+<?php
+
+ini_set('error_reporting', E_ALL&~E_NOTICE);
+ini_set('display_errors', 1);
+
+define('INSTALL_PATH', realpath(dirname(__FILE__) . '/../').'/');
+define('RCMAIL_CONFIG_DIR', INSTALL_PATH . 'config');
+
+$include_path = INSTALL_PATH . 'program/lib' . PATH_SEPARATOR;
+$include_path .= INSTALL_PATH . 'program' . PATH_SEPARATOR;
+$include_path .= INSTALL_PATH . 'program/include' . PATH_SEPARATOR;
+$include_path .= ini_get('include_path');
+
+set_include_path($include_path);
+
+require_once 'utils.php';
+require_once 'main.inc';
+
+session_start();
+
+$RCI = rcube_install::get_instance();
+$RCI->load_config();
+
+if (isset($_GET['_getfile']) && in_array($_GET['_getfile'], array('main', 'db'))) {
+ $filename = $_GET['_getfile'] . '.inc.php';
+ if (!empty($_SESSION[$filename])) {
+ header('Content-type: text/plain');
+ header('Content-Disposition: attachment; filename="'.$filename.'"');
+ echo $_SESSION[$filename];
+ exit;
+ }
+ else {
+ header('HTTP/1.0 404 Not found');
+ die("The requested configuration was not found. Please run the installer from the beginning.");
+ }
+}
+
+if ($RCI->configured && ($RCI->getprop('enable_installer') || $_SESSION['allowinstaller']) &&
+ isset($_GET['_mergeconfig']) && in_array($_GET['_mergeconfig'], array('main', 'db'))) {
+ $filename = $_GET['_mergeconfig'] . '.inc.php';
+
+ header('Content-type: text/plain');
+ header('Content-Disposition: attachment; filename="'.$filename.'"');
+
+ $RCI->merge_config();
+ echo $RCI->create_config($_GET['_mergeconfig'], true);
+ exit;
+}
+
+// go to 'check env' step if we have a local configuration
+if ($RCI->configured && empty($_REQUEST['_step'])) {
+ header("Location: ./?_step=1");
+ exit;
+}
+
+?>