i2p: Show port forwarding information

Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>

plinth/modules/i2p/__init__.py

@@ -60,6 +60,12 @@ proxies_service = None
 
 manual_page = 'I2P'
 
+port_forwarding_info = [
+    ('TCP', 4444),
+    ('TCP', 4445),
+    ('TCP', 6668),
+]
+
 tunnels_to_manage = {
     'I2P HTTP Proxy': 'i2p-http-proxy-freedombox',
     'I2P HTTPS Proxy': 'i2p-https-proxy-freedombox',

plinth/modules/i2p/templates/i2p.html

@@ -49,6 +49,8 @@
     {% endif %}
   {% endblock %}
 
+  {% include "port-forwarding-info.html" with service_name=title %}
+
   <h3>{% trans "Configuration" %}</h3>
 
   <form class="form form-configuration" method="post">

plinth/modules/i2p/views.py

@@ -56,6 +56,7 @@ class I2PServiceView(ServiceView):
         context['clients'] = i2p.clients
         context['manual_page'] = i2p.manual_page
         context['subsubmenu'] = subsubmenu
+        context['port_forwarding_info'] = i2p.port_forwarding_info
         return context