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   1  <?php
   2  
   3  final class DiffusionRepositoryEditDangerousController
   4    extends DiffusionRepositoryEditController {
   5  
   6    public function processRequest() {
   7      $request = $this->getRequest();
   8      $viewer = $request->getUser();
   9      $drequest = $this->diffusionRequest;
  10      $repository = $drequest->getRepository();
  11  
  12      $repository = id(new PhabricatorRepositoryQuery())
  13        ->setViewer($viewer)
  14        ->requireCapabilities(
  15          array(
  16            PhabricatorPolicyCapability::CAN_VIEW,
  17            PhabricatorPolicyCapability::CAN_EDIT,
  18          ))
  19        ->withIDs(array($repository->getID()))
  20        ->executeOne();
  21  
  22      if (!$repository) {
  23        return new Aphront404Response();
  24      }
  25  
  26      if (!$repository->canAllowDangerousChanges()) {
  27        return new Aphront400Response();
  28      }
  29  
  30      $edit_uri = $this->getRepositoryControllerURI($repository, 'edit/');
  31  
  32      if ($request->isFormPost()) {
  33        $xaction = id(new PhabricatorRepositoryTransaction())
  34          ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_DANGEROUS)
  35          ->setNewValue(!$repository->shouldAllowDangerousChanges());
  36  
  37        $editor = id(new PhabricatorRepositoryEditor())
  38          ->setContinueOnNoEffect(true)
  39          ->setContentSourceFromRequest($request)
  40          ->setActor($viewer)
  41          ->applyTransactions($repository, array($xaction));
  42  
  43        return id(new AphrontReloadResponse())->setURI($edit_uri);
  44      }
  45  
  46      $dialog = id(new AphrontDialogView())
  47        ->setUser($viewer);
  48  
  49      $force = phutil_tag('tt', array(), '--force');
  50  
  51      if ($repository->shouldAllowDangerousChanges()) {
  52        $dialog
  53          ->setTitle(pht('Prevent Dangerous changes?'))
  54          ->appendChild(
  55            pht(
  56              'It will no longer be possible to delete branches from this '.
  57              'repository, or %s push to this repository.',
  58              $force))
  59          ->addSubmitButton(pht('Prevent Dangerous Changes'))
  60          ->addCancelButton($edit_uri);
  61      } else {
  62        $dialog
  63          ->setTitle(pht('Allow Dangerous Changes?'))
  64          ->appendChild(
  65            pht(
  66              'If you allow dangerous changes, it will be possible to delete '.
  67              'branches and %s push this repository. These operations can '.
  68              'alter a repository in a way that is difficult to recover from.',
  69              $force))
  70          ->addSubmitButton(pht('Allow Dangerous Changes'))
  71          ->addCancelButton($edit_uri);
  72      }
  73  
  74      return id(new AphrontDialogResponse())
  75        ->setDialog($dialog);
  76    }
  77  
  78  }