configurable csv/xlsx export templates (#5531)

src/Validator/Constraints/ExportRenderer.php

@@ -0,0 +1,24 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Validator\Constraints;
+
+use Symfony\Component\Validator\Constraint;
+
+#[\Attribute(\Attribute::TARGET_PROPERTY)]
+final class ExportRenderer extends Constraint
+{
+    public const UNKNOWN_TYPE = 'kimai-export-type-00';
+
+    protected const ERROR_NAMES = [
+        self::UNKNOWN_TYPE => 'Unknown exporter type.',
+    ];
+
+    public string $message = 'Unknown exporter type.';
+}

src/Validator/Constraints/ExportRendererValidator.php

@@ -0,0 +1,41 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Validator\Constraints;
+
+use Symfony\Component\Validator\Constraint;
+use Symfony\Component\Validator\ConstraintValidator;
+use Symfony\Component\Validator\Exception\UnexpectedTypeException;
+
+final class ExportRendererValidator extends ConstraintValidator
+{
+    /**
+     * @param string|mixed $value
+     */
+    public function validate(mixed $value, Constraint $constraint): void
+    {
+        if (!($constraint instanceof ExportRenderer)) {
+            throw new UnexpectedTypeException($constraint, ExportRenderer::class);
+        }
+
+        if ($value === null) {
+            return;
+        }
+
+        $ids = ['csv', 'xlsx'];
+
+        if (!\is_string($value) || !\in_array($value, $ids, true)) {
+            $this->context->buildViolation(ExportRenderer::getErrorName(ExportRenderer::UNKNOWN_TYPE))
+                ->setParameter('{{ value }}', $this->formatValue($value))
+                ->setTranslationDomain('validators')
+                ->setCode(ExportRenderer::UNKNOWN_TYPE)
+                ->addViolation();
+        }
+    }
+}