<?php
	$username = $_POST['username'];
	$password = $_POST['password'];

	$ldap_server_url = "";
	$ldap_bind_dn = "";
	$bind_dn_password = "";
	$search_base = "";
	$search_filter = "(&(objectClass=*)(samaccountname=?))";

	$modified_search_filter = str_replace("?", $username, $search_filter);

	$ldapconn = ldap_connect($ldap_server_url);
	ldap_set_option($ldapconn, LDAP_OPT_PROTOCOL_VERSION, 3);
	ldap_set_option($ldapconn, LDAP_OPT_REFERRALS, 0);
	$ldap_bind = @ldap_bind($ldapconn, $ldap_bind_dn, $bind_dn_password);
	if($ldap_bind){
		$user_search_result = ldap_search($ldapconn, $search_base, $modified_search_filter);
		$info = ldap_first_entry($ldapconn, $user_search_result);
		var_dump($info);
	} else{
		echo "Could not bind!!";
	}

?>