Added an menu to show some simple statistics.

src/Repository/AttachmentRepository.php

@@ -0,0 +1,80 @@
+<?php
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+namespace App\Repository;
+
+
+use Doctrine\ORM\EntityRepository;
+
+class AttachmentRepository extends EntityRepository
+{
+    /**
+     * Gets the count of all private/secure attachments.
+     * @return int
+     */
+    public function getPrivateAttachmentsCount(): int
+    {
+        $qb = $this->createQueryBuilder('attachment');
+        $qb->select('COUNT(attachment)')
+            ->where('attachment.path LIKE :like');
+        $qb->setParameter('like', '\\%SECURE\\%%');
+        $query = $qb->getQuery();
+        return (int) $query->getSingleScalarResult();
+    }
+
+    /**
+     * Gets the count of all external attachments (attachments only containing an URL)
+     * @return int
+     * @throws \Doctrine\ORM\NoResultException
+     * @throws \Doctrine\ORM\NonUniqueResultException
+     */
+    public function getExternalAttachments(): int
+    {
+        $qb = $this->createQueryBuilder('attachment');
+        $qb->select('COUNT(attachment)')
+            ->where('attachment.path LIKE :http')
+            ->orWhere('attachment.path LIKE :https');
+        $qb->setParameter('http', 'http://%');
+        $qb->setParameter('https', 'https://%');
+        $query = $qb->getQuery();
+        return (int) $query->getSingleScalarResult();
+    }
+
+    /**
+     * Gets the count of all attachments where an user uploaded an file.
+     * @return int
+     * @throws \Doctrine\ORM\NoResultException
+     * @throws \Doctrine\ORM\NonUniqueResultException
+     */
+    public function getUserUploadedAttachments(): int
+    {
+        $qb = $this->createQueryBuilder('attachment');
+        $qb->select('COUNT(attachment)')
+            ->where('attachment.path LIKE :base')
+            ->orWhere('attachment.path LIKE :media')
+            ->orWhere('attachment.path LIKE :secure');
+        $qb->setParameter('secure', '\\%SECURE\\%%');
+        $qb->setParameter('base', '\\%BASE\\%%');
+        $qb->setParameter('media', '\\%MEDIA\\%%');
+        $query = $qb->getQuery();
+        return (int) $query->getSingleScalarResult();
+    }
+}