Moved attachment form submit logic to a seperate service.

This commit is contained in:
Jan Böhmer 2019-10-19 17:13:13 +02:00
parent 1f7c122ba2
commit d382021fee
9 changed files with 279 additions and 73 deletions

View file

@ -12,8 +12,10 @@ parameters:
use_gravatar: true # Set to false, if no Gravatar images should be used for user profiles.
default_currency: 'EUR' # The currency that should be used
media_directory: 'public/media/' # The folder where uploaded attachment files are saved
secure_media_directory: 'media/' # The folder where secured attachment files are saved (must not be in public/)
db_version_fallback: '5.6' # Be sure to override this, in your .env with your real DB version
global_theme: '' # The theme to use globally (see public/build/themes/ for choices). Set to '' for default bootstrap theme
allow_attachments_downloads: true # Allow users to download attachments to server
services:
# default configuration for services in *this* file
@ -75,6 +77,15 @@ services:
arguments:
$base_currency: '%default_currency%'
App\Form\AttachmentFormType:
arguments:
$allow_attachments_downloads: '%allow_attachments_downloads%'
App\Services\Attachments\AttachmentSubmitHandler:
arguments:
$allow_attachments_downloads: '%allow_attachments_downloads%'
App\EventSubscriber\TimezoneListener:
arguments:
$timezone: '%timezone%'
@ -83,6 +94,7 @@ services:
arguments:
$project_dir: '%kernel.project_dir%'
$media_path: '%media_directory%'
$secure_path: '%secure_media_directory%'
$footprints_path: 'public/img/footprints'
$models_path: null

View file

@ -37,6 +37,7 @@ use App\Entity\UserSystem\User;
use App\Form\AdminPages\ImportType;
use App\Form\AdminPages\MassCreationForm;
use App\Services\AttachmentHelper;
use App\Services\Attachments\AttachmentSubmitHandler;
use App\Services\EntityExporter;
use App\Services\EntityImporter;
use App\Services\StructuralElementRecursionHelper;
@ -64,8 +65,10 @@ abstract class BaseAdminController extends AbstractController
protected $passwordEncoder;
protected $translator;
protected $attachmentHelper;
protected $attachmentSubmitHandler;
public function __construct(TranslatorInterface $translator, UserPasswordEncoderInterface $passwordEncoder, AttachmentHelper $attachmentHelper)
public function __construct(TranslatorInterface $translator, UserPasswordEncoderInterface $passwordEncoder,
AttachmentHelper $attachmentHelper, AttachmentSubmitHandler $attachmentSubmitHandler)
{
if ($this->entity_class === '' || $this->form_class === '' || $this->twig_template === '' || $this->route_base === '') {
throw new \InvalidArgumentException('You have to override the $entity_class, $form_class, $route_base and $twig_template value in your subclasss!');
@ -78,6 +81,7 @@ abstract class BaseAdminController extends AbstractController
$this->translator = $translator;
$this->passwordEncoder = $passwordEncoder;
$this->attachmentHelper = $attachmentHelper;
$this->attachmentSubmitHandler = $attachmentSubmitHandler;
}
protected function _edit(NamedDBElement $entity, Request $request, EntityManagerInterface $em)
@ -101,7 +105,7 @@ abstract class BaseAdminController extends AbstractController
$attachments = $form['attachments'];
foreach ($attachments as $attachment) {
/** @var $attachment FormInterface */
$this->attachmentHelper->upload( $attachment->getData(), $attachment['file']->getData());
$this->attachmentSubmitHandler->handleFormSubmit($attachment->getData(), $attachment['file']->getData());
}
$em->persist($entity);
@ -146,7 +150,7 @@ abstract class BaseAdminController extends AbstractController
$attachments = $form['attachments'];
foreach ($attachments as $attachment) {
/** @var $attachment FormInterface */
$this->attachmentHelper->upload( $attachment->getData(), $attachment['file']->getData());
$this->attachmentSubmitHandler->handleFormSubmit($attachment->getData(), $attachment['file']->getData());
}
$em->persist($new_entity);

View file

@ -34,6 +34,7 @@ use App\Entity\Parts\Category;
use App\Entity\Parts\Part;
use App\Form\Part\PartBaseType;
use App\Services\AttachmentHelper;
use App\Services\Attachments\AttachmentSubmitHandler;
use App\Services\Attachments\PartPreviewGenerator;
use App\Services\PricedetailHelper;
use Doctrine\ORM\EntityManagerInterface;
@ -81,7 +82,7 @@ class PartController extends AbstractController
* @return \Symfony\Component\HttpFoundation\Response
*/
public function edit(Part $part, Request $request, EntityManagerInterface $em, TranslatorInterface $translator,
AttachmentHelper $attachmentHelper)
AttachmentHelper $attachmentHelper, AttachmentSubmitHandler $attachmentSubmitHandler)
{
$this->denyAccessUnlessGranted('edit', $part);
@ -93,7 +94,7 @@ class PartController extends AbstractController
$attachments = $form['attachments'];
foreach ($attachments as $attachment) {
/** @var $attachment FormInterface */
$attachmentHelper->upload( $attachment->getData(), $attachment['file']->getData());
$attachmentSubmitHandler->handleFormSubmit($attachment->getData(), $attachment['file']->getData());
}
@ -148,7 +149,7 @@ class PartController extends AbstractController
* @return \Symfony\Component\HttpFoundation\Response
*/
public function new(Request $request, EntityManagerInterface $em, TranslatorInterface $translator,
AttachmentHelper $attachmentHelper)
AttachmentHelper $attachmentHelper, AttachmentSubmitHandler $attachmentSubmitHandler)
{
$new_part = new Part();
@ -168,7 +169,7 @@ class PartController extends AbstractController
$attachments = $form['attachments'];
foreach ($attachments as $attachment) {
/** @var $attachment FormInterface */
$attachmentHelper->upload( $attachment->getData(), $attachment['file']->getData());
$attachmentSubmitHandler->handleFormSubmit($attachment->getData(), $attachment['file']->getData());
}
$em->persist($new_part);

View file

@ -146,6 +146,11 @@ abstract class Attachment extends NamedDBElement
*/
public function isExternal() : bool
{
//When path is empty, this attachment can not be external
if (empty($this->path)) {
return false;
}
//After the %PLACEHOLDER% comes a slash, so we can check if we have a placholder via explode
$tmp = explode("/", $this->path);

View file

@ -56,12 +56,15 @@ class AttachmentFormType extends AbstractType
protected $attachment_helper;
protected $trans;
protected $urlGenerator;
protected $allow_attachments_download;
public function __construct(AttachmentHelper $attachmentHelper, TranslatorInterface $trans, UrlGeneratorInterface $urlGenerator)
public function __construct(AttachmentHelper $attachmentHelper, TranslatorInterface $trans,
UrlGeneratorInterface $urlGenerator, bool $allow_attachments_downloads)
{
$this->attachment_helper = $attachmentHelper;
$this->trans = $trans;
$this->urlGenerator = $urlGenerator;
$this->allow_attachments_download = $allow_attachments_downloads;
}
public function buildForm(FormBuilderInterface $builder, array $options)
@ -94,6 +97,13 @@ class AttachmentFormType extends AbstractType
]
]);
$builder->add('downloadURL', CheckboxType::class, ['required' => false,
'label' => $this->trans->trans('attachment.edit.download_url'),
'mapped' => false,
'disabled' => !$this->allow_attachments_download,
'attr' => ['class' => 'form-control-sm'],
'label_attr' => ['class' => 'checkbox-custom']]);
$builder->add('file', FileType::class, [
'label' => $this->trans->trans('attachment.edit.file'),
'mapped' => false,

View file

@ -48,6 +48,7 @@ use App\Entity\Attachments\SupplierAttachment;
use App\Entity\Attachments\UserAttachment;
use App\Services\Attachments\AttachmentPathResolver;
use Symfony\Component\HttpFoundation\File\UploadedFile;
use Symfony\Component\OptionsResolver\OptionsResolver;
class AttachmentHelper
{
@ -167,66 +168,7 @@ class AttachmentHelper
return sprintf("%.{$decimals}f", $bytes / 1024 ** $factor) . @$sz[$factor];
}
/**
* Generate a path to a folder, where this attachment can save its file.
* @param Attachment $attachment The attachment for which the folder should be generated
* @return string The path to the folder (without trailing slash)
*/
public function generateFolderForAttachment(Attachment $attachment) : string
{
$mapping = [PartAttachment::class => 'part', AttachmentTypeAttachment::class => 'attachment_type',
CategoryAttachment::class => 'category', CurrencyAttachment::class => 'currency',
DeviceAttachment::class => 'device', FootprintAttachment::class => 'footprint',
GroupAttachment::class => 'group', ManufacturerAttachment::class => 'manufacturer',
MeasurementUnitAttachment::class => 'measurement_unit', StorelocationAttachment::class => 'storelocation',
SupplierAttachment::class => 'supplier', UserAttachment::class => 'user'];
$path = $this->pathResolver->getMediaPath() . DIRECTORY_SEPARATOR . $mapping[get_class($attachment)] . DIRECTORY_SEPARATOR . $attachment->getElement()->getID();
return $path;
}
/**
* Moves the given uploaded file to a permanent place and saves it into the attachment
* @param Attachment $attachment The attachment in which the file should be saved
* @param UploadedFile|null $file The file which was uploaded
* @param bool $become_preview_if_empty If this is true, the uploaded attachment can become the preview picture
* if the of the element, if no was set already.
* @return Attachment The attachment with the new filepath
*/
public function upload(Attachment $attachment, ?UploadedFile $file, bool $become_preview_if_empty = true) : Attachment
{
//If file is null, do nothing (helpful, so we dont have to check if the file was reuploaded in controller)
if (!$file) {
return $attachment;
}
$folder = $this->generateFolderForAttachment($attachment);
//Sanatize filename
$safeName = transliterator_transliterate('Any-Latin; Latin-ASCII; [^A-Za-z0-9_] remove; Lower()', $attachment->getName());
$newFilename = $safeName . '-' . uniqid('', false) . '.' . $file->getClientOriginalExtension();
//Move our temporay attachment to its final location
$file_path = $file->move($folder, $newFilename)->getRealPath();
//Make our file path relative to %BASE%
$file_path = $this->pathResolver->realPathToPlaceholder($file_path);
//Save the path to the attachment
$attachment->setPath($file_path);
//And save original filename
$attachment->setFilename($file->getClientOriginalName());
//Check if we should assign this to master picture
//this is only possible if the attachment is new (not yet persisted to DB)
if ($become_preview_if_empty && $attachment->getID() === null && $attachment->isPicture()) {
$element = $attachment->getElement();
if ($element instanceof AttachmentContainingDBElement && $element->getMasterPictureAttachment() === null) {
$element->setMasterPictureAttachment($attachment);
}
}
return $attachment;
}
}

View file

@ -47,6 +47,7 @@ class AttachmentPathResolver
protected $media_path;
protected $footprints_path;
protected $models_path;
protected $secure_path;
protected $placeholders;
protected $pathes;
@ -61,21 +62,19 @@ class AttachmentPathResolver
* Set to null if this ressource should be disabled.
* @param string|null $models_path Set to null if this ressource should be disabled.
*/
public function __construct(string $project_dir, string $media_path, ?string $footprints_path, ?string $models_path)
public function __construct(string $project_dir, string $media_path, string $secure_path, ?string $footprints_path, ?string $models_path)
{
$this->project_dir = $project_dir;
//Determine the path for our ressources
$this->media_path = $this->parameterToAbsolutePath($media_path);
/* if ($this->media_path === null) {
throw new \RuntimeException("MediaPath is not existing/valid! This parameter is not allowed!");
} */
$this->footprints_path = $this->parameterToAbsolutePath($footprints_path);
$this->models_path = $this->parameterToAbsolutePath($models_path);
$this->secure_path = $this->parameterToAbsolutePath($secure_path);
//Here we define the valid placeholders and their replacement values
$this->placeholders = ['%MEDIA%', '%BASE%/data/media', '%FOOTPRINTS%', '%FOOTPRINTS_3D%'];
$this->pathes = [$this->media_path, $this->media_path, $this->footprints_path, $this->models_path];
$this->placeholders = ['%MEDIA%', '%BASE%/data/media', '%FOOTPRINTS%', '%FOOTPRINTS_3D%', '%SECURE%'];
$this->pathes = [$this->media_path, $this->media_path, $this->footprints_path, $this->models_path, $this->secure_path];
//Remove all disabled placeholders
foreach ($this->pathes as $key => $path) {
@ -225,6 +224,16 @@ class AttachmentPathResolver
return $this->media_path;
}
/**
* The path where secured attachments are stored. Must not be located in public/ folder, so it can only be accessed
* via the attachment controller.
* @return string The absolute path to the secure path.
*/
public function getSecurePath() : string
{
return $this->secure_path;
}
/**
* The string where the builtin footprints are stored
* @return string|null The absolute path to the footprints folder. Null if built footprints were disabled.

View file

@ -0,0 +1,219 @@
<?php
/**
*
* part-db version 0.1
* Copyright (C) 2005 Christoph Lechner
* http://www.cl-projects.de/
*
* part-db version 0.2+
* Copyright (C) 2009 K. Jacobs and others (see authors.php)
* http://code.google.com/p/part-db/
*
* Part-DB Version 0.4+
* Copyright (C) 2016 - 2019 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\Attachments;
use App\Entity\Attachments\Attachment;
use App\Entity\Attachments\AttachmentContainingDBElement;
use App\Entity\Attachments\AttachmentTypeAttachment;
use App\Entity\Attachments\CategoryAttachment;
use App\Entity\Attachments\CurrencyAttachment;
use App\Entity\Attachments\DeviceAttachment;
use App\Entity\Attachments\FootprintAttachment;
use App\Entity\Attachments\GroupAttachment;
use App\Entity\Attachments\ManufacturerAttachment;
use App\Entity\Attachments\MeasurementUnitAttachment;
use App\Entity\Attachments\PartAttachment;
use App\Entity\Attachments\StorelocationAttachment;
use App\Entity\Attachments\SupplierAttachment;
use App\Entity\Attachments\UserAttachment;
use App\Services\AttachmentHelper;
use Doctrine\Common\Annotations\IndexedReader;
use Symfony\Component\HttpFoundation\File\UploadedFile;
use Symfony\Component\OptionsResolver\OptionsResolver;
/**
* This service handles the form submitting of an attachment and handles things like file uploading and downloading.
* @package App\Services\Attachments
*/
class AttachmentSubmitHandler
{
protected $pathResolver;
protected $folder_mapping;
protected $allow_attachments_downloads;
public function __construct(AttachmentPathResolver $pathResolver, bool $allow_attachments_downloads)
{
$this->pathResolver = $pathResolver;
$this->allow_attachments_downloads = $allow_attachments_downloads;
//The mapping used to determine which folder will be used for an attachment type
$this->folder_mapping = [PartAttachment::class => 'part', AttachmentTypeAttachment::class => 'attachment_type',
CategoryAttachment::class => 'category', CurrencyAttachment::class => 'currency',
DeviceAttachment::class => 'device', FootprintAttachment::class => 'footprint',
GroupAttachment::class => 'group', ManufacturerAttachment::class => 'manufacturer',
MeasurementUnitAttachment::class => 'measurement_unit', StorelocationAttachment::class => 'storelocation',
SupplierAttachment::class => 'supplier', UserAttachment::class => 'user'];
}
protected function configureOptions(OptionsResolver $resolver) : void
{
$resolver->setDefaults([
//If no preview image was set yet, the new uploaded file will become the preview image
'become_preview_if_empty' => true,
//When an URL is given download the URL
'download_url' => false,
'secure_attachment' => false,
]);
}
/**
* Generates a filename for the given attachment and extension.
* The filename contains a random id, so every time this function is called you get an unique name.
* @param Attachment $attachment The attachment that should be used for generating an attachment
* @param string $extension The extension that the new file should have (must only contain chars allowed in pathes)
* @return string The new filename.
*/
public function generateAttachmentFilename(Attachment $attachment, string $extension) : string
{
//Normalize extension
$extension = transliterator_transliterate(
'Any-Latin; Latin-ASCII; [^A-Za-z0-9_] remove; Lower()',
$extension
);
//Use the (sanatized) attachment name as an filename part
$safeName = transliterator_transliterate(
'Any-Latin; Latin-ASCII; [^A-Za-z0-9_] remove; Lower()',
$attachment->getName()
);
return $safeName . '-' . uniqid('', false) . '.' . $extension;
}
/**
* Generates an (absolute) path to a folder where the given attachment should be stored.
* @param Attachment $attachment The attachment that should be used for
* @param bool $secure_upload True if the file path should be located in a safe location
* @return string The absolute path for the attachment folder.
*/
public function generateAttachmentPath(Attachment $attachment, bool $secure_upload = false) : string
{
if ($secure_upload) {
$base_path = $this->pathResolver->getSecurePath();
} else {
$base_path = $this->pathResolver->getMediaPath();
}
//Ensure the given attachment class is known to mapping
if (!isset($this->folder_mapping[get_class($attachment)])) {
throw new \InvalidArgumentException(
'The given attachment class is not known! The passed class was: ' . get_class($attachment)
);
}
//Ensure the attachment has an assigned element
if ($attachment->getElement() === null) {
throw new \InvalidArgumentException(
'The given attachment is not assigned to an element! An element is needed to generate a path!'
);
}
//Build path
return
$base_path . DIRECTORY_SEPARATOR //Base path
. $this->folder_mapping[get_class($attachment)] . DIRECTORY_SEPARATOR . $attachment->getElement()->getID();
}
/**
* Handle the submit of an attachment form.
* This function will move the uploaded file or download the URL file to server, if needed.
* @param Attachment $attachment The attachment that should be used for handling.
* @param UploadedFile|null $file If given, that file will be moved to the right location
* @param array $options The options to use with the upload. Here you can specify that an URL should be downloaded,
* or an file should be moved to a secure location.
* @return Attachment The attachment with the new filename (same instance as passed $attachment)
*/
public function handleFormSubmit(Attachment $attachment, ?UploadedFile $file, array $options = []) : Attachment
{
$resolver = new OptionsResolver();
$this->configureOptions($resolver);
$options = $resolver->resolve($options);
//When a file is given then upload it, otherwise check if we need to download the URL
if ($file) {
$this->upload($attachment, $file, $options);
} elseif ($options['download_url'] && $attachment->isExternal()) {
$this->downloadURL($attachment, $options);
}
//Check if we should assign this attachment to master picture
//this is only possible if the attachment is new (not yet persisted to DB)
if ($options['become_preview_if_empty'] && $attachment->getID() === null && $attachment->isPicture()) {
$element = $attachment->getElement();
if ($element instanceof AttachmentContainingDBElement && $element->getMasterPictureAttachment() === null) {
$element->setMasterPictureAttachment($attachment);
}
}
return $attachment;
}
/**
* Download the URL set in the attachment and save it on the server
* @param Attachment $attachment
* @param array $options The options from the handleFormSubmit function
* @return Attachment The attachment with the new filepath
*/
protected function downloadURL(Attachment $attachment, array $options) : Attachment
{
//Check if we are allowed to download files
if (!$this->allow_attachments_downloads) {
throw new \RuntimeException('Download of attachments is not allowed!');
}
}
/**
* Moves the given uploaded file to a permanent place and saves it into the attachment
* @param Attachment $attachment The attachment in which the file should be saved
* @param UploadedFile $file The file which was uploaded
* @param array $options The options from the handleFormSubmit function
* @return Attachment The attachment with the new filepath
*/
protected function upload(Attachment $attachment, UploadedFile $file, array $options) : Attachment
{
//Move our temporay attachment to its final location
$file_path = $file->move(
$this->generateAttachmentPath($attachment, $options['secure_attachment']),
$this->generateAttachmentFilename($attachment, $file->getClientOriginalExtension())
)->getRealPath();
//Make our file path relative to %BASE%
$file_path = $this->pathResolver->realPathToPlaceholder($file_path);
//Save the path to the attachment
$attachment->setPath($file_path);
//And save original filename
$attachment->setFilename($file->getClientOriginalName());
return $attachment;
}
}

View file

@ -42,6 +42,10 @@ class AttachmentTest extends TestCase
public function testIsExternal()
{
$attachment = new PartAttachment();
$this->setProtectedProperty($attachment, 'path', '');
$this->assertFalse($attachment->isExternal());
$this->setProtectedProperty($attachment, 'path', '%MEDIA%/foo/bar.txt');
$this->assertFalse($attachment->isExternal());