<?php
  set_time_limit(0);
  $RUNTIME_NOAPPS = true;
  require_once '../../lib/base.php';
  
  if (OC::checkUpgrade(false)) {
  	$eventSource = new OC_EventSource();
  	$updater = new OC_Updater();
  	$updater->listen('\OC_Updater', 'maintenanceStart', function () use ($eventSource) {
  		$eventSource->send('success', 'Turned on maintenance mode');
  	});
  	$updater->listen('\OC_Updater', 'maintenanceEnd', function () use ($eventSource) {
  		$eventSource->send('success', 'Turned off maintenance mode');
  	});
  	$updater->listen('\OC_Updater', 'dbUpgrade', function () use ($eventSource) {
  		$eventSource->send('success', 'Updated database');
  	});
  	$updater->listen('\OC_Updater', 'filecacheStart', function () use ($eventSource) {
  		$eventSource->send('success', 'Updating filecache, this may take really long...');
  	});
  	$updater->listen('\OC_Updater', 'filecacheDone', function () use ($eventSource) {
  		$eventSource->send('success', 'Updated filecache');
  	});
  	$updater->listen('\OC_Updater', 'filecacheProgress', function ($out) use ($eventSource) {
  		$eventSource->send('success', '... ' . $out . '% done ...');
  	});
  	$updater->listen('\OC_Updater', 'failure', function ($message) use ($eventSource) {
  		$eventSource->send('failure', $message);
  		$eventSource->close();
  		OC_Config::setValue('maintenance', false);
  	});
  	$updater->upgrade();
  
  	$eventSource->send('done', '');
  	$eventSource->close();
  }