src/applications/meta/controller/PhabricatorApplicationUninstallController.php

   1 <?php
   2
   3 final class PhabricatorApplicationUninstallController
   4   extends PhabricatorApplicationsController {
   5
   6   public function handleRequest(AphrontRequest $request) {
   7     $viewer = $request->getViewer();
   8     $user = $request->getUser();
   9     $action = $request->getURIData('action');
  10     $application_name = $request->getURIData('application');
  11
  12     $application = id(new PhabricatorApplicationQuery())
  13       ->setViewer($viewer)
  14       ->withClasses(array($application_name))
  15       ->requireCapabilities(
  16         array(
  17           PhabricatorPolicyCapability::CAN_VIEW,
  18           PhabricatorPolicyCapability::CAN_EDIT,
  19         ))
  20       ->executeOne();
  21
  22     if (!$application) {
  23       return new Aphront404Response();
  24     }
  25
  26     $view_uri = $this->getApplicationURI('view/'.$application_name);
  27
  28     $prototypes_enabled = PhabricatorEnv::getEnvConfig(
  29       'phabricator.show-prototypes');
  30
  31     $dialog = id(new AphrontDialogView())
  32       ->setUser($viewer)
  33       ->addCancelButton($view_uri);
  34
  35     if ($application->isPrototype() && !$prototypes_enabled) {
  36       $dialog
  37         ->setTitle(pht('Prototypes Not Enabled'))
  38         ->appendChild(
  39           pht(
  40             'To manage prototypes, enable them by setting %s in your '.
  41             'Phabricator configuration.',
  42             phutil_tag('tt', array(), 'phabricator.show-prototypes')));
  43       return id(new AphrontDialogResponse())->setDialog($dialog);
  44     }
  45
  46     if ($request->isDialogFormPost()) {
  47       $xactions = array();
  48       $template = $application->getApplicationTransactionTemplate();
  49       $xactions[] = id(clone $template)
  50         ->setTransactionType(
  51             PhabricatorApplicationUninstallTransaction::TRANSACTIONTYPE)
  52         ->setNewValue($action);
  53
  54       $editor = id(new PhabricatorApplicationEditor())
  55         ->setActor($user)
  56         ->setContentSourceFromRequest($request)
  57         ->setContinueOnNoEffect(true)
  58         ->setContinueOnMissingFields(true);
  59
  60       try {
  61         $editor->applyTransactions($application, $xactions);
  62         return id(new AphrontRedirectResponse())->setURI($view_uri);
  63       } catch (PhabricatorApplicationTransactionValidationException $ex) {
  64         $validation_exception = $ex;
  65       }
  66
  67       return $this->newDialog()
  68         ->setTitle(pht('Validation Failed'))
  69         ->setValidationException($validation_exception)
  70         ->addCancelButton($view_uri);
  71     }
  72
  73     if ($action == 'install') {
  74       if ($application->canUninstall()) {
  75         $dialog
  76           ->setTitle(pht('Confirmation'))
  77           ->appendChild(
  78             pht(
  79               'Install %s application?',
  80               $application->getName()))
  81           ->addSubmitButton(pht('Install'));
  82
  83       } else {
  84         $dialog
  85           ->setTitle(pht('Information'))
  86           ->appendChild(pht('You cannot install an installed application.'));
  87       }
  88     } else {
  89       if ($application->canUninstall()) {
  90         $dialog->setTitle(pht('Really Uninstall Application?'));
  91
  92         if ($application instanceof PhabricatorHomeApplication) {
  93           $dialog
  94             ->appendParagraph(
  95               pht(
  96                 'Are you absolutely certain you want to uninstall the Home '.
  97                 'application?'))
  98             ->appendParagraph(
  99               pht(
 100                 'This is very unusual and will leave you without any '.
 101                 'content on the Phabricator home page. You should only '.
 102                 'do this if you are certain you know what you are doing.'))
 103             ->addSubmitButton(pht('Completely Break Phabricator'));
 104         } else {
 105           $dialog
 106             ->appendParagraph(
 107               pht(
 108                 'Really uninstall the %s application?',
 109                 $application->getName()))
 110             ->addSubmitButton(pht('Uninstall'));
 111         }
 112       } else {
 113         $dialog
 114           ->setTitle(pht('Information'))
 115           ->appendChild(
 116             pht(
 117               'This application cannot be uninstalled, '.
 118               'because it is required for Phabricator to work.'));
 119       }
 120     }
 121     return id(new AphrontDialogResponse())->setDialog($dialog);
 122   }
 123
 124 }