maint.php

<?php
/*
 ex: set tabstop=4 shiftwidth=4 autoindent:
 +-------------------------------------------------------------------------+
 | Copyright (C) 2004-2026 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/                                                   |
 +-------------------------------------------------------------------------+
*/

global $config;

chdir('../../');
include_once('./include/auth.php');
include_once($config['base_path'] . '/plugins/maint/functions.php');

define('MAINT_HOST_FILTER_LOC_ANY', '__any'); // internal value unlikely in data
define('MAINT_HOST_FILTER_LOC_NONE', '__none');
define('MAINT_HOST_FILTER_ANY', '-1');
define('MAINT_HOST_FILTER_NONE', '0'); // Must be zero to match host table values for None

// Maint Schedule Actions
$actions = [
	1 => __('Update Time (Now + 1 Hour)', 'maint'),
	2 => __('Delete', 'maint'),
];

// Host Maint Schedule Actions
$assoc_actions = [
	1 => __('Associate', 'maint'),
	2 => __('Disassociate', 'maint'),
];

$maint_types =  [
	1 => __('One Time', 'maint'),
	2 => __('Recurring', 'maint'),
];

$maint_intervals = [
	0      => __('Not Defined', 'maint'),
	86400  => __('Every Day', 'maint'),
	604800 => __('Every Week', 'maint'),
];

$yesno = [
	''    => __('No', 'maint'), // table value
	0     => __('No', 'maint'),
	1     => __('Yes', 'maint'),
	'on'  => __('Yes', 'maint'),
	'off' => __('No', 'maint'),
];

// Present a tabbed interface
$tabs = [
	'general' => __('General', 'maint'),
];

if (api_plugin_is_enabled('thold')) {
	$tabs['hosts'] = __('Thold Devices', 'maint');
	define('MAINT_HOST_TYPE_HOSTS', '1');
}

if (api_plugin_is_enabled('webseer')) {
	$tabs['webseer'] = __('WebSeer', 'maint');
	define('MAINT_HOST_TYPE_WEBSEER', '2');
}

if (api_plugin_is_enabled('servcheck')) {
	$tabs['servcheck'] = __('Servcheck', 'maint');
	define('MAINT_HOST_TYPE_SERVCHECK', '3');
}

$tabs = api_plugin_hook_function('maint_tabs', $tabs);

set_default_action();

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

		break;
	case 'actions':
		form_actions();

		break;
	case 'edit':
		top_header();
		schedule_edit();
		bottom_footer();

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

		break;
}

/**
 * Delete selected maintenance schedules
 *
 * Deletes schedules and all associated host mappings.
 * Redirects to main page after deletion.
 *
 * @return void This function exits after redirect
 */
function schedule_delete(): void {
	$selected_items = sanitize_unserialize_selected_items(get_nfilter_request_var('selected_items'));

	if ($selected_items != false) {
		foreach ($selected_items as $id) {
			db_execute_prepared('DELETE FROM plugin_maint_schedules WHERE id=? LIMIT 1', [$id]);
			db_execute_prepared('DELETE FROM plugin_maint_hosts WHERE schedule = ?', [$id]);
		}
	}

	header('Location: maint.php?header=false');

	exit;
}

/**
 * Update selected schedules to start now and end in 1 hour
 *
 * Sets the start time to current time (rounded to nearest minute)
 * and end time to 1 hour later. Redirects to main page after update.
 *
 * @return void This function exits after redirect
 */
function schedule_update(): void {
	$selected_items = sanitize_unserialize_selected_items(get_nfilter_request_var('selected_items'));

	if ($selected_items != false) {
		foreach ($selected_items as $id) {
			$stime = intval(time() / 60) * 60;
			$etime = $stime + 3600;
			db_execute_prepared('UPDATE plugin_maint_schedules
				SET stime = ?, etime = ?
				WHERE id = ?
				LIMIT 1',
				[$stime, $etime, $id],
			);
		}
	}

	header('Location: maint.php?header=false');

	exit;
}

/**
 * Save a maintenance schedule from edit form
 *
 * Validates and saves schedule data including:
 * - Name, type (one-time or recurring), enabled status
 * - Start/end times, interval for recurring schedules
 * Redirects to edit page after save.
 *
 * @return void This function exits after redirect
 */
function form_save(): void {
	global $plugins;

	if (isset_request_var('save_component')) {
		// ================= input validation =================
		get_filter_request_var('id');
		get_filter_request_var('mtype');
		get_filter_request_var('minterval');

		if (isset_request_var('name')) {
			// Remove HTML <>
			set_request_var('name', trim(str_replace(['\\', "'", '"', '<', '>'], '', get_nfilter_request_var('name'))));
		}

		if (isset_request_var('stime')) {
			set_request_var('stime', trim(str_replace(['\\', "'", '"'], '', get_nfilter_request_var('stime'))));
		}

		if (isset_request_var('etime')) {
			set_request_var('etime', trim(str_replace(['\\', "'", '"'], '', get_nfilter_request_var('etime'))));
		}
		// ====================================================

		$save['id']        = get_nfilter_request_var('id');
		$save['name']      = get_nfilter_request_var('name');
		$save['mtype']     = get_nfilter_request_var('mtype');
		$save['stime']     = strtotime(get_nfilter_request_var('stime'));
		$save['etime']     = strtotime(get_nfilter_request_var('etime'));
		$save['minterval'] = get_nfilter_request_var('minterval');

		if (isset_request_var('enabled')) {
			$save['enabled'] = 'on';
		} else {
			$save['enabled'] = '';
		}

		if ($save['mtype'] == 1) {
			$save['minterval'] = 0;
		}

		if ($save['stime'] >= $save['etime']) {
			raise_message(2);
		}

		if (!is_error_message()) {
			$id = sql_save($save, 'plugin_maint_schedules');

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

		header('Location: maint.php?tab=general&action=edit&header=false&id=' . (empty($id) ? $save['id'] : $id));

		exit;
	}
}

/**
 * Handle form actions for schedules and host associations
 *
 * Processes:
 * - Schedule actions (delete, update time)
 * - Host association actions (associate, disassociate)
 * - WebSeer URL associations
 * - Servcheck test associations
 *
 * @return void This function may exit after processing
 */
function form_actions(): void {
	global $actions, $assoc_actions;

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

	// ================= input validation =================	// if we are to save this form, instead of display it
	if (isset_request_var('selected_items')) {
		if (isset_request_var('save_list')) {
			if (get_request_var('drp_action') == '2') { // delete
				schedule_delete();
			} elseif (get_request_var('drp_action') == '1') { // update
				schedule_update();
			}

			header('Location: maint.php?header=false');

			exit;
		}

		if (isset_request_var('save_hosts')) {
			$selected_items = sanitize_unserialize_selected_items(get_nfilter_request_var('selected_items'));

			if ($selected_items != false) {
				if (get_request_var('drp_action') == '1') { // associate
					for ($i = 0; ($i < count($selected_items)); $i++) {
						db_execute_prepared('REPLACE INTO plugin_maint_hosts
							(type, host, schedule)
							VALUES (?, ?, ?)',
							[MAINT_HOST_TYPE_HOSTS, $selected_items[$i], get_request_var('id')],
						);
					}
				} elseif (get_request_var('drp_action') == '2') { // disassociate
					for ($i = 0; ($i < count($selected_items)); $i++) {
						db_execute_prepared('DELETE FROM plugin_maint_hosts
							WHERE type = ?
							AND host = ?
							AND schedule = ?',
							[MAINT_HOST_TYPE_HOSTS, $selected_items[$i], get_request_var('id')],
						);
					}
				}
			}

			header('Location: maint.php?action=edit&tab=hosts&header=false&id=' . get_request_var('id'));

			exit;
		}

		if (isset_request_var('save_webseer')) {
			$selected_items = sanitize_unserialize_selected_items(get_nfilter_request_var('selected_items'));

			if ($selected_items != false) {
				if (get_request_var('drp_action') == '1') { // associate
					for ($i = 0; ($i < count($selected_items)); $i++) {
						db_execute_prepared('REPLACE INTO plugin_maint_hosts
							(type, host, schedule)
							VALUES (?, ?, ?)',
							[MAINT_HOST_TYPE_WEBSEER, $selected_items[$i], get_request_var('id')],
						);
					}
				} elseif (get_request_var('drp_action') == '2') { // disassociate
					for ($i = 0; ($i < count($selected_items)); $i++) {
						db_execute_prepared('DELETE FROM plugin_maint_hosts
							WHERE type = ?
							AND host = ?
							AND schedule = ?',
							[MAINT_HOST_TYPE_WEBSEER, $selected_items[$i], get_request_var('id')],
						);
					}
				}
			}

			header('Location: maint.php?action=edit&tab=webseer&header=false&id=' . get_request_var('id'));

			exit;
		}

		if (isset_request_var('save_servcheck')) {
			$selected_items = sanitize_unserialize_selected_items(get_nfilter_request_var('selected_items'));

			if ($selected_items != false) {
				if (get_request_var('drp_action') == '1') { // associate
					for ($i = 0; ($i < count($selected_items)); $i++) {
						db_execute_prepared('REPLACE INTO plugin_maint_hosts
							(type, host, schedule)
							VALUES (?, ?, ?)',
							[MAINT_HOST_TYPE_SERVCHECK, $selected_items[$i], get_request_var('id')],
						);
					}
				} elseif (get_request_var('drp_action') == '2') { // disassociate
					for ($i = 0; ($i < count($selected_items)); $i++) {
						db_execute_prepared('DELETE FROM plugin_maint_hosts
							WHERE type = ?
							AND host = ?
							AND schedule = ?',
							[MAINT_HOST_TYPE_SERVCHECK, $selected_items[$i], get_request_var('id')],
						);
					}
				}
			}

			header('Location: maint.php?action=edit&tab=servcheck&header=false&id=' . get_request_var('id'));

			exit;
		} else {
			api_plugin_hook_function('maint_actions_execute');
		}
	}

	// setup some variables
	$list      = '';
	$array     = [];
	$list_name = '';

	if (isset_request_var('id')) {
		$list_name = html_escape(
			db_fetch_cell_prepared('SELECT name
				FROM plugin_maint_schedules
				WHERE id = ?',
				[get_request_var('id')],
			),
		);
	}

	if (isset_request_var('save_list')) {
		// loop through each of the notification lists 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]);
				// ====================================================

				$list .= '<li><b>' . html_escape(
					db_fetch_cell_prepared('SELECT name
						FROM plugin_maint_schedules
						WHERE id=?',
						[$matches[1]],
					),
				)
					. '</b></li>';
				$array[] = $matches[1];
			}
		}

		top_header();

		form_start('maint.php');

		html_start_box($actions[get_request_var('drp_action')] . " $list_name", '60%', false, 3, 'center', '');

		$save_html = '';

		if (cacti_sizeof($array)) {
			if (get_request_var('drp_action') == '1') { // update
				print "<tr>
					<td class='textArea'>
						<p>" . __('Click \'Continue\' to Update the following Maintenance Schedule(s).', 'maint') . "</p>
						<ul>$list</ul>
					</td>
				</tr>";

				$save_html = "<button type='button' class='ui-button ui-corner-all ui-widget' onClick='cactiReturnTo(\"maint.php\")'>" . __esc('Cancel', 'maint') . "</button>
					<button type='submit' class='ui-button ui-corner-all ui-widget ui-state-active' title='" . __esc('Update Maintenance Schedule(s)', 'maint') . "'>" . __esc('Continue', 'maint') . '</button>';
			} elseif (get_request_var('drp_action') == '2') { // delete
				print "<tr>
					<td class='textArea'>
						<p>" . __('Click \'Continue\' to Delete the following Maintenance Schedule(s).  Any Devices(s) Associated with this Schedule will be Disassociated.', 'maint') . "</p>
						<ul>$list</ul>
					</td>
				</tr>";

				$save_html = "<input type='button' value='" . __esc('Cancel', 'maint') . "' onClick='cactiReturnTo(\"maint.php\")'>&nbsp;<input type='submit' value='" . __esc('Continue', 'maint') . "' title='" . __esc('Delete Maintenance Schedule(s)', 'maint') . "'>";
			}
		} else {
			print "<tr><td><span class='textError'>" . __('You must select at least one Maintenance Schedule.', 'maint') . '</span></td></tr>';
			$save_html = "<button type='button' class='ui-button ui-corner-all ui-widget' onClick='cactiReturnTo(\"maint.php\")'>" . __esc('Return', 'maint') . '</button';
		}

		print "<tr class='saveRow'>
			<td>
				<input type='hidden' name='action' value='actions'>
				<input type='hidden' name='save_list' value='1'>
				<input type='hidden' name='selected_items' value='" . serialize($array) . "'>
				<input type='hidden' name='drp_action' value='" . get_request_var('drp_action') . "'>
				<input type='hidden' name='id' value='" . get_request_var('id') . "'>
				$save_html
			</td>
		</tr>";

		html_end_box();

		form_end();

		bottom_footer();
	} elseif (isset_request_var('save_hosts')) {
		// loop through each of the notification lists 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]);
				// ====================================================

				$description = db_fetch_cell_prepared('SELECT description
					FROM host
					WHERE id = ?',
					[$matches[1]],
				);

				$list .= '<li><b>' . html_escape($description) . '</b></li>';
				$array[] = $matches[1];
			}
		}

		top_header();

		form_start('maint.php');

		html_start_box($assoc_actions[get_request_var('drp_action')] . ' ' . __('Device(s)', 'maint'), '60%', false, 3, 'center', '');

		$save_html = '';

		if (cacti_sizeof($array)) {
			if (get_request_var('drp_action') == '1') { // associate
				print "<tr>
					<td class='textArea'>
						<p>" . __('Click \'Continue\' to Associate the following Device(s) with the Maintenance Schedule \'<b>%s</b>\'.', $list_name, 'maint') . "</p>
						<ul>$list</ul>
					</td>
				</tr>";

				$save_html = "<button type='button' class='ui-button ui-corner-all ui-widget' onClick='cactiReturnTo(\"maint.php\")'>" . __esc('Cancel', 'maint') . "</button>
					<button type='submit' class='ui-button ui-corner-all ui-widget ui-state-active' title='" . __esc('Associate Maintenance Schedule(s)', 'maint') . "'>" . __esc('Continue', 'maint') . '</button>';
			} elseif (get_request_var('drp_action') == '2') { // disassociate
				print "<tr>
					<td class='textArea'>
						<p>" . __('Click \'Continue\' to Disassociate the following Device(s) with the Maintenance Schedule \'<b>%s</b>\'.', $list_name, 'maint') . "</p>
						<ul>$list</ul>
					</td>
				</tr>";

				$save_html = "<button type='button' class='ui-button ui-corner-all ui-widget' onClick='cactiReturnTo(\"maint.php\")'>" . __esc('Cancel', 'maint') . "</button>
					<button type='submit' class='ui-button ui-corner-all ui-widget ui-state-active' title='" . __esc('Disassociate Maintenance Schedule(s)', 'maint') . "'>" . __esc('Continue', 'maint') . '</button>';
			}
		} else {
			print "<tr><td><span class='textError'>" . __('You must select at least one Device.', 'maint') . '</span></td></tr>';
			$save_html = "<button type='button' class='ui-button ui-corner-all ui-widget' onClick='cactiReturnTo(\"maint.php\")'>" . __esc('Return', 'maint') . '</button>';
		}

		print "<tr class='saveRow'>
			<td>
				<input type='hidden' name='action' value='actions'>
				<input type='hidden' name='id' value='" . get_request_var('id') . "'>
				<input type='hidden' name='save_hosts' value='1'>
				<input type='hidden' name='selected_items' value='" . serialize($array) . "'>
				<input type='hidden' name='drp_action' value='" . get_request_var('drp_action') . "'>
				$save_html
			</td>
		</tr>";

		html_end_box();

		form_end();

		bottom_footer();
	} elseif (isset_request_var('save_webseer')) {
		// loop through each of the notification lists 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]);
				// ====================================================

				$description = db_fetch_cell_prepared('SELECT display_name
					FROM plugin_webseer_urls
					WHERE id = ?',
					[$matches[1]],
				);

				$list .= '<li><b>' . html_escape($description) . '</b></li>';
				$array[] = $matches[1];
			}
		}

		top_header();

		form_start('maint.php');

		html_start_box($assoc_actions[get_request_var('drp_action')] . ' ' . __('Webseer(s)', 'maint'), '60%', false, 3, 'center', '');

		$save_html = '';

		if (cacti_sizeof($array)) {
			if (get_request_var('drp_action') == '1') { // associate
				print "<tr>
					<td class='textArea'>
						<p>" . __('Click \'Continue\' to Associate the Webseer(s) below with the Maintenance Schedule \'<b>%s</b>\'.', $list_name, 'maint') . "</p>
						<ul>$list</ul>
					</td>
				</tr>";

				$save_html = "<button type='button' class='ui-button ui-corner-all ui-widget' onClick='cactiReturnTo(\"maint.php\")'>" . __esc('Cancel', 'maint') . "</button>
					<button type='submit' class='ui-button ui-corner-all ui-widget ui-state-active' title='" . __esc('Associate Maintenance Schedule(s)', 'maint') . "'>" . __esc('Continue', 'maint') . '</button>';
			} elseif (get_request_var('drp_action') == '2') { // disassociate
				print "<tr>
					<td class='textArea'>
						<p>" . __('Click \'Continue\' to Disassociate the Webseer(s) below from the Maintenance Schedule \'<b>%s</b>\'.', $list_name, 'maint') . "</p>
						<ul>$list</ul>
					</td>
				</tr>";

				$save_html = "<button type='button' class='ui-button ui-corner-all ui-widget' onClick='cactiReturnTo(\"maint.php\")'>" . __esc('Cancel', 'maint') . "</button>
					<button type='submit' class='ui-button ui-corner-all ui-widget ui-state-active' title='" . __esc('Disassociate Maintenance Schedule(s)', 'maint') . "'>" . __esc('Continue', 'maint') . '</button>';
			}
		} else {
			print "<tr><td><span class='textError'>" . __('You must select at least one Webseer.', 'maint') . '</span></td></tr>';
			$save_html = "<button type='button' class='ui-button ui-corner-all ui-widget'> onClick='cactiReturnTo(\"maint.php\")'>" . __esc('Return', 'maint') . '</button>';
		}

		print "<tr class='saveRow'>
			<td>
				<input type='hidden' name='action' value='actions'>
				<input type='hidden' name='id' value='" . get_request_var('id') . "'>
				<input type='hidden' name='save_webseer' value='1'>
				<input type='hidden' name='selected_items' value='" . serialize($array) . "'>
				<input type='hidden' name='drp_action' value='" . get_request_var('drp_action') . "'>
				$save_html
			</td>
		</tr>";

		html_end_box();

		form_end();

		bottom_footer();
	} elseif (isset_request_var('save_servcheck')) {
		// loop through each of the notification lists 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]);
				// ====================================================

				$description = db_fetch_cell_prepared('SELECT display_name
					FROM plugin_servcheck_test
					WHERE id = ?',
					[$matches[1]],
				);

				$list .= '<li><b>' . html_escape($description) . '</b></li>';
				$array[] = $matches[1];
			}
		}

		top_header();

		form_start('maint.php');

		html_start_box($assoc_actions[get_request_var('drp_action')] . ' ' . __('Servcheck(s)', 'maint'), '60%', false, 3, 'center', '');

		$save_html = '';

		if (cacti_sizeof($array)) {
			if (get_request_var('drp_action') == '1') { // associate
				print "<tr>
					<td class='textArea'>
						<p>" . __('Click \'Continue\' to Associate the Servcheck(s) below with the Maintenance Schedule \'<b>%s</b>\'.', $list_name, 'maint') . "</p>
						<ul>$list</ul>
					</td>
				</tr>";

				$save_html = "<button type='button' class='ui-button ui-corner-all ui-widget' onClick='cactiReturnTo(\"maint.php\")'>" . __esc('Cancel', 'maint') . "</button>
					<button type='submit' class='ui-button ui-corner-all ui-widget ui-state-active' title='" . __esc('Associate Maintenance Schedule(s)', 'maint') . "'>" . __esc('Continue', 'maint') . '</button>';
			} elseif (get_request_var('drp_action') == '2') { // disassociate
				print "<tr>
					<td class='textArea'>
						<p>" . __('Click \'Continue\' to Disassociate the Servcheck(s) below from the Maintenance Schedule \'<b>%s</b>\'.', $list_name, 'maint') . "</p>
						<ul>$list</ul>
					</td>
				</tr>";

				$save_html = "<button type='button' class='ui-button ui-corner-all ui-widget' onClick='cactiReturnTo(\"maint.php\")'>" . __esc('Cancel', 'maint') . "</button>
					<input type='submit' class='ui-button ui-corner-all ui-widget ui-state-active' title='" . __esc('Disassociate Maintenance Schedule(s)', 'maint') . "'>" . __esc('Continue', 'maint') . '</button>';
			}
		} else {
			print "<tr><td><span class='textError'>" . __('You must select at least one Servcheck test.', 'maint') . '</span></td></tr>';
			$save_html = "<button type='button' class='ui-button ui-corner-all ui-widget' onClick='cactiReturnTo(\"maint.php\")'>" . __esc('Return', 'maint') . '</button>';
		}

		print "<tr class='saveRow'>
			<td>
				<input type='hidden' name='action' value='actions'>
				<input type='hidden' name='id' value='" . get_request_var('id') . "'>
				<input type='hidden' name='save_servcheck' value='1'>
				<input type='hidden' name='selected_items' value='" . serialize($array) . "'>
				<input type='hidden' name='drp_action' value='" . get_request_var('drp_action') . "'>
				$save_html
			</td>
		</tr>";

		html_end_box();

		form_end();

		bottom_footer();
	} else {
		api_plugin_hook_function('maint_actions_prepare');
	}
}

/**
 * Get the header label for the current schedule
 *
 * @return string Header label showing schedule name for edit or '[new]' for new schedule
 */
function get_header_label(): string {
	if (!isempty_request_var('id')) {
		$list = db_fetch_row_prepared('SELECT *
			FROM plugin_maint_schedules
			WHERE id = ?',
			[get_filter_request_var('id')],
		);

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

	return $header_label;
}

/**
 * Display maintenance schedule tabs
 *
 * Shows tabs for:
 * - General settings
 * - Thold devices (if plugin enabled)
 * - WebSeer URLs (if plugin enabled)
 * - Servcheck tests (if plugin enabled)
 *
 * @return void
 */
function maint_tabs(): void {
	global $config, $tabs;

	// ================= input validation =================
	get_filter_request_var('id');
	get_filter_request_var('tab', FILTER_VALIDATE_REGEXP, ['options' => ['regexp' => '/^([a-zA-Z]+)$/']]);
	// ====================================================

	load_current_session_value('tab', 'sess_maint_tab', 'general');
	$current_tab = get_request_var('tab');

	print "<div class='tabs'><nav><ul>";

	if (cacti_sizeof($tabs)) {
		foreach (array_keys($tabs) as $tab_short_name) {
			print "<li><a class='tab" . (($tab_short_name == $current_tab) ? ' selected' : '') . "' href='" . htmlspecialchars($config['url_path']
				. 'plugins/maint/maint.php?action=edit'
				. '&tab=' . $tab_short_name
				. (isset_request_var('id') ? '&id=' . get_request_var('id') : ''))
				. "'>" . $tabs[$tab_short_name] . '</a></li>';
		}
	}
	print '</ul></nav></div>';
}

/**
 * Display schedule edit form
 *
 * Shows the appropriate tab content based on current tab:
 * - General: Schedule settings form
 * - hosts: Thold device associations
 * - webseer: WebSeer URL associations
 * - servcheck: Servcheck test associations
 *
 * @return void
 */
function schedule_edit(): void {
	global $plugins, $config, $tabs, $maint_types, $maint_intervals;

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

	maint_tabs();

	if (isset_request_var('id')) {
		$id = get_request_var('id');

		$maint_item_data = db_fetch_row_prepared('SELECT *
			FROM plugin_maint_schedules
			WHERE id = ?',
			[$id],
		);
	} else {
		$id              = 0;
		$maint_item_data = ['id' => 0, 'name' => __('New Maintenance Schedule', 'maint'), 'enabled' => 'on', 'mtype' => 1, 'stime' => time(), 'etime' => time() + 3600, 'minterval' => 0];
	}

	$header_label = get_header_label();

	if (get_request_var('tab') == 'general') {
		form_start('maint.php', 'maint');

		html_start_box(__('General Settings %s', htmlspecialchars($header_label), 'maint'), '100%', false, 3, 'center', '');

		$form_array = [
			'general_header' => [
				'friendly_name' => __('Schedule', 'maint'),
				'method'        => 'spacer',
			],
			'name' => [
				'friendly_name' => __('Schedule Name', 'maint'),
				'method'        => 'textbox',
				'max_length'    => 100,
				'default'       => $maint_item_data['name'],
				'description'   => __('Provide the Maintenance Schedule a meaningful name', 'maint'),
				'value'         => isset($maint_item_data['name']) ? $maint_item_data['name'] : '',
			],
			'enabled' => [
				'friendly_name' => __('Enabled', 'maint'),
				'method'        => 'checkbox',
				'default'       => 'on',
				'description'   => __('Whether or not this schedule will be checked.', 'maint'),
				'value'         => isset($maint_item_data['enabled']) ? ($maint_item_data['enabled'] == 'on' ? 'on' : 'off') : '',
			],
			'mtype' => [
				'friendly_name' => __('Schedule Type', 'maint'),
				'method'        => 'drop_array',
				'on_change'     => 'changemaintType()',
				'array'         => $maint_types,
				'description'   => __('The type of schedule, one time or recurring.', 'maint'),
				'value'         => isset($maint_item_data['mtype']) ? $maint_item_data['mtype'] : '',
			],
			'minterval' => [
				'friendly_name' => __('Interval', 'maint'),
				'method'        => 'drop_array',
				'array'         => $maint_intervals,
				'default'       => 86400,
				'description'   => __('This is the interval in which the start / end time will repeat.', 'maint'),
				'value'         => isset($maint_item_data['minterval']) ? $maint_item_data['minterval'] : '1',
			],
			'stime' => [
				'friendly_name' => __('Start Time', 'maint'),
				'method'        => 'textbox',
				'max_length'    => 22,
				'size'          => 22,
				'description'   => __('The start date / time for this schedule. Most date / time formats accepted.', 'maint'),
				'default'       => date('Y-m-d H:i', time()),
				'value'         => isset($maint_item_data['stime']) ? date('Y-m-d H:i', $maint_item_data['stime']) : '',
			],
			'etime' => [
				'friendly_name' => __('End Time', 'maint'),
				'method'        => 'textbox',
				'max_length'    => 22,
				'size'          => 22,
				'default'       => date('Y-m-d H:i', time() + 3600),
				'description'   => __('The end date / time for this schedule. Most date / time formats accepted.', 'maint'),
				'value'         => isset($maint_item_data['etime']) ? date('Y-m-d H:i', $maint_item_data['etime']) : '',
			],
			'save_component' => [
				'method' => 'hidden',
				'value'  => '1',
			],
			'save' => [
				'method' => 'hidden',
				'value'  => 'edit',
			],
			'id' => [
				'method' => 'hidden',
				'value'  => $id,
			],
		];

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

		html_end_box();

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

		?>
		<script type='text/javascript'>

		var date1Open = false;
		var date2Open = false;

		function changemaintType () {
			type = $('#mtype').val();
			switch(type) {
			case '1':
				$('#row_minterval').hide();
				break;
			case '2':
				$('#row_minterval').show();
				break;
			}
		}

		$(function() {
			$('#stime').after('<i id="startDate" class="calendar fa fa-calendar" title="<?php print __esc('Start Date/Time Selector', 'maint'); ?>"></i>');
			$('#etime').after('<i id="endDate" class="calendar fa fa-calendar" title="<?php print __esc('End Date/Time Selector', 'maint'); ?>"></i>');
			$('#startDate').click(function() {
				if (date1Open) {
					date1Open = false;
					$('#stime').datetimepicker('hide');
				}else{
					date1Open = true;
					$('#stime').datetimepicker('show');
				}
			});

			$('#endDate').click(function() {
				if (date2Open) {
					date2Open = false;
					$('#etime').datetimepicker('hide');
				}else{
					date2Open = true;
					$('#etime').datetimepicker('show');
				}
			});

			changemaintType ();

			$('#stime').datetimepicker({
				minuteGrid: 10,
				stepMinute: 1,
				showAnim: 'slideDown',
				numberOfMonths: 1,
				timeFormat: 'HH:mm',
				dateFormat: 'yy-mm-dd',
				showButtonPanel: false
			});

			$('#etime').datetimepicker({
				minuteGrid: 10,
				stepMinute: 1,
				showAnim: 'slideDown',
				numberOfMonths: 1,
				timeFormat: 'HH:mm',
				dateFormat: 'yy-mm-dd',
				showButtonPanel: false
			});
		});
		</script>
		<?php
	} elseif (get_request_var('tab') == 'hosts') {
		thold_hosts($header_label);
	} elseif (get_request_var('tab') == 'webseer') {
		webseer_urls($header_label);
	} elseif (get_request_var('tab') == 'servcheck') {
		servcheck_test($header_label);
	} else {
		api_plugin_hook_function('maint_show_tab', $header_label);
	}
}

/**
 * Display maintenance schedules list
 *
 * Shows a table of all schedules with:
 * - Name, active status, type
 * - Start/end times (formatted based on interval)
 * - Interval, enabled status
 * Provides bulk actions (update time, delete).
 *
 * @return void
 */
function schedules(): void {
	global $actions, $maint_types, $maint_intervals, $yesno;

	$schedules = db_fetch_assoc('SELECT *
		FROM plugin_maint_schedules
		ORDER BY name');

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

	html_start_box(__('Maintenance Schedules', 'maint'), '100%', false, 3, 'center', 'maint.php?tab=general&action=edit');

	html_header_checkbox(
		[
			__('Name', 'maint'),
			__('Active', 'maint'),
			__('Type', 'maint'),
			__('Start', 'maint'),
			__('End', 'maint'),
			__('Interval', 'maint'),
			__('Enabled', 'maint')],
	);

	if (cacti_sizeof($schedules)) {
		foreach ($schedules as $schedule) {
			$active = plugin_maint_check_schedule($schedule['id']);

			form_alternate_row('line' . $schedule['id']);
			form_selectable_cell(filter_value($schedule['name'], get_request_var('filter'), 'maint.php?action=edit&id=' . $schedule['id']), $schedule['id']);
			form_selectable_cell($yesno[plugin_maint_check_schedule($schedule['id'])], $schedule['id'], '', $active ? 'deviceUp' : '');
			form_selectable_cell($maint_types[$schedule['mtype']], $schedule['id']);

			switch ($schedule['minterval']) {
				case 86400:
					if (date('j', $schedule['etime']) != date('j', $schedule['stime'])) {
						form_selectable_cell(date(date_time_format(), $schedule['stime']), $schedule['id']);
						form_selectable_cell(date(date_time_format(), $schedule['etime']), $schedule['id']);
					} else {
						form_selectable_cell(date('G:i', $schedule['stime']), $schedule['id']);
						form_selectable_cell(date('G:i', $schedule['etime']), $schedule['id']);
					}

					break;
				case 604800:
					form_selectable_cell(date('l G:i', $schedule['stime']), $schedule['id']);
					form_selectable_cell(date('l G:i', $schedule['etime']), $schedule['id']);

					break;
				default:
					form_selectable_cell(date(date_time_format(), $schedule['stime']), $schedule['id']);
					form_selectable_cell(date(date_time_format(), $schedule['etime']), $schedule['id']);
			}

			form_selectable_cell($maint_intervals[$schedule['minterval']], $schedule['id']);
			form_selectable_cell($yesno[$schedule['enabled']], $schedule['id']);
			form_checkbox_cell($schedule['name'], $schedule['id']);
			form_end_row();
		}
	} else {
		print "<tr><td colspan='5'><em>" . __('No Schedules', 'maint') . '</em></td></tr>';
	}

	html_end_box(false);

	form_hidden_box('save_list', '1', '');

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

	form_end();
}

/**
 * Display and manage Thold device associations
 *
 * Shows a filterable table of Cacti devices with options to:
 * - Filter by site, poller, template, location, status
 * - Associate/disassociate devices with the current schedule
 * - View current associations
 *
 * @param string $header_label Header label for the current schedule
 *
 * @return void
 */
function thold_hosts(string $header_label): void {
	global $assoc_actions, $item_rows;

	$schedule_created = get_request_var('id') ? true : false;

	// ================= input validation and session storage =================
	get_filter_request_var('id');

	$filters = [
		'rows' => [
			'filter'  => FILTER_VALIDATE_INT,
			'pageset' => true,
			'default' => MAINT_HOST_FILTER_ANY,
		],
		'page' => [
			'filter'  => FILTER_VALIDATE_INT,
			'default' => '1',
		],
		'site_id' => [
			'filter'  => FILTER_VALIDATE_INT,
			'pageset' => true,
			'default' => MAINT_HOST_FILTER_ANY,
		],
		'poller_id' => [
			'filter'  => FILTER_VALIDATE_INT,
			'pageset' => true,
			'default' => MAINT_HOST_FILTER_ANY,
		],
		'host_template_id' => [
			'filter'  => FILTER_VALIDATE_INT,
			'pageset' => true,
			'default' => MAINT_HOST_FILTER_ANY,
		],
		'location' => [
			'filter'  => FILTER_CALLBACK,
			'pageset' => true,
			'default' => MAINT_HOST_FILTER_LOC_ANY,
			'options' => ['options' => 'sanitize_search_string'],
		],
		'filter' => [
			'filter'  => FILTER_CALLBACK,
			'pageset' => true,
			'default' => '',
			'options' => ['options' => 'sanitize_search_string'],
		],
		'sort_column' => [
			'filter'  => FILTER_CALLBACK,
			'default' => 'description',
			'options' => ['options' => 'sanitize_search_string'],
		],
		'sort_direction' => [
			'filter'  => FILTER_CALLBACK,
			'default' => 'ASC',
			'options' => ['options' => 'sanitize_search_string'],
		],
		'associated' => [
			'filter'  => FILTER_CALLBACK,
			'default' => 'true',
			'options' => ['options' => 'sanitize_search_string'],
		],
	];

	validate_store_request_vars($filters, 'sess_maint');

	// ================= input validation =================

	// if the number of rows is -1, set it to the default
	if (get_request_var('rows') == '-1') {
		$rows = read_config_option('num_rows_table');
	} else {
		$rows = get_request_var('rows');
	}

	// Limit filter selection lists based on higher order items.  For example, list only templates used in the selected location
	$sql_where        = '';
	$sql_where_params = [];

	?>
	<script type='text/javascript'>
	function applyFilter() {
		strURL  = 'maint.php?tab=hosts&action=edit&id=<?php print get_request_var('id'); ?>'
		strURL += '&rows=' + $('#rows').val();
		strURL += '&host_template_id=' + $('#host_template_id').val();
		strURL += '&associated=' + $('#associated').is(':checked');
		strURL += '&filter=' + $('#filter').val();
		strURL += '&header=false';
		strURL += '&site_id=' + $('#site_id').val();
		strURL += '&poller_id=' + $('#poller_id').val();
		strURL += '&location=' + $('#location').val();
		loadPageNoHeader(strURL);
	}

	function clearFilter() {
		strURL = 'maint.php?tab=hosts&action=edit&id=<?php print get_request_var('id'); ?>&clear=true&header=false'
		loadPageNoHeader(strURL);
	}

	$(function() {
		$('#rows, #site_id, #poller_id, #location, #host_template_id, #filter, #associated').change(function() {
			applyFilter();
		});

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

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

	html_start_box(__('Associated Devices %s', htmlspecialchars($header_label), 'maint'), '100%', false, 3, 'center', '');

	?>
	<tr class='even'>
		<td>
		<form id='form_devices' action='maint.php?action=edit&tab=hosts'>
			<table class='filterTable'>
				<tr>
					<td>
						<?php print __('Site', 'maint'); ?>
					</td>
					<td>
						<select id='site_id'>
							<option value='<?php print MAINT_HOST_FILTER_ANY ?>' <?php if (get_request_var('site_id') == MAINT_HOST_FILTER_ANY) {?> selected<?php }?>><?php print __('Any', 'maint'); ?></option>
							<option value='<?php print MAINT_HOST_FILTER_NONE ?>' <?php if (get_request_var('site_id') == MAINT_HOST_FILTER_NONE) {?> selected<?php }?>><?php print __('None', 'maint'); ?></option>
							<?php
							$sites = db_fetch_assoc('SELECT id, name
								FROM sites
								WHERE id IN (SELECT site_id FROM host)
								ORDER BY name');

	if (cacti_sizeof($sites)) {
		foreach ($sites as $site) {
			print "<option value='" . $site['id'] . "'";

			if (get_request_var('site_id') == $site['id']) {
				print ' selected';
			} print '>' . html_escape($site['name']) . '</option>';
		}
	}
	?>
						</select>
					</td>
					<td>
						<?php print __('Data Collector', 'maint'); ?>
					</td>
					<td>
						<select id='poller_id'>
							<option value='<?php print MAINT_HOST_FILTER_ANY ?>' <?php if (get_request_var('poller_id') == MAINT_HOST_FILTER_ANY) {?> selected<?php }?>><?php print __('Any', 'maint'); ?></option>
							<?php
	$pollers = db_fetch_assoc('SELECT id, name
								FROM poller
								ORDER BY name');

	if (cacti_sizeof($pollers)) {
		foreach ($pollers as $poller) {
			print "<option value='" . $poller['id'] . "'";

			if (get_request_var('poller_id') == $poller['id']) {
				print ' selected';
			} print '>' . html_escape($poller['name']) . '</option>';
		}
	}
	?>
						</select>
					</td>
					<td>
						<?php print __('Location', 'maint'); ?>
					</td>
					<td>
						<select id='location'>
							<?php
	/* Filter location list based on other selections
	 * List item None for Null and empty values
	 * List item "Any" and "None" special values at top of list but can also be in data as another list entry for those; "None" could be listed twice*/

	if (get_request_var('site_id') != MAINT_HOST_FILTER_ANY) {
		$sql_where .= ' AND site_id = ?';
		$sql_where_params = array_merge($sql_where_params, [get_request_var('site_id')]);
	}

	if (get_request_var('poller_id') != MAINT_HOST_FILTER_ANY) {
		$sql_where .= ' AND poller_id = ?';
		$sql_where_params = array_merge($sql_where_params, [get_request_var('poller_id')]);
	}

	if (get_request_var('associated') == 'false') {
		// Show all items
	} else {
		$sql_where .= ' AND id IN (SELECT host FROM plugin_maint_hosts WHERE type = 1 AND schedule = ?)';
		$sql_where_params = array_merge($sql_where_params, [get_request_var('id')]);
	}

	// Include (UNION) Any
	$locations = db_fetch_assoc_prepared("SELECT *
		FROM (
			SELECT DISTINCT IF(IFNULL(location,'') = '', ?, location) AS location
			FROM (SELECT location FROM host WHERE id = id $sql_where GROUP BY location) AS host
			UNION ALL
			SELECT location FROM (SELECT ? AS location ) AS tableany
		) tableunion
		ORDER BY location",
		array_merge([MAINT_HOST_FILTER_LOC_NONE], $sql_where_params, [MAINT_HOST_FILTER_LOC_ANY]),
	);

	// If current selection is not in the result set, change selection to Any
	if (get_request_var('location') != MAINT_HOST_FILTER_LOC_ANY) {
		$found = false;

		foreach ($locations as $location) {
			if ($location['location'] == get_request_var('location')) {
				$found = true;

				break;
			}
		}

		if (!$found) {
			set_request_var('location', MAINT_HOST_FILTER_LOC_ANY);
		}
	}

	if (cacti_sizeof($locations)) {
		foreach ($locations as $l) {
			print "<option value='" . html_escape($l['location']) . "'";

			if (get_request_var('location') == $l['location']) {
				print ' selected';
			}
			print '>';

			if ($l['location'] == MAINT_HOST_FILTER_LOC_ANY) {
				print html_escape('Any');
			} elseif ($l['location'] == MAINT_HOST_FILTER_LOC_NONE) {
				print html_escape('None');
			} else {
				print html_escape($l['location']);
			}
			print '</option>';
		}
	}
	?>
						</select>
					</td>
					<td>
						<?php print __('Template', 'maint'); ?>
					</td>
					<td>
						<select id='host_template_id'>
							<?php
	// Get only templates used for the selected location
	if (get_request_var('location') != MAINT_HOST_FILTER_LOC_ANY) {
		if (get_request_var('location') == MAINT_HOST_FILTER_LOC_NONE) {
			$sql_where .= ' AND IFNULL(location,"") = ""';
		} else {
			$sql_where .= ' AND location = ?';
			$sql_where_params = array_merge($sql_where_params, [get_request_var('location')]);
		}
	}

	$sql_statement = "SELECT ht.id, ht.name
		FROM host_template AS ht
		WHERE ht.id IN (SELECT host_template_id FROM host WHERE id = id $sql_where)
		ORDER BY ht.name";

	$host_templates = db_fetch_assoc_prepared($sql_statement, $sql_where_params);

	$hosts_no_templates = db_fetch_assoc_prepared("SELECT id
		FROM host WHERE host_template_id = 0 $sql_where
		LIMIT 1",
		$sql_where_params,
	);

	// If current selected template is not in the result set, change selected template to Any
	$found = false;

	if (get_request_var('host_template_id') != MAINT_HOST_FILTER_ANY && get_request_var('host_template_id') != MAINT_HOST_FILTER_NONE) {
		foreach ($host_templates as $host_template) {
			if ($host_template['id'] == get_request_var('host_template_id')) {
				$found = true;

				break;
			}
		}
	}

	if (!$found && (get_request_var('host_template_id') == MAINT_HOST_FILTER_NONE) && $hosts_no_templates) {
		$found = true;
	}

	if (!$found) {
		set_request_var('host_template_id', MAINT_HOST_FILTER_ANY);
	}

	print "<option value='" . MAINT_HOST_FILTER_ANY . "'";

	if (get_request_var('host_template_id') == MAINT_HOST_FILTER_ANY) {
		print ' selected';
	}
	print '>' . __('Any', 'maint') . '</option>';

	// Include "None" if hosts with no template
	if ($hosts_no_templates) {
		print "\t\t\t\t\t\t\t<option value='" . MAINT_HOST_FILTER_NONE . "'";

		if (get_request_var('host_template_id') == MAINT_HOST_FILTER_NONE) {
			print ' selected';
		}
		print '>' . __('None', 'maint') . '</option>';
	}

	if (cacti_sizeof($host_templates)) {
		foreach ($host_templates as $host_template) {
			print "\t\t\t\t\t\t\t<option value='" . $host_template['id'] . "'";

			if (get_request_var('host_template_id') == $host_template['id']) {
				print ' selected';
			}
			print '>' . html_escape($host_template['name']) . '</option>';
		}
	}
	?>
						</select>
					</td>
        			<td>
						<span>
							<button type='submit' class='ui-button ui-corner-all ui-widget ui-state-active' id='refresh' title='<?php print __esc('Set/Refresh Filters', 'maint'); ?>'><?php print __('Go', 'maint', 'maint'); ?></button>
							<button type='button' class='ui-button ui-corner-all ui-widget' id='clear' title='<?php print __esc('Clear Filters', 'maint'); ?>'><?php print __('Clear', 'maint'); ?></button>
						</span>
					</td>
		        </tr>
            </table>
            <table class='filterTable'>
                <tr>
					<td>
						<?php print __('Search', 'maint'); ?>
					</td>
					<td>
						<input type='text' id='filter' size='25' value='<?php print html_escape_request_var('filter'); ?>'>
					</td>
					<td>
						<?php print __('Devices', 'maint'); ?>
					</td>
					<td>
						<select id='rows''>
							<option value='-1'<?php if (get_request_var('rows') == '-1') {?> selected<?php }?>><?php print __('Default', 'maint'); ?></option>
							<?php
	if (cacti_sizeof($item_rows) > 0) {
		foreach ($item_rows as $key => $value) {
			print "<option value='" . $key . "'";

			if (get_request_var('rows') == $key) {
				print ' selected';
			} print '>' . htmlspecialchars($value) . '</option>';
		}
	}
	?>
						</select>
					</td>
					<td>
						<input type='checkbox' id='associated' <?php print(get_request_var('associated') == 'true' || get_request_var('associated') == 'on' ? 'checked' : ''); ?>>
					</td>
					<td>
						<label for='associated'><?php print __('Associated', 'maint'); ?></label>
					</td>
				</tr>
			</table>
			<input type='hidden' id='page' value='<?php print get_request_var('page'); ?>'>
			<input type='hidden' id='id' value='<?php print get_request_var('id'); ?>'>
		</form>
		</td>
	</tr>
	<?php

	html_end_box();

	$sql_where        = '';
	$sql_where_params = [];

	// form the 'where' clause for our main sql query
	if (strlen(get_request_var('filter'))) {
		$sql_where        = ' AND (h.hostname LIKE ? OR h.description LIKE ?)';
		$sql_where_params = array_merge(
			$sql_where_params,
			['%' . get_request_var('filter') . '%', '%' . get_request_var('filter') . '%'],
		);
	}

	if (get_request_var('site_id') == MAINT_HOST_FILTER_ANY) {
		// Show all items
	} else {
		$sql_where .= ' AND h.site_id = ?';
		$sql_where_params = array_merge($sql_where_params, [get_request_var('site_id')]);
	}

	if (get_request_var('poller_id') == MAINT_HOST_FILTER_ANY) {
		// Show all items
	} else {
		$sql_where .= ' AND h.poller_id = ?';
		$sql_where_params = array_merge($sql_where_params, [get_request_var('poller_id')]);
	}

	if (get_request_var('location') != MAINT_HOST_FILTER_LOC_ANY) {
		if (get_request_var('location') == MAINT_HOST_FILTER_LOC_NONE) {
			$sql_where .= ' AND IFNULL(h.location,"") = ""';
		} else {
			$sql_where .= ' AND h.location = ?';
			$sql_where_params = array_merge($sql_where_params, [get_request_var('location')]);
		}
	}

	if (get_request_var('host_template_id') == MAINT_HOST_FILTER_ANY) {
		// Show all items
	} elseif (get_request_var('host_template_id') == MAINT_HOST_FILTER_NONE || !isempty_request_var('host_template_id')) {
		$sql_where .= ' AND h.host_template_id = ?';
		$sql_where_params = array_merge($sql_where_params, [get_request_var('host_template_id')]);
	}

	if (get_request_var('associated') == 'false') {
		// Show all items
	} else {
		$sql_where .= ' AND type = ? AND schedule = ?';
		$sql_where_params = array_merge($sql_where_params, [MAINT_HOST_TYPE_HOSTS, get_request_var('id')]);
	}

	// Replace leading " AND"
	if ($sql_where > '') {
		$sql_where = 'WHERE' . substr($sql_where, 4);
	}

	if ($schedule_created) {
		$sql_params = array_merge([get_request_var('id')], $sql_where_params);
		$total_rows = db_fetch_cell_prepared("SELECT COUNT(DISTINCT h.id)
			FROM host AS h
			LEFT JOIN (SELECT DISTINCT host_id FROM thold_data) AS td
			ON h.id = td.host_id
			LEFT JOIN plugin_maint_hosts AS pmh
			ON h.id = pmh.host
			AND pmh.schedule = ?
			$sql_where",
			$sql_params,
		);
	} else {
		$total_rows = 0;
	}

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

	if ($schedule_created) {
		$sql_query = "SELECT h.*, pmh.type, gl.graphs, dl.data_sources, tholds,
			(SELECT schedule FROM plugin_maint_hosts WHERE host=h.id AND schedule=?) AS associated
			FROM host as h
			LEFT JOIN (SELECT COUNT(id) AS tholds, host_id FROM thold_data GROUP BY host_id) AS td
			ON td.host_id = h.id
			LEFT JOIN (SELECT COUNT(id) AS graphs, host_id FROM graph_local GROUP BY host_id) AS gl
			ON gl.host_id = h.id
			LEFT JOIN (SELECT COUNT(id) AS data_sources, host_id FROM data_local GROUP BY host_id) AS dl
			ON dl.host_id = h.id
			LEFT JOIN plugin_maint_hosts AS pmh
			ON pmh.host = h.id
			AND pmh.schedule = ?
			$sql_where
			GROUP BY h.id
			$sql_order
			$sql_limit";

		$sql_params = array_merge([get_request_var('id'), get_request_var('id')], $sql_where_params);
		$hosts      = db_fetch_assoc_prepared($sql_query, $sql_params);
	} else {
		$hosts = [];
	}

	$display_text = [
		'description' => [
			'display' => __('Description', 'maint'),
			'align'   => 'left',
			'sort'    => 'ASC'],
		'id' => [
			'display' => __('ID', 'maint'),
			'align'   => 'right',
			'sort'    => 'asc'],
		'nosort' => [
			'display' => __('Associated Schedules', 'maint'),
			'align'   => 'left',
			'sort'    => ''],
		'graphs' => [
			'display' => __('Graphs', 'maint'),
			'align'   => 'right',
			'sort'    => 'desc'],
		'data_sources' => [
			'display' => __('Data Sources', 'maint'),
			'align'   => 'right',
			'sort'    => 'desc'],
		'tholds' => [
			'display' => __('Thresholds', 'maint'),
			'align'   => 'right',
			'sort'    => 'desc'],
		'nosort1' => [
			'display' => __('Status', 'maint'),
			'align'   => 'center',
			'sort'    => ''],
		'hostname' => [
			'display' => __('Hostname', 'maint'),
			'align'   => 'left',
			'sort'    => 'desc'],
	];

	// generate page list
	$nav = html_nav_bar('maint.php?action=edit&tab=hosts&id=' . get_request_var('id'), MAX_DISPLAY_PAGES, get_request_var('page'), $rows, $total_rows, 13, __('Devices', 'maint'), 'page', 'main');

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

	print $nav;

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

	html_header_sort_checkbox($display_text, get_request_var('sort_column'), get_request_var('sort_direction'), false, 'maint.php?action=edit&tab=hosts&id=' . get_request_var('id'));

	if (cacti_sizeof($hosts)) {
		foreach ($hosts as $host) {
			form_alternate_row('line' . $host['id']);
			form_selectable_cell(filter_value($host['description'], get_request_var('filter')), $host['id']);
			form_selectable_cell(number_format_i18n($host['id']), $host['id'], '', 'text-align:right');

			if ($host['associated'] != '') {
				$names = '<span class="deviceUp">' . __('Current Schedule', 'maint') . '</span>';
			} else {
				$names = '';
			}

			$lists = db_fetch_assoc_prepared('SELECT name
				FROM plugin_maint_schedules
				INNER JOIN plugin_maint_hosts
				ON plugin_maint_schedules.id = plugin_maint_hosts.schedule
				WHERE type = ?
				AND host = ?
				AND plugin_maint_schedules.id != ?',
				[MAINT_HOST_TYPE_HOSTS, $host['id'], get_request_var('id')],
			);

			if (cacti_sizeof($lists)) {
				foreach ($lists as $name) {
					$names .= (strlen($names) ? ', ' : '') . "<span class='deviceRecovering'>" . html_escape($name['name']) . '</span>';
				}
			}

			if ($names == '') {
				form_selectable_cell('<span class="deviceUnknown">' . __('No Schedules', 'maint') . '</span>', $host['id']);
			} else {
				form_selectable_cell($names, $host['id']);
			}
			form_selectable_cell(number_format_i18n(is_null($host['graphs']) ? 0 : $host['graphs']), $host['id'], '', 'text-align:right');
			form_selectable_cell(number_format_i18n(is_null($host['data_sources']) ? 0 : $host['data_sources']), $host['id'], '', 'text-align:right');
			form_selectable_cell(number_format_i18n(is_null($host['tholds']) ? 0 : $host['tholds']), $host['id'], '', 'text-align:right');
			form_selectable_cell(get_colored_device_status(($host['disabled'] == 'on' ? true : false), $host['status']), $host['id'], '', 'text-align:center');
			form_selectable_cell(filter_value($host['hostname'], get_request_var('filter')), $host['id']);
			form_checkbox_cell($host['description'], $host['id']);
			form_end_row();
		}
	} else {
		if ($schedule_created) {
			print "<tr><td colspan='8'><em>" . __('No Associated Devices Found', 'maint') . '</em></td></tr>';
		} else {
			print "<tr><td colspan='8'><em>" . __('Schedule must be created before associating', 'maint') . '</em></td></tr>';
		}
	}

	html_end_box(false);

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

	form_hidden_box('id', get_request_var('id'), '');
	form_hidden_box('save_hosts', '1', '');

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

	form_end();
}

/**
 * Display and manage WebSeer URL associations
 *
 * Shows a filterable table of WebSeer URLs with options to:
 * - Filter by search term
 * - Toggle between associated/all URLs
 * - Associate/disassociate URLs with the current schedule
 *
 * @param string $header_label Header label for the current schedule
 *
 * @return void
 */
function webseer_urls(string $header_label): void {
	global $assoc_actions, $item_rows;

	$schedule_created = get_request_var('id') ? true : false;

	// ================= input validation and session storage =================
	$filters = [
		'rows' => [
			'filter'  => FILTER_VALIDATE_INT,
			'pageset' => true,
			'default' => '-1',
		],
		'page' => [
			'filter'  => FILTER_VALIDATE_INT,
			'default' => '1',
		],
		'filter' => [
			'filter'  => FILTER_CALLBACK,
			'pageset' => true,
			'default' => '',
			'options' => ['options' => 'sanitize_search_string'],
		],
		'associated' => [
			'filter'  => FILTER_CALLBACK,
			'default' => 'true',
			'options' => ['options' => 'sanitize_search_string'],
		],
	];

	validate_store_request_vars($filters, 'sess_maint_ws');

	// ================= input validation =================

	// if the number of rows is -1, set it to the default
	if (get_request_var('rows') == '-1') {
		$rows = read_config_option('num_rows_table');
	} else {
		$rows = get_request_var('rows');
	}

	html_start_box(__esc("Associated Web URL's %s", $header_label, 'maint'), '100%', false, 3, 'center', '');

	?>
	<tr class='even'>
		<td>
		<form id='form_webseer' action='maint.php?action=edit&tab=webseer'>
			<table class='filterTable'>
				<tr>
					<td>
						<?php print __('Search', 'maint'); ?>
					</td>
					<td>
						<input type='text' id='filter' size='25' value='<?php print html_escape_request_var('filter'); ?>'>
					</td>
					<td>
						<?php print __('Rows', 'maint'); ?>
					</td>
					<td>
						<select id='rows''>
							<option value='-1'<?php if (get_request_var('rows') == '-1') {?> selected<?php }?>><?php print __('Default', 'maint'); ?></option>
							<?php
							if (cacti_sizeof($item_rows)) {
								foreach ($item_rows as $key => $value) {
									print "<option value='" . $key . "'" . (get_request_var('rows') == $key ? ' selected' : '') . '>' . html_escape($value) . '</option>';
								}
							}
	?>
						</select>
					</td>
					<td>
						<input type='checkbox' id='associated' <?php print(get_request_var('associated') == 'true' || get_request_var('associated') == 'on' ? 'checked' : ''); ?>>
					</td>
					<td>
						<label for='associated'><?php print __('Associated', 'maint'); ?></label>
					</td>
					<td>
						<span>
							<button type='submit' class='ui-button ui-corner-all ui-widget ui-state-active' id='refresh' title='<?php print __esc('Set/Refresh Filters'); ?>'><?php print __('Go'); ?></button>
							<button type='button' class='ui-button ui-corner-all ui-widget' id='clear' title='<?php print __esc('Clear Filters'); ?>'><?php print __('Clear'); ?></button>
						</span>
					</td>
				</tr>
			</table>
			<input type='hidden' name='page' value='<?php print get_request_var('page'); ?>'>
			<input type='hidden' name='id' value='<?php print get_request_var('id'); ?>'>
		</form>
		<script type='text/javascript'>
		function applyFilter() {
			strURL  = 'maint.php?tab=webseer&action=edit&id=<?php print get_request_var('id'); ?>';
			strURL += '&rows=' + $('#rows').val();
			strURL += '&associated=' + $('#associated').is(':checked');
			strURL += '&filter=' + $('#filter').val();
			strURL += '&header=false';
			loadPageNoHeader(strURL);
		}

		function clearFilter() {
			strURL = 'maint.php?tab=webseer&action=edit&id=<?php print get_request_var('id'); ?>&clear=true&header=false';
			loadPageNoHeader(strURL);
		}

		$(function() {
			$('#rows, #associated').change(function() {
				applyFilter();
			});

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

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

	html_end_box();

	// form the 'where' clause for our main sql query
	if (strlen(get_request_var('filter'))) {
		$sql_where = 'WHERE ((u.url LIKE ?)
			OR (u.display_name LIKE ?)
			OR (u.ip LIKE ?))';
		$sql_where_params = [
			'%' . get_request_var('filter') . '%',
			'%' . get_request_var('filter') . '%',
			'%' . get_request_var('filter') . '%',
		];
	} else {
		$sql_where        = '';
		$sql_where_params =  [];
	}

	if (get_request_var('associated') == 'true') {
		$sql_where .= (strlen($sql_where) ? ' AND ' : ' WHERE ')
			. ' (pmh.type IS NOT NULL)';
	}

	if ($schedule_created) {
		$sql_params = array_merge([get_request_var('id'), MAINT_HOST_TYPE_WEBSEER], $sql_where_params);
		$total_rows = db_fetch_cell_prepared("SELECT COUNT(*)
			FROM plugin_webseer_urls AS u
			LEFT JOIN plugin_maint_hosts AS pmh
			ON u.id = pmh.host
			AND pmh.type = ?
			AND pmh.schedule = ?
			$sql_where",
			$sql_params,
		);

		$sql_params = array_merge([get_request_var('id'), MAINT_HOST_TYPE_WEBSEER, get_request_var('id')], $sql_where_params);
		$sql_query  = "SELECT u.*,
			(SELECT schedule FROM plugin_maint_hosts WHERE host = u.id AND schedule = ?) AS associated,
			pmh.type AS maint_type
			FROM plugin_webseer_urls AS u
			LEFT JOIN plugin_maint_hosts AS pmh
			ON u.id = pmh.host
			AND pmh.type = ?
			AND pmh.schedule = ?
			$sql_where
			LIMIT " . ($rows * (get_request_var('page') - 1)) . ',' . $rows;

		$urls = db_fetch_assoc_prepared($sql_query, $sql_params);
	} else {
		// new schedule, no "id" yet
		$total_rows = 0;
		$urls       = [];
	}

	$nav = html_nav_bar('maint.php?action=edit&tab=webseer&id=' . get_request_var('id'), MAX_DISPLAY_PAGES, get_request_var('page'), $rows, $total_rows, 13, __('URLS', 'maint'), 'page', 'main');

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

	print $nav;

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

	$display_text = [
		__('Description', 'maint'),
		__('ID', 'maint'),
		__('Associated Schedules', 'maint'),
		__('Enabled', 'maint'),
		__('Hostname', 'maint'),
		__('URL', 'maint'),
	];

	html_header_checkbox($display_text);

	if (cacti_sizeof($urls)) {
		foreach ($urls as $url) {
			form_alternate_row('line' . $url['id']);
			form_selectable_cell(filter_value($url['display_name'], get_request_var('filter')), $url['id'], '250');
			form_selectable_cell(round(($url['id']), 2), $url['id']);

			if ($url['associated'] != '') {
				$names = '<span class="deviceUp">' . __('Current Schedule', 'maint') . '</span>';
			} else {
				$names = '';
			}

			$lists = db_fetch_assoc_prepared('SELECT name
				FROM plugin_maint_schedules
				INNER JOIN plugin_maint_hosts
				ON plugin_maint_schedules.id = plugin_maint_hosts.schedule
				WHERE type = ?
				AND host = ?
				AND plugin_maint_schedules.id != ?',
				[MAINT_HOST_TYPE_WEBSEER, $url['id'], get_request_var('id')],
			);

			if (cacti_sizeof($lists)) {
				foreach ($lists as $name) {
					$names .= (strlen($names) ? ', ' : '') . "<span class='deviceRecovering'>" . html_escape($name['name']) . '</span>';
				}
			}

			if ($names == '') {
				form_selectable_cell('<span class="deviceUnknown">' . __('No Schedules', 'maint') . '</span>', $url['id']);
			} else {
				form_selectable_cell($names, $url['id']);
			}

			form_selectable_cell(($url['enabled'] == 'on' ? __('Enabled', 'maint') : __('Disabled', 'maint')), $url['id']);

			if (empty($url['ip'])) {
				$url['ip'] = __('USING DNS', 'maint');
			}
			form_selectable_cell(filter_value($url['ip'], get_request_var('filter')), $url['id']);
			form_selectable_cell(filter_value($url['url'], get_request_var('filter')), $url['id']);
			form_checkbox_cell($url['display_name'], $url['id']);
			form_end_row();
		}
	} else {
		if ($schedule_created) {
			print "<tr><td colspan='8'><em>" . __('No Associated WebSeer URL\'s Found', 'maint') . '</em></td></tr>';
		} else {
			print "<tr><td colspan='8'><em>" . __('Schedule must be created before associating', 'maint') . '</em></td></tr>';
		}
	}

	html_end_box(false);

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

	form_hidden_box('id', get_request_var('id'), '');
	form_hidden_box('save_webseer', '1', '');

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

	form_end();
}

/**
 * Display and manage Servcheck test associations
 *
 * Shows a filterable table of Servcheck tests with options to:
 * - Filter by search term
 * - Toggle between associated/all tests
 * - Associate/disassociate tests with the current schedule
 *
 * @param string $header_label Header label for the current schedule
 *
 * @return void
 */
function servcheck_test(string $header_label): void {
	global $assoc_actions, $item_rows;

	$schedule_created = get_request_var('id') ? true : false;

	// ================= input validation and session storage =================
	$filters = [
		'rows' => [
			'filter'  => FILTER_VALIDATE_INT,
			'pageset' => true,
			'default' => '-1',
		],
		'page' => [
			'filter'  => FILTER_VALIDATE_INT,
			'default' => '1',
		],
		'filter' => [
			'filter'  => FILTER_CALLBACK,
			'pageset' => true,
			'default' => '',
			'options' => ['options' => 'sanitize_search_string'],
		],
		'associated' => [
			'filter'  => FILTER_CALLBACK,
			'default' => 'true',
			'options' => ['options' => 'sanitize_search_string'],
		],
	];

	validate_store_request_vars($filters, 'sess_maint_sch');

	// ================= input validation =================

	// if the number of rows is -1, set it to the default
	if (get_request_var('rows') == '-1') {
		$rows = read_config_option('num_rows_table');
	} else {
		$rows = get_request_var('rows');
	}

	?>
	<script type='text/javascript'>
	function applyFilter() {
		strURL  = 'maint.php?tab=servcheck&action=edit&id=<?php print get_request_var('id'); ?>';
		strURL += '&rows=' + $('#rows').val();
		strURL += '&associated=' + $('#associated').is(':checked');
		strURL += '&filter=' + $('#filter').val();
		strURL += '&header=false';
		loadPageNoHeader(strURL);
	}

	function clearFilter() {
		strURL = 'maint.php?tab=servcheck&action=edit&id=<?php print get_request_var('id'); ?>&clear=true&header=false';
		loadPageNoHeader(strURL);
	}

	$(function() {
		$('#rows, #associated').change(function() {
			applyFilter();
		});

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

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

	html_start_box(__('Associated Servcheck test\'s %s', htmlspecialchars($header_label), 'maint'), '100%', false, 3, 'center', '');

	?>
	<tr class='even'>
		<td>
		<form id='form_servcheck' action='maint.php?action=edit&tab=servcheck'>
			<table class='filterTable'>
				<tr>
					<td>
						<?php print __('Search', 'maint'); ?>
					</td>
					<td>
						<input type='text' id='filter' size='25' value='<?php print html_escape_request_var('filter'); ?>'>
					</td>
					<td>
						<?php print __('Rows', 'maint'); ?>
					</td>
					<td>
						<select id='rows''>
							<option value='-1'<?php if (get_request_var('rows') == '-1') {?> selected<?php }?>><?php print __('Default', 'maint'); ?></option>
							<?php
							if (cacti_sizeof($item_rows) > 0) {
								foreach ($item_rows as $key => $value) {
									print "<option value='" . $key . "'";

									if (get_request_var('rows') == $key) {
										print ' selected';
									} print '>' . htmlspecialchars($value) . '</option>';
								}
							}
	?>
						</select>
					</td>
					<td>
						<input type='checkbox' id='associated' <?php print(get_request_var('associated') == 'true' || get_request_var('associated') == 'on' ? 'checked' : ''); ?>>
					</td>
					<td>
						<label for='associated'><?php print __('Associated', 'maint'); ?></label>
					</td>
					<td>
						<span>
							<button type='submit' class='ui-button ui-corner-all ui-widget ui-state-active' id='refresh' title='<?php print __esc('Set/Refresh Filters', 'maint'); ?>'><?php print __('Go', 'maint'); ?></button>
							<button type='button' class='ui-button ui-corner-all ui-widget' id='clear' title='<?php print __esc('Clear Filters', 'maint'); ?>'><?php print __('Clear', 'maint'); ?></button>
						</span>
					</td>
				</tr>
			</table>
			<input type='hidden' name='page' value='<?php print get_request_var('page'); ?>'>
			<input type='hidden' name='id' value='<?php print get_request_var('id'); ?>'>
		</form>
		</td>
	</tr>
	<?php

	html_end_box();

	// form the 'where' clause for our main sql query
	if (strlen(get_request_var('filter'))) {
		$sql_where = 'WHERE ((t.hostname LIKE ?)
			OR (t.display_name LIKE ?)
			OR (t.path LIKE ?))';
		$sql_where_params = [
			'%' . get_request_var('filter') . '%',
			'%' . get_request_var('filter') . '%',
			'%' . get_request_var('filter') . '%',
		];
	} else {
		$sql_where        = '';
		$sql_where_params =  [];
	}

	if (get_request_var('associated') == 'true') {
		$sql_where .= (strlen($sql_where) ? ' AND ' : ' WHERE ')
			. ' (pmh.type IS NOT NULL)';
	}

	if ($schedule_created) {
		$sql_params = array_merge([get_request_var('id'), MAINT_HOST_TYPE_SERVCHECK], $sql_where_params);
		$total_rows = db_fetch_cell_prepared("SELECT COUNT(*)
			FROM plugin_servcheck_test AS t
			LEFT JOIN plugin_maint_hosts AS pmh
			ON t.id = pmh.host
			AND pmh.type = ?
			AND pmh.schedule = ?
			$sql_where",
			$sql_params,
		);

		$sql_params = array_merge([get_request_var('id'), MAINT_HOST_TYPE_SERVCHECK, get_request_var('id')], $sql_where_params);
		$sql_query  = "SELECT t.*,
			(SELECT schedule FROM plugin_maint_hosts WHERE host = t.id AND schedule = ?) AS associated,
			pmh.type AS maint_type
			FROM plugin_servcheck_test AS t
			LEFT JOIN plugin_maint_hosts AS pmh
			ON t.id = pmh.host
			AND pmh.type = ?
			AND pmh.schedule = ?
			$sql_where
			LIMIT " . ($rows * (get_request_var('page') - 1)) . ',' . $rows;

		$tests = db_fetch_assoc_prepared($sql_query, $sql_params);
	} else {
		// new schedule, no "id" yet
		$total_rows = 0;
		$tests      = [];
	}

	$nav = html_nav_bar('maint.php?action=edit&tab=servcheck&id=' . get_request_var('id'), MAX_DISPLAY_PAGES, get_request_var('page'), $rows, $total_rows, 13, __('Tests', 'maint'), 'page', 'main');

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

	print $nav;

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

	$display_text = [
		__('Description', 'maint'),
		__('ID', 'maint'),
		__('Associated Schedules', 'maint'),
		__('Enabled', 'maint'),
		__('Hostname', 'maint'),
		__('Path', 'maint'),
	];

	html_header_checkbox($display_text);

	if (cacti_sizeof($tests)) {
		foreach ($tests as $test) {
			form_alternate_row('line' . $test['id']);
			form_selectable_cell(filter_value($test['display_name'], get_request_var('filter')), $test['id'], '250');
			form_selectable_cell(round(($test['id']), 2), $test['id']);

			if ($test['associated'] != '') {
				$names = '<span class="deviceUp">' . __('Current Schedule', 'maint') . '</span>';
			} else {
				$names = '';
			}

			$lists = db_fetch_assoc_prepared('SELECT name
				FROM plugin_maint_schedules
				INNER JOIN plugin_maint_hosts
				ON plugin_maint_schedules.id = plugin_maint_hosts.schedule
				WHERE type = ?
				AND host = ?
				AND plugin_maint_schedules.id != ?',
				[MAINT_HOST_TYPE_SERVCHECK, $test['id'], get_request_var('id')],
			);

			if (cacti_sizeof($lists)) {
				foreach ($lists as $name) {
					$names .= (strlen($names) ? ', ' : '') . "<span class='deviceRecovering'>" . html_escape($name['name']) . '</span>';
				}
			}

			if ($names == '') {
				form_selectable_cell('<span class="deviceUnknown">' . __('No Schedules', 'maint') . '</span>', $test['id']);
			} else {
				form_selectable_cell($names, $test['id']);
			}

			form_selectable_cell(($test['enabled'] == 'on' ? __('Enabled', 'maint') : __('Disabled', 'maint')), $test['id']);
			form_selectable_cell(filter_value($test['hostname'], get_request_var('filter')), $test['id']);
			form_selectable_cell(filter_value($test['hostname'], get_request_var('filter')), $test['id']);
			form_checkbox_cell($test['display_name'], $test['id']);
			form_end_row();
		}
	} else {
		if ($schedule_created) {
			print "<tr><td colspan='8'><em>" . __('No Associated Servcheck Test\'s Found', 'maint') . '</em></td></tr>';
		} else {
			print "<tr><td colspan='8'><em>" . __('Schedule must be created before associating', 'maint') . '</em></td></tr>';
		}
	}

	html_end_box(false);

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

	form_hidden_box('id', get_request_var('id'), '');
	form_hidden_box('save_servcheck', '1', '');

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

	form_end();
}