merge() public method

Merges your provided PDFs and get raw string
public merge ( ) : string
return string
 /**
  * @Route("/")
  * @Template()
  */
 public function indexAction(Request $request)
 {
     $this->rebuildAction(false);
     /** @var $snappy Snappy */
     $snappy = $this->get('knp_snappy.pdf');
     $cover = $snappy->getOutput($this->getPath('cover.html'));
     $snappy->setOption('margin-top', '20');
     $snappy->setOption('margin-right', '0');
     $snappy->setOption('margin-bottom', '16');
     $snappy->setOption('margin-left', '0');
     $snappy->setOption('header-html', $this->getPath('header.html'));
     $snappy->setOption('header-spacing', '5');
     $snappy->setOption('footer-html', $this->getPath('footer.html'));
     $snappy->setOption('footer-spacing', '5');
     $snappy->setOption('xsl-style-sheet', $this->getPath('toc.xml'));
     $html = file_get_contents($this->getPath('content.html'));
     if ($request->query->get('ids')) {
         $html = $this->addFilters($html, explode(',', $request->query->get('ids')));
     }
     $contents = $snappy->getOutputFromHtml($html, array('toc' => true));
     $pdfMerger = new Merger();
     $pdfMerger->addRaw($cover, new Pages('1'));
     $pdfMerger->addRaw($contents);
     $contents = $pdfMerger->merge();
     return new Response($contents, 200, array('Content-Type' => 'application/pdf'));
 }
 /**
  * Execute the command.
  *
  * @return void
  */
 public function handle()
 {
     $documents = Config::get('documents');
     $whereAreClientDocuments = $documents['documents_folder'];
     //client_{id}
     if (!Storage::disk('local')->exists($whereAreClientDocuments . '/client_' . $this->firm->user->id)) {
         Storage::makeDirectory($whereAreClientDocuments . '/client_' . $this->firm->user->id);
     }
     //agreement
     if (!Storage::disk('local')->exists($whereAreClientDocuments . '/client_' . $this->firm->user->id . '/service_agreement')) {
         Storage::makeDirectory($whereAreClientDocuments . '/client_' . $this->firm->user->id . '/service_agreement');
     }
     //очищаем папку от всех файлов
     $files = Storage::files($whereAreClientDocuments . '/client_' . $this->firm->user->id . '/service_agreement');
     if (!empty($files)) {
         $agreementDocIds = Document::select('id')->where('type', Order::CONTRACT_TYPE)->where('user_id', $this->firm->user->id)->get();
         $agreementDocIdsArr = [];
         foreach ($agreementDocIds as $agreementDocId) {
             $agreementDocIdsArr[] = $agreementDocId->id;
         }
         Document::destroy($agreementDocIdsArr);
     }
     Storage::delete($files);
     //создаем новый файл
     $clientFolder = storage_path() . '/app' . $whereAreClientDocuments . '/client_' . $this->firm->user->id . '/service_agreement';
     //{docType}_contragent_{clientId}_date_{currentDate}.pdf
     $fileNameTemplate = $documents['client_service_agreement_template'];
     $fileNameTemplate = Utils::mb_str_replace('{docType}', Order::getDocTypeName(Order::CONTRACT_TYPE), $fileNameTemplate);
     $fileNameTemplate = Utils::mb_str_replace('{clientId}', $this->firm->user->id, $fileNameTemplate);
     $fileNameTemplate = Utils::mb_str_replace('{currentDate}', time(), $fileNameTemplate);
     //		$pdf->save($clientFolder.'/'.$fileNameTemplate);
     //********************************************************
     /*
     * Номер текущей страницы
     * если требуется сгенерировать несколько документов
     */
     //  $current_page = 1;
     //****************************************************
     //+++++++++++++++++++++++++++++++++++++++++++++++++++++
     $pdf = App::make('dompdf.wrapper');
     $pdf->loadView('documents.serviceAgreementTemplate', ['fullFirmName' => $this->firm->full_organisation_name, 'shortFirmName' => $this->firm->organisation_name, 'position' => $this->firm->rp_face_position, 'fio' => $this->firm->rp_face_fio, 'baseDocument' => $this->firm->rp_base_document, 'inn' => $this->firm->inn, 'kpp' => $this->firm->kpp, 'address' => $this->firm->place_address, 'rs' => $this->firm->rs, 'bank' => $this->firm->bank, 'ks' => $this->firm->ks, 'bik' => $this->firm->bik, 'phone' => $this->firm->phone, 'email' => $this->firm->user->email]);
     //+++++++++++++++++++++++++++++++++++++++++++++++
     //        $dom_pdf = $pdf->getDomPDF();
     //        $canvas = $dom_pdf->get_canvas();
     //        dd($canvas);
     //        $canvas->page_text(0, 0, "Page {PAGE_NUM} of {PAGE_COUNT}", null, 10, array(0, 0, 0));
     //--------------------------------------------
     $m = new Merger();
     $m->addRaw($pdf->output());
     //****************************************************
     //        $signs = array (
     //            'start-page' => $current_page);
     //
     //        // Замена меток в шаблоне их значениями
     //        foreach ($signs as $key => $value) {
     //            $template = str_replace('{' . $key . '}', $value, $template);
     //        }
     /*
      * Увеличили счетчик числа сгенерированных страниц
      * на число страниц текущего документа
      */
     //        $current_page = $current_page + $dom_pdf->get_canvas()->get_page_count();
     //********************************************************
     unset($pdf);
     $pdf = App::make('dompdf.wrapper');
     $pdf->setPaper('a4', 'landscape')->loadView('documents.serviceAgreementTemplate2');
     $m->addRaw($pdf->output());
     file_put_contents($clientFolder . '/' . $fileNameTemplate, $m->merge());
     $docs = new Document();
     $docs->type = Order::CONTRACT_TYPE;
     $docs->user_id = $this->firm->user->id;
     $docs->file_name = $clientFolder . '/' . $fileNameTemplate;
     $docs->sended = 1;
     $docs->save();
     $user = User::find($this->firm->user->id);
     $emailContent['userName'] = $user->name;
     $emailContent['email'] = $user->email;
     Bus::dispatch(new SendEmailWithServiceAgreement($emailContent, $clientFolder . '/' . $fileNameTemplate));
 }