From 272f2c578c295fd9afb1791ed86dd2b191278465 Mon Sep 17 00:00:00 2001
From: Oliver Kopp <kopp.dev@gmail.com>
Date: Sun, 25 Feb 2018 22:02:08 +0100
Subject: [PATCH] Improve norul handling

---
 CHANGELOG.md      | 2 ++
 authorarchive.sty | 8 +++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index d4dd498..f3fabd1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Changed
 - Updated LNCS output to the requirements of [Springer's Consent to Publish v3](http://resource-cms.springer.com/springer-cms/rest/v1/content/731196/data/v3).
+- If `nourl` is active, the DOI is used as link for the QR code.
+- Text is centered if no QR code (`nourl` + no DOI) is generated.
 
 ## [1.0.0] - 2018-02-21
 ### Added
diff --git a/authorarchive.sty b/authorarchive.sty
index 029f8a8..25a7136 100644
--- a/authorarchive.sty
+++ b/authorarchive.sty
@@ -201,7 +201,13 @@
 \AddToShipoutPicture*{%
   \setlength{\unitlength}{1mm}%
   \authorat{%
-    \ifAA@nourl\relax\else%
+    \ifAA@nourl%
+       \ifx\AA@doi\@empty%
+         \hspace{0.585cm}
+       \else%
+          \raisebox{.5cm}[.5cm]{\qrcode[hyperlink,height=1.17cm,padding]{https://doi.org/\AA@doi}}%
+        \fi%
+    \else%
       \raisebox{.5cm}[.5cm]{\qrcode[hyperlink,height=1.17cm,padding]{\AA@baseurl/\AA@key\AA@suffix}}%
     \fi%
     \authorcrfont\parbox[b]{\AA@width-1.4cm}{