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<?php
class WebMigrateController extends StudipController
{
public function __construct($dispatcher)
{
if (basename($dispatcher->trails_uri, '.php') !== 'web_migrate') {
throw new Exception('Web Migrator cannot be invoked via standard dispatcher.');
}
parent::__construct($dispatcher);
}
public function before_filter(&$action, &$args)
{
$GLOBALS['auth']->login_if(!$GLOBALS['perm']->have_perm('root'));
$GLOBALS['perm']->check('root');
parent::before_filter($action, $args);
$this->target = Request::int('target');
$this->version = new DBSchemaVersion('studip');
$this->migrator = new Migrator(
"{$GLOBALS['STUDIP_BASE_PATH']}/db/migrations",
$this->version,
true
);
FileLock::setDirectory($GLOBALS['TMP_PATH']);
$this->lock = new FileLock('web-migrate');
$this->setupSidebar($action);
PageLayout::setTitle(_('Stud.IP Web-Migrator'));
}
public function index_action()
{
$this->migrations = $this->migrator->relevantMigrations($this->target);
}
public function migrate_action()
{
ob_start();
set_time_limit(0);
$this->lock->lock(['timestamp' => time(), 'user_id' => $GLOBALS['user']->id]);
foreach (Request::getArray('versions') as $version) {
$this->migrator->execute($version, 'up');
}
$this->lock->release();
$announcements = ob_get_clean();
PageLayout::postSuccess(
_('Die Datenbank wurde erfolgreich migriert.'),
array_filter(explode("\n", $announcements))
);
$_SESSION['migration-check'] = [
'timestamp' => time(),
'count' => 0,
];
$this->redirect('index');
}
public function release_action($target)
{
if ($this->lock->isLocked()) {
$this->lock->release();
PageLayout::postSuccess(_('Die Sperre wurde aufgehoben.'));
}
$this->redirect($this->url_for('index', compact('target')));
}
public function history_action()
{
$this->history = array_diff_key(
$this->migrator->relevantMigrations(0),
$this->migrator->relevantMigrations(null)
);
}
public function revert_action()
{
ob_start();
set_time_limit(0);
$this->lock->lock(['timestamp' => time(), 'user_id' => $GLOBALS['user']->id]);
foreach (Request::getArray('versions') as $version) {
$this->migrator->execute($version, 'down');
}
$this->lock->release();
$announcements = ob_get_clean();
PageLayout::postSuccess(
_('Die Datenbank wurde erfolgreich migriert.'),
array_filter(explode("\n", $announcements))
);
$_SESSION['migration-check'] = [
'timestamp' => time(),
'count' => 0,
];
$this->redirect('history');
}
public function setupSidebar($action)
{
$views = Sidebar::get()->addWidget(new ViewsWidget());
$views->addLink(
_('Offene Migrationen'),
$this->url_for('index')
)->setActive($action === 'index');
$views->addLink(
_('Ausgeführte Migrationen'),
$this->url_for('history')
)->setActive($action === 'history');
$widget = Sidebar::get()->addWidget(new SidebarWidget());
$widget->setTitle(_('Aktueller Versionsstand'));
$widget->addElement(new WidgetElement($this->version->get()));
}
}
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