allows overriding email urls using settings

djoser/conf.py

@@ -74,6 +74,9 @@ def __getattribute__(self, item):
             "username_reset": "djoser.email.UsernameResetEmail",
         }
     ),
+    "EMAIL_FRONTEND_DOMAIN": None,
+    "EMAIL_FRONTEND_PROTOCOL": None,
+    "EMAIL_FRONTEND_SITE_NAME": None,
     "CONSTANTS": ObjDict({"messages": "djoser.constants.Messages"}),
     "LOGOUT_ON_PASSWORD_CHANGE": False,
     "CREATE_SESSION_ON_LOGIN": False,

djoser/email.py

@@ -5,7 +5,21 @@
 from djoser.conf import settings
 
 
-class ActivationEmail(BaseEmailMessage):
+class BaseDjoserEmail(BaseEmailMessage):
+    def get_context_data(self):
+        context = super().get_context_data()
+        overridable = {
+            "protocol": settings.EMAIL_FRONTEND_PROTOCOL,
+            "domain": settings.EMAIL_FRONTEND_DOMAIN,
+            "site_name": settings.EMAIL_FRONTEND_SITE_NAME,
+        }
+        for context_key, context_value in overridable.items():
+            if context_value:
+                context.update({context_key: context_value})
+        return context
+
+
+class ActivationEmail(BaseDjoserEmail):
     template_name = "email/activation.html"
 
     def get_context_data(self):
@@ -19,11 +33,11 @@ def get_context_data(self):
         return context
 
 
-class ConfirmationEmail(BaseEmailMessage):
+class ConfirmationEmail(BaseDjoserEmail):
     template_name = "email/confirmation.html"
 
 
-class PasswordResetEmail(BaseEmailMessage):
+class PasswordResetEmail(BaseDjoserEmail):
     template_name = "email/password_reset.html"
 
     def get_context_data(self):
@@ -37,15 +51,15 @@ def get_context_data(self):
         return context
 
 
-class PasswordChangedConfirmationEmail(BaseEmailMessage):
+class PasswordChangedConfirmationEmail(BaseDjoserEmail):
     template_name = "email/password_changed_confirmation.html"
 
 
-class UsernameChangedConfirmationEmail(BaseEmailMessage):
+class UsernameChangedConfirmationEmail(BaseDjoserEmail):
     template_name = "email/username_changed_confirmation.html"
 
 
-class UsernameResetEmail(BaseEmailMessage):
+class UsernameResetEmail(BaseDjoserEmail):
     template_name = "email/username_reset.html"
 
     def get_context_data(self):

testproject/testapp/tests/test_email.py

@@ -0,0 +1,32 @@
+from django.conf import settings
+from django.test.testcases import SimpleTestCase
+from django.test.utils import override_settings
+from djoser.email import BaseDjoserEmail
+
+
+class BaseDjoserEmailTestCase(SimpleTestCase):
+    @override_settings(DJOSER=dict())
+    def test_base_djoser_email_get_context_data_with_no_settings_uses_defaults(self):
+        base_djoser_email = BaseDjoserEmail()
+        context_produced_without_settings = base_djoser_email.get_context_data()
+        default_context = super(BaseDjoserEmail, base_djoser_email).get_context_data()
+        self.assertEqual(context_produced_without_settings, default_context)
+
+    @override_settings(
+        DJOSER=dict(
+            settings.DJOSER,
+            **{
+                "EMAIL_FRONTEND_DOMAIN": "my_domain",
+                "EMAIL_FRONTEND_SITE_NAME": "my_site_name",
+                "EMAIL_FRONTEND_PROTOCOL": "https",
+            },
+        )
+    )
+    def test_base_djoser_email_get_context_data_overrides_defaults_correctly(self):
+        base_djoser_email = BaseDjoserEmail()
+        context_produced_using_settings = base_djoser_email.get_context_data()
+        self.assertEqual(context_produced_using_settings.get("domain"), "my_domain")
+        self.assertEqual(
+            context_produced_using_settings.get("site_name"), "my_site_name"
+        )
+        self.assertEqual(context_produced_using_settings.get("protocol"), "https")