<?php
/*
 +-------------------------------------------------------------------------+
 | Copyright (C) 2004-2022 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/api_graph.php');
include_once('./lib/api_data_source.php');
include_once('./lib/api_tree.php');
include_once('./lib/html_tree.php');
include_once('./lib/poller.php');
include_once('./lib/template.php');
include_once('./lib/utility.php');

ini_set('max_execution_time', '-1');

$graph_actions = array(
	1 => __('Delete'),
	2 => __('Duplicate'),
	3 => __('Change Settings'),
	4 => __('Full Sync Graphs'),
	5 => __('Quick Sync Graphs')
);

/* set default action */
set_default_action();

switch (get_request_var('action')) {
	case 'save':
		form_save();

		break;
	case 'actions':
		form_actions();

		break;
	case 'input_remove':
		get_filter_request_var('graph_template_id');

		input_remove();

		header('Location: graph_templates.php?header=false&action=template_edit&id=' . get_request_var('graph_template_id'));
		break;
	case 'input_edit':
		top_header();

		input_edit();

		bottom_footer();
		break;
	case 'template_edit':
		top_header();

		template_edit();

		bottom_footer();
		break;
	default:
		top_header();

		template();

		bottom_footer();
		break;
}

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

function form_save() {
	// sanitize ids
	if (isset_request_var('graph_template_id') && !is_numeric(get_nfilter_request_var('graph_template_id'))) {
		$graph_template_id = 0;
	} else {
		$graph_template_id = get_filter_request_var('graph_template_id');
	}

	if (isset_request_var('save_component_template')) {
		/* ================= input validation ================= */
		get_filter_request_var('graph_template_graph_id');
		/* ==================================================== */

		$push_title = true;
		if ($graph_template_id > 0) {
			$prev_title = db_fetch_cell_prepared('SELECT title
				FROM graph_templates_graph
				WHERE graph_template_id = ?
				AND local_graph_id = 0',
				array($graph_template_id));

			if ($prev_title == get_nfilter_request_var('title')) {
				$push_title = false;
			}
		}

		$save1['id']          = $graph_template_id;
		$save1['hash']        = get_hash_graph_template($graph_template_id);
		$save1['name']        = form_input_validate(get_nfilter_request_var('name'), 'name', '', false, 3);
		$save1['multiple']    = isset_request_var('multiple') ? 'on':'';
		$save1['test_source'] = isset_request_var('test_source') ? 'on':'';

		$save2['id']                     = get_nfilter_request_var('graph_template_graph_id');
		$save2['local_graph_template_graph_id'] = 0;
		$save2['local_graph_id']         = 0;
		$save2['t_image_format_id']      = (isset_request_var('t_image_format_id') ? get_nfilter_request_var('t_image_format_id') : '');
		$save2['image_format_id']        = form_input_validate(get_nfilter_request_var('image_format_id'), 'image_format_id', '^[0-9]+$', true, 3);
		$save2['t_title']                = form_input_validate((isset_request_var('t_title') ? get_nfilter_request_var('t_title') : ''), 't_title', '', true, 3);
		$save2['title']                  = form_input_validate(get_nfilter_request_var('title'), 'title', '', (isset_request_var('t_title') ? true : false), 3);
		$save2['t_height']               = form_input_validate((isset_request_var('t_height') ? get_nfilter_request_var('t_height') : ''), 't_height', '', true, 3);
		$save2['height']                 = form_input_validate(get_nfilter_request_var('height'), 'height', '^[0-9]+$', (isset_request_var('t_height') ? true : false), 3);
		$save2['t_width']                = form_input_validate((isset_request_var('t_width') ? get_nfilter_request_var('t_width') : ''), 't_width', '', true, 3);
		$save2['width']                  = form_input_validate(get_nfilter_request_var('width'), 'width', '^[0-9]+$', (isset_request_var('t_width') ? true : false), 3);
		$save2['t_upper_limit']          = form_input_validate((isset_request_var('t_upper_limit') ? get_nfilter_request_var('t_upper_limit') : ''), 't_upper_limit', '', true, 3);
		$save2['upper_limit']            = form_input_validate(get_nfilter_request_var('upper_limit'), 'upper_limit', '^(-?([0-9]+(\.[0-9]*)?|[0-9]*\.[0-9]+)([eE][+\-]?[0-9]+)?)|U$', ((isset_request_var('t_upper_limit') || (strlen(get_nfilter_request_var('upper_limit')) === 0)) ? true : false), 3);
		$save2['t_lower_limit']          = form_input_validate((isset_request_var('t_lower_limit') ? get_nfilter_request_var('t_lower_limit') : ''), 't_lower_limit', '', true, 3);
		$save2['lower_limit']            = form_input_validate(get_nfilter_request_var('lower_limit'), 'lower_limit', '^(-?([0-9]+(\.[0-9]*)?|[0-9]*\.[0-9]+)([eE][+\-]?[0-9]+)?)|U$', ((isset_request_var('t_lower_limit') || (strlen(get_nfilter_request_var('lower_limit')) === 0)) ? true : false), 3);
		$save2['t_vertical_label']       = form_input_validate((isset_request_var('t_vertical_label') ? get_nfilter_request_var('t_vertical_label') : ''), 't_vertical_label', '', true, 3);
		$save2['vertical_label']         = form_input_validate(get_nfilter_request_var('vertical_label'), 'vertical_label', '', true, 3);
		$save2['t_slope_mode']           = form_input_validate((isset_request_var('t_slope_mode') ? get_nfilter_request_var('t_slope_mode') : ''), 't_slope_mode', '', true, 3);
		$save2['slope_mode']             = form_input_validate((isset_request_var('slope_mode') ? get_nfilter_request_var('slope_mode') : ''), 'slope_mode', '', true, 3);
		$save2['t_auto_scale']           = form_input_validate((isset_request_var('t_auto_scale') ? get_nfilter_request_var('t_auto_scale') : ''), 't_auto_scale', '', true, 3);
		$save2['auto_scale']             = form_input_validate((isset_request_var('auto_scale') ? get_nfilter_request_var('auto_scale') : ''), 'auto_scale', '', true, 3);
		$save2['t_auto_scale_opts']      = form_input_validate((isset_request_var('t_auto_scale_opts') ? get_nfilter_request_var('t_auto_scale_opts') : ''), 't_auto_scale_opts', '', true, 3);
		$save2['auto_scale_opts']        = form_input_validate(get_nfilter_request_var('auto_scale_opts'), 'auto_scale_opts', '', true, 3);
		$save2['t_auto_scale_log']       = form_input_validate((isset_request_var('t_auto_scale_log') ? get_nfilter_request_var('t_auto_scale_log') : ''), 't_auto_scale_log', '', true, 3);
		$save2['auto_scale_log']         = form_input_validate((isset_request_var('auto_scale_log') ? get_nfilter_request_var('auto_scale_log') : ''), 'auto_scale_log', '', true, 3);
		$save2['t_scale_log_units']      = form_input_validate((isset_request_var('t_scale_log_units') ? get_nfilter_request_var('t_scale_log_units') : ''), 't_scale_log_units', '', true, 3);
		$save2['scale_log_units']        = form_input_validate((isset_request_var('scale_log_units') ? get_nfilter_request_var('scale_log_units') : ''), 'scale_log_units', '', true, 3);
		$save2['t_auto_scale_rigid']     = form_input_validate((isset_request_var('t_auto_scale_rigid') ? get_nfilter_request_var('t_auto_scale_rigid') : ''), 't_auto_scale_rigid', '', true, 3);
		$save2['auto_scale_rigid']       = form_input_validate((isset_request_var('auto_scale_rigid') ? get_nfilter_request_var('auto_scale_rigid') : ''), 'auto_scale_rigid', '', true, 3);
		$save2['t_auto_padding']         = form_input_validate((isset_request_var('t_auto_padding') ? get_nfilter_request_var('t_auto_padding') : ''), 't_auto_padding', '', true, 3);
		$save2['auto_padding']           = form_input_validate((isset_request_var('auto_padding') ? get_nfilter_request_var('auto_padding') : ''), 'auto_padding', '', true, 3);
		$save2['t_base_value']           = form_input_validate((isset_request_var('t_base_value') ? get_nfilter_request_var('t_base_value') : ''), 't_base_value', '', true, 3);
		$save2['base_value']             = form_input_validate(get_nfilter_request_var('base_value'), 'base_value', '^[0-9]+$', (isset_request_var('t_base_value') ? true : false), 3);
		$save2['t_unit_value']           = form_input_validate((isset_request_var('t_unit_value') ? get_nfilter_request_var('t_unit_value') : ''), 't_unit_value', '', true, 3);
		$save2['unit_value']             = form_input_validate(get_nfilter_request_var('unit_value'), 'unit_value', '', true, 3);
		$save2['t_unit_exponent_value']  = form_input_validate((isset_request_var('t_unit_exponent_value') ? get_nfilter_request_var('t_unit_exponent_value') : ''), 't_unit_exponent_value', '', true, 3);
		$save2['unit_exponent_value']    = form_input_validate(get_nfilter_request_var('unit_exponent_value'), 'unit_exponent_value', '^-?[0-9]+$', true, 3);
		$save2['t_alt_y_grid']           = form_input_validate((isset_request_var('t_alt_y_grid') ? get_nfilter_request_var('t_alt_y_grid') : ''), 't_alt_y_grid', '', true, 3);
		$save2['alt_y_grid']             = form_input_validate((isset_request_var('alt_y_grid') ? get_nfilter_request_var('alt_y_grid') : ''), 'alt_y_grid', '', true, 3);
		$save2['t_right_axis']           = form_input_validate((isset_request_var('t_right_axis') ? get_nfilter_request_var('t_right_axis') : ''), 't_right_axis', '', true, 3);
		$save2['right_axis']             = form_input_validate((isset_request_var('right_axis') ? get_nfilter_request_var('right_axis') : ''), 'right_axis', '^-?([0-9]+(\.[0-9]*)?|\.[0-9]+):-?([0-9]+(\.[0-9]*)?|\.[0-9]+)$', true, 3);
		$save2['t_right_axis_label']     = form_input_validate((isset_request_var('t_right_axis_label') ? get_nfilter_request_var('t_right_axis_label') : ''), 't_right_axis_label', '', true, 3);
		$save2['right_axis_label']       = form_input_validate((isset_request_var('right_axis_label') ? get_nfilter_request_var('right_axis_label') : ''), 'right_axis_label', '', true, 3);
		$save2['t_right_axis_format']    = form_input_validate((isset_request_var('t_right_axis_format') ? get_nfilter_request_var('t_right_axis_format') : ''), 't_right_axis_format', '', true, 3);
		$save2['right_axis_format']      = form_input_validate((isset_request_var('right_axis_format') ? get_nfilter_request_var('right_axis_format') : ''), 'right_axis_format', '^[0-9]+$', true, 3);
		$save2['t_no_gridfit']           = form_input_validate((isset_request_var('t_no_gridfit') ? get_nfilter_request_var('t_no_gridfit') : ''), 't_no_gridfit', '', true, 3);
		$save2['no_gridfit']             = form_input_validate((isset_request_var('no_gridfit') ? get_nfilter_request_var('no_gridfit') : ''), 'no_gridfit', '', true, 3);
		$save2['t_unit_length']          = form_input_validate((isset_request_var('t_unit_length') ? get_nfilter_request_var('t_unit_length') : ''), 't_unit_length', '', true, 3);
		$save2['unit_length']            = form_input_validate((isset_request_var('unit_length') ? get_nfilter_request_var('unit_length') : ''), 'unit_length', '^[0-9]+$', true, 3);
		$save2['t_tab_width']            = form_input_validate((isset_request_var('t_tab_width') ? get_nfilter_request_var('t_tab_width') : ''), 't_tab_width', '', true, 3);
		$save2['tab_width']              = form_input_validate((isset_request_var('tab_width') ? get_nfilter_request_var('tab_width') : ''), 'tab_width', '^[0-9]*$', true, 3);
		$save2['t_dynamic_labels']       = form_input_validate((isset_request_var('t_dynamic_labels') ? get_nfilter_request_var('t_dynamic_labels') : ''), 't_dynamic_labels', '', true, 3);
		$save2['dynamic_labels']         = form_input_validate((isset_request_var('dynamic_labels') ? get_nfilter_request_var('dynamic_labels') : ''), 'dynamic_labels', '', true, 3);
		$save2['t_force_rules_legend']   = form_input_validate((isset_request_var('t_force_rules_legend') ? get_nfilter_request_var('t_force_rules_legend') : ''), 't_force_rules_legend', '', true, 3);
		$save2['force_rules_legend']     = form_input_validate((isset_request_var('force_rules_legend') ? get_nfilter_request_var('force_rules_legend') : ''), 'force_rules_legend', '', true, 3);
		$save2['t_legend_position']      = form_input_validate((isset_request_var('t_legend_position') ? get_nfilter_request_var('t_legend_position') : ''), 't_legend_position', '', true, 3);
		$save2['legend_position']        = form_input_validate((isset_request_var('legend_position') ? get_nfilter_request_var('legend_position') : ''), 'legend_position', '', true, 3);
		$save2['t_legend_direction']     = form_input_validate((isset_request_var('t_legend_direction') ? get_nfilter_request_var('t_legend_direction') : ''), 't_legend_direction', '', true, 3);
		$save2['legend_direction']       = form_input_validate((isset_request_var('legend_direction') ? get_nfilter_request_var('legend_direction') : ''), 'legend_direction', '', true, 3);
		$save2['t_right_axis_formatter'] = form_input_validate((isset_request_var('t_right_axis_formatter') ? get_nfilter_request_var('t_right_axis_formatter') : ''), 't_right_axis_formatter', '', true, 3);
		$save2['right_axis_formatter']   = form_input_validate((isset_request_var('right_axis_formatter') ? get_nfilter_request_var('right_axis_formatter') : ''), 'right_axis_formatter', '', true, 3);
		$save2['t_left_axis_formatter']  = form_input_validate((isset_request_var('t_left_axis_formatter') ? get_nfilter_request_var('t_left_axis_formatter') : ''), 't_left_axis_formatter', '', true, 3);
		$save2['left_axis_formatter']    = form_input_validate((isset_request_var('left_axis_formatter') ? get_nfilter_request_var('left_axis_formatter') : ''), 'left_axis_formatter', '', 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, $push_title);
			} else {
				raise_message(2);
			}
		}
	}

	header('Location: graph_templates.php?header=false&action=template_edit&id=' . (empty($graph_template_id) ? get_nfilter_request_var('graph_template_id') : $graph_template_id));
}

/* ------------------------
    The 'actions' function
   ------------------------ */

function form_actions() {
	global $graph_actions, $config, $image_types;

	/* ================= input validation ================= */
	get_filter_request_var('drp_action', FILTER_VALIDATE_REGEXP, array('options' => array('regexp' => '/^([a-zA-Z0-9_]+)$/')));
	/* ==================================================== */

	/* if we are to save this form, instead of display it */
	if (isset_request_var('selected_items')) {
		$selected_items = sanitize_unserialize_selected_items(get_nfilter_request_var('selected_items'));

		if ($selected_items != false) {
			if (get_request_var('drp_action') == '1') { // delete
				db_execute('DELETE FROM graph_templates
					WHERE ' . array_to_sql_or($selected_items, 'id'));

				$snmp_graph_ids = array_rekey(
					db_fetch_assoc('SELECT id
						FROM snmp_query_graph
						WHERE ' . array_to_sql_or($selected_items, 'graph_template_id')),
					'id', 'id'
				);

				if (cacti_sizeof($snmp_graph_ids)) {
					db_execute('DELETE FROM snmp_query_graph
						WHERE ' . array_to_sql_or($selected_items, 'graph_template_id'));

					db_execute('DELETE FROM snmp_query_graph_rrd
						WHERE snmp_query_graph_id IN (' . implode(', ', $snmp_graph_ids) . ')');

					db_execute('DELETE FROM snmp_query_graph_rrd_sv
						WHERE snmp_query_graph_id IN (' . implode(', ', $snmp_graph_ids) . ')');

					db_execute('DELETE FROM snmp_query_graph_sv
						WHERE snmp_query_graph_id IN (' . implode(', ', $snmp_graph_ids) . ')');
				}

				$graph_template_input = db_fetch_assoc('SELECT id
					FROM graph_template_input
					WHERE ' . array_to_sql_or($selected_items, 'graph_template_id'));

				if (cacti_sizeof($graph_template_input) > 0) {
					foreach ($graph_template_input as $item) {
						db_execute_prepared('DELETE FROM graph_template_input_defs
							WHERE graph_template_input_id = ?', array($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($selected_items, 'graph_template_id'));
			} elseif (get_request_var('drp_action') == '2') { // duplicate
				for ($i=0;($i<cacti_count($selected_items));$i++) {
					api_duplicate_graph(0, $selected_items[$i], get_nfilter_request_var('title_format'));
				}
			} elseif (get_request_var('drp_action') == '3') { // resize
				get_filter_request_var('graph_width');
				get_filter_request_var('graph_height');
				get_filter_request_var('image_format_id');

				for ($i=0;($i<cacti_count($selected_items));$i++) {
					db_execute_prepared('UPDATE graph_templates_graph
						SET width = ?, height = ?, image_format_id = ?
						WHERE graph_template_id = ?',
						array(get_request_var('graph_width'),
						get_request_var('graph_height'),
						get_request_var('image_format_id'),
						$selected_items[$i]));
				}
			} elseif (get_request_var('drp_action') == '4') { // retemplate
				for ($i=0;($i<cacti_count($selected_items));$i++) {
					retemplate_graphs($selected_items[$i]);

					$graph_template_name = db_fetch_cell_prepared('SELECT name
						FROM graph_templates
						WHERE id = ?',
						array($selected_items[$i]));

					if (isset($_SESSION['sess_gt_repairs']) && $_SESSION['sess_gt_repairs'] > 0) {
						raise_message('gt_repair' . $selected_items[$i], __('Sync of Graph Template \'%s\' Resulted in %s Repairs!', $graph_template_name, $_SESSION['sess_gt_repairs']), MESSAGE_LEVEL_WARN);
					} else {
						raise_message('gt_repair' . $selected_items[$i], __('Sync of Graph Template \'%s\' Resulted in no Repairs.', $graph_template_name), MESSAGE_LEVEL_INFO);
					}
				}
			} elseif (get_request_var('drp_action') == '5') { // resequence graphs with sequences off
				for ($i=0;($i<cacti_count($selected_items));$i++) {
					retemplate_graphs($selected_items[$i], 0, true);

					$graph_template_name = db_fetch_cell_prepared('SELECT name
						FROM graph_templates
						WHERE id = ?',
						array($selected_items[$i]));

					if (isset($_SESSION['sess_gt_repairs']) && $_SESSION['sess_gt_repairs'] > 0) {
						raise_message('gt_repair' . $selected_items[$i], __('Sync of Graph Template \'%s\' Resulted in %s Repairs!', $graph_template_name, $_SESSION['sess_gt_repairs']), MESSAGE_LEVEL_WARN);
					} else {
						raise_message('gt_repair' . $selected_items[$i], __('Sync of Graph Template \'%s\' Resulted in no Repairs.', $graph_template_name), MESSAGE_LEVEL_INFO);
					}
				}
			}
		}

		header('Location: graph_templates.php?header=false');
		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 */
	foreach ($_POST as $var => $val) {
		if (preg_match('/^chk_([0-9]+)$/', $var, $matches)) {
			/* ================= input validation ================= */
			input_validate_input_number($matches[1]);
			/* ==================================================== */

			$graph_list .= '<li>' . html_escape(db_fetch_cell_prepared('SELECT name FROM graph_templates WHERE id = ?', array($matches[1]))) . '</li>';
			$graph_array[$i] = $matches[1];

			$i++;
		}
	}

	top_header();

	form_start('graph_templates.php');

	html_start_box($graph_actions[get_nfilter_request_var('drp_action')], '60%', '', '3', 'center', '');

	if (isset($graph_array) && cacti_sizeof($graph_array)) {
		if (get_request_var('drp_action') == '1') { // delete
			print "<tr>
				<td class='textArea'>
					<p>" . __('Click \'Continue\' to delete the following Graph Template(s).  Any Graph(s) associated with the Template(s) will become individual Graph(s).') . "</p>
					<div class='itemlist'><ul>$graph_list</ul></div>
				</td>
			</tr>\n";

			$save_html = "<input type='button' class='ui-button ui-corner-all ui-widget' value='" . __esc('Cancel') . "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' class='ui-button ui-corner-all ui-widget' value='" . __esc('Continue') . "' title='" . __esc('Delete Graph Template(s)') . "'>";
		} elseif (get_request_var('drp_action') == '2') { // duplicate
			print "<tr>
				<td class='textArea'>
					<p>" . __('Click \'Continue\' to duplicate the following Graph Template(s). You can optionally change the title format for the new Graph Template(s).') . "</p>
					<div class='itemlist'><ul>$graph_list</ul></div>
					<p><strong>" . __('Title Format:'). "</strong><br>"; form_text_box('title_format', '<template_title> (1)', '', '255', '30', 'text'); print "</p>
				</td>
			</tr>\n";

			$save_html = "<input type='button' class='ui-button ui-corner-all ui-widget' value='" . __esc('Cancel') . "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' class='ui-button ui-corner-all ui-widget' value='" . __esc('Continue'). "' title='" . __esc('Duplicate Graph Template(s)') . "'>";
		} elseif (get_request_var('drp_action') == '3') { // resize
			print "<tr>
				<td class='textArea'>
					<p>" . __('Click \'Continue\' to resize the following Graph Template(s) and Graph(s) to the Height and Width below.  The defaults below are maintained in Settings.') . "</p>
					<div class='itemlist'><ul>$graph_list</ul></div>
				</td>
			</tr>
			</table>
			<table class='filterTable'>
			<tr>
				<td>";

			print __('Graph Height') . '</td><td>';
			form_text_box('graph_height', read_config_option('default_graph_height'), '', '5', '5', 'text');
			print '</td></tr><tr><td>' . __('Graph Width') . '</td><td>';
			form_text_box('graph_width', read_config_option('default_graph_width'), '', '5', '5', 'text');
			print '</td></tr><tr><td>' . __('Image Format') . '</td><td>';
			form_dropdown('image_format_id', $image_types, '', '', read_config_option('default_image_format'), '', '');

			print "</td></tr></table><div class='break'></div><table style='width:100%'>\n";

			$save_html = "<input type='button' class='ui-button ui-corner-all ui-widget' value='" . __esc('Cancel') . "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' class='ui-button ui-corner-all ui-widget' value='" . __esc('Continue') . "' title='" . __esc('Resize Selected Graph Template(s)') . "'>";
		} elseif (get_request_var('drp_action') == '4') { // retemplate
			print "<tr>
				<td class='textArea'>
					<p>" . __('Click \'Continue\' to perform a Full Synchronization between your Graphs and the chosen Graph Templates(s). If you simply have a situation where the Graph Items don\'t match the Graph Template, try the Quick Sync Graphs option first as it will take much less time.  This function is important if you have Graphs that exist with multiple versions of a Graph Template and wish to make them all common in appearance.') . "</p>
					<div class='itemlist'><ul>$graph_list</ul></div>
				</td>
			</tr>\n";

			$save_html = "<input type='button' class='ui-button ui-corner-all ui-widget' value='" . __esc('Cancel') . "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' class='ui-button ui-corner-all ui-widget' value='" . __esc('Continue'). "' title='" . __esc('Synchronize Graphs to Graph Template(s)') . "'>";
		} elseif (get_request_var('drp_action') == '5') { // retemplate only where sequences are off
			print "<tr>
				<td class='textArea'>
					<p>" . __('Click \'Continue\' to perform a Quick Synchronization of your Graphs for the following Graph Template(s). Use this option if your Graphs have Graph Items that do not match your Graph Template.  If this option does not work, use the Full Sync Graphs option, which will take more time to complete.') . "</p>
					<div class='itemlist'><ul>$graph_list</ul></div>
				</td>
			</tr>\n";

			$save_html = "<input type='button' class='ui-button ui-corner-all ui-widget' value='" . __esc('Cancel') . "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' class='ui-button ui-corner-all ui-widget' value='" . __esc('Continue'). "' title='" . __esc('Synchronize Graphs to Graph Template(s)') . "'>";
		}
	} else {
		raise_message(40);
		header('Location: graph_templates.php?header=false');
		exit;
	}

	print "<tr>
		<td 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='" . html_escape(get_nfilter_request_var('drp_action')) . "'>
			$save_html
		</td>
	</tr>\n";

	html_end_box();

	form_end();

	bottom_footer();
}

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

	/* ================= input validation ================= */
	get_filter_request_var('id');
	/* ==================================================== */

	if (isempty_request_var('id')) {
		$template_item_list = array();

		$header_label = 'Graph Template Items [new]';
	} else {
		$template_item_list = db_fetch_assoc_prepared("SELECT gti.id, gti.sequence, gti.text_format, gti.alpha,
			gti.value, gti.hard_return, gti.graph_type_id, gti.consolidation_function_id, gti.textalign,
			CONCAT(IFNULL(dt.name, ''), ' (', dtr.data_source_name, ')') AS data_source_name,
			cdef.name AS cdef_name, vdef.name as vdef_name, colors.hex, gtgp.name as gprint_name
			FROM graph_templates_item AS gti
			LEFT JOIN data_template_rrd AS dtr
			ON gti.task_item_id=dtr.id
			LEFT JOIN data_local AS dl
			ON dtr.local_data_id=dl.id
			LEFT JOIN data_template AS dt
			ON dt.id=dtr.data_template_id
			LEFT JOIN data_template_data AS dtd
			ON dl.id=dtd.local_data_id
			LEFT JOIN graph_templates_gprint as gtgp
			ON gtgp.id=gti.gprint_id
			LEFT JOIN cdef
			ON cdef_id=cdef.id
			LEFT JOIN vdef
			ON vdef_id=vdef.id
			LEFT JOIN colors
			ON color_id=colors.id
			WHERE gti.graph_template_id = ?
			AND gti.local_graph_id=0
			ORDER BY gti.sequence",
			array(get_request_var('id')));

		$header_label = __esc('Graph Template Items [edit: %s]', db_fetch_cell_prepared('SELECT name FROM graph_templates WHERE id = ?', array(get_request_var('id'))));
	}

	html_start_box($header_label, '100%', '', '3', 'center', 'graph_templates_items.php?action=item_edit&graph_template_id=' . get_request_var('id'));
	draw_graph_items_list($template_item_list, 'graph_templates_items.php', 'graph_template_id=' . get_request_var('id'), false);
	html_end_box();

	html_start_box(__('Graph Item Inputs'), '100%', '', '3', 'center', 'graph_templates_inputs.php?action=input_edit&graph_template_id=' . get_request_var('id'));

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

	$template_item_list = db_fetch_assoc_prepared('SELECT id, name
		FROM graph_template_input
		WHERE graph_template_id = ?
		ORDER BY name', array(get_request_var('id')));

	$i = 0;
	if (cacti_sizeof($template_item_list) > 0) {
		foreach ($template_item_list as $item) {
			form_alternate_row('', true);
			?>
			<td>
				<a class='linkEditMain' href='<?php print html_escape('graph_templates_inputs.php?action=input_edit&id=' . $item['id'] . '&graph_template_id=' . get_request_var('id'));?>'><?php print html_escape($item['name']);?></a>
			</td>
			<td class='right'>
				<a class='deleteMarker fa fa-times' title='<?php print __esc('Delete');?>' href='<?php print html_escape('graph_templates_inputs.php?action=input_remove&id=' . $item['id'] . '&graph_template_id=' . get_request_var('id') . '&nostate=true');?>'></a>
			</td>
		</tr>
		<?php
		}
	} else {
		print "<tr><td colspan='2'><em>" . __('No Inputs') . "</em></td></tr>";
	}

	?>
	<script type='text/javascript'>
	$(function() {
		$('.deleteMarker, .moveArrow').click(function(event) {
			event.preventDefault();
			loadPageNoHeader($(this).attr('href'));
		});
	});
	</script>
	<?php

	html_end_box();
}

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

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

	/* ================= input validation ================= */
	get_filter_request_var('id');
	/* ==================================================== */

	/* graph item list goes here */
	if (!isempty_request_var('id')) {
		item();
	}

	if (!isempty_request_var('id')) {
		$template = db_fetch_row_prepared('SELECT *
			FROM graph_templates
			WHERE id = ?',
			array(get_request_var('id')));

		$template_graph = db_fetch_row_prepared('SELECT *
			FROM graph_templates_graph
			WHERE graph_template_id = ?
			AND local_graph_id=0',
			array(get_request_var('id')));

		$header_label = __esc('Graph Template [edit: %s]', $template['name']);
	} else {
		$header_label = __('Graph Template [new]');
	}

	form_start('graph_templates.php', 'graph_templates');

	html_start_box($header_label, '100%', true, '3', 'center', '');

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

	html_end_box(true, true);

	html_start_box(__('Graph Template Options'), '100%', true, '3', 'center', '');

	$form_array = array();

	foreach ($struct_graph as $field_name => $field_array) {
		$form_array += array($field_name => $struct_graph[$field_name]);

		if ($form_array[$field_name]['method'] != 'spacer') {
			$form_array[$field_name]['value'] = (isset($template_graph[$field_name]) ? $template_graph[$field_name] : '');
		}

		$form_array[$field_name]['form_id'] = (isset($template_graph['id']) ? $template_graph['id'] : '0');

		if ($form_array[$field_name]['method'] != 'spacer') {
			$form_array[$field_name]['sub_checkbox'] = array(
				'name' => 't_' . $field_name,
				'friendly_name' => __esc('Check this checkbox if you wish to allow the user to override the value on the right during Graph creation.'),
				'value' => (isset($template_graph['t_' . $field_name]) ? $template_graph['t_' . $field_name] : '')
			);
		}
	}

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

	form_hidden_box('rrdtool_version', get_rrdtool_version(), '');

	html_end_box(true, true);

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

	//Now we need some javascript to make it dynamic
	?>
	<script type='text/javascript'>

	$(function() {
		dynamic();
	});

	function dynamic() {
		$('#t_scale_log_units').prop('disabled', true);
		$('#scale_log_units').prop('disabled', true);
		if ($('#auto_scale_log').is(':checked')) {
			$('#t_scale_log_units').prop('disabled', false);
			$('#scale_log_units').prop('disabled', false);
		}
	}

	function changeScaleLog() {
		$('#t_scale_log_units').prop('disabled', true);
		$('#scale_log_units').prop('disabled', true);
		if ($('#auto_scale_log').is(':checked')) {
			$('#t_scale_log_units').prop('disabled', false);
			$('#scale_log_units').prop('disabled', false);
		}
	}
	</script>
	<?php
}

function template() {
	global $graph_actions, $item_rows, $image_types;

	/* ================= input validation and session storage ================= */
	$filters = array(
		'rows' => array(
			'filter' => FILTER_VALIDATE_INT,
			'pageset' => true,
			'default' => '-1'
			),
		'page' => array(
			'filter' => FILTER_VALIDATE_INT,
			'default' => '1'
			),
		'filter' => array(
			'filter' => FILTER_DEFAULT,
			'pageset' => true,
			'default' => ''
			),
		'sort_column' => array(
			'filter' => FILTER_CALLBACK,
			'default' => 'name',
			'options' => array('options' => 'sanitize_search_string')
			),
		'sort_direction' => array(
			'filter' => FILTER_CALLBACK,
			'default' => 'ASC',
			'options' => array('options' => 'sanitize_search_string')
			),
		'has_graphs' => array(
			'filter' => FILTER_VALIDATE_REGEXP,
			'options' => array('options' => array('regexp' => '(true|false)')),
			'pageset' => true,
			'default' => read_config_option('default_has') == 'on' ? 'true':'false'
			)
	);

	validate_store_request_vars($filters, 'sess_gt');
	/* ================= input validation ================= */

	if (get_request_var('rows') == '-1') {
		$rows = read_config_option('num_rows_table');
	} else {
		$rows = get_request_var('rows');
	}

	html_start_box(__('Graph Templates'), '100%', '', '3', 'center', 'graph_templates.php?action=template_edit');

	?>
	<tr class='even noprint'>
		<td>
		<form id='form_graph_template' action='graph_templates.php'>
			<table class='filterTable'>
				<tr>
					<td>
						<?php print __('Search');?>
					</td>
					<td>
						<input type='text' class='ui-state-default' id='filter' name='filter' size='25' value='<?php print html_escape_request_var('filter');?>'>
					</td>
					<td>
						<?php print __('Graph Templates');?>
					</td>
					<td>
						<select id='rows' name='rows' onChange='applyFilter()'>
							<option value='-1'<?php print (get_request_var('rows') == '-1' ? ' selected>':'>') . __('Default');?></option>
							<?php
							if (cacti_sizeof($item_rows)) {
								foreach ($item_rows as $key => $value) {
									print "<option value='" . $key . "'"; if (get_request_var('rows') == $key) { print ' selected'; } print '>' . html_escape($value) . "</option>\n";
								}
							}
							?>
						</select>
					</td>
					<td>
						<span>
							<input type='checkbox' id='has_graphs' <?php print (get_request_var('has_graphs') == 'true' ? 'checked':'');?>>
							<label for='has_graphs'><?php print __('Has Graphs');?></label>
						</span>
					</td>
					<td>
						<span>
							<input type='button' class='ui-button ui-corner-all ui-widget' id='refresh' value='<?php print __esc('Go');?>' title='<?php print __esc('Set/Refresh Filters');?>'>
							<input type='button' class='ui-button ui-corner-all ui-widget' id='clear' value='<?php print __esc('Clear');?>' title='<?php print __esc('Clear Filters');?>'>
						</span>
					</td>
				</tr>
			</table>
		</form>
		<script type='text/javascript'>
		var disabled = true;

		function applyFilter() {
			strURL  = 'graph_templates.php?header=false';
			strURL += '&filter='+$('#filter').val();
			strURL += '&rows='+$('#rows').val();
			strURL += '&has_graphs='+$('#has_graphs').is(':checked');
			loadPageNoHeader(strURL);
		}

		function clearFilter() {
			strURL = 'graph_templates.php?clear=1&header=false';
			loadPageNoHeader(strURL);
		}

		$(function() {
			$('#refresh').click(function() {
				applyFilter();
			});

			$('#has_graphs').click(function() {
				applyFilter();
			});

			$('#clear').click(function() {
				clearFilter();
			});

			$('#form_graph_template').submit(function(event) {
				event.preventDefault();
				applyFilter();
			});
		});
		</script>
		</td>
	</tr>
	<?php

	html_end_box();

	/* form the 'where' clause for our main sql query */
	if (get_request_var('filter') != '') {
		$sql_where = 'WHERE (gt.name LIKE ' . db_qstr('%' . get_request_var('filter') . '%') . ')';
	} else {
		$sql_where = '';
	}

	if (get_request_var('has_graphs') == 'true') {
		$sql_having = 'HAVING graphs>0';
	} else {
		$sql_having = '';
	}

	$total_rows = db_fetch_cell("SELECT COUNT(`rows`)
		FROM (SELECT
			COUNT(gt.id) AS `rows`,
			COUNT(gl.id) AS graphs
			FROM graph_templates AS gt
			LEFT JOIN graph_local AS gl
			ON gt.id=gl.graph_template_id
			INNER JOIN (
				SELECT *
				FROM graph_templates_graph AS gtg
				WHERE gtg.local_graph_id=0
			) AS gtg
			ON gtg.graph_template_id=gt.id
			$sql_where
			GROUP BY gt.id
			$sql_having
		) AS rs");

	$sql_order = get_order_string();
	$sql_limit = ' LIMIT ' . ($rows*(get_request_var('page')-1)) . ',' . $rows;

	$template_list = db_fetch_assoc("SELECT
		gt.id, gt.name, gl.snmp_query_id AS dqid,
		CONCAT(gtg.height,'x',gtg.width) AS size, gtg.vertical_label,
		gtg.image_format_id, COUNT(gl.id) AS graphs
		FROM graph_templates AS gt
		INNER JOIN graph_templates_graph AS gtg
		ON gtg.graph_template_id=gt.id
		AND gtg.local_graph_id=0
		LEFT JOIN graph_local AS gl
		ON gt.id=gl.graph_template_id
		$sql_where
		GROUP BY gt.id
		$sql_having
		$sql_order
		$sql_limit");

	$display_text = array(
		'name' => array(
			'display' => __('Graph Template Name'),
			'align' => 'left',
			'sort' => 'ASC',
			'tip' => __('The name of this Graph Template.')
		),
		'gt.id' => array(
			'display' => __('ID'),
			'align' => 'right',
			'sort' => 'ASC',
			'tip' => __('The internal ID for this Graph Template.  Useful when performing automation or debugging.')
		),
		'nosort3' => array(
			'display' => __('Deletable'),
			'align' => 'right',
			'tip' => __('Graph Templates that are in use cannot be Deleted.  In use is defined as being referenced by a Graph.')
		),
		'graphs' => array(
			'display' => __('Graphs Using'),
			'align' => 'right',
			'sort' => 'DESC',
			'tip' => __('The number of Graphs using this Graph Template.')
		),
		'size' => array(
			'display' => __('Size'),
			'align' => 'right',
			'sort' => 'ASC',
			'tip' => __('The default size of the resulting Graphs.')
		),
		'image_format_id' => array(
			'display' => __('Image Format'),
			'align' => 'right',
			'sort' => 'ASC',
			'tip' => __('The default image format for the resulting Graphs.')
		),
		'vertical_label' => array(
			'display' => __('Vertical Label'),
			'align' => 'right',
			'sort' => 'ASC',
			'tip' => __('The vertical label for the resulting Graphs.')
		)
	);

	$nav = html_nav_bar('graph_templates.php?filter=' . get_request_var('filter'), MAX_DISPLAY_PAGES, get_request_var('page'), $rows, $total_rows, cacti_sizeof($display_text) + 1, __('Graph Templates'), 'page', 'main');

	form_start('graph_templates.php', 'chk');

	print $nav;

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

	html_header_sort_checkbox($display_text, get_request_var('sort_column'), get_request_var('sort_direction'), false);

	$i = 0;
	if (cacti_sizeof($template_list)) {
		foreach ($template_list as $template) {
			if ($template['graphs'] > 0) {
				$disabled = true;
			} else {
				$disabled = false;
			}
			form_alternate_row('line' . $template['id'], true, $disabled);
			form_selectable_cell(filter_value($template['name'], get_request_var('filter'), 'graph_templates.php?action=template_edit&id=' . $template['id']), $template['id']);
			form_selectable_cell($template['id'], $template['id'], '', 'right');
			form_selectable_cell($disabled ? __('No'):__('Yes'), $template['id'], '', 'right');
			form_selectable_cell(number_format_i18n($template['graphs'], '-1'), $template['id'], '', 'right');
			form_selectable_ecell($template['size'], $template['id'], '', 'right');
			form_selectable_cell($image_types[$template['image_format_id']], $template['id'], '', 'right');
			form_selectable_ecell($template['vertical_label'], $template['id'], '', 'right');
			form_checkbox_cell($template['name'], $template['id'], $disabled);
			form_end_row();
		}
	} else {
		print "<tr class='tableRow'><td colspan='" . (cacti_sizeof($display_text)+1) . "'><em>" . __('No Graph Templates Found') . "</em></td></tr>\n";
	}
	html_end_box(false);

	if (cacti_sizeof($template_list)) {
		print $nav;
	}

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

	form_end();
}