Merge pull request #272 from datacite/feature_delete_byprefix

adding delete by prefix rake tasks

app/models/doi.rb

@@ -871,6 +871,15 @@ 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

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