asterisk transfer

                /* Перевод звонка
                * phone - номер оператора, от которого нужно "забрать" звонок
                * exten - куда перевести звонок
                *
                */
                $action_id = 1;
                stream_set_blocking($fp, TRUE);
                stream_set_timeout($fp, 30);
                if(!isset($_REQUEST['phone'])){
                        $_REQUEST['phone'] = $_SESSION['agent_telephone'];
                }

                $info = stream_get_meta_data($fp);

                fprintf($fp, "Action: Login\r\n");
                fprintf($fp, "ActionID: " . $action_id++ . "\r\n");
                fprintf($fp, "Username: %s\r\n", $login);
                fprintf($fp, "Secret: %s\r\n", $password);
                fprintf($fp, "\r\n");

                fprintf($fp, "Action: CoreShowChannels\r\n");
                fprintf($fp, "ActionID: " . $action_id++ . "\r\n");
                fprintf($fp, "\r\n");

                $request = array();

                $channels = array();

                while (!feof($fp) && (!$info['timed_out']))
                {
                        $s = trim(fgets($fp));

                        if (strlen($s) == 0 && (!$info['timed_out']))
                        {
                                if (!isset($request['Event']))
                                        $request['Event'] = 'None';


                                switch($request['Event']){
                                        case 'None':

                                        break;
                                        case 'CoreShowChannel':
                                                if($request['ConnectedLineNum']==""||strlen($request['ConnectedLineNum'])!=3) break;
                                                $channels[$request['ConnectedLineNum']][] = $request;
                                        break;
                                        case 'CoreShowChannelsComplete':
                                        break 2;
                                }
                $request = array();
                        }
                        else
                        {
                                $se = explode(':', $s, 2);
                                if (count($se) == 2)
                                        $request[trim($se[0])] = trim($se[1]);
                        }
                }
                if(isset($channels[$_REQUEST['phone']][0]['Channel'])){
                        fprintf($fp, "Action: Redirect\r\n");
                        fprintf($fp, "ActionID: " . $action_id++ . "\r\n");
                        fprintf($fp, "Channel: %s\r\n",$channels[$_REQUEST['phone']][0]['Channel']);
                        fprintf($fp, "Context: from-internal\r\n");
                        fprintf($fp, "Priority: 1\r\n");
                        fprintf($fp, "Exten: %s\r\n",$_REQUEST['exten']);
                        fprintf($fp, "\r\n");
                }
                sleep(2);
                fclose($fp);