nextcloud/core/ajax/update.php

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<?php
set_time_limit(0);
$RUNTIME_NOAPPS = true;
require_once '../../lib/base.php';
if (OC::checkUpgrade(false)) {
$updateEventSource = new OC_EventSource();
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$watcher = new UpdateWatcher($updateEventSource);
OC_Hook::connect('update', 'success', $watcher, 'success');
OC_Hook::connect('update', 'error', $watcher, 'error');
OC_Hook::connect('update', 'error', $watcher, 'failure');
$watcher->success('Turned on maintenance mode');
try {
$result = OC_DB::updateDbFromStructure(OC::$SERVERROOT.'/db_structure.xml');
$watcher->success('Updated database');
} catch (Exception $exception) {
$watcher->failure($exception->getMessage());
}
$minimizerCSS = new OC_Minimizer_CSS();
$minimizerCSS->clearCache();
$minimizerJS = new OC_Minimizer_JS();
$minimizerJS->clearCache();
OC_Config::setValue('version', implode('.', OC_Util::getVersion()));
OC_App::checkAppsRequirements();
// load all apps to also upgrade enabled apps
OC_App::loadApps();
OC_Config::setValue('maintenance', false);
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$watcher->success('Turned off maintenance mode');
$watcher->done();
}
class UpdateWatcher {
/**
* @var \OC_EventSource $eventSource;
*/
private $eventSource;
public function __construct($eventSource) {
$this->eventSource = $eventSource;
}
public function success($message) {
OC_Util::obEnd();
$this->eventSource->send('success', $message);
ob_start();
}
public function error($message) {
OC_Util::obEnd();
$this->eventSource->send('error', $message);
ob_start();
}
public function failure($message) {
OC_Util::obEnd();
$this->eventSource->send('failure', $message);
$this->eventSource->close();
die();
}
public function done() {
OC_Util::obEnd();
$this->eventSource->send('done', '');
$this->eventSource->close();
}
}