X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/c694c78c9a9fbc46f71519546cddc15f70835d20..c8e21c409c9bec446f0caa2526d5b07861bb3299:/app/models/user.rb

diff --git a/app/models/user.rb b/app/models/user.rb
index 65c70d2c7..7e1f1c6d6 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -44,6 +44,7 @@
 #
 
 class User < ApplicationRecord
+  require "digest"
   require "xml/libxml"
 
   has_many :traces, -> { where(:visible => true) }
@@ -306,6 +307,13 @@ class User < ApplicationRecord
     ClientApplication.find_by(:key => application_key).access_token_for_user(self)
   end
 
+  def fingerprint
+    digest = Digest::SHA256.new
+    digest.update(email)
+    digest.update(pass_crypt)
+    digest.hexdigest
+  end
+
   private
 
   def set_defaults