From d4b26a9e41e29c926211e54c908b8ba9d6b76342 Mon Sep 17 00:00:00 2001
From: Kristian Garza <kj.garza@gmail.com>
Date: Wed, 15 May 2019 16:39:27 +0200
Subject: [PATCH] adding delete by prefix rake tasks

prefix transfers to other RA require a cleaning process. we can use this for that part
---
 app/models/doi.rb  | 9 +++++++++
 lib/tasks/doi.rake | 6 ++++++
 2 files changed, 15 insertions(+)

diff --git a/app/models/doi.rb b/app/models/doi.rb
index 30ab8ce75..1639246dd 100644
--- a/app/models/doi.rb
+++ b/app/models/doi.rb
@@ -878,6 +878,15 @@ def self.delete_test_dois(from_date: nil)
     end
   end
 
+  #to be used after DOIS transfer to another RA
+  def self.delete_dois_by_prefix(prefix)
+    collection.where("doi LIKE ?", prefix).find_each do |d|
+      logger = Logger.new(STDOUT)
+      logger.info "Deleted #{d.doi}, last updated #{d.updated.iso8601}."
+      d.destroy
+    end
+  end
+
   # register DOIs in the handle system that have not been registered yet
   # providers ethz and europ register their DOIs in the handle system themselves and are ignored
   def self.set_handle
diff --git a/lib/tasks/doi.rake b/lib/tasks/doi.rake
index 25d71b6b8..5558539c2 100644
--- a/lib/tasks/doi.rake
+++ b/lib/tasks/doi.rake
@@ -129,6 +129,12 @@ namespace :doi do
     Doi.delete_test_dois(from_date: from_date)
   end
 
+  desc 'Delete DOIs with by prefix'
+  task :delete_test_dois => :environment do
+    prefix = ENV['PREFIX_TO_DELETE'] 
+    Doi.delete_dois_by_prefix(prefix) if prefix.present?
+  end
+
   desc 'Migrates landing page data handling camelCase changes at same time'
   task :migrate_landing_page => :environment do
     Doi.migrate_landing_page