<?php
require_once("../../../classes/db.class.php");
require_once("../../../classes/ADLog.class.php");
require_once("../../../config/config.inc.php");

$db  = new db();
$log = ADLog::getInstance();

if (isset($_POST['upload'])) {
    session_start();
    $errors = array();

	// validations	
	//Setting the timeout properly without messing with ini values: 
	$ctx = stream_context_create(array('http' => array('timeout' => 5)));
	$latestVer = file_get_contents("http://www.rconfig.com/downloads/version.txt", 0, $ctx);
	$expectedFileName = 'rconfig-'.$latestVer.'.zip';
	
	if ($_FILES['updateFile']['name'] === $expectedFileName){
		if ($_FILES["updateFile"]["error"] > 0) {
			$errors['fileError'] = "Update File Error Return Code: " . $_FILES["updateFile"]["error"];
			$log->Warn("File Error Return Code: " . $_FILES["updateFile"]["error"] . " (File: " . $_SERVER['PHP_SELF'] . ")");
			$_SESSION['errors'] = $errors;
			session_write_close();
			header("Location: " . $config_basedir . "updater.php?error&chk=1");
			exit();
		} else {
			
		$updateTmpLocation = $config_temp_dir . $_FILES["updateFile"]["name"];
		move_uploaded_file($_FILES['updateFile']['tmp_name'], $updateTmpLocation);
			if(is_file($updateTmpLocation)) {
				$errors['success'] = "Update File <strong>".$_FILES["updateFile"]["name"]."</strong> - Uploaded and verified";
				$log->Info("Failure: Update File ".$_FILES["updateFile"]["name"]." -  Uploaded and verified - (File: " . $_SERVER['PHP_SELF'] . ")");
				$_SESSION['errors'] = $errors;
				session_write_close();
				header("Location: " . $config_basedir . "updater.php?error&chk=1");
				exit();
			} else {
				$errors['fileError'] = "Could not move file to ".$updateTmpLocation;
				$log->Warn("Could not move file to ".$updateTmpLocation." - (File: " . $_SERVER['PHP_SELF'] . ")");
				$_SESSION['errors'] = $errors;
				session_write_close();
				header("Location: " . $config_basedir . "updater.php?error&chk=1");
				exit();	
			}
		}
	} else {
		$errors['fileInvalid'] = "Invalid update file";
		$log->Warn("Failure: Invalid update file(File: " . $_SERVER['PHP_SELF'] . ")");
		$_SESSION['errors'] = $errors;
		session_write_close();
		header("Location: " . $config_basedir . "updater.php?error&chk=1");
		exit();
	}
}
?>