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   1  <?php
   2  
   3  abstract class PhabricatorInlineCommentPreviewController
   4    extends PhabricatorController {
   5  
   6    abstract protected function loadInlineComments();
   7  
   8    public function processRequest() {
   9      $request = $this->getRequest();
  10      $user    = $request->getUser();
  11  
  12      $inlines = $this->loadInlineComments();
  13      assert_instances_of($inlines, 'PhabricatorInlineCommentInterface');
  14  
  15      $engine = new PhabricatorMarkupEngine();
  16      $engine->setViewer($user);
  17      foreach ($inlines as $inline) {
  18        $engine->addObject(
  19          $inline,
  20          PhabricatorInlineCommentInterface::MARKUP_FIELD_BODY);
  21      }
  22      $engine->process();
  23  
  24      $phids = array($user->getPHID());
  25      $handles = $this->loadViewerHandles($phids);
  26  
  27      $views = array();
  28      foreach ($inlines as $inline) {
  29        $view = new DifferentialInlineCommentView();
  30        $view->setInlineComment($inline);
  31        $view->setMarkupEngine($engine);
  32        $view->setHandles($handles);
  33        $view->setEditable(false);
  34        $view->setPreview(true);
  35        $views[] = $view->render();
  36      }
  37      $views = phutil_implode_html("\n", $views);
  38  
  39      return id(new AphrontAjaxResponse())
  40        ->setContent($views);
  41    }
  42  }