/**
* @inheritDoc
*/
public function clearResourceCache()
{
_backdrop_flush_css_js();
}
/**
* Provides an overview of the Backdrop database update.
*
* This page provides cautionary suggestions that should happen before
* proceeding with the update to ensure data integrity.
*
* @return
* Rendered HTML form.
*/
function update_info_page()
{
global $databases;
// Change query-strings on css/js files to enforce reload for all users.
_backdrop_flush_css_js();
// Flush the cache of all data for the update status module.
if (db_table_exists('cache_update')) {
cache('update')->flush();
}
// Get database name
$db_name = $databases['default']['default']['database'];
// Get the config path
$config_dir = config_get_config_directory('active');
update_task_list('info');
backdrop_set_title('Backdrop database update');
$token = backdrop_get_token('update');
$output = '<p>Use this utility to update your database whenever you install a new version of Backdrop CMS and/or one of the site\'s modules.</p><p>For more detailed information, see the <a href="http://backdropcms.org/guide/upgrade">upgrading handbook</a>. If you are unsure of what these terms mean you should probably contact your hosting provider.</p>';
$output .= "<ol>\n";
$output .= "<li><strong>Make any necessary backups.</strong> This update utility will alter your database and config files. In case of an emergency you may need to revert to a recent backup; make sure you have one.\n";
$output .= "<ul>\n";
$output .= "<li><strong>Database:</strong> Back up a dump of the '" . $db_name . "' database.</li>\n";
$output .= "<li><strong>Config files:</strong> Back up the entire '" . $config_dir . "' directory.</li>\n";
$output .= "</ul>\n";
$output .= '<li>Put your site into <a href="' . base_path() . '?q=admin/config/development/maintenance">maintenance mode</a> (optional but recommended).</li>' . "\n";
$output .= "<li>Install your new files into the appropriate location, as described in the handbook.</li>\n";
$output .= "</ol>\n";
$output .= "<p>When you have performed the above steps you may proceed.</p>\n";
$form_action = check_url(backdrop_current_script_url(array('op' => 'selection', 'token' => $token)));
$output .= '<form method="post" action="' . $form_action . '"><p><input type="submit" value="Continue" class="form-submit" /></p></form>';
$output .= "\n";
return $output;
}
