events: improve information sent in notification emails

authentik/events/models.py

@@ -272,17 +272,24 @@ class NotificationTransport(models.Model):
 
     def send_email(self, notification: "Notification") -> list[str]:
         """Send notification via global email configuration"""
-        body_trunc = (
-            (notification.body[:75] + "..")
-            if len(notification.body) > 75
-            else notification.body
-        )
+        subject = "authentik Notification: "
+        key_value = {}
+        if notification.event:
+            subject += notification.event.action
+            for key, value in notification.event.context.items():
+                if not isinstance(value, str):
+                    continue
+                key_value[key] = value
+        else:
+            subject += notification.body[:75]
         mail = TemplateEmailMessage(
-            subject=f"authentik Notification: {body_trunc}",
+            subject=subject,
             template_name="email/generic.html",
             to=[notification.user.email],
             template_context={
+                "title": subject,
                 "body": notification.body,
+                "key_value": key_value,
             },
         )
         # Email is sent directly here, as the call to send() should have been from a task.

authentik/stages/email/templates/email/generic.html

@@ -1,5 +1,7 @@
 {% extends "email/base.html" %}
 
+{% load i18n %}
+
 {% block content %}
 <tr>
     <td class="alert alert-brand">
@@ -14,6 +16,29 @@
                     {{ body }}
                 </td>
             </tr>
+            {% if key_value %}
+            <tr>
+                <td class="content-block aligncenter">
+                    <table class="invoice">
+                        <tr>
+                            <td>{% trans "Additional Information" %}</td>
+                        </tr>
+                        <tr>
+                            <td>
+                                <table class="invoice-items" cellpadding="0" cellspacing="0">
+                                    {% for key, value in key_value.items %}
+                                    <tr>
+                                        <td>{{ key }}</td>
+                                        <td class="alignright">{{ value }}</td>
+                                    </tr>
+                                    {% endfor %}
+                                </table>
+                            </td>
+                        </tr>
+                    </table>
+                </td>
+            </tr>
+            {% endif %}
         </table>
     </td>
 </tr>

web/src/pages/events/EventInfoPage.ts

@@ -2,6 +2,7 @@ import { gettext } from "django";
 import { css, CSSResult, customElement, html, LitElement, property, TemplateResult } from "lit-element";
 import { Event } from "../../api/Events";
 import { COMMON_STYLES } from "../../common/styles";
+import "./EventInfo";
 
 @customElement("ak-event-info-page")
 export class EventInfoPage extends LitElement {