application/front/controller/admin/ExportController.php

   1 <?php
   2
   3 declare(strict_types=1);
   4
   5 namespace Shaarli\Front\Controller\Admin;
   6
   7 use DateTime;
   8 use Shaarli\Bookmark\Bookmark;
   9 use Shaarli\Render\TemplatePage;
  10 use Slim\Http\Request;
  11 use Slim\Http\Response;
  12
  13 /**
  14  * Class ExportController
  15  *
  16  * Slim controller used to display Shaarli data export page,
  17  * and process the bookmarks export as a Netscape Bookmarks file.
  18  */
  19 class ExportController extends ShaarliAdminController
  20 {
  21     /**
  22      * GET /admin/export - Display export page
  23      */
  24     public function index(Request $request, Response $response): Response
  25     {
  26         $this->assignView('pagetitle', t('Export') .' - '. $this->container->conf->get('general.title', 'Shaarli'));
  27
  28         return $response->write($this->render(TemplatePage::EXPORT));
  29     }
  30
  31     /**
  32      * POST /admin/export - Process export, and serve download file named
  33      *                      bookmarks_(all|private|public)_datetime.html
  34      */
  35     public function export(Request $request, Response $response): Response
  36     {
  37         $this->checkToken($request);
  38
  39         $selection = $request->getParam('selection');
  40
  41         if (empty($selection)) {
  42             $this->saveErrorMessage(t('Please select an export mode.'));
  43
  44             return $this->redirect($response, '/admin/export');
  45         }
  46
  47         $prependNoteUrl = filter_var($request->getParam('prepend_note_url') ?? false, FILTER_VALIDATE_BOOLEAN);
  48
  49         try {
  50             $formatter = $this->container->formatterFactory->getFormatter('raw');
  51
  52             $this->assignView(
  53                 'links',
  54                 $this->container->netscapeBookmarkUtils->filterAndFormat(
  55                     $formatter,
  56                     $selection,
  57                     $prependNoteUrl,
  58                     index_url($this->container->environment)
  59                 )
  60             );
  61         } catch (\Exception $exc) {
  62             $this->saveErrorMessage($exc->getMessage());
  63
  64             return $this->redirect($response, '/admin/export');
  65         }
  66
  67         $now = new DateTime();
  68         $response = $response->withHeader('Content-Type', 'text/html; charset=utf-8');
  69         $response = $response->withHeader(
  70             'Content-disposition',
  71             'attachment; filename=bookmarks_'.$selection.'_'.$now->format(Bookmark::LINK_DATE_FORMAT).'.html'
  72         );
  73
  74         $this->assignView('date', $now->format(DateTime::RFC822));
  75         $this->assignView('eol', PHP_EOL);
  76         $this->assignView('selection', $selection);
  77
  78         return $response->write($this->render(TemplatePage::NETSCAPE_EXPORT_BOOKMARKS));
  79     }
  80 }