LuCI modifications

LuCI function error

-- Dans le fichier /usr/lib/lua/luci/view/themes/commotion/header.htm, à la ligne 101

-- ==========
---- Le code suivant donne l'erreur: "Status: 500 Internal Server Error [...] 65: attempt to index local 'iface' (a nil value)"
function(s)
       if s and s.mode and s.mode == "adhoc" and s.network then
              local iface = conn:call("network.interface."..s.network, "status", {})
              if s.proto == "babel" then
                      mesh_ip = sys.exec("ip addr show dev '"..iface["l3_device"].."' | sed -e's/^.*inet6 \\([^ ]*\\)\\/.*$/\\1/;t;d'")
              else -- We keep the old behaviour before babel integration
                      if iface ~= nil and iface["ipv4-address"] then
                              if iface["ipv4-address"][1] and iface["ipv4-address"][1].address then
                                      mesh_ip = iface["ipv4-address"][1].address
                              else
                                      mesh_ip = "Unknown"
                              end
                      elseif mesh_ip == "None" then
                              mesh_ip = "Unknown"
                      end
              end
       end
end
-- ==========
---- Le code suivant casse le CSS et donne l'erreur: "error on line 267 at column 8: Opening and ending tag mismatch: div line 0 and form" puis plus tard l'erreur suivante arrive:
-----	/usr/lib/lua/luci/dispatcher.lua:448: Failed to execute cbi dispatcher target for entry '/commotion/setup_wizard'.
-----	The called action terminated with an exception:
-----	/usr/lib/lua/luci/cbi.lua:600: Invalid state
-----	stack traceback:
-----		[C]: in function 'assert'
-----		/usr/lib/lua/luci/dispatcher.lua:448: in function 'dispatch'
-----		/usr/lib/lua/luci/dispatcher.lua:195: in function </usr/lib/lua/luci/dispatcher.lua:194>
function(s)
       if s and s.mode and s.mode == "adhoc" and s.network then
              local iface = conn:call("network.interface."..s.network, "status", {})
              if iface ~= nil then
                      if s.proto == "babel" then
                              if iface["l3_device"] ~= nil then
                                      mesh_ip = sys.exec("ip addr show dev '"..iface["l3_device"].."' | sed -e's/^.*inet6 \\([^ ]*\\)\\/.*$/\\1/;t;d'"
                              else
                                      mesh_ip = "Unknown"
                              end
                      else -- We keep the old behaviour before babel integration
                              if iface ~= nil and iface["ipv4-address"] then
                                      if iface["ipv4-address"][1] and iface["ipv4-address"][1].address then
                                              mesh_ip = iface["ipv4-address"][1].address
                                      else
                                              mesh_ip = "Unknown"
                                      end
                              elseif mesh_ip == "None" then
                                      mesh_ip = "Unknown"
                              end
                      end
              end
       end
end
-- ==========
---- Et ce code la fait fonctionner le setup-wizard
function(s)
 if s and s.mode and s.mode == "adhoc" and s.network then
  local iface = conn:call("network.interface."..s.network, "status", {})
  if iface ~= nil and iface["ipv4-address"] then
     if iface["ipv4-address"][1] and iface["ipv4-address"][1].address then
        mesh_ip = iface["ipv4-address"][1].address
     elseif iface["ipv6-address"][1] and iface["ipv6-address"][1].address then
        mesh_ip = iface["ipv6-address"][1].address
     else
      mesh_ip = "Unknown"
     end
  elseif mesh_ip == "None" then
     mesh_ip = "Unknown"
  end
 end
end