class ThemeExperimentalConfirmForm
Same name in other branches
- 9 core/modules/system/src/Form/ThemeExperimentalConfirmForm.php \Drupal\system\Form\ThemeExperimentalConfirmForm
- 8.9.x core/modules/system/src/Form/ThemeExperimentalConfirmForm.php \Drupal\system\Form\ThemeExperimentalConfirmForm
- 10 core/modules/system/src/Form/ThemeExperimentalConfirmForm.php \Drupal\system\Form\ThemeExperimentalConfirmForm
Builds a confirmation form for enabling experimental themes.
@internal
Hierarchy
- class \Drupal\Core\Form\FormBase implements \Drupal\Core\Form\FormInterface, \Drupal\Core\DependencyInjection\ContainerInjectionInterface uses \Drupal\Core\DependencyInjection\DependencySerializationTrait, \Drupal\Core\Logger\LoggerChannelTrait, \Drupal\Core\Messenger\MessengerTrait, \Drupal\Core\Routing\RedirectDestinationTrait, \Drupal\Core\StringTranslation\StringTranslationTrait
- class \Drupal\Core\Form\ConfirmFormBase extends \Drupal\Core\Form\FormBase implements \Drupal\Core\Form\ConfirmFormInterface
- class \Drupal\system\Form\ThemeExperimentalConfirmForm extends \Drupal\Core\Form\ConfirmFormBase
- class \Drupal\Core\Form\ConfirmFormBase extends \Drupal\Core\Form\FormBase implements \Drupal\Core\Form\ConfirmFormInterface
Expanded class hierarchy of ThemeExperimentalConfirmForm
1 file declares its use of ThemeExperimentalConfirmForm
- ThemeController.php in core/
modules/ system/ src/ Controller/ ThemeController.php
File
-
core/
modules/ system/ src/ Form/ ThemeExperimentalConfirmForm.php, line 19
Namespace
Drupal\system\FormView source
class ThemeExperimentalConfirmForm extends ConfirmFormBase {
/**
* An extension discovery instance.
*
* @var \Drupal\Core\Extension\ThemeExtensionList
*/
protected $themeList;
/**
* The theme installer service.
*
* @var \Drupal\Core\Extension\ThemeInstallerInterface
*/
protected $themeInstaller;
/**
* Constructs a ThemeExperimentalConfirmForm object.
*
* @param \Drupal\Core\Extension\ThemeExtensionList $theme_list
* The theme extension list.
* @param \Drupal\Core\Extension\ThemeInstallerInterface $theme_installer
* The theme installer.
*/
public function __construct(ThemeExtensionList $theme_list, ThemeInstallerInterface $theme_installer) {
$this->themeList = $theme_list;
$this->themeInstaller = $theme_installer;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container) {
return new static($container->get('extension.list.theme'), $container->get('theme_installer'));
}
/**
* {@inheritdoc}
*/
public function getQuestion() {
return $this->t('Are you sure you wish to install an experimental theme?');
}
/**
* {@inheritdoc}
*/
public function getCancelUrl() {
return new Url('system.themes_page');
}
/**
* {@inheritdoc}
*/
public function getConfirmText() {
return $this->t('Continue');
}
/**
* {@inheritdoc}
*/
public function getDescription() {
return $this->t('Would you like to continue with the above?');
}
/**
* {@inheritdoc}
*/
public function getFormId() {
return 'system_themes_experimental_confirm_form';
}
/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state) {
$theme = $form_state->getBuildInfo()['args'][0] ? $form_state->getBuildInfo()['args'][0] : NULL;
$all_themes = $this->themeList
->getList();
if (!isset($all_themes[$theme])) {
return $this->redirect('system.themes_page');
}
$this->messenger()
->addWarning($this->t('Experimental themes are provided for testing purposes only. Use at your own risk.'));
$dependencies = array_keys($all_themes[$theme]->requires);
$themes = array_merge([
$theme,
], $dependencies);
$is_experimental = function ($theme) use ($all_themes) {
return isset($all_themes[$theme]) && $all_themes[$theme]->isExperimental();
};
$get_label = function ($theme) use ($all_themes) {
return $all_themes[$theme]->info['name'];
};
$items = [];
if (!empty($dependencies)) {
// Display a list of required themes that have to be installed as well.
$items[] = $this->formatPlural(count($dependencies), 'You must install the @required theme to install @theme.', 'You must install the @required themes to install @theme.', [
'@theme' => $get_label($theme),
// It is safe to implode this because theme names are not translated
// markup and so will not be double-escaped.
'@required' => implode(', ', array_map($get_label, $dependencies)),
]);
}
// Add the list of experimental themes after any other messages.
$items[] = $this->t('The following themes are experimental: @themes', [
'@themes' => implode(', ', array_map($get_label, array_filter($themes, $is_experimental))),
]);
$form['message'] = [
'#theme' => 'item_list',
'#items' => $items,
];
return parent::buildForm($form, $form_state);
}
/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state) {
$args = $form_state->getBuildInfo()['args'];
$theme = $args[0] ?? NULL;
$set_default = $args[1] ?? FALSE;
$themes = $this->themeList
->getList();
$config = $this->configFactory()
->getEditable('system.theme');
try {
if ($this->themeInstaller
->install([
$theme,
])) {
if ($set_default) {
// Set the default theme.
$config->set('default', $theme)
->save();
// The status message depends on whether an admin theme is currently
// in use: an empty string means the admin theme is set to be the
// default theme.
$admin_theme = $config->get('admin');
if (!empty($admin_theme) && $admin_theme !== $theme) {
$this->messenger()
->addStatus($this->t('Note that the administration theme is still set to the %admin_theme theme; consequently, the theme on this page remains unchanged. All non-administrative sections of the site, however, will show the selected %selected_theme theme by default.', [
'%admin_theme' => $themes[$admin_theme]->info['name'],
'%selected_theme' => $themes[$theme]->info['name'],
]));
}
else {
$this->messenger()
->addStatus($this->t('%theme is now the default theme.', [
'%theme' => $themes[$theme]->info['name'],
]));
}
}
else {
$this->messenger()
->addStatus($this->t('The %theme theme has been installed.', [
'%theme' => $themes[$theme]->info['name'],
]));
}
}
else {
$this->messenger()
->addError($this->t('The %theme theme was not found.', [
'%theme' => $theme,
]));
}
} catch (PreExistingConfigException $e) {
$config_objects = $e->flattenConfigObjects($e->getConfigObjects());
$this->messenger()
->addError($this->formatPlural(count($config_objects), 'Unable to install @extension, %config_names already exists in active configuration.', 'Unable to install @extension, %config_names already exist in active configuration.', [
'%config_names' => implode(', ', $config_objects),
'@extension' => $theme,
]));
} catch (UnmetDependenciesException $e) {
$this->messenger()
->addError($e->getTranslatedMessage($this->getStringTranslation(), $theme));
}
$form_state->setRedirectUrl($this->getCancelUrl());
}
}
Members
Title Sort descending | Modifiers | Object type | Summary | Overriden Title | Overrides |
---|---|---|---|---|---|
ConfirmFormBase::getCancelText | public | function | Returns a caption for the link which cancels the action. | Overrides ConfirmFormInterface::getCancelText | 2 |
ConfirmFormBase::getFormName | public | function | Returns the internal name used to refer to the confirmation item. | Overrides ConfirmFormInterface::getFormName | |
DependencySerializationTrait::$_entityStorages | protected | property | |||
DependencySerializationTrait::$_serviceIds | protected | property | |||
DependencySerializationTrait::__sleep | public | function | 1 | ||
DependencySerializationTrait::__wakeup | public | function | 2 | ||
FormBase::$configFactory | protected | property | The config factory. | 2 | |
FormBase::$requestStack | protected | property | The request stack. | 1 | |
FormBase::$routeMatch | protected | property | The route match. | ||
FormBase::config | protected | function | Retrieves a configuration object. | ||
FormBase::configFactory | protected | function | Gets the config factory for this form. | 2 | |
FormBase::container | private | function | Returns the service container. | ||
FormBase::currentUser | protected | function | Gets the current user. | 2 | |
FormBase::getRequest | protected | function | Gets the request object. | ||
FormBase::getRouteMatch | protected | function | Gets the route match. | ||
FormBase::logger | protected | function | Gets the logger for a specific channel. | ||
FormBase::redirect | protected | function | Returns a redirect response object for the specified route. | ||
FormBase::resetConfigFactory | public | function | Resets the configuration factory. | ||
FormBase::setConfigFactory | public | function | Sets the config factory for this form. | ||
FormBase::setRequestStack | public | function | Sets the request stack object to use. | ||
FormBase::validateForm | public | function | Form validation handler. | Overrides FormInterface::validateForm | 57 |
LoggerChannelTrait::$loggerFactory | protected | property | The logger channel factory service. | ||
LoggerChannelTrait::getLogger | protected | function | Gets the logger for a specific channel. | ||
LoggerChannelTrait::setLoggerFactory | public | function | Injects the logger channel factory. | ||
MessengerTrait::$messenger | protected | property | The messenger. | 16 | |
MessengerTrait::messenger | public | function | Gets the messenger. | 16 | |
MessengerTrait::setMessenger | public | function | Sets the messenger. | ||
RedirectDestinationTrait::$redirectDestination | protected | property | The redirect destination service. | 2 | |
RedirectDestinationTrait::getDestinationArray | protected | function | Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url. | ||
RedirectDestinationTrait::getRedirectDestination | protected | function | Returns the redirect destination service. | ||
RedirectDestinationTrait::setRedirectDestination | public | function | Sets the redirect destination service. | ||
StringTranslationTrait::$stringTranslation | protected | property | The string translation service. | 3 | |
StringTranslationTrait::formatPlural | protected | function | Formats a string containing a count of items. | ||
StringTranslationTrait::getNumberOfPlurals | protected | function | Returns the number of plurals supported by a given language. | ||
StringTranslationTrait::getStringTranslation | protected | function | Gets the string translation service. | ||
StringTranslationTrait::setStringTranslation | public | function | Sets the string translation service to use. | 2 | |
StringTranslationTrait::t | protected | function | Translates a string to the current language or to a given language. | ||
ThemeExperimentalConfirmForm::$themeInstaller | protected | property | The theme installer service. | ||
ThemeExperimentalConfirmForm::$themeList | protected | property | An extension discovery instance. | ||
ThemeExperimentalConfirmForm::buildForm | public | function | Form constructor. | Overrides ConfirmFormBase::buildForm | |
ThemeExperimentalConfirmForm::create | public static | function | Instantiates a new instance of this class. | Overrides FormBase::create | |
ThemeExperimentalConfirmForm::getCancelUrl | public | function | Returns the route to go to if the user cancels the action. | Overrides ConfirmFormInterface::getCancelUrl | |
ThemeExperimentalConfirmForm::getConfirmText | public | function | Returns a caption for the button that confirms the action. | Overrides ConfirmFormBase::getConfirmText | |
ThemeExperimentalConfirmForm::getDescription | public | function | Returns additional text to display as a description. | Overrides ConfirmFormBase::getDescription | |
ThemeExperimentalConfirmForm::getFormId | public | function | Returns a unique string identifying the form. | Overrides FormInterface::getFormId | |
ThemeExperimentalConfirmForm::getQuestion | public | function | Returns the question to ask the user. | Overrides ConfirmFormInterface::getQuestion | |
ThemeExperimentalConfirmForm::submitForm | public | function | Form submission handler. | Overrides FormInterface::submitForm | |
ThemeExperimentalConfirmForm::__construct | public | function | Constructs a ThemeExperimentalConfirmForm object. |
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