<?php
/*
 +-------------------------------------------------------------------------+
 | Copyright (C) 2004-2016 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/                                                   |
 +-------------------------------------------------------------------------+
*/

include("./include/auth.php");
include_once("./lib/utility.php");
include_once("./lib/template.php");
include_once("./lib/tree.php");
include_once("./lib/html_tree.php");

define("MAX_DISPLAY_PAGES", 21);

$graph_actions = array(
	1 => "Delete",
	2 => "Duplicate"
	);

/* set default action */
if (!isset($_REQUEST["action"])) { $_REQUEST["action"] = ""; }

switch ($_REQUEST["action"]) {
	case 'save':
		form_save();

		break;
	case 'actions':
		form_actions();

		break;
	case 'template_remove':
		template_remove();

		header("Location: graph_templates.php");
		break;
	case 'input_remove':
		input_remove();

		header("Location: graph_templates.php?action=template_edit&id=" . $_GET["graph_template_id"]);
		break;
	case 'input_edit':
		include_once("./include/top_header.php");

		input_edit();

		include_once("./include/bottom_footer.php");
		break;
	case 'template_edit':
		include_once ("./include/top_header.php");

		template_edit();

		include_once ("./include/bottom_footer.php");
		break;
	default:
		include_once("./include/top_header.php");

		template();

		include_once("./include/bottom_footer.php");
		break;
}

/* --------------------------
    The Save Function
   -------------------------- */

function form_save() {

	// sanitize ids
	if (isset($_POST["graph_template_id"]) && ! is_numeric($_POST["graph_template_id"])) {
		$_POST["graph_template_id"] = 0;
	}

	if (isset($_POST["save_component_template"])) {
		/* ================= input validation ================= */
		input_validate_input_number(get_request_var_post("graph_template_id"));
		input_validate_input_number(get_request_var_post("graph_template_graph_id"));
		/* ==================================================== */

		$save1["id"] = $_POST["graph_template_id"];
		$save1["hash"] = get_hash_graph_template($_POST["graph_template_id"]);
		$save1["name"] = form_input_validate($_POST["name"], "name", "", false, 3);

		$save2["id"] = $_POST["graph_template_graph_id"];
		$save2["local_graph_template_graph_id"] = 0;
		$save2["local_graph_id"] = 0;
		$save2["t_image_format_id"] = (isset($_POST["t_image_format_id"]) ? $_POST["t_image_format_id"] : "");
		$save2["image_format_id"] = form_input_validate($_POST["image_format_id"], "image_format_id", "^[0-9]+$", true, 3);
		$save2["t_title"] = form_input_validate((isset($_POST["t_title"]) ? $_POST["t_title"] : ""), "t_title", "", true, 3);
		$save2["title"] = form_input_validate($_POST["title"], "title", "", (isset($_POST["t_title"]) ? true : false), 3);
		$save2["t_height"] = form_input_validate((isset($_POST["t_height"]) ? $_POST["t_height"] : ""), "t_height", "", true, 3);
		$save2["height"] = form_input_validate($_POST["height"], "height", "^[0-9]+$", (isset($_POST["t_height"]) ? true : false), 3);
		$save2["t_width"] = form_input_validate((isset($_POST["t_width"]) ? $_POST["t_width"] : ""), "t_width", "", true, 3);
		$save2["width"] = form_input_validate($_POST["width"], "width", "^[0-9]+$", (isset($_POST["t_width"]) ? true : false), 3);
		$save2["t_upper_limit"] = form_input_validate((isset($_POST["t_upper_limit"]) ? $_POST["t_upper_limit"] : ""), "t_upper_limit", "", true, 3);
		$save2["upper_limit"] = form_input_validate($_POST["upper_limit"], "upper_limit", "^(-?([0-9]+(\.[0-9]*)?|[0-9]*\.[0-9]+)([eE][+\-]?[0-9]+)?)|U$", ((isset($_POST["t_upper_limit"]) || (strlen($_POST["upper_limit"]) === 0)) ? true : false), 3);
		$save2["t_lower_limit"] = form_input_validate((isset($_POST["t_lower_limit"]) ? $_POST["t_lower_limit"] : ""), "t_lower_limit", "", true, 3);
		$save2["lower_limit"] = form_input_validate($_POST["lower_limit"], "lower_limit", "^(-?([0-9]+(\.[0-9]*)?|[0-9]*\.[0-9]+)([eE][+\-]?[0-9]+)?)|U$", ((isset($_POST["t_lower_limit"]) || (strlen($_POST["lower_limit"]) === 0)) ? true : false), 3);
		$save2["t_vertical_label"] = form_input_validate((isset($_POST["t_vertical_label"]) ? $_POST["t_vertical_label"] : ""), "t_vertical_label", "", true, 3);
		$save2["vertical_label"] = form_input_validate($_POST["vertical_label"], "vertical_label", "", true, 3);
		$save2["t_slope_mode"] = form_input_validate((isset($_POST["t_slope_mode"]) ? $_POST["t_slope_mode"] : ""), "t_slope_mode", "", true, 3);
		$save2["slope_mode"] = form_input_validate((isset($_POST["slope_mode"]) ? $_POST["slope_mode"] : ""), "slope_mode", "", true, 3);
		$save2["t_auto_scale"] = form_input_validate((isset($_POST["t_auto_scale"]) ? $_POST["t_auto_scale"] : ""), "t_auto_scale", "", true, 3);
		$save2["auto_scale"] = form_input_validate((isset($_POST["auto_scale"]) ? $_POST["auto_scale"] : ""), "auto_scale", "", true, 3);
		$save2["t_auto_scale_opts"] = form_input_validate((isset($_POST["t_auto_scale_opts"]) ? $_POST["t_auto_scale_opts"] : ""), "t_auto_scale_opts", "", true, 3);
		$save2["auto_scale_opts"] = form_input_validate($_POST["auto_scale_opts"], "auto_scale_opts", "", true, 3);
		$save2["t_auto_scale_log"] = form_input_validate((isset($_POST["t_auto_scale_log"]) ? $_POST["t_auto_scale_log"] : ""), "t_auto_scale_log", "", true, 3);
		$save2["auto_scale_log"] = form_input_validate((isset($_POST["auto_scale_log"]) ? $_POST["auto_scale_log"] : ""), "auto_scale_log", "", true, 3);
		$save2["t_scale_log_units"] = form_input_validate((isset($_POST["t_scale_log_units"]) ? $_POST["t_scale_log_units"] : ""), "t_scale_log_units", "", true, 3);
		$save2["scale_log_units"] = form_input_validate((isset($_POST["scale_log_units"]) ? $_POST["scale_log_units"] : ""), "scale_log_units", "", true, 3);
		$save2["t_auto_scale_rigid"] = form_input_validate((isset($_POST["t_auto_scale_rigid"]) ? $_POST["t_auto_scale_rigid"] : ""), "t_auto_scale_rigid", "", true, 3);
		$save2["auto_scale_rigid"] = form_input_validate((isset($_POST["auto_scale_rigid"]) ? $_POST["auto_scale_rigid"] : ""), "auto_scale_rigid", "", true, 3);
		$save2["t_auto_padding"] = form_input_validate((isset($_POST["t_auto_padding"]) ? $_POST["t_auto_padding"] : ""), "t_auto_padding", "", true, 3);
		$save2["auto_padding"] = form_input_validate((isset($_POST["auto_padding"]) ? $_POST["auto_padding"] : ""), "auto_padding", "", true, 3);
		$save2["t_base_value"] = form_input_validate((isset($_POST["t_base_value"]) ? $_POST["t_base_value"] : ""), "t_base_value", "", true, 3);
		$save2["base_value"] = form_input_validate($_POST["base_value"], "base_value", "^[0-9]+$", (isset($_POST["t_base_value"]) ? true : false), 3);
		$save2["t_export"] = form_input_validate((isset($_POST["t_export"]) ? $_POST["t_export"] : ""), "t_export", "", true, 3);
		$save2["export"] = form_input_validate((isset($_POST["export"]) ? $_POST["export"] : ""), "export", "", true, 3);
		$save2["t_unit_value"] = form_input_validate((isset($_POST["t_unit_value"]) ? $_POST["t_unit_value"] : ""), "t_unit_value", "", true, 3);
		$save2["unit_value"] = form_input_validate($_POST["unit_value"], "unit_value", "", true, 3);
		$save2["t_unit_exponent_value"] = form_input_validate((isset($_POST["t_unit_exponent_value"]) ? $_POST["t_unit_exponent_value"] : ""), "t_unit_exponent_value", "", true, 3);
		$save2["unit_exponent_value"] = form_input_validate($_POST["unit_exponent_value"], "unit_exponent_value", "^-?[0-9]+$", true, 3);

		if (!is_error_message()) {
			$graph_template_id = sql_save($save1, "graph_templates");

			if ($graph_template_id) {
				raise_message(1);
			}else{
				raise_message(2);
			}
		}

		if (!is_error_message()) {
			$save2["graph_template_id"] = $graph_template_id;
			$graph_template_graph_id = sql_save($save2, "graph_templates_graph");

			if ($graph_template_graph_id) {
				raise_message(1);

				push_out_graph($graph_template_graph_id);
			}else{
				raise_message(2);
			}
		}
	}

	header("Location: graph_templates.php?action=template_edit&id=" . (empty($graph_template_id) ? $_POST["graph_template_id"] : $graph_template_id));
}

/* ------------------------
    The "actions" function
   ------------------------ */

function form_actions() {
	global $graph_actions;

	/* ================= input validation ================= */
	input_validate_input_regex(get_request_var_post('drp_action'), "^([a-zA-Z0-9_]+)$");
	/* ==================================================== */

	/* if we are to save this form, instead of display it */
	if (isset($_POST["selected_items"])) {
		$selected_items = sanitize_unserialize_selected_items($_POST['selected_items']);

		if ($selected_items != false) {
			if ($_POST["drp_action"] == "1") { /* delete */
				db_execute("delete from graph_templates where " . array_to_sql_or($selected_items, "id"));

				$graph_template_input = db_fetch_assoc("select id from graph_template_input where " . array_to_sql_or($selected_items, "graph_template_id"));

				if (sizeof($graph_template_input) > 0) {
				foreach ($graph_template_input as $item) {
					db_execute("delete from graph_template_input_defs where graph_template_input_id=" . $item["id"]);
				}
				}

				db_execute("delete from graph_template_input where " . array_to_sql_or($selected_items, "graph_template_id"));
				db_execute("delete from graph_templates_graph where " . array_to_sql_or($selected_items, "graph_template_id") . " and local_graph_id=0");
				db_execute("delete from graph_templates_item where " . array_to_sql_or($selected_items, "graph_template_id") . " and local_graph_id=0");
				db_execute("delete from host_template_graph where " . array_to_sql_or($selected_items, "graph_template_id"));

				/* "undo" any graph that is currently using this template */
				db_execute("update graph_templates_graph set local_graph_template_graph_id=0,graph_template_id=0 where " . array_to_sql_or($selected_items, "graph_template_id"));
				db_execute("update graph_templates_item set local_graph_template_item_id=0,graph_template_id=0 where " . array_to_sql_or($selected_items, "graph_template_id"));
				db_execute("update graph_local set graph_template_id=0 where " . array_to_sql_or($selected_items, "graph_template_id"));
			}elseif ($_POST["drp_action"] == "2") { /* duplicate */
				for ($i=0;($i<count($selected_items));$i++) {
					duplicate_graph(0, $selected_items[$i], $_POST["title_format"]);
				}
			}
		}

		header("Location: graph_templates.php");
		exit;
	}

	/* setup some variables */
	$graph_list = ""; $i = 0;

	/* loop through each of the graphs selected on the previous page and get more info about them */
	while (list($var,$val) = each($_POST)) {
		if (preg_match("/^chk_([0-9]+)$/", $var, $matches)) {
			/* ================= input validation ================= */
			input_validate_input_number($matches[1]);
			/* ==================================================== */

			$graph_list .= "<li>" . htmlspecialchars(db_fetch_cell("select name from graph_templates where id=" . $matches[1])) . "</li>";
			$graph_array[$i] = $matches[1];

			$i++;
		}
	}

	include_once("./include/top_header.php");

	html_start_box("<strong>" . $graph_actions{$_POST["drp_action"]} . "</strong>", "60%", "", "3", "center", "");

	print "<form action='graph_templates.php' method='post'>\n";

	if (isset($graph_array) && sizeof($graph_array)) {
		if ($_POST["drp_action"] == "1") { /* delete */
			print "	<tr>
					<td class='textArea'>
						<p>When you click \"Continue\", the following Graph Template(s) will be deleted.  Any Graph(s) associated with
						the Template(s) will become individual Graph(s).</p>
						<p><ul>$graph_list</ul></p>
					</td>
				</tr>\n
				";
			$save_html = "<input type='button' value='Cancel' onClick='window.history.back()'>&nbsp;<input type='submit' value='Continue' title='Delete Graph Template(s)'>";
		}elseif ($_POST["drp_action"] == "2") { /* duplicate */
			print "	<tr>
					<td class='textArea'>
						<p>When you click \"Continue\", the following Graph Template(s) will be duplicated. You can
						optionally change the title format for the new Graph Template(s).</p>
						<p><ul>$graph_list</ul></p>
						<p><strong>Title Format:</strong><br>"; form_text_box("title_format", "<template_title> (1)", "", "255", "30", "text"); print "</p>
					</td>
				</tr>\n
				";
			$save_html = "<input type='button' value='Cancel' onClick='window.history.back()'>&nbsp;<input type='submit' value='Continue' title='Duplicate Graph Template(s)'>";
		}
	}else{
		print "<tr><td class='even'><span class='textError'>You must select at least one graph template.</span></td></tr>\n";
		$save_html = "<input type='button' value='Return' onClick='window.history.back()'>";
	}

	print "	<tr>
			<td align='right' class='saveRow'>
				<input type='hidden' name='action' value='actions'>
				<input type='hidden' name='selected_items' value='" . (isset($graph_array) ? serialize($graph_array) : '') . "'>
				<input type='hidden' name='drp_action' value='" . $_POST["drp_action"] . "'>
				$save_html
			</td>
		</tr>
		";

	html_end_box();

	include_once("./include/bottom_footer.php");
}

function item() {
	global $consolidation_functions, $graph_item_types;

	/* ================= input validation ================= */
	input_validate_input_number(get_request_var("id"));
	/* ==================================================== */

	if (empty($_GET["id"])) {
		$template_item_list = array();

		$header_label = "[new]";
	}else{
		$template_item_list = db_fetch_assoc("select
			graph_templates_item.id,
			graph_templates_item.text_format,
			graph_templates_item.value,
			graph_templates_item.hard_return,
			graph_templates_item.graph_type_id,
			graph_templates_item.consolidation_function_id,
			CONCAT_WS(' - ',data_template_data.name,data_template_rrd.data_source_name) as data_source_name,
			cdef.name as cdef_name,
			colors.hex
			from graph_templates_item
			left join data_template_rrd on (graph_templates_item.task_item_id=data_template_rrd.id)
			left join data_local on (data_template_rrd.local_data_id=data_local.id)
			left join data_template_data on (data_local.id=data_template_data.local_data_id)
			left join cdef on (cdef_id=cdef.id)
			left join colors on (color_id=colors.id)
			where graph_templates_item.graph_template_id=" . $_GET["id"] . "
			and graph_templates_item.local_graph_id=0
			order by graph_templates_item.sequence");

		$header_label = "[edit: " . db_fetch_cell("select name from graph_templates where id=" . $_GET["id"]) . "]";
	}

	html_start_box("<strong>Graph Template Items</strong> " . htmlspecialchars($header_label), "100%", "", "3", "center", "graph_templates_items.php?action=item_edit&graph_template_id=" . htmlspecialchars(get_request_var("id")));
	draw_graph_items_list($template_item_list, "graph_templates_items.php", "graph_template_id=" . $_GET["id"], false);
	html_end_box();

	html_start_box("<strong>Graph Item Inputs</strong>", "100%", "", "3", "center", "graph_templates_inputs.php?action=input_edit&graph_template_id=" . htmlspecialchars(get_request_var("id")));

	print "<tr class='tableHeader'>";
		DrawMatrixHeaderItem("Name","",2);
	print "</tr>";

	$template_item_list = db_fetch_assoc("select id,name from graph_template_input where graph_template_id=" . $_GET["id"] . " order by name");

	$i = 0;
	if (sizeof($template_item_list) > 0) {
		foreach ($template_item_list as $item) {
			form_alternate_row('', true);
			?>
			<td>
				<a class="linkEditMain" href="<?php print htmlspecialchars("graph_templates_inputs.php?action=input_edit&id=" . $item["id"] . "&graph_template_id=" . $_GET["id"]);?>"><?php print htmlspecialchars($item["name"]);?></a>
			</td>
			<td align="right">
				<a href="<?php print htmlspecialchars("graph_templates_inputs.php?action=input_remove&id=" . $item["id"] . "&graph_template_id=" . $_GET["id"]);?>"><img src="images/delete_icon.gif" style="height:10px;width:10px;" border="0" alt="Delete"></a>
			</td>
		</tr>
		<?php
		}
	}else{
		print "<tr><td colspan='2'><em>No Inputs</em></td></tr>";
	}

	html_end_box();
}

/* ----------------------------
    template - Graph Templates
   ---------------------------- */

function template_edit() {
	global $struct_graph, $image_types, $fields_graph_template_template_edit;

	/* ================= input validation ================= */
	input_validate_input_number(get_request_var("id"));
	/* ==================================================== */

	/* graph item list goes here */
	if (!empty($_GET["id"])) {
		item();
	}

	if (!empty($_GET["id"])) {
		$template = db_fetch_row("select * from graph_templates where id=" . $_GET["id"]);
		$template_graph = db_fetch_row("select * from graph_templates_graph where graph_template_id=" . $_GET["id"] . " and local_graph_id=0");

		$header_label = "[edit: " . $template["name"] . "]";
	}else{
		$header_label = "[new]";
	}

	html_start_box("<strong>Template</strong> " . htmlspecialchars($header_label), "100%", "", "3", "center", "");

	draw_edit_form(array(
		"config" => array(),
		"fields" => inject_form_variables($fields_graph_template_template_edit, (isset($template) ? $template : array()), (isset($template_graph) ? $template_graph : array()))
		));

	html_end_box();

	html_start_box("<strong>Graph Template</strong>", "100%", "", "3", "center", "");

	$form_array = array();

	while (list($field_name, $field_array) = each($struct_graph)) {
		$form_array += array($field_name => $struct_graph[$field_name]);

		$form_array[$field_name]["value"] = (isset($template_graph) ? $template_graph[$field_name] : "");
		$form_array[$field_name]["form_id"] = (isset($template_graph) ? $template_graph["id"] : "0");
		$form_array[$field_name]["description"] = "";
		$form_array[$field_name]["sub_checkbox"] = array(
			"name" => "t_" . $field_name,
			"friendly_name" => "Use Per-Graph Value (Ignore this Value)",
			"value" => (isset($template_graph) ? $template_graph{"t_" . $field_name} : "")
			);
	}

	draw_edit_form(
		array(
			"config" => array(
				"no_form_tag" => true
				),
			"fields" => $form_array
			)
		);

	form_hidden_box("rrdtool_version", read_config_option("rrdtool_version"), "");
	html_end_box();

	form_save_button("graph_templates.php", "return");

//Now we need some javascript to make it dynamic
?>
<script language="JavaScript">

dynamic();

function dynamic() {
	//alert("RRDTool Version is '" + document.getElementById('rrdtool_version').value + "'");
	//alert("Log is '" + document.getElementById('auto_scale_log').checked + "'");
	document.getElementById('t_scale_log_units').disabled=true;
	document.getElementById('scale_log_units').disabled=true;
	if ((document.getElementById('rrdtool_version').value != 'rrd-1.0.x') &&
		(document.getElementById('auto_scale_log').checked)) {
		document.getElementById('t_scale_log_units').disabled=false;
		document.getElementById('scale_log_units').disabled=false;
	}
}

function changeScaleLog() {
	//alert("Log changed to '" + document.getElementById('auto_scale_log').checked + "'");
	document.getElementById('t_scale_log_units').disabled=true;
	document.getElementById('scale_log_units').disabled=true;
	if ((document.getElementById('rrdtool_version').value != 'rrd-1.0.x') &&
		(document.getElementById('auto_scale_log').checked)) {
		document.getElementById('t_scale_log_units').disabled=false;
		document.getElementById('scale_log_units').disabled=false;
	}
}
</script>
<?php

}

function template() {
	global $graph_actions;

	/* ================= input validation ================= */
	input_validate_input_number(get_request_var_request("page"));
	/* ==================================================== */

	/* clean up search string */
	if (isset($_REQUEST["filter"])) {
		$_REQUEST["filter"] = sanitize_search_string(get_request_var("filter"));
	}

	/* clean up sort_column string */
	if (isset($_REQUEST["sort_column"])) {
		$_REQUEST["sort_column"] = sanitize_search_string(get_request_var("sort_column"));
	}

	/* clean up sort_direction string */
	if (isset($_REQUEST["sort_direction"])) {
		$_REQUEST["sort_direction"] = sanitize_search_string(get_request_var("sort_direction"));
	}

	/* if the user pushed the 'clear' button */
	if (isset($_REQUEST["clear_x"])) {
		kill_session_var("sess_graph_template_current_page");
		kill_session_var("sess_graph_template_filter");
		kill_session_var("sess_graph_template_sort_column");
		kill_session_var("sess_graph_template_sort_direction");

		unset($_REQUEST["page"]);
		unset($_REQUEST["filter"]);
		unset($_REQUEST["sort_column"]);
		unset($_REQUEST["sort_direction"]);

	}

	/* remember these search fields in session vars so we don't have to keep passing them around */
	load_current_session_value("page", "sess_graph_template_current_page", "1");
	load_current_session_value("filter", "sess_graph_template_filter", "");
	load_current_session_value("sort_column", "sess_graph_template_sort_column", "name");
	load_current_session_value("sort_direction", "sess_graph_template_sort_direction", "ASC");

	html_start_box("<strong>Graph Templates</strong>", "100%", "", "3", "center", "graph_templates.php?action=template_edit");

	?>
	<tr class='even noprint'>
		<td>
		<form name="form_host_template" action="graph_templates.php">
			<table width="100%" cellpadding="0" cellspacing="0">
				<tr>
					<td nowrap style='white-space: nowrap;' width="50">
						Search:&nbsp;
					</td>
					<td width="1">
						<input type="text" name="filter" size="40" value="<?php print htmlspecialchars(get_request_var_request("filter"));?>">
					</td>
					<td nowrap style='white-space: nowrap;'>
						&nbsp;<input type="submit" value="Go" title="Set/Refresh Filters">
						<input type="submit" name="clear_x" value="Clear" title="Clear Filters">
					</td>
				</tr>
			</table>
			<input type='hidden' name='page' value='1'>
		</form>
		</td>
	</tr>
	<?php

	html_end_box();

	/* form the 'where' clause for our main sql query */
	if (strlen($_REQUEST['filter'])) {
		$sql_where = "WHERE (graph_templates.name LIKE '%%" . get_request_var_request("filter") . "%%')";
	}else{
		$sql_where = "";
	}

	/* print checkbox form for validation */
	print "<form name='chk' method='post' action='graph_templates.php'>\n";

	html_start_box("", "100%", "", "3", "center", "");

	$total_rows = db_fetch_cell("SELECT
		COUNT(graph_templates.id)
		FROM graph_templates
		$sql_where");

	$template_list = db_fetch_assoc("SELECT
		graph_templates.id,graph_templates.name, COUNT(graph_local.id) AS graphs
		FROM graph_templates
		LEFT JOIN graph_local
		ON graph_templates.id=graph_local.graph_template_id
		$sql_where
		GROUP BY graph_templates.id
		ORDER BY " . get_request_var_request("sort_column") . " " . get_request_var_request("sort_direction") .
		" LIMIT " . (read_config_option("num_rows_device")*(get_request_var_request("page")-1)) . "," . read_config_option("num_rows_device"));

	$nav = html_nav_bar("graph_templates.php?filter=" . get_request_var_request("filter"), MAX_DISPLAY_PAGES, get_request_var_request("page"), read_config_option("num_rows_device"), $total_rows);

	print $nav;

	$display_text = array(
		"name" => array("Template Title", "ASC"),
		"graph_templates.id" => array("ID", "ASC"),
		"graphs" => array("Graphs", "DESC")
	);

	html_header_sort_checkbox($display_text, get_request_var_request("sort_column"), get_request_var_request("sort_direction"), false);

	$i = 0;
	if (sizeof($template_list) > 0) {
		foreach ($template_list as $template) {
			form_alternate_row('line' . $template["id"], true);
			form_selectable_cell("<a class='linkEditMain' href='" . htmlspecialchars("graph_templates.php?action=template_edit&id=" . $template["id"]) . "'>" . (strlen(get_request_var_request("filter")) ? preg_replace("/(" . preg_quote(get_request_var_request("filter"), "/") . ")/i", "<span style='background-color: #F8D93D;'>\\1</span>", htmlspecialchars($template["name"])) : htmlspecialchars($template["name"])) . "</a>", $template["id"]);
			form_selectable_cell($template["id"], $template["id"]);
			form_selectable_cell(number_format($template["graphs"]), $template["id"]);
			form_checkbox_cell($template["name"], $template["id"]);
			form_end_row();
		}
		print $nav;
	}else{
		print "<tr><td><em>No Graph Templates</em></td></tr>\n";
	}
	html_end_box(false);

	/* draw the dropdown containing a list of available actions for this form */
	draw_actions_dropdown($graph_actions);

	print "</form>\n";
}

?>

