controllers/grid/users/stageParticipant/form/AddParticipantForm.inc.php

<?php

import('lib.pkp.classes.form.Form');

class AddParticipantForm extends Form {
   var $_monograph;

   var $_stageId;

   var $_userGroups;

   function AddParticipantForm(&$monograph, $stageId, &$userGroups) {
      parent::Form('controllers/grid/users/stageParticipant/addParticipantForm.tpl');
      $this->_monograph =& $monograph;
      $this->_stageId = $stageId;
      $this->_userGroups =& $userGroups;

      $this->addCheck(new FormValidator($this, 'userGroupId', 'required', 'editor.monograph.addStageParticipant.form.userGroupRequired'));
      // FIXME: should use a custom validator to check that the user belongs to this group.
      // validating in validate method for now.
      $this->addCheck(new FormValidator($this, 'userId', 'required', 'editor.monograph.addStageParticipant.form.userRequired'));
      $this->addCheck(new FormValidatorPost($this));
   }

   //
   // Getters and Setters
   //
   function &getMonograph() {
      return $this->_monograph;
   }

   function getStageId() {
      return $this->_stageId;
   }

   function &getUserGroups() {
      return $this->_userGroups;
   }

   function fetch(&$request) {
      $templateMgr =& TemplateManager::getManager();
      $userGroups =& $this->getUserGroups();

      $userGroupOptions = array();
      foreach ($userGroups as $userGroupId => $userGroup) {
         $userGroupOptions[$userGroupId] = $userGroup->getLocalizedName();
      }
      // assign the user groups options
      $templateMgr->assign_by_ref('userGroupOptions', $userGroupOptions);
      // assigned the first element as selected
      $templateMgr->assign('selectedUserGroupId', array_shift(array_keys($userGroupOptions)));

      // assign the vars required for the request
      $monograph =& $this->getMonograph();
      $templateMgr->assign('monographId', $monograph->getId());
      $templateMgr->assign('stageId', $this->getStageId());

      return parent::fetch($request);
   }

   function readInputData() {
      $this->readUserVars(array(
         'userGroupId',
         'userId'
      ));
   }

   function validate() {
      $userGroupId = (int) $this->getData('userGroupId');
      $userId = (int) $this->getData('userId');
      $monograph =& $this->getMonograph();

      $userGroupDao =& DAORegistry::getDAO('UserGroupDAO'); /* @var $userGroupDao UserGroupDAO */
      return parent::validate() && $userGroupDao->userInGroup($userId, $userGroupId) && $userGroupDao->getById($userGroupId, $monograph->getPressId());
   }

   function execute() {
      $stageAssignmentDao =& DAORegistry::getDAO('StageAssignmentDAO'); /* @var $stageAssignmentDao StageAssignmentDAO */
      $userGroupDao =& DAORegistry::getDAO('UserGroupDAO'); /* @var $userGroupDao UserGroupDAO */

      $monograph =& $this->getMonograph();
      $userGroupId = (int) $this->getData('userGroupId');
      $userId = (int) $this->getData('userId');

      // sanity check
      if ($userGroupDao->userGroupAssignedToStage($userGroupId, $this->getStageId())) {
         // insert the assignment
         $stageAssignment = $stageAssignmentDao->build($monograph->getId(), $userGroupId, $userId);
      }
      return array($userGroupId, $userId, $stageAssignment->getId());
   }
}

?>