<?php
class SubPage
{
public static function doPreprocess($action)
{
if ($action === 'addlocations') {
self::addLocations();
return true;
}
return false;
}
public static function doRender($getAction)
{
if ($getAction === false) {
if (User::hasPermission('location.view')) {
// OK
} elseif (User::hasPermission('subnets.edit')) {
// Fallback to something else?
Util::redirect('?do=locations&page=subnets');
} else {
// Trigger permission denied by asserting non-existent permission
User::assertPermission('location.view');
}
}
if ($getAction === false) {
self::showLocationList();
return true;
}
return false;
}
public static function doAjax($action)
{
return false;
}
private static function addLocations()
{
$names = Request::post('newlocation', false);
$parents = Request::post('newparent', []);
if (!is_array($names) || !is_array($parents)) {
Message::addError('main.empty-field');
Util::redirect('?do=Locations');
}
$locs = Location::getLocations();
$count = 0;
foreach ($names as $idx => $name) {
$name = trim($name);
if (empty($name))
continue;
$parent = isset($parents[$idx]) ? (int)$parents[$idx] : 0;
if (!User::hasPermission("location.add", $parent)) {
Message::addError('no-permission-location', isset($locs[$parent]) ? $locs[$parent]['locationname'] : $parent);
continue;
}
if ($parent !== 0) {
$ok = false;
foreach ($locs as $loc) {
if ($loc['locationid'] == $parent) {
$ok = true;
}
}
if (!$ok) {
Message::addWarning('main.value-invalid', 'parentlocationid', $parent);
continue;
}
}
Database::exec("INSERT INTO location (parentlocationid, locationname)"
. " VALUES (:parent, :name)", array(
'parent' => $parent,
'name' => $name
));
$count++;
}
Message::addSuccess('added-x-entries', $count);
Util::redirect('?do=Locations');
}
public static function showLocationList()
{
// Warn admin about overlapping subnet definitions
$overlapSelf = $overlapOther = true;
LocationUtil::getOverlappingSubnets($overlapSelf, $overlapOther);
// Find machines assigned to a room with a UUID mismatch
$mismatchMachines = LocationUtil::getMachinesWithLocationMismatch(0, true);
$locationList = Location::getLocationsAssoc();
unset($locationList[0]);
// Statistics: Count machines for each subnet
$unassigned = false;
$unassignedLoad = 0;
// Filter view: Remove locations we can't reach at all, but show parents to locations
// we have permission to, so the tree doesn't look all weird
$visibleLocationIds = $allowedLocationIds = User::getAllowedLocations("location.view");
foreach ($allowedLocationIds as $lid) {
if (!isset($locationList[$lid]))
continue;
$visibleLocationIds = array_merge($visibleLocationIds, $locationList[$lid]['parents']);
}
$visibleLocationIds = array_unique($visibleLocationIds);
foreach (array_keys($locationList) as $lid) {
if (User::hasPermission('.baseconfig.view', $lid)) {
$visibleLocationIds[] = $lid;
} else {
$locationList[$lid]['havebaseconfig'] = false;
}
if (User::hasPermission('.sysconfig.config.view-list', $lid)) {
$visibleLocationIds[] = $lid;
} else {
$locationList[$lid]['havesysconfig'] = false;
}
if (User::hasPermission('.statistics.view.list', $lid)) {
$visibleLocationIds[] = $lid;
} else {
$locationList[$lid]['havestatistics'] = false;
}
if (User::hasPermission('.serversetup.ipxe.menu.assign', $lid)) {
$visibleLocationIds[] = $lid;
} else {
$locationList[$lid]['haveipxe'] = false;
}
if (!in_array($lid, $visibleLocationIds)) {
unset($locationList[$lid]);
} elseif (!in_array($lid, $allowedLocationIds)) {
$locationList[$lid]['show-only'] = true;
}
}
// Client statistics
if (Module::get('statistics') !== false) {
$unassigned = 0;
$extra = '';
if (in_array(0, $allowedLocationIds)) {
$extra = ' OR locationid IS NULL';
}
$res = Database::simpleQuery("SELECT locationid, Count(*) AS cnt, Sum(If(state = 'OCCUPIED', 1, 0)) AS used
FROM machine WHERE (locationid IN (:allowedLocationIds) $extra) GROUP BY locationid", compact('allowedLocationIds'));
while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
$locId = (int)$row['locationid'];
if (isset($locationList[$locId])) {
$locationList[$locId]['clientCount'] = $row['cnt'];
$locationList[$locId]['clientLoad'] = round(100 * $row['used'] / $row['cnt']) . ' %';
} else {
$unassigned += $row['cnt'];
$unassignedLoad += $row['used'];
}
}
unset($loc);
foreach ($locationList as &$loc) {
if (!in_array($loc['locationid'], $allowedLocationIds))
continue;
if (!isset($loc['clientCountSum'])) {
$loc['clientCountSum'] = 0;
}
if (!isset($loc['clientCount'])) {
$loc['clientCount'] = 0;
$loc['clientLoad'] = '0%';
}
$loc['clientCountSum'] += $loc['clientCount'];
foreach ($loc['parents'] as $pid) {
if (!in_array($pid, $allowedLocationIds))
continue;
$locationList[(int)$pid]['hasChild'] = true;
$locationList[(int)$pid]['clientCountSum'] += $loc['clientCount'];
}
}
unset($loc);
}
// Show currently active sysconfig for each location
$defaultConfig = false;
if (Module::isAvailable('sysconfig')) {
$confs = SysConfig::getAll();
foreach ($confs as $conf) {
if (strlen($conf['locs']) === 0)
continue;
$confLocs = explode(',', $conf['locs']);
foreach ($confLocs as $locId) {
settype($locId, 'int');
if ($locId === 0) {
$defaultConfig = $conf['title'];
}
if (!isset($locationList[$locId]))
continue;
$locationList[$locId] += array('configName' => $conf['title'], 'configClass' => 'slx-bold');
}
}
self::propagateFields($locationList, $defaultConfig, 'configName', 'configClass');
}
// Count overridden config vars
if (Module::get('baseconfig') !== false) {
$res = Database::simpleQuery("SELECT locationid, Count(*) AS cnt FROM `setting_location`
WHERE locationid IN (:allowedLocationIds) GROUP BY locationid", compact('allowedLocationIds'));
while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
$lid = (int)$row['locationid'];
if (isset($locationList[$lid])) {
$locationList[$lid]['overriddenVars'] = $row['cnt'];
}
}
// Confusing because the count might be inaccurate within a branch
//$this->propagateFields($locationList, '', 'overriddenVars', 'overriddenClass');
}
// Show ipxe menu
if (Module::isAvailable('serversetup') && class_exists('IPxe')) {
$res = Database::simpleQuery("SELECT ml.locationid, m.title, ml.defaultentryid FROM serversetup_menu m
INNER JOIN serversetup_menu_location ml USING (menuid)
WHERE locationid IN (:allowedLocationIds) GROUP BY locationid", compact('allowedLocationIds'));
while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
$lid = (int)$row['locationid'];
if (isset($locationList[$lid])) {
if ($row['defaultentryid'] !== null) {
$row['title'] .= '(*)';
}
$locationList[$lid]['customMenu'] = $row['title'];
}
}
self::propagateFields($locationList, '', 'customMenu', 'customMenuClass');
}
$addAllowedLocs = User::getAllowedLocations("location.add");
$addAllowedList = Location::getLocations(0, 0, true);
foreach ($addAllowedList as &$loc) {
if (!in_array($loc["locationid"], $addAllowedLocs)) {
$loc["disabled"] = "disabled";
}
}
unset($loc);
// Output
$data = array(
'list' => array_values($locationList),
'havestatistics' => Module::get('statistics') !== false,
'havebaseconfig' => Module::get('baseconfig') !== false,
'havesysconfig' => Module::get('sysconfig') !== false,
'haveipxe' => Module::isAvailable('serversetup') && class_exists('IPxe'),
'overlapSelf' => $overlapSelf,
'overlapOther' => $overlapOther,
'mismatchMachines' => $mismatchMachines,
'unassignedCount' => $unassigned,
'unassignedLoad' => ($unassigned ? (round(($unassignedLoad / $unassigned) * 100) . ' %') : ''),
'defaultConfig' => $defaultConfig,
'addAllowedList' => array_values($addAllowedList),
);
// TODO: Buttons for config vars and sysconfig are currently always shown, as their availability
// depends on permissions in the according modules, not this one
Permission::addGlobalTags($data['perms'], NULL, ['subnets.edit', 'location.add']);
Render::addTemplate('locations', $data);
}
private static function propagateFields(&$locationList, $defaultValue, $name, $class)
{
$depth = array();
foreach ($locationList as &$loc) {
$d = $loc['depth'];
if (!isset($loc[$name])) {
// Has no explicit config assignment
if ($d === 0) {
$loc[$name] = $defaultValue;
} else {
$loc[$name] = $depth[$d - 1];
}
$loc[$class] = 'gray';
}
$depth[$d] = $loc[$name];
unset($depth[$d + 1]);
}
}
}
