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   1  <?php
   2  
   3  final class DifferentialLandingToHostedGit
   4    extends DifferentialLandingStrategy {
   5  
   6    public function processLandRequest(
   7      AphrontRequest $request,
   8      DifferentialRevision $revision,
   9      PhabricatorRepository $repository) {
  10  
  11      $viewer = $request->getUser();
  12  
  13      $workspace = $this->getGitWorkspace($repository);
  14  
  15      try {
  16        $this->commitRevisionToWorkspace(
  17          $revision,
  18          $workspace,
  19          $viewer);
  20      } catch (Exception $e) {
  21        throw new PhutilProxyException(
  22          'Failed to commit patch',
  23          $e);
  24      }
  25  
  26      try {
  27        $this->pushWorkspaceRepository(
  28          $repository,
  29          $workspace,
  30          $viewer);
  31      } catch (Exception $e) {
  32        throw new PhutilProxyException(
  33          'Failed to push changes upstream',
  34          $e);
  35      }
  36    }
  37  
  38    public function commitRevisionToWorkspace(
  39      DifferentialRevision $revision,
  40      ArcanistRepositoryAPI $workspace,
  41      PhabricatorUser $user) {
  42  
  43      $diff_id = $revision->loadActiveDiff()->getID();
  44  
  45      $call = new ConduitCall(
  46        'differential.getrawdiff',
  47        array(
  48          'diffID'   => $diff_id,
  49        ));
  50  
  51      $call->setUser($user);
  52      $raw_diff = $call->execute();
  53  
  54      $missing_binary =
  55        "\nindex "
  56        ."0000000000000000000000000000000000000000.."
  57        ."0000000000000000000000000000000000000000\n";
  58      if (strpos($raw_diff, $missing_binary) !== false) {
  59        throw new Exception('Patch is missing content for a binary file');
  60      }
  61  
  62      $future = $workspace->execFutureLocal('apply --index -');
  63      $future->write($raw_diff);
  64      $future->resolvex();
  65  
  66      $workspace->reloadWorkingCopy();
  67  
  68      $call = new ConduitCall(
  69        'differential.getcommitmessage',
  70        array(
  71          'revision_id'   => $revision->getID(),
  72        ));
  73  
  74      $call->setUser($user);
  75      $message = $call->execute();
  76  
  77      $author = id(new PhabricatorUser())->loadOneWhere(
  78        'phid = %s',
  79        $revision->getAuthorPHID());
  80  
  81      $author_string = sprintf(
  82        '%s <%s>',
  83        $author->getRealName(),
  84        $author->loadPrimaryEmailAddress());
  85      $author_date = $revision->getDateCreated();
  86  
  87      $workspace->execxLocal(
  88        '-c user.name=%s -c user.email=%s '.
  89        'commit --date=%s --author=%s '.
  90        '--message=%s',
  91        // -c will set the 'committer'
  92        $user->getRealName(),
  93        $user->loadPrimaryEmailAddress(),
  94        $author_date,
  95        $author_string,
  96        $message);
  97    }
  98  
  99  
 100    public function pushWorkspaceRepository(
 101      PhabricatorRepository $repository,
 102      ArcanistRepositoryAPI $workspace,
 103      PhabricatorUser $user) {
 104  
 105      $workspace->execxLocal('push origin HEAD:master');
 106    }
 107  
 108    public function createMenuItem(
 109      PhabricatorUser $viewer,
 110      DifferentialRevision $revision,
 111      PhabricatorRepository $repository) {
 112  
 113      $vcs = $repository->getVersionControlSystem();
 114      if ($vcs !== PhabricatorRepositoryType::REPOSITORY_TYPE_GIT) {
 115        return;
 116      }
 117  
 118      if (!$repository->isHosted()) {
 119        return;
 120      }
 121  
 122      if (!$repository->isWorkingCopyBare()) {
 123        return;
 124      }
 125  
 126      // TODO: This temporarily disables this action, because it doesn't work
 127      // and is confusing to users. If you want to use it, comment out this line
 128      // for now and we'll provide real support eventually.
 129      return;
 130  
 131      return $this->createActionView(
 132        $revision,
 133        pht('Land to Hosted Repository'));
 134    }
 135  }