BookStack Code Mirror - bookstack/blob - app/Http/Controllers/PageExportController.php

   1 <?php
   2
   3 namespace BookStack\Http\Controllers;
   4
   5 use BookStack\Entities\Repos\PageRepo;
   6 use BookStack\Entities\Tools\ExportFormatter;
   7 use BookStack\Entities\Tools\PageContent;
   8 use BookStack\Exceptions\NotFoundException;
   9 use Throwable;
  10
  11 class PageExportController extends Controller
  12 {
  13     protected $pageRepo;
  14     protected $exportFormatter;
  15
  16     /**
  17      * PageExportController constructor.
  18      */
  19     public function __construct(PageRepo $pageRepo, ExportFormatter $exportFormatter)
  20     {
  21         $this->pageRepo = $pageRepo;
  22         $this->exportFormatter = $exportFormatter;
  23         $this->middleware('can:content-export');
  24     }
  25
  26     /**
  27      * Exports a page to a PDF.
  28      * https://github.com/barryvdh/laravel-dompdf.
  29      *
  30      * @throws NotFoundException
  31      * @throws Throwable
  32      */
  33     public function pdf(string $bookSlug, string $pageSlug)
  34     {
  35         $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
  36         $page->html = (new PageContent($page))->render();
  37         $pdfContent = $this->exportFormatter->pageToPdf($page);
  38
  39         return $this->download()->directly($pdfContent, $pageSlug . '.pdf');
  40     }
  41
  42     /**
  43      * Export a page to a self-contained HTML file.
  44      *
  45      * @throws NotFoundException
  46      * @throws Throwable
  47      */
  48     public function html(string $bookSlug, string $pageSlug)
  49     {
  50         $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
  51         $page->html = (new PageContent($page))->render();
  52         $containedHtml = $this->exportFormatter->pageToContainedHtml($page);
  53
  54         return $this->download()->directly($containedHtml, $pageSlug . '.html');
  55     }
  56
  57     /**
  58      * Export a page to a simple plaintext .txt file.
  59      *
  60      * @throws NotFoundException
  61      */
  62     public function plainText(string $bookSlug, string $pageSlug)
  63     {
  64         $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
  65         $pageText = $this->exportFormatter->pageToPlainText($page);
  66
  67         return $this->download()->directly($pageText, $pageSlug . '.txt');
  68     }
  69
  70     /**
  71      * Export a page to a simple markdown .md file.
  72      *
  73      * @throws NotFoundException
  74      */
  75     public function markdown(string $bookSlug, string $pageSlug)
  76     {
  77         $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
  78         $pageText = $this->exportFormatter->pageToMarkdown($page);
  79
  80         return $this->download()->directly($pageText, $pageSlug . '.md');
  81     }
  82 }