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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* hold PhpMyAdmin\Template class
*
* @package PhpMyAdmin
*/
declare(strict_types=1);
namespace PhpMyAdmin;
use PhpMyAdmin\Twig\CharsetsExtension;
use PhpMyAdmin\Twig\CoreExtension;
use PhpMyAdmin\Twig\I18nExtension;
use PhpMyAdmin\Twig\IndexExtension;
use PhpMyAdmin\Twig\MessageExtension;
use PhpMyAdmin\Twig\PartitionExtension;
use PhpMyAdmin\Twig\PluginsExtension;
use PhpMyAdmin\Twig\RelationExtension;
use PhpMyAdmin\Twig\SanitizeExtension;
use PhpMyAdmin\Twig\ServerPrivilegesExtension;
use PhpMyAdmin\Twig\StorageEngineExtension;
use PhpMyAdmin\Twig\TableExtension;
use PhpMyAdmin\Twig\TrackerExtension;
use PhpMyAdmin\Twig\TransformationsExtension;
use PhpMyAdmin\Twig\UrlExtension;
use PhpMyAdmin\Twig\UtilExtension;
use Twig\Environment;
use Twig\Loader\FilesystemLoader;
/**
* Class Template
*
* Handle front end templating
*
* @package PhpMyAdmin
*/
class Template
{
/**
* Twig environment
* @var Environment
*/
protected static $twig;
/**
* @var string
*/
public const BASE_PATH = 'templates/';
/**
* Template constructor
*/
public function __construct()
{
/* @var \PhpMyAdmin\Config $config */
$config = $GLOBALS['PMA_Config'];
if (is_null($this::$twig)) {
$loader = new FilesystemLoader(static::BASE_PATH);
$cache_dir = $config->getTempDir('twig');
/* Twig expects false when cache is not configured */
if (is_null($cache_dir)) {
$cache_dir = false;
}
$twig = new Environment($loader, [
'auto_reload' => true,
'cache' => $cache_dir,
'debug' => false,
]);
$twig->addExtension(new CharsetsExtension());
$twig->addExtension(new CoreExtension());
$twig->addExtension(new I18nExtension());
$twig->addExtension(new IndexExtension());
$twig->addExtension(new MessageExtension());
$twig->addExtension(new PartitionExtension());
$twig->addExtension(new PluginsExtension());
$twig->addExtension(new RelationExtension());
$twig->addExtension(new SanitizeExtension());
$twig->addExtension(new ServerPrivilegesExtension());
$twig->addExtension(new StorageEngineExtension());
$twig->addExtension(new TrackerExtension());
$twig->addExtension(new TableExtension());
$twig->addExtension(new TransformationsExtension());
$twig->addExtension(new UrlExtension());
$twig->addExtension(new UtilExtension());
$this::$twig = $twig;
}
}
/**
* Template getter
*
* @param string $templateName Template path name
*
* @return \Twig_TemplateWrapper
*/
public static function get(string $templateName): \Twig_TemplateWrapper
{
$template = new Template();
return $template->load($templateName);
}
/**
* Loads a template.
*
* @param string $templateName Template path name
*
* @return \Twig_TemplateWrapper
*/
public function load(string $templateName): \Twig_TemplateWrapper
{
try {
$template = $this::$twig->load($templateName . '.twig');
} catch (\RuntimeException $e) {
/* Retry with disabled cache */
$this::$twig->setCache(false);
$template = $this::$twig->load($templateName . '.twig');
/*
* The trigger error is intentionally after second load
* to avoid triggering error when disabling cache does not
* solve it.
*/
trigger_error(
sprintf(
__('Error while working with template cache: %s'),
$e->getMessage()
),
E_USER_WARNING
);
}
return $template;
}
/**
* @param string $template Template path name
* @param array $data Associative array of template variables
*
* @return string
*/
public function render(string $template, array $data = []): string
{
return $this->load($template)->render($data);
}
}
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