CRAFT:Env

env.php

<?php
/**
 * @=ENV
 * 
 * @author  Selvin Ortiz (http://twitter.com/selvinortiz)
 * 
 * 1. Define the craft path relative to this file
 * 2. Define the domain name this site is running under
 * 3. Define the ip address that requested this resource
 * 4. Define the environment we are working under
 *
 * @example
 * The environment will be determined based on the following conditions
 *
 * (local)
 * The ip address may be 127.0.0.1
 * The ip address may be 127.0.0.2
 * The domain name may contain the "local" trigger word as in "site.local" or "site.local.dev"
 *
 * (dev)
 * The domain name may contain the "dev" trigger word as in "dev.site.com"
 *
 * (stage)
 * The domain name may contain the "stage" trigger word as in "stage.site.com"
 *
 * (live)
 * When all other conditions fail
 */

define('__CRAFT', 	realpath(__DIR__.'/../craft') );
define('__DOMAIN', 	$_SERVER['SERVER_NAME']); // Using instead of HTTP_HOST which is defined by the client header!
define('__IPADDRESS',	$_SERVER['REMOTE_ADDR']);

// Sets up the local environment
// The local development environment is special and I treat it as such
switch ( __IPADDRESS )
{
	case '127.0.0.1': // localhost
	case '127.0.0.2': // vhost
		define('__ENV', 'local');
	break;
	default:
		if ( stripos(__DOMAIN, 'local') !== false )
		{
			define('__ENV', 'local');
		}
	break;
}

// Checks whether the local environment has been set
if ( !defined('__ENV') )
{
	if ( stripos(__DOMAIN, 'dev') !== false )
	{
		define('__ENV', 'dev');
	}

	elseif ( stripos(__DOMAIN, 'stage') !== false )
	{
		define('__ENV', 'stage');
	}

	else
	{
		define('__ENV', 'live');
	}
}

//--------------------------------------------------------------------------------
// @=CRAFT
//--------------------------------------------------------------------------------

$path = __CRAFT.'/app/index.php';

if ( ! is_file($path) )
{
    exit('Your craft path is not set up correctly <var>'.__FILE__.'</var>');
}

require_once $path;