<?php

/*
FileArts
Copyright (C) 2007 Peter Goodman, Geoffrey Goodman

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.

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.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/

define ('FILEARTS', TRUE);

define ('FA_EVENT_VAR', 'e');
define ('FA_PATH_VAR', 'path');
define ('FA_BASE_DIR', dirname(__FILE__));
define ('FA_CHARSET', 'UTF-8');

define ('FA_APP_DIR', FA_BASE_DIR . '/../app');
define ('FA_CONFIG_DIR', FA_APP_DIR . '/config');
define ('FA_CONTROLLER_DIR', FA_APP_DIR . '/controllers');
define ('FA_FILTER_DIR', FA_APP_DIR . '/filters');
define ('FA_MODEL_DIR', FA_APP_DIR . '/models');
define ('FA_VIEW_DIR', FA_APP_DIR . '/views');
define ('FA_COMPONENTS_DIR', FA_APP_DIR . '/components');

require FA_BASE_DIR . '/iterator.php';
require FA_BASE_DIR . '/stack.php';
require FA_BASE_DIR . '/registry.php';
require FA_BASE_DIR . '/dispatcher.php';
require FA_BASE_DIR . '/observer.php';
require FA_BASE_DIR . '/observable.php';

function camelize($string) 
{
	return str_replace(' ', '', ucwords(str_replace('_', ' ', $string)));
}

function &val_or(&$array, $key, $default = NULL, $error = 0) 
{
	if (isset($array[$key])) 
	{
		$default = &$array[$key];
	} 
	elseif ($error > 0) 
	{
		trigger_error("Missing entry in array for key: $key", $error);
	}
	
	return $default;
}

function microtime_diff($start, $end)
{
	//$start = array_sum(explode(' ', $start));
	//$end = array_sum(explode(' ', $end));
	list($start_sec, $start_micro) = explode(" ", $start);
	list($end_sec, $end_micro) = explode(" ", $end);
	
	$start = (float)$start_sec .".". $start_micro;
	$end = (float)$end_sec .".". $end_micro;
	
	return (float)round(($end - $start), 4);
}

?>