Add refused-email view

app/dashboard/__init__.py

@@ -17,4 +17,5 @@ from .views import (
     mailbox,
     deleted_alias,
     mailbox_detail,
+    refused_email,
 )

app/dashboard/templates/dashboard/refused_email.html

@@ -0,0 +1,39 @@
+{% extends 'default.html' %}
+
+{% block title %}
+  Refused Emails
+{% endblock %}
+
+{% set active_page = "setting" %}
+
+{% block default_content %}
+  <div style="max-width: 60em; margin: auto">
+    <h1 class="h3 mb-5"> Refused Emails </h1>
+
+    {% if fels|length == 0 %}
+      <div class="my-4 p-4 card">
+        You don't have any refused email.
+      </div>
+    {% endif %}
+
+    {% for fel in fels %}
+      {% set refused_email = fel.refused_email %}
+      {% set forward = fel.forward %}
+
+      <div class="card p-4 shadow-sm {% if fel.id == highlight_fel_id %} highlight-row {% endif %}">
+        From: {{ forward.website_from or forward.website_email }} <br>
+        To: {{ forward.gen_email.email }} <br>
+        <div class="small-text">
+          Sent {{ refused_email.created_at | dt }}
+        </div>
+
+
+        <a href="{{ refused_email.get_url() }}" class="mt-4">View →</a>
+        <div class="small-text">This will download a ".eml" file that you can open in your favorite email client</div>
+
+      </div>
+    {% endfor %}
+
+
+  </div>
+{% endblock %}

app/dashboard/templates/dashboard/setting.html

@@ -183,6 +183,25 @@
       </div>
     </div>
 
+   <div class="card">
+      <div class="card-body">
+        <div class="card-title">Refused Emails
+          <div class="small-text mt-1 mb-3" style="max-width: 40rem">
+            When an email sent to your alias is classified as spam or refused by your email provider,
+            it usually means your alias has been leaked to a spammer. <br>
+            In this case SimpleLogin will keep a copy of this email (so it isn't lost)
+            and notify you so you can take a look at its content and take appropriate actions. <br>
+
+            The emails are deleted in 7 days.
+            This is an exceptional case where SimpleLogin stores the email.
+          </div>
+        </div>
+        <a href="{{ url_for('dashboard.refused_email_route') }}" class="btn btn-outline-primary">
+          See refused emails
+        </a>
+      </div>
+    </div>
+
     <div class="card">
       <div class="card-body">
         <div class="card-title">Export Data

app/dashboard/views/refused_email.py

@@ -0,0 +1,30 @@
+from flask import render_template, request
+from flask_login import login_required
+
+from app.dashboard.base import dashboard_bp
+from app.models import ForwardEmailLog
+
+
+@dashboard_bp.route("/refused_email", methods=["GET", "POST"])
+@login_required
+def refused_email_route():
+    # Highlight a refused email
+    highlight_fel_id = request.args.get("highlight_fel_id")
+    if highlight_fel_id:
+        highlight_fel_id = int(highlight_fel_id)
+
+    fels: [ForwardEmailLog] = ForwardEmailLog.query.filter(
+        ForwardEmailLog.refused_email_id != None
+    ).all()
+
+    # make sure the highlighted fel is the first fel
+    highlight_index = None
+    for ix, fel in enumerate(fels):
+        if fel.id == highlight_fel_id:
+            highlight_index = ix
+            break
+
+    if highlight_index:
+        fels.insert(0, fels.pop(highlight_index))
+
+    return render_template("dashboard/refused_email.html", **locals())