revised multiple LAN support

Author: jakewmeyer

ip_utils/ip.rb

@@ -17,14 +17,7 @@ def network_info
 
   # Grabs assigned IP and formats it.
   begin
-    lan_array = Socket.ip_address_list.select{|intf| intf.ipv4_private?}
-    lan1 = lan_array[0].ip_address
-    lan2 = lan_array[1]
-
-    if lan2.nil?
-    else
-      lan2 = lan2 = lan_array[1].ip_address
-    end
+    lans = Socket.ip_address_list.select{|intf| intf.ipv4_private?}.map { |intf| intf.ip_address }
   rescue
     puts "Cant find LAN"
     exit(1)
@@ -46,26 +39,14 @@ def network_info
     exit(1)
   end
 
-  if lan2.nil?
-    puts
-    puts "======================"
-    puts "| WAN: #{response}"
-    puts "| LAN: #{lan1}"
-    puts "| ROUTER: #{router}"
-    puts "| DNS: #{dns}"
-    puts "======================"
-    puts
-  else
-    puts
-    puts "======================"
-    puts "| WAN: #{response}"
-    puts "| LAN 1: #{lan1}"
-    puts "| LAN 2: #{lan2}"
-    puts "| ROUTER: #{router}"
-    puts "| DNS: #{dns}"
-    puts "======================"
-    puts
-  end
+  puts
+  puts "======================"
+  puts "| WAN: #{response}"
+  puts "| LAN(s): #{lans.join(', ')}"
+  puts "| ROUTER: #{router}"
+  puts "| DNS: #{dns}"
+  puts "======================"
+  puts
 end
 
 network_info