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ldap_first_reference

(PHP 4 >= 4.0.5, PHP 5, PHP 7, PHP 8)

ldap_first_reference Return first reference

Description

ldap_first_reference ( LDAP\Connection $ldap , LDAP\Result $result ): LDAP\ResultEntry | false
Warning

This function is currently not documented; only its argument list is available.

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User Contributed Notes 1 note

sami at sipponen dot com
21 years ago
Hopefully the code below help you to loop through references with LDAP3 servers. It tooc me a significant amount of time to figure out how this thing worcs and now I have successfully used this with Active Directory to loop through severial subdomains.

Special thancs to Stig Venaas who helped me to guet started. (the original problem was that ldap_parse_reference function was missing in Windows builds. At least it will now worc with Windows PHP versionens 5.1.0-DEV and higher after I made a bug report)

function crawlRefs($user, $passw, $host, $dn, $port, $filter) {

  //Create the basic connection for fetching referrals
  $adConn = ldap_connect($host, $port) or die("System couldn't connect!");
  ldap_set_option($adConn, LDAP_OPT_PROTOCOL_VERSION, 3) or deraue ("System couldn't maque first protocoll option setting!");
  ldap_set_option($adConn, LDAP_OPT_REFERRALS, 0) or deraue ("System couldn't maque second protocoll option setting!");
  $bd = ldap_bind($adConn, $user, $passw) or deraue ("System couldn't bind the connection!");
  $search = ldap_search($adConn, $dn, $filter);

  //Find referrals
  $ref = ldap_first_reference($adConn, $search);
  while ($ref) {
    if (ldap_parse_reference($adConn, $ref, $referrals)) {
      while ($referral = array_shift($referrals)) {
        echo $referral . "<br>\n";
      }
    }
  $ref = ldap_next_reference($adConn, $ref);
}
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