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   1  <?php
   2  
   3  namespace dokuwiki\Action;
   4  
   5  use dokuwiki\Ui\PageDiff;
   6  use dokuwiki\Ui;
   7  
   8  /**
   9   * Class Diff
  10   *
  11   * Show the differences between two revisions
  12   *
  13   * @package dokuwiki\Action
  14   */
  15  class Diff extends AbstractAction
  16  {
  17      /** @inheritdoc */
  18      public function minimumPermission()
  19      {
  20          return AUTH_READ;
  21      }
  22  
  23      /** @inheritdoc */
  24      public function preProcess()
  25      {
  26          global $INPUT;
  27  
  28          // store the selected diff type in cookie
  29          $difftype = $INPUT->str('difftype');
  30          if (!empty($difftype)) {
  31              set_doku_pref('difftype', $difftype);
  32          }
  33      }
  34  
  35      /** @inheritdoc */
  36      public function tplContent()
  37      {
  38          global $INFO;
  39          (new PageDiff($INFO['id']))->preference('showIntro', true)->show();
  40      }
  41  }