r2840 - renderIPv4ForObject(): use information provided by spotEntity()/amplifyCell()

[racktables] / inc / interface.php

<?php
/*
*
*  This file contains frontend functions for RackTables.
*
*/

// Interface function's special.
$nextorder['odd'] = 'even';
$nextorder['even'] = 'odd';

// address allocation type
$aat = array
(
	'regular' => 'Connected',
	'virtual' => 'Loopback',
	'shared' => 'Shared',
	'router' => 'Router',
);
// address allocation code, IPv4 addresses and objects view
$aac = array
(
	'regular' => '',
	'virtual' => '<strong>L</strong>',
	'shared' => '<strong>S</strong>',
	'router' => '<strong>R</strong>',
);
// address allocation code, IPv4 networks view
$aac2 = array
(
	'regular' => '',
	'virtual' => '<strong>L:</strong>',
	'shared' => '<strong>S:</strong>',
	'router' => '<strong>R:</strong>',
);

// Let's have it here, so extensions can add their own images.
$image = array();
$image['error']['path'] = 'pix/error.png';
$image['error']['width'] = 76;
$image['error']['height'] = 17;
$image['logo']['path'] = 'pix/defaultlogo.png';
$image['logo']['width'] = 210;
$image['logo']['height'] = 40;
$image['rackspace']['path'] = 'pix/racks.png';
$image['rackspace']['width'] = 218;
$image['rackspace']['height'] = 200;
$image['objects']['path'] = 'pix/server.png';
$image['objects']['width'] = 218;
$image['objects']['height'] = 200;
$image['files']['path'] = 'pix/files.png';
$image['files']['width'] = 218;
$image['files']['height'] = 200;
$image['ipv4space']['path'] = 'pix/addressspace.png';
$image['ipv4space']['width'] = 218;
$image['ipv4space']['height'] = 200;
$image['ipv4slb']['path'] = 'pix/slb.png';
$image['ipv4slb']['width'] = 218;
$image['ipv4slb']['height'] = 200;
$image['config']['path'] = 'pix/configuration.png';
$image['config']['width'] = 218;
$image['config']['height'] = 200;
$image['reports']['path'] = 'pix/report.png';
$image['reports']['width'] = 218;
$image['reports']['height'] = 200;
$image['download']['path'] = 'pix/download.png';
$image['download']['width'] = 16;
$image['download']['height'] = 16;
$image['DOWNLOAD']['path'] = 'pix/download-big.png';
$image['DOWNLOAD']['width'] = 32;
$image['DOWNLOAD']['height'] = 32;
$image['plug']['path'] = 'pix/tango-network-wired.png';
$image['plug']['width'] = 16;
$image['plug']['height'] = 16;
$image['cut']['path'] = 'pix/tango-edit-cut-16x16.png';
$image['cut']['width'] = 16;
$image['cut']['height'] = 16;
$image['CUT']['path'] = 'pix/tango-edit-cut-32x32.png';
$image['CUT']['width'] = 32;
$image['CUT']['height'] = 32;
$image['add']['path'] = 'pix/tango-list-add.png';
$image['add']['width'] = 16;
$image['add']['height'] = 16;
$image['ADD']['path'] = 'pix/tango-list-add-big.png';
$image['ADD']['width'] = 32;
$image['ADD']['height'] = 32;
$image['delete']['path'] = 'pix/tango-list-remove.png';
$image['delete']['width'] = 16;
$image['delete']['height'] = 16;
$image['destroy']['path'] = 'pix/tango-user-trash-16x16.png';
$image['destroy']['width'] = 16;
$image['destroy']['height'] = 16;
$image['nodestroy']['path'] = 'pix/tango-user-trash-16x16-gray.png';
$image['nodestroy']['width'] = 16;
$image['nodestroy']['height'] = 16;
$image['NODESTROY']['path'] = 'pix/tango-user-trash-32x32-gray.png';
$image['NODESTROY']['width'] = 32;
$image['NODESTROY']['height'] = 32;
$image['DESTROY']['path'] = 'pix/tango-user-trash-32x32.png';
$image['DESTROY']['width'] = 32;
$image['DESTROY']['height'] = 32;
$image['nodelete']['path'] = 'pix/tango-list-remove-shadow.png';
$image['nodelete']['width'] = 16;
$image['nodelete']['height'] = 16;
$image['inservice']['path'] = 'pix/tango-emblem-system.png';
$image['inservice']['width'] = 16;
$image['inservice']['height'] = 16;
$image['notinservice']['path'] = 'pix/tango-dialog-error.png';
$image['notinservice']['width'] = 16;
$image['notinservice']['height'] = 16;
$image['find']['path'] = 'pix/tango-system-search.png';
$image['find']['width'] = 16;
$image['find']['height'] = 16;
$image['next']['path'] = 'pix/tango-go-next.png';
$image['next']['width'] = 32;
$image['next']['height'] = 32;
$image['prev']['path'] = 'pix/tango-go-previous.png';
$image['prev']['width'] = 32;
$image['prev']['height'] = 32;
$image['clear']['path'] = 'pix/tango-edit-clear.png';
$image['clear']['width'] = 16;
$image['clear']['height'] = 16;
$image['CLEAR']['path'] = 'pix/tango-edit-clear-big.png';
$image['CLEAR']['width'] = 32;
$image['CLEAR']['height'] = 32;
$image['CLEAR gray']['path'] = 'pix/tango-edit-clear-gray-32x32.png';
$image['CLEAR gray']['width'] = 32;
$image['CLEAR gray']['height'] = 32;
$image['save']['path'] = 'pix/tango-document-save.png';
$image['save']['width'] = 16;
$image['save']['height'] = 16;
$image['SAVE']['path'] = 'pix/tango-document-save-big.png';
$image['SAVE']['width'] = 32;
$image['SAVE']['height'] = 32;
$image['create']['path'] = 'pix/tango-document-new.png';
$image['create']['width'] = 16;
$image['create']['height'] = 16;
$image['CREATE']['path'] = 'pix/tango-document-new-big.png';
$image['CREATE']['width'] = 32;
$image['CREATE']['height'] = 32;
$image['DENIED']['path'] = 'pix/tango-dialog-error-big.png';
$image['DENIED']['width'] = 32;
$image['DENIED']['height'] = 32;
$image['apply']['path'] = 'pix/tango-emblem-system.png';
$image['apply']['width'] = 16;
$image['apply']['height'] = 16;
$image['node-collapsed']['path'] = 'pix/node-collapsed.png';
$image['node-collapsed']['width'] = 16;
$image['node-collapsed']['height'] = 16;
$image['node-expanded']['path'] = 'pix/node-expanded.png';
$image['node-expanded']['width'] = 16;
$image['node-expanded']['height'] = 16;
$image['node-expanded-static']['path'] = 'pix/node-expanded-static.png';
$image['node-expanded-static']['width'] = 16;
$image['node-expanded-static']['height'] = 16;
$image['dragons']['path'] = 'pix/mitsudragon.png';
$image['dragons']['width'] = 125;
$image['dragons']['height'] = 21;
$image['LB']['path'] = 'pix/loadbalancer.png';
$image['LB']['width'] = 32;
$image['LB']['height'] = 32;
$image['RS pool']['path'] = 'pix/serverpool.png';
$image['RS pool']['width'] = 48;
$image['RS pool']['height'] = 16;
$image['VS']['path'] = 'pix/servicesign.png';
$image['VS']['width'] = 39;
$image['VS']['height'] = 62;
$image['router']['path'] = 'pix/router.png';
$image['router']['width'] = 32;
$image['router']['height'] = 32;
$image['ATTACH']['path'] = 'pix/crystal-attach-32x32.png';
$image['ATTACH']['width'] = 32;
$image['ATTACH']['height'] = 32;
$image['favorite']['path'] = 'pix/tango-emblem-favorite.png';
$image['favorite']['width'] = 16;
$image['favorite']['height'] = 16;
$image['computer']['path'] = 'pix/tango-computer.png';
$image['computer']['width'] = 16;
$image['computer']['height'] = 16;
$image['empty file']['path'] = 'pix/crystal-file-empty-32x32.png';
$image['empty file']['width'] = 32;
$image['empty file']['height'] = 32;
$image['text file']['path'] = 'pix/crystal-file-text-32x32.png';
$image['text file']['width'] = 32;
$image['text file']['height'] = 32;
$image['image file']['path'] = 'pix/crystal-file-image-32x32.png';
$image['image file']['width'] = 32;
$image['image file']['height'] = 32;
$image['NET']['path'] = 'pix/crystal-network-32x32.png';
$image['NET']['width'] = 32;
$image['NET']['height'] = 32;
$image['USER']['path'] = 'pix/crystal-edit-user-32x32.png';
$image['USER']['width'] = 32;
$image['USER']['height'] = 32;

// This may be populated later onsite, report rendering function will use it.
// See the $systemreport for structure.
$localreports = array();
$CodePressMap = array
(
	'sql' => 'sql',
	'php' => 'php',
	'html' => 'html',
	'css' => 'css',
	'js' => 'javascript',
);

$attrtypes = array
(
	'uint' => '[U] unsigned integer',
	'float' => '[F] floating point',
	'string' => '[S] string',
	'dict' => '[D] dictionary record'
);

// Rack thumbnail image width summands: "front", "interior" and "rear" elements w/o surrounding border.
$rtwidth = array
(
	0 => 9,
	1 => 21,
	2 => 9
);

// Main menu.
function renderIndex ()
{
?>
<table border=0 cellpadding=0 cellspacing=0 width='100%'>
	<tr>
		<td>
			<div style='text-align: center; margin: 10px; '>
			<table width='100%' cellspacing=0 cellpadding=30 class=mainmenu border=0>
				<tr>
					<td>
						<h1><a href='<?php echo makeHref(array('page'=>'rackspace')) ?>'>Rackspace<br>
						<?php printImageHREF ('rackspace'); ?></a></h1>
					</td>
					<td>
						<h1><a href='<?php echo makeHref(array('page'=>'depot')) ?>'>Objects<br>
						<?php printImageHREF ('objects'); ?></a></h1>
					</td>
					<td>
						<h1><a href='<?php echo makeHref(array('page'=>'ipv4space')) ?>'>IPv4 space<br>
						<?php printImageHREF ('ipv4space'); ?></a></h1>
					</td>
					<td>
						<h1><a href='<?php echo makeHref(array('page'=>'files')) ?>'>Files<br>
						<?php printImageHREF ('files'); ?></a></h1>
					</td>
				</tr>
				<tr>
					<td>
						<h1><a href='<?php echo makeHref(array('page'=>'config')) ?>'>Configuration<br>
						<?php printImageHREF ('config'); ?></a></h1>
					</td>
					<td>
						<h1><a href='<?php echo makeHref(array('page'=>'reports')) ?>'>Reports<br>
						<?php printImageHREF ('reports'); ?></a></h1>
					</td>
					<td>
						<h1><a href='<?php echo makeHref(array('page'=>'ipv4slb')) ?>'>IPv4 SLB<br>
						<?php printImageHREF ('ipv4slb'); ?></a></h1>
					</td>
					<td>&nbsp;</td>
				</tr>
			</table>
			</div>
		</td>
	</tr>
</table>
<?php
}

function renderRackspace ()
{
	echo "<table class=objview border=0 width='100%'><tr><td class=pcleft>";
	$cellfilter = getCellFilter();
	renderCellFilterPortlet ($cellfilter, 'rack');
	echo '</td><td class=pcright>';
	echo '<table border=0 cellpadding=10 cellpadding=1>';
	// generate thumb gallery
	global $nextorder;
	$rackwidth = getRackImageWidth();
	// Zero value effectively disables the limit.
	$maxPerRow = getConfigVar ('RACKS_PER_ROW');
	$order = 'odd';
	foreach (getRackRows() as $row_id => $row_name)
	{
		$rackList = filterCellList (listCells ('rack', $row_id), $cellfilter['expression']);
		if (!count ($rackList) and count ($cellfilter['expression']))
			continue;
		$rackListIdx = 0;
		echo "<tr class=row_${order}><th class=tdleft>";
		echo "<a href='".makeHref(array('page'=>'row', 'row_id'=>$row_id))."${cellfilter['urlextra']}'>";
		echo "${row_name}</a></th><td><table border=0 cellspacing=5><tr>";
		if (!count ($rackList))
			echo "<td>(empty row)</td>";
		else
			foreach ($rackList as $rack)
			{
				if ($rackListIdx > 0 and $maxPerRow > 0 and $rackListIdx % $maxPerRow == 0)
				{
					echo '</tr></table></tr>';
					echo "<tr class=row_${order}><th class=tdleft>${row_name} (continued)";
					echo "</th><td><table border=0 cellspacing=5><tr>";
				}
				echo "<td align=center><a href='".makeHref(array('page'=>'rack', 'rack_id'=>$rack['id']))."'>";
				echo "<img border=0 width=${rackwidth} height=";
				echo getRackImageHeight ($rack['height']);
				echo " title='${rack['height']} units'";
				echo "src='render_image.php?img=minirack&rack_id=${rack['id']}'>";
				echo "<br>${rack['name']}</a></td>";
				$rackListIdx++;
			}
		$order = $nextorder[$order];
		echo "</tr></table></tr>\n";
	}
	echo "</table>\n";
	echo "</td></tr></table>\n";
}

function renderRackspaceRowEditor ()
{
	function printNewItemTR ()
	{
		printOpFormIntro ('addRow');
		echo "<tr><td>";
		printImageHREF ('create', 'Add new row', TRUE);
		echo "</td><td><input type=text name=name tabindex=100></td><td>";
		printImageHREF ('create', 'Add new row', TRUE, 101);
		echo "</td></tr></form>";
	}
	startPortlet ('Rows');
	echo "<table border=0 cellspacing=0 cellpadding=5 align=center class=widetable>\n";
	echo "<tr><th>&nbsp;</th><th>Name</th><th>&nbsp;</th></tr>\n";
	if (getConfigVar ('ADDNEW_AT_TOP') == 'yes')
		printNewItemTR();
	foreach (getRackRows() as $row_id => $row_name)
	{
		echo "<tr><td>";
		if ($rc = count (listCells ('rack', $row_id)))
			printImageHREF ('nodestroy', "${rc} rack(s) here");
		else
		{
			echo "<a href=\"".makeHrefProcess(array('op'=>'delete', 'row_id'=>$row_id))."\">";
			printImageHREF ('destroy', 'Delete row');
			echo "</a>";
		}
		printOpFormIntro ('updateRow', array ('row_id' => $row_id));
		echo "</td><td><input type=text name=name value='${row_name}'></td><td>";
		printImageHREF ('save', 'Save changes', TRUE);
		echo "</form></td></tr>\n";
	}
	if (getConfigVar ('ADDNEW_AT_TOP') != 'yes')
		printNewItemTR();
	echo "</table><br>\n";
	finishPortlet();
}

function renderRow ($row_id)
{
	if (($rowInfo = getRackRowInfo ($row_id)) == NULL)
	{
		showError ('getRackRowInfo() failed', __FUNCTION__);
		return;
	}
	$cellfilter = getCellFilter();
	$rackList = filterCellList (listCells ('rack', $row_id), $cellfilter['expression']);
	// Main layout starts.
	echo "<table border=0 class=objectview cellspacing=0 cellpadding=0>";

	// Left portlet with row information.
	echo "<tr><td class=pcleft>";
	startPortlet ($rowInfo['name']);
	echo "<table border=0 cellspacing=0 cellpadding=3 width='100%'>\n";
	echo "<tr><th width='50%' class=tdright>Racks:</th><td class=tdleft>${rowInfo['count']}</td></tr>\n";
	echo "<tr><th width='50%' class=tdright>Units:</th><td class=tdleft>${rowInfo['sum']}</td></tr>\n";
	echo "<tr><th width='50%' class=tdright>%% used:</th><td class=tdleft>";
	renderProgressBar (getRSUforRackRow ($rackList));
	echo "</td></tr>\n";
	echo "</table><br>\n";
	finishPortlet();
	renderCellFilterPortlet ($cellfilter, 'rack', 'row_id', $row_id);

	echo "</td><td class=pcright>";

	global $nextorder;
	$rackwidth = getRackImageWidth() * getConfigVar ('ROW_SCALE');
	// Maximum number of racks per row is proportionally less, but at least 1.
	$maxPerRow = max (floor (getConfigVar ('RACKS_PER_ROW') / getConfigVar ('ROW_SCALE')), 1);
	$rackListIdx = 0;
	$order = 'odd';
	startPortlet ('Racks');
	echo "<table border=0 cellspacing=5 align='center'><tr>";
	foreach ($rackList as $rack)
	{
		if ($rackListIdx % $maxPerRow == 0)
		{
			if ($rackListIdx > 0)
				echo '</tr>';
			echo '<tr>';
		}
		echo "<td align=center class=row_${order}><a href='".makeHref(array('page'=>'rack', 'rack_id'=>$rack['id']))."'>";
		echo "<img border=0 width=${rackwidth} height=" . (getRackImageHeight ($rack['height']) * getConfigVar ('ROW_SCALE'));
		echo " title='${rack['height']} units'";
		echo "src='render_image.php?img=minirack&rack_id=${rack['id']}'>";
		echo "<br>${rack['name']}</a></td>";
		$order = $nextorder[$order];
		$rackListIdx++;
	}
	echo "</tr></table>\n";
	finishPortlet();
	echo "</td></tr></table>";
}

function showError ($info = '', $location = 'N/A')
{
	if (preg_match ('/\.php$/', $location))
		$location = basename ($location);
	elseif ($location != 'N/A')
		$location = $location . '()';
	echo "<div class=msg_error>An error has occured in [${location}]. ";
	if (!strlen ($info))
		echo 'No additional information is available.';
	else
		echo "Additional information:<br><p>\n<pre>\n${info}\n</pre></p>";
	echo "Go back or try starting from <a href='".makeHref()."'>index page</a>.<br></div>\n";
}

// This function assures that specified argument was passed
// and is a number greater than zero.
function assertUIntArg ($argname, $caller = 'N/A', $allow_zero = FALSE)
{
	if (!isset ($_REQUEST[$argname]))
	{
		showError ("Parameter '${argname}' is missing (calling function is [${caller}]).", __FUNCTION__);
		die();
	}
	if (!is_numeric ($_REQUEST[$argname]))
	{
		showError ("Parameter '${argname}' is not a number (calling function is [${caller}]).", __FUNCTION__);
		die();
	}
	if ($_REQUEST[$argname] < 0)
	{
		showError ("Parameter '${argname}' is less than zero (calling function is [${caller}]).", __FUNCTION__);
		die();
	}
	if (!$allow_zero and $_REQUEST[$argname] === 0)
	{
		showError ("Parameter '${argname}' is equal to zero (calling function is [${caller}]).", __FUNCTION__);
		die();
	}
}

// This function assures that specified argument was passed
// and is a non-empty string.
function assertStringArg ($argname, $caller = 'N/A', $ok_if_empty = FALSE)
{
	if (!isset ($_REQUEST[$argname]))
	{
		showError ("Parameter '${argname}' is missing (calling function is [${caller}]).", __FUNCTION__);
		die();
	}
	if (!is_string ($_REQUEST[$argname]))
	{
		showError ("Parameter '${argname}' is not a string (calling function is [${caller}]).", __FUNCTION__);
		die();
	}
	if (!$ok_if_empty and !strlen ($_REQUEST[$argname]))
	{
		showError ("Parameter '${argname}' is an empty string (calling function is [${caller}]).", __FUNCTION__);
		die();
	}
}

function assertBoolArg ($argname, $caller = 'N/A', $ok_if_empty = FALSE)
{
	if (!isset ($_REQUEST[$argname]))
	{
		showError ("Parameter '${argname}' is missing (calling function is [${caller}]).", __FUNCTION__);
		die();
	}
	if (!is_string ($_REQUEST[$argname]) or $_REQUEST[$argname] != 'on')
	{
		showError ("Parameter '${argname}' is not a string (calling function is [${caller}]).", __FUNCTION__);
		die();
	}
	if (!$ok_if_empty and !strlen ($_REQUEST[$argname]))
	{
		showError ("Parameter '${argname}' is an empty string (calling function is [${caller}]).", __FUNCTION__);
		die();
	}
}

function assertIPv4Arg ($argname, $caller = 'N/A', $ok_if_empty = FALSE)
{
	assertStringArg ($argname, $caller, $ok_if_empty);
	if (strlen ($_REQUEST[$argname]) and long2ip (ip2long ($_REQUEST[$argname])) !== $_REQUEST[$argname])
	{
		showError ("IPv4 address validation failed for value '" . $_REQUEST[$argname] . "' (calling function is [${caller}]).", __FUNCTION__);
		die();
	}
}

// This function renders rack as HTML table.
function renderRack ($rack_id, $hl_obj_id = 0)
{
	$rackData = spotEntity ('rack', $rack_id);
	amplifyCell ($rackData);
	markAllSpans ($rackData);
	if ($hl_obj_id > 0)
		highlightObject ($rackData, $hl_obj_id);
	markupObjectProblems ($rackData);
	$prev_id = getPrevIDforRack ($rackData['row_id'], $rack_id);
	$next_id = getNextIDforRack ($rackData['row_id'], $rack_id);
	echo "<center><table border=0><tr valign=middle>";
	echo "<td><h2><a href='".makeHref(array('page'=>'row', 'row_id'=>$rackData['row_id']))."'>${rackData['row_name']}</a> :</h2></td>";
	// FIXME: use 'bypass'?
	if ($prev_id != NULL)
	{
		echo "<td><a href='".makeHref(array('page'=>'rack', 'rack_id'=>$prev_id))."'>";
		printImageHREF ('prev', 'previous rack');
		echo "</a></td>";
	}
	echo "<td><h2><a href='".makeHref(array('page'=>'rack', 'rack_id'=>$rackData['id']))."'>${rackData['name']}</a></h2></td>";
	if ($next_id != NULL)
	{
		echo "<td><a href='".makeHref(array('page'=>'rack', 'rack_id'=>$next_id))."'>";
		printImageHREF ('next', 'next rack');
		echo "</a></td>";
	}
	echo "</h2></td></tr></table>\n";
	echo "<table class=rack border=0 cellspacing=0 cellpadding=1>\n";
	echo "<tr><th width='10%'>&nbsp;</th><th width='20%'>Front</th>";
	echo "<th width='50%'>Interior</th><th width='20%'>Back</th></tr>\n";
	for ($i = $rackData['height']; $i > 0; $i--)
	{
		echo "<tr><th>${i}</th>";
		for ($locidx = 0; $locidx < 3; $locidx++)
		{
			if (isset ($rackData[$i][$locidx]['skipped']))
				continue;
			$state = $rackData[$i][$locidx]['state'];
			echo "<td class=state_${state}";
			if (isset ($rackData[$i][$locidx]['hl']))
				echo $rackData[$i][$locidx]['hl'];
			if (isset ($rackData[$i][$locidx]['colspan']))
				echo ' colspan=' . $rackData[$i][$locidx]['colspan'];
			if (isset ($rackData[$i][$locidx]['rowspan']))
				echo ' rowspan=' . $rackData[$i][$locidx]['rowspan'];
			echo ">";
			switch ($state)
			{
				case 'T':
					$objectData = spotEntity ('object', $rackData[$i][$locidx]['object_id']);
					if (strlen ($objectData['asset_no']))
						$prefix = "<div title='${objectData['asset_no']}";
					else
						$prefix = "<div title='no asset tag";
					// Don't tell about label, if it matches common name.
					if ($objectData['name'] != $objectData['label'] and strlen ($objectData['label']))
						$suffix = ", visible label is \"${objectData['label']}\"'>";
					else
						$suffix = "'>";
					echo $prefix . $suffix;
					echo "<a href='".makeHref(array('page'=>'object', 'object_id'=>$objectData['id']))."'>${objectData['dname']}</a></div>";
					break;
				case 'A':
					echo '<div title="This rackspace does not exist">&nbsp;</div>';
					break;
				case 'F':
					echo '<div title="Free rackspace">&nbsp;</div>';
					break;
				case 'U':
					echo '<div title="Problematic rackspace, you CAN\'T mount here">&nbsp;</div>';
					break;
				default:
					echo '<div title="No data">&nbsp;</div>';
					break;
			}
			echo '</td>';
		}
		echo "</tr>\n";
	}
	echo "</table></center>\n";
}

function renderNewRackForm ($row_id)
{
	startPortlet ('Add one');
	printOpFormIntro ('addRack', array ('got_data' => 'TRUE'));
	echo '<table border=0 align=center>';
	$defh = getConfigVar ('DEFAULT_RACK_HEIGHT');
	if ($defh == 0)
		$defh = '';
	echo "<tr><th class=tdright>Rack name (*):</th><td class=tdleft><input type=text name=rack_name tabindex=1></td>";
	echo "<td rowspan=4>Assign tags:<br>";
	renderNewEntityTags();
	echo "</td></tr>\n";
	echo "<tr><th class=tdright>Height in units (*):</th><td class=tdleft><input type=text name=rack_height1 tabindex=2 value='${defh}'></td></tr>\n";
	echo "<tr><th class=tdright>Comment:</th><td class=tdleft><input type=text name=rack_comment tabindex=3></td></tr>\n";
	echo "<tr><td class=submit colspan=2>";
	printImageHREF ('CREATE', 'Add', TRUE);
	echo "</td></tr></table></form>";
	finishPortlet();

	startPortlet ('Add many');
	printOpFormIntro ('addRack', array ('got_mdata' => 'TRUE'));
	echo '<table border=0 align=center>';
	$defh = getConfigVar ('DEFAULT_RACK_HEIGHT');
	if ($defh == 0)
		$defh = '';
	echo "<tr><th class=tdright>Height in units (*):</th><td class=tdleft><input type=text name=rack_height2 value='${defh}'></td>";
	echo "<td rowspan=3 valign=top>Assign tags:<br>";
	renderNewEntityTags();
	echo "</td></tr>\n";
	echo "<tr><th class=tdright>Rack names (*):</th><td class=tdleft><textarea name=rack_names cols=40 rows=25></textarea></td></tr>\n";
	echo "<tr><td class=submit colspan=2>";
	printImageHREF ('CREATE', 'Add', TRUE);
	echo '</form></table>';
	finishPortlet();
}

function renderEditObjectForm ($object_id)
{
	global $pageno;
	$object = spotEntity ('object', $object_id);
	if ($object == NULL)
	{
		showError ('Error retrieving data', __FUNCTION__);
		return;
	}
	startPortlet ();
	printOpFormIntro ('update');

	// static attributes
	echo '<table border=0 cellspacing=0 cellpadding=3 align=center>';
	echo "<tr><td>&nbsp;</td><th colspan=2><h2>Attributes</h2></th></tr>";
	echo "<tr><td>&nbsp;</td><th class=tdright>Type:</th><td class=tdleft>";
	printSelect (getObjectTypeList(), 'object_type_id', $object['objtype_id']);
	echo "</td></tr>\n";
	// baseline info
	echo "<tr><td>&nbsp;</td><th class=tdright>Common name:</th><td class=tdleft><input type=text name=object_name value='${object['name']}'></td></tr>\n";
	echo "<tr><td>&nbsp;</td><th class=tdright>Visible label:</th><td class=tdleft><input type=text name=object_label value='${object['label']}'></td></tr>\n";
	echo "<tr><td>&nbsp;</td><th class=tdright>Asset tag:</th><td class=tdleft><input type=text name=object_asset_no value='${object['asset_no']}'></td></tr>\n";
	echo "<tr><td>&nbsp;</td><th class=tdright>Barcode:</th><td class=tdleft><input type=text name=object_barcode value='${object['barcode']}'></td></tr>\n";
	// optional attributes
	$values = getAttrValues ($object_id);
	echo '<input type=hidden name=num_attrs value=' . count($values) . ">\n";
	if (count($values) > 0)
	{
		$i = 0;
		foreach ($values as $record)
		{
			echo "<input type=hidden name=${i}_attr_id value=${record['id']}>";
			echo '<tr><td>';
			if (strlen ($record['value']))
			{
				echo "<a href='".makeHrefProcess(array('op'=>'clearSticker', 'object_id'=>$object_id, 'attr_id'=>$record['id']))."'>";
				printImageHREF ('clear', 'Clear value');
				echo '</a>';
			}
			else
				echo '&nbsp;';
			echo '</td>';
			echo "<th class=sticker>${record['name']}:</th><td class=tdleft>";
			switch ($record['type'])
			{
				case 'uint':
				case 'float':
				case 'string':
					echo "<input type=text name=${i}_value value='${record['value']}'>";
					break;
				case 'dict':
					$chapter = readChapter ($record['chapter_name']);
					$chapter[0] = '-- NOT SET --';
					$chapter = cookOptgroups ($chapter, $object['objtype_id'], $record['key']);
					printNiftySelect ($chapter, "${i}_value", $record['key']);
					break;
			}
			echo "</td></tr>\n";
			$i++;
		}
	}
	echo "<tr><td>&nbsp;</td><th class=tdright>Has problems:</th><td class=tdleft><input type=checkbox name=object_has_problems";
	if ($object['has_problems'] == 'yes')
		echo ' checked';
	echo "></td></tr>\n";
	echo "<tr><td>&nbsp;</td><th class=tdright>Actions:</th><td class=tdleft><a href='".
		makeHrefProcess(array('op'=>'deleteObject', 'page'=>'depot', 'tab'=>'default', 'object_id'=>$object_id)).
		"' onclick=\"javascript:return confirm('Are you sure you want to delete the object?')\">Delete object</a></td></tr>\n";
	echo "<tr><td colspan=3><b>Comment:</b><br><textarea name=object_comment rows=10 cols=80>${object['comment']}</textarea></td></tr>";

	echo "<tr><th class=submit colspan=3>";
	printImageHREF ('SAVE', 'Save changes', TRUE);
	echo "</form></th></tr></table>\n";
	finishPortlet();

	echo '<table border=0 width=100%><tr><td>';
	startPortlet ('history');
	renderHistory ($pageno, $object_id);
	finishPortlet();
	echo '</td></tr></table>';
}

// This is a clone of renderEditObjectForm().
function renderEditRackForm ($rack_id)
{
	global $pageno;
	$rack = spotEntity ('rack', $rack_id);
	amplifyCell ($rack);

	startPortlet ('Rack attributes');
	printOpFormIntro ('updateRack');
	echo '<table border=0 align=center>';
	echo "<tr><th class=tdright>Rack row:</th><td class=tdleft>";
	printSelect (getRackRows(), 'rack_row_id', $rack['row_id']);
	echo "</td></tr>\n";
	echo "<tr><th class=tdright>Name (required):</th><td class=tdleft><input type=text name=rack_name value='${rack['name']}'></td></tr>\n";
	echo "<tr><th class=tdright>Height (required):</th><td class=tdleft><input type=text name=rack_height value='${rack['height']}'></td></tr>\n";
	echo "<tr><th class=tdright>Comment:</th><td class=tdleft><input type=text name=rack_comment value='${rack['comment']}'></td></tr>\n";
	if (count ($rack['mountedObjects']) == 0)
	{
		echo "<tr><th class=tdright>Actions:</th><td class=tdleft><a href='".
        	        makeHrefProcess(array('op'=>'deleteRack', 'rack_id'=>$rack_id)).
                	"' onclick=\"javascript:return confirm('Are you sure you want to delete the rack?')\">Delete rack</a></td></tr>\n";
	}
	echo "<tr><td class=submit colspan=2>";
	printImageHREF ('SAVE', 'Save changes', TRUE);
	echo "</td></tr>\n";
	echo '</form></table><br>';
	finishPortlet();
	
	startPortlet ('History');
	renderHistory ($pageno, $rack_id);
	finishPortlet();
}

// This is a helper for creators and editors.
// Input array keys are OPTION VALUEs and input array values are OPTION text.
function printSelect ($optionList, $select_name, $selected_id = NULL, $tabindex = NULL)
{
	echo "<select name=${select_name}" . ($tabindex ? " tabindex=${tabindex}" : '') . '>';
	foreach ($optionList as $dict_key => $dict_value)
		echo "<option value='${dict_key}'" . ($dict_key == $selected_id ? ' selected' : '') . ">${dict_value}</option>";
	echo "</select>";
}

// Input is a cooked list of OPTGROUPs, each with own sub-list of OPTIONs in the same
// format as printSelect() expects.
function printNiftySelect ($groupList, $select_name, $selected_id = NULL, $tabindex = NULL)
{
	// special treatment for ungrouped data
	if (count ($groupList) == 1 and isset ($groupList['other']))
	{
		printSelect ($groupList['other'], $select_name, $selected_id, $tabindex);
		return;
	}
	echo "<select name=${select_name}" . ($tabindex ? " tabindex=${tabindex}" : '') . '>';
	foreach ($groupList as $groupname => $groupdata)
	{
		echo "<optgroup label='${groupname}'>";
		foreach ($groupdata as $dict_key => $dict_value)
			echo "<option value='${dict_key}'" . ($dict_key == $selected_id ? ' selected' : '') . ">${dict_value}</option>";
		echo "</optgroup>\n";
	}
	echo "</select>";
}

// used by renderGridForm() and renderRackPage()
function renderRackInfoPortlet ($rackData)
{
	startPortlet ('summary');
	echo "<table border=0 cellspacing=0 cellpadding=3 width='100%'>\n";
	echo "<tr><th width='50%' class=tdright>Rack row:</th><td class=tdleft>${rackData['row_name']}</td></tr>\n";
	echo "<tr><th width='50%' class=tdright>Name:</th><td class=tdleft>${rackData['name']}</td></tr>\n";
	echo "<tr><th width='50%' class=tdright>Height:</th><td class=tdleft>${rackData['height']}</td></tr>\n";
	echo "<tr><th width='50%' class=tdright>%% used:</th><td class=tdleft>";
	renderProgressBar (getRSUforRack ($rackData));
	echo "</td></tr>\n";
	echo "<tr><th width='50%' class=tdright>Objects:</th><td class=tdleft>";
	echo count ($rackData['mountedObjects']);
	echo "</td></tr>\n";
	printTagTRs ($rackData, makeHref(array('page'=>'rackspace', 'tab'=>'default'))."&");
	if (strlen ($rackData['comment']))
		echo "<tr><th width='50%' class=tdright>Comment:</th><td class=tdleft>${rackData['comment']}</td></tr>\n";
	echo '</table>';
	finishPortlet();
}

// This is a universal editor of rack design/waste.
// FIXME: switch to using printOpFormIntro()
function renderGridForm ($rack_id, $filter, $header, $submit, $state1, $state2)
{
	$rackData = spotEntity ('rack', $rack_id);
	amplifyCell ($rackData);
	$filter ($rackData);
	markupObjectProblems ($rackData);

	// Render the result whatever it is.
	// Main layout.
	echo "<table border=0 class=objectview cellspacing=0 cellpadding=0>";
	echo "<tr><td colspan=2 align=center><h1>${rackData['name']}</h1></td></tr>\n";

	// Left column with information portlet.
	echo "<tr><td class=pcleft height='1%' width='50%'>";
	renderRackInfoPortlet ($rackData);
	echo "</td>\n";
	echo "<td class=pcright>";

	// Grid form.
	startPortlet ($header);
	echo "<center>\n";
	echo "<table class=rack border=0 cellspacing=0 cellpadding=1>\n";
	echo "<tr><th width='10%'>&nbsp;</th>";
	echo "<th width='20%'><a href='javascript:;' onclick=\"toggleColumnOfAtoms('${rack_id}', '0', ${rackData['height']})\">Front</a></th>";
	echo "<th width='50%'><a href='javascript:;' onclick=\"toggleColumnOfAtoms('${rack_id}', '1', ${rackData['height']})\">Interior</a></th>";
	echo "<th width='20%'><a href='javascript:;' onclick=\"toggleColumnOfAtoms('${rack_id}', '2', ${rackData['height']})\">Back</a></th></tr>\n";
	printOpFormIntro ('updateRack');
	markupAtomGrid ($rackData, $state2);
	renderAtomGrid ($rackData);
	echo "</table></center>\n";
	echo "<br><input type=submit name=do_update value='${submit}'></form><br><br>\n";
	finishPortlet();
	echo "</td></tr></table>\n";
}

function renderRackDesign ($rack_id)
{
	renderGridForm ($rack_id, 'applyRackDesignMask', 'Rack design', 'Set rack design', 'A', 'F');
}

function renderRackProblems ($rack_id)
{
	renderGridForm ($rack_id, 'applyRackProblemMask', 'Rack problems', 'Mark unusable atoms', 'F', 'U');
}

function startPortlet ($title = '')
{
	echo "<div class=portlet><h2>${title}</h2>";
}

function finishPortlet ()
{
	echo "</div>\n";
}

function renderRackObject ($object_id)
{
	global $nextorder, $aac;
	$info = spotEntity ('object', $object_id);
	// FIXME: employ amplifyCell() instead of calling loader functions directly
	amplifyCell ($info);
	if ($info == NULL)
	{
		showError ('Error loading data', __FUNCTION__);
		return;
	}
	// Main layout starts.
	echo "<table border=0 class=objectview cellspacing=0 cellpadding=0>";
	echo "<tr><td colspan=2 align=center><h1>${info['dname']}</h1></td></tr>\n";
	// left column with uknown number of portlets
	echo "<tr><td class=pcleft>";
	startPortlet ('summary');
	echo "<table border=0 cellspacing=0 cellpadding=3 width='100%'>\n";
	if (strlen ($info['name']))
		echo "<tr><th width='50%' class=tdright>Common name:</th><td class=tdleft>${info['name']}</td></tr>\n";
	// FIXME: don't call spotEntity() each time, do it once in the beginning.
	elseif (considerConfiguredConstraint ($info, 'NAMEWARN_LISTSRC'))
		echo "<tr><td colspan=2 class=msg_error>Common name is missing.</td></tr>\n";
	echo "<tr><th width='50%' class=tdright>Object type:</th><td class=tdleft><a href='";
	echo makeHref (array (
		'page' => 'depot',
		'tab' => 'default',
		'cfe' => '{$typeid_' . $info['objtype_id'] . '}'
	));
	echo "'>${info['objtype_name']}</a></td></tr>\n";
	if (strlen ($info['asset_no']))
		echo "<tr><th width='50%' class=tdright>Asset tag:</th><td class=tdleft>${info['asset_no']}</td></tr>\n";
	// FIXME: ditto
	elseif (considerConfiguredConstraint (info, 'ASSETWARN_LISTSRC'))
		echo "<tr><td colspan=2 class=msg_error>Asset tag is missing.</td></tr>\n";
	if (strlen ($info['label']))
		echo "<tr><th width='50%' class=tdright>Visible label:</th><td class=tdleft>${info['label']}</td></tr>\n";
	if (strlen ($info['barcode']))
		echo "<tr><th width='50%' class=tdright>Barcode:</th><td class=tdleft>${info['barcode']}</td></tr>\n";
	if ($info['has_problems'] == 'yes')
		echo "<tr><td colspan=2 class=msg_error>Has problems</td></tr>\n";
	foreach (getAttrValues ($object_id, TRUE) as $record)
		if (strlen ($record['value']))
			echo "<tr><th width='50%' class=sticker>${record['name']}:</th><td class=sticker>${record['a_value']}</td></tr>\n";
	printTagTRs
	(
		$info,
		makeHref
		(
			array
			(
				'page'=>'depot',
				'tab'=>'default',
				'andor' => 'and',
				'cfe' => '{$typeid_' . $info['objtype_id'] . '}',
			)
		)."&"
	);
	echo "</table><br>\n";
	finishPortlet();

	if (strlen ($info['comment']))
	{
		startPortlet ('Comment');
		echo '<div class=commentblock>' . string_insert_hrefs ($info['comment']) . '</div>';
		finishPortlet ();
	}

	renderFilesPortlet ('object', $object_id);

	$ports = $info['ports'];
	if (count ($ports))
	{
		startPortlet ('ports and links');
		usort($ports, 'sortByName');
		if ($ports)
		{
			$hl_port_id = 0;
			if (isset ($_REQUEST['hl_port_id']))
			{
				assertUIntArg ('hl_port_id', __FUNCTION__);
				$hl_port_id = $_REQUEST['hl_port_id'];
			}
			echo "<table cellspacing=0 cellpadding='5' align='center' class='widetable'>\n";
			echo "<tr><th>Local name</th><th>Visible label</th><th>Port type</th><th>L2 address</th>";
			echo "<th>Rem. Object</th><th>Rem. port</th></tr>\n";
			foreach ($ports as $port)
			{
				echo '<tr';
				if ($hl_port_id == $port['id'])
					echo ' class=port_highlight';
				echo "><td>${port['name']}</td><td>${port['label']}</td><td>${port['type']}</td>";
				echo "<td>${port['l2address']}</td>";
				if ($port['remote_object_id'])
				{
					echo "<td><a href='".makeHref(array('page'=>'object', 'object_id'=>$port['remote_object_id'], 'hl_port_id'=>$port['remote_id']))."'>${port['remote_object_name']}</a></td>";
					echo "<td>${port['remote_name']}</td>";
				}
				elseif (strlen ($port['reservation_comment']))
				{
					echo "<td><b>Reserved;</b></td>";
					echo "<td>${port['reservation_comment']}</td>";
				}
				else
					echo '<td>&nbsp;</td><td>&nbsp;</td>';
				echo "</tr>\n";
			}
			echo "</table><br>\n";
		}
		finishPortlet();
	}

	$alloclist = $info['ipv4'];
	if (count ($alloclist))
	{
		startPortlet ('IPv4 addresses');
		echo "<table cellspacing=0 cellpadding='5' align='center' class='widetable'>\n";
		if (getConfigVar ('EXT_IPV4_VIEW') == 'yes')
			echo "<tr><th>OS interface</th><th>IP address</th><th>network</th><th>routed by</th><th>peers</th></tr>\n";
		else
			echo "<tr><th>OS interface</th><th>IP address</th><th>peers</th></tr>\n";
		$hl_ipv4_addr = '';
		if (isset ($_REQUEST['hl_ipv4_addr']))
		{
			assertIPv4Arg ('hl_ipv4_addr', __FUNCTION__);
			$hl_ipv4_addr = $_REQUEST['hl_ipv4_addr'];
		}
		foreach ($alloclist as $dottedquad => $alloc)
		{
			$address_name = niftyString ($alloc['addrinfo']['name']);
			$class = $alloc['addrinfo']['class'];
			$secondclass = ($hl_ipv4_addr == $dottedquad) ? 'tdleft port_highlight' : 'tdleft';
			$netid = getIPv4AddressNetworkId ($dottedquad);
			if (NULL !== $netid)
			{
				$netinfo = spotEntity ('ipv4net', $netid);
				loadIPv4AddrList ($netinfo);
			}
			echo "<tr class='${class}' valign=top><td class=tdleft>${alloc['osif']}</td><td class='${secondclass}'>";
			if (NULL !== $netid)
				echo "<a href='".makeHref(array('page'=>'ipaddress', 'ip'=>$dottedquad, 'hl_object_id'=>$object_id))."'>${dottedquad}</a>";
			else
				echo $dottedquad;
			if (getConfigVar ('EXT_IPV4_VIEW') != 'yes')
				echo '<small>/' . (NULL === $netid ? '??' : $netinfo['mask']) . '</small>';
			echo '&nbsp;' . $aac[$alloc['type']];
			if (strlen ($alloc['addrinfo']['name']))
				echo ' (' . niftyString ($alloc['addrinfo']['name']) . ')';
			echo '</td>';
			if (getConfigVar ('EXT_IPV4_VIEW') == 'yes')
			{
				if (NULL === $netid)
					echo '<td class=sparenetwork>N/A</td><td class=sparenetwork>N/A</td>';
				else
				{
					echo "<td class='${secondclass}'>";
					renderCell ($netinfo);
					echo "</td>";
					// filter out self-allocation
					$other_routers = array();
					foreach (findRouters ($netinfo['addrlist']) as $router)
						if ($router['id'] != $object_id)
							$other_routers[] = $router;
					if (count ($other_routers))
						printRoutersTD ($other_routers);
					else
						echo "<td class='${secondclass}'>&nbsp;</td>";
				}
			}
			// peers
			echo "<td class='${secondclass}'>\n";
			$prefix = '';
			if ($alloc['addrinfo']['reserved'] == 'yes')
			{
				echo $prefix . '<strong>RESERVED</strong>';
				$prefix = '; ';
			}
			foreach ($alloc['addrinfo']['allocs'] as $allocpeer)
			{
				if ($allocpeer['object_id'] == $object_id)
					continue;
				echo $prefix . "<a href='".makeHref(array('page'=>'object', 'object_id'=>$allocpeer['object_id']))."'>";
				if (isset ($allocpeer['osif']) and strlen ($allocpeer['osif']))
					echo $allocpeer['osif'] . '@';
				echo $allocpeer['object_name'] . '</a>';
				$prefix = '; ';
			}
			echo "</td></tr>\n";
		}
		echo "</table><br>\n";
		finishPortlet();
	}

	$forwards = $info['nat4'];
	if (count($forwards['in']) or count($forwards['out']))
	{
		startPortlet('NATv4');

		if (count($forwards['out']))
		{

			echo "<h3>locally performed NAT</h3>";

			echo "<table class='widetable' cellpadding=5 cellspacing=0 border=0 align='center'>\n";
			echo "<tr><th>Proto</th><th>Match endpoint</th><th>Translate to</th><th>Target object</th><th>Rule comment</th></tr>\n";

			foreach ($forwards['out'] as $pf)
			{
				$class = 'trerror';
				$osif = '';
				if (isset ($alloclist [$pf['localip']]))
				{
					$class = $alloclist [$pf['localip']]['addrinfo']['class'];
					$osif = $alloclist [$pf['localip']]['osif'] . ': ';
				}
				echo "<tr class='$class'>";
				echo "<td>${pf['proto']}</td><td class=tdleft>${osif}<a href='".makeHref(array('page'=>'ipaddress', 'tab'=>'default', 'ip'=>$pf['localip']))."'>${pf['localip']}</a>:${pf['localport']}</td>";
				echo "<td class=tdleft><a href='".makeHref(array('page'=>'ipaddress', 'tab'=>'default', 'ip'=>$pf['remoteip']))."'>${pf['remoteip']}</a>:${pf['remoteport']}</td>";
				$address = getIPv4Address ($pf['remoteip']);
				echo "<td class='description'>";
				if (count ($address['allocs']))
					foreach($address['allocs'] as $bond)
						echo "<a href='".makeHref(array('page'=>'object', 'tab'=>'default', 'object_id'=>$bond['object_id']))."'>${bond['object_name']}(${bond['name']})</a> ";
				elseif (strlen ($pf['remote_addr_name']))
					echo '(' . $pf['remote_addr_name'] . ')';
				echo "</td><td class='description'>${pf['description']}</td></tr>";
			}
			echo "</table><br><br>";
		}
		if (count($forwards['in']))
		{
			echo "<h3>arriving NAT connections</h3>";
			echo "<table class='widetable' cellpadding=5 cellspacing=0 border=0 align='center'>\n";
			echo "<tr><th>Matched endpoint</th><th>Source object</th><th>Translated to</th><th>Rule comment</th></tr>\n";
			foreach ($forwards['in'] as $pf)
			{
				echo "<tr>";
				echo "<td>${pf['proto']}/<a href='".makeHref(array('page'=>'ipaddress', 'tab'=>'default', 'ip'=>$pf['localip']))."'>${pf['localip']}</a>:${pf['localport']}</td>";
				echo "<td class='description'><a href='".makeHref(array('page'=>'object', 'tab'=>'default', 'object_id'=>$pf['object_id']))."'>${pf['object_name']}</a>";
				echo "</td><td><a href='".makeHref(array('page'=>'ipaddress', 'tab'=>'default', 'ip'=>$pf['remoteip']))."'>${pf['remoteip']}</a>:${pf['remoteport']}</td>";
				echo "<td class='description'>${pf['description']}</td></tr>";
			}
			echo "</table><br><br>";
		}
		finishPortlet();
	}

	$pools = $info['ipv4rspools'];
	if (count ($pools))
	{
		$order = 'odd';
		startPortlet ('Real server pools (' . count ($pools) . ')');
		echo "<table cellspacing=0 cellpadding=5 align=center class=widetable>\n";
		echo "<tr><th>VS</th><th>RS pool</th><th>RS</th><th>VS config</th><th>RS config</th></tr>\n";
		foreach ($pools as $vs_id => $info)
		{
 			echo "<tr valign=top class=row_${order}><td class=tdleft>";
 			renderCell (spotEntity ('ipv4vs', $vs_id));
 			echo "</td><td class=tdleft>";
 			renderCell (spotEntity ('ipv4rspool', $info['pool_id']));
 			echo '</td><td class=tdleft>' . $info['rscount'] . '</td>';
 			echo "<td class=slbconf>${info['vsconfig']}</td>";
 			echo "<td class=slbconf>${info['rsconfig']}</td>";
			echo "</tr>\n";
			$order = $nextorder[$order];
		}
		echo "</table>\n";
		finishPortlet();
	}
	echo "</td>\n";

	// After left column we have (surprise!) right column with rackspace portlet only.
	echo "<td class=pcright>";
	// rackspace portlet
	startPortlet ('rackspace allocation');
	foreach (getResidentRacksData ($object_id, FALSE) as $rack_id)
		renderRack ($rack_id, $object_id);
	echo '<br>';
	finishPortlet();
	echo "</td></tr>";
	echo "</table>\n";
}

function renderRackMultiSelect ($sname, $racks, $selected)
{
	// Transform the given flat list into a list of groups, each representing a rack row.
	$rdata = array();
	foreach ($racks as $rack)
		if (!isset ($rdata[$rack['row_name']]))
			$rdata[$rack['row_name']] = array ($rack['id'] => $rack['name']);
		else
			$rdata[$rack['row_name']][$rack['id']] = $rack['name'];
	echo "<select name=${sname} multiple size=" . getConfigVar ('MAXSELSIZE') . " onchange='getElementsByName(\"updateObjectAllocation\")[0].submit()'>\n";
	foreach ($rdata as $optgroup => $racklist)
	{
		echo "<optgroup label='${optgroup}'>";
		foreach ($racklist as $rack_id => $rack_name)
		{
			echo "<option value=${rack_id}";
			if (!(array_search ($rack_id, $selected) === FALSE))
				echo ' selected';
			echo">${rack_name}</option>\n";
		}
	}
	echo "</select>\n";
}

// This function renders a form for port edition.
function renderPortsForObject ($object_id)
{
	function printNewItemTR ()
	{
		printOpFormIntro ('addPort');
		echo "<tr><td>";
		printImageHREF ('add', 'add a port', TRUE);
		echo "</td><td><input type=text size=8 name=port_name tabindex=100></td>\n";
		echo "<td><input type=text size=24 name=port_label tabindex=101></td><td>";
		printSelect (getPortTypes(), 'port_type_id', getConfigVar ('default_port_type'), 102);
		echo "<td><input type=text name=port_l2address tabindex=103></td>\n";
		echo "<td colspan=3>&nbsp;</td><td>";
		printImageHREF ('add', 'add a port', TRUE, 104);
		echo "</td></tr></form>";
	}
	startPortlet ('Ports and interfaces');
	$ports = getObjectPortsAndLinks ($object_id);
	usort($ports, 'sortByName');
	echo "<table cellspacing=0 cellpadding='5' align='center' class='widetable'>\n";
	echo "<tr><th>&nbsp;</th><th>Local name</th><th>Visible label</th><th>Port type</th><th>L2 address</th>";
	echo "<th>Rem. object</th><th>Rem. port</th><th>(Un)link or (un)reserve</th><th>&nbsp;</th></tr>\n";
	if (getConfigVar ('ADDNEW_AT_TOP') == 'yes')
		printNewItemTR();
	foreach ($ports as $port)
	{
		printOpFormIntro ('editPort', array ('port_id' => $port['id']));
		echo "<tr><td><a href='".makeHrefProcess(array('op'=>'delPort', 'port_id'=>$port['id'], 'object_id'=>$object_id, 'port_name'=>$port['name']))."'>";
		printImageHREF ('delete', 'Unlink and Delete this port');
		echo "</a></td>\n";
		echo "<td><input type=text name=name value='${port['name']}' size=8></td>";
		echo "<td><input type=text name=label value='${port['label']}' size=24></td>";
		if (!$port['remote_object_id'])
		{
			echo "<td>";
			printSelect (getPortTypes(), 'port_type_id', $port['type_id']);
			echo "</td>";
		}
		else
		{
			echo "<input type=hidden name=port_type_id value='${port['type_id']}'>";
			echo "<td class=tdleft>${port['type']}</td>\n";
		}
		echo "<td><input type=text name=l2address value='${port['l2address']}'></td>\n";
		if ($port['remote_object_id'])
		{
			echo "<td><a href='".makeHref(array('page'=>'object', 'object_id'=>$port['remote_object_id']))."'>${port['remote_object_name']}</a></td>";
			echo "<td>${port['remote_name']}</td>";
			echo "<td><a href='".
				makeHrefProcess(array(
					'op'=>'unlinkPort', 
					'port_id'=>$port['id'], 
					'object_id'=>$object_id, 
					'port_name'=>$port['name'], 
					'remote_port_name'=>$port['remote_name'], 
					'remote_object_name'=>$port['remote_object_name'])).
			"'>";
			printImageHREF ('cut', 'Unlink this port');
			echo "</a></td>";
		}
		elseif (strlen ($port['reservation_comment']))
		{
			echo "<td><b>Reserved;</b></td>";
			echo "<td><input type=text name=reservation_comment value='${port['reservation_comment']}'></td>";
			echo "<td><a href='".
				makeHrefProcess(array(
					'op'=>'useup',
					'port_id'=>$port['id'], 
					'object_id'=>$object_id)).
			"'>";
			printImageHREF ('clear', 'Use up this port');
			echo "</a></td>";
		}
		else
		{
			echo "<td>&nbsp;</td><td>&nbsp;</td>";
			echo "<td>";
			echo "<a href='javascript:;' onclick='window.open(\"".makeHrefForHelper('portlist', array('port'=>$port['id'], 'type'=>$port['type_id'], 'object_id'=>$object_id, 'port_name'=>$port['name']))."\",\"findlink\",\"height=700, width=400, location=no, menubar=no, resizable=yes, scrollbars=no, status=no, titlebar=no, toolbar=no\");'>";
			printImageHREF ('plug', 'Link this port');
			echo "</a> <input type=text name=reservation_comment>";
			echo "</td>\n";
		}
		echo "<td>";
		printImageHREF ('save', 'Save changes', TRUE);
		echo "</td></form></tr>\n";
	}
	if (getConfigVar ('ADDNEW_AT_TOP') != 'yes')
		printNewItemTR();
	echo "</table><br>\n";
	finishPortlet();

	startPortlet ('Add/update multiple ports');
	printOpFormIntro ('addMultiPorts');
	echo 'Format: <select name=format tabindex=201>';
	echo '<option value=c3600asy>Cisco 3600 async: sh line | inc TTY</option>';
	echo '<option value=fiwg selected>Foundry ServerIron/FastIron WorkGroup/Edge: sh int br</option>';
	echo '<option value=fisxii>Foundry FastIron SuperX/II4000: sh int br</option>';
	echo '<option value=ssv1>SSV:&lt;interface name&gt; &lt;MAC address&gt;</option>';
	echo "</select>";
	echo 'Default port type: ';
	printSelect (getPortTypes(), 'port_type', getConfigVar ('default_port_type'), 202);
	echo "<input type=submit value='Parse output' tabindex=204><br>\n";
	echo "<textarea name=input cols=100 rows=50 tabindex=203></textarea><br>\n";
	echo '</form>';
	finishPortlet();
}

function renderIPv4ForObject ($object_id)
{
	function printNewItemTR ()
	{
		global $aat;
		printOpFormIntro ('addIPv4Allocation');
		echo "<tr><td>";
		printImageHREF ('add', 'allocate', TRUE);
		echo "</td>";
		echo "<td class=tdleft><input type='text' size='10' name='bond_name' tabindex=100></td>\n";
		echo "<td class=tdleft><input type=text name='ip' tabindex=101></td>\n";
		echo "<td colspan=2>&nbsp;</td><td>";
		printSelect ($aat, 'bond_type', NULL, 102);
		echo "</td><td>&nbsp;</td><td>";
		printImageHREF ('add', 'allocate', TRUE, 103);
		echo "</td></tr></form>";
	}
	$focus = spotEntity ('object', $object_id);
	amplifyCell ($focus);
	global $aat;
	startPortlet ('Allocations');
	echo "<table cellspacing=0 cellpadding='5' align='center' class='widetable'>\n";
	echo '<tr><th>&nbsp;</th><th>OS interface</th><th>IP address</th>';
	if (getConfigVar ('EXT_IPV4_VIEW') == 'yes')
		echo '<th>network</th><th>routed by</th>';
	echo '<th>type</th><th>misc</th><th>&nbsp</th></tr>';

	if (getConfigVar ('ADDNEW_AT_TOP') == 'yes')
		printNewItemTR();
	foreach ($focus['ipv4'] as $dottedquad => $alloc)
	{
		$class = $alloc['addrinfo']['class'];
		$netid = getIPv4AddressNetworkId ($dottedquad);
		if (NULL !== $netid)
		{
			$netinfo = spotEntity ('ipv4net', $netid);
			loadIPv4AddrList ($netinfo);
		}
		printOpFormIntro ('updIPv4Allocation', array ('ip' => $dottedquad));
		echo "<tr class='$class' valign=top><td><a href='".makeHrefProcess(array('op'=>'delIPv4Allocation', 'ip'=>$dottedquad, 'object_id'=>$object_id))."'>";
		printImageHREF ('delete', 'Delete this IPv4 address');
		echo "</a></td>";
		echo "<td class=tdleft><input type='text' name='bond_name' value='${alloc['osif']}' size=10></td><td class=tdleft>";
		if (NULL !== $netid)
			echo "<a href='".makeHref(array('page'=>'ipaddress', 'ip'=>$dottedquad))."'>${dottedquad}</a>";
		else
			echo $dottedquad;
		if (getConfigVar ('EXT_IPV4_VIEW') != 'yes')
			echo '<small>/' . (NULL === $netid ? '??' : $netinfo['mask']) . '</small>';
		if (strlen ($alloc['addrinfo']['name']))
			echo ' (' . niftyString ($alloc['addrinfo']['name']) . ')';
		echo '</td>';
		// FIXME: this a copy-and-paste from renderRackObject()
		if (getConfigVar ('EXT_IPV4_VIEW') == 'yes')
		{
			if (NULL === $netid)
				echo '<td class=sparenetwork>N/A</td><td class=sparenetwork>N/A</td>';
			else
			{
				echo '<td>';
				renderCell ($netinfo);
				echo '</td>';
				// filter out self-allocation
				$other_routers = array();
				foreach (findRouters ($netinfo['addrlist']) as $router)
					if ($router['id'] != $object_id)
						$other_routers[] = $router;
				if (count ($other_routers))
					printRoutersTD ($other_routers);
				else
					echo "<td>&nbsp;</td>";
			}
		}
		echo '<td>';
		printSelect ($aat, 'bond_type', $alloc['type']);
		echo "</td><td>";
		$prefix = '';
		if ($alloc['addrinfo']['reserved'] == 'yes')
		{
			echo $prefix . '<strong>RESERVED</strong>';
			$prefix = '; ';
		}
		foreach ($alloc['addrinfo']['allocs'] as $allocpeer)
		{
			if ($allocpeer['object_id'] == $object_id)
				continue;
			echo $prefix . "<a href='".makeHref(array('page'=>'object', 'object_id'=>$allocpeer['object_id']))."'>";
			if (isset ($allocpeer['osif']) and strlen ($allocpeer['osif']))
				echo $allocpeer['osif'] . '@';
			echo $allocpeer['object_name'] . '</a>';
			$prefix = '; ';
		}
		echo "</td><td>";
		printImageHREF ('save', 'Save changes', TRUE);
		echo "</td></form></tr>\n";
	}
	if (getConfigVar ('ADDNEW_AT_TOP') != 'yes')
		printNewItemTR();

	echo "</table><br>\n";
	finishPortlet();

}

// Log structure versions:
// 1: the whole structure is a list of code-message pairs
// 2 and later: there's a "v" field set, which indicates the version
// 2: there's a "m" list set to hold message code and optional arguments
function showMessageOrError ()
{
	if (!isset ($_SESSION['log']))
		return;
	$log = $_SESSION['log'];
	switch (TRUE)
	{
		case !isset ($log['v']):
		case $log['v'] == 1:
			foreach ($log as $key => $record)
				if ($key !== 'v')
					echo "<div class=msg_${record['code']}>${record['message']}</div>";
			break;
		case $log['v'] == 2:
			$msginfo = array
			(
// records 0~99 with success messages
				0 => array ('code' => 'success', 'format' => '%s'),
				1 => array ('code' => 'success', 'format' => '%u new records done, %u already existed'),
				2 => array ('code' => 'success', 'format' => 'NATv4 rule was successfully added.'),
				3 => array ('code' => 'success', 'format' => 'NATv4 rule was successfully deleted.'),
				4 => array ('code' => 'success', 'format' => 'NATv4 rule was successfully updated'),
				5 => array ('code' => 'success', 'format' => 'Port %s was added successfully'),
				6 => array ('code' => 'success', 'format' => 'Port %s was updated successfully'),
				7 => array ('code' => 'success', 'format' => 'Port %s was deleted successfully'),
				8 => array ('code' => 'success', 'format' => 'Port %s successfully linked with port %s at object %s'),
				9 => array ('code' => 'success', 'format' => 'Port %s was successfully unlinked from %s@%s'),
				10 => array ('code' => 'success', 'format' => 'Added %u ports, updated %u ports, encountered %u errors.'),
				11 => array ('code' => 'success', 'format' => 'Reservation removed.'),
				12 => array ('code' => 'success', 'format' => 'allocation updated'),
				13 => array ('code' => 'success', 'format' => 'allocated'),
				14 => array ('code' => 'success', 'format' => 'deallocated'),
				15 => array ('code' => 'success', 'format' => 'Reset succeeded.'),
				16 => array ('code' => 'success', 'format' => 'Update done'),
				17 => array ('code' => 'success', 'format' => 'Update(s) succeeded.'),
				18 => array ('code' => 'success', 'format' => 'Load balancer was successfully added'),
				19 => array ('code' => 'success', 'format' => 'Load balancer was successfully deleted'),
				20 => array ('code' => 'success', 'format' => 'Load balancer info was successfully updated'),
				21 => array ('code' => 'success', 'format' => 'Generation complete'),
				22 => array ('code' => 'success', 'format' => 'Chained %u tags'),
				23 => array ('code' => 'success', 'format' => 'IPv4 prefix successfully added'),
				24 => array ('code' => 'success', 'format' => 'IPv4 prefix deleted'),
				25 => array ('code' => 'success', 'format' => 'IPv4 prefix updated'),
				26 => array ('code' => 'success', 'format' => '%u IP address(es) were successfully updated'),
				27 => array ('code' => 'success', 'format' => 'IPv4 address updated'),
				28 => array ('code' => 'success', 'format' => 'Virtual service was successfully created'),
				29 => array ('code' => 'success', 'format' => 'Virtual service was successfully deleted'),
				30 => array ('code' => 'success', 'format' => 'Virtual service was successfully updated'),
				31 => array ('code' => 'success', 'format' => 'RS pool was successfully created'),
				32 => array ('code' => 'success', 'format' => 'RS pool was successfully deleted'),
				33 => array ('code' => 'success', 'format' => 'RS pool was successfully updated'),
				34 => array ('code' => 'success', 'format' => 'Real server was successfully added'),
				35 => array ('code' => 'success', 'format' => 'Real server was successfully deleted'),
				36 => array ('code' => 'success', 'format' => 'Real server was successfully updated'),
				37 => array ('code' => 'success', 'format' => 'Successfully added %u real servers'),
				38 => array ('code' => 'success', 'format' => '%u real server(s) were successfully (de)activated'),
				39 => array ('code' => 'success', 'format' => 'User account %s updated.'),
				40 => array ('code' => 'success', 'format' => 'User account %s created.'),
// ...
// ...
				43 => array ('code' => 'success', 'format' => 'Saved successfully.'),
				44 => array ('code' => 'success', 'format' => '%s failures and %s successfull changes.'),
				45 => array ('code' => 'success', 'format' => "Attribute '%s' created."),
				46 => array ('code' => 'success', 'format' => 'Rename successful.'),
				47 => array ('code' => 'success', 'format' => 'Attribute was deleted.'),
				48 => array ('code' => 'success', 'format' => 'Supplement succeeded.'),
				49 => array ('code' => 'success', 'format' => 'Reduction succeeded.'),
				50 => array ('code' => 'success', 'format' => 'Reduction succeeded.'),
				51 => array ('code' => 'success', 'format' => 'Update succeeded.'),
				52 => array ('code' => 'success', 'format' => 'Supplement succeeded.'),
				53 => array ('code' => 'success', 'format' => 'Chapter was deleted.'),
				54 => array ('code' => 'success', 'format' => 'Chapter was updated.'),
				55 => array ('code' => 'success', 'format' => 'Chapter was added.'),
				56 => array ('code' => 'success', 'format' => 'Update succeeded.'),
				57 => array ('code' => 'success', 'format' => 'Reset complete'),
				58 => array ('code' => 'success', 'format' => "Deleted tag '%s'."),
				59 => array ('code' => 'success', 'format' => "Created tag '%s'."),
				60 => array ('code' => 'success', 'format' => "Updated tag '%s'."),
				61 => array ('code' => 'success', 'format' => 'Password changed successfully.'),
				62 => array ('code' => 'success', 'format' => 'gw: %s'),
				63 => array ('code' => 'success', 'format' => '%u change request(s) have been processed'),
				64 => array ('code' => 'success', 'format' => 'Port %s@%s has been assigned to VLAN %u'),
				65 => array ('code' => 'success', 'format' => "Added new rack '%s'"),
				66 => array ('code' => 'success', 'format' => "File sent Ok via handler '%s'"),
				67 => array ('code' => 'success', 'format' => "Tag rolling done, %u objects involved"),
				68 => array ('code' => 'success', 'format' => "Updated rack '%s'"),
				69 => array ('code' => 'success', 'format' => 'File "%s" was added successfully'),
				70 => array ('code' => 'success', 'format' => 'File "%s" was updated successfully'),
				71 => array ('code' => 'success', 'format' => 'File "%s" was linked successfully'),
				72 => array ('code' => 'success', 'format' => 'File was unlinked successfully'),
				73 => array ('code' => 'success', 'format' => 'File "%s" was deleted successfully'),
				74 => array ('code' => 'success', 'format' => 'Row "%s" was added successfully'),
				75 => array ('code' => 'success', 'format' => 'Row "%s" was updated successfully'),
				76 => array ('code' => 'success', 'format' => 'Object "%s" was deleted successfully'),
				77 => array ('code' => 'success', 'format' => 'Row "%s" was deleted successfully'),
				78 => array ('code' => 'success', 'format' => 'File "%s" saved Ok'),
				79 => array ('code' => 'success', 'format' => 'Rack "%s" was deleted successfully'),
				80 => array ('code' => 'success', 'format' => "Added new object '%s'"),

// records 100~199 with fatal error messages
				100 => array ('code' => 'error', 'format' => '%s'),
				101 => array ('code' => 'error', 'format' => 'Port name cannot be empty'),
				102 => array ('code' => 'error', 'format' => "Error creating user account '%s'"),
				103 => array ('code' => 'error', 'format' => 'User not found!'),
				104 => array ('code' => 'error', 'format' => "Error updating user account '%s'"),
// ...
// ...
// ...
				108 => array ('code' => 'error', 'format' => '%u failures and %u successfull changes.'),
				109 => array ('code' => 'error', 'format' => 'Update failed!'),
				110 => array ('code' => 'error', 'format' => 'Supplement failed!'),
				111 => array ('code' => 'error', 'format' => 'Reduction failed!'),
				112 => array ('code' => 'error', 'format' => 'Error adding chapter.'),
				113 => array ('code' => 'error', 'format' => 'Error updating chapter.'),
				114 => array ('code' => 'error', 'format' => 'Error deleting chapter.'),
				115 => array ('code' => 'error', 'format' => 'Error renaming attribute.'),
				116 => array ('code' => 'error', 'format' => 'Error creating attribute.'),
				117 => array ('code' => 'error', 'format' => 'Error deleting attribute.'),
				118 => array ('code' => 'error', 'format' => 'Supplement failed!'),
				119 => array ('code' => 'error', 'format' => 'Reduction failed!'),
				120 => array ('code' => 'error', 'format' => 'Reset failed!'),
				121 => array ('code' => 'error', 'format' => 'commitUpdateObject() failed'),
				122 => array ('code' => 'error', 'format' => 'One or more update(s) failed!'),
				123 => array ('code' => 'error', 'format' => 'Cannot process submitted data: unknown format code.'),
				124 => array ('code' => 'error', 'format' => 'Error removing reservation!'),
				125 => array ('code' => 'error', 'format' => "Update failed with error: '%s'"),
				126 => array ('code' => 'error', 'format' => 'addRStoRSPool() failed'),
				127 => array ('code' => 'error', 'format' => 'Added %u real servers and encountered %u errors'),
				128 => array ('code' => 'error', 'format' => 'commitDeleteRS() failed'),
				129 => array ('code' => 'error', 'format' => 'commitDeleteLB() failed'),
				130 => array ('code' => 'error', 'format' => 'commitDeleteVS() failed'),
				131 => array ('code' => 'error', 'format' => 'invalid format requested'),
				132 => array ('code' => 'error', 'format' => 'invalid protocol'),
				133 => array ('code' => 'error', 'format' => 'commitUpdateRS() failed'),
				134 => array ('code' => 'error', 'format' => 'commitUpdateLB() failed'),
				135 => array ('code' => 'error', 'format' => 'commitUpdateVS() failed'),
				136 => array ('code' => 'error', 'format' => 'addLBtoRSPool() failed'),
				137 => array ('code' => 'error', 'format' => 'addLBtoRSPool() failed'),
				138 => array ('code' => 'error', 'format' => 'commitDeleteRSPool() failed'),
				139 => array ('code' => 'error', 'format' => 'commitUpdateRSPool() failed'),
				140 => array ('code' => 'error', 'format' => 'Encountered %u errors, (de)activated %u real servers'),
				141 => array ('code' => 'error', 'format' => 'Encountered %u errors, updated %u IP address(es)'),
				142 => array ('code' => 'error', 'format' => 'executeAutoPorts() failed'),
				143 => array ('code' => 'error', 'format' => 'Tried chaining %u tags, but experienced %u errors.'),
				144 => array ('code' => 'error', 'format' => "Error deleting tag: '%s'"),
				145 => array ('code' => 'error', 'format' => "Invalid tag name '%s'"),
// ...
				147 => array ('code' => 'error', 'format' => "Could not create tag '%s': %s"),
				148 => array ('code' => 'error', 'format' => "Could not update tag '%s': %s"),
				149 => array ('code' => 'error', 'format' => 'Turing test failed'),
				150 => array ('code' => 'error', 'format' => 'Can only change password under DB authentication.'),
				151 => array ('code' => 'error', 'format' => 'Old password doesn\'t match.'),
				152 => array ('code' => 'error', 'format' => 'New passwords don\'t match.'),
				153 => array ('code' => 'error', 'format' => 'Password change failed.'),
				154 => array ('code' => 'error', 'format' => "Verification error: %s"),
				155 => array ('code' => 'error', 'format' => 'Save failed.'),
				156 => array ('code' => 'error', 'format' => 'getSwitchVLANs() failed'),
				157 => array ('code' => 'error', 'format' => 'operation not permitted'),
				158 => array ('code' => 'error', 'format' => 'Ignoring malformed record #%u in form submit'),
				159 => array ('code' => 'error', 'format' => 'Permission denied moving port %s from VLAN%u to VLAN%u'),
				160 => array ('code' => 'error', 'format' => 'Invalid arguments'),
				161 => array ('code' => 'error', 'format' => 'Endpoint not found. Please either set FQDN attribute or assign an IP address to the object.'),
				162 => array ('code' => 'error', 'format' => 'More than one IP address is assigned to this object, please configure FQDN attribute.'),
				163 => array ('code' => 'error', 'format' => 'Failed to get any response from queryGateway() or the gateway died'),
				164 => array ('code' => 'error', 'format' => 'Gateway failure: %s.'),
				165 => array ('code' => 'error', 'format' => 'Gateway failure: malformed reply.'),
				166 => array ('code' => 'error', 'format' => 'gw: %s'),
				167 => array ('code' => 'error', 'format' => 'Could not find port %s'),
				168 => array ('code' => 'error', 'format' => 'Port %s is a trunk'),
				169 => array ('code' => 'error', 'format' => 'Failed to configure %s, connector returned code %u'),
				170 => array ('code' => 'error', 'format' => 'There is no network for IP address "%s"'),
				171 => array ('code' => 'error', 'format' => "Failed creating rack '%s'. Already exists in this row?"),
				172 => array ('code' => 'error', 'format' => 'Malformed request'),
				173 => array ('code' => 'error', 'format' => "Invalid IPv4 prefix '%s'"),
				174 => array ('code' => 'error', 'format' => 'Bad IPv4 address'),
				175 => array ('code' => 'error', 'format' => 'Invalid netmask'),
				176 => array ('code' => 'error', 'format' => 'This network already exists'),
				177 => array ('code' => 'error', 'format' => 'commitUpdateRack() failed'),
				178 => array ('code' => 'error', 'format' => 'file not found'),
				179 => array ('code' => 'error', 'format' => 'Declining outdated text. Re-edit the file for consistency.'),
				180 => array ('code' => 'error', 'format' => 'Error saving file, all changes lost!'),
				181 => array ('code' => 'error', 'format' => "file uploads not allowed, change 'file_uploads' parameter in php.ini"),
				182 => array ('code' => 'error', 'format' => 'SQL query failed: %s'),
				183 => array ('code' => 'error', 'format' => "Tag id '%s' does not exist."),
				184 => array ('code' => 'error', 'format' => 'Submitted form is invalid at line %u'),
				185 => array ('code' => 'error', 'format' => "Failed to add object '%s'"),
				186 => array ('code' => 'error', 'format' => 'Incomplete form has been ignored. Cheers.'),
				187 => array ('code' => 'error', 'format' => "Internal error in function '%s'"),

// records 200~299 with warnings
				200 => array ('code' => 'warning', 'format' => '%s'),
				201 => array ('code' => 'warning', 'format' => 'nothing happened...'),
				202 => array ('code' => 'warning', 'format' => 'gw: %s'),
				203 => array ('code' => 'warning', 'format' => 'Port %s seems to be the first in VLAN %u at this switch.'),
				204 => array ('code' => 'warning', 'format' => 'Check uplink/downlink configuration for proper operation.'),
				205 => array ('code' => 'warning', 'format' => '%u change request(s) have been ignored'),
				206 => array ('code' => 'warning', 'format' => 'Rack is not empty'),
				207 => array ('code' => 'warning', 'format' => 'Ignored empty request'),

			);
			// Handle the arguments. Is there any better way to do it?
			foreach ($log['m'] as $record)
			{
				if (!isset ($record['c']) or !isset ($msginfo[$record['c']]))
				{
					echo '<div class=msg_neutral>(this message was lost)</div>';
					continue;
				}
				if (isset ($record['a']))
					switch (count ($record['a']))
					{
						case 1:
							$msgtext = sprintf
							(
								$msginfo[$record['c']]['format'],
								$record['a'][0]
							);
							break;
						case 2:
							$msgtext = sprintf
							(
								$msginfo[$record['c']]['format'],
								$record['a'][0],
								$record['a'][1]
							);
							break;
						case 3:
							$msgtext = sprintf
							(
								$msginfo[$record['c']]['format'],
								$record['a'][0],
								$record['a'][1],
								$record['a'][2]
							);
							break;
						case 4:
						default:
							$msgtext = sprintf
							(
								$msginfo[$record['c']]['format'],
								$record['a'][0],
								$record['a'][1],
								$record['a'][2],
								$record['a'][3]
							);
							break;
					}
				else
					$msgtext = $msginfo[$record['c']]['format'];
				echo '<div class=msg_' . $msginfo[$record['c']]['code'] . ">${msgtext}</div>";
			}
			break;
		default:
			echo '<div class=msg_error>' . __FUNCTION__ . ': internal error</div>';
			break;
	}
	unset($_SESSION['log']);
}

/*
The following conditions must be followed:
1. We can mount onto free atoms only. This means: if any record for an atom
already exists in RackSpace, it can't be used for mounting.
2. We can't unmount from 'W' atoms. Operator should review appropriate comments
and either delete them before unmounting or refuse to unmount the object.
*/

// We extensively use $_REQUEST in the function.
function renderRackSpaceForObject ($object_id)
{
	$is_update = isset ($_REQUEST['rackmulti'][0]);
	$info = spotEntity ('object', $object_id);
	if ($info == NULL)
	{
		showError ('Error loading data', __FUNCTION__);
		return;
	}
	// Always process occupied racks plus racks chosen by user. First get racks with
	// already allocated rackspace...
	if (NULL === ($workingRacksData = getResidentRacksData ($object_id)))
		die; // some error already shown

	// ...and then add those chosen by user (if any).
	if (isset($_REQUEST['rackmulti']))
		foreach ($_REQUEST['rackmulti'] as $cand_id)
		{
			if (!isset ($workingRacksData[$cand_id]))
			{
				if (NULL == ($rackData = spotEntity ('rack', $cand_id)))
				{
					showError ('Rack not found', __FUNCTION__);
					return NULL;
				}
				amplifyCell ($rackData);
				$workingRacksData[$cand_id] = $rackData;
			}
		}

	printOpFormIntro ('updateObjectAllocation');

	// Do it only once...
	foreach ($workingRacksData as $rackId => &$rackData)
	{
		applyObjectMountMask ($rackData, $object_id);
		echo "<input type=\"hidden\" name=\"rackmulti[]\" value=\"$rackId\">";
	}
	// Now we workaround an old caveat: http://bugs.php.net/bug.php?id=37410
	unset ($rackData);

	// This is the time for rendering.

	// Main layout starts.
	echo "<table border=0 class=objectview cellspacing=0 cellpadding=0><tr>";

	// Left portlet with rack list.
	echo "<td class=pcleft height='1%'>";
	startPortlet ('Racks');
	$allRacksData = listCells ('rack');
	if (count ($allRacksData) <= getConfigVar ('RACK_PRESELECT_THRESHOLD'))
	{
		foreach ($allRacksData as $rack)
		{
			amplifyCell ($rack);
			$workingRacksData[$rack_id] = $rack;
		}
		foreach ($workingRacksData as &$rackData)
			applyObjectMountMask ($rackData, $object_id);
		unset ($rackData);
	}
	renderRackMultiSelect ('rackmulti[]', $allRacksData, array_keys ($workingRacksData));
	echo "<br>";
	echo "<br>";
	finishPortlet();
	echo "</td>";

	// Middle portlet with comment and submit.
	echo "<td class=pcleft>";
	startPortlet ('Comment');
	echo "<textarea name=comment rows=10 cols=40></textarea><br>\n";
	echo "<input type=submit value='Save' name=got_atoms>\n";
	echo "<br>";
	echo "<br>";
	finishPortlet();
	echo "</td>";

	// Right portlet with rendered racks. If this form submit is not final, we have to
	// reflect the former state of the grid in current form.
	echo "<td class=pcright rowspan=2 height='1%'>";
	startPortlet ('Working copy');
	echo '<table border=0 cellspacing=10 align=center><tr>';
	foreach ($workingRacksData as $rack_id => $rackData)
	{
		// Order is important here: only original allocation is highlighted.
		highlightObject ($rackData, $object_id);
		markupAtomGrid ($rackData, 'T');
		// If we have a form processed, discard user input and show new database
		// contents.
		if ($is_update)
			mergeGridFormToRack ($rackData);
		echo "<td valign=top>";
		echo "<center>\n<h2>${rackData['name']}</h2>\n";
		echo "<table class=rack border=0 cellspacing=0 cellpadding=1>\n";
		echo "<tr><th width='10%'>&nbsp;</th>";
		echo "<th width='20%'><a href='javascript:;' onclick=\"toggleColumnOfAtoms('${rack_id}', '0', ${rackData['height']})\">Front</a></th>";
		echo "<th width='50%'><a href='javascript:;' onclick=\"toggleColumnOfAtoms('${rack_id}', '1', ${rackData['height']})\">Interior</a></th>";
		echo "<th width='20%'><a href='javascript:;' onclick=\"toggleColumnOfAtoms('${rack_id}', '2', ${rackData['height']})\">Back</a></th></tr>\n";
		renderAtomGrid ($rackData);
		echo "<tr><th width='10%'>&nbsp;</th>";
		echo "<th width='20%'><a href='javascript:;' onclick=\"toggleColumnOfAtoms('${rack_id}', '0', ${rackData['height']})\">Front</a></th>";
		echo "<th width='50%'><a href='javascript:;' onclick=\"toggleColumnOfAtoms('${rack_id}', '1', ${rackData['height']})\">Interior</a></th>";
		echo "<th width='20%'><a href='javascript:;' onclick=\"toggleColumnOfAtoms('${rack_id}', '2', ${rackData['height']})\">Back</a></th></tr>\n";
		echo "</table></center>\n";
		echo '</td>';
	}
	echo "</tr></table>";
	finishPortlet();
	echo "</td>\n";


	echo "</form>\n";
	echo "</tr></table>\n";
}

function renderMolecule ($mdata, $object_id)
{
	// sort data out
	$rackpack = array();
	global $loclist;
	foreach ($mdata as $rua)
	{
		$rack_id = $rua['rack_id'];
		$unit_no = $rua['unit_no'];
		$atom = $rua['atom'];
		if (!isset ($rackpack[$rack_id]))
		{
			$rackData = spotEntity ('rack', $rack_id);
			amplifyCell ($rackData);
			for ($i = $rackData['height']; $i > 0; $i--)
				for ($locidx = 0; $locidx < 3; $locidx++)
					$rackData[$i][$locidx]['state'] = 'F';
			$rackpack[$rack_id] = $rackData;
		}
		$rackpack[$rack_id][$unit_no][$loclist[$atom]]['state'] = 'T';
		$rackpack[$rack_id][$unit_no][$loclist[$atom]]['object_id'] = $object_id;
	}
	// now we have some racks to render
	foreach ($rackpack as $rackData)
	{
		markAllSpans ($rackData);
		echo "<table class=molecule cellspacing=0>\n";
		echo "<caption>${rackData['name']}</caption>\n";
		echo "<tr><th width='10%'>&nbsp;</th><th width='20%'>Front</th><th width='50%'>Interior</th><th width='20%'>Back</th></tr>\n";
		for ($i = $rackData['height']; $i > 0; $i--)
		{
			echo "<tr><th>$i</th>";
			for ($locidx = 0; $locidx < 3; $locidx++)
			{
				$state = $rackData[$i][$locidx]['state'];
				echo "<td class=state_${state}>&nbsp;</td>\n";
			}
			echo "</tr>\n";
		}
		echo "</table>\n";
	}
}

function renderEmptyPortsSelect ($port_id, $type_id)
{
	$ports = getEmptyPortsOfType($type_id);
	usort($ports, 'sortEmptyPorts');
	foreach ($ports as $port)
	{
		if ($port_id == $port['Port_id'])
			continue;
		echo "<option value='${port['Port_id']}' onclick='getElementById(\"remote_port_name\").value=\"${port['Port_name']}\"; getElementById(\"remote_object_name\").value=\"${port['Object_name']}\";'>${port['Object_name']} ${port['Port_name']}</option>\n";
	}
}

function renderDepot ()
{
	global $pageno, $nextorder;
	$cellfilter = getCellFilter();
	$objects = filterCellList (listCells ('object'), $cellfilter['expression']);

	echo "<table border=0 class=objectview>\n";
	echo "<tr><td class=pcleft>";

	startPortlet ('Objects (' . count ($objects) . ')');
	if ($objects === NULL)
	{
		showError ('Fatal error retrieving object list', __FUNCTION__);
		return;
	}
	echo '<br><br><table border=0 cellpadding=5 cellspacing=0 align=center class=cooltable>';
	echo '<tr><th>Common name</th><th>Visible label</th><th>Asset tag</th><th>Barcode</th><th>Row/Rack</th></tr>';
	$order = 'odd';
	foreach ($objects as $obj)
	{
		if (isset ($_REQUEST['hl_object_id']) and $_REQUEST['hl_object_id'] == $obj['id'])
			$secondclass = 'tdleft port_highlight';
		else
			$secondclass = 'tdleft';
		echo "<tr class=row_${order} valign=top><td class='${secondclass}'><a href='".makeHref(array('page'=>'object', 'object_id'=>$obj['id']))."'><strong>${obj['dname']}</strong></a>";
		if (count ($obj['etags']))
			echo '<br><small>' . serializeTags ($obj['etags'], makeHref(array('page'=>$pageno, 'tab'=>'default')) . '&') . '</small>';
		echo "</td><td class='${secondclass}'>${obj['label']}</td>";
		echo "<td class='${secondclass}'>${obj['asset_no']}</td>";
		echo "<td class='${secondclass}'>${obj['barcode']}</td>";
		if ($obj['rack_id'])
			echo "<td class='${secondclass}'><a href='".makeHref(array('page'=>'row', 'row_id'=>$obj['row_id']))."'>${obj['Row_name']}</a>/<a href='".makeHref(array('page'=>'rack', 'rack_id'=>$obj['rack_id']))."'>${obj['Rack_name']}</a></td>";
		else
			echo "<td class='${secondclass}'>Unmounted</td>";
		echo '</tr>';
		$order = $nextorder[$order];
	}
	echo '</table>';
	finishPortlet();

	echo "</td><td class=pcright width='25%'>";

	renderCellFilterPortlet ($cellfilter, 'object');
	echo "</td></tr></table>\n";
}

// History viewer for history-enabled simple dictionaries.
function renderHistory ($object_type, $object_id)
{
	switch ($object_type)
	{
		case 'row':
			$query = "select ctime, user_name, name, comment from RackRowHistory where id = ${object_id} order by ctime";
			$header = '<tr><th>change time</th><th>author</th><th>rack row name</th><th>rack row comment</th></tr>';
			$extra = 3;
			break;
		case 'rack':
			$query =
				"select ctime, user_name, rh.name, rr.name as name, rh.height, rh.comment " .
				"from RackHistory as rh left join RackRow as rr on rh.row_id = rr.id " .
				"where rh.id = ${object_id} order by ctime";
			$header = '<tr><th>change time</th><th>author</th><th>rack name</th><th>rack row name</th><th>rack height</th><th>rack comment</th></tr>';
			$extra = 5;
			break;
		case 'object':
			$query =
				"select ctime, user_name, RackObjectHistory.name as name, label, barcode, asset_no, has_problems, dict_value, comment " .
				"from RackObjectHistory inner join Dictionary on objtype_id = dict_key join Chapter on Dictionary.chapter_id = Chapter.id " .
				"where Chapter.name = 'RackObjectType' and RackObjectHistory.id=${object_id} order by ctime";
			$header = '<tr><th>change time</th><th>author</th><th>common name</th><th>visible label</th><th>barcode</th><th>asset no</th><th>has problems?</th><th>object type</th><th>comment</th></tr>';
			$extra = 8;
			break;
		default:
			showError ("Uknown object type '${object_type}'", __FUNCTION__);
			return;
	}
	global $dbxlink;
	$result = $dbxlink->query ($query);
	if ($result == NULL)
	{
		showError ('SQL query failed', __FUNCTION__);
		return;
	}
	echo '<table border=0 cellpadding=5 cellspacing=0 align=center class=cooltable>';
	$order = 'odd';
	global $nextorder;
	echo $header;
	while ($row = $result->fetch (PDO::FETCH_NUM))
	{
		echo "<tr class=row_${order}><td>${row[0]}</td>";
		for ($i = 1; $i <= $extra; $i++)
			echo "<td>" . $row[$i] . "</td>";
		echo "</tr>\n";
		$order = $nextorder[$order];
	}
	echo "</table><br>\n";
}

function renderRackspaceHistory ()
{
	global $nextorder, $pageno, $tabno;
	$order = 'odd';
	$history = getRackspaceHistory();
	// Show the last operation by default.
	if (isset ($_REQUEST['op_id']))
		$op_id = $_REQUEST['op_id'];
	elseif (isset ($history[0]['mo_id']))
		$op_id = $history[0]['mo_id'];
	else $op_id = NULL;
	
	$omid = NULL;
	$nmid = NULL;
	$object_id = 1;
	if ($op_id)
		list ($omid, $nmid) = getOperationMolecules ($op_id);

	// Main layout starts.
	echo "<table border=0 class=objectview cellspacing=0 cellpadding=0>";

	// Left top portlet with old allocation.
	echo "<tr><td class=pcleft>";
	startPortlet ('Old allocation');
	if ($omid)
	{
		$oldMolecule = getMolecule ($omid);
		renderMolecule ($oldMolecule, $object_id);
	}
	else
		echo "nothing";
	finishPortlet();

	echo '</td><td class=pcright>';

	// Right top portlet with new allocation
	startPortlet ('New allocation');
	if ($nmid)
	{
		$newMolecule = getMolecule ($nmid);
		renderMolecule ($newMolecule, $object_id);
	}
	else
		echo "nothing";
	finishPortlet();

	echo '</td></tr><tr><td colspan=2>';

	// Bottom portlet with list

	startPortlet ('Rackspace allocation history');
	echo "<table border=0 cellpadding=5 cellspacing=0 align=center class=cooltable>\n";
	echo "<tr><th>timestamp</th><th>author</th><th>rack object ID</th><th>rack object type</th><th>rack object name</th><th>comment</th></tr>\n";
	foreach ($history as $row)
	{
		if ($row['mo_id'] == $op_id)
			$class = 'hl';
		else
			$class = "row_${order}";
		echo "<tr class=${class}><td><a href='".makeHref(array('page'=>$pageno, 'tab'=>$tabno, 'op_id'=>$row['mo_id']))."'>${row['ctime']}</a></td>";
		echo "<td>${row['user_name']}</td>";
		echo "<td>${row['ro_id']}</td><td>${row['objtype_name']}</td><td>${row['name']}</td><td>${row['comment']}</td>\n";
		echo "</tr>\n";
		$order = $nextorder[$order];
	}
	echo "</table>\n";
	finishPortlet();

	echo '</td></tr></table>';
}

function renderIPv4SpaceRecords ($tree, &$tagcache, $baseurl, $target = 0, $level = 1)
{
	$self = __FUNCTION__;
	foreach ($tree as $item)
	{
		$total = $item['addrt'];
		if (getConfigVar ('IPV4_TREE_SHOW_USAGE') == 'yes')
		{
			loadIPv4AddrList ($item); // necessary to compute router list and address counter
			$used = $item['addrc'];
		}
		else
		{
			$item['addrlist'] = array();
			$item['addrc'] = 0;
		}
		if (isset ($item['id']))
		{
			if ($item['symbol'] == 'node-collapsed')
				$expandurl = "${baseurl}&eid=" . $item['id'] . "#netid" . $item['id'];
			elseif ($item['symbol'] == 'node-expanded')
				$expandurl = $baseurl . ($item['parent_id'] ? "&eid=${item['parent_id']}#netid${item['parent_id']}" : '');
			else
				$expandurl = '';
			echo "<tr valign=top>";
			printIPv4NetInfoTDs ($item, 'tdleft', $level, $item['symbol'], $expandurl);
			echo "<td class=tdcenter>";
			if ($target == $item['id'])
				echo "<a name=netid${target}></a>";
			if (getConfigVar ('IPV4_TREE_SHOW_USAGE') == 'yes')
			{
				renderProgressBar ($total ? $used/$total : 0);
				echo "<br><small>${used}/${total}</small>";
			}
			else
				echo "<small>${total}</small>";
			echo "</td>";
			if (getConfigVar ('EXT_IPV4_VIEW') == 'yes')
				printRoutersTD (findRouters ($item['addrlist']), $tagcache);
			echo "</tr>";
			if ($item['symbol'] == 'node-expanded' or $item['symbol'] == 'node-expanded-static')
				$self ($item['kids'], $tagcache, $baseurl, $target, $level + 1);
		}
		else
		{
			echo "<tr valign=top>";
			printIPv4NetInfoTDs ($item, 'tdleft sparenetwork', $level, $item['symbol']);
			echo "<td class=tdcenter>";
			if (getConfigVar ('IPV4_TREE_SHOW_USAGE') == 'yes')
			{
				renderProgressBar ($used/$total, 'sparenetwork');
				echo "<br><small>${used}/${total}</small>";
			}
			else
				echo "<small>${total}</small>";
			echo "</td><td>&nbsp;</td></tr>";
		}
	}
}

function renderIPv4Space ()
{
	global $pageno, $tabno;
	$cellfilter = getCellFilter();
	$netlist = filterCellList (listCells ('ipv4net'), $cellfilter['expression']);
	array_walk ($netlist, 'amplifyCell');

	$netcount = count ($netlist);
	// expand request can take either natural values or "ALL". Zero means no expanding.
	$eid = isset ($_REQUEST['eid']) ? $_REQUEST['eid'] : 0;
	$tree = prepareIPv4Tree ($netlist, $eid);

	echo "<table border=0 class=objectview>\n";
	echo "<tr><td class=pcleft>";
	startPortlet ("networks (${netcount})");
	echo '<h4>';
	if ($eid === 0)
		echo 'auto-collapsing at threshold ' . getConfigVar ('TREE_THRESHOLD') .
			" (<a href='".makeHref(array('page'=>$pageno, 'tab'=>$tabno, 'eid'=>'ALL')) .
			$cellfilter['urlextra'] . "'>expand all</a>)";
	elseif ($eid === 'ALL')
		echo "expanding all (<a href='".makeHref(array('page'=>$pageno, 'tab'=>$tabno)) .
			$cellfilter['urlextra'] . "'>auto-collapse</a>)";
	else
	{
		$netinfo = spotEntity ('ipv4net', $eid);
		echo "expanding ${netinfo['ip']}/${netinfo['mask']} (<a href='".makeHref(array('page'=>$pageno, 'tab'=>$tabno))."'>auto-collapse</a> / <a href='".makeHref(array('page'=>$pageno, 'tab'=>$tabno, 'eid'=>'ALL'))."'>expand&nbsp;all</a>)"; 
	}
	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 ('EXT_IPV4_VIEW') == 'yes')
		echo "<th>routed by</th>";
	echo "</tr>\n";
	$tagcache = array();
	$baseurl = makeHref(array('page'=>$pageno, 'tab'=>$tabno)) . $cellfilter['urlextra'];
	renderIPv4SpaceRecords ($tree, $tagcache, $baseurl, $eid);
	echo "</table>\n";
	finishPortlet();
	echo '</td><td class=pcright>';
	renderCellFilterPortlet ($cellfilter, 'ipv4net');
	echo "</td></tr></table>\n";
}

function renderIPv4SLB ()
{
	global $page, $nextorder;

	startPortlet ('SLB configuration');
	echo "<table border=0 width='100%'><tr>";
	foreach (array ('ipv4vslist', 'ipv4rsplist', 'rservers', 'lbs') as $pno)
		echo "<td><h3><a href='".makeHref(array('page'=>$pno))."'>" . $page[$pno]['title'] . "</a></h3></td>";
	echo '</tr></table>';
	finishPortlet();

	$summary = getSLBSummary();
	startPortlet ('SLB tactical overview');
	// A single id-keyed array isn't used here to preserve existing
	// order of LBs returned by getSLBSummary()
	$lblist = array();
	$lbdname = array();
	foreach ($summary as $vipdata)
		foreach (array_keys ($vipdata['lblist']) as $lb_object_id)
			if (!in_array ($lb_object_id, $lblist))
			{
				$oi = spotEntity ('object', $lb_object_id);
				$lbdname[$lb_object_id] = $oi['dname'];
				$lblist[] = $lb_object_id;
			}
	if (!count ($summary))
		echo 'none configured';
	else
	{
		$order = 'odd';
		echo "<table class='widetable' border=0 cellpadding=5 cellspacing=0 align='center'>\n";
		echo "<tr valign=top><td>&nbsp;</td>";
		foreach ($lblist as $lb_object_id)
		{
			#echo "<th><a href='".makeHref(array('page'=>'object', 'tab'=>'default', 'object_id'=>$lb_object_id))."'>" . $lbdname[$lb_object_id]  . "</a></th>";
			echo '<td>';
			renderLBCell ($lb_object_id);
			echo '</td>';
		}
		echo "</tr>\n";
		foreach ($summary as $vsid => $vsdata)
		{
			echo "<tr class=row_${order}><td class=tdleft>";
			renderCell (spotEntity ('ipv4vs', $vsid));
			echo "</td>";
			foreach ($lblist as $lb_object_id)
			{
				echo '<td class=tdleft>';
				if (!isset ($vsdata['lblist'][$lb_object_id]))
					echo '&nbsp;';
				else
				{
					echo $vsdata['lblist'][$lb_object_id]['size'];
//					echo " (<a href='".makeHref(array('page'=>'ipv4rspool', 'pool_id'=>$vsdata['lblist'][$lb_object_id]['id'])). "'>";
//					echo $vsdata['lblist'][$lb_object_id]['name'] . '</a>)';
				}
				echo '</td>';
			}
			echo "</tr>\n";
			$order = $nextorder[$order];
		}
		echo "</table>\n";
	}
	finishPortlet ();
}

function renderIPv4SpaceEditor ()
{
	// IPv4 validator
?>
	<script type="text/javascript">
	function init() {
		document.add_new_range.range.setAttribute('match', "^\\d\\d?\\d?\\.\\d\\d?\\d?\\.\\d\\d?\\d?\\.\\d\\d?\\d?\\/\\d\\d?$");

		Validate.init();
	}
	window.onload=init;
	</script>
<?php

	startPortlet ("Add new");
	echo '<table border=0 cellpadding=10 align=center>';
	// This form requires a name, so JavaScript validator can find it.
	// No printOpFormIntro() hence
	echo "<form method=post name='add_new_range' action='".makeHrefProcess()."'>\n";
	echo "<input type=hidden name=op value=addIPv4Prefix>\n";
	// tags column
	echo '<tr><td rowspan=4><h3>assign tags</h3>';
	renderNewEntityTags();
	echo '</td>';
	// inputs column
	echo "<th class=tdright>prefix</th><td class=tdleft><input type=text name='range' size=18 class='live-validate' tabindex=1></td>";
	echo "<tr><th class=tdright>name</th><td class=tdleft><input type=text name='name' size='20' tabindex=2></td></tr>";
	echo "<tr><th class=tdright>connected network</th><td class=tdleft><input type=checkbox name='is_bcast' tabindex=3></td></tr>";
	echo "<tr><td colspan=2>";
	printImageHREF ('CREATE', 'Add a new network', TRUE, 4);
	echo '</td></tr>';
	echo "</form></table><br><br>\n";
	finishPortlet();

	$addrspaceList = listCells ('ipv4net');
	array_walk ($addrspaceList, 'amplifyCell');
	if (count ($addrspaceList))
	{
		startPortlet ('Manage existing (' . count ($addrspaceList) . ')');
		echo "<table class='widetable' border=0 cellpadding=5 cellspacing=0 align='center'>\n";
		echo "<tr><th>&nbsp;</th><th>prefix</th><th>name</th><th>&nbsp;</th></tr>";
		foreach ($addrspaceList as $netinfo)
		{
			echo "<form method=post action='".makeHrefProcess(array('op'=>'updIPv4Prefix', 'id'=>$netinfo['id']))."'>";
			echo "<tr valign=top><td>";
			if (getConfigVar ('IPV4_JAYWALK') == 'yes')
			{
				echo "<a href='".makeHrefProcess(array('op'=>'delIPv4Prefix', 'id'=>$netinfo['id']))."'>";
				printImageHREF ('destroy', 'Delete this prefix');
				echo "</a>";
			}
			else // only render clickable image for empty networks
			{
				$netdata = spotEntity ('ipv4net', $netinfo['id']);
				loadIPv4AddrList ($netdata);
				if (count ($netdata['addrlist']))
					printImageHREF ('nodestroy', 'There are ' . count ($netdata['addrlist']) . ' allocations inside');
				else
				{
					echo "<a href='".makeHrefProcess(array('op'=>'delIPv4Prefix', 'id'=>$netinfo['id']))."'>";
					printImageHREF ('destroy', 'Delete this prefix');
					echo "</a>";
				}

			}
			echo "</td>\n<td class=tdleft>${netinfo['ip']}/${netinfo['mask']}</td>";
			echo "<td><input type=text name=name size=40 value='${netinfo['name']}'>";
			echo "</td><td>";
			printImageHREF ('save', 'Save changes', TRUE);
			echo "</td></tr></form>\n";
		}
		echo "</table>";
		finishPortlet();
	}
}

function renderIPv4Network ($id)
{
	global $pageno, $tabno, $aac2;
	$netmaskbylen = array
	(
		32 => '255.255.255.255',
		31 => '255.255.255.254',
		30 => '255.255.255.252',
		29 => '255.255.255.248',
		28 => '255.255.255.240',
		27 => '255.255.255.224',
		26 => '255.255.255.192',
		25 => '255.255.255.128',
		24 => '255.255.255.0',
		23 => '255.255.254.0',
		22 => '255.255.252.0',
		21 => '255.255.248.0',
		20 => '255.255.240.0',
		19 => '255.255.224.0',
		18 => '255.255.192.0',
		17 => '255.255.128.0',
		16 => '255.255.0.0',
		15 => '255.254.0.0',
		14 => '255.252.0.0',
		13 => '255.248.0.0',
		12 => '255.240.0.0',
		11 => '255.224.0.0',
		10 => '255.192.0.0',
		9 => '255.128.0.0',
		8 => '255.0.0.0',
		7 => '254.0.0.0',
		6 => '252.0.0.0',
		5 => '248.0.0.0',
		4 => '240.0.0.0',
		3 => '224.0.0.0',
		2 => '192.0.0.0',
		1 => '128.0.0.0'
	);
	$wildcardbylen = array
	(
		32 => '0.0.0.0',
		31 => '0.0.0.1',
		30 => '0.0.0.3',
		29 => '0.0.0.7',
		28 => '0.0.0.15',
		27 => '0.0.0.31',
		26 => '0.0.0.63',
		25 => '0.0.0.127',
		24 => '0.0.0.255',
		23 => '0.0.1.255',
		22 => '0.0.3.255',
		21 => '0.0.7.255',
		20 => '0.0.15.255',
		19 => '0.0.31.255',
		18 => '0.0.63.255',
		17 => '0.0.127.255',
		16 => '0.0.255.25',
		15 => '0.1.255.255',
		14 => '0.3.255.255',
		13 => '0.7.255.255',
		12 => '0.15.255.255',
		11 => '0.31.255.255',
		10 => '0.63.255.255',
		9 => '0.127.255.255',
		8 => '0.255.255.255',
		7 => '1.255.255.255',
		6 => '3.255.255.255',
		5 => '7.255.255.255',
		4 => '15.255.255.255',
		3 => '31.255.255.255',
		2 => '63.255.255.255',
		1 => '127.255.255.255'
	);
	$maxperpage = getConfigVar ('IPV4_ADDRS_PER_PAGE');
	if (isset($_REQUEST['pg']))
		$page = $_REQUEST['pg'];
	else
		$page=0;

	$range = spotEntity ('ipv4net', $id);
	loadIPv4AddrList ($range);
	echo "<table border=0 class=objectview cellspacing=0 cellpadding=0>";
	echo "<tr><td colspan=2 align=center><h1>${range['ip']}/${range['mask']}</h1><h2>${range['name']}</h2></td></tr>\n";

	echo "<tr><td class=pcleft width='50%'>";
	startPortlet ('summary');
	$total = ($range['ip_bin'] | $range['mask_bin_inv']) - ($range['ip_bin'] & $range['mask_bin']) + 1;
	$used = count ($range['addrlist']);
	echo "<table border=0 cellspacing=0 cellpadding=3 width='100%'>\n";

	echo "<tr><th width='50%' class=tdright>%% used:</th><td class=tdleft>";
	renderProgressBar ($used/$total);
	echo "&nbsp;${used}/${total}</td></tr>\n";

	if (getConfigVar ('EXT_IPV4_VIEW') == 'yes')
	{
		// Build a backtrace from all parent networks.
		$clen = $range['mask'];
		$backtrace = array();
		while (NULL !== ($upperid = getIPv4AddressNetworkId ($range['ip'], $clen)))
		{
			$upperinfo = spotEntity ('ipv4net', $upperid);
			$clen = $upperinfo['mask'];
			$backtrace[] = $upperinfo;
		}
		$arrows = count ($backtrace);
		foreach (array_reverse ($backtrace) as $ainfo)
		{
			echo "<tr><th width='50%' class=tdright>";
			for ($i = 0; $i < $arrows; $i++)
				echo '&uarr;';
			$arrows--;
			echo "</th><td class=tdleft>";
			renderCell ($ainfo);
			echo "</td></tr>";
		}
		echo "<tr><th width='50%' class=tdright>&rarr;</th>";
		echo "<td class=tdleft>";
		renderCell ($range);
		echo "</td></tr>";
		// FIXME: get and display nested networks
		// $theitem = pickLeaf ($ipv4tree, $id);
	}

	echo "<tr><th width='50%' class=tdright>Netmask:</th><td class=tdleft>";
	echo $netmaskbylen[$range['mask']];
	echo "</td></tr>\n";

	echo "<tr><th width='50%' class=tdright>Netmask:</th><td class=tdleft>";
	printf ('0x%08X', binMaskFromDec ($range['mask']));
	echo "</td></tr>\n";

	echo "<tr><th width='50%' class=tdright>Wildcard bits:</th><td class=tdleft>";
	echo $wildcardbylen[$range['mask']];
	echo "</td></tr>\n";

	$routers = findRouters ($range['addrlist']);
	if (getConfigVar ('EXT_IPV4_VIEW') == 'yes' and count ($routers))
	{
		echo "<tr><th width='50%' class=tdright>Routed by:</th>";
		printRoutersTD ($routers);
		echo "</tr>\n";
	}

	printTagTRs ($range, makeHref(array('page'=>'ipv4space', 'tab'=>'default'))."&");
	echo "</table><br>\n";
	finishPortlet();

	renderFilesPortlet ('ipv4net', $id);
	echo "</td>\n";

	echo "<td class=pcright>";
	startPortlet ('details');
	$startip = $range['ip_bin'] & $range['mask_bin'];
	$endip = $range['ip_bin'] | $range['mask_bin_inv'];
	$realstartip = $startip;
	$realendip = $endip;
	$numpages = 0;
	if($endip - $startip > $maxperpage)
	{
		$numpages = ($endip - $startip)/$maxperpage;
		$startip = $startip + $page * $maxperpage;
		$endip = $startip + $maxperpage-1;
	}
	echo "<center>";
	if ($numpages)
		echo '<h3>' . long2ip ($startip) . ' ~ ' . long2ip ($endip) . '</h3>';
	for ($i=0; $i<$numpages; $i++)
	{
		if ($i == $page)
			echo "<b>$i</b> ";
		else
			echo "<a href='".makeHref(array('page'=>$pageno, 'tab'=>$tabno, 'id'=>$id, 'pg'=>$i))."'>$i</a> ";
	}
	echo "</center>";

	echo "<table class='widetable' border=0 cellspacing=0 cellpadding=5 align='center' width='100%'>\n";
	echo "<tr><th>Address</th><th>Name</th><th>Allocation</th></tr>\n";


	for ($ip = $startip; $ip <= $endip; $ip++) :
		if (isset ($_REQUEST['hl_ipv4_addr']) and ip2long ($_REQUEST['hl_ipv4_addr']) == $ip)
			$secondstyle = 'tdleft port_highlight';
		else
			$secondstyle = 'tdleft';
		if (!isset ($range['addrlist'][$ip]))
		{
			echo "<tr><td class=tdleft><a href='".makeHref(array('page'=>'ipaddress', 'ip'=>ip_long2quad($ip)))."'>" . ip_long2quad($ip);
			echo "</a></td><td class='${secondstyle}'>&nbsp;</td><td class='${secondstyle}'>&nbsp;</td></tr>\n";
			continue;
		}
		$addr = $range['addrlist'][$ip];
		echo "<tr class='${addr['class']}'>";

		echo "<td class=tdleft><a href='".makeHref(array('page'=>'ipaddress', 'ip'=>$addr['ip']))."'>${addr['ip']}</a></td>";
		echo "<td class='${secondstyle}'>${addr['name']}</td><td class='${secondstyle}'>";
		$delim = '';
		$prologue = '';
		if ( $addr['reserved'] == 'yes')
		{
			echo "<strong>RESERVED</strong> ";
			$delim = '; ';
		}
		foreach ($range['addrlist'][$ip]['allocs'] as $ref)
		{
			echo $delim . $aac2[$ref['type']];
			echo "<a href='".makeHref(array('page'=>'object', 'object_id'=>$ref['object_id'], 'hl_ipv4_addr'=>$addr['ip']))."'>";
			echo $ref['name'] . (!strlen ($ref['name']) ? '' : '@');
			echo "${ref['object_name']}</a>";
			$delim = '; ';
		}
		if ($delim != '')
		{
			$delim = '';
			$prologue = '<br>';
		}
		foreach ($range['addrlist'][$ip]['lblist'] as $ref)
		{
			echo $prologue;
			$prologue = '';
			echo "${delim}<a href='".makeHref(array('page'=>'object', 'object_id'=>$ref['object_id']))."'>";
			echo "${ref['object_name']}</a>:<a href='".makeHref(array('page'=>'ipv4vs', 'vs_id'=>$ref['vs_id']))."'>";
			echo "${ref['vport']}/${ref['proto']}</a>&rarr;";
			$delim = '; ';
		}
		if ($delim != '')
		{
			$delim = '';
			$prologue = '<br>';
		}
		foreach ($range['addrlist'][$ip]['rslist'] as $ref)
		{
			echo $prologue;
			$prologue = '';
			echo "${delim}&rarr;${ref['rsport']}@<a href='".makeHref(array('page'=>'ipv4rspool', 'pool_id'=>$ref['rspool_id']))."'>";
			echo "${ref['rspool_name']}</a>";
			$delim = '; ';
		}
		echo "</td></tr>\n";
	endfor;
	// end of iteration

	echo "</table>";
	finishPortlet();
	echo "</td></tr></table>\n";
}

function renderIPv4NetworkProperties ($id)
{
	$netdata = spotEntity ('ipv4net', $id);
	echo "<center><h1>${netdata['ip']}/${netdata['mask']}</h1></center>\n";
	echo "<table border=0 cellpadding=10 cellpadding=1 align='center'>\n";
	printOpFormIntro ('editRange');
	echo "<tr><td class='tdright'>Name:</td><td class='tdleft'><input type=text name=name size=20 value='${netdata['name']}'></tr>";
	echo "<tr><td colspan=2 class=tdcenter>";
	printImageHREF ('SAVE', 'Save changes', TRUE);
	echo "</td></form></tr></table>\n";
}

function renderIPv4Address ($dottedquad)
{
	global $aat;
	$address = getIPv4Address ($dottedquad);
	echo "<table border=0 class=objectview cellspacing=0 cellpadding=0>";
	echo "<tr><td colspan=2 align=center><h1>${dottedquad}</h1></td></tr>\n";
	if (strlen ($address['name']))
		echo "<tr><td colspan=2 align=center><h2>${address['name']}</h2></td></tr>\n";

	echo "<tr><td class=pcleft>";
	startPortlet ('summary');
	echo "<table border=0 cellspacing=0 cellpadding=3 width='100%'>\n";
	echo "<tr><th width='50%' class=tdright>Allocations:</th><td class=tdleft>" . count ($address['allocs']) . "</td></tr>\n";
	echo "<tr><th width='50%' class=tdright>Originated NAT connections:</th><td class=tdleft>" . count ($address['outpf']) . "</td></tr>\n";
	echo "<tr><th width='50%' class=tdright>Arriving NAT connections:</th><td class=tdleft>" . count ($address['inpf']) . "</td></tr>\n";
	echo "<tr><th width='50%' class=tdright>SLB virtual services:</th><td class=tdleft>" . count ($address['lblist']) . "</td></tr>\n";
	echo "<tr><th width='50%' class=tdright>SLB real servers:</th><td class=tdleft>" . count ($address['rslist']) . "</td></tr>\n";
	echo "</table><br>\n";
	finishPortlet();
	echo "</td>\n";

	echo "<td class=pcright>";

	if (isset ($address['class']))
	{
		startPortlet ('allocations');
		echo "<table class='widetable' cellpadding=5 cellspacing=0 border=0 align='center' width='100%'>\n";
		echo "<tr><th>object</th><th>OS interface</th><th>allocation type</th></tr>\n";
		$class = $address['class'];
		// render all allocation records for this address the same way
		if ($address['reserved'] == 'yes')
			echo "<tr class='${class}'><td colspan=2>&nbsp;</td><td class=tdleft><strong>RESERVED</strong></td></tr>";
		foreach ($address['allocs'] as $bond)
		{
			if (isset ($_REQUEST['hl_object_id']) and $_REQUEST['hl_object_id'] == $bond['object_id'])
				$secondclass = 'tdleft port_highlight';
			else
				$secondclass = 'tdleft';
			echo "<tr class='$class'><td class=tdleft><a href='".makeHref(array('page'=>'object', 'object_id'=>$bond['object_id'], 'hl_ipv4_addr'=>$dottedquad))."'>${bond['object_name']}</td><td class='${secondclass}'>${bond['name']}</td><td class='${secondclass}'><strong>";
			echo $aat[$bond['type']];
			echo "</strong></td></tr>\n";
		}
		echo "</table><br><br>";
		finishPortlet();
	}

	// FIXME: The returned list is structured differently, than we expect it to be. One of the sides
	// must be fixed.
	if (count ($address['lblist']))
	{
		startPortlet ('Virtual services (' . count ($address['lblist']) . ')');
		echo "<table class='widetable' cellpadding=5 cellspacing=0 border=0 align='center' width='100%'>\n";
		echo "<tr><th>VS</th><th>name</th></tr>\n";
		foreach ($address['lblist'] as $vsinfo)
		{
			echo "<tr><td class=tdleft><a href='".makeHref(array('page'=>'ipv4vs', 'vs_id'=>$vsinfo['vs_id']))."'>";
			echo buildVServiceName ($vsinfo) . "</a></td><td class=tdleft>";
			echo $vsinfo['name'] . "</td></tr>\n";
		}
		echo "</table><br><br>";
		finishPortlet();
	}

	if (count ($address['rslist']))
	{
		startPortlet ('Real servers (' . count ($address['rslist']) . ')');
		echo "<table class='widetable' cellpadding=5 cellspacing=0 border=0 align='center' width='100%'>\n";
		echo "<tr><th>&nbsp;</th><th>port</th><th>RS pool</th></tr>\n";
		foreach ($address['rslist'] as $rsinfo)
		{
			echo "<tr><td>";
			if ($rsinfo['inservice'] == 'yes')
				printImageHREF ('inservice', 'in service');
			else
				printImageHREF ('notinservice', 'NOT in service');
			echo "</td><td class=tdleft>${rsinfo['rsport']}</td><td class=tdleft><a href='".makeHref(array('page'=>'ipv4rspool', 'pool_id'=>$rsinfo['rspool_id']))."'>";
			echo $rsinfo['rspool_name'] . "</a></td></tr>\n";
		}
		echo "</table><br><br>";
		finishPortlet();
	}

	if (count ($address['outpf']))
	{
		startPortlet ('departing NAT rules');
		echo "<table class='widetable' cellpadding=5 cellspacing=0 border=0 align='center' width='100%'>\n";
		echo "<tr><th>proto</th><th>from</th><th>to</th><th>comment</th></tr>\n";
		foreach ($address['outpf'] as $rule)
			echo "<tr><td>${rule['proto']}</td><td>${rule['localip']}:${rule['localport']}</td><td>${rule['remoteip']}:${rule['remoteport']}</td><td>${rule['description']}</td></tr>";
		echo "</table>";
		finishPortlet();
	}

	if (count ($address['inpf']))
	{
		startPortlet ('arriving NAT rules');
		echo "<table class='widetable' cellpadding=5 cellspacing=0 border=0 align='center' width='100%'>\n";
		echo "<tr><th>proto</th><th>from</th><th>to</th><th>comment</th></tr>\n";
		foreach ($address['inpf'] as $rule)
			echo "<tr><td>${rule['proto']}</td><td>${rule['localip']}:${rule['localport']}</td><td>${rule['remoteip']}:${rule['remoteport']}</td><td>${rule['description']}</td></tr>";
		echo "</table>";
		finishPortlet();
	}

	echo "</td></tr>";
	echo "</table>\n";
}

function renderIPv4AddressProperties ($dottedquad)
{
	$address = getIPv4Address ($dottedquad);
	echo "<center><h1>$dottedquad</h1></center>\n";

	startPortlet ('update');
	echo "<table border=0 cellpadding=10 cellpadding=1 align='center'>\n";
	printOpFormIntro ('editAddress');
	echo "<tr><td class='tdright'>Name:</td><td class='tdleft'><input type=text name=name size=20 value='${address['name']}'></tr>";
	echo "<td class='tdright'>Reserved:</td><td class='tdleft'><input type=checkbox name=reserved size=20 ";
	echo ($address['reserved']=='yes') ? 'checked' : '';
	echo "></tr><tr><td class=tdleft>";
	printImageHREF ('SAVE', 'Save changes', TRUE);
	echo "</td></form><td class=tdright>";
	if (!strlen ($address['name']) and $address['reserved'] == 'no')
		printImageHREF ('CLEAR gray');
	else
	{
		printOpFormIntro ('editAddress', array ('name' => '', 'reserved' => ''));
		printImageHREF ('CLEAR', 'Release', TRUE);
		echo "</form>";
	}
	echo "</td></tr></table>\n";
	finishPortlet();
}

function renderIPv4AddressAllocations ($dottedquad)
{
	function printNewItemTR ()
	{
		global $aat;
		printOpFormIntro ('addIPv4Allocation');
		echo "<tr><td>";
		printImageHREF ('add', 'allocate', TRUE);
		echo "</td><td>";
		printSelect (getNarrowObjectList ('IPV4OBJ_LISTSRC'), 'object_id', NULL, 100);
		echo "</td><td><input type=text tabindex=101 name=bond_name size=10></td><td>";
		printSelect ($aat, 'bond_type', NULL, 102);
		echo "</td><td>";
		printImageHREF ('add', 'allocate', TRUE, 103);
		echo "</td></form></tr>";
	}
	global $aat;

	$address = getIPv4Address ($dottedquad);

	echo "<center><h1>${dottedquad}</h1></center>\n";
	echo "<table class='widetable' cellpadding=5 cellspacing=0 border=0 align='center'>\n";
	echo "<tr><th>&nbsp;</th><th>object</th><th>OS interface</th><th>allocation type</th><th>&nbsp;</th></tr>\n";

	if (getConfigVar ('ADDNEW_AT_TOP') == 'yes')
		printNewItemTR();
	if (isset ($address['class']))
	{
		$class = $address['class'];
		if ($address['reserved'] == 'yes')
			echo "<tr class='${class}'><td colspan=3>&nbsp;</td><td class=tdleft><strong>RESERVED</strong></td><td>&nbsp;</td></tr>";
		foreach ($address['allocs'] as $bond)
		{
			echo "<tr class='$class'>";
			printOpFormIntro ('updIPv4Allocation', array ('object_id' => $bond['object_id']));
			echo "<td><a href='".makeHrefProcess(array('op'=>'delIPv4Allocation', 'ip'=>$dottedquad, 'object_id'=>$bond['object_id']))."'>";
			printImageHREF ('delete', 'Unallocate address');
			echo "</a></td>";
			echo "<td><a href='".makeHref(array('page'=>'object', 'object_id'=>$bond['object_id'], 'hl_ipv4_addr'=>$dottedquad))."'>${bond['object_name']}</td>";
			echo "<td><input type='text' name='bond_name' value='${bond['name']}' size=10></td><td>";
			printSelect ($aat, 'bond_type', $bond['type']);
			echo "</td><td>";
			printImageHREF ('save', 'Save changes', TRUE);
			echo "</td></form></tr>\n";
		}
	}
	if (getConfigVar ('ADDNEW_AT_TOP') != 'yes')
		printNewItemTR();
	echo "</table><br><br>";
}

function renderNATv4ForObject ($object_id)
{
	function printNewItemTR ($alloclist)
	{
		printOpFormIntro ('addNATv4Rule');
		echo "<tr align='center'><td>";
		printImageHREF ('add', 'Add new NAT rule', TRUE);
		echo '</td><td>';
		printSelect (array ('TCP' => 'TCP', 'UDP' => 'UDP'), 'proto');
		echo "<select name='localip' tabindex=1>";

		foreach ($alloclist as $dottedquad => $alloc)
		{
			$name = (!isset ($alloc['addrinfo']['name']) or !strlen ($alloc['addrinfo']['name'])) ? '' : (' (' . niftyString ($alloc['addrinfo']['name']) . ')');
			$osif = (!isset ($alloc['osif']) or !strlen ($alloc['osif'])) ? '' : ($alloc['osif'] . ': ');
			echo "<option value='${dottedquad}'>${osif}${dottedquad}${name}</option>";
		}

		echo "</select>:<input type='text' name='localport' size='4' tabindex=2></td>";
		echo "<td><input type='text' name='remoteip' id='remoteip' size='10' tabindex=3>";
		echo "<a href='javascript:;' onclick='window.open(\"" . makeHrefForHelper ('inet4list');
		echo "\", \"findobjectip\", \"height=700, width=400, location=no, menubar=no, resizable=yes, scrollbars=no, status=no, titlebar=no, toolbar=no\");'>";
		printImageHREF ('find', 'Find object');
		echo "</a>";
		echo ":<input type='text' name='remoteport' size='4' tabindex=4></td><td></td>";
		echo "<td colspan=1><input type='text' name='description' size='20' tabindex=5></td><td>";
		printImageHREF ('add', 'Add new NAT rule', TRUE, 6);
		echo "</td></tr></form>";
	}
	
	$focus = spotEntity ('object', $object_id);
	amplifyCell ($focus);
	echo "<center><h2>locally performed NAT</h2></center>";

	echo "<table class='widetable' cellpadding=5 cellspacing=0 border=0 align='center'>\n";
	echo "<tr><th></th><th>Match endpoint</th><th>Translate to</th><th>Target object</th><th>Comment</th><th>&nbsp;</th></tr>\n";

	if (getConfigVar ('ADDNEW_AT_TOP') == 'yes')
		printNewItemTR ($focus['ipv4']);
	foreach ($focus['nat4']['out'] as $pf)
	{
		$class = 'trerror';
		$osif = '';
		if (isset ($focus['ipv4'][$pf['localip']]))
		{
			$class = $focus['ipv4'][$pf['localip']]['addrinfo']['class'];
			$osif = $focus['ipv4'][$pf['localip']]['osif'] . ': ';
		}

		echo "<tr class='$class'>";
		echo "<td><a href='".
			makeHrefProcess(array(
				'op'=>'delNATv4Rule', 
				'localip'=>$pf['localip'],
				'localport'=>$pf['localport'],
				'remoteip'=>$pf['remoteip'],
				'remoteport'=>$pf['remoteport'],
				'proto'=>$pf['proto'], 
				'object_id'=>$object_id)).
		"'>";
		printImageHREF ('delete', 'Delete NAT rule');
		echo "</a></td>";
		echo "<td>${pf['proto']}/${osif}<a href='".makeHref(array('page'=>'ipaddress', 'tab'=>'default', 'ip'=>$pf['localip']))."'>${pf['localip']}</a>:${pf['localport']}";
		if (strlen ($pf['local_addr_name']))
			echo ' (' . $pf['local_addr_name'] . ')';
		echo "</td>";
		echo "<td><a href='".makeHref(array('page'=>'ipaddress', 'tab'=>'default', 'ip'=>$pf['remoteip']))."'>${pf['remoteip']}</a>:${pf['remoteport']}</td>";

		$address = getIPv4Address ($pf['remoteip']);

		echo "<td class='description'>";
		if (count ($address['allocs']))
			foreach ($address['allocs'] as $bond)
				echo "<a href='".makeHref(array('page'=>'object', 'tab'=>'default', 'object_id'=>$bond['object_id']))."'>${bond['object_name']}(${bond['name']})</a> ";
		elseif (strlen ($pf['remote_addr_name']))
			echo '(' . $pf['remote_addr_name'] . ')';
		printOpFormIntro
		(
			'updNATv4Rule',
			array
			(
				'localip' => $pf['localip'],
				'localport' => $pf['localport'],
				'remoteip' => $pf['remoteip'],
				'remoteport' => $pf['remoteport'],
				'proto' => $pf['proto']
			)
		);
		echo "</td><td class='description'>";
		echo "<input type='text' name='description' value='${pf['description']}'></td><td>";
		printImageHREF ('save', 'Save changes', TRUE);
		echo "</td></form></tr>";
	}
	if (getConfigVar ('ADDNEW_AT_TOP') != 'yes')
		printNewItemTR ($focus['ipv4']);

	echo "</table><br><br>";
	if (!count ($focus['nat4']))
		return;

	echo "<center><h2>arriving NAT connections</h2></center>";
	echo "<table class='widetable' cellpadding=5 cellspacing=0 border=0 align='center'>\n";
	echo "<tr><th></th><th>Source</th><th>Source objects</th><th>Target</th><th>Description</th></tr>\n";

	foreach ($focus['nat4']['in'] as $pf)
	{
		echo "<tr><td><a href='".
			makeHrefProcess(array(
				'op'=>'delNATv4Rule',
				'localip'=>$pf['localip'],
				'localport'=>$pf['localport'],
				'remoteip'=>$pf['remoteip'],
				'remoteport'=>$pf['remoteport'],
				'proto'=>$pf['proto'],
				'object_id'=>$pf['object_id']
				)).
		"'>";
		printImageHREF ('delete', 'Delete NAT rule');
		echo "</a></td>";
		echo "<td>${pf['proto']}/<a href='".makeHref(array('page'=>'ipaddress', 'tab'=>'default', 'ip'=>$pf['localip']))."'>${pf['localip']}</a>:${pf['localport']}</td>";
		echo "<td class='description'><a href='".makeHref(array('page'=>'object', 'tab'=>'default', 'object_id'=>$pf['object_id']))."'>${pf['object_name']}</a>";
		echo "</td><td><a href='".makeHref(array('page'=>'ipaddress', 'tab'=>'default', 'ip'=>$pf['remoteip']))."'>${pf['remoteip']}</a>:${pf['remoteport']}</td>";
		echo "<td class='description'>${pf['description']}</td></tr>";
	}

	echo "</table><br><br>";
}

function renderAddMultipleObjectsForm ()
{
	$typelist = getObjectTypeList();
	$typelist[0] = 'select type...';
	$max = getConfigVar ('MASSCOUNT');
	$tabindex = 100;

	startPortlet ('Distinct types, same tags');
	printOpFormIntro ('addObjects');
	echo '<table border=0 align=center>';
	echo "<tr><th>Object type</th><th>Common name</th><th>Visible label</th>";
	echo "<th>Asset tag</th><th>Barcode</th><th>Tags</th></tr>\n";
	for ($i = 0; $i < $max; $i++)
	{
		echo '<tr><td>';
		// Don't employ DEFAULT_OBJECT_TYPE to avoid creating ghost records for pre-selected empty rows.
		printSelect ($typelist, "${i}_object_type_id", 0, $tabindex);
		echo '</td>';
		echo "<td><input type=text size=30 name=${i}_object_name tabindex=${tabindex}></td>";
		echo "<td><input type=text size=30 name=${i}_object_label tabindex=${tabindex}></td>";
		echo "<td><input type=text size=20 name=${i}_object_asset_no tabindex=${tabindex}></td>";
		echo "<td><input type=text size=10 name=${i}_object_barcode tabindex=${tabindex}></td>";
		if ($i == 0)
		{
			echo "<td valign=top rowspan=${max}>";
			renderNewEntityTags();
			echo "</td>\n";
		}
		echo "</tr>\n";
		$tabindex++;
	}
	echo "<tr><td class=submit colspan=5><input type=submit name=got_fast_data value='Go!'></td></tr>\n";
	echo "</form></table>\n";
	finishPortlet();

	startPortlet ('Same type, same tags');
	printOpFormIntro ('addLotOfObjects');
	echo "<table border=0 align=center><tr><th>names</th><th>type</th></tr>";
	echo "<tr><td rowspan=3><textarea name=namelist cols=40 rows=25>\n";
	echo "</textarea></td><td valign=top>";
	printSelect ($typelist, "global_type_id", getConfigVar ('DEFAULT_OBJECT_TYPE'));
	echo "</td></tr>";
	echo "<tr><th>Tags</th></tr>";
	echo "<tr><td valign=top>";
	renderNewEntityTags();
	echo "</td></tr>";
	echo "<tr><td colspan=2><input type=submit name=got_very_fast_data value='Go!'></td></tr></table>\n";
	echo "</form>\n";
	finishPortlet();
}

function printGreeting ()
{
	global $root, $remote_username, $remote_displayname;
	echo "Hello, <a href='${root}?page=myaccount&tab=default'>${remote_displayname}</a>. This is RackTables " .
		CODE_VERSION .
		". Click <a href='${root}?logout'>here</a> to logout.";
}

function renderSearchResults ()
{
	global $root;
	$terms = trim ($_REQUEST['q']);
	if (!strlen ($terms))
	{
		showError ('Search string cannot be empty.', __FUNCTION__);
		return;
	}
	if (!permitted ('depot', 'default'))
	{
		showError ('You are not authorized for viewing information about objects.', __FUNCTION__);
		return;
	}
	$nhits = 0;
	// If we search for L2 address, we can either find one or find none.
	if
	(
		preg_match (RE_L2_IFCFG, $terms) or
		preg_match (RE_L2_SOLID, $terms) or
		preg_match (RE_L2_CISCO, $terms) or
		preg_match (RE_L2_IPCFG, $terms) or
		// Foundry STP bridge ID: bridge priotity + port MAC address. Cut off first 4 chars and look for MAC address.
		preg_match (RE_L2_FDRYSTP, $terms)
	)
	// Search for L2 address.
	{
		$terms = str_replace ('.', '', $terms);
		$terms = str_replace (':', '', $terms);
		$terms = str_replace ('-', '', $terms);
		$terms = substr ($terms, -12);
		$result = searchByl2address ($terms);
		if ($result !== NULL)
		{
			$nhits++;
			$lasthit = 'port';
			$summary['port'][] = $result;
		}
	}
	elseif (preg_match (RE_IP4_ADDR, $terms))
	// Search for IPv4 address.
	{
		if (NULL !== getIPv4AddressNetworkId ($terms))
		{
			$nhits++;
			$lasthit = 'ipv4addressbydq';
			$summary['ipv4addressbydq'][] = $terms;
		}
	}
	elseif (preg_match (RE_IP4_NET, $terms))
	// Search for IPv4 network
	{
		list ($base, $len) = explode ('/', $terms);
		if (NULL !== ($tmp = getIPv4AddressNetworkId ($base, $len + 1)))
		{
			$nhits++;
			$lasthit = 'ipv4network';
			$summary['ipv4network'][] = spotEntity ('ipv4net', $tmp);
		}
	}
	else
	// Search for objects, addresses, networks, virtual services and RS pools by their description.
	{
		$tmp = getObjectSearchResults ($terms);
		if (count ($tmp))
		{
			$nhits += count ($tmp);
			$lasthit = 'object';
			$summary['object'] = $tmp;
		}
		$tmp = getIPv4AddressSearchResult ($terms);
		if (count ($tmp))
		{
			$nhits += count ($tmp);
			$lasthit = 'ipv4addressbydescr';
			$summary['ipv4addressbydescr'] = $tmp;
		}
		$tmp = getIPv4PrefixSearchResult ($terms);
		if (count ($tmp))
		{
			$nhits += count ($tmp);
			$lasthit = 'ipv4network';
			$summary['ipv4network'] = $tmp;
		}
		$tmp = getIPv4RSPoolSearchResult ($terms);
		if (count ($tmp))
		{
			$nhits += count ($tmp);
			$lasthit = 'ipv4rspool';
			$summary['ipv4rspool'] = $tmp;
		}
		$tmp = getIPv4VServiceSearchResult ($terms);
		if (count ($tmp))
		{
			$nhits += count ($tmp);
			$lasthit = 'ipv4vs';
			$summary['ipv4vs'] = $tmp;
		}
		$tmp = getAccountSearchResult ($terms);
		if (count ($tmp))
		{
			$nhits += count ($tmp);
			$lasthit = 'user';
			$summary['user'] = $tmp;
		}
		$tmp = getFileSearchResult ($terms);
		if (count ($tmp))
		{
			$nhits += count ($tmp);
			$lasthit = 'file';
			$summary['file'] = $tmp;
		}
		$tmp = getRackSearchResult ($terms);
		if (count ($tmp))
		{
			$nhits += count ($tmp);
			$lasthit = 'rack';
			$summary['rack'] = $tmp;
		}
	}
	if ($nhits == 0)
		echo "<center><h2>Nothing found for '${terms}'</h2></center>";
	elseif ($nhits == 1)
	{
		$record = current ($summary[$lasthit]);
		switch ($lasthit)
		{
			case 'port':
				echo "<script language='Javascript'>document.location='${root}?page=object";
				echo "&hl_port_id=" . $record['port_id'];
				echo "&object_id=" . $record['object_id'] . "';//</script>";
				break;
			case 'ipv4addressbydq':
				$parentnet = getIPv4AddressNetworkId ($record);
				if ($parentnet !== NULL)
					echo "<script language='Javascript'>document.location='${root}?page=ipv4net&tab=default&id=${parentnet}&hl_ipv4_addr=${record}';//</script>";
				else
					echo "<script language='Javascript'>document.location='${root}?page=ipaddress&ip=${record}';//</script>";
				break;
			case 'ipv4addressbydescr':
				$parentnet = getIPv4AddressNetworkId ($record['ip']);
				if ($parentnet !== NULL)
					echo "<script language='Javascript'>document.location='${root}?page=ipv4net&tab=default&id=${parentnet}&hl_ipv4_addr=${record['ip']}';//</script>";
				else
					echo "<script language='Javascript'>document.location='${root}?page=ipaddress&ip=${record['ip']}';//</script>";
				break;
			case 'ipv4network':
				echo "<script language='Javascript'>document.location='${root}?page=ipv4net";
				echo "&id=${record['id']}";
				echo "';//</script>";
				break;
			case 'object':
				echo "<script language='Javascript'>document.location='${root}?page=object&object_id=${record['id']}';//</script>";
				break;
			case 'ipv4rspool':
				echo "<script language='Javascript'>document.location='${root}?page=ipv4rspool&pool_id=${record['pool_id']}';//</script>";
				break;
			case 'ipv4vs':
				echo "<script language='Javascript'>document.location='${root}?page=ipv4vs&vs_id=${record['id']}';//</script>";
				break;
			case 'user':
				echo "<script language='Javascript'>document.location='${root}?page=user&user_id=${record['user_id']}';//</script>";
				break;
			case 'file':
				echo "<script language='Javascript'>document.location='${root}?page=file&file_id=${record['id']}';//</script>";
				break;
			case 'rack':
				echo "<script language='Javascript'>document.location='${root}?page=rack&rack_id=${record['id']}';//</script>";
				break;
		}
		return;
	}
	else
	{
		global $nextorder;
		$order = 'odd';
		echo "<center><h2>${nhits} result(s) found for '${terms}'</h2></center>";
		foreach ($summary as $where => $what)
			switch ($where)
			{
				case 'object':
					startPortlet ("<a href='${root}?page=depot'>Objects</a>");
					echo '<table border=0 cellpadding=5 cellspacing=0 align=center class=cooltable>';
					echo '<tr><th>Common name</th><th>Visible label</th><th>Asset tag</th><th>Barcode</th></tr>';
					foreach ($what as $obj)
					{
						$tags = loadEntityTags ('object', $obj['id']);
						echo "<tr class=row_${order} valign=top><td class=tdleft><a href=\"${root}?page=object&object_id=${obj['id']}\">${obj['dname']}</a>";
						if (count ($tags))
							echo '<br><small>' . serializeTags ($tags) . '</small>';
						echo "</td><td>${obj['label']}</td>";
						echo "<td>${obj['asset_no']}</td>";
						echo "<td>${obj['barcode']}</td></tr>";
						$order = $nextorder[$order];
					}
					echo '</table>';
					finishPortlet();
					break;
				case 'ipv4network':
					startPortlet ("<a href='${root}?page=ipv4space'>IPv4 networks</a>");
					echo '<table border=0 cellpadding=5 cellspacing=0 align=center class=cooltable>';
					foreach ($what as $cell)
					{
						echo "<tr class=row_${order} valign=top><td>";
						renderCell ($cell);
						echo "</td></tr>\n";
						$order = $nextorder[$order];
					}
					echo '</table>';
					finishPortlet();
					break;
				case 'ipv4addressbydescr':
					startPortlet ('IPv4 addresses');
					echo '<table border=0 cellpadding=5 cellspacing=0 align=center class=cooltable>';
					// FIXME: address, parent network, routers (if extended view is enabled)
					echo '<tr><th>Address</th><th>Description</th></tr>';
					foreach ($what as $addr)
					{
						echo "<tr class=row_${order}><td class=tdleft>";
						$parentnet = getIPv4AddressNetworkId ($addr['ip']);
						if ($parentnet !== NULL)
							echo "<a href='${root}?page=ipv4net&tab=default&id=${parentnet}&hl_ipv4_addr=${addr['ip']}'>${addr['ip']}</a></td>";
						else
							echo "<a href='${root}?page=ipaddress&ip=${addr['ip']}'>${addr['ip']}</a></td>";
						echo "<td class=tdleft>${addr['name']}</td></tr>";
						$order = $nextorder[$order];
					}
					echo '</table>';
					finishPortlet();
					break;
				case 'ipv4rspool':
					startPortlet ("<a href='${root}?page=ipv4rsplist'>RS pools</a>");
					echo '<table border=0 cellpadding=5 cellspacing=0 align=center class=cooltable>';
					foreach ($what as $cell)
					{
						echo "<tr class=row_${order}><td class=tdleft>";
						renderCell ($cell);
						echo "</td></tr>";
						$order = $nextorder[$order];
					}
					echo '</table>';
					finishPortlet();
					break;
				case 'ipv4vs':
					startPortlet ("<a href='${root}?page=ipv4vslist'>Virtual services</a>");
					echo '<table border=0 cellpadding=5 cellspacing=0 align=center class=cooltable>';
					foreach ($what as $cell)
					{
						echo "<tr class=row_${order}><td class=tdleft>";
						renderCell ($cell);
						echo "</td></tr>";
						$order = $nextorder[$order];
					}
					echo '</table>';
					finishPortlet();
					break;
				case 'user':
					startPortlet ("<a href='${root}?page=userlist'>Users</a>");
					echo '<table border=0 cellpadding=5 cellspacing=0 align=center class=cooltable>';
					foreach ($what as $item)
					{
						echo "<tr class=row_${order}><td class=tdleft>";
						renderCell ($item);
						echo "</td></tr>";
						$order = $nextorder[$order];
					}
					echo '</table>';
					finishPortlet();
					break;
				case 'file':
					startPortlet ("<a href='${root}?page=files'>Files</a>");
					echo '<table border=0 cellpadding=5 cellspacing=0 align=center class=cooltable>';
					foreach ($what as $cell)
					{
						echo "<tr class=row_${order}><td class=tdleft>";
						renderCell ($cell);
						echo "</td></tr>";
						$order = $nextorder[$order];
					}
					echo '</table>';
					finishPortlet();
					break;
				case 'rack':
					startPortlet ("<a href='${root}?page=rackspace'>Racks</a>");
					echo '<table border=0 cellpadding=5 cellspacing=0 align=center class=cooltable>';
					foreach ($what as $cell)
					{
						echo "<tr class=row_${order}><td class=tdleft>";
						renderCell ($cell);
						echo "</td></tr>";
						$order = $nextorder[$order];
					}
					echo '</table>';
					finishPortlet();
					break;
			}
	}
}

// This function prints a table of checkboxes to aid the user in toggling mount atoms
// from one state to another. The first argument is rack data as
// produced by amplifyCell(), the second is the value used for the 'unckecked' state
// and the third is the value used for 'checked' state.
// Usage contexts:
// for mounting an object:             printAtomGrid ($data, 'F', 'T')
// for changing rack design:           printAtomGrid ($data, 'A', 'F')
// for adding rack problem:            printAtomGrid ($data, 'F', 'U')
// for adding object problem:          printAtomGrid ($data, 'T', 'W')

function renderAtomGrid ($data)
{
	$rack_id = $data['id'];
	for ($unit_no = $data['height']; $unit_no > 0; $unit_no--)
	{
		echo "<tr><th><a href='javascript:;' onclick=\"toggleRowOfAtoms('${rack_id}','${unit_no}')\">${unit_no}</a></th>";
		for ($locidx = 0; $locidx < 3; $locidx++)
		{