/**
  * Browse all custom data groups.
  *
  * @param string $action   the action to be invoked
  *
  * @return void
  * @access public
  */
 function browse($action = NULL)
 {
     // get all custom groups sorted by weight
     $customGroup = array();
     $dao = new CRM_Core_DAO_CustomGroup();
     $dao->orderBy('weight, title');
     $dao->find();
     while ($dao->fetch()) {
         $customGroup[$dao->id] = array();
         CRM_Core_DAO::storeValues($dao, $customGroup[$dao->id]);
         // form all action links
         $action = array_sum(array_keys($this->actionLinks()));
         // update enable/disable links depending on custom_group properties.
         if ($dao->is_active) {
             $action -= CRM_Core_Action::ENABLE;
         } else {
             $action -= CRM_Core_Action::DISABLE;
         }
         $customGroup[$dao->id]['order'] = $customGroup[$dao->id]['weight'];
         $customGroup[$dao->id]['action'] = CRM_Core_Action::formLink(self::actionLinks(), $action, array('id' => $dao->id));
     }
     $customGroupExtends = CRM_Core_SelectValues::customGroupExtends();
     foreach ($customGroup as $key => $array) {
         CRM_Core_DAO_CustomGroup::addDisplayEnums($customGroup[$key]);
         $customGroup[$key]['extends_display'] = $customGroupExtends[$customGroup[$key]['extends']];
     }
     //fix for Displaying subTypes
     $subTypes = array();
     $subTypes['Activity'] = CRM_Core_PseudoConstant::activityType(FALSE, TRUE, FALSE, 'label', TRUE);
     $subTypes['Contribution'] = CRM_Contribute_PseudoConstant::contributionType();
     $subTypes['Membership'] = CRM_Member_BAO_MembershipType::getMembershipTypes(FALSE);
     $subTypes['Event'] = CRM_Core_OptionGroup::values('event_type');
     $subTypes['Grant'] = CRM_Core_OptionGroup::values('grant_type');
     $subTypes['Campaign'] = CRM_Campaign_PseudoConstant::campaignType();
     $subTypes['Participant'] = array();
     $subTypes['ParticipantRole'] = CRM_Core_OptionGroup::values('participant_role');
     $subTypes['ParticipantEventName'] = CRM_Event_PseudoConstant::event();
     $subTypes['ParticipantEventType'] = CRM_Core_OptionGroup::values('event_type');
     $subTypes['Individual'] = CRM_Contact_BAO_ContactType::subTypePairs('Individual', FALSE, NULL);
     $subTypes['Household'] = CRM_Contact_BAO_ContactType::subTypePairs('Household', FALSE, NULL);
     $subTypes['Organization'] = CRM_Contact_BAO_ContactType::subTypePairs('Organization', FALSE, NULL);
     $relTypeInd = CRM_Contact_BAO_Relationship::getContactRelationshipType(NULL, 'null', NULL, 'Individual');
     $relTypeOrg = CRM_Contact_BAO_Relationship::getContactRelationshipType(NULL, 'null', NULL, 'Organization');
     $relTypeHou = CRM_Contact_BAO_Relationship::getContactRelationshipType(NULL, 'null', NULL, 'Household');
     $allRelationshipType = array();
     $allRelationshipType = array_merge($relTypeInd, $relTypeOrg);
     $allRelationshipType = array_merge($allRelationshipType, $relTypeHou);
     //adding subtype specific relationships CRM-5256
     $relSubType = CRM_Contact_BAO_ContactType::subTypeInfo();
     foreach ($relSubType as $subType => $val) {
         $subTypeRelationshipTypes = CRM_Contact_BAO_Relationship::getContactRelationshipType(NULL, NULL, NULL, $val['parent'], FALSE, 'label', TRUE, $subType);
         $allRelationshipType = array_merge($allRelationshipType, $subTypeRelationshipTypes);
     }
     $subTypes['Relationship'] = $allRelationshipType;
     $cSubTypes = CRM_Core_Component::contactSubTypes();
     $contactSubTypes = array();
     foreach ($cSubTypes as $key => $value) {
         $contactSubTypes[$key] = $key;
     }
     $subTypes['Contact'] = $contactSubTypes;
     CRM_Core_BAO_CustomGroup::getExtendedObjectTypes($subTypes);
     foreach ($customGroup as $key => $values) {
         $subValue = CRM_Utils_Array::value('extends_entity_column_value', $customGroup[$key]);
         $subName = CRM_Utils_Array::value('extends_entity_column_id', $customGroup[$key]);
         $type = CRM_Utils_Array::value('extends', $customGroup[$key]);
         if ($subValue) {
             $subValue = explode(CRM_Core_DAO::VALUE_SEPARATOR, substr($subValue, 1, -1));
             $colValue = NULL;
             foreach ($subValue as $sub) {
                 if ($sub) {
                     if ($type == 'Participant') {
                         if ($subName == 1) {
                             $colValue = $colValue ? $colValue . ', ' . $subTypes['ParticipantRole'][$sub] : $subTypes['ParticipantRole'][$sub];
                         } elseif ($subName == 2) {
                             $colValue = $colValue ? $colValue . ', ' . $subTypes['ParticipantEventName'][$sub] : $subTypes['ParticipantEventName'][$sub];
                         } elseif ($subName == 3) {
                             $colValue = $colValue ? $colValue . ', ' . $subTypes['ParticipantEventType'][$sub] : $subTypes['ParticipantEventType'][$sub];
                         }
                     } elseif ($type == 'Relationship') {
                         $colValue = $colValue ? $colValue . ', ' . $subTypes[$type][$sub . '_a_b'] : $subTypes[$type][$sub . '_a_b'];
                         if (isset($subTypes[$type][$sub . '_b_a'])) {
                             $colValue = $colValue ? $colValue . ', ' . $subTypes[$type][$sub . '_b_a'] : $subTypes[$type][$sub . '_b_a'];
                         }
                     } else {
                         $colValue = $colValue ? $colValue . (isset($subTypes[$type][$sub]) ? ', ' . $subTypes[$type][$sub] : '') : (isset($subTypes[$type][$sub]) ? $subTypes[$type][$sub] : '');
                     }
                 }
             }
             $customGroup[$key]["extends_entity_column_value"] = $colValue;
         } else {
             if (is_array(CRM_Utils_Array::value($type, $subTypes))) {
                 $customGroup[$key]["extends_entity_column_value"] = ts("Any");
             }
         }
     }
     $returnURL = CRM_Utils_System::url('civicrm/admin/custom/group', "reset=1&action=browse");
     CRM_Utils_Weight::addOrder($customGroup, 'CRM_Core_DAO_CustomGroup', 'id', $returnURL);
     $this->assign('rows', $customGroup);
 }