phabricator/src/applications/phame/controller/post/PhamePostEditController.php

<?php

final class PhamePostEditController extends PhamePostController {

  public function handleRequest(AphrontRequest $request) {
    $viewer = $request->getViewer();
    $id = $request->getURIData('id');

    if ($id) {
      $post = id(new PhamePostQuery())
        ->setViewer($viewer)
        ->withIDs(array($id))
        ->requireCapabilities(
          array(
            PhabricatorPolicyCapability::CAN_EDIT,
          ))
        ->executeOne();
      if (!$post) {
        return new Aphront404Response();
      }

      $cancel_uri = $this->getApplicationURI('/post/view/'.$id.'/');
      $submit_button = pht('Save Changes');
      $page_title = pht('Edit Post');

      $v_projects = PhabricatorEdgeQuery::loadDestinationPHIDs(
        $post->getPHID(),
        PhabricatorProjectObjectHasProjectEdgeType::EDGECONST);
      $v_projects = array_reverse($v_projects);
      $v_cc = PhabricatorSubscribersQuery::loadSubscribersForPHID(
          $post->getPHID());
    } else {
      $blog = id(new PhameBlogQuery())
        ->setViewer($viewer)
        ->withIDs(array($request->getInt('blog')))
        ->requireCapabilities(
          array(
            PhabricatorPolicyCapability::CAN_VIEW,
            PhabricatorPolicyCapability::CAN_EDIT,
          ))
        ->executeOne();
      if (!$blog) {
        return new Aphront404Response();
      }
      $v_projects = array();
      $v_cc = array();

      $post = PhamePost::initializePost($viewer, $blog);
      $cancel_uri = $this->getApplicationURI('/blog/view/'.$blog->getID().'/');

      $submit_button = pht('Create Post');
      $page_title = pht('Create Post');
    }

    $title = $post->getTitle();
    $phame_title = $post->getPhameTitle();
    $body = $post->getBody();
    $visibility = $post->getVisibility();

    $e_title       = true;
    $e_phame_title = true;
    $validation_exception = null;
    if ($request->isFormPost()) {
      $title = $request->getStr('title');
      $phame_title = $request->getStr('phame_title');
      $phame_title = PhabricatorSlug::normalize($phame_title);
      $body = $request->getStr('body');
      $v_projects = $request->getArr('projects');
      $v_cc = $request->getArr('cc');
      $visibility = $request->getInt('visibility');

      $xactions = array(
        id(new PhamePostTransaction())
          ->setTransactionType(PhamePostTransaction::TYPE_TITLE)
          ->setNewValue($title),
        id(new PhamePostTransaction())
          ->setTransactionType(PhamePostTransaction::TYPE_PHAME_TITLE)
          ->setNewValue($phame_title),
        id(new PhamePostTransaction())
          ->setTransactionType(PhamePostTransaction::TYPE_BODY)
          ->setNewValue($body),
        id(new PhamePostTransaction())
          ->setTransactionType(PhamePostTransaction::TYPE_VISIBILITY)
          ->setNewValue($visibility),
        id(new PhamePostTransaction())
          ->setTransactionType(PhabricatorTransactions::TYPE_SUBSCRIBERS)
          ->setNewValue(array('=' => $v_cc)),

      );

      $proj_edge_type = PhabricatorProjectObjectHasProjectEdgeType::EDGECONST;
      $xactions[] = id(new PhamePostTransaction())
        ->setTransactionType(PhabricatorTransactions::TYPE_EDGE)
        ->setMetadataValue('edge:type', $proj_edge_type)
        ->setNewValue(array('=' => array_fuse($v_projects)));

      $editor = id(new PhamePostEditor())
        ->setActor($viewer)
        ->setContentSourceFromRequest($request)
        ->setContinueOnNoEffect(true);

      try {
        $editor->applyTransactions($post, $xactions);

        $uri = $this->getApplicationURI('/post/view/'.$post->getID().'/');
        return id(new AphrontRedirectResponse())->setURI($uri);
      } catch (PhabricatorApplicationTransactionValidationException $ex) {
        $validation_exception = $ex;
        $e_title = $validation_exception->getShortMessage(
          PhamePostTransaction::TYPE_TITLE);
        $e_phame_title = $validation_exception->getShortMessage(
          PhamePostTransaction::TYPE_PHAME_TITLE);
      }
    }

    $handle = id(new PhabricatorHandleQuery())
      ->setViewer($viewer)
      ->withPHIDs(array($post->getBlogPHID()))
      ->executeOne();

    $form = id(new AphrontFormView())
      ->setUser($viewer)
      ->addHiddenInput('blog', $request->getInt('blog'))
      ->appendChild(
        id(new AphrontFormMarkupControl())
          ->setLabel(pht('Blog'))
          ->setValue($handle->renderLink()))
      ->appendChild(
        id(new AphrontFormTextControl())
        ->setLabel(pht('Title'))
        ->setName('title')
        ->setValue($title)
        ->setID('post-title')
        ->setError($e_title))
      ->appendChild(
        id(new AphrontFormTextControl())
        ->setLabel(pht('Phame Title'))
        ->setName('phame_title')
        ->setValue(rtrim($phame_title, '/'))
        ->setID('post-phame-title')
        ->setCaption(pht('Up to 64 alphanumeric characters '.
                     'with underscores for spaces. '.
                     'Formatting is enforced.'))
        ->setError($e_phame_title))
      ->appendChild(
        id(new AphrontFormSelectControl())
        ->setLabel(pht('Visibility'))
        ->setName('visibility')
        ->setvalue($visibility)
        ->setOptions(PhameConstants::getPhamePostStatusMap()))
      ->appendChild(
        id(new PhabricatorRemarkupControl())
        ->setLabel(pht('Body'))
        ->setName('body')
        ->setValue($body)
        ->setHeight(AphrontFormTextAreaControl::HEIGHT_VERY_TALL)
        ->setID('post-body')
        ->setUser($viewer)
        ->setDisableMacros(true))
      ->appendControl(
        id(new AphrontFormTokenizerControl())
          ->setLabel(pht('Subscribers'))
          ->setName('cc')
          ->setValue($v_cc)
          ->setUser($viewer)
          ->setDatasource(new PhabricatorMetaMTAMailableDatasource()))
      ->appendControl(
        id(new AphrontFormTokenizerControl())
          ->setLabel(pht('Projects'))
          ->setName('projects')
          ->setValue($v_projects)
          ->setDatasource(new PhabricatorProjectDatasource()))
      ->appendChild(
        id(new AphrontFormSubmitControl())
        ->addCancelButton($cancel_uri)
        ->setValue($submit_button));

    $header = id(new PHUIHeaderView())
      ->setHeader(pht('%s (Post Preview)', $title));

    $container = id(new PHUIBoxView())
      ->setID('post-preview');

    $document = id(new PHUIDocumentViewPro())
      ->setHeader($header)
      ->appendChild($container);

    $preview_panel = id(new PHUIObjectBoxView())
      ->appendChild($document);

    Javelin::initBehavior(
      'phame-post-preview',
      array(
        'preview'     => 'post-preview',
        'body'        => 'post-body',
        'title'       => 'post-title',
        'phame_title' => 'post-phame-title',
        'uri'         => '/phame/post/preview/',
      ));

    $form_box = id(new PHUIObjectBoxView())
      ->setHeaderText($page_title)
      ->setValidationException($validation_exception)
      ->setForm($form);

    $crumbs = $this->buildApplicationCrumbs();
    $crumbs->addTextCrumb(
      $page_title,
      $this->getApplicationURI('/post/view/'.$id.'/'));

    return $this->newPage()
      ->setTitle($page_title)
      ->setCrumbs($crumbs)
      ->appendChild(
        array(
          $form_box,
          $preview_panel,
      ));
  }

}