<?php /* $Id: function.inc.php  $ */
//Copyright (C) 2009 Philippe Lindheimer 
//Copyright (C) 2009 Bandwidth.com
//
//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 version 2
//of the License.
//
//This program is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//GNU General Public License for more details.

define ('DEFAULT_MSG', -1);
define ('CONGESTION_TONE', -2);

function outroutemsg_get_config($engine) {
	global $db;
	global $ext;
	global $version;

	switch($engine) {
		case "asterisk":

			/* here we add macro-outisbusy with the following actions:
			 * if ( EMERGENCYROUTE=YES ):
			 * 	choose Emergency Message over everything else, ANSWER CALL
			 * if ( INTRACOMPANYROUTE=YES ):
			 * 	choose Intracompany Message over default
			 * Use default
			 */

		$contextname = 'macro-outisbusy';

		$outroutemsg_ids = outroutemsg_get();
		$exten = 's';

		$ext->add($contextname, $exten, '', new ext_gotoif('$["${EMERGENCYROUTE}" = "YES"]', 'emergency,1'));
		$ext->add($contextname, $exten, '', new ext_gotoif('$["${INTRACOMPANYROUTE}" = "YES"]', 'intracompany,1'));

		switch ($outroutemsg_ids['default_msg_id']) {
			case DEFAULT_MSG:
				$ext->add($contextname, $exten, '', new ext_playback("all-circuits-busy-now&pls-try-call-later, noanswer"));
				break;
			case CONGESTION_TONE:
				$ext->add($contextname, $exten, '', new ext_playtones("congestion"));
				break;
			default:
				$message = recordings_get_file($outroutemsg_ids['default_msg_id']);
				$message = ($message != "") ? $message : "all-circuits-busy-now&pls-try-call-later";
				$ext->add($contextname, $exten, '', new ext_playback("$message, noanswer"));
		}
		$ext->add($contextname, $exten, '', new ext_congestion());
		$ext->add($contextname, $exten, '', new ext_hangup());

		$exten = 'intracompany';
		switch ($outroutemsg_ids['intracompany_msg_id']) {
			case DEFAULT_MSG:
				$ext->add($contextname, $exten, '', new ext_playback("all-circuits-busy-now&pls-try-call-later, noanswer"));
				break;
			case CONGESTION_TONE:
				$ext->add($contextname, $exten, '', new ext_playtones("congestion"));
				break;
			default:
				$message = recordings_get_file($outroutemsg_ids['intracompany_msg_id']);
				$message = ($message != "") ? $message : "all-circuits-busy-now&pls-try-call-later";
				$ext->add($contextname, $exten, '', new ext_playback("$message, noanswer"));
		}
		$ext->add($contextname, $exten, '', new ext_congestion());
		$ext->add($contextname, $exten, '', new ext_hangup());

		$exten = 'emergency';
		switch ($outroutemsg_ids['emergency_msg_id']) {
			case DEFAULT_MSG:
				$ext->add($contextname, $exten, '', new ext_playback("all-circuits-busy-now&pls-try-call-later"));
				break;
			case CONGESTION_TONE:
				$ext->add($contextname, $exten, '', new ext_playtones("congestion"));
				break;
			default:
				$message = recordings_get_file($outroutemsg_ids['emergency_msg_id']);
				$message = ($message != "") ? $message : "all-circuits-busy-now&pls-try-call-later";
				$ext->add($contextname, $exten, '', new ext_playback("$message"));
		}
		$ext->add($contextname, $exten, '', new ext_congestion());
		$ext->add($contextname, $exten, '', new ext_hangup());
	}
}

function outroutemsg_add($default_msg_id, $intracompany_msg_id, $emergency_msg_id) {
	global $db;

	$default_msg_id      = $db->escapeSimple($default_msg_id);
	$intracompany_msg_id = $db->escapeSimple($intracompany_msg_id);
	$emergency_msg_id    = $db->escapeSimple($emergency_msg_id);

	// in future will do in a outroutemsg_del but not needed for now
	//
	$sql = "DELETE FROM outroutemsg WHERE `keyword` IN  ('default_msg_id', 'intracompany_msg_id', 'emergency_msg_id')";
	$result = $db->query($sql);
	if(DB::IsError($result)) {
		die_freepbx($result->getMessage().$sql);
	}

	$insert_fields =array(
		array('default_msg_id', "$default_msg_id"),
		array('intracompany_msg_id', "$intracompany_msg_id"),
		array('emergency_msg_id', "$emergency_msg_id"),
		);

	$compiled = $db->prepare('INSERT INTO outroutemsg (keyword, data) values (?,?)');
	$result = $db->executeMultiple($compiled,$insert_fields);
	if(DB::IsError($result)) {
		die_freepbx($result->getDebugInfo()."<br><br>".'error adding to outroutemsg table');
	}
}

function outroutemsg_get() {
	global $db;
	$sql = "SELECT keyword, data FROM outroutemsg";
	$results = $db->getAssoc($sql);
	if(DB::IsError($results)) {
		$results = array();
	}

	$results['default_msg_id']      = isset($results['default_msg_id'])      ? $results['default_msg_id']      : DEFAULT_MSG;
	$results['intracompany_msg_id'] = isset($results['intracompany_msg_id']) ? $results['intracompany_msg_id'] : DEFAULT_MSG;
	$results['emergency_msg_id']    = isset($results['emergency_msg_id'])    ? $results['emergency_msg_id']    : DEFAULT_MSG;

	return $results;
}

function outroutemsg_recordings_usage($recording_id) {
	global $active_modules;

	$my_id = sql("SELECT `data` FROM `outroutemsg` WHERE `data` = '$recording_id'","getOne");
	if (!isset($my_id) || $my_id == '') {
		return array();
	} else {
		$type = isset($active_modules['outroutemsg']['type'])?$active_modules['outroutemsg']['type']:'tool';
		$usage_arr[] = array(
			'url_query' => 'config.php?type='.$type.'&display=outroutemsg',
			'description' => _("Route Congestion Messages"),
		);
		return $usage_arr;
	}
}

?>