From 78f8dc4eb3397622ff8d8c1dd77c4dbc46b63c57 Mon Sep 17 00:00:00 2001
From: Ralf Teusner <ralf.teusner@hpi.de>
Date: Wed, 6 Sep 2017 13:13:44 +0200
Subject: [PATCH] rake task to write displaynames coming from a csv file to the
 database

---
 lib/tasks/write_displaynames.rake | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 lib/tasks/write_displaynames.rake

diff --git a/lib/tasks/write_displaynames.rake b/lib/tasks/write_displaynames.rake
new file mode 100644
index 00000000..955cd355
--- /dev/null
+++ b/lib/tasks/write_displaynames.rake
@@ -0,0 +1,17 @@
+namespace :user do
+require 'csv'
+
+desc 'write displaynames retrieved from the account service as csv into the codeocean database'
+ 
+task :write_displaynames, [:file_path_read]  => [ :environment ] do |t, args|
+
+   csv_input = CSV.read(args[:file_path_read], headers:true)
+
+    csv_input.each do |row|
+      user = ExternalUser.find_by(:external_id => row[0])
+      puts "Change name from   #{user.name} to #{row[1]}"
+      user.update(name: row[1])
+    end
+  end
+end
+