Implement reply-to header configuration

aldryn_forms/contrib/email_notifications/cms_plugins.py

@@ -54,6 +54,7 @@ class ExistingEmailNotificationInline(admin.StackedInline):
                 'to_user',
                 ('to_name', 'to_email'),
                 ('from_name', 'from_email'),
+                ('reply_name', 'reply_email'),
             )
         }),
     )

aldryn_forms/contrib/email_notifications/migrations/0005_auto_20190404_1610.py

@@ -0,0 +1,23 @@
+# Generated by Django 2.1.5 on 2019-04-04 16:10
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('email_notifications', '0004_auto_20190104_1242'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='emailnotification',
+            name='reply_email',
+            field=models.CharField(blank=True, max_length=200, verbose_name='reply email'),
+        ),
+        migrations.AddField(
+            model_name='emailnotification',
+            name='reply_name',
+            field=models.CharField(blank=True, max_length=200, verbose_name='reply name'),
+        ),
+    ]

aldryn_forms/contrib/email_notifications/models.py

@@ -94,6 +94,16 @@ class Meta:
         max_length=200,
         blank=True
     )
+    reply_name = models.CharField(
+        verbose_name=_('reply name'),
+        max_length=200,
+        blank=True
+    )
+    reply_email = models.CharField(
+        verbose_name=_('reply email'),
+        max_length=200,
+        blank=True
+    )
     subject = models.CharField(
         verbose_name=_("subject"),
         max_length=200,
@@ -208,7 +218,16 @@ def get_email_kwargs(self, form):
                 from_email = formataddr((from_name, from_email))
 
             kwargs['from_email'] = from_email
-            kwargs['reply_to'] = [from_email]
+
+        if self.reply_email:
+            reply_email = render(self.reply_email)
+
+            if self.reply_name:
+                reply_name = render(self.reply_name)
+                reply_email = formataddr((reply_name, reply_email))
+
+            kwargs['reply_to'] = [reply_email]
+
         return kwargs
 
     def prepare_email(self, form):

aldryn_forms/migrations/0013_auto_20190404_1610.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.1.5 on 2019-04-04 16:10
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('aldryn_forms', '0012_auto_20190104_1242'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='formplugin',
+            name='action_backend',
+            field=models.CharField(choices=[('none', 'None'), ('default', 'Default'), ('email_only', 'Email only')], default='default', max_length=15, verbose_name='Action backend'),
+        ),
+    ]