1 files changed, 45 insertions, 0 deletions
diff --git a/db/migrate/20151209145909_migrate_ci_emails.rb b/db/migrate/20151209145909_migrate_ci_emails.rb
new file mode 100644
index 00000000000..7f330a2cf0a
--- /dev/null
+++ b/db/migrate/20151209145909_migrate_ci_emails.rb
@@ -0,0 +1,45 @@
+class MigrateCiEmails < ActiveRecord::Migration
+  include Gitlab::Database
+
+  def up
+    # This inserts a new service: BuildsEmailService
+    # It "manually" constructs the properties (JSON-encoded)
+    # Migrating all ci_projects e-mail related columns
+    execute(
+      'INSERT INTO services (project_id, type, created_at, updated_at, active, push_events, issues_events, merge_requests_events, tag_push_events, note_events, build_events, properties) ' \
+      "SELECT projects.id, 'BuildsEmailService', ci_services.created_at, ci_services.updated_at, " \
+      "#{true_value}, #{false_value}, #{false_value}, #{false_value}, #{false_value}, #{false_value}, #{true_value}, " \
+      "CONCAT('{\"notify_only_broken_builds\":\"', #{convert_bool('ci_projects.email_only_broken_builds')}, " \
+      "'\",\"add_pusher\":\"', #{convert_bool('ci_projects.email_add_pusher')}, " \
+      "'\",\"recipients\":\"', #{escape_text('ci_projects.email_recipients')}, " \
+      "'\"}') " \
+      'FROM ci_services ' \
+      'JOIN ci_projects ON ci_services.project_id = ci_projects.id ' \
+      'JOIN projects ON ci_projects.gitlab_id = projects.id ' \
+      "WHERE ci_services.type = 'Ci::MailService' AND ci_services.active"
+    )
+  end
+
+  def down
+  end
+
+  # This function escapes double-quotes and slash
+  def escape_text(name)
+    if Gitlab::Database.postgresql?
+      "REPLACE(REPLACE(#{name}, '\\', '\\\\'), '\"', '\\\"')"
+    else
+      "REPLACE(REPLACE(#{name}, '\\\\', '\\\\\\\\'), '\\\"', '\\\\\\\"')"
+    end
+  end
+
+  # This function returns 0 or 1 for column
+  def convert_bool(name)
+    if Gitlab::Database.postgresql?
+      # PostgreSQL uses BOOLEAN type
+      "CASE WHEN #{name} IS TRUE THEN '1' ELSE '0' END"
+    else
+      # MySQL uses TINYINT
+      "#{name}"
+    end
+  end
+end