/**
* This function deletes the activity record related to contact record.
*
* This is conditional on there being no target and assignee record
* with other contacts.
*
* @param int $contactId
* ContactId.
*
* @return true/null
*/
public static function cleanupActivity($contactId)
{
$result = NULL;
if (!$contactId) {
return $result;
}
$activityContacts = CRM_Core_OptionGroup::values('activity_contacts', FALSE, FALSE, FALSE, NULL, 'name');
$sourceID = CRM_Utils_Array::key('Activity Source', $activityContacts);
$transaction = new CRM_Core_Transaction();
// delete activity if there is no record in civicrm_activity_contact
// pointing to any other contact record
$activityContact = new CRM_Activity_DAO_ActivityContact();
$activityContact->contact_id = $contactId;
$activityContact->record_type_id = $sourceID;
$activityContact->find();
while ($activityContact->fetch()) {
// delete activity_contact record for the deleted contact
$activityContact->delete();
$activityContactOther = new CRM_Activity_DAO_ActivityContact();
$activityContactOther->activity_id = $activityContact->activity_id;
// delete activity only if no other contacts connected
if (!$activityContactOther->find(TRUE)) {
$activityParams = array('id' => $activityContact->activity_id);
$result = self::deleteActivity($activityParams);
}
$activityContactOther->free();
}
$activityContact->free();
$transaction->commit();
return $result;
}
