Removed security field, detection is not error proof for all tools.

lib/airport.js

@@ -30,8 +30,7 @@ function parseOutput(str, callback) {
         'ssid'    : lines[i].substr(0, macStart).trim(),
         'mac'     : elements[0].trim(),
         'channel' : parseInt(elements[2].trim(), 10),
-        'rssi'    : parseInt(elements[1].trim()),
-        'security': elements[3].trim()
+        'rssi'    : parseInt(elements[1].trim())
       });
     }
   }

lib/iwlist.js

@@ -32,11 +32,10 @@ function parseOutput(str, callback) {
           // SSID
           if (line.indexOf('ESSID:') > 0) {
             network.ssid = _.trim(line.split(':')[1], '"');
-          }
-
-          // Security
-          else if (_.startsWith(line.trim(), 'IE:')) {
-            network.security = line.split(':')[1].trim();
+            if (_.startsWith(network.ssid, '\\x00')) {
+              // The raspi 3 interprets a string terminator as character, it's an empty SSID
+              network.ssid = '';
+            }
           }
 
           // Channel, an ugly thing to get it

lib/netsh.js

@@ -61,12 +61,12 @@ function parseOutput(str, callback) {
           // Network signal strength, identified by '%'
           var level = parseInt(lines[t].split(':')[1].split('%')[0].trim(), 10);
 
-          network.signal_level = (level / 2) - 100;
+          network.rssi = (level / 2) - 100;
         }
         else if (!network.channel) {
           // A tricky one: the channel is the first one having just ONE number. Set only
           // if the channel is not already set ("Basic Rates" can be a single number also)
-          if (regexChannel.exec(lines[t])) {
+          if (regexChannel.exec(lines[t].trim())) {
             network.channel = parseInt(lines[t].split(':')[1].trim());
           }
         }

lib/nmcli.js

@@ -31,8 +31,7 @@ function parseOutput(str, callback) {
         'ssid'    : _.trim(lines[i].substr(0, macStart), ' \''),
         'mac'     : elements[0].trim(),
         'channel' : parseInt(elements[2].trim(), 10),
-        'rssi'    : parseInt(elements[1].trim()),
-        'security': 'TODO'
+        'rssi'    : parseInt(elements[1].trim())
       });
     }
   }