index.php

<?php

	define('ENVIRONMENT','production');
	switch (ENVIRONMENT)
	{
		case 'development':
			error_reporting(-1);
			ini_set('display_errors', 1);
		break;

		case 'testing':
		case 'production':
			ini_set('display_errors', 0);
			if (version_compare(PHP_VERSION, '5.3', '>=')){
				error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED & ~E_STRICT & ~E_USER_NOTICE & ~E_USER_DEPRECATED & ~E_WARNING);
			}else{								
				error_reporting(E_ALL^E_NOTICE^E_WARNING);				
			}
		break;

		default:
			header('HTTP/1.1 503 Service Unavailable.', TRUE, 503);
			echo 'The application environment is not set correctly.';
			exit(1); // EXIT_ERROR
	}


	$system_path = 'system';
	$application_folder = 'application';
	$view_folder = '';

	if (defined('STDIN')){
		chdir(dirname(__FILE__));
	}

	if (($_temp = realpath($system_path)) !== FALSE){
		$system_path = $_temp.DIRECTORY_SEPARATOR;
	}else{
		// Ensure there's a trailing slash
		$system_path = strtr(
			rtrim($system_path, '/\\'),
			'/\\',
			DIRECTORY_SEPARATOR.DIRECTORY_SEPARATOR
		).DIRECTORY_SEPARATOR;
	}

	// Is the system path correct?
	if ( ! is_dir($system_path))
	{
		header('HTTP/1.1 503 Service Unavailable.', TRUE, 503);
		echo 'Your system folder path does not appear to be set correctly. Please open the following file and correct this: '.pathinfo(__FILE__, PATHINFO_BASENAME);
		exit(3); // EXIT_CONFIG
	}

/*
 * -------------------------------------------------------------------
 *  Now that we know the path, set the main path constants
 * -------------------------------------------------------------------
 */
	// The name of THIS file
	define('SELF', pathinfo(__FILE__, PATHINFO_BASENAME));

	// Path to the system directory
	define('BASEPATH', $system_path);

	// Path to the front controller (this file) directory
	define('FCPATH', dirname(__FILE__).DIRECTORY_SEPARATOR);

	// Name of the "system" directory
	define('SYSDIR', basename(BASEPATH));

	// The path to the "application" directory
	if (is_dir($application_folder)){
		if (($_temp = realpath($application_folder)) !== FALSE){
			$application_folder = $_temp;
		}else{
			$application_folder = strtr(
				rtrim($application_folder, '/\\'),
				'/\\',
				DIRECTORY_SEPARATOR.DIRECTORY_SEPARATOR
			);
		}
	}elseif (is_dir(BASEPATH.$application_folder.DIRECTORY_SEPARATOR)){
		$application_folder = BASEPATH.strtr(
			trim($application_folder, '/\\'),
			'/\\',
			DIRECTORY_SEPARATOR.DIRECTORY_SEPARATOR
		);
	}else{
		header('HTTP/1.1 503 Service Unavailable.', TRUE, 503);
		echo 'Your application folder path does not appear to be set correctly. Please open the following file and correct this: '.SELF;
		exit(3); // EXIT_CONFIG
	}

	define('APPPATH', $application_folder.DIRECTORY_SEPARATOR);

	// The path to the "views" directory
	if ( ! isset($view_folder[0]) && is_dir(APPPATH.'views'.DIRECTORY_SEPARATOR)){
		$view_folder = APPPATH.'views';
	}elseif (is_dir($view_folder)){
		if (($_temp = realpath($view_folder)) !== FALSE){
			$view_folder = $_temp;
		}else{
			$view_folder = strtr(
				rtrim($view_folder, '/\\'),
				'/\\',
				DIRECTORY_SEPARATOR.DIRECTORY_SEPARATOR
			);
		}
	}elseif (is_dir(APPPATH.$view_folder.DIRECTORY_SEPARATOR)){
		$view_folder = APPPATH.strtr(
			trim($view_folder, '/\\'),
			'/\\',
			DIRECTORY_SEPARATOR.DIRECTORY_SEPARATOR
		);

	}else{
		header('HTTP/1.1 503 Service Unavailable.', TRUE, 503);
		echo 'Your view folder path does not appear to be set correctly. Please open the following file and correct this: '.SELF;
		exit(3); // EXIT_CONFIG
	}

	define('VIEWPATH', $view_folder.DIRECTORY_SEPARATOR);
	require_once BASEPATH.'core/CodeCore.php';