');
define('DIALSTRING', '');
function writeNotFoundResponse() {
echo NOT_FOUND_RESPONSE;
}
function writeStartupResponse() {
echo '
';
}
function writeACLResponse() {
writeNotFoundResponse();
}
function writeAuthorizationResponse($sUser, $sEMail, $sCN) {
$sEMailString = '';
if (
(is_null($sEMail) == false)
&& (is_string($sEMail))
&& (strlen($sEMail) > 0)
) {
$sEMailString = '';
}
echo '
' . DIALSTRING . '
' . $sEMailString . '
';
}
function writeVoicemailResponse($sUser, $sEMail) {
$sEMailString = '';
if (
(is_null($sEMail) == false)
&& (is_string($sEMail))
&& (strlen($sEMail) > 0)
) {
$sEMailString = '';
}
echo '
' . DIALSTRING . '
' . $sEMailString . '
';
}
function writeDialByUserResponse($sUser) {
echo '
';
}
function ldapEscape($s, $d = FALSE, $i = NULL) {
/****************************\
* | str $s - Subject string |
* | bool $d - DN mode |
* | mixed $i - Chars to ignore |
* \****************************/
$m = ($d) ? array(1 => '\\',',','=','+','<','>',';','"','#') : array(1 => '\\','*','(',')',chr(0));
if (is_string($i) && ($l = strlen($s))) {
for ($n = 0; $n < $l; $n++) {
if ($k = array_search(substr($s,$n,1),$m)) {
unset($m[$k]);
}
}
} else if (is_array($i)) {
foreach ($i as $c) {
if ($k = array_search($c,$m)) {
unset($m[$k]);
}
}
}
$q = array();
foreach ($m as $k => $c) {
$q[$k] = '\\'.str_pad(dechex(ord($c)),2,'0',STR_PAD_LEFT);
}
return str_replace($m,$q,$s);
}
function getFromLDAP($sExtension) {
$sEMail = null;
$sTelephoneNumber = null;
$sCN = null;
$sLDAPBase = 'ou=People,ou=Accounts,dc=ifa,dc=net';
// connecting to ldap
$conn = ldap_connect( 'ldap://pdc.ifa.net', 389 );
if ($conn) {
// binding to ldap
//$lOldError = error_reporting(E_ERROR ^ E_WARNING);
$lOldError = error_reporting(E_ERROR);
$bind = ldap_bind($conn);
error_reporting($lOldError);
if ($bind) {
// we've successfully logged in!
$asAttrs = array('mail','telephoneNumber','cn');
$sLDAPQuery = 'telephoneNumber=' . ldapEscape($sExtension, false);
$r = @ldap_search( $conn, $sLDAPBase, $sLDAPQuery, $asAttrs);
if ($r) {
$aResult = @ldap_first_entry($conn, $r);
if ($aResult != false) {
$aTelephoneNumber = @ldap_get_values($conn, $aResult, 'telephoneNumber');
if ($aTelephoneNumber["count"]) {
$aCN = @ldap_get_values($conn, $aResult, 'cn');
$sCN = $aCN[0];
$aEMail = @ldap_get_values($conn, $aResult, 'mail');
if ($aEMail["count"]) {
$sEMail = $aEMail[0];
} else {
$sEMail = '';
}
}
}
}
}
}
ldap_close($conn);
return array($sEMail,$sCN);
}
if (array_key_exists('section', $_REQUEST) && ($_REQUEST['section'] == 'directory')) {
//Now We have a valid XML CURL req for directory
//Check for startup, ie tag_name does not exist, pass startup and exit
if (array_key_exists('tag_name', $_REQUEST)) {
$sTagName = $_REQUEST['tag_name'];
if (
(is_null($sTagName))
|| (strlen($sTagName) == 0)
|| (is_string($sTagName) == false)
)
{
//this is Startup
writeStartupResponse();
} else {
//Initially call getFromLDAP and if return is null call not_found
$sUser = $_REQUEST['user'];
$aEmail = getFromLDAP($sUser);
$sEmail = $aEmail[0];
$sCN = $aEmail[1];
if (is_null($sEmail)) {
writeNotFoundResponse();
} else {
$sKeyName = $_REQUEST['key_name'];
$sKeyValue = $_REQUEST['key_value'];
$sEventName = $_REQUEST['Event-Name'];
$sEventCallingFunction = $_REQUEST['Event-Calling-Function'];
//Then differentiate between auth, vm and user_call.
if (
($sTagName == 'domain')
&& ($sKeyName == 'name')
&& ($sKeyValue == OURFSDOMAIN))
{
//check if user_call or registration
if ($sEventName == "REQUEST_PARAMS") {
$sAction = '';
if (array_key_exists('action', $_REQUEST)) {
$sAction = $_REQUEST['action'];
}
if (
($sAction == "sip_auth")
&& ($sEventCallingFunction == 'sofia_reg_parse_auth')
)
{
writeAuthorizationResponse($sUser, $sEmail, $sCN);
}
else if (
($sAction == "user_call")
&& ($sEventCallingFunction == 'user_outgoing_channel')
) {
writeDialByUserResponse($sUser);
}
else if ($sEventCallingFunction == 'user_data_function')
{
writeAuthorizationResponse($sUser);
}
else {
writeNotFoundResponse();
}
} else if (
($sEventName == 'GENERAL')
&& (
($sEventCallingFunction == 'resolve_id')
||($sEventCallingFunction == 'voicemail_check_main')
)
) {
//Voicemail
writeAuthorizationResponse($sUser, $sEmail, $sCN);
} else {
writeNotFoundResponse();
}
} else {
writeNotFoundResponse();
}
}
//endif for "is directory request"
}
}
}
//endif for POST check
}