PHP LDAP, adding new entries into LDAP
<?php
$name=$_REQUEST['name'];
$x=1;
if($x==1)
{
    //LDAP stuff here.
    $username = "myusername";
    $password = "mypass";


    $ds = ldap_connect('ldap://ldap:389');

        ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, 3);
    ldap_set_option($ds, LDAP_OPT_REFERRALS, 0);

    //Can't connect to LDAP.
    if( !ds )
    {
        echo "Error in contacting the LDAP server -- contact ";
        echo "technical services!  (Debug 1)";

        exit;
    }

    //Connection made -- bind anonymously and get dn for username.
    $bind = @ldap_bind($ds);

    //Check to make sure we're bound.
    if( !bind )
    {
        echo "Anonymous bind to LDAP FAILED.  Contact Tech Services! (Debug 2)";

        exit;
    }

    $search = ldap_search($ds, "ou=People,DC=sde,DC=goliat,DC=com", "uid=$username");

    //Make sure only ONE result was returned -- if not, they might've thrown a * into the username.  Bad user!
    if( ldap_count_entries($ds,$search) != 1 )
    {
        echo "Error processing username -- please try to login again. (Debug 3)";
        redirect(_WEBROOT_ . "/try1b.php");

        exit;
    }

    $info = ldap_get_entries($ds, $search);

    //Now, try to rebind with their full dn and password.
    $bind = @ldap_bind($ds, $info[0][dn], $password);
    if( !$bind || !isset($bind))
    {
        echo "Login failed -- please try again. (Debug 4)";
        redirect(_WEBROOT_ . "/try1b.php");

        exit;
    }

    //Now verify the previous search using their credentials.
    $search = ldap_search($ds, "ou=People,DC=sde,DC=goliat,DC=com", "cn=$name");

    $info = ldap_get_entries($ds, $search);
    if( $username == "myusername" )
    {

/*
    very useful set of information to view the LDAP tree info from an array
    echo $username;
echo "<pre>".print_r($info[0],true)."</pre><br />";
*/
     echo $info[0][cn][0];
     echo ",";
     echo $info[0][mail][0];
     echo ",";
echo $info[0][telephonenumber][0];

        exit;
    }
    else
    {
        echo "Error. Access Denied";
        redirect(_WEBROOT_ . "/try1b.php");

        exit;
    }
    ldap_close($ds);
    exit;
}
?>