SwissQR: add Sprain\SwissQrBill and dependencies

htdocs/includes/symfony/intl/Data/Bundle/Reader/IntlBundleReader.php

@@ -0,0 +1,47 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Intl\Data\Bundle\Reader;
+
+use Symfony\Component\Intl\Data\Util\ArrayAccessibleResourceBundle;
+use Symfony\Component\Intl\Exception\ResourceBundleNotFoundException;
+
+/**
+ * Reads binary .res resource bundles.
+ *
+ * @author Bernhard Schussek <bschussek@gmail.com>
+ *
+ * @internal
+ */
+class IntlBundleReader implements BundleReaderInterface
+{
+    public function read(string $path, string $locale): mixed
+    {
+        // Point for future extension: Modify this class so that it works also
+        // if the \ResourceBundle class is not available.
+        try {
+            // Never enable fallback. We want to know if a bundle cannot be found
+            $bundle = new \ResourceBundle($locale, $path, false);
+        } catch (\Exception) {
+            $bundle = null;
+        }
+
+        // The bundle is NULL if the path does not look like a resource bundle
+        // (i.e. contain a bunch of *.res files)
+        if (null === $bundle) {
+            throw new ResourceBundleNotFoundException(sprintf('The resource bundle "%s/%s.res" could not be found.', $path, $locale));
+        }
+
+        // Other possible errors are U_USING_FALLBACK_WARNING and U_ZERO_ERROR,
+        // which are OK for us.
+        return new ArrayAccessibleResourceBundle($bundle);
+    }
+}