X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/45487e1ff8e7d334792440a2b5b3b1067269bfaf..f49c815cb531874d15796b0ae6f8030e5acbbb09:/app/models/message.rb

diff --git a/app/models/message.rb b/app/models/message.rb
index 49c11e900..7c12769d3 100644
--- a/app/models/message.rb
+++ b/app/models/message.rb
@@ -59,13 +59,10 @@ class Message < ApplicationRecord
     RichText.new(self[:body_format], self[:body])
   end
 
-  def digest
-    md5 = Digest::MD5.new
-    md5 << from_user_id.to_s
-    md5 << to_user_id.to_s
-    md5 << sent_on.xmlschema
-    md5 << title
-    md5 << body
-    md5.hexdigest
+  def notification_token
+    sha256 = Digest::SHA256.new
+    sha256 << Rails.application.key_generator.generate_key("openstreetmap/message")
+    sha256 << id.to_s
+    Base64.urlsafe_encode64(sha256.digest)[0, 8]
   end
 end