BookStack/app/Http/Controllers/PageExportController.php

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<?php
namespace BookStack\Http\Controllers;
use BookStack\Entities\ExportService;
use BookStack\Entities\Managers\PageContent;
use BookStack\Entities\Repos\PageRepo;
use BookStack\Exceptions\NotFoundException;
use Throwable;
class PageExportController extends Controller
{
protected $pageRepo;
protected $exportService;
/**
* PageExportController constructor.
* @param PageRepo $pageRepo
* @param ExportService $exportService
*/
public function __construct(PageRepo $pageRepo, ExportService $exportService)
{
$this->pageRepo = $pageRepo;
$this->exportService = $exportService;
parent::__construct();
}
/**
* Exports a page to a PDF.
* https://github.com/barryvdh/laravel-dompdf
* @throws NotFoundException
* @throws Throwable
*/
public function pdf(string $bookSlug, string $pageSlug)
{
$page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
$page->html = (new PageContent($page))->render();
$pdfContent = $this->exportService->pageToPdf($page);
return $this->downloadResponse($pdfContent, $pageSlug . '.pdf');
}
/**
* Export a page to a self-contained HTML file.
* @throws NotFoundException
* @throws Throwable
*/
public function html(string $bookSlug, string $pageSlug)
{
$page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
$page->html = (new PageContent($page))->render();
$containedHtml = $this->exportService->pageToContainedHtml($page);
return $this->downloadResponse($containedHtml, $pageSlug . '.html');
}
/**
* Export a page to a simple plaintext .txt file.
* @throws NotFoundException
*/
public function plainText(string $bookSlug, string $pageSlug)
{
$page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
$pageText = $this->exportService->pageToPlainText($page);
return $this->downloadResponse($pageText, $pageSlug . '.txt');
}
}