Update website

admin/phpMyAdmin/libraries/classes/Template.php

@@ -0,0 +1,134 @@
+<?php
+
+declare(strict_types=1);
+
+namespace PhpMyAdmin;
+
+use PhpMyAdmin\Twig\CoreExtension;
+use PhpMyAdmin\Twig\I18nExtension;
+use PhpMyAdmin\Twig\MessageExtension;
+use PhpMyAdmin\Twig\PluginsExtension;
+use PhpMyAdmin\Twig\RelationExtension;
+use PhpMyAdmin\Twig\SanitizeExtension;
+use PhpMyAdmin\Twig\TableExtension;
+use PhpMyAdmin\Twig\TrackerExtension;
+use PhpMyAdmin\Twig\TransformationsExtension;
+use PhpMyAdmin\Twig\UrlExtension;
+use PhpMyAdmin\Twig\UtilExtension;
+use RuntimeException;
+use Throwable;
+use Twig\Environment;
+use Twig\Error\LoaderError;
+use Twig\Error\RuntimeError;
+use Twig\Error\SyntaxError;
+use Twig\Extension\DebugExtension;
+use Twig\Loader\FilesystemLoader;
+use Twig\TemplateWrapper;
+use const DIRECTORY_SEPARATOR;
+use const E_USER_WARNING;
+use function sprintf;
+use function trigger_error;
+use function is_array;
+
+/**
+ * Handle front end templating
+ */
+class Template
+{
+    /**
+     * Twig environment
+     *
+     * @var Environment
+     */
+    protected static $twig;
+
+    public const BASE_PATH = ROOT_PATH . DIRECTORY_SEPARATOR . 'templates' . DIRECTORY_SEPARATOR;
+
+    public function __construct()
+    {
+        global $cfg;
+
+        /** @var Config|null $config */
+        $config = $GLOBALS['PMA_Config'];
+        if (static::$twig !== null) {
+            return;
+        }
+
+        $loader = new FilesystemLoader(self::BASE_PATH);
+        $cache_dir = $config !== null ? $config->getTempDir('twig') : null;
+        /* Twig expects false when cache is not configured */
+        if ($cache_dir === null) {
+            $cache_dir = false;
+        }
+        $twig = new Environment($loader, [
+            'auto_reload' => true,
+            'cache' => $cache_dir,
+        ]);
+
+        // It was reported that the config could not be loaded correctly
+        if (is_array($cfg) && $cfg['environment'] === 'development') {
+            $twig->enableDebug();
+            $twig->addExtension(new DebugExtension());
+        }
+        $twig->addExtension(new CoreExtension());
+        $twig->addExtension(new I18nExtension());
+        $twig->addExtension(new MessageExtension());
+        $twig->addExtension(new PluginsExtension());
+        $twig->addExtension(new RelationExtension());
+        $twig->addExtension(new SanitizeExtension());
+        $twig->addExtension(new TableExtension());
+        $twig->addExtension(new TrackerExtension());
+        $twig->addExtension(new TransformationsExtension());
+        $twig->addExtension(new UrlExtension());
+        $twig->addExtension(new UtilExtension());
+        static::$twig = $twig;
+    }
+
+    /**
+     * Loads a template.
+     *
+     * @param string $templateName Template path name
+     *
+     * @throws LoaderError
+     * @throws RuntimeError
+     * @throws SyntaxError
+     */
+    private function load(string $templateName): TemplateWrapper
+    {
+        try {
+            $template = static::$twig->load($templateName . '.twig');
+        } catch (RuntimeException $e) {
+            /* Retry with disabled cache */
+            static::$twig->setCache(false);
+            $template = static::$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
+     *
+     * @throws Throwable
+     * @throws LoaderError
+     * @throws RuntimeError
+     * @throws SyntaxError
+     */
+    public function render(string $template, array $data = []): string
+    {
+        return $this->load($template)->render($data);
+    }
+}