src/callnotifier/CallMonitor/Detailler/LDAP.php

   1 <?php
   2 namespace callnotifier;
   3
   4 /**
   5  * Fetch caller names from a LDAP address book.
   6  *
   7  * The following attributes are searched:
   8  * - companyPhone
   9  * - homePhone
  10  * - mobile
  11  * - otherPhone
  12  * - telephoneNumber
  13  *
  14  * For the first result, the displayName is used if defined.
  15  * If it does not exist, the givenName + sn are used.
  16  *
  17  * Set "toName" or "fromName", depending on call type.
  18  *
  19  * Uses the Net_LDAP2 PEAR package
  20  */
  21 class CallMonitor_Detailler_LDAP implements CallMonitor_Detailler
  22 {
  23     /**
  24      * Create new ldap name resolver
  25      *
  26      * @param array $ldapConfig Array of Net_LDAP2 configuration parameters.
  27      *                          Some of those you might want to use:
  28      *                          - host   - LDAP server host name
  29      *                          - basedn - root DN that gets searched
  30      *                          - binddn - Username to authenticate with
  31      *                          - bindpw - Password for username
  32      */
  33     public function __construct($ldapConfig)
  34     {
  35         $this->ldap = \Net_LDAP2::connect($ldapConfig);
  36         if (\PEAR::isError($this->ldap)) {
  37             throw new \Exception(
  38                 'Could not connect to LDAP-server: ' . $this->ldap->getMessage()
  39             );
  40         }
  41     }
  42
  43     public function loadCallDetails(CallMonitor_Call $call)
  44     {
  45         if ($call->type == CallMonitor_Call::INCOMING) {
  46             if (!isset($call->fromName) || $call->fromName === null) {
  47                 $call->fromName = $this->loadName($call->from);
  48             }
  49         } else {
  50             if (!isset($call->toName) || $call->toName === null) {
  51                 $call->toName = $this->loadName($call->to);
  52             }
  53         }
  54     }
  55
  56     protected function loadName($number)
  57     {
  58         $filter = \Net_LDAP2_Filter::combine(
  59             'or',
  60             array(
  61                 \Net_LDAP2_Filter::create('companyPhone', 'equals', $number),
  62                 \Net_LDAP2_Filter::create('homePhone', 'equals', $number),
  63                 \Net_LDAP2_Filter::create('mobile', 'equals', $number),
  64                 \Net_LDAP2_Filter::create('otherPhone', 'equals', $number),
  65                 \Net_LDAP2_Filter::create('telephoneNumber', 'equals', $number),
  66             )
  67         );
  68         $options = array(
  69             'scope' => 'sub',
  70             'attributes' => array('displayName', 'givenName', 'sn', 'cn')
  71         );
  72
  73         $search = $this->ldap->search(null, $filter, $options);
  74         if (\PEAR::isError($search)) {
  75             throw new \Exception(
  76                 'Error searching LDAP: ' . $search->getMessage()
  77             );
  78         }
  79         if ($search->count() == 0) {
  80             return null;
  81         }
  82
  83         $arEntry = $search->shiftEntry()->getValues();
  84         if (isset($arEntry['displayName'])) {
  85             return $arEntry['displayName'];
  86         } else if (isset($arEntry['sn']) && $arEntry['givenName']) {
  87             return $arEntry['givenName'] . ' ' . $arEntry['sn'];
  88         } else if (isset($arEntry['cn'])) {
  89             return $arEntry['cn'];
  90         }
  91         return null;
  92     }
  93
  94 }
  95
  96 ?>