snipe-it/app/Http/Controllers/Consumables/ConsumablesFilesController.php

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<?php
namespace App\Http\Controllers\Consumables;
use App\Helpers\StorageHelper;
use App\Http\Controllers\Controller;
use App\Http\Requests\AssetFileRequest;
use App\Models\Actionlog;
use App\Models\Consumable;
use Illuminate\Support\Facades\Response;
use Illuminate\Support\Facades\Storage;
use Symfony\Consumable\HttpFoundation\JsonResponse;
use enshrined\svgSanitize\Sanitizer;
class ConsumablesFilesController extends Controller
{
/**
* Validates and stores files associated with a consumable.
*
* @todo Switch to using the AssetFileRequest form request validator.
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v1.0]
* @param AssetFileRequest $request
* @param int $consumableId
* @return \Illuminate\Http\RedirectResponse
* @throws \Illuminate\Auth\Access\AuthorizationException
*/
public function store(AssetFileRequest $request, $consumableId = null)
{
$consumable = Consumable::find($consumableId);
if (isset($consumable->id)) {
$this->authorize('update', $consumable);
if ($request->hasFile('file')) {
if (! Storage::exists('private_uploads/consumables')) {
Storage::makeDirectory('private_uploads/consumables', 775);
}
foreach ($request->file('file') as $file) {
$extension = $file->getClientOriginalExtension();
$file_name = 'consumable-'.$consumable->id.'-'.str_random(8).'-'.str_slug(basename($file->getClientOriginalName(), '.'.$extension)).'.'.$extension;
// Check for SVG and sanitize it
if ($extension == 'svg') {
\Log::debug('This is an SVG');
\Log::debug($file_name);
$sanitizer = new Sanitizer();
$dirtySVG = file_get_contents($file->getRealPath());
$cleanSVG = $sanitizer->sanitize($dirtySVG);
try {
Storage::put('private_uploads/consumables/'.$file_name, $cleanSVG);
} catch (\Exception $e) {
\Log::debug('Upload no workie :( ');
\Log::debug($e);
}
} else {
Storage::put('private_uploads/consumables/'.$file_name, file_get_contents($file));
}
//Log the upload to the log
$consumable->logUpload($file_name, e($request->input('notes')));
}
return redirect()->route('consumables.show', $consumable->id)->with('success', trans('general.file_upload_success'));
}
return redirect()->route('consumables.show', $consumable->id)->with('error', trans('general.no_files_uploaded'));
}
// Prepare the error message
return redirect()->route('consumables.index')
->with('error', trans('general.file_does_not_exist'));
}
/**
* Deletes the selected consumable file.
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v1.0]
* @param int $consumableId
* @param int $fileId
* @return \Illuminate\Http\RedirectResponse
* @throws \Illuminate\Auth\Access\AuthorizationException
*/
public function destroy($consumableId = null, $fileId = null)
{
$consumable = Consumable::find($consumableId);
// the asset is valid
if (isset($consumable->id)) {
$this->authorize('update', $consumable);
$log = Actionlog::find($fileId);
// Remove the file if one exists
if (Storage::exists('consumables/'.$log->filename)) {
try {
Storage::delete('consumables/'.$log->filename);
} catch (\Exception $e) {
\Log::debug($e);
}
}
$log->delete();
return redirect()->back()
->with('success', trans('admin/hardware/message.deletefile.success'));
}
// Redirect to the licence management page
return redirect()->route('consumables.index')->with('error', trans('general.file_does_not_exist'));
}
/**
* Allows the selected file to be viewed.
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v1.4]
* @param int $consumableId
* @param int $fileId
* @return \Symfony\Consumable\HttpFoundation\Response
* @throws \Illuminate\Auth\Access\AuthorizationException
*/
public function show($consumableId = null, $fileId = null, $download = true)
{
$consumable = Consumable::find($consumableId);
// the consumable is valid
if (isset($consumable->id)) {
$this->authorize('view', $consumable);
$this->authorize('consumables.files', $consumable);
if (! $log = Actionlog::find($fileId)) {
return response('No matching record for that asset/file', 500)
->header('Content-Type', 'text/plain');
}
$file = 'private_uploads/consumables/'.$log->filename;
if (Storage::missing($file)) {
\Log::debug('FILE DOES NOT EXISTS for '.$file);
\Log::debug('URL should be '.Storage::url($file));
return response('File '.$file.' ('.Storage::url($file).') not found on server', 404)
->header('Content-Type', 'text/plain');
} else {
// We have to override the URL stuff here, since local defaults in Laravel's Flysystem
// won't work, as they're not accessible via the web
if (config('filesystems.default') == 'local') { // TODO - is there any way to fix this at the StorageHelper layer?
return StorageHelper::downloader($file);
} else {
if ($download != 'true') {
\Log::debug('display the file');
if ($contents = file_get_contents(Storage::url($file))) { // TODO - this will fail on private S3 files or large public ones
return Response::make(Storage::url($file)->header('Content-Type', mime_content_type($file)));
}
return JsonResponse::create(['error' => 'Failed validation: '], 500);
}
return StorageHelper::downloader($file);
}
}
}
return redirect()->route('consumables.index')->with('error', trans('general.file_does_not_exist', ['id' => $fileId]));
}
}