MetricsDAO.inc.php

<?php
 
import('lib.pkp.classes.statistics.PKPMetricsDAO');
 
class MetricsDAO extends PKPMetricsDAO {
 
   function &getMetrics($metricType, $columns = array(), $filters = array(), $orderBy = array(), $range = null, $nonAdditive = true) {
      // Translate the issue dimension to a generic one used in pkp library.
      // Do not move this into foreach: https://github.com/pkp/pkp-lib/issues/1615
      $worker = array(&$columns, &$filters, &$orderBy);
      foreach ($worker as &$parameter) { // Reference needed.
         if ($parameter === $filters && array_key_exists(STATISTICS_DIMENSION_ISSUE_ID, $parameter)) {
            $parameter[STATISTICS_DIMENSION_ASSOC_OBJECT_TYPE] = ASSOC_TYPE_ISSUE;
         }
 
         $key = array_search(STATISTICS_DIMENSION_ISSUE_ID, $parameter);
         if ($key !== false) {
            $parameter[] = STATISTICS_DIMENSION_ASSOC_OBJECT_TYPE;
         }
         unset($parameter);
      }
 
      return parent::getMetrics($metricType, $columns, $filters, $orderBy, $range, $nonAdditive);
   }
 
   protected function foreignKeyLookup($assocType, $assocId) {
      list($contextId, $sectionId, $assocObjType,
         $assocObjId, $submissionId, $representationId) = parent::foreignKeyLookup($assocType, $assocId);
 
      $isFile = false;
 
      if (!$contextId) {
         switch ($assocType) {
            case ASSOC_TYPE_ISSUE_GALLEY:
               $issueGalleyDao = DAORegistry::getDAO('IssueGalleyDAO'); /* @var $issueGalleyDao IssueGalleyDAO */
               $issueGalley = $issueGalleyDao->getById($assocId);
               if (!$issueGalley) {
                  throw new Exception('Cannot load record: invalid issue galley id.');
               }
 
               $assocObjType = ASSOC_TYPE_ISSUE;
               $assocObjId = $issueGalley->getIssueId();
               $isFile = true;
               // Don't break but go on to retrieve the issue.
            case ASSOC_TYPE_ISSUE:
               if (!$isFile) {
                  $assocObjType = $assocObjId = null;
                  $issueId = $assocId;
               } else {
                  $issueId = $assocObjId;
               }
 
               $issueDao = DAORegistry::getDAO('IssueDAO'); /* @var $issueDao IssueDAO */
               $issue = $issueDao->getById($issueId);
 
               if (!$issue) {
                  throw new Exception('Cannot load record: invalid issue id.');
               }
 
               $contextId = $issue->getJournalId();
               break;
         }
      }
 
      return array($contextId, $sectionId, $assocObjType, $assocObjId, $submissionId, $representationId);
   }
 
   protected function getAssocObjectInfo($submissionId, $contextId) {
      $returnArray = parent::getAssocObjectInfo($submissionId, $contextId);
 
      // Submissions in OJS are associated with an Issue.
      $submission = Services::get('submission')->get($submissionId);
      if ($submission->getCurrentPublication()->getData('issueId')) {
         $returnArray = array(ASSOC_TYPE_ISSUE, $submission->getCurrentPublication()->getData('issueId'));
      }
      return $returnArray;
   }
}