gluon-config-mode-mesh-vpn: add extra message if mesh-VPN was not selected

This was introduced in ffhh-packages at https://github.com/freifunkhamburg/ffhh-packages/tree/master/gluon-config-mode-reboot-ffhh

docs/site-example/i18n/de.po

@@ -31,6 +31,13 @@ msgstr ""
 "<%= pubkey %>"
 "</div>"
 
+msgid "gluon-config-mode:novpn"
+msgstr ""
+"<p><div class=\"the-key\">Du hast ausgewählt, <strong>kein Mesh-VPN</strong> "
+"zu nutzen. Dein Knoten kann also nur dann eine Verbindung zum Freifunk Netz "
+"aufbauen, wenn andere Freifunk-Router in WLAN-Reichweite sind."
+"</div></p>"
+
 msgid "gluon-config-mode:reboot"
 msgstr ""
 "<p>Dein Knoten startet gerade neu und wird anschließend versuchen, "

docs/site-example/i18n/en.po

@@ -28,6 +28,12 @@ msgstr ""
 "<%= pubkey %>"
 "</div>"
 
+msgid "gluon-config-mode:novpn"
+msgstr ""
+"<p><div class=\"the-key\">You have selected <strong>not</strong> to use the mesh VPN. "
+"Your node will only be able to connect to the Freifunk network if other nodes in reach "
+"already have a connection.</div></p>"
+
 msgid "gluon-config-mode:reboot"
 msgstr ""
 "<p>The node is currently rebooting and will try to connect to other "

docs/site-example/i18n/fr.po

@@ -31,6 +31,12 @@ msgstr ""
 "<%= pubkey %>"
 "</div>"
 
+msgid "gluon-config-mode:novpn"
+msgstr ""
+"<p><div class=\"the-key\">Vous avez choisi de <strong>ne pas utiliser</strong> "
+"le réseau VPN. Votre nœud ne pourra se connecter au réseau Freifunk que si "
+"d'autres nœuds à portée ont déjà une connexion.</div></p>"
+
 msgid "gluon-config-mode:reboot"
 msgstr ""
 "<p>Votre nœud es en train de redémarrer et va ensuite éssayer de se connecter "

docs/site-example/i18n/gluon-site.pot

@@ -7,6 +7,9 @@ msgstr ""
 msgid "gluon-config-mode:pubkey"
 msgstr ""
 
+msgid "gluon-config-mode:novpn"
+msgstr ""
+
 msgid "gluon-config-mode:reboot"
 msgstr ""
 

docs/user/site.rst

@@ -364,6 +364,9 @@ gluon-config-mode:welcome
 gluon-config-mode:pubkey
     Information about the public VPN key on the reboot page.
 
+gluon-config-mode:novpn
+    Information shown on the reboot page, if the mesh VPN was not selected.
+
 gluon-config-mode:altitude-label
     Label for the ``altitude`` field
 

package/gluon-config-mode-mesh-vpn/luasrc/lib/gluon/config-mode/reboot/0100-mesh-vpn.lua

@@ -1,33 +1,34 @@
 local uci = luci.model.uci.cursor()
 local meshvpn_enabled = uci:get("fastd", "mesh_vpn", "enabled", "0")
 
+local i18n = require "luci.i18n"
+local util = require "luci.util"
+
+local gluon_luci = require 'gluon.luci'
+local site = require 'gluon.site_config'
+local sysconfig = require 'gluon.sysconfig'
+
+local pretty_hostname = require 'pretty_hostname'
+
+local pubkey = ""
+local hostname = pretty_hostname.get(uci)
+local contact = uci:get_first("gluon-node-info", "owner", "contact")
+
 if meshvpn_enabled ~= "1" then
-  return nil
+  local msg = i18n.translate('gluon-config-mode:novpn')
 else
-  local i18n = require "luci.i18n"
+  pubkey = util.trim(util.exec("/etc/init.d/fastd show_key " .. "mesh_vpn"))
-  local util = require "luci.util"
-
-  local gluon_luci = require 'gluon.luci'
-  local site = require 'gluon.site_config'
-  local sysconfig = require 'gluon.sysconfig'
-
-  local pretty_hostname = require 'pretty_hostname'
-
-  local pubkey = util.trim(util.exec("/etc/init.d/fastd show_key " .. "mesh_vpn"))
-  local hostname = pretty_hostname.get(uci)
-  local contact = uci:get_first("gluon-node-info", "owner", "contact")
-
   local msg = i18n.translate('gluon-config-mode:pubkey')
-
+end
-  return function ()
+
-    luci.template.render_string(msg, {
+return function ()
-      pubkey = pubkey,
+  luci.template.render_string(msg, {
-      hostname = hostname,
+    pubkey = pubkey,
-      site = site,
+    hostname = hostname,
-      sysconfig = sysconfig,
+    site = site,
-      contact = contact,
+    sysconfig = sysconfig,
-      escape = gluon_luci.escape,
+    contact = contact,
-      urlescape = gluon_luci.urlescape,
+    escape = gluon_luci.escape,
-    })
+    urlescape = gluon_luci.urlescape,
-  end
+  })
 end