From 54f57e153155716cf8d082f6fa732e7c69aea0a7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tom=C3=A1=C5=A1=20Ml=C3=A1dek?= <t@mldk.cz>
Date: Wed, 15 Apr 2020 21:22:09 +0200
Subject: [PATCH] fix random crash if no documents present

---
 sdbs_pile/pile/templates/front_intro.html | 32 ++++++++++++-----------
 sdbs_pile/pile/views.py                   |  2 +-
 2 files changed, 18 insertions(+), 16 deletions(-)

diff --git a/sdbs_pile/pile/templates/front_intro.html b/sdbs_pile/pile/templates/front_intro.html
index 108c6a5..dc6f928 100644
--- a/sdbs_pile/pile/templates/front_intro.html
+++ b/sdbs_pile/pile/templates/front_intro.html
@@ -10,23 +10,25 @@
             postupně dávat ty nejdůležitější nebo nejzajímavější věci, zatim se o tom ale nikde moc nešiřte.</p>
         <p class="intro sign">/-\</p>
     </div>
-    <div class="text">
-        <h2>Random document</h2>
-        <div class="random-document">
-            <a href="{% url 'pile:document' random_document.id %}">
-                <span>#{{ random_document.id }}: {{ random_document.title }}</span>
+    {% if random_document %}
+        <div class="text">
+            <h2>Random document</h2>
+            <div class="random-document">
+                <a href="{% url 'pile:document' random_document.id %}">
+                    <span>#{{ random_document.id }}: {{ random_document.title }}</span>
 
-                <div class="index-listing-desc">
-                    {% if random_document.tags.count > 0 %}
-                        <div class="random-tags">Filed under: {{ random_document.tags.all | join:" / " }}</div>
-                    {% endif %}
-                </div>
-                <div class="index-listing-desc">
-                    {{ random_document.html_description | safe }}
-                </div>
-            </a>
+                    <div class="index-listing-desc">
+                        {% if random_document.tags.count > 0 %}
+                            <div class="random-tags">Filed under: {{ random_document.tags.all | join:" / " }}</div>
+                        {% endif %}
+                    </div>
+                    <div class="index-listing-desc">
+                        {{ random_document.html_description | safe }}
+                    </div>
+                </a>
+            </div>
         </div>
-    </div>
+    {% endif %}
 
     <div class="text recent-additions">
         <h2>Recent additions</h2>
diff --git a/sdbs_pile/pile/views.py b/sdbs_pile/pile/views.py
index 7f4fee6..4200dc6 100644
--- a/sdbs_pile/pile/views.py
+++ b/sdbs_pile/pile/views.py
@@ -51,7 +51,7 @@ class IndexView(BasePileView):
 
         return {
             'recent_documents': self.documents.order_by('-uploaded')[:5],
-            'random_document': choice(self.documents.all()[5:]),
+            'random_document': choice(self.documents.all()[5:]) if self.documents.count() > 0 else None,
             **base_context_data
         }