public function buildCustomEditFields(PhabricatorEditEngine $engine, PhabricatorApplicationTransactionInterface $object)
 {
     $viewer = $engine->getViewer();
     $editor = $object->getApplicationTransactionEditor();
     $types = $editor->getTransactionTypesForObject($object);
     $types = array_fuse($types);
     $policies = id(new PhabricatorPolicyQuery())->setViewer($viewer)->setObject($object)->execute();
     $map = array(PhabricatorTransactions::TYPE_VIEW_POLICY => array('key' => 'policy.view', 'aliases' => array('view'), 'capability' => PhabricatorPolicyCapability::CAN_VIEW, 'label' => pht('View Policy'), 'description' => pht('Controls who can view the object.'), 'edit' => 'view'), PhabricatorTransactions::TYPE_EDIT_POLICY => array('key' => 'policy.edit', 'aliases' => array('edit'), 'capability' => PhabricatorPolicyCapability::CAN_EDIT, 'label' => pht('Edit Policy'), 'description' => pht('Controls who can edit the object.'), 'edit' => 'edit'), PhabricatorTransactions::TYPE_JOIN_POLICY => array('key' => 'policy.join', 'aliases' => array('join'), 'capability' => PhabricatorPolicyCapability::CAN_JOIN, 'label' => pht('Join Policy'), 'description' => pht('Controls who can join the object.'), 'edit' => 'join'));
     $fields = array();
     foreach ($map as $type => $spec) {
         if (empty($types[$type])) {
             continue;
         }
         $capability = $spec['capability'];
         $key = $spec['key'];
         $aliases = $spec['aliases'];
         $label = $spec['label'];
         $description = $spec['description'];
         $edit = $spec['edit'];
         $policy_field = id(new PhabricatorPolicyEditField())->setKey($key)->setLabel($label)->setDescription($description)->setAliases($aliases)->setIsCopyable(true)->setCapability($capability)->setPolicies($policies)->setTransactionType($type)->setEditTypeKey($edit)->setValue($object->getPolicy($capability));
         $fields[] = $policy_field;
         if (!$object instanceof PhabricatorSpacesInterface) {
             if ($capability == PhabricatorPolicyCapability::CAN_VIEW) {
                 $type_space = PhabricatorTransactions::TYPE_SPACE;
                 if (isset($types[$type_space])) {
                     $space_field = id(new PhabricatorSpaceEditField())->setKey('spacePHID')->setLabel(pht('Space'))->setEditTypeKey('space')->setDescription(pht('Shifts the object in the Spaces application.'))->setIsCopyable(true)->setIsReorderable(false)->setAliases(array('space', 'policy.space'))->setTransactionType($type_space)->setValue($object->getSpacePHID());
                     $fields[] = $space_field;
                     $policy_field->setSpaceField($space_field);
                 }
             }
         }
     }
     return $fields;
 }
 /**
  * Build and configure an Editor to publish these transactions.
  */
 private function buildEditor(PhabricatorApplicationTransactionInterface $object)
 {
     $data = $this->getTaskData();
     $daemon_source = PhabricatorContentSource::newForSource(PhabricatorContentSource::SOURCE_DAEMON, array());
     $viewer = PhabricatorUser::getOmnipotentUser();
     $editor = $object->getApplicationTransactionEditor()->setActor($viewer)->setContentSource($daemon_source)->setActingAsPHID(idx($data, 'actorPHID'))->loadWorkerState(idx($data, 'state', array()));
     return $editor;
 }