SONAR-3889 Some rows in the table AUTHORS are duplicated

1 files changed, 53 insertions, 0 deletions

diff --git a/sonar-server/src/main/webapp/WEB-INF/db/migrate/351_add_unique_index_to_authors.rb b/sonar-server/src/main/webapp/WEB-INF/db/migrate/351_add_unique_index_to_authors.rb
new file mode 100644
index 00000000000..a9c7c1ed756
--- /dev/null
+++ b/sonar-server/src/main/webapp/WEB-INF/db/migrate/351_add_unique_index_to_authors.rb
@@ -0,0 +1,53 @@
+#
+# Sonar, open source software quality management tool.
+# Copyright (C) 2008-2012 SonarSource
+# mailto:contact AT sonarsource DOT com
+#
+# Sonar is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 3 of the License, or (at your option) any later version.
+#
+# Sonar is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with Sonar; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
+#
+
+#
+# Sonar 3.4
+#
+class AddUniqueIndexToAuthors < ActiveRecord::Migration
+
+  class Author < ActiveRecord::Base
+  end
+
+  def self.up
+    delete_duplicated_authors
+    begin
+      add_index :authors, :login, :unique => true, :name => 'uniq_author_logins'
+    rescue
+      # Ignore, already exists
+    end
+  end
+
+  private
+  def self.delete_duplicated_authors
+    say_with_time 'Delete duplicated authors' do
+      authors_by_login={}
+      authors=Author.find(:all, :select => 'id,login', :order => 'id')
+      authors.each do |author|
+        if authors_by_login[author.login]
+          # already exists
+          author.destroy
+        else
+          authors_by_login[author.login]=author
+        end
+      end
+    end
+  end
+end