graph.php

<?php
/*
 +-------------------------------------------------------------------------+
 | Copyright (C) 2004-2023 The Cacti Group                                 |
 |                                                                         |
 | This program is free software; you can redistribute it and/or           |
 | modify it under the terms of the GNU General Public License             |
 | as published by the Free Software Foundation; either version 2          |
 | of the License, or (at your option) any later version.                  |
 |                                                                         |
 | This program is distributed in the hope that it will be useful,         |
 | but WITHOUT ANY WARRANTY; without even the implied warranty of          |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the           |
 | GNU General Public License for more details.                            |
 +-------------------------------------------------------------------------+
 | Cacti: The Complete RRDtool-based Graphing Solution                     |
 +-------------------------------------------------------------------------+
 | This code is designed, written, and maintained by the Cacti Group. See  |
 | about.php and/or the AUTHORS file for specific developer information.   |
 +-------------------------------------------------------------------------+
 | http://www.cacti.net/                                                   |
 +-------------------------------------------------------------------------+
*/

$guest_account = true;
include('./include/auth.php');
include_once('./lib/rrd.php');

/* set default action */
set_default_action('view');

if (!isset_request_var('view_type')) {
	set_request_var('view_type', '');
}

/* ================= input validation ================= */
get_filter_request_var('rra_id', FILTER_VALIDATE_REGEXP, array('options' => array('regexp' => '/^([0-9]+|all)$/')));
get_filter_request_var('local_graph_id');
get_filter_request_var('graph_end');
get_filter_request_var('graph_start');
get_filter_request_var('view_type', FILTER_VALIDATE_REGEXP, array('options' => array('regexp' => '/^([a-zA-Z0-9]+)$/')));
/* ==================================================== */

api_plugin_hook_function('graph');

include_once('./lib/html_tree.php');

top_graph_header();

if (!isset_request_var('rra_id')) {
	set_request_var('rra_id', 'all');
}

if (get_request_var('rra_id') == 'all' || isempty_request_var('rra_id')) {
	$sql_where = ' AND dspr.id IS NOT NULL';
} else {
	$sql_where = ' AND dspr.id=' . get_request_var('rra_id');
}

$exists = db_fetch_cell_prepared(
	'SELECT local_graph_id
	FROM graph_templates_graph
	WHERE local_graph_id = ?',
	array(get_request_var('local_graph_id'))
);

/* make sure the graph requested exists (sanity) */
if (!$exists) {
	print '<strong><font class="txtErrorTextBox">' . __('GRAPH DOES NOT EXIST') . '</font></strong>';
	bottom_footer();

	exit;
}

/* take graph permissions into account here */
if (!is_graph_allowed(get_request_var('local_graph_id'))) {
	header('Location: permission_denied.php');

	exit;
}

$rras        = array();
$graph_title = null;

if (get_request_var('action') != 'properties') {
	print "<table width='100%' class='cactiTable'>";
	$rras        = get_associated_rras(get_request_var('local_graph_id'), $sql_where);
	$graph_title = get_graph_title(get_request_var('local_graph_id'));
}

switch (get_request_var('action')) {
	case 'view':
		graph_view($rras, $graph_title);

		break;
	case 'zoom':
		graph_zoom($rras, $graph_title);

		break;
	case 'properties':
		graph_properties();

		break;
}

if (get_request_var('action') != 'properties') {
	print '</table>';
}

bottom_footer();

function graph_view(array $rras, string $graph_title) {
	global $config;

	api_plugin_hook_function(
		'page_buttons',
		array(
			'lgid'   => get_request_var('local_graph_id'),
			'leafid' => '', //$leaf_id,
			'mode'   => 'mrtg',
			'rraid'  => get_request_var('rra_id')
		)
	);

	?>
	<tr class='tableHeader'>
		<td colspan='3' class='textHeaderDark'>
			<strong><?php print __('Viewing Graph'); ?></strong> '<?php print html_escape($graph_title); ?>'
		</td>
	</tr>
	<?php

		$graph = db_fetch_row_prepared(
			'SELECT local_graph_id, width, height, graph_template_id
			FROM graph_templates_graph
			WHERE local_graph_id = ?',
			array(get_request_var('local_graph_id'))
		);

	$graph_template_id = $graph['graph_template_id'];

	$i = 0;

	if (cacti_sizeof($rras)) {
		$graph_end   = time() - 30;

		foreach ($rras as $rra) {
			if (!empty($rra['timespan'])) {
				$graph_start = $graph_end - $rra['timespan'];
			} else {
				$graph_start = $graph_end - ($rra['step'] * $rra['rows'] * $rra['steps']);
			}

			$aggregate_url = aggregate_build_children_url(get_request_var('local_graph_id'), $graph_start, $graph_end, $rra['id']);

			?>
			<tr class='tableRowGraph'>
				<td class='center'>
					<table>
						<tr>
							<td>
								<div class='graphWrapper' id='wrapper_<?php print $graph['local_graph_id'] ?>' graph_id='<?php print $graph['local_graph_id']; ?>' rra_id='<?php print $rra['id']; ?>' graph_width='<?php print $graph['width']; ?>' graph_height='<?php print $graph['height']; ?>' graph_start='<?php print $graph_start; ?>' graph_end='<?php print $graph_end; ?>' title_font_size='<?php print((read_user_setting('custom_fonts') == 'on') ? read_user_setting('title_size') : read_config_option('title_size')); ?>'></div>
							</td>

							<?php if (is_realm_allowed(27)) { ?><td id='dd<?php print get_request_var('local_graph_id'); ?>' style='vertical-align:top;' class='graphDrillDown noprint'>
									<a class='iconLink utils' href='#' id='graph_<?php print get_request_var('local_graph_id'); ?>_util' graph_start='<?php print $graph_start; ?>' graph_end='<?php print $graph_end; ?>' rra_id='<?php print $rra['id']; ?>'><img class='drillDown' src='<?php print CACTI_PATH_URL . 'images/cog.png'; ?>' alt='' title='<?php print __esc('Graph Details, Zooming and Debugging Utilities'); ?>'></a><br>
									<a id='graph_<?php print $rra['id']; ?>_csv' class='iconLink csv' href='<?php print html_escape(CACTI_PATH_URL . 'graph_xport.php?local_graph_id=' . get_request_var('local_graph_id') . '&rra_id=' . $rra['id'] . '&view_type=' . get_request_var('view_type') .  '&graph_start=' . $graph_start . '&graph_end=' . $graph_end); ?>'><img src='<?php print CACTI_PATH_URL . 'images/table_go.png'; ?>' alt='' title='<?php print __esc('CSV Export'); ?>'></a><br>

									<?php
											if (is_realm_allowed(10) && $graph_template_id > 0) {
												print "<a class='iconLink' role='link' title='" . __esc('Edit Graph Template') . "' href='" . html_escape(CACTI_PATH_URL . 'graph_templates.php?action=template_edit&id=' . $graph_template_id) . "'><img src='" . html_escape(CACTI_PATH_URL . 'images/template_edit.png') . "'></img></a>";
												print '<br/>';
											}

											if (read_config_option('realtime_enabled') == 'on' || is_realm_allowed(25)) {
												print "<a class='iconLink' href='#' onclick=\"window.open('" . CACTI_PATH_URL . 'graph_realtime.php?top=0&left=0&local_graph_id=' . get_request_var('local_graph_id') . "', 'popup_" . get_request_var('local_graph_id') . "', 'directories=no,toolbar=no,menubar=no,resizable=yes,location=no,scrollbars=no,status=no,titlebar=no,width=650,height=300');return false\"><img src='" . CACTI_PATH_URL . "images/chart_curve_go.png' alt='' title='" . __esc('Click to view just this Graph in Real-time') . "'></a><br/>\n";
											}

											print($aggregate_url != '' ? $aggregate_url : '');

								api_plugin_hook('graph_buttons', array('hook' => 'view', 'local_graph_id' => get_request_var('local_graph_id'), 'rra' => $rra['id'], 'view_type' => get_request_var('view_type')));

								?>
								</td><?php } ?>
						</tr>
						<tr>
							<td class='no-print center'>
								<span><?php print html_escape($rra['name']); ?></span>
							</td>
						</tr>
					</table>
					<input type='hidden' id='thumbnails' value='<?php print html_escape(get_request_var('thumbnails')); ?>'></input>
				</td>
			</tr>
	<?php
			$i++;
		}

		api_plugin_hook_function('tree_view_page_end');
	}

	?>
	<script type='text/javascript'>
		var originalWidth = null;
		var refreshTime = <?php print read_user_setting('page_refresh') * 1000; ?>;
		var graphTimeout = null;

		function initializeGraph() {
			$('a.iconLink').tooltip();

			$('.graphWrapper').each(function() {
				var itemWrapper = $(this);
				var itemGraph = $(this).find('.graphimage');

				if (itemGraph.length != 1) {
					itemGraph = itemWrapper;
				}

				graph_id = itemGraph.attr('graph_id');
				rra_id = itemGraph.attr('rra_id');
				graph_height = itemGraph.attr('graph_height');
				graph_width = itemGraph.attr('graph_width');
				graph_start = itemGraph.attr('graph_start');
				graph_end = itemGraph.attr('graph_end');

				$.getJSON(urlPath + 'graph_json.php?' +
						'local_graph_id=' + graph_id +
						'&graph_height=' + graph_height +
						'&graph_start=' + graph_start +
						'&graph_end=' + graph_end +
						'&rra_id=' + rra_id +
						'&graph_width=' + graph_width +
						'&disable_cache=true' +
						($('#thumbnails').val() == 'true' ? '&graph_nolegend=true' : ''))
					.done(function(data) {
						wrapper = $('#wrapper_' + data.local_graph_id + '[rra_id=\'' + data.rra_id + '\']');
						wrapper.html(
							"<img class='graphimage' id='graph_" + data.local_graph_id +
							"' src='data:image/" + data.type + ";base64," + data.image +
							"' rra_id='" + data.rra_id +
							"' graph_type='" + data.type +
							"' graph_id='" + data.local_graph_id +
							"' graph_start='" + data.graph_start +
							"' graph_end='" + data.graph_end +
							"' graph_left='" + data.graph_left +
							"' graph_top='" + data.graph_top +
							"' graph_width='" + data.graph_width +
							"' graph_height='" + data.graph_height +
							"' image_width='" + data.image_width +
							"' image_height='" + data.image_height +
							"' canvas_left='" + data.graph_left +
							"' canvas_top='" + data.graph_top +
							"' canvas_width='" + data.graph_width +
							"' canvas_height='" + data.graph_height +
							"' width='" + data.image_width +
							"' height='" + data.image_height +
							"' value_min='" + data.value_min +
							"' value_max='" + data.value_max + "'>"
						);

						$('#graph_start').val(data.graph_start);
						$('#graph_end').val(data.graph_end);

						var gr_location = '#graph_' + data.local_graph_id;
						if (data.rra_id > 0) {
							gr_location += '[rra_id=\'' + data.rra_id + '\']';
						}

						$(gr_location).zoom({
							inputfieldStartTime: 'date1',
							inputfieldEndTime: 'date2',
							serverTimeOffset: <?php print date('Z'); ?>
						});

						responsiveResizeGraphs(true);
					})
					.fail(function(data) {
						getPresentHTTPError(data);
					});
			});

			$('a[id$="_util"]').off('click').on('click', function() {
				graph_id = $(this).attr('id').replace('graph_', '').replace('_util', '');
				rra_id = $(this).attr('rra_id');
				graph_start = $(this).attr('graph_start');
				graph_end = $(this).attr('graph_end');

				loadUrl({
					url: 'graph.php?' +
						'action=zoom' +
						'&local_graph_id=' + graph_id +
						'&rra_id=' + rra_id +
						'&graph_start=' + graph_start +
						'&graph_end=' + graph_end
				});
				/*
								.done(function(data) {
									$('#main').html(data);
									$('#breadcrumbs').append('<li><a id="nav_util" href="#"><?php print __('Utility View'); ?></a></li>');
									applySkin();
								})
				*/
			});
			$('a[id$="_csv"]').each(function() {
				$(this).off('click').on('click', function(event) {
					event.preventDefault();
					event.stopPropagation();
					document.location = $(this).attr('href');
					Pace.stop();
				});
			});
			graphTimeout = setTimeout(initializeGraph, refreshTime);
		}

		$(function() {
			pageAction = 'graph';

			if (graphTimeout !== null) {
				clearTimeout(graphTimeout);
			}

			initializeGraph();
			$('#navigation').show();
			$('#navigation_right').show();
		});
	</script>
<?php
}

function graph_zoom(array $rras, string $graph_title) {
	global $config;

	/* find the maximum time span a graph can show */
	$max_timespan = 1;

	if (cacti_sizeof($rras)) {
		foreach ($rras as $rra) {
			if ($rra['steps'] * $rra['rows'] * $rra['rrd_step'] > $max_timespan) {
				$max_timespan = $rra['steps'] * $rra['rows'] * $rra['rrd_step'];
			}
		}
	}

	/* fetch information for the current RRA */
	if (isset_request_var('rra_id') && get_request_var('rra_id') > 0) {
		$rra = db_fetch_row_prepared('SELECT dspr.id, step, steps, dspr.name, `rows`
			FROM data_source_profiles_rra AS dspr
			INNER JOIN data_source_profiles AS dsp
			ON dsp.id=dspr.data_source_profile_id
			WHERE dspr.id = ?', array(get_request_var('rra_id')));

		$rra['timespan'] = $rra['steps'] * $rra['step'] * $rra['rows'];
	} else {
		$rra = db_fetch_row_prepared('SELECT dspr.id, step, steps, dspr.name, `rows`
			FROM data_source_profiles_rra AS dspr
			INNER JOIN data_source_profiles AS dsp
			ON dsp.id=dspr.data_source_profile_id
			WHERE dspr.id = ?', array($rras[0]['id']));

		$rra['timespan'] = $rra['steps'] * $rra['step'] * $rra['rows'];
	}

	/* define the time span, which decides which rra to use */
	$timespan = - ($rra['timespan']);

	/* find the step and how often this graph is updated with new data */
	$ds_step = db_fetch_cell_prepared('SELECT
		data_template_data.rrd_step
		FROM (data_template_data, data_template_rrd, graph_templates_item)
		WHERE graph_templates_item.task_item_id = data_template_rrd.id
		AND data_template_rrd.local_data_id = data_template_data.local_data_id
		AND graph_templates_item.local_graph_id = ?
		LIMIT 0,1', array(get_request_var('local_graph_id')));
	$ds_step                       = empty($ds_step) ? 300 : $ds_step;
	$seconds_between_graph_updates = ($ds_step * $rra['steps']);

	$now = time();

	if (isset_request_var('graph_end') && (get_request_var('graph_end') <= $now - $seconds_between_graph_updates)) {
		$graph_end = get_request_var('graph_end');
	} else {
		$graph_end = $now - $seconds_between_graph_updates;
	}

	if (isset_request_var('graph_start')) {
		if (($graph_end - get_request_var('graph_start')) > $max_timespan) {
			$graph_start = $now - $max_timespan;
		} else {
			$graph_start = get_request_var('graph_start');
		}
	} else {
		$graph_start = $now + $timespan;
	}

	/* required for zoom out function */
	if ($graph_start == $graph_end) {
		$graph_start--;
	}

	$graph = db_fetch_row_prepared(
		'SELECT width, height, title_cache, local_graph_id, graph_template_id
			FROM graph_templates_graph
			WHERE local_graph_id = ?',
		array(get_request_var('local_graph_id'))
	);

	$graph_height      = $graph['height'];
	$graph_width       = $graph['width'];
	$graph_template_id = $graph['graph_template_id'];

	if (read_user_setting('custom_fonts') == 'on' && read_user_setting('title_size') != '') {
		$title_font_size = read_user_setting('title_size');
	} elseif (read_config_option('title_size') != '') {
		$title_font_size = read_config_option('title_size');
	} else {
		$title_font_size = 10;
	}

	?>
	<tr class='tableHeader'>
		<td colspan='3' class='textHeaderDark'>
			<strong><?php print __('Graph Utility View'); ?></strong> '<?php print html_escape($graph_title); ?>'
		</td>
	</tr>
	<tr class='tableRowGraph'>
		<td class='center'>
			<table>
				<tr>
					<td class='center'>
						<div class='graphWrapper' id='wrapper_<?php print $graph['local_graph_id'] ?>' graph_id='<?php print $graph['local_graph_id']; ?>' rra_id='<?php print $rra['id']; ?>' graph_width='<?= $graph_width ?>' graph_height='<?= $graph_height ?>' title_font_size='<?= $title_font_size ?>'></div>
						<?php print(read_user_setting('show_graph_title') == 'on' ? "<span class='center'>" . html_escape($graph['title_cache']) . '</span>' : ''); ?>
					</td>
					<?php if (is_realm_allowed(27)) { ?><td id='dd<?php print $graph['local_graph_id']; ?>' style='vertical-align:top;' class='graphDrillDown noprint'>
							<a href='#' id='graph_<?php print $graph['local_graph_id']; ?>_properties' class='iconLink properties'>
								<img class='drillDown' src='<?php print CACTI_PATH_URL . 'images/graph_properties.gif'; ?>' alt='' title='<?php print __esc('Graph Source/Properties'); ?>'>
							</a>
							<br>
							<a href='#' id='graph_<?php print $graph['local_graph_id']; ?>_csv' class='iconLink properties'>
								<img class='drillDown' src='<?php print CACTI_PATH_URL . 'images/table_go.png'; ?>' alt='' title='<?php print __esc('Graph Data'); ?>'>
							</a>
							<br>
							<?php
								if (is_realm_allowed(10) && $graph_template_id > 0) {
									print "<a class='iconLink' role='link' title='" . __esc('Edit Graph Template') . "' href='" . html_escape(CACTI_PATH_URL . 'graph_templates.php?action=template_edit&id=' . $graph_template_id) . "'><img src='" . html_escape(CACTI_PATH_URL . 'images/template_edit.png') . "'></img></a>";
									print '<br/>';
								}

								api_plugin_hook('graph_buttons', array('hook' => 'zoom', 'local_graph_id' => get_request_var('local_graph_id'), 'rra' =>  get_request_var('rra_id'), 'view_type' => get_request_var('view_type')));
						?>
						</td><?php } ?>
				</tr>
				<tr>
				</tr>
			</table>
		</td>
	</tr>
	<tr>
		<td style='display:none;'>
			<input type='hidden' id='date1' value=''>
			<input type='hidden' id='date2' value=''>
			<input type='hidden' id='graph_start' value='<?php print $graph_start; ?>'>
			<input type='hidden' id='graph_end' value='<?php print $graph_end; ?>'>
			<input type='hidden' id='thumbnails' value='<?php print html_escape(get_request_var('thumbnails')); ?>'></input>
		</td>
	</tr>
	<tr class='odd'>
		<td id='data'></td>
	</tr>
	<script type='text/javascript'>
		var graph_id = <?php print get_request_var('local_graph_id') . ";\n"; ?>
		var rra_id = <?php print get_request_var('rra_id') . ";\n"; ?>
		var graph_start = 0;
		var graph_end = 0;
		var graph_height = 0;
		var graph_width = 0;
		var props_on = false;
		var graph_data_on = true;

		/* turn off the page refresh */
		var refreshMSeconds = 9999999;

		function graphProperties() {
			loadUrl({
				url: urlPath + 'graph.php?action=properties' +
					'&local_graph_id=' + graph_id +
					'&rra_id=<?php print get_request_var('rra_id'); ?>' +
					'&view_type=<?php print get_request_var('view_type'); ?>' +
					'&graph_start=' + $('#graph_start').val() +
					'&graph_end=' + $('#graph_end').val(),
				noState: true,
				elementId: 'data',
			});

			props_on = true;
			graph_data_on = false;
		}

		function graphXport() {
			loadUrl({
				url: urlPath + 'graph_xport.php?local_graph_id=' + graph_id +
					'&rra_id=0' +
					'&format=table' +
					'&graph_start=' + $('#graph_start').val() +
					'&graph_end=' + $('#graph_end').val(),
				noState: true,
				elementId: 'data',
				funcEnd: 'graphXportFinalize',
			});

			props_on = false;
			graph_data_on = true;
		}

		function graphXportFinalize(options, data) {
			if (typeof resizeWrapper !== 'undefined') {
				resizeWrapper();
			}

			$('.download').click(function(event) {
				event.preventDefault;
				graph_id = $(this).attr('id').replace('graph_', '');
				document.location = urlPath + 'graph_xport.php?local_graph_id=' + graph_id + '&rra_id=0&view_type=tree&graph_start=' + $('#graph_start').val() + '&graph_end=' + $('#graph_end').val();
				Pace.stop();
			});
		}

		function initializeGraph() {
			$('.graphWrapper').each(function() {
				graph_id = $(this).attr('id').replace('wrapper_', '');
				rra_id = $(this).attr('rra_id');
				graph_height = $(this).attr('graph_height');
				graph_width = $(this).attr('graph_width');

				if (!(rra_id > 0)) {
					rra_id = 0;
				}

				$.getJSON(urlPath + 'graph_json.php?rra_id=' + rra_id +
						'&local_graph_id=' + graph_id +
						'&graph_start=' + $('#graph_start').val() +
						'&graph_end=' + $('#graph_end').val() +
						'&graph_height=' + graph_height +
						'&graph_width=' + graph_width +
						'&disable_cache=true' +
						($('#thumbnails').val() == 'true' ? '&graph_nolegend=true' : ''))
					.done(function(data) {
						$('#wrapper_' + data.local_graph_id).html(
							"<img class='graphimage' id='graph_" + data.local_graph_id +
							"' src='data:image/" + data.type + ";base64," + data.image +
							"' rra_id='" + data.rra_id +
							"' graph_type='" + data.type +
							"' graph_id='" + data.local_graph_id +
							"' graph_start='" + data.graph_start +
							"' graph_end='" + data.graph_end +
							"' graph_left='" + data.graph_left +
							"' graph_top='" + data.graph_top +
							"' graph_width='" + data.graph_width +
							"' graph_height='" + data.graph_height +
							"' image_width='" + data.image_width +
							"' image_height='" + data.image_height +
							"' canvas_left='" + data.graph_left +
							"' canvas_top='" + data.graph_top +
							"' canvas_width='" + data.graph_width +
							"' canvas_height='" + data.graph_height +
							"' width='" + data.image_width +
							"' height='" + data.image_height +
							"' value_min='" + data.value_min +
							"' value_max='" + data.value_max + "'>"
						);

						$('#graph_start').val(data.graph_start);
						$('#graph_end').val(data.graph_end);

						var gr_location = '#graph_' + data.local_graph_id;
						if (data.rra_id > 0) {
							gr_location += '[rra_id=\'' + data.rra_id + '\']';
						}

						$(gr_location).zoom({
							inputfieldStartTime: 'date1',
							inputfieldEndTime: 'date2',
							serverTimeOffset: <?php print date('Z'); ?>
						});

						if (graph_data_on) {
							graphXport();
						} else if (props_on) {
							graphProperties();
						}

						responsiveResizeGraphs(true);
					})
					.fail(function(data) {
						getPresentHTTPError(data);
					});
			});

			$('a[id$="_properties"]').unbind('click').click(function() {
				graph_id = $(this).attr('id').replace('graph_', '').replace('_properties', '');
				graphProperties();
			});

			$('a[id$="_csv"]').unbind('click').click(function() {
				graph_id = $(this).attr('id').replace('graph_', '').replace('_csv', '');
				graphXport();
			});
		}

		$(function() {
			pageAction = 'graph';
			initializeGraph();
			$('#navigation').show();
			$('#navigation_right').show();
			$('a.iconLink').tooltip();
		});
	</script>
<?php
}

function graph_properties() {
	global $config;

	$graph_data_array['print_source'] = true;

	/* override: graph start time (unix time) */
	if (!isempty_request_var('graph_start')) {
		$graph_data_array['graph_start'] = get_request_var('graph_start');
	}

	/* override: graph end time (unix time) */
	if (!isempty_request_var('graph_end')) {
		$graph_data_array['graph_end'] = get_request_var('graph_end');
	}

	$graph_data_array['output_flag']  = RRDTOOL_OUTPUT_STDERR;
	$graph_data_array['print_source'] = 1;
	?>
	<table class='center' width='100%' class='cactiTable'>
		<tr>
			<td id="data">
				<table class='cactiTable' width='100%'>
					<tr class='tableHeader'>
						<td colspan='3' class='linkOverDark' style='font-weight:bold;'>
							<?= __('RRDtool Graph Syntax'); ?>
						</td>
					</tr>
					<tr>
						<td>
							<pre>
								<span class='textInfo'><?= __('RRDtool Command:'); ?></span><br>
<?php
		$null_param = array();
	print @rrdtool_function_graph(get_request_var('local_graph_id'), get_request_var('rra_id'), $graph_data_array, null, $null_param, $_SESSION[SESS_USER_ID]);
	unset($graph_data_array['print_source']);
	?>
								<span class='textInfo'><?= __('RRDtool Says:'); ?></span><br>
<?php
		if ($config['poller_id'] == 1) {
			print @rrdtool_function_graph(get_request_var('local_graph_id'), get_request_var('rra_id'), $graph_data_array, null, $null_param, $_SESSION[SESS_USER_ID]);
		} else {
			print __esc('Not Checked');
		}
	?>
							</pre>
						</td>
					</tr>
				</table>
			</td>
		</tr>
	</table>
<?php
}