From 6551d3a56b681864377d80b2f4bd2c3f1dd3a045 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20B=C3=B6hmer?= <jan.h.boehmer@gmx.de>
Date: Sat, 10 Aug 2019 18:22:08 +0200
Subject: [PATCH] Disable download and view buttons for attachments with
 invalid file.

---
 templates/Parts/info/_attachments_info.html.twig | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/templates/Parts/info/_attachments_info.html.twig b/templates/Parts/info/_attachments_info.html.twig
index 669bb8fc..6c49cb63 100644
--- a/templates/Parts/info/_attachments_info.html.twig
+++ b/templates/Parts/info/_attachments_info.html.twig
@@ -35,8 +35,16 @@
             </td>
 
             <td><div class="btn-group" role="group" aria-label="Button group with nested dropdown">
-                    <a href="{{ attachment|entityURL('file_view') }}" target="_blank" class="btn btn-secondary" data-no-ajax title="{% trans %}attachment.view{% endtrans %}"><i class="fas fa-eye fa-fw"></i></a>
-                    <a href="{{ attachment|entityURL('file_download') }}" data-no-ajax class="btn btn-secondary" title="{% trans %}attachment.download{% endtrans %}"><i class="fas fa-download fa-fw"></i></a>
+                    <a href="{{ attachment|entityURL('file_view') }}" target="_blank"
+                       class="btn btn-secondary {% if not attachment_helper.fileExisting(attachment)  %}disabled{% endif %}"
+                       data-no-ajax title="{% trans %}attachment.view{% endtrans %}">
+                        <i class="fas fa-eye fa-fw"></i>
+                    </a>
+                    <a href="{{ attachment|entityURL('file_download') }}" data-no-ajax
+                       class="btn btn-secondary {% if not attachment_helper.fileExisting(attachment)  %}disabled{% endif %}"
+                       title="{% trans %}attachment.download{% endtrans %}">
+                        <i class="fas fa-download fa-fw"></i>
+                    </a>
 
                     <div class="btn-group" role="group">
                         <button id="btnGroupDrop1" type="button" class="btn btn-secondary dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false" data-boundary="window">