<?php


/*
-------------------------------------------------------------------------------

 Creation:        16.04.2005 fw
 Last Update:     $ld$

 Copyright (c) 2005-2006 Fabian Wolter <fabian@eisfair.org>

 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2 of the License, or
 (at your option) any later version.
-------------------------------------------------------------------------------
*/

function TAPIput($data) {
    global $TAPIfp;

    fwrite($TAPIfp, $data);

    #echo "IN:  $data";
}

function TAPIget() {
    global $TAPIfp;

    $data = fgets($TAPIfp, 4096);

    #echo "OUT: $data";

    return $data;
}

function TAPIConnect($host, $port, $username, $secret) {
    global $TAPIfp;

    $TAPIfp = fsockopen($host, $port);
    $data = str_replace("\n", "", TAPIget());

    if (strpos($data, "Asterisk Call Manager/1.0") !== FALSE) {
    } else {
        return FALSE;
    }

    TAPIput("Action: Login\r\n");
    TAPIput("Username: ".$username."\r\n");
    TAPIput("Secret: ".$secret."\r\n\r\n");

    $data = ".";
    while ($data != "") {
        $data = TAPIget();
        $data = trim(str_replace("\n", "", $data));
        $data = trim(str_replace("\r", "", $data));
        if (strpos($data, "Success") !== FALSE) {
            $login = TRUE;
        }
    }

    TAPIput("Action: Events\r\n");
    TAPIput("EventMask: off\r\n\r\n");
    $data = ".";
    while ($data != "") {
        $data = TAPIget();
        $data = trim(str_replace("\n", "", $data));
        $data = trim(str_replace("\r", "", $data));
        if (strpos($data, "Success") !== FALSE) {
            $login = TRUE;
        }
    }

    if (!$login) {
        return FALSE;
    } else {
        return TRUE;
    }
}

function TAPIOriginate($ph, $externalNumber) {
    $context = "outgoing";
    $exten = $externalNumber;
    $priority = 1;
    $callerIDName = "Asterisk Telefonserver";

    TAPIput("Action: Originate\r\n");
    TAPIput("Channel: ".$ph->getLocalDialCmd()."\r\n");
    TAPIput("Async: true\r\n");
    TAPIput("Context: ".$context."\r\n");
    TAPIput("Exten: ".$exten."\r\n");
    TAPIput("CallerID: $callerIDName <".$ph->getMsn().">\r\n");
    TAPIput("Priority: ".$priority."\r\n\r\n");

    $data = ".";
    while ($data != "") {
        $data = TAPIget();
        $data = trim(str_replace("\n", "", $data));
        $data = trim(str_replace("\r", "", $data));
        if (strpos($data, "Sucess:") !== FALSE) {
            return TRUE;
        } else {
            return FALSE;
        }
    }
}
?>