added export module (#538)

src/Repository/Query/ExportQuery.php

@@ -0,0 +1,48 @@
+<?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\Repository\Query;
+
+/**
+ * Can be used for export queries.
+ */
+class ExportQuery extends TimesheetQuery
+{
+    public const TYPE_HTML = 'html';
+    public const TYPE_CSV = 'csv';
+    public const TYPE_PDF = 'pdf';
+    public const TYPE_XLSX = 'xlsx';
+    public const TYPE_ODS = 'ods';
+
+    /**
+     * @var string
+     */
+    protected $type;
+
+    /**
+     * @return string
+     */
+    public function getType(): ?string
+    {
+        return $this->type;
+    }
+
+    /**
+     * @param string $type
+     * @return ExportQuery
+     */
+    public function setType(string $type)
+    {
+        if (in_array($type, [self::TYPE_PDF, self::TYPE_CSV, self::TYPE_HTML, self::TYPE_XLSX, self::TYPE_ODS])) {
+            $this->type = $type;
+        }
+
+        return $this;
+    }
+}