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

   1 <?php
   2
   3 namespace BookStack\Exports\Controllers;
   4
   5 use BookStack\Entities\Queries\PageQueries;
   6 use BookStack\Entities\Tools\PageContent;
   7 use BookStack\Exceptions\NotFoundException;
   8 use BookStack\Exports\ExportFormatter;
   9 use BookStack\Exports\ZipExports\ZipExportBuilder;
  10 use BookStack\Http\Controller;
  11 use Throwable;
  12
  13 class PageExportController extends Controller
  14 {
  15     public function __construct(
  16         protected PageQueries $queries,
  17         protected ExportFormatter $exportFormatter,
  18     ) {
  19         $this->middleware('can:content-export');
  20     }
  21
  22     /**
  23      * Exports a page to a PDF.
  24      * https://github.com/barryvdh/laravel-dompdf.
  25      *
  26      * @throws NotFoundException
  27      * @throws Throwable
  28      */
  29     public function pdf(string $bookSlug, string $pageSlug)
  30     {
  31         $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
  32         $page->html = (new PageContent($page))->render();
  33         $pdfContent = $this->exportFormatter->pageToPdf($page);
  34
  35         return $this->download()->directly($pdfContent, $pageSlug . '.pdf');
  36     }
  37
  38     /**
  39      * Export a page to a self-contained HTML file.
  40      *
  41      * @throws NotFoundException
  42      * @throws Throwable
  43      */
  44     public function html(string $bookSlug, string $pageSlug)
  45     {
  46         $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
  47         $page->html = (new PageContent($page))->render();
  48         $containedHtml = $this->exportFormatter->pageToContainedHtml($page);
  49
  50         return $this->download()->directly($containedHtml, $pageSlug . '.html');
  51     }
  52
  53     /**
  54      * Export a page to a simple plaintext .txt file.
  55      *
  56      * @throws NotFoundException
  57      */
  58     public function plainText(string $bookSlug, string $pageSlug)
  59     {
  60         $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
  61         $pageText = $this->exportFormatter->pageToPlainText($page);
  62
  63         return $this->download()->directly($pageText, $pageSlug . '.txt');
  64     }
  65
  66     /**
  67      * Export a page to a simple markdown .md file.
  68      *
  69      * @throws NotFoundException
  70      */
  71     public function markdown(string $bookSlug, string $pageSlug)
  72     {
  73         $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
  74         $pageText = $this->exportFormatter->pageToMarkdown($page);
  75
  76         return $this->download()->directly($pageText, $pageSlug . '.md');
  77     }
  78
  79     /**
  80      * Export a page to a contained ZIP export file.
  81      * @throws NotFoundException
  82      */
  83     public function zip(string $bookSlug, string $pageSlug, ZipExportBuilder $builder)
  84     {
  85         $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
  86         $zip = $builder->buildForPage($page);
  87
  88         return $this->download()->streamedDirectly(fopen($zip, 'r'), $pageSlug . '.zip', filesize($zip));
  89     }
  90 }