln("unable to initialize browser push notification keys", err)
- }
- if err := data.SetBrowserPushPrivateKey(browserPrivateKey); err != nil {
- log.Errorln("unable to set browser push private key", err)
- }
- if err := data.SetBrowserPushPublicKey(browserPublicKey); err != nil {
- log.Errorln("unable to set browser push public key", err)
- }
- }
- // Enable browser push notifications by default.
- if !data.GetHasPerformedInitialNotificationsConfig() {
- _ = data.SetBrowserPushConfig(models.BrowserNotificationConfiguration{Enabled: true, GoLiveMessage: config.GetDefaults().FederationGoLiveMessage})
- _ = data.SetHasPerformedInitialNotificationsConfig(true)
- }
- }
- // New creates a new instance of the Notifier.
- func New(datastore *data.Datastore) (*Notifier, error) {
- notifier := Notifier{
- datastore: datastore,
- }
- if err := notifier.setupBrowserPush(); err != nil {
- log.Error(err)
- }
- if err := notifier.setupDiscord(); err != nil {
- log.Error(err)
- }
- return ¬ifier, nil
- }
- func (n *Notifier) setupBrowserPush() error {
- if data.GetBrowserPushConfig().Enabled {
- publicKey, err := data.GetBrowserPushPublicKey()
- if err != nil || publicKey == "" {
- return errors.Wrap(err, "browser notifier disabled, failed to get browser push public key")
- }
- privateKey, err := data.GetBrowserPushPrivateKey()
- if err != nil || privateKey == "" {
- return errors.Wrap(err, "browser notifier disabled, failed to get browser push private key")
- }
- browserNotifier, err := browser.New(n.datastore, publicKey, privateKey)
- if err != nil {
- return errors.Wrap(err, "error creating browser notifier")
- }
- n.browser = browserNotifier
- }
- return nil
- }
- func (n *Notifier) notifyBrowserPush() {
- destinations, err := GetNotificationDestinationsForChannel(BrowserPushNotification)
- if err != nil {
- log.Errorln("error getting browser push notification destinations", err)
- }
- for _, destination := range destinations {
- unsubscribed, err := n.browser.Send(destination, data.GetServerName(), data.GetBrowserPushConfig().GoLiveMessage)
- if unsubscribed {
- // If the error is "unsubscribed", then remove the destination from the database.
- if err := RemoveNotificationForChannel(BrowserPushNotification, destination); err != nil {
- log.Errorln(err)
- }
- } else if err != nil {
- log.Errorln(err)
- }
- }
- }
- func (n *Notifier) setupDiscord() error {
- discordConfig := data.GetDiscordConfig()
- if discordConfig.Enabled && discordConfig.Webhook != "" {
- var image string
- if serverURL := data.GetServerURL(); serverURL != "" {
- image = serverURL + "/logo"
- }
- discordNotifier, err := discord.New(
- data.GetServerName(),
- image,
- discordConfig.Webhook,
- )
- if err != nil {
- return errors.Wrap(err, "error creating discord notifier")
- }
- n.discord = discordNotifier
- }
- return nil
- }
- func (n *Notifier) notifyDiscord() {
- goLiveMessage := data.GetDiscordConfig().GoLiveMessage
- streamTitle := data.GetStreamTitle()
- if streamTitle != "" {
- goLiveMessage += "\n" + streamTitle
- }
- message := fmt.Sprintf("%s\n\n%s", goLiveMessage, data.GetServerURL())
- if err := n.discord.Send(message); err != nil {
- log.Errorln("error sending discord message", err)
- }
- }
- // Notify will fire the different notification channels.
- func (n *Notifier) Notify() {
- if n.browser != nil {
- n.notifyBrowserPush()
- }
- if n.discord != nil {
- n.notifyDiscord()
- }
- }
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