PKPUserAction.inc.php

<?php
 
class PKPUserAction {
   public function mergeUsers($oldUserId, $newUserId) {
      // Need both user ids for merge
      if (empty($oldUserId) || empty($newUserId)) {
         return false;
      }
 
      HookRegistry::call('UserAction::mergeUsers', array(&$oldUserId, &$newUserId));
 
      $submissionFileDao = DAORegistry::getDAO('SubmissionFileDAO'); /* @var $submissionFileDao SubmissionFileDAO */
      $submissionFileDao->transferOwnership($oldUserId, $newUserId);
 
      $noteDao = DAORegistry::getDAO('NoteDAO'); /* @var $noteDao NoteDAO */
      $notes = $noteDao->getByUserId($oldUserId);
      while ($note = $notes->next()) {
         $note->setUserId($newUserId);
         $noteDao->updateObject($note);
      }
 
      $editDecisionDao = DAORegistry::getDAO('EditDecisionDAO'); /* @var $editDecisionDao EditDecisionDAO */
      $editDecisionDao->transferEditorDecisions($oldUserId, $newUserId);
 
      $reviewAssignmentDao = DAORegistry::getDAO('ReviewAssignmentDAO'); /* @var $reviewAssignmentDao ReviewAssignmentDAO */
      foreach ($reviewAssignmentDao->getByUserId($oldUserId) as $reviewAssignment) {
         $reviewAssignment->setReviewerId($newUserId);
         $reviewAssignmentDao->updateObject($reviewAssignment);
      }
 
      $submissionEmailLogDao = DAORegistry::getDAO('SubmissionEmailLogDAO'); /* @var $submissionEmailLogDao SubmissionEmailLogDAO */
      $submissionEmailLogDao->changeUser($oldUserId, $newUserId);
      $submissionEventLogDao = DAORegistry::getDAO('SubmissionEventLogDAO'); /* @var $submissionEventLogDao SubmissionEventLogDAO */
      $submissionEventLogDao->changeUser($oldUserId, $newUserId);
 
      $submissionCommentDao = DAORegistry::getDAO('SubmissionCommentDAO'); /* @var $submissionCommentDao SubmissionCommentDAO */
      $submissionComments = $submissionCommentDao->getByUserId($oldUserId);
 
      while ($submissionComment = $submissionComments->next()) {
         $submissionComment->setAuthorId($newUserId);
         $submissionCommentDao->updateObject($submissionComment);
      }
 
      $accessKeyDao = DAORegistry::getDAO('AccessKeyDAO'); /* @var $accessKeyDao AccessKeyDAO */
      $accessKeyDao->transferAccessKeys($oldUserId, $newUserId);
 
      $notificationDao = DAORegistry::getDAO('NotificationDAO'); /* @var $notificationDao NotificationDAO */
      $notificationDao->transferNotifications($oldUserId, $newUserId);
 
      // Delete the old user and associated info.
      $sessionDao = DAORegistry::getDAO('SessionDAO'); /* @var $sessionDao SessionDAO */
      $sessionDao->deleteByUserId($oldUserId);
      $temporaryFileDao = DAORegistry::getDAO('TemporaryFileDAO'); /* @var $temporaryFileDao TemporaryFileDAO */
      $temporaryFileDao->deleteByUserId($oldUserId);
      $userSettingsDao = DAORegistry::getDAO('UserSettingsDAO'); /* @var $userSettingsDao UserSettingsDAO */
      $userSettingsDao->deleteSettings($oldUserId);
      $subEditorsDao = DAORegistry::getDAO('SubEditorsDAO'); /* @var $subEditorsDao SubEditorsDAO */
      $subEditorsDao->deleteByUserId($oldUserId);
 
      // Transfer old user's roles
      $userGroupDao = DAORegistry::getDAO('UserGroupDAO'); /* @var $userGroupDao UserGroupDAO */
      $userGroups = $userGroupDao->getByUserId($oldUserId);
      while(!$userGroups->eof()) {
         $userGroup = $userGroups->next();
         if (!$userGroupDao->userInGroup($newUserId, $userGroup->getId())) {
            $userGroupDao->assignUserToGroup($newUserId, $userGroup->getId());
         }
      }
      $userGroupDao->deleteAssignmentsByUserId($oldUserId);
 
      // Transfer stage assignments.
      $stageAssignmentDao = DAORegistry::getDAO('StageAssignmentDAO'); /* @var $stageAssignmentDao StageAssignmentDAO */
      $stageAssignments = $stageAssignmentDao->getByUserId($oldUserId);
      while ($stageAssignment = $stageAssignments->next()) {
         $duplicateAssignments = $stageAssignmentDao->getBySubmissionAndStageId($stageAssignment->getSubmissionId(), null, $stageAssignment->getUserGroupId(), $newUserId);
         if (!$duplicateAssignments->next()) {
            // If no similar assignments already exist, transfer this one.
            $stageAssignment->setUserId($newUserId);
            $stageAssignmentDao->updateObject($stageAssignment);
         } else {
            // There's already a stage assignment for the new user; delete.
            $stageAssignmentDao->deleteObject($stageAssignment);
         }
      }
 
      $userDao = DAORegistry::getDAO('UserDAO'); /* @var $userDao UserDAO */
      $userDao->deleteUserById($oldUserId);
 
      return true;
   }
}