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- <?php
- namespace Drupal\Core\Updater;
- use Drupal\Core\Url;
- /**
- * Defines a class for updating themes using
- * Drupal\Core\FileTransfer\FileTransfer classes via authorize.php.
- */
- class Theme extends Updater implements UpdaterInterface {
- /**
- * Returns the directory where a theme should be installed.
- *
- * If the theme is already installed, drupal_get_path() will return a valid
- * path and we should install it there. If we're installing a new theme, we
- * always want it to go into /themes, since that's where all the
- * documentation recommends users install their themes, and there's no way
- * that can conflict on a multi-site installation, since the Update manager
- * won't let you install a new theme if it's already found on your system,
- * and if there was a copy in the top-level we'd see it.
- *
- * @return string
- * The absolute path of the directory.
- */
- public function getInstallDirectory() {
- if ($this->isInstalled() && ($relative_path = drupal_get_path('theme', $this->name))) {
- // The return value of drupal_get_path() is always relative to the site,
- // so prepend DRUPAL_ROOT.
- return DRUPAL_ROOT . '/' . dirname($relative_path);
- }
- else {
- // When installing a new theme, prepend the requested root directory.
- return $this->root . '/' . $this->getRootDirectoryRelativePath();
- }
- }
- /**
- * {@inheritdoc}
- */
- public static function getRootDirectoryRelativePath() {
- return 'themes';
- }
- /**
- * {@inheritdoc}
- */
- public function isInstalled() {
- // Check if the theme exists in the file system, regardless of whether it
- // is enabled or not.
- $themes = \Drupal::state()->get('system.theme.files', []);
- return isset($themes[$this->name]);
- }
- /**
- * {@inheritdoc}
- */
- public static function canUpdateDirectory($directory) {
- $info = static::getExtensionInfo($directory);
- return (isset($info['type']) && $info['type'] == 'theme');
- }
- /**
- * Determines whether this class can update the specified project.
- *
- * @param string $project_name
- * The project to check.
- *
- * @return bool
- */
- public static function canUpdate($project_name) {
- return (bool) drupal_get_path('theme', $project_name);
- }
- /**
- * {@inheritdoc}
- */
- public function postInstall() {
- // Update the theme info.
- clearstatcache();
- \Drupal::service('theme_handler')->rebuildThemeData();
- }
- /**
- * {@inheritdoc}
- */
- public function postInstallTasks() {
- // Since this is being called outsite of the primary front controller,
- // the base_url needs to be set explicitly to ensure that links are
- // relative to the site root.
- // @todo Simplify with https://www.drupal.org/node/2548095
- $default_options = [
- '#type' => 'link',
- '#options' => [
- 'absolute' => TRUE,
- 'base_url' => $GLOBALS['base_url'],
- ],
- ];
- return [
- $default_options + [
- '#url' => Url::fromRoute('system.themes_page'),
- '#title' => t('Install newly added themes'),
- ],
- $default_options + [
- '#url' => Url::fromRoute('system.admin'),
- '#title' => t('Administration pages'),
- ],
- ];
- }
- }
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