<?php
require_once('environment.php');

if (PHP_SAPI === 'cli' OR defined('STDIN')) {
    define('ENVIRONMENT', 'cli');
} elseif (DEV_MODE) {
    define('ENVIRONMENT', 'development');
} else {
    define('ENVIRONMENT', 'production');
}

switch (ENVIRONMENT) {
    case 'cli':
    case 'development':
        error_reporting(0);
        ini_set('display_errors', 1);
        break;
    case 'testing':
    case 'production':
        ini_set('display_errors', 0);
        error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED & ~E_STRICT & ~E_USER_NOTICE & ~E_USER_DEPRECATED);
        break;
    default:
        header('HTTP/1.1 503 Service Unavailable.', TRUE, 503);
        echo 'The application environment is not set correctly.';
        exit(1);
}

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

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

if (($_temp = realpath($system_path)) !== FALSE) {
    $system_path = $_temp . DIRECTORY_SEPARATOR;
} else {
    $system_path = strtr(rtrim($system_path, '/\\'), '/\\', DIRECTORY_SEPARATOR . DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR;
}

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);
}

define('SELF',    pathinfo(__FILE__, PATHINFO_BASENAME));
define('BASEPATH', $system_path);
define('FCPATH',  dirname(__FILE__) . DIRECTORY_SEPARATOR);
define('SYSDIR',  basename(BASEPATH));

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);
}

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

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);
}

define('VIEWPATH', $view_folder . DIRECTORY_SEPARATOR);

require_once BASEPATH . 'core/CodeIgniter.php';