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hook_civicrm_post_case_merge

Summary

This hook is called after a case merge happens.

Notes

A case merge is when two cases are merged or when a case is reassigned to another client.

Added in CIviCRM 4.5

Definition

civicrm_post_case_merge($mainContactId, $mainCaseId, $otherContactId, $otherCaseId, $changeClient)

Parameters

  • $mainContactId - Contact ID of the new case (if set already)
  • $mainCaseId - Case ID of the new case (if set already)
  • $otherContactId - Contact ID of the original case
  • $otherCaseId - Case ID of the original case
  • $changeClient - boolean if this function is called to change clients

Return

  • Returns null

Example

In this example we want to move the linked documents of a case to the new case.

function documents_civicrm_post_case_merge($mainContactId, $mainCaseId = NULL, $otherContactId = NULL, $otherCaseId = NULL, $changeClient = FALSE) {
  $repo = CRM_Documents_Entity_DocumentRepository::singleton();
  if (!empty($mainCaseId) && !empty($otherCaseId)) {
    $docs = $repo->getDocumentsByCaseId($otherCaseId);
    $case = civicrm_api('Case', 'getsingle', array('id' => $otherCaseId, 'version' => 3));
    foreach($docs as $doc) {
      $doc->addCaseId($mainCaseId);
      if ($changeClient) {
        $doc->removeCaseId($otherCaseId); //remove the old case
      }
      foreach($case['client_id'] as $cid) {
        $doc->addContactId($cid);
      }
      $repo->persist($doc);
    }
  }
}

See also

hook_civicrm_pre_case_merge