librenms/includes/rewrites.php

<?php

function formatMac($mac) {
  $mac = preg_replace("/(..)(..)(..)(..)(..)(..)/", "\\1:\\2:\\3:\\4:\\5:\\6", $mac);
  return $mac;
}


function ifNameDescr ($interface, $device = NULL) {
  global $config;
  if(!$device) { $device = device_array($interface['device_id']); }
  $os = strtolower($device['os']);
  if(isset($config['ifname'][$os])) {
    $interface['label'] = $interface['ifDescr'];
  } else {
    $interface['label'] = $interface['ifName'];
  }
  return $interface;

}

$rewrite_entSensorType = array (
  'celsius' => 'C',
  'unknown' => '',
  'specialEnum' => 'C',
  'watts' => 'W',
  'truthvalue' => '',
);


function entPhysical_scale($value, $scale) {

  switch ($scale) {
    case "nano":
  $value = $value / 1000000000;
  break;
    case "micro":
  $value = $value / 1000000;
  break;
    case "milli":
  $value = $value / 1000;
  break;
    case "units":
  break;
    case "kilo":
  $value = $value * 1000;
  break;
    case "mega":
  $value = $value * 1000000;
  break;
    case "giga":
  $value = $value * 1000000000;
  break;
  }

  return $value;

}

$translate_ifOperStatus = array(
  "1" => "up",
  "2" => "down",
  "3" => "testing",
  "4" => "unknown",
  "5" => "dormant",
  "6" => "notPresent",
  "7" => "lowerLayerDown",
);

function translate_ifOperStatus ($ifOperStatus) {
  global $translate_ifOperStatus;
  if($translate_ifOperStatus['$ifOperStatus']) {
    $ifOperStatus = $translate_ifOperStatus['$ifOperStatus'];
  }
  return $ifOperStatus;
}

$translate_ifAdminStatus = array(
  "1" => "up",
  "2" => "down",
  "3" => "testing",
);

function translate_ifAdminStatus ($ifAdminStatus) {
  global $translate_ifAdminStatus;
  if($translate_ifAdminStatus[$ifAdminStatus]) {
    $ifAdminStatus = $translate_ifAdminStatus[$ifAdminStatus];
  }
  return $ifAdminStatus;
}

$rewrite_ios_features = array(
  "PK9S" => "IP w/SSH LAN Only",
  "LANBASEK9" => "Lan Base Crypto",
  "LANBASE" => "Lan Base",
  "ADVENTERPRISEK9_IVS" => "Advanced Enterprise Crypto Voice",
  "ADVENTERPRISEK9" => "Advanced Enterprise Crypto",
  "ADVSECURITYK9" => "Advanced Security Crypto",
  "K91P" => "Provider Crypto",
  "K4P" => "Provider Crypto",
  "ADVIPSERVICESK9" => "Adv IP Services Crypto",
  "ADVIPSERVICES" => "Adv IP Services",
  "IK9P" => "IP Plus Crypto",
  "K9O3SY7" => "IP ADSL FW IDS Plus IPSEC 3DES",
  "SPSERVICESK9" => "SP Services Crypto",
  "PK9SV" => "IP MPLS/IPV6 W/SSH + BGP",
  "IS" => "IP Plus",
  "IPSERVICESK9" => "IP Services Crypto",
  "BROADBAND" => "Broadband",
  "IPBASE" => "IP Base",
  "IPSERVICE" => "IP Services",
  "P" => "Service Provider",
  "P11" => "Broadband Router",
  "G4P5" => "NRP",
  "JK9S" => "Enterprise Plus Crypto",
  "IK9S" => "IP Plus Crypto",
  "JK" => "Enterprise Plus",
  "I6Q4L2" => "Layer 2",
  "I6K2L2Q4" => "Layer 2 Crypto",
  "C3H2S" => "Layer 2 SI/EI",
  "_WAN" => " + WAN",
  );



  $rewrite_shortif = array (
    'tengigabitethernet' => 'Te',
    'gigabitethernet' => 'Gi',
    'fastethernet' => 'Fa',
    'ethernet' => 'Et',
    'serial' => 'Se',
    'pos' => 'Pos',
    'port-channel' => 'Po',
    'atm' => 'Atm',
    'null' => 'Null',
    'loopback' => 'Lo',
    'dialer' => 'Di',
    'vlan' => 'Vlan',
    'tunnel' => 'Tunnel',
    'serviceinstance' => 'SI',
  );

  $rewrite_iftype = array (
    '/^frameRelay$/' => 'Frame Relay',
    '/^ethernetCsmacd$/' => 'Ethernet',
    '/^softwareLoopback$/' => 'Loopback',
    '/^tunnel$/' => 'Tunnel',
    '/^propVirtual$/' => 'Virtual Int',
    '/^ppp$/' => 'PPP',
    '/^ds1$/' => 'DS1',
    '/^pos$/' => 'POS',
    '/^sonet$/' => 'SONET',
    '/^slip$/' => 'SLIP',
    '/^mpls$/' => 'MPLS Layer',
    '/^l2vlan$/' => 'VLAN Subif',
    '/^atm$/' => 'ATM',
    '/^aal5$/' => 'ATM AAL5',
    '/^atmSubInterface$/' => 'ATM Subif',
    '/^propPointToPointSerial$/' => 'PtP Serial',
  );

  $rewrite_ifname = array (
    'ether' => 'Ether',
    'gig' => 'Gig',
    'fast' => 'Fast',
    'ten' => 'Ten',
    '-802.1q vlan subif' => '',
    '-802.1q' => '',
    'bvi' => 'BVI',
    'vlan' => 'Vlan',
    'ether' => 'Ether',
    'tunnel' => 'Tunnel',
    'serial' => 'Serial',
    '-aal5 layer' => ' aal5',
    'null' => 'Null',
    'atm' => 'ATM',
    'port-channel' => 'Port-Channel',
    'dial' => 'Dial',
    'hp procurve switch software loopback interface' => 'Loopback Interface',
    'control plane interface' => 'Control Plane',
    'loop' => 'Loop',
  );

  $rewrite_hrDevice = array (
    'GenuineIntel:' => '',
    'AuthenticAMD:' => '',
    'Intel(R)' => '',
    'CPU' => '',
    '(R)' => '',
    '  ' => ' ',
  );


// Specific rewrite functions

function makeshortif($if)
{
  global $rewrite_shortif;
  $if = fixifName ($if);
  $if = strtolower($if);
  $if = array_str_replace($rewrite_shortif, $if);
  return $if;
}

function rewrite_ios_features ($features)
{
  global $rewrite_ios_features;
  $type = array_preg_replace($rewrite_ios_features, $features);
  return ($features);
}


function fixiftype ($type)
{
  global $rewrite_iftype;
  $type = array_preg_replace($rewrite_iftype, $type);
  return ($type);
}

function fixifName ($inf)
{
  global $rewrite_ifname;
  $inf = strtolower($inf);
  $inf = array_str_replace($rewrite_ifname, $inf);
  return $inf;
}

function short_hrDeviceDescr($dev)
{
  global $rewrite_hrDevice;
  $dev = array_str_replace($rewrite_hrDevice, $dev);
  $dev = preg_replace("/\ +/"," ", $dev);
  $dev = trim($dev);
  return $dev;
}

function short_port_descr ($desc) {

  list($desc) = explode("(", $desc);
  list($desc) = explode("[", $desc);
  list($desc) = explode("{", $desc);
  list($desc) = explode("|", $desc);
  list($desc) = explode("<", $desc);
  $desc = trim($desc);

  return $desc;

}


// Underlying rewrite functions


  function array_str_replace($array, $string) 
  {
    foreach ($array as $search => $replace) {
      $string = str_replace($search, $replace, $string);
    }
    return $string;
  }

  function array_preg_replace($array, $string) 
  {
    foreach ($array as $search => $replace) {
      $string = preg_replace($search, $replace, $string);
    }
    return $string;
  }



?>