Make sponsor logos required, but fail gracefully when there isn't one

events/migrations/0046_require_sponsor_logo.py

@@ -0,0 +1,19 @@
+# Generated by Django 2.0 on 2018-09-26 22:14
+
+from django.db import migrations
+import imagekit.models.fields
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('events', '0045_change_field_help_text'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='sponsor',
+            name='logo',
+            field=imagekit.models.fields.ProcessedImageField(help_text='Will be scaled and cropped to max 250x200 px.', upload_to='sponsors', verbose_name='Logo'),
+        ),
+    ]

events/models/profiles.py

@@ -293,7 +293,7 @@ class Sponsor(models.Model):
                                            upload_to='sponsors',
                                            processors=[ResizeToFit(250, 200)],
                                            format='PNG',
-                                           blank=True)
+                                           blank=False)
     def __str__(self):
         return self.name
 

get_together/templates/get_together/events/manage_event_sponsors.html

@@ -42,7 +42,11 @@
                           <div class="card mb-1 box-shadow">
                             <div class="card-banner align-items-center">
                                 <a class="card-link" href="{{sponsor.web_url}}">
+                                {% if sponsor.logo %}
                                 <img class="card-img-top" src="{{sponsor.logo.url}}">
+                                {% else %}
+                                {{sponsor.name}}
+                                {% endif %}
                                 </a>
                             </div>
                             <div class="card-body">

get_together/templates/get_together/events/show_event.html

@@ -277,7 +277,11 @@ textarea {
                 {% for sponsor in sponsor_list %}
                 <div class="row mb-3">
                     <div class="col">
-                        <a href="{{sponsor.web_url}}" target="_blank"><img src="{{sponsor.logo.url}}" alt="{{sponsor.name}} Logo" title="{{sponsor.name}}"></a>
+                        {% if sponsor.logo %}
+                            <a href="{{sponsor.web_url}}" target="_blank"><img src="{{sponsor.logo.url}}" alt="{{sponsor.name}} Logo" title="{{sponsor.name}}"></a>
+                        {% else %}
+                            <a href="{{sponsor.web_url}}" target="_blank">{{sponsor.name}}</a>
+                        {% endif %}
                     </div>
                 </div>
                 {% endfor %}