Add PoE state to Netonix devices

Allow for non-numeric states.  state_descr must match what is returned by the device.

includes/discovery/sensors/states/netonix.inc.php

@@ -0,0 +1,59 @@
+<?php
+/*
+ * LibreNMS
+ *
+ * Copyright (c) 2016 Tony Murray <murrayton@gmail.com> 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.  Please see LICENSE.txt at the top level of
+ * the source code distribution for details.
+ */
+
+if ($device['os'] == 'netonix') {
+
+    $temp = snmpwalk_cache_multi_oid($device, '.1.3.6.1.4.1.46242.5.1.2');
+    $cur_oid = '.1.3.6.1.4.1.';
+
+    if (is_array($temp)) {
+        //Create State Index
+        $state_name = 'netonixPoeStatus';
+        $state_index_id = create_state_index($state_name);
+
+        $states_ids = array(
+            'Off' => 1,
+            '24V' => 2,
+            '48V' => 3
+        );
+
+        //Create State Translation
+        if ($state_index_id !== null) {
+            $states = array(
+                array($state_index_id,'Off',0,1,-1) ,
+                array($state_index_id,'24V',0,2,0) ,
+                array($state_index_id,'48V',0,3,1) ,
+             );
+            foreach($states as $value){ 
+                $insert = array(
+                    'state_index_id' => $value[0],
+                    'state_descr' => $value[1],
+                    'state_draw_graph' => $value[2],
+                    'state_value' => $value[3],
+                    'state_generic_value' => $value[4]
+                );
+                dbInsert($insert, 'state_translations');
+            }
+        }
+
+        foreach ($temp as $index => $entry) {
+            $id = substr($index, strrpos($index, '.')+1);
+            $descr = 'Port ' . $id . ' PoE';
+            $current = $states_ids[$entry['enterprises']];
+            //Discover Sensors
+            discover_sensor($valid['sensor'], 'state', $device, $cur_oid.$index, $id, $state_name, $descr, '1', '1', null, null, null, null, $current);
+
+            //Create Sensor To State Index
+            create_sensor_to_state_index($device, $state_name, $id);
+        }
+    }
+}