Setting for original message upload_to

Also changed the default from "messages" to separate-by-date
directories "mailbox_messages/%Y/%m/%d/"

django_mailbox/migrations/0010_alter_message_eml.py

@@ -0,0 +1,19 @@
+# Generated by Django 5.1.6 on 2025-12-18 12:54
+
+import django_mailbox.utils
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('django_mailbox', '0009_alter_message_eml'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='message',
+            name='eml',
+            field=models.FileField(blank=True, help_text='Original full content of message', null=True, upload_to=django_mailbox.utils.get_original_message_save_path, verbose_name='Raw message contents'),
+        ),
+    ]

django_mailbox/models.py

@@ -593,7 +593,7 @@ class Message(models.Model):
         _('Raw message contents'),
         null=True,
         blank=True,
-        upload_to="messages",
+        upload_to=utils.get_original_message_save_path,
         help_text=_('Original full content of message')
     )
     objects = models.Manager()

django_mailbox/utils.py

@@ -62,6 +62,11 @@ def get_settings():
             'DJANGO_MAILBOX_ORIGINAL_MESSAGE_COMPRESSION',
             6
         ),
+        'original_message_upload_to': getattr(
+            settings,
+            'DJANGO_MAILBOX_ORIGINAL_MESSAGE_UPLOAD_TO',
+            'mailbox_messages/%Y/%m/%d/'
+        ),
         'default_charset': getattr(
             settings,
             'DJANGO_MAILBOX_DEFAULT_CHARSET',
@@ -138,10 +143,7 @@ def get_body_from_message(message, maintype, subtype):
     return body
 
 
-def get_attachment_save_path(instance, filename):
+def _get_save_path(filename, path):
-    settings = get_settings()
-
-    path = settings['attachment_upload_to']
     if '%' in path:
         path = datetime.datetime.utcnow().strftime(path)
 
@@ -149,3 +151,15 @@ def get_attachment_save_path(instance, filename):
         path,
         filename,
     )
+
+def get_attachment_save_path(instance, filename):
+    settings = get_settings()
+
+    path = settings['attachment_upload_to']
+    return _get_save_path(filename, path)
+
+def get_original_message_save_path(instance, filename):
+    settings = get_settings()
+
+    path = settings['original_message_upload_to']
+    return _get_save_path(filename, path)

docs/topics/appendix/settings.rst

@@ -81,6 +81,15 @@ Settings
   * Type: ``boolean``
   * Controls whether or not we store original messages in ``eml`` field
 
+* ``DJANGO_MAILBOX_ORIGINAL_MESSAGE_UPLOAD_TO``
+
+  * Default: ``mailbox_messages/%Y/%m/%d/``
+  * Type: ``string``
+  * If original messages saving is enabled, they will be saved to this location.
+    Specifies the ``upload_to`` setting for the eml FileField. For more on
+    FileFields and upload_to, see the
+    `Django docs <https://docs.djangoproject.com/en/dev/topics/http/file-uploads/#handling-uploaded-files-with-a-model>`__
+
 * ``DJANGO_MAILBOX_DEFAULT_CHARSET``
 
   * Default: ``iso8859-1``