From 9d6aa00a44daebe4491c4777ac7f4a542e610195 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Wed, 4 Jan 2017 13:03:27 +0100
Subject: [PATCH] Hide QR-Code button if PHP-GD is not installed

Keep it as an optional dependency.
---
 program/steps/addressbook/show.inc   | 3 +++
 skins/classic/templates/contact.html | 2 ++
 skins/larry/templates/contact.html   | 2 ++
 3 files changed, 7 insertions(+)

diff --git a/program/steps/addressbook/show.inc b/program/steps/addressbook/show.inc
index da8f5bf90..0c5a2d611 100644
--- a/program/steps/addressbook/show.inc
+++ b/program/steps/addressbook/show.inc
@@ -42,7 +42,10 @@ if ($cid && ($record = ($CONTACT_RECORD ?: $CONTACTS->get_record($cid, true))))
 // get address book name (for display)
 rcmail_set_sourcename($CONTACTS);
 
+// Disable qr-code if php-gd is not installed
+$OUTPUT->set_env('qrcode', function_exists('imagecreate'));
 $OUTPUT->add_label('qrcode');
+
 $OUTPUT->add_handlers(array(
     'contacthead'    => 'rcmail_contact_head',
     'contactdetails' => 'rcmail_contact_details',
diff --git a/skins/classic/templates/contact.html b/skins/classic/templates/contact.html
index 2022a2ce0..3835222e1 100644
--- a/skins/classic/templates/contact.html
+++ b/skins/classic/templates/contact.html
@@ -21,7 +21,9 @@
   </div>
   <p>
     <roundcube:button command="edit" type="input" class="button" label="editcontact" condition="!ENV:readonly" />
+    <roundcube:if condition="env:qrcode" />
     <roundcube:button command="qrcode" type="input" class="button" label="qrcode" />
+    <roundcube:endif />
   </p>
 </div>
 <script type="text/javascript">rcube_init_tabs('contacttabs')</script>
diff --git a/skins/larry/templates/contact.html b/skins/larry/templates/contact.html
index de42e1a9d..252d83d45 100644
--- a/skins/larry/templates/contact.html
+++ b/skins/larry/templates/contact.html
@@ -25,7 +25,9 @@
 
 <div id="headerbuttons" class="formbuttons">
 	<roundcube:button command="edit" type="input" class="button mainaction" label="editcontact" condition="!ENV:readonly" />
+	<roundcube:if condition="env:qrcode" />
 	<roundcube:button command="qrcode" type="input" class="button" label="qrcode" />
+	<roundcube:endif />
 </div>
 
 <roundcube:include file="/includes/footer.html" />