From a45c0dc55057e8c10c2d17f8dc26be5d9b771f8d Mon Sep 17 00:00:00 2001
From: Jean-Philippe Lang <jp_lang@yahoo.fr>
Date: Sat, 16 Feb 2013 09:38:01 +0000
Subject: Adds closed_on column that stores the time of the last closing
 (#824).

The value is preserved when reopening the issue.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11402 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 db/migrate/20130215111127_add_issues_closed_on.rb  |  9 ++++++++
 .../20130215111141_populate_issues_closed_on.rb    | 25 ++++++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 db/migrate/20130215111127_add_issues_closed_on.rb
 create mode 100644 db/migrate/20130215111141_populate_issues_closed_on.rb

(limited to 'db')

diff --git a/db/migrate/20130215111127_add_issues_closed_on.rb b/db/migrate/20130215111127_add_issues_closed_on.rb
new file mode 100644
index 000000000..2670deba5
--- /dev/null
+++ b/db/migrate/20130215111127_add_issues_closed_on.rb
@@ -0,0 +1,9 @@
+class AddIssuesClosedOn < ActiveRecord::Migration
+  def up
+    add_column :issues, :closed_on, :datetime, :default => nil
+  end
+
+  def down
+    remove_column :issues, :closed_on
+  end
+end
diff --git a/db/migrate/20130215111141_populate_issues_closed_on.rb b/db/migrate/20130215111141_populate_issues_closed_on.rb
new file mode 100644
index 000000000..b2a828be4
--- /dev/null
+++ b/db/migrate/20130215111141_populate_issues_closed_on.rb
@@ -0,0 +1,25 @@
+class PopulateIssuesClosedOn < ActiveRecord::Migration
+  def up
+    closed_status_ids = IssueStatus.where(:is_closed => true).pluck(:id)
+    if closed_status_ids.any?
+      # First set closed_on for issues that have been closed once
+      closed_status_values = closed_status_ids.map {|status_id| "'#{status_id}'"}.join(',')
+      subselect = "SELECT MAX(#{Journal.table_name}.created_on)" +
+        " FROM #{Journal.table_name}, #{JournalDetail.table_name}" +
+        " WHERE #{Journal.table_name}.id = #{JournalDetail.table_name}.journal_id" +
+        " AND #{Journal.table_name}.journalized_type = 'Issue' AND #{Journal.table_name}.journalized_id = #{Issue.table_name}.id" +
+        " AND #{JournalDetail.table_name}.property = 'attr' AND #{JournalDetail.table_name}.prop_key = 'status_id'" +
+        " AND #{JournalDetail.table_name}.old_value NOT IN (#{closed_status_values})" +
+        " AND #{JournalDetail.table_name}.value IN (#{closed_status_values})"
+      Issue.update_all "closed_on = (#{subselect})"
+
+      # Then set closed_on for closed issues that weren't up updated by the above UPDATE
+      # No journal was found so we assume that they were closed on creation
+      Issue.update_all "closed_on = created_on", {:status_id => closed_status_ids, :closed_on => nil}
+    end
+  end
+
+  def down
+    Issue.update_all :closed_on => nil
+  end
+end
-- 
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