Replace Channel Name for Team in Email Notifications (#7839)

* allow option to set channel name in email notification subject

* Added TeamName to title when UseChannelInEmailNotifications=true

app/notification.go

@@ -351,6 +351,8 @@ func (a *App) sendNotificationEmail(post *model.Post, user *model.User, channel
 	var subjectText string
 	if channel.Type == model.CHANNEL_DIRECT {
 		subjectText = getDirectMessageNotificationEmailSubject(post, translateFunc, a.Config().TeamSettings.SiteName, senderName)
+	} else if *a.Config().EmailSettings.UseChannelInEmailNotifications {
+		subjectText = getNotificationEmailSubject(post, translateFunc, a.Config().TeamSettings.SiteName, team.DisplayName+" ("+channel.DisplayName+")")
 	} else {
 		subjectText = getNotificationEmailSubject(post, translateFunc, a.Config().TeamSettings.SiteName, team.DisplayName)
 	}

config/default.json

@@ -143,6 +143,7 @@
         "EnableSignInWithEmail": true,
         "EnableSignInWithUsername": true,
         "SendEmailNotifications": true,
+        "UseChannelInEmailNotifications": false,
         "RequireEmailVerification": false,
         "FeedbackName": "",
         "FeedbackEmail": "test@example.com",

model/config.go

@@ -653,6 +653,7 @@ type EmailSettings struct {
 	EnableSignInWithEmail             *bool
 	EnableSignInWithUsername          *bool
 	SendEmailNotifications            bool
+	UseChannelInEmailNotifications    *bool
 	RequireEmailVerification          bool
 	FeedbackName                      string
 	FeedbackEmail                     string
@@ -687,6 +688,10 @@ func (s *EmailSettings) SetDefaults() {
 		s.EnableSignInWithUsername = NewBool(false)
 	}
 
+	if s.UseChannelInEmailNotifications == nil {
+		s.UseChannelInEmailNotifications = NewBool(false)
+	}
+
 	if s.SendPushNotifications == nil {
 		s.SendPushNotifications = NewBool(false)
 	}