function renderIPSpace()
{
global $pageno, $tabno;
$realm = $pageno == 'ipv4space' ? 'ipv4net' : 'ipv6net';
$cellfilter = getCellFilter();
// expand request can take either natural values or "ALL". Zero means no expanding.
$eid = isset($_REQUEST['eid']) ? $_REQUEST['eid'] : 0;
echo "<table border=0 class=objectview>\n";
echo "<tr><td class=pcleft>";
$netlist = array();
if (!($cellfilter['is_empty'] && !$eid && renderEmptyResults($cellfilter, 'IP nets', getEntitiesCount($realm)))) {
$top = NULL;
foreach (listCells($realm) as $net) {
if (isset($top) and IPNetContains($top, $net)) {
} elseif (!count($cellfilter['expression']) or judgeCell($net, $cellfilter['expression'])) {
$top = $net;
} else {
continue;
}
$netlist[$net['id']] = $net;
}
$netcount = count($netlist);
$tree = prepareIPTree($netlist, $eid);
if (!renderEmptyResults($cellfilter, 'IP nets', count($tree))) {
startPortlet("networks ({$netcount})");
echo '<h4>';
$all = "<a href='" . makeHref(array('page' => $pageno, 'tab' => $tabno, 'eid' => 'ALL')) . $cellfilter['urlextra'] . "'>expand all</a>";
$none = "<a href='" . makeHref(array('page' => $pageno, 'tab' => $tabno, 'eid' => 'NONE')) . $cellfilter['urlextra'] . "'>collapse all</a>";
$auto = "<a href='" . makeHref(array('page' => $pageno, 'tab' => $tabno)) . $cellfilter['urlextra'] . "'>auto-collapse</a>";
if ($eid === 0) {
echo 'auto-collapsing at threshold ' . getConfigVar('TREE_THRESHOLD') . " ({$all} / {$none})";
} elseif ($eid === 'ALL') {
echo "expanding all ({$auto} / {$none})";
} elseif ($eid === 'NONE') {
echo "collapsing all ({$all} / {$auto})";
} else {
try {
$netinfo = spotEntity($realm, $eid);
echo "expanding {$netinfo['ip']}/{$netinfo['mask']} ({$auto} / {$all} / {$none})";
} catch (EntityNotFoundException $e) {
// ignore invalid eid error
}
}
echo "</h4><table class='widetable' border=0 cellpadding=5 cellspacing=0 align='center'>\n";
echo "<tr><th>prefix</th><th>name/tags</th><th>capacity</th>";
if (getConfigVar('IPV4_TREE_RTR_AS_CELL') != 'none') {
echo "<th>routed by</th>";
}
echo "</tr>\n";
$baseurl = makeHref(array('page' => $pageno, 'tab' => $tabno)) . $cellfilter['urlextra'];
renderIPSpaceRecords($tree, $baseurl, $eid);
echo "</table>\n";
finishPortlet();
}
}
echo '</td><td class=pcright>';
renderCellFilterPortlet($cellfilter, $realm, $netlist);
echo "</td></tr></table>\n";
}
function considerGivenConstraint($cell, $filtertext)
{
if ($filtertext == '') {
return TRUE;
}
$parse = spotPayload($filtertext, 'SYNT_EXPR');
if ($parse['result'] != 'ACK') {
throw new InvalidRequestArgException('filtertext', $filtertext, 'RackCode parsing error');
}
if (isset($cell)) {
return judgeCell($cell, $parse['load']);
} else {
return judgeContext($parse['load']);
}
}
