function ThemeController::uninstall
Same name in other branches
- 9 core/modules/system/src/Controller/ThemeController.php \Drupal\system\Controller\ThemeController::uninstall()
- 10 core/modules/system/src/Controller/ThemeController.php \Drupal\system\Controller\ThemeController::uninstall()
- 11.x core/modules/system/src/Controller/ThemeController.php \Drupal\system\Controller\ThemeController::uninstall()
Uninstalls a theme.
Parameters
\Symfony\Component\HttpFoundation\Request $request: A request object containing a theme name and a valid token.
Return value
\Symfony\Component\HttpFoundation\RedirectResponse Redirects back to the appearance admin page.
Throws
\Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException Throws access denied when no theme or token is set in the request or when the token is invalid.
1 string reference to 'ThemeController::uninstall'
- system.routing.yml in core/
modules/ system/ system.routing.yml - core/modules/system/system.routing.yml
File
-
core/
modules/ system/ src/ Controller/ ThemeController.php, line 88
Class
- ThemeController
- Controller for theme handling.
Namespace
Drupal\system\ControllerCode
public function uninstall(Request $request) {
$theme = $request->query
->get('theme');
$config = $this->config('system.theme');
if (isset($theme)) {
// Get current list of themes.
$themes = $this->themeHandler
->listInfo();
// Check if the specified theme is one recognized by the system.
if (!empty($themes[$theme])) {
// Do not uninstall the default or admin theme.
if ($theme === $config->get('default') || $theme === $config->get('admin')) {
$this->messenger()
->addError($this->t('%theme is the default theme and cannot be uninstalled.', [
'%theme' => $themes[$theme]->info['name'],
]));
}
else {
$this->themeInstaller
->uninstall([
$theme,
]);
$this->messenger()
->addStatus($this->t('The %theme theme has been uninstalled.', [
'%theme' => $themes[$theme]->info['name'],
]));
}
}
else {
$this->messenger()
->addError($this->t('The %theme theme was not found.', [
'%theme' => $theme,
]));
}
return $this->redirect('system.themes_page');
}
throw new AccessDeniedHttpException();
}
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