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<?php |
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namespace Crocodicstudio\Crudbooster\Controllers; |
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use Crocodicstudio\Crudbooster\CBCoreModule\FileUploader; |
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use Crocodicstudio\Crudbooster\Controllers\Helpers\IndexImport; |
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use Crocodicstudio\Crudbooster\Modules\ModuleGenerator\ControllerGenerator\FieldDetector; |
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use Storage; |
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use Response; |
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use Image; |
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use File; |
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use Illuminate\Support\Facades\Request; |
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class FileController extends Controller |
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{ |
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public function uploadSummernote() |
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{ |
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echo asset(app( FileUploader::class)->uploadFile('userfile')); |
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} |
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public function uploadFile() |
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{ |
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echo app(FileUploader::class)->uploadFile('userfile'); |
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} |
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public function doUploadImportData() |
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{ |
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$import = app(IndexImport::class); |
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//$this->cbLoader(); |
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if (! Request::hasFile('userfile')) { |
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return redirect()->back(); |
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} |
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$file = Request::file('userfile'); |
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$validator = $import->validateForImport($file); |
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if ($validator->fails()) { |
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backWithMsg(implode('<br/>', $validator->errors()->all()), 'warning'); |
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} |
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$url = $import->uploadImportData($file); |
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return redirect($url); |
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} |
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public function getPreview($one, $two = null, $three = null, $four = null, $five = null) |
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{ |
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// array_filter() filters out the falsy values from array. |
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$params = array_filter([$one, $two, $three, $four, $five]); |
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$filename = array_pop($params); |
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$fullFilePath = implode(DIRECTORY_SEPARATOR, array_filter(['uploads', $one, $two, $three, $four, $five])); |
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$fullStoragePath = storage_path('app/'.$fullFilePath); |
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if (! Storage::exists($fullFilePath)) { |
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abort(404); |
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} |
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$hasImageExtension = $this->isImage($fullStoragePath); |
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$imageFileSize = 0; |
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$imgRaw = ''; |
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if ($hasImageExtension) { |
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list($imgRaw, $imageFileSize) = $this->resizeImage($fullStoragePath); |
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} |
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list($headers, $isCachedByBrowser) = $this->prepareHeaders($imageFileSize, $fullFilePath, $filename); |
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if ($hasImageExtension) { |
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if ($isCachedByBrowser) { |
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return Response::make('', 304, $headers); // File (image) is cached by the browser, so we don't have to send it again |
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} |
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return Response::make($imgRaw, 200, $headers); |
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} |
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if (request('download')) { |
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return Response::download($fullStoragePath, $filename, $headers); |
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} |
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return Response::file($fullStoragePath, $headers); |
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} |
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/** |
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* @param $fullStoragePath |
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* @return array |
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*/ |
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private function resizeImage($fullStoragePath) |
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{ |
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$w = request('w', cbConfig('DEFAULT_THUMBNAIL_WIDTH', 300)); |
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$h = request('h', $w); |
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$imgRaw = Image::cache(function ($image) use ($fullStoragePath, $w, $h) { |
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$im = $image->make($fullStoragePath); |
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if (! $w) { |
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return $im; |
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} |
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if (! $h) { |
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$im->fit($w); |
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} else { |
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$im->fit($w, $h); |
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} |
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}); |
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$imageFileSize = mb_strlen($imgRaw, '8bit') ?: 0; |
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return [$imgRaw, $imageFileSize]; |
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} |
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/** |
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* @param $fullStoragePath |
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* @return bool |
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*/ |
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private function isImage($fullStoragePath) |
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{ |
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$extension = strtolower(File::extension($fullStoragePath)); |
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return FieldDetector::isWithin($extension, 'IMAGE_EXTENSIONS');; |
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} |
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/** |
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* @param $imageFileSize |
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* @param $fullFilePath |
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* @param $filename |
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* @return array |
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*/ |
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private function prepareHeaders($imageFileSize, $fullFilePath, $filename) |
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{ |
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$lifetime = 31556926; // One year in seconds |
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$fullStoragePath = storage_path('app/'.$fullFilePath); |
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/** |
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* Prepare some header variables |
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*/ |
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$handler = new \Symfony\Component\HttpFoundation\File\File($fullStoragePath); |
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$file_time = $handler->getMTime(); // Get the last modified time for the file (Unix timestamp) |
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$header_content_type = $handler->getMimeType(); |
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$header_content_length = ($imageFileSize) ?: $handler->getSize(); |
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$header_etag = md5($file_time.$fullFilePath); |
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$header_last_modified = gmdate('r', $file_time); |
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$header_expires = gmdate('r', $file_time + $lifetime); |
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$headers = [ |
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'Content-Disposition' => 'inline; filename="'.$filename.'"', |
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'Last-Modified' => $header_last_modified, |
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'Cache-Control' => 'must-revalidate', |
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'Expires' => $header_expires, |
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'Pragma' => 'public', |
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'Etag' => $header_etag, |
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]; |
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// return Response::download($fullStoragePath, $filename, $headers); |
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$headers = array_merge($headers, [ |
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'Content-Type' => $header_content_type, |
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'Content-Length' => $header_content_length, |
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]); |
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/** |
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* Is the resource cached? |
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*/ |
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$h1 = Request::server('HTTP_IF_MODIFIED_SINCE') && Request::server('HTTP_IF_MODIFIED_SINCE') == $header_last_modified; |
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$h2 = Request::server('HTTP_IF_NONE_MATCH') && str_replace('"', '', stripslashes(Request::server('HTTP_IF_NONE_MATCH'))) == $header_etag; |
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$isCachedByBrowser = ($h1 || $h2); |
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return [$headers, $isCachedByBrowser]; |
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} |
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/** |
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* @return mixed |
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*/ |
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public function doneImport() |
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{ |
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return app(IndexImport::class)->doneImport(); |
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} |
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} |
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This check compares calls to functions or methods with their respective definitions. If the call has less arguments than are defined, it raises an issue.
If a function is defined several times with a different number of parameters, the check may pick up the wrong definition and report false positives. One codebase where this has been known to happen is Wordpress. Please note the @ignore annotation hint above.