From b315d48432416e9cf9f9c150912fb77592f67ed0 Mon Sep 17 00:00:00 2001
From: Martin Fenner <martin.fenner@datacite.org>
Date: Sun, 10 Mar 2019 19:06:01 +0100
Subject: [PATCH] provide fallback index field for malformed dates. #215

---
 app/models/doi.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/models/doi.rb b/app/models/doi.rb
index 4b8f965c3..ca944bd0b 100644
--- a/app/models/doi.rb
+++ b/app/models/doi.rb
@@ -178,7 +178,7 @@ class Doi < ActiveRecord::Base
       awardTitle: { type: :keyword }
     }
     indexes :dates,                          type: :object, properties: {
-      date: { type: :date, format: "yyyy-MM-dd||yyyy-MM||yyyy", ignore_malformed: true },
+      date: { type: :date, format: "date_optional_time", ignore_malformed: true, fields: { raw: { type: :text }} },
       dateType: { type: :keyword }
     }
     indexes :geo_locations,                  type: :object, properties: {