Added an menu to show some simple statistics.

src/Controller/StatisticsController.php

@@ -0,0 +1,44 @@
+<?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\Controller;
+
+
+use App\Services\StatisticsHelper;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
+
+class StatisticsController extends AbstractController
+{
+    /**
+     * @Route("/statistics", name="statistics_view")
+     * @return Response
+     */
+    public function showStatistics(StatisticsHelper $helper): Response
+    {
+        $this->denyAccessUnlessGranted('@tools.statistics');
+
+        return $this->render('/Statistics/statistics.html.twig', [
+            'helper' => $helper,
+        ]);
+    }
+}

src/Entity/Attachments/Attachment.php

@@ -33,7 +33,7 @@ use LogicException;
 /**
  * Class Attachment.
  *
- * @ORM\Entity
+ * @ORM\Entity(repositoryClass="App\Repository\AttachmentRepository")
  * @ORM\Table(name="`attachments`")
  * @ORM\InheritanceType("SINGLE_TABLE")
  * @ORM\DiscriminatorColumn(name="class_name", type="string")

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();
+    }
+}

src/Repository/PartRepository.php

@@ -24,9 +24,45 @@ declare(strict_types=1);
 
 namespace App\Repository;
 
+use App\Entity\Parts\PartLot;
 use Doctrine\ORM\EntityRepository;
+use Doctrine\ORM\QueryBuilder;
 
 class PartRepository extends EntityRepository
 {
-    //TODO
+    /**
+     * Gets the summed up instock of all parts (only parts without an measurent unit)
+     * @return string
+     * @throws \Doctrine\ORM\NoResultException
+     * @throws \Doctrine\ORM\NonUniqueResultException
+     */
+    public function getPartsInstockSum(): string
+    {
+        $qb = new QueryBuilder($this->getEntityManager());
+        $qb->select('SUM(part_lot.amount)')
+            ->from(PartLot::class, 'part_lot')
+            ->leftJoin('part_lot.part', 'part')
+            ->where('part.partUnit IS NULL');
+
+        $query = $qb->getQuery();
+        return $query->getSingleScalarResult();
+    }
+
+    /**
+     * Gets the number of parts that has price informations.
+     * @return int
+     * @throws \Doctrine\ORM\NoResultException
+     * @throws \Doctrine\ORM\NonUniqueResultException
+     */
+    public function getPartsCountWithPrice(): int
+    {
+        $qb = $this->createQueryBuilder('part');
+        $qb->select('COUNT(part)')
+            ->innerJoin('part.orderdetails', 'orderdetail')
+            ->innerJoin('orderdetail.pricedetails', 'pricedetail')
+            ->where('pricedetail.price > 0.0');
+
+        $query = $qb->getQuery();
+        return (int) $query->getSingleScalarResult();
+    }
 }

src/Services/StatisticsHelper.php

@@ -0,0 +1,149 @@
+<?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\Services;
+
+
+use App\Entity\Attachments\Attachment;
+use App\Entity\Attachments\AttachmentType;
+use App\Entity\Devices\Device;
+use App\Entity\Parts\Category;
+use App\Entity\Parts\Footprint;
+use App\Entity\Parts\Manufacturer;
+use App\Entity\Parts\MeasurementUnit;
+use App\Entity\Parts\Part;
+use App\Entity\Parts\Storelocation;
+use App\Entity\Parts\Supplier;
+use App\Entity\PriceInformations\Currency;
+use Doctrine\ORM\EntityManagerInterface;
+use Doctrine\ORM\EntityRepository;
+
+class StatisticsHelper
+{
+    protected $em;
+    protected $part_repo;
+    protected $attachment_repo;
+
+    public function __construct(EntityManagerInterface $em)
+    {
+        $this->em = $em;
+        $this->part_repo = $this->em->getRepository(Part::class);
+        $this->attachment_repo = $this->em->getRepository(Attachment::class);
+    }
+
+    /**
+     *  Returns the count of distinct parts
+     */
+    public function getDistinctPartsCount(): int
+    {
+        return $this->part_repo->count([]);
+    }
+
+    /**
+     * Returns the summed instocked over all parts (only parts without a measurement unit)
+     * @return string
+     * @throws \Doctrine\ORM\NoResultException
+     * @throws \Doctrine\ORM\NonUniqueResultException
+     */
+    public function getPartsInstockSum(): string
+    {
+        return $this->part_repo->getPartsInstockSum();
+    }
+
+    /**
+     * Returns the number of all parts which have price informations
+     * @return int
+     * @throws \Doctrine\ORM\NoResultException
+     * @throws \Doctrine\ORM\NonUniqueResultException
+     */
+    public function getPartsCountWithPrice(): int
+    {
+        return $this->part_repo->getPartsCountWithPrice();
+    }
+
+    /**
+     * Returns the number of datastructures for the given type.
+     * @param  string  $type
+     * @return int
+     */
+    public function getDataStructuresCount(string $type): int
+    {
+        $arr = [
+            'attachment_type' => AttachmentType::class,
+            'category' => Category::class,
+            'device' => Device::class,
+            'footprint' => Footprint::class,
+            'manufacturer' => Manufacturer::class,
+            'measurement_unit' => MeasurementUnit::class,
+            'storelocation' => Storelocation::class,
+            'supplier' => Supplier::class,
+            'currency' => Currency::class,
+        ];
+
+        if (!isset($arr[$type])) {
+            throw new \InvalidArgumentException('No count for the given type available!');
+        }
+
+        /** @var EntityRepository $repo */
+        $repo = $this->em->getRepository($arr[$type]);
+        return $repo->count([]);
+    }
+
+    /**
+     * Gets the count of all attachments.
+     * @return int
+     */
+    public function getAttachmentsCount(): int
+    {
+        return $this->attachment_repo->count([]);
+    }
+
+    /**
+     * Gets the count of all private/secure attachments
+     * @return int
+     */
+    public function getPrivateAttachmentsCount(): int
+    {
+        return $this->attachment_repo->getPrivateAttachmentsCount();
+    }
+
+    /**
+     * Gets the count of all external (only containing an URL) attachments
+     * @return int
+     * @throws \Doctrine\ORM\NoResultException
+     * @throws \Doctrine\ORM\NonUniqueResultException
+     */
+    public function getExternalAttachmentsCount(): int
+    {
+        return $this->attachment_repo->getExternalAttachments();
+    }
+
+    /**
+     * Gets the count of all attachments where the user uploaded an file.
+     * @return int
+     * @throws \Doctrine\ORM\NoResultException
+     * @throws \Doctrine\ORM\NonUniqueResultException
+     */
+    public function getUserUploadedAttachmentsCount(): int
+    {
+        return $this->attachment_repo->getUserUploadedAttachments();
+    }
+}

src/Services/Trees/ToolsTreeBuilder.php

@@ -58,8 +58,8 @@ class ToolsTreeBuilder
     protected $security;
 
     public function __construct(TranslatorInterface $translator, UrlGeneratorInterface $urlGenerator,
-                                TagAwareCacheInterface $treeCache, UserCacheKeyGenerator $keyGenerator,
-                                Security $security)
+        TagAwareCacheInterface $treeCache, UserCacheKeyGenerator $keyGenerator,
+        Security $security)
     {
         $this->translator = $translator;
         $this->urlGenerator = $urlGenerator;
@@ -187,6 +187,13 @@ class ToolsTreeBuilder
             );
         }
 
+        if ($this->security->isGranted('@tools.statistics')) {
+            $show_nodes[] = new TreeViewNode(
+                $this->translator->trans('tree.tools.show.statistics'),
+                $this->urlGenerator->generate('statistics_view')
+            );
+        }
+
         return $show_nodes;
     }