/**
* Returns the farthest host prototype ancestor for each given host prototype.
*
* @param array $hostPrototypeIds
* @param array $templateHostPrototypeIds array with parent host prototype IDs as keys and arrays of child host
* prototype IDs as values
*
* @return array an array of child ID - ancestor ID pairs
*/
function getHostPrototypeSourceParentIds(array $hostPrototypeIds, array $templateHostPrototypeIds = array())
{
$query = DBSelect('SELECT h.hostid,h.templateid' . ' FROM hosts h' . ' WHERE ' . dbConditionInt('h.hostid', $hostPrototypeIds) . ' AND h.templateid>0');
$hostPrototypeIds = array();
while ($hostPrototype = DBfetch($query)) {
// check if we already have host prototype inherited from the current host prototype
// if we do - move all of its child prototypes to the parent template
if (isset($templateHostPrototypeIds[$hostPrototype['hostid']])) {
$templateHostPrototypeIds[$hostPrototype['templateid']] = $templateHostPrototypeIds[$hostPrototype['hostid']];
unset($templateHostPrototypeIds[$hostPrototype['hostid']]);
} else {
$templateHostPrototypeIds[$hostPrototype['templateid']][] = $hostPrototype['hostid'];
$hostPrototypeIds[] = $hostPrototype['templateid'];
}
}
// continue while we still have new host prototypes to check
if ($hostPrototypeIds) {
return getHostPrototypeSourceParentIds($hostPrototypeIds, $templateHostPrototypeIds);
} else {
// return an inverse hash with prototype IDs as keys and parent prototype IDs as values
$result = array();
foreach ($templateHostPrototypeIds as $templateId => $hostIds) {
foreach ($hostIds as $hostId) {
$result[$hostId] = $templateId;
}
}
return $result;
}
}
CProfile::update('web.' . $page['file'] . '.sortorder', $sortOrder, PROFILE_TYPE_STR);
$data = array('form' => getRequest('form'), 'parent_discoveryid' => getRequest('parent_discoveryid'), 'discovery_rule' => $discoveryRule, 'sort' => $sortField, 'sortorder' => $sortOrder);
// get items
$data['hostPrototypes'] = API::HostPrototype()->get(array('discoveryids' => $data['parent_discoveryid'], 'output' => API_OUTPUT_EXTEND, 'selectTemplates' => array('templateid', 'name'), 'editable' => true, 'sortfield' => $sortField, 'limit' => $config['search_limit'] + 1));
order_result($data['hostPrototypes'], $sortField, $sortOrder);
$data['paging'] = getPagingLine($data['hostPrototypes'], $sortOrder);
// fetch templates linked to the prototypes
$templateIds = array();
foreach ($data['hostPrototypes'] as $hostPrototype) {
$templateIds = array_merge($templateIds, zbx_objectValues($hostPrototype['templates'], 'templateid'));
}
$templateIds = array_unique($templateIds);
$linkedTemplates = API::Template()->get(array('output' => array('templateid', 'name'), 'templateids' => $templateIds, 'selectParentTemplates' => array('hostid', 'name')));
$data['linkedTemplates'] = zbx_toHash($linkedTemplates, 'templateid');
// fetch source templates and LLD rules
$hostPrototypeSourceIds = getHostPrototypeSourceParentIds(zbx_objectValues($data['hostPrototypes'], 'hostid'));
if ($hostPrototypeSourceIds) {
$hostPrototypeSourceTemplates = DBfetchArrayAssoc(DBSelect('SELECT h.hostid,h2.name,h2.hostid AS parent_hostid' . ' FROM hosts h,host_discovery hd,items i,hosts h2' . ' WHERE h.hostid=hd.hostid' . ' AND hd.parent_itemid=i.itemid' . ' AND i.hostid=h2.hostid' . ' AND ' . dbConditionInt('h.hostid', $hostPrototypeSourceIds)), 'hostid');
foreach ($data['hostPrototypes'] as &$hostPrototype) {
if ($hostPrototype['templateid']) {
$sourceTemplate = $hostPrototypeSourceTemplates[$hostPrototypeSourceIds[$hostPrototype['hostid']]];
$hostPrototype['sourceTemplate'] = array('hostid' => $sourceTemplate['parent_hostid'], 'name' => $sourceTemplate['name']);
$sourceDiscoveryRuleId = get_realrule_by_itemid_and_hostid($discoveryRule['itemid'], $sourceTemplate['hostid']);
$hostPrototype['sourceDiscoveryRuleId'] = $sourceDiscoveryRuleId;
}
}
unset($hostPrototype);
}
// render view
$itemView = new CView('configuration.host.prototype.list', $data);
$itemView->render();
