notify_lists.php

<?php
/*
 +-------------------------------------------------------------------------+
 | Copyright (C) 2004-2024 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/                                                   |
 +-------------------------------------------------------------------------+
*/

chdir('../..');
include('./include/auth.php');
include_once($config['base_path'] . '/lib/reports.php');
include_once($config['base_path'] . '/plugins/thold/thold_functions.php');
include($config['base_path'] . '/plugins/thold/includes/arrays.php');

$actions = array(
	1 => __('Delete', 'thold'),
	2 => __('Duplicate', 'thold')
);

$assoc_actions = array(
    1 => __('Associate', 'thold'),
    2 => __('Disassociate', 'thold')
);

/* present a tabbed interface */
$tabs_thold = array(
    'general'   => __('General', 'thold'),
    'hosts'     => __('Devices', 'thold'),
    'tholds'    => __('Thresholds', 'thold'),
    'templates' => __('Templates', 'thold')
);

$tabs_thold = api_plugin_hook_function('notify_list_tabs', $tabs_thold);

set_default_action();

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

		break;
	case 'actions':
		form_actions();

		break;
	case 'edit':
		top_header();
		edit();
		bottom_footer();
		break;
	default:
		top_header();
		lists();
		bottom_footer();
		break;
}

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

function form_save() {
	if (isset_request_var('save_component')) {
		$save['id']          = get_filter_request_var('id');
		$save['name']        = form_input_validate(get_nfilter_request_var('name'), 'name', '', false, 3);
		$save['enabled']     = isset_request_var('enabled') ? 'on':'';
		$save['description'] = form_input_validate(get_nfilter_request_var('description'), 'description', '', false, 3);
		$save['emails']      = form_input_validate(get_nfilter_request_var('emails'), 'emails', '', true, 3);
		$save['bcc_emails']  = form_input_validate(get_nfilter_request_var('bcc_emails'), 'bcc_emails', '', true, 3);
		$save['format_file'] = form_input_validate(get_nfilter_request_var('format_file'), 'format_file', '', true, 3);

		$bccs   = explode(',', $save['bcc_emails']);
		$emails = explode(',', $save['emails']);

		$bad = false;

		foreach($bccs as $email) {
			if (array_search(trim($email), $emails) !== false) {
				raise_message(
					'duplicate_email',
					__('ERROR: You can not have your Email in both the To and BCC lines. The Email below is invalid!<br><br>%s', $email, 'THOLD'),
					MESSAGE_LEVEL_WARN
				);

				$_SESSION['sess_error_fields']['bcc_emails'] = 'bcc_emails';
				$bad = true;

				break;
			}
		}

		if (!$bad) {
			foreach($emails as $email) {
				if (array_search(trim($email), $bccs) !== false) {
					raise_message(
						'duplicate_email',
						__('ERROR: You can not have your Email in both the To and BCC lines. The Email below is invalid!<br><br>%s', $email, 'THOLD'),
						MESSAGE_LEVEL_WARN
					);

					$_SESSION['sess_error_fields']['bcc_emails'] = 'bcc_emails';
					$bad = true;

					break;
				}
			}
		}

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

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

	header('Location: notify_lists.php?header=false&action=edit&id=' . (empty($id) ? get_request_var('id') : $id));
}

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

function form_actions() {
	global $actions, $assoc_actions;

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

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

					db_execute('UPDATE host
						SET thold_send_email = 0
						WHERE thold_send_email = 2
						AND deleted=""
						AND ' . array_to_sql_or($selected_items, 'thold_host_email'));

					db_execute('UPDATE host
						SET thold_send_email = 1
						WHERE thold_send_email = 3
						AND deleted=""
						AND ' . array_to_sql_or($selected_items, 'thold_host_email'));

					db_execute('UPDATE host
						SET thold_host_email = 0
						AND deleted=""
						WHERE ' . array_to_sql_or($selected_items, 'thold_host_email'));

					db_execute('UPDATE thold_data
						SET notify_warning = 0
						WHERE ' . array_to_sql_or($selected_items, 'notify_warning'));

					db_execute('UPDATE thold_data
						SET notify_alert = 0
						WHERE ' . array_to_sql_or($selected_items, 'notify_alert'));

					db_execute('UPDATE thold_template
						SET notify_warning = 0
						WHERE ' . array_to_sql_or($selected_items, 'notify_warning'));

					db_execute('UPDATE thold_template
						SET notify_alert = 0
						WHERE ' . array_to_sql_or($selected_items, 'notify_alert'));
				} elseif (get_request_var('drp_action') == '2') { /* duplicate */
					$i = 1;

					foreach($selected_items as $item) {
						/* get list to be duplicated */
						$list = db_fetch_row_prepared('SELECT *
							FROM plugin_notification_lists
							WHERE id = ?',
							array($item));

						/* see if there is already a list with the new name */
						$exists = db_fetch_cell_prepared('SELECT COUNT(*)
							FROM plugin_notification_lists
							WHERE name = ?',
							array(get_nfilter_request_var('name')));

						if ($exists > 0) {
							$name = get_nfilter_request_var('name') . ' (' . $i . ')';
							$i ++;
						} else {
							$name = get_nfilter_request_var('name');
						}

						$save['id']          = 0;
						$save['name']        = $name;
						$save['description'] = $list['description'];
						$save['emails']      = $list['emails'];
						$save['bcc_emails']  = $list['bcc_emails'];

						$id = sql_save($save, 'plugin_notification_lists');

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

			header('Location: notify_lists.php?header=false');
			exit;
		} elseif (isset_request_var('save_associate')) {
			if ($selected_items != false) {
				get_filter_request_var('notification_action');

				if (get_request_var('drp_action') == '1') { /* associate */
					for ($i=0;($i<count($selected_items));$i++) {
						/* set the notification list */
						db_execute('UPDATE host
							SET thold_host_email=' . get_request_var('id') . '
							WHERE id=' . $selected_items[$i] . '
							AND deleted=""');

						/* set the global/list election */
						db_execute('UPDATE host
							SET thold_send_email=' . get_request_var('notification_action') . '
							WHERE id=' . $selected_items[$i] . '
							AND deleted=""');

						if (get_request_var('notification_warning_action') > 0) {
							/* clear other settings */
							if (get_request_var('notification_warning_action') == 1) {
								/* set the notification list */
								db_execute('UPDATE thold_data AS td
									LEFT JOIN thold_template AS tt
									ON td.thold_template_id = tt.id
									SET td.notify_warning=' . get_request_var('id') . '
									WHERE td.host_id=' . $selected_items[$i] . '
									AND (tt.notify_templated = "" OR tt.notify_templated IS NULL)');

								/* clear other items */
								db_execute("UPDATE thold_data AS td
									LEFT JOIN thold_template AS tt
									ON td.thold_template_id = tt.id
									SET td.notify_warning_extra=''
									WHERE td.host_id=" . $selected_items[$i] . '
									AND (tt.notify_templated = "" OR tt.notify_templated IS NULL)');
							} else {
								/* set the notification list */
								db_execute('UPDATE thold_data AS td
									LEFT JOIN thold_template AS tt
									ON td.thold_template_id = tt.id
									SET td.notify_warning=' . get_request_var('id') . '
									WHERE td.host_id=' . $selected_items[$i] . '
									AND (tt.notify_templated = "" OR tt.notify_templated IS NULL)');
							}
						}

						if (get_request_var('notification_alert_action') > 0) {
							/* clear other settings */
							if (get_request_var('notification_alert_action') == 1) {
								/* set the notification list */
								db_execute('UPDATE thold_data AS td
									LEFT JOIN thold_template AS tt
									ON td.thold_template_id = tt.id
									SET td.notify_alert=' . get_request_var('id') . '
									WHERE td.host_id=' . $selected_items[$i] . '
									AND (tt.notify_templated = "" OR tt.notify_templated IS NULL)');

								/* clear other items */
								db_execute("UPDATE thold_data AS td
									LEFT JOIN thold_template AS tt
									ON td.thold_template_id = tt.id
									SET td.notify_extra=''
									WHERE host_id=" . $selected_items[$i] . '
									AND (tt.notify_templated = "" OR tt.notify_templated IS NULL)');

								/* remove legacy contacts */
								db_execute('DELETE pttc
									FROM plugin_thold_threshold_contact AS pttc
									INNER JOIN thold_data AS td
									ON pttc.thold_id = td.id
									LEFT JOIN thold_template AS tt
									ON td.thold_template_id = tt.id
									WHERE td.host_id=' . $selected_items[$i] . '
									AND (tt.notify_templated = "" OR tt.notify_templated IS NULL)');
							} else {
								/* set the notification list */
								db_execute('UPDATE thold_data AS td
									LEFT JOIN thold_template AS tt
									ON td.thold_template_id = tt.id
									SET td.notify_alert=' . get_request_var('id') . '
									WHERE td.host_id=' . $selected_items[$i] . '
									AND (tt.notify_templated = "" OR tt.notify_templated IS NULL)');
							}
						}
					}
				} elseif (get_request_var('drp_action') == '2') { /* disassociate */
					for ($i=0;($i<count($selected_items));$i++) {
						/* set the notification list */
						db_execute('UPDATE host
							SET thold_host_email=0
							WHERE id=' . $selected_items[$i] . '
							AND deleted=""');

						/* set the global/list election */
						db_execute('UPDATE host
							SET thold_send_email=' . get_request_var('notification_action') . '
							WHERE id=' . $selected_items[$i] . '
							AND deleted=""');

						if (get_request_var('notification_warning_action') > 0) {
							/* set the notification list */
							db_execute('UPDATE thold_data AS td
								LEFT JOIN thold_template AS tt
								ON td.thold_template_id = tt.id
								SET td.notify_warning = 0
								WHERE td.host_id=' . $selected_items[$i] . '
								AND (tt.notify_templated = "" OR tt.notify_templated IS NULL)
								AND td.notify_warning=' . get_request_var('id'));
						}

						if (get_request_var('notification_alert_action') > 0) {
							/* set the notification list */
							db_execute('UPDATE thold_data AS td
								LEFT JOIN thold_template AS tt
								ON td.thold_template_id = tt.id
								SET td.notify_alert=0
								WHERE td.host_id=' . $selected_items[$i] . '
								AND (tt.notify_templated = "" OR tt.notify_templated IS NULL)
								AND td.notify_alert=' . get_request_var('id'));
						}
					}
				}
			}

			header('Location: notify_lists.php?header=false&action=edit&tab=hosts&id=' . get_request_var('id'));
			exit;
		} elseif (isset_request_var('save_templates')) {
			if ($selected_items != false) {
				get_filter_request_var('notification_action');

				if (get_request_var('drp_action') == '1') { /* associate */
					for ($i=0;($i<count($selected_items));$i++) {
						if (get_request_var('notification_warning_action') > 0) {
							/* clear other settings */
							if (get_request_var('notification_warning_action') == 1) {
								/* set the notification list */
								db_execute('UPDATE thold_template
									SET notify_warning=' . get_request_var('id') . '
									WHERE id=' . $selected_items[$i]);

								/* clear other items */
								db_execute("UPDATE thold_template
									SET notify_warning_extra=''
									WHERE id=" . $selected_items[$i]);
							} else {
								/* set the notification list */
								db_execute('UPDATE thold_template
									SET notify_warning=' . get_request_var('id') . '
									WHERE id=' . $selected_items[$i]);
							}
						}

						if (get_request_var('notification_alert_action') > 0) {
							/* clear other settings */
							if (get_request_var('notification_alert_action') == 1) {
								/* set the notification list */
								db_execute('UPDATE thold_template
									SET notify_alert=' . get_request_var('id') . '
									WHERE id=' . $selected_items[$i]);

								/* clear other items */
								db_execute("UPDATE thold_template
									SET notify_extra=''
									WHERE id=" . $selected_items[$i]);

								db_execute('DELETE FROM plugin_thold_template_contact
									WHERE template_id=' . $selected_items[$i]);
							} else {
								/* set the notification list */
								db_execute('UPDATE thold_template
									SET notify_alert=' . get_request_var('id') . '
									WHERE id=' . $selected_items[$i]);
							}
						}

						thold_template_update_thresholds($selected_items[$i]);
					}
				} elseif (get_request_var('drp_action') == '2') { /* disassociate */
					for ($i=0;($i<count($selected_items));$i++) {
						if (get_request_var('notification_warning_action') > 0) {
							/* set the notification list */
							db_execute('UPDATE thold_template
								SET notify_warning=0
								WHERE id=' . $selected_items[$i] . '
								AND notify_warning=' . get_request_var('id'));
						}

						if (get_request_var('notification_alert_action') > 0) {
							/* set the notification list */
							db_execute('UPDATE thold_template
								SET notify_alert=0
								WHERE id=' . $selected_items[$i] . '
								AND notify_alert=' . get_request_var('id'));
						}

						thold_template_update_thresholds($selected_items[$i]);
					}
				}
			}

			header('Location: notify_lists.php?header=false&action=edit&tab=templates&id=' . get_request_var('id'));
			exit;
		} elseif (isset_request_var('save_tholds')) {
			if ($selected_items != false) {
				get_filter_request_var('notification_action');

				if (get_request_var('drp_action') == '1') { /* associate */
					for ($i=0;($i<count($selected_items));$i++) {
						if (get_request_var('notification_warning_action') > 0) {
							/* clear other settings */
							if (get_request_var('notification_warning_action') == 1) {
								/* set the notification list */
								db_execute('UPDATE thold_data
									SET notify_warning=' . get_request_var('id') . '
									WHERE id=' . $selected_items[$i]);

								/* clear other items */
								db_execute("UPDATE thold_data
									SET notify_warning_extra=''
									WHERE id=" . $selected_items[$i]);
							} else {
								/* set the notification list */
								db_execute('UPDATE thold_data
									SET notify_warning=' . get_request_var('id') . '
									WHERE id=' . $selected_items[$i]);
							}
						}

						if (get_request_var('notification_alert_action') > 0) {
							/* clear other settings */
							if (get_request_var('notification_alert_action') == 1) {
								/* set the notification list */
								db_execute('UPDATE thold_data
									SET notify_alert=' . get_request_var('id') . '
									WHERE id=' . $selected_items[$i]);

								/* clear other items */
								db_execute("UPDATE thold_data
									SET notify_extra=''
									WHERE id=" . $selected_items[$i]);

								db_execute('DELETE FROM plugin_thold_threshold_contact WHERE thold_id=' . $selected_items[$i]);
							} else {
								/* set the notification list */
								db_execute('UPDATE thold_data
									SET notify_alert=' . get_request_var('id') . '
									WHERE id=' . $selected_items[$i]);
							}
						}
					}
				} elseif (get_request_var('drp_action') == '2') { /* disassociate */
					for ($i=0;($i<count($selected_items));$i++) {
						if (get_request_var('notification_warning_action') > 0) {
							/* set the notification list */
							db_execute('UPDATE thold_data
								SET notify_warning=0
								WHERE id=' . $selected_items[$i] . '
								AND notify_warning=' . get_request_var('id'));
						}

						if (get_request_var('notification_alert_action') > 0) {
							/* set the notification list */
							db_execute('UPDATE thold_data
								SET notify_alert=0
								WHERE id=' . $selected_items[$i] . '
								AND notify_alert=' . get_request_var('id'));
						}
					}
				}
			}

			header('Location: notify_lists.php?header=false&action=edit&tab=tholds&id=' . get_request_var('id'));
			exit;
		} else {
			api_plugin_hook_function('notify_list_save', $_POST);
			header('Location: notify_lists.php?header=false&action=edit&tab=tholds&id=' . get_request_var('id'));
			exit;
		}
	}

	/* setup some variables */
	$list = ''; $array = array(); $list_name = '';
	if (isset_request_var('id')) {
		$list_name = db_fetch_cell_prepared('SELECT name
			FROM plugin_notification_lists
			WHERE id = ?',
			array(get_filter_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]);
				/* ==================================================== */

				$name = db_fetch_cell_prepared('SELECT name
					FROM plugin_notification_lists
					WHERE id = ?',
					array($matches[1]));

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

		top_header();

		form_start('notify_lists.php');

		html_start_box($actions[get_request_var('drp_action')] . " " . html_escape($list_name) , '80%', false, '3', 'center', '');

		if (cacti_sizeof($array)) {
			if (get_request_var('drp_action') == '1') { /* delete */
				print "<tr>
					<td class='textArea'>
						<p>" . __('Click \'Continue\' to Delete Notification Lists(s).  Any Device(s) or Threshold(s) associated with the List(s) will be reverted to the default.', 'thold'). "</p>
						<div class='itemlist'><ul>$list</ul></div>
					</td>
				</tr>";

				$save_html = "<input type='button' value='" . __esc('Cancel', 'thold') . "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' value='" . __esc('Continue', 'thold') . "' title='" . __esc('Delete Notification List(s)', 'thold') . "'>";
			} elseif (get_request_var('drp_action') == '2') { /* duplicate */
				print "<tr>
					<td class='textArea'>
						<p>" . __('Click \'Continue\' to Duplicate the following Notification List(s).', 'thold') . "</p>
						<div class='itemlist'><ul>$list</ul></div>
					<p>" . __('New List Name') . '<br>';
					form_text_box('name', __('New Notification List'), '', '255', '40', 'text');

				print "</p></td>
				</tr>";

				$save_html = "<input type='button' value='" . __esc('Cancel', 'thold') . "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' value='" . __esc('Continue', 'thold') . "' title='" . __esc('Duplicate Notification List(s)', 'thold') . "'>";
			}
		} else {
			raise_message(40);
			header('Location: notify_lists.php?action=edit&header=false&id=' . get_request_var('id') . '&tab=' . get_request_var('tab'));
			exit;
		}

		print "<tr>
				<td class='saveRow'>
				<input type='hidden' name='action' value='actions'>
				<input type='hidden' name='save_list' value='1'>
				<input type='hidden' name='selected_items' value='" . (isset($array) ? serialize($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_templates')) {
		/* 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]);
				/* ==================================================== */

				$name = db_fetch_cell_prepared('SELECT name
					FROM thold_template
					WHERE id = ?',
					array($matches[1]));

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

		top_header();

		form_start('notify_lists.php');

		html_start_box(__('%s Threshold Template(s)', $assoc_actions[get_request_var('drp_action')], 'thold'), '80%', false, '3', 'center', '');

		if (cacti_sizeof($array)) {
			if (get_request_var('drp_action') == '1') { /* associate */
				print "<tr>
					<td class='textArea'>
						<p>" . __esc('Click \'Continue\' to Association the Notification List \'%s\' with the Threshold Template(s) below.', $list_name, 'thold') . "</p>
						<div class='itemlist'><ul>$list</ul></div>
						<p>" . __('Warning Membership:', 'thold') . "<br>"; form_dropdown('notification_warning_action', array(0 => __('No Change', 'thold'), 1 => __('Notification List Only', 'thold'), 2 => __('Notification List, Retain Other Settings', 'thold')), '', '', 1, '', ''); print "</p>
						<p>" . __('Alert Membership:', 'thold') . "<br>"; form_dropdown('notification_alert_action', array(0 => __('No Change', 'thold'), 1 => __('Notification List Only', 'thold'), 2 => __('Notification List, Retain Other Settings', 'thold')), '', '', 1, '', ''); print "</p>
					</td>
				</tr>";

				$save_html = "<input type='button' value='" . __esc('Cancel', 'thold') . "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' value='" . __esc('Continue', 'thold') . "' title='" . __esc('Associate Notification List(s)', 'thold') . "'>";
			} elseif (get_request_var('drp_action') == '2') { /* disassociate */
				print "<tr>
					<td class='textArea'>
						<p>" . __esc('Click \'Continue\' to Disassociate the Notification List \'%s\' from the Thresholds Template(s) below.', $list_name, 'thold') . "</p>
						<div class='itemlist'><ul>$list</ul></div>
						<p>" . __('Warning Membership:', 'thold') . "<br>"; form_dropdown('notification_warning_action', array(0 => __('No Change', 'thold'), 1 => __('Remove List', 'thold')), '', '', 1, '', ''); print "</p>
						<p>" . __('Alert Membership:', 'thold') . "<br>"; form_dropdown('notification_alert_action', array(0 => __('No Change', 'thold'), 1 => __('Remove List', 'thold')), '', '', 1, '', ''); print "</p>
					</td>
				</tr>";

				$save_html = "<input type='button' value='" . __esc('Cancel', 'thold') . "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' value='" . __esc('Continue', 'thold') . "' title='" . __esc('Disassociate Notification List(s)', 'thold') . "'>";
			}
		} else {
			raise_message(40);
			header('Location: notify_lists.php?action=edit&header=false&id=' . get_request_var('id') . '&tab=' . get_request_var('tab'));
			exit;
		}

		print "	<tr>
				<td class='saveRow'>
				<input type='hidden' name='action' value='actions'>
				<input type='hidden' name='id' value='" . get_request_var('id') . "'>
				<input type='hidden' name='save_templates' value='1'>
				<input type='hidden' name='selected_items' value='" . (isset($array) ? serialize($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_tholds')) {
		/* 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]);
				/* ==================================================== */

				$name = db_fetch_cell_prepared('SELECT name_cache
					FROM thold_data
					WHERE id = ?',
					array($matches[1]));

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

		top_header();

		form_start('notify_lists.php');

		html_start_box(__('%s Threshold(s)', $assoc_actions[get_request_var('drp_action')], 'thold'), '80%', false, '3', 'center', '');

		if (cacti_sizeof($array)) {
			if (get_request_var('drp_action') == '1') { /* associate */
				print "<tr>
					<td class='textArea'>
						<p>" . __esc('Click \'Continue\' to Associate the Notification List \'%s\' with the Threshold(s) below.', $list_name, 'thold') . "</p>
						<div class='itemlist'><ul>$list</ul></div>
						<p>" . __('Warning Membership:', 'thold') . "<br>"; form_dropdown('notification_warning_action', array(0 => __('No Change', 'thold'), 1 => __('Notification List Only', 'thold'), 2 => __('Notification List, Retain Other Settings', 'thold')), '', '', 1, '', ''); print "</p>
						<p>" . __('Alert Membership:', 'thold') . "<br>"; form_dropdown('notification_alert_action', array(0 => __('No Change', 'thold'), 1 => __('Notification List Only', 'thold'), 2 => __('Notification List, Retain Other Settings', 'thold')), '', '', 1, '', ''); print "</p>
					</td>
				</tr>";

				$save_html = "<input type='button' value='" . __esc('Cancel', 'thold') . "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' value='" . __esc('Continue', 'thold') . "' title='" . __esc('Associate Notification List(s)', 'thold') . "'>";
			} elseif (get_request_var('drp_action') == '2') { /* disassociate */
				print "<tr>
					<td class='textArea'>
						<p>" . __esc('Click \'Continue\' to Disassociate the Notification List \'%s\' from the Thresholds(s) below.', $list_name, 'thold') . "</p>
						<div class='itemlist'><ul>$list</ul></div>
						<p>" . __('Warning Membership:', 'thold') . "<br>"; form_dropdown('notification_warning_action', array(0 => __('No Change', 'thold'), 1 => __('Remove List', 'thold')), '', '', 1, '', ''); print "</p>
						<p>" . __('Alert Membership:', 'thold') . "<br>"; form_dropdown('notification_alert_action', array(0 => __('No Change', 'thold'), 1 => __('Remove List', 'thold')), '', '', 1, '', ''); print "</p>
					</td>
				</tr>";

				$save_html = "<input type='button' value='" . __esc('Cancel', 'thold') . "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' value='" . __esc('Continue', 'thold') . "' title='" . __esc('Disassociate Notification List(s)', 'thold') . "'>";
			}
		} else {
			raise_message(40);
			header('Location: notify_lists.php?action=edit&header=false&id=' . get_request_var('id') . '&tab=' . get_request_var('tab'));
			exit;
		}

		print "	<tr>
				<td class='saveRow'>
				<input type='hidden' name='action' value='actions'>
				<input type='hidden' name='id' value='" . get_request_var('id') . "'>
				<input type='hidden' name='save_tholds' value='1'>
				<input type='hidden' name='selected_items' value='" . (isset($array) ? serialize($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_associate')) {
		/* 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]);
				/* ==================================================== */

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

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

		top_header();

		form_start('notify_lists.php');

		html_start_box($assoc_actions[get_request_var('drp_action')] . ' Device(s)', '80%', false, '3', 'center', '');

		if (cacti_sizeof($array)) {
			if (get_request_var('drp_action') == '1') { /* associate */
				print "<tr>
					<td class='textArea'>
						<p>" . __esc('Click \'Continue\' to Associate the Notification List \'%s\' with the Device(s) below.', $list_name, 'thold') . "</p>
						<p>" . __('You may also Associate the Devices Thresholds as well. However, these Device Thresholds will allow the Threshold Notification List to be overwritten.', 'thold') . "</p>
						<div class='itemlist'><ul>$list</ul></div>
						<p>" . __('Resulting Membership:', 'thold'). "<br>"; form_dropdown('notification_action', array(2 => __('Notification List Only', 'thold'), 3 => __('Notification and Global Lists', 'thold')), '', '', 2, '', ''); print "</p>
						<p>" . __('Device Threshold Warning Membership:', 'thold') . "<br>"; form_dropdown('notification_warning_action', array(0 => __('No Change', 'thold'), 1 => __('Notification List Only', 'thold'), 2 => __('Notification List, Retain Other Settings', 'thold')), '', '', 1, '', ''); print "</p>
						<p>" . __('Device Threshold Alert Membership:', 'thold') . "<br>"; form_dropdown('notification_alert_action', array(0 => __('No Change', 'thold'), 1 => __('Notification List Only', 'thold'), 2 => __('Notification List, Retain Other Settings', 'thold')), '', '', 1, '', ''); print "</p>
					</td>
				</tr>";

				$save_html = "<input type='button' value='" . __esc('Cancel', 'thold'). "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' value='" . __esc('Continue', 'thold'). "' title='" . __esc('Associate Notification List(s)', 'thold'). "'>";
			} elseif (get_request_var('drp_action') == '2') { /* disassociate */
				print "<tr>
					<td class='textArea'>
						<p>" . __esc('Click \'Continue\' to Disassociate the Notification List \'%s\' from the Device(s) below.', $list_name, 'thold') . "</p>
						<p>" . __('You may also Disassociate the Devices Thresholds as well. However, these Device Thresholds will allow the Threshold Notification List to be overwritten.', 'thold') . "</p>
						<div class='itemlist'><ul>$list</ul></div>
						<p>" . __('Resulting Membership:', 'thold') . "<br>"; form_dropdown('notification_action', array(1 => __('Global List', 'thold'), 0 => __('Disabled', 'thold')), '', '', 1, '', ''); print "</p>
						<p>" . __('Device Threshold Warning Membership:', 'thold') . "<br>"; form_dropdown('notification_warning_action', array(0 => __('No Change', 'thold'), 1 => __('Remove List', 'thold')), '', '', 1, '', ''); print "</p>
						<p>" . __('Device Threshold Alert Membership:', 'thold') . "<br>"; form_dropdown('notification_alert_action', array(0 => __('No Change', 'thold'), 1 => __('Remove List', 'thold')), '', '', 1, '', ''); print "</p>
					</td>
				</tr>";

				$save_html = "<input type='button' value='" . __esc('Cancel', 'thold') . "' onClick='cactiReturnTo()'>&nbsp;<input type='submit' value='" . __('Continue', 'thold') . "' title='" . __esc('Disassociate Notification List(s)', 'thold') . "'>";
			}
		} else {
			raise_message(40);
			header('Location: notify_lists.php?action=edit&header=false&id=' . get_request_var('id') . '&tab=' . get_request_var('tab'));
			exit;
		}

		print "<tr>
			<td class='saveRow'>
				<input type='hidden' name='action' value='actions'>
				<input type='hidden' name='id' value='" . get_request_var('id') . "'>
				<input type='hidden' name='save_associate' value='1'>
				<input type='hidden' name='selected_items' value='" . (isset($array) ? serialize($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 {
		$save = array('post' => $_POST, 'selected_items' => isset($selected_items) ? $selected_items : '');
		api_plugin_hook_function('notify_list_form_confirm', $save);
	}
}

/* ----------------------------
   Notification List Edit
   ---------------------------- */

function get_notification_header_label() {
	if (!isempty_request_var('id')) {
		$list = db_fetch_row_prepared('SELECT *
			FROM plugin_notification_lists
			WHERE id = ?',
			array(get_filter_request_var('id')));

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

	return $header_label;
}

function edit() {
	global $tabs_thold, $config;

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

	/* set the default tab */
	load_current_session_value('tab', 'sess_thold_notify_tab', 'general');
	$current_tab = get_request_var('tab');

	if (cacti_sizeof($tabs_thold) && isset_request_var('id')) {
		print "<div class='tabs'><nav><ul>";

		foreach (array_keys($tabs_thold) as $tab_short_name) {
			print "<li><a class='pic" . (($tab_short_name == $current_tab) ? ' selected' : '') .  "' href='" . $config['url_path'] .
				'plugins/thold/notify_lists.php' .
				'?action=edit&id=' . get_filter_request_var('id') .
				'&tab=' . $tab_short_name .
				"'>" . $tabs_thold[$tab_short_name] . '</a></li>';
		}

		print '</ul></nav></div>';
	}

	$header_label = get_notification_header_label();

	$formats = reports_get_format_files();

	if (isset_request_var('id')) {
		$list = db_fetch_row_prepared('SELECT *
			FROM plugin_notification_lists
			WHERE id = ?',
			array(get_request_var('id')));
	} else {
		$list = array();
		$current_tab = 'general';
	}

	if ($current_tab == 'general') {
		form_start('notify_lists.php');

		html_start_box(__('List General Settings', 'thold') . ' ' . html_escape($header_label), '100%', false, '3', 'center', '');

		$fields_notification = array(
			'name' => array(
				'method' => 'textbox',
				'friendly_name' => __('Name', 'thold'),
				'description' => __('Enter a name for this Notification List.', 'thold'),
				'value' => '|arg1:name|',
				'max_length' => '80'
			),
			'description' => array(
				'method' => 'textarea',
				'friendly_name' => __('Description', 'thold'),
				'description' => __('Enter a description for this Notification List.', 'thold'),
				'value' => '|arg1:description|',
				'class' => 'textAreaNotes',
				'textarea_rows' => '2',
				'textarea_cols' => '80'
			),
			'enabled' => array(
				'method' => 'checkbox',
				'friendly_name' => __('Enabled'),
				'description' => __('To disable all notifications from this Notification List, you can simply disable it here.', 'thold'),
				'default' => '',
				'value' => '|arg1:enabled|'
			),
			'emails' => array(
				'method' => 'textarea',
				'friendly_name' => __('To Email Addresses', 'thold'),
				'description' => __('Enter a comma separated list of Email addresses for this Notification List.', 'thold'),
				'value' => '|arg1:emails|',
				'class' => 'textAreaNotes',
				'textarea_rows' => '4',
				'textarea_cols' => '80'
			),
			'bcc_emails' => array(
				'method' => 'textarea',
				'friendly_name' => __('BCC Email Addresses', 'thold'),
				'description' => __('Enter a comma separated list of Email addresses for this Notification List to be blind copied.', 'thold'),
				'value' => '|arg1:bcc_emails|',
				'class' => 'textAreaNotes',
				'textarea_rows' => '4',
				'textarea_cols' => '80'
			),
			'format_file' => array(
				'friendly_name' => __('Email Style/Format File', 'thold'),
				'method' => 'drop_array',
				'default' => 'default.format',
				'description' => __('Choose the custom html wrapper and CSS file to use.  This file contains both html and CSS to wrap around your report.  If it contains more than simply CSS, you need to place a special <REPORT> tag inside of the file.  This format tag will be replaced by the report content.  These files are located in the \'formats\' directory.', 'thold'),
				'value' => '|arg1:format_file|',
				'array' => $formats
			),
			'id' => array(
				'method' => 'hidden_zero',
				'value' => '|arg1:id|'
			),
			'save_component' => array(
				'method' => 'hidden',
				'value' => '1'
			)
		);

		draw_edit_form(
			array(
				'config' => array(),
				'fields' => inject_form_variables($fields_notification, (isset($list) ? $list : array()))
			)
		);

		html_end_box();

		form_save_button('notify_lists.php', 'return');
	} elseif ($current_tab == 'hosts') {
		hosts($header_label);
	} elseif ($current_tab == 'tholds') {
		tholds($header_label);
	} elseif ($current_tab == 'templates') {
		templates($header_label);
	} else {
		$save = array(
			'current_tab' => $current_tab,
			'header_label' => $header_label
		);

		api_plugin_hook_function('notify_list_display', $save);
	}
}

function hosts($header_label) {
	global $assoc_actions, $item_rows, $config;

    /* ================= 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'
		),
		'site_id' => array(
			'filter' => FILTER_VALIDATE_INT,
			'pageset' => true,
			'default' => '-1'
		),
		'rfilter' => array(
			'filter' => FILTER_VALIDATE_IS_REGEX,
			'pageset' => true,
			'default' => ''
		),
		'sort_column' => array(
			'filter' => FILTER_CALLBACK,
			'default' => 'description',
			'options' => array('options' => 'sanitize_search_string')
		),
		'sort_direction' => array(
			'filter' => FILTER_CALLBACK,
			'default' => 'ASC',
			'options' => array('options' => 'sanitize_search_string')
		),
		'associated' => array(
			'filter' => FILTER_CALLBACK,
			'default' => 'true',
			'options' => array('options' => 'sanitize_search_string')
		),
		'host_template_id' => array(
			'filter' => FILTER_VALIDATE_INT,
			'pageset' => true,
			'default' => '-1'
		)
	);

	validate_store_request_vars($filters, 'sess_nlh');
	/* ================= 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(__('Associated Devices', 'thold') . ' ' . html_escape($header_label), '100%', false, '3', 'center', '');

	?>
	<tr class='even'>
		<td>
		<form id='form_devices' method='post' action='notify_lists.php'>
			<table class='filterTable'>
				<tr>
					<td>
						<?php print __('Search', 'thold');?>
					</td>
					<td>
						<input type='text' id='rfilter' size='30' value='<?php print html_escape_request_var('rfilter');?>' onChange='applyFilter()'>
					</td>
					<td>
						<?php print __('Site');?>
					</td>
					<td>
						<select id='site_id'>
							<option value='-1'<?php if (get_request_var('site_id') == '-1') {?> selected<?php }?>><?php print __('Any');?></option>
							<option value='0'<?php if (get_request_var('site_id') == '0') {?> selected<?php }?>><?php print __('None');?></option>
							<?php
							$sites = db_fetch_assoc('SELECT id, name FROM sites ORDER BY name');

							if (cacti_sizeof($sites)) {
								foreach ($sites as $site) {
									print "<option value='" . $site['id'] . "'" . (get_request_var('site_id') == $site['id'] ? ' selected':'') . '>' . html_escape($site['name']) . '</option>';
								}
							}
							?>
						</select>
					</td>
					<td>
						<?php print __('Device Template', 'thold');?>
					</td>
					<td>
						<select id='host_template_id' onChange='applyFilter()'>
							<option value='-1'<?php if (get_request_var('host_template_id') == '-1') {?> selected<?php }?>><?php print __('Any', 'thold');?></option>
							<option value='0'<?php if (get_request_var('host_template_id') == '0') {?> selected<?php }?>><?php print __('None', 'thold');?></option>
							<?php
							$host_templates = db_fetch_assoc('SELECT id, name
								FROM host_template
								ORDER BY name');

							if (cacti_sizeof($host_templates)) {
								foreach ($host_templates as $host_template) {
									print "<option value='" . $host_template['id'] . "'" . (get_request_var('host_template_id') == $host_template['id'] ? ' selected':'') . '>' . html_escape($host_template['name']) . '</option>';
								}
							}
							?>
						</select>
					</td>
					<td>
						<?php print __('Devices', 'thold');?>
					</td>
					<td>
						<select id='rows' onChange='applyFilter()'>
							<option value='-1'<?php if (get_request_var('rows') == '-1') {?> selected<?php }?>><?php print __('Default', 'thold');?></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>
						<span>
							<input type='checkbox' id='associated' onChange='applyFilter()' <?php print (get_request_var('associated') == 'true' || get_request_var('associated') == 'on' ? 'checked':'');?>>
							<label for='associated'><?php print __('Associated', 'thold');?></label>
						</span>
					</td>
					<td>
						<span>
							<input type='submit' value='<?php print __esc('Go', 'thold');?>' title='<?php print __esc('Set/Refresh Filters', 'thold');?>'>
							<input type='button' name='clear' value='<?php print __esc('Clear', 'thold');?>' onClick='clearFilter()' title='<?php print __esc('Clear Filters', 'thold');?>'>
						</span>
					</td>
				</tr>
			</table>
		</form>
		<script type='text/javascript'>

		function applyFilter() {
			strURL  = '?header=false&action=edit&id=<?php print get_request_var('id');?>'
			strURL += '&rows=' + $('#rows').val();
			strURL += '&host_template_id=' + $('#host_template_id').val();
			strURL += '&site_id=' + $('#site_id').val();
			strURL += '&associated=' + $('#associated').is(':checked');
			strURL += '&rfilter=' + base64_encode($('#rfilter').val());
			loadPageNoHeader(strURL);
		}

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

		$(function() {
			$('#form_devices').submit(function(event) {
				event.preventDefault();
				applyFilter();
			});

			$('#site_id').off('change').on('change', function() {
				applyFilter();
			});
		});

		</script>
		</td>
	</tr>
	<?php

	html_end_box();

	$sql_where  = '';
	$sql_params = array();

	/* form the 'where' clause for our main sql query */
	if (strlen(get_request_var('rfilter'))) {
		$sql_where = "WHERE (
			h.hostname RLIKE ?
			OR h.description RLIKE ?)";

		$sql_params[] = get_request_var('rfilter');
		$sql_params[] = get_request_var('rfilter');
	}

	if (get_request_var('site_id') == '-1') {
		/* Show all items */
	} elseif (get_request_var('site_id') == '0') {
		$sql_where .= ($sql_where == '' ? 'WHERE' : ' AND ') . ' h.site_id = 0';
	} elseif (!isempty_request_var('site_id')) {
		$sql_where .= ($sql_where == '' ? 'WHERE' : ' AND ') . ' h.site_id = ?';
		$sql_params[] = get_request_var('site_id');
	}

	if (get_request_var('host_template_id') == '-1') {
		/* Show all items */
	} elseif (get_request_var('host_template_id') == '0') {
		$sql_where .= ($sql_where != '' ? ' AND ':'WHERE ') . ' h.host_template_id = 0';
	} elseif (!isempty_request_var('host_template_id')) {
		$sql_where .= ($sql_where != '' ? ' AND ':'WHERE ') . ' h.host_template_id = ?';
		$sql_params[] = get_request_var('host_template_id');
	}

	if (get_request_var('associated') == 'false') {
		/* Show all items */
	} else {
		$sql_where .= ($sql_where != '' ? ' AND ':'WHERE ') . ' (h.thold_send_email > 1 AND h.thold_host_email = ?)';
		$sql_params[] = get_request_var('id');
	}

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

	$total_rows = db_fetch_cell_prepared("SELECT
		COUNT(h.id)
		FROM host AS h
		$sql_where",
		$sql_params);

	$host_graphs = array_rekey(
		db_fetch_assoc('SELECT host_id, COUNT(*) AS graphs
			FROM graph_local
			GROUP BY host_id'),
		'host_id', 'graphs'
	);

	$host_data_sources = array_rekey(
		db_fetch_assoc('SELECT host_id, COUNT(*) AS data_sources
			FROM data_local
			GROUP BY host_id'),
		'host_id', 'data_sources'
	);

	$sql_query = "SELECT h.*, s.name AS site_name
		FROM host AS h
		LEFT JOIN sites AS s
		ON h.site_id = s.id
		$sql_where
		$sql_order
		$sql_limit";

	$hosts = db_fetch_assoc_prepared($sql_query, $sql_params);

	$nav = html_nav_bar('notify_lists.php?action=edit&id=' . get_request_var('id'), MAX_DISPLAY_PAGES, get_request_var('page'), $rows, $total_rows, 10, __('Devices', 'thold'), 'page', 'main');

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

	print $nav;

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

	$display_text = array(
		'description' => array(
			'display' => __('Description', 'thold'),
			'align'   => 'left',
			'sort'    => 'ASC',
		),
		'site_name' => array(
			'display' => __('Site', 'thold'),
			'align'   => 'left',
			'sort'    => 'ASC',
		),
		'h.id' => array(
			'display' => __('ID', 'thold'),
			'align'   => 'left',
			'sort'    => 'ASC',
		),
		'h.status' => array(
			'display' => __('Status', 'thold'),
			'align'   => 'left',
			'sort'    => 'ASC',
		),
		'nosort0' => array(
			'display' => __('Associated Lists', 'thold'),
			'align'   => 'left',
			'sort'    => 'ASC',
		),
		'nosort1' => array(
			'display' => __('Graphs', 'thold'),
			'align'   => 'right',
			'sort'    => 'DESC',
		),
		'nosort2' => array(
			'display' => __('Data Sources', 'thold'),
			'align'   => 'right',
			'sort'    => 'DESC',
		),
		'h.hostname' => array(
			'display' => __('Hostname', 'thold'),
			'align'   => 'right',
			'sort'    => 'ASC',
		)
	);

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

	if (cacti_sizeof($hosts)) {
		foreach ($hosts as $host) {
			form_alternate_row('line' . $host['id'], true);

			form_selectable_cell(filter_value($host['description'], get_request_var('rfilter'), $config['url_path'] . 'host.php?action=edit&id=' . $host['id']), $host['id'],250);

			form_selectable_ecell($host['site_name'] != '' ? $host['site_name'] : __('None', 'thold'), $host['id']);
			form_selectable_cell($host['id'], $host['id']);
			form_selectable_cell(get_colored_device_status(($host['disabled'] == 'on' ? true : false), $host['status']), $host['id']);

			if ($host['thold_send_email'] == 0) {
				form_selectable_cell('<span class="deviceDisabled">' . __('Disabled', 'thold') . '</span>', $host['id']);
			} elseif ($host['thold_send_email'] == 1) {
				form_selectable_cell('<span class="deviceRecovering">' . __('Global List', 'thold') . '</span>', $host['id']);
			} elseif ($host['thold_host_email'] == get_request_var('id')) {
				if ($host['thold_send_email'] == 2) {
					form_selectable_cell('<span class="deviceUp">' . __('Current List Only', 'thold') . '</span>', $host['id']);
				} else {
					form_selectable_cell('<span class="deviceUp">' . __('Current and Global List(s)', 'thold') . '</span>', $host['id']);
				}
			} elseif ($host['thold_host_email'] == '0') {
				form_selectable_cell('<span class="deviceUp">' . __('None', 'thold') . '</span>', $host['id']);
			} else {
				$name = db_fetch_cell_prepared('SELECT name
					FROM plugin_notification_lists
					WHERE id = ?',
					array(get_request_var('id')));

				form_selectable_cell('<span class="deviceDown">' . html_escape($name) . '</span>', $host['id']);
			}

			form_selectable_cell((isset($host_graphs[$host['id']]) ? $host_graphs[$host['id']] : 0), $host['id'], '', 'right');
			form_selectable_cell((isset($host_data_sources[$host['id']]) ? $host_data_sources[$host['id']] : 0), $host['id'], '', 'right');
			form_selectable_cell(filter_value($host['hostname'], get_request_var('rfilter')), $host['id'], '', 'right');
			form_checkbox_cell($host['description'], $host['id']);

			form_end_row();
		}
	} else {
		print '<tr><td colspan="' . (cacti_sizeof($display_text) + 1) . '"><em>' . __('No Associated Devices Found', 'thold') . '</em></td></tr>';
	}

	html_end_box();

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

	form_hidden_box('tab', 'hosts', '');
	form_hidden_box('id', get_request_var('id'), '');
	form_hidden_box('save_associate', '1', '');

	draw_actions_dropdown($assoc_actions);

	form_end();
}

function tholds($header_label) {
	global $item_rows, $assoc_actions, $config;

	include($config['base_path'] . '/plugins/thold/includes/arrays.php');

	thold_request_validation();

	$statefilter = '';

	if (isset_request_var('state')) {
		if (get_request_var('state') == '-1') {
			$statefilter = '';
		} elseif (get_request_var('state') == '0') {
			$statefilter = "td.thold_enabled = 'off'";
		} elseif (get_request_var('state') == '2') {
			$statefilter = "td.thold_enabled = 'on'";
		} elseif (get_request_var('state') == '1') {
			$statefilter = '(td.thold_alert != 0 OR td.bl_alert > 0)';
		} elseif (get_request_var('state') == '3') {
			$statefilter = '(td.thold_alert != 0 AND td.thold_fail_count >= td.thold_fail_trigger) OR (td.bl_alert > 0 AND td.bl_fail_count >= td.bl_fail_trigger)';
		}
	}

	/* 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');
	}

	$sql_where = '';

	$sort  = get_request_var('sort_column') . ' ' . get_request_var('sort_direction');
	$limit = ($rows*(get_request_var('page')-1)) . ", $rows";

	if (!isempty_request_var('template') && get_request_var('template') != '-1') {
		$sql_where .= ($sql_where == '' ? '' : ' AND ') . 'td.data_template_id = ' . get_request_var('template');
	}

	if (get_request_var('site_id') == '-1') {
		/* Show all items */
	} elseif (get_request_var('site_id') == '0') {
		$sql_where .= ($sql_where == '' ? '' : ' AND ') . ' h.site_id=0';
	} elseif (!isempty_request_var('site_id')) {
		$sql_where .= ($sql_where == '' ? '' : ' AND ') . ' h.site_id=' . get_request_var('site_id');
	}

	if (strlen(get_request_var('rfilter'))) {
		$sql_where .= (!strlen($sql_where) ? '' : ' AND ') . "td.name_cache RLIKE '" . get_request_var('rfilter') . "'";
	}

	if ($statefilter != '') {
		$sql_where .= (!strlen($sql_where) ? '' : ' AND ') . $statefilter;
	}

	if (get_request_var('associated') == 'true') {
		$sql_where .= (!strlen($sql_where) ? '' : ' AND ') . '(td.notify_warning=' . get_request_var('id') . ' OR td.notify_alert=' . get_request_var('id') . ')';
	}

	$result = get_allowed_thresholds($sql_where, $sort, $limit, $total_rows);

	$data_templates = db_fetch_assoc('SELECT DISTINCT dt.id, dt.name
		FROM data_template AS dt
		INNER JOIN thold_data AS td
		ON td.data_template_id = dt.id
		ORDER BY dt.name');

	html_start_box(__('Associated Thresholds', 'thold') . ' ' . html_escape($header_label) , '100%', false, '3', 'center', '');
	?>
	<tr class='even'>
		<td>
		<form id='listthold' method='get' action='notify_lists.php'>
			<table class='filterTable'>
				<tr>
					<td>
						<?php print __('Search', 'thold');?>
					</td>
					<td>
						<input type='text' id='rfilter' size='30' value='<?php print html_escape_request_var('rfilter');?>' onChange='applyFilter()'>
					</td>
					<td>
						<?php print __('Site');?>
					</td>
					<td>
						<select id='site_id'>
							<option value='-1'<?php if (get_request_var('site_id') == '-1') {?> selected<?php }?>><?php print __('Any');?></option>
							<option value='0'<?php if (get_request_var('site_id') == '0') {?> selected<?php }?>><?php print __('None');?></option>
							<?php
							$sites = db_fetch_assoc('SELECT id, name FROM sites ORDER BY name');

							if (cacti_sizeof($sites)) {
								foreach ($sites as $site) {
									print "<option value='" . $site['id'] . "'" . (get_request_var('site_id') == $site['id'] ? ' selected':'') . '>' . html_escape($site['name']) . '</option>';
								}
							}
							?>
						</select>
					</td>
					<td>
						<?php print __('Template', 'thold');?>
					</td>
					<td>
						<select id='template' onChange='applyFilter()'>
							<option value='-1'><?php print __('Any', 'thold');?></option>
							<?php
							foreach ($data_templates as $row) {
								print "<option value='" . $row['id'] . "'" . (isset_request_var('template') && $row['id'] == get_request_var('template') ? ' selected' : '') . '>' . $row['name'] . '</option>';
							}
							?>
						</select>
					</td>
					<td>
						<?php print __('State', 'thold');?>
					</td>
					<td>
						<select id='state' onChange='applyFilter()'>
							<option value='-1'<?php if (get_request_var('state') == '-1') {?> selected<?php }?>><?php print __('All', 'thold');?></option>
							<option value='1'<?php if (get_request_var('state') == '1') {?> selected<?php }?>><?php print __('Breached', 'thold');?></option>
							<option value='3'<?php if (get_request_var('state') == '3') {?> selected<?php }?>><?php print __('Triggered', 'thold');?></option>
							<option value='2'<?php if (get_request_var('state') == '2') {?> selected<?php }?>><?php print __('Enabled', 'thold');?></option>
							<option value='0'<?php if (get_request_var('state') == '0') {?> selected<?php }?>><?php print __('Disabled', 'thold');?></option>
						</select>
					</td>
					<td>
						<?php print __('Thresholds', 'thold');?>
					</td>
					<td>
						<select id='rows' onChange='applyFilter()'>
							<option value='-1'<?php if (get_request_var('rows') == '-1') {?> selected<?php }?>><?php print __('Default', 'thold');?></option>
							<?php
							if (cacti_sizeof($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>
						<span>
							<input type='checkbox' id='associated' onChange='applyFilter()' <?php print (get_request_var('associated') == 'true' || get_request_var('associated') == 'on' ? 'checked':'');?>>
							<label for='associated'><?php print __('Associated', 'thold');?></label>
						</span>
					</td>
					<td>
						<span>
							<input type='submit' value='<?php print __esc('Go', 'thold');?>' title='<?php print __esc('Set/Refresh Filters', 'thold');?>'>
							<input type='button' name='clear' value='<?php print __esc('Clear', 'thold');?>' onClick='clearFilter()' title='<?php print __esc('Clear Filters', 'thold');?>'>
						</span>
					</td>
				</tr>
			</table>
		</form>
		<script type='text/javascript'>

		function applyFilter() {
			strURL  = 'notify_lists.php?header=false&action=edit&tab=tholds&id=<?php print get_request_var('id');?>'
			strURL += '&associated=' + $('#associated').is(':checked');
			strURL += '&state=' + $('#state').val();
			strURL += '&site_id=' + $('#site_id').val();
			strURL += '&rows=' + $('#rows').val();
			strURL += '&template=' + $('#template').val();
			strURL += '&rfilter=' + base64_encode($('#rfilter').val());
			loadPageNoHeader(strURL);
		}

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

		$(function() {
			$('#listthold').submit(function(event) {
				event.preventDefault();
				applyFilter();
			});

			$('#site_id').off('change').on('change', function() {
				applyFilter();
			});
		});

		</script>
		</td>
	</tr>
	<?php

	html_end_box();

	$nav = html_nav_bar('notify_lists.php?action=edit&tab=tholds&id=' . get_filter_request_var('id'), MAX_DISPLAY_PAGES, get_request_var('page'), $rows, $total_rows, 10, __('Thresholds', 'thold'), 'page', 'main');

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

	print $nav;

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

	$display_text = array(
		'name_cache' => array(
			'display' => __('Name', 'thold'),
			'sort'    => 'ASC'
		),
		'id' => array(
			'display' => __('ID', 'thold'),
			'sort'    => 'ASC'
		),
		'nosort1' => array(
			'display' => __('Warning Lists', 'thold'),
			'sort'    => 'ASC'
		),
		'nosort2' => array(
			'display' => __('Alert Lists', 'thold'),
			'sort'    => 'ASC'
		),
		'thold_type' => array(
			'display' => __('Type', 'thold'),
			'sort'    => 'ASC'
		),
		'thold_alert' => array(
			'display' => __('Triggered', 'thold'),
			'sort'    => 'ASC'
		),
		'nosort3' => array(
			'display' => __('Templated', 'thold'),
			'sort'    => 'ASC'
		),
		'thold_enabled' => array(
			'display' => __('Enabled', 'thold'),
			'sort'    => 'ASC'
		)
	);

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

	$c=0;
	if (cacti_sizeof($result)) {
		foreach ($result as $row) {
			$c++;
			$alertstat = __('No', 'thold');
			if ($row['thold_type'] != 1) {
				if ($row['thold_alert'] != 0) {
					$alertstat = __('Yes', 'thold');
				}
			} else {
				if ($row['bl_alert'] == 1) {
					$alertstat = __('baseline-LOW', 'thold');
				} elseif ($row['bl_alert'] == 2)  {
					$alertstat = __('baseline-HIGH', 'thold');
				}
			}

			/* show alert stats first */
			$alert_stat = '';
			$list = db_fetch_cell_prepared('SELECT count(*)
				FROM plugin_thold_threshold_contact
				WHERE thold_id = ?',
				array($row['id']));

			if ($list > 0) {
				$alert_stat = "<span class='deviceUp'>" . __('Select Users', 'thold') . "</span>";
			}

			if (strlen($row['notify_extra'])) {
				$alert_stat .= (strlen($alert_stat) ? ', ':'') . "<span class='deviceRecovering'>" . __('Specific Emails', 'thold') . "</span>";
			}

			if (!empty($row['notify_alert'])) {
				if (get_request_var('id') == $row['notify_alert']) {
					$alert_stat .= (strlen($alert_stat) ? ', ':'') . "<span class='deviceUp'>" . __('Current List', 'thold') . "</span>";
				} else {
					$alert_info = db_fetch_cell_prepared('SELECT name
						FROM plugin_notification_lists
						WHERE id = ?',
						array($row['notify_alert']));

					if ($alert_info != '') {
						$alert_stat .= (strlen($alert_stat) ? ', ':'') . "<span class='deviceDown'>" . html_escape($alert_info) . '</span>';
					} else {
						$alert_stat .= (strlen($alert_stat) ? ', ':'') . "<span class='deviceDown'>" . __('Unknown Threshold', 'thold') . '</span>';
					}
				}
			}

			if (!strlen($alert_stat)) {
				$alert_stat = "<span class='deviceUnknown'>" . __('Log Only', 'thold') . "</span>";
			}

			/* show warning stats first */
			$warn_stat = '';
			if (strlen($row['notify_warning_extra'])) {
				$warn_stat .= (strlen($warn_stat) ? ', ':'') . "<span class='deviceRecovering'>" . __('Specific Emails', 'thold') . "</span>";
			}

			if (!empty($row['notify_warning'])) {
				if (get_request_var('id') == $row['notify_warning']) {
					$warn_stat .= (strlen($warn_stat) ? ', ':'') . "<span class='deviceUp'>" . __('Current List', 'thold') . "</span>";
				} else {
					$warn_list = db_fetch_cell_prepared('SELECT name
						FROM plugin_notification_lists
						WHERE id = ?',
						array($row['notify_warning']));

					$warn_stat .= (strlen($warn_stat) ? ', ':'') . "<span class='deviceDown'>" . html_escape($warn_list) . '</span>';
				}
			}

			if ((!strlen($warn_stat)) &&
				(($row['thold_type'] == 0 && $row['thold_warning_hi'] == '' && $row['thold_warning_low'] == '') ||
				($row['thold_type'] == 2 && $row['time_warning_hi'] == '' && $row['time_warning_low'] == ''))) {
				$warn_stat  = "<span class='deviceDown'>" . __('None', 'thold') . "</span>";
			} elseif (!strlen($warn_stat)) {
				$warn_stat  = "<span class='deviceUnknown'>" . __('Log Only', 'thold'). "</span>";
			}

			if ($row['template_enabled'] == 'on') {
				$templated = db_fetch_cell_prepared('SELECT notify_templated
					FROM thold_template
					WHERE id = ?',
					array($row['thold_template_id']));

				if ($templated == 'on') {
					$disabled = true;
				} else {
					$disabled = false;
				}
			} else {
				$disabled = false;
			}

			form_alternate_row('line' . $row['id'], true, $disabled);

			form_selectable_cell(filter_value($row['name_cache'], get_request_var('rfilter')), $row['id']);
			form_selectable_cell($row['id'], $row['id']);
			form_selectable_cell($warn_stat, $row['id']);
			form_selectable_cell($alert_stat, $row['id']);
			form_selectable_cell($thold_types[$row['thold_type']], $row['id']);
			form_selectable_cell($alertstat, $row['id']);
			form_selectable_cell($disabled ? __('Read Only', 'thold'): __('Editable', 'thold'), $row['id']);
			form_selectable_cell((($row['thold_enabled'] == 'off') ? __('Disabled', 'thold'): __('Enabled', 'thold')), $row['id']);
			form_checkbox_cell($row['name'], $row['id'], $disabled);

			form_end_row();
		}
	} else {
		print "<tr class='even'><td colspan='" . (cacti_sizeof($display_text) + 1) . "'><i>" . __('No Thresholds Found', 'thold'). "</i></td></tr>";
	}

	html_end_box(false);

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

	form_hidden_box('tab', 'tholds', '');
	form_hidden_box('id', get_request_var('id'), '');
	form_hidden_box('save_tholds', '1', '');

	draw_actions_dropdown($assoc_actions);

	form_end();
}

function templates($header_label) {
	global $config, $item_rows, $assoc_actions;

	include($config['base_path'] . '/plugins/thold/includes/arrays.php');

	thold_template_request_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');
	}

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

	if (get_request_var('associated') == 'true') {
		$sql_where .= (!strlen($sql_where) ? 'WHERE ' : ' AND ') . '(notify_warning=' . get_request_var('id') . ' OR notify_alert=' . get_request_var('id') . ')';
	}

	if (strlen(get_request_var('rfilter'))) {
		$sql_where .= (!strlen($sql_where) ? 'WHERE ' : ' AND ') . "thold_template.name RLIKE '" . get_request_var('rfilter') . "'";
	}

	$sql = "SELECT *
		FROM thold_template
		$sql_where
		$sql_order
		$sql_limit";

	$result = db_fetch_assoc($sql);

	html_start_box(__('Associated Templates', 'thold') . ' ' . html_escape($header_label), '100%', false, '3', 'center', '');
	?>
	<tr class='even'>
		<td>
		<form id='listthold' method='get' action='notify_lists.php'>
			<table class='filterTable'>
				<tr>
					<td>
						<?php print __('Search', 'thold');?>
					</td>
					<td>
						<input type='text' id='rfilter' size='30' value='<?php print html_escape_request_var('rfilter');?>' onChange='applyFilter()'>
					</td>
					<td>
						<?php print __('Rows', 'thold');?>
					</td>
					<td>
						<select id='rows' onChange='applyFilter()'>
							<option value='-1'<?php if (get_request_var('rows') == '-1') {?> selected<?php }?>><?php print __('Default', 'thold');?></option>
							<?php
							if (cacti_sizeof($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>
						<span>
							<input type='checkbox' id='associated' onChange='applyFilter()' <?php print (get_request_var('associated') == 'true' || get_request_var('associated') == 'on' ? 'checked':'');?>>
							<label for='associated'><?php print __('Associated', 'thold');?></label>
						</span>
					</td>
					<td>
						<span>
							<input type='submit' value='<?php print __esc('Go', 'thold');?>' title='<?php print __esc('Set/Refresh Filters', 'thold');?>'>
							<input type='button' id='clear' value='<?php print __esc('Clear', 'thold');?>' onClick='clearFilter()' title='<?php print __esc('Clear Filters', 'thold');?>'>
						</span>
					</td>
				</tr>
			</table>
		</form>
		<script type='text/javascript'>

		function applyFilter() {
			strURL  = 'notify_lists.php?header=false&action=edit&tab=templates&id=<?php print get_request_var('id');?>'
			strURL += '&associated=' + $('#associated').is(':checked');
			strURL += '&rows=' + $('#rows').val();
			strURL += '&rfilter=' + base64_encode($('#rfilter').val());
			loadPageNoHeader(strURL);
		}

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

		$(function() {
			$('#listthold').submit(function(event) {
				event.preventDefault();
				applyFilter();
			});
		});

		</script>
		</td>
	</tr>
	<?php

	html_end_box();

	$total_rows = db_fetch_cell("SELECT count(*)
		FROM thold_template
		$sql_where");

	$nav = html_nav_bar('notify_lists.php?action=edit&tab=templates&id=' . get_filter_request_var('id'), MAX_DISPLAY_PAGES, get_request_var('page'), $rows, $total_rows, 10, 'Lists', 'page', 'main');

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

	print $nav;

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

	$display_text = array(
		'name'       => array(__('Name', 'thold'), 'ASC'),
		'id'         => array(__('ID', 'thold'), 'ASC'),
		'nosort1'    => array(__('Warning Lists', 'thold'), 'ASC'),
		'nosort2'    => array(__('Alert Lists', 'thold'), 'ASC'),
		'thold_type' => array(__('Type', 'thold'), 'ASC'));

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

	$c=0;
	if (cacti_sizeof($result)) {
		foreach ($result as $row) {
			$c++;

			/* show alert stats first */
			$alert_stat = '';

			$list = db_fetch_cell_prepared("SELECT COUNT(*)
				FROM plugin_thold_template_contact
				WHERE template_id = ?",
				array($row["id"]));

			if ($list > 0) {
				$alert_stat = "<span class='deviceUp'>" . __('Select Users', 'thold') . "</span>";
			}

			if (strlen($row['notify_extra'])) {
				$alert_stat .= (strlen($alert_stat) ? ', ':'') . "<span class='deviceRecovering'>" . __('Specific Emails', 'thold') . "</span>";
			}

			if (!empty($row['notify_alert'])) {
				if (get_request_var('id') == $row['notify_alert']) {
					$alert_stat .= (strlen($alert_stat) ? ', ':'') . "<span class='deviceUp'>" . __('Current List', 'thold') . "</span>";
				} else {
					$alert_info = db_fetch_cell_prepared('SELECT name
						FROM plugin_notification_lists
						WHERE id = ?',
						array($row['notify_alert']));

					if ($alert_info != '') {
						$alert_stat .= (strlen($alert_stat) ? ', ':'') . "<span class='deviceDown'>" . html_escape($alert_info) . '</span>';
					} else {
						$alert_stat .= (strlen($alert_stat) ? ', ':'') . "<span class='deviceDown'>" . __('Unknown Template', 'thold') . '</span>';
					}
				}
			}

			if (!strlen($alert_stat)) {
				$alert_stat = "<span class='deviceUnknown'>" . __('Log Only', 'thold') . "</span>";
			}

			/* show warning stats first */
			$warn_stat = '';
			if (strlen($row['notify_warning_extra'])) {
				$warn_stat .= (strlen($warn_stat) ? ', ':'') . "<span class='deviceRecovering'>" . __('Specific Emails', 'thold') . "</span>";
			}

			if (!empty($row['notify_warning'])) {
				if (get_request_var('id') == $row['notify_warning']) {
					$warn_stat .= (strlen($warn_stat) ? ', ':'') . "<span class='deviceUp'>" . __('Current List', 'thold'). "</span>";
				} else {
					$warn_list = db_fetch_cell_prepared('SELECT name
						FROM plugin_notification_lists
						WHERE id = ?',
						array($row['notify_warning']));

					$warn_stat .= (strlen($warn_stat) ? ', ':'') . "<span class='deviceDown'>" . html_escape($warn_list) . '</span>';
				}
			}

			if ((!strlen($warn_stat)) &&
				(($row['thold_type'] == 0 && $row['thold_warning_hi'] == '' && $row['thold_warning_low'] == '') ||
				($row['thold_type'] == 2 && $row['time_warning_hi'] == '' && $row['time_warning_low'] == ''))) {
				$warn_stat  = "<span class='deviceDown'>" . __('None', 'thold') . "</span>";
			} elseif (!strlen($warn_stat)) {
				$warn_stat  = "<span class='deviceUnknown'>" . __('Log Only', 'thold') . "</span>";
			}

			form_alternate_row('line' . $row['id'], true);

			form_selectable_cell(filter_value($row['name'], get_request_var('rfilter')), $row['id']);
			form_selectable_cell($row['id'], $row['id']);
			form_selectable_cell($warn_stat, $row['id']);
			form_selectable_cell($alert_stat, $row['id']);
			form_selectable_cell($thold_types[$row['thold_type']], $row['id']);
			form_checkbox_cell($row['name'], $row['id']);

			form_end_row();
		}
	} else {
		print "<tr class='even'><td colspan='" . (cacti_sizeof($display_text) + 1) . "'><i>" . __('No Threshold Templates', 'thold') . "</i></td></tr>";
	}

	html_end_box(false);

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

	form_hidden_box('tab', 'templates', '');
	form_hidden_box('id', get_request_var('id'), '');
	form_hidden_box('save_templates', '1', '');

	draw_actions_dropdown($assoc_actions);

	form_end();
}

function thold_template_request_validation() {
    /* ================= 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'
			),
		'rfilter' => array(
			'filter' => FILTER_VALIDATE_IS_REGEX,
			'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')
			),
		'associated' => array(
			'filter' => FILTER_CALLBACK,
			'default' => 'true',
			'options' => array('options' => 'sanitize_search_string')
			)
	);

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

function thold_request_validation() {
    /* ================= 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'
			),
		'site_id' => array(
			'filter' => FILTER_VALIDATE_INT,
			'pageset' => true,
			'default' => '-1'
			),
		'rfilter' => array(
			'filter' => FILTER_VALIDATE_IS_REGEX,
			'pageset' => true,
			'default' => ''
			),
		'sort_column' => array(
			'filter' => FILTER_CALLBACK,
			'default' => 'thold_alert',
			'options' => array('options' => 'sanitize_search_string')
			),
		'sort_direction' => array(
			'filter' => FILTER_CALLBACK,
			'default' => 'DESC',
			'options' => array('options' => 'sanitize_search_string')
			),
		'state' => array(
			'filter' => FILTER_VALIDATE_INT,
			'pageset' => true,
			'default' => '-1',
			),
		'template' => array(
			'filter' => FILTER_VALIDATE_INT,
			'default' => '',
			),
		'associated' => array(
			'filter' => FILTER_CALLBACK,
			'default' => 'true',
			'options' => array('options' => 'sanitize_search_string')
			)
	);

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

function lists() {
	global $actions, $item_rows;

    /* ================= 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'
			),
		'rfilter' => array(
			'filter' => FILTER_VALIDATE_IS_REGEX,
			'pageset' => true,
			'default' => ''
			),
		'sort_column' => array(
			'filter' => FILTER_CALLBACK,
			'default' => 'description',
			'options' => array('options' => 'sanitize_search_string')
			),
		'sort_direction' => array(
			'filter' => FILTER_CALLBACK,
			'default' => 'ASC',
			'options' => array('options' => 'sanitize_search_string')
			)
	);

	validate_store_request_vars($filters, 'sess_lists');
	/* ================= 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(__('Notification Lists', 'thold'), '100%', false, '3', 'center', 'notify_lists.php?action=edit');

	?>
	<tr class='even'>
		<td>
		<form id='lists' action='notify_lists.php'>
			<table class='filterTable'>
				<tr>
					<td>
						<?php print __('Search', 'thold')?>
					</td>
					<td>
						<input type='text' id='rfilter' size='30' value='<?php print html_escape_request_var('rfilter');?>'>
					</td>
					<td>
						<?php print __('Lists', 'thold')?>
					</td>
					<td>
						<select id='rows' onChange='applyFilter()'>
							<option value='-1'<?php if (get_request_var('rows') == '-1') {?> selected<?php }?>><?php print __('Default', 'thold');?></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 id='refresh' type='button' value='<?php print __esc('Go', 'thold');?>' title='<?php print __esc('Set/Refresh Filters', 'thold');?>'>
					</td>
					<td>
						<input id='clear' type='button' value='<?php print __esc('Clear', 'thold');?>' title='<?php print __esc('Clear Filters', 'thold');?>' onClick='clearFilter()'>
					</td>
				</tr>
			</table>
		</form>
		<script type='text/javascript'>

		function applyFilter() {
			strURL  = 'notify_lists.php?header=false';
			strURL += '&rows=' + $('#rows').val();
			strURL += '&rfilter=' + base64_encode($('#rfilter').val());
			loadPageNoHeader(strURL);
		}

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

		$(function() {
			$('#lists').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('rfilter'))) {
		$sql_where = "WHERE (
		name RLIKE '"           . get_request_var('rfilter') . "'
		OR description RLIKE '" . get_request_var('rfilter') . "'
		OR emails RLIKE '"      . get_request_var('rfilter') . "')";
	} else {
		$sql_where = '';
	}

	$total_rows = db_fetch_cell("SELECT
		COUNT(*)
		FROM plugin_notification_lists
		$sql_where");

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

	$lists = db_fetch_assoc("SELECT id, name, enabled, description, emails,
		(SELECT COUNT(id) FROM thold_data WHERE notify_alert = nl.id) as thold_alerts,
		(SELECT COUNT(id) FROM thold_data WHERE notify_warning = nl.id) as thold_warnings,
		(SELECT COUNT(id) FROM thold_template WHERE notify_alert = nl.id) as template_alerts,
		(SELECT COUNT(id) FROM thold_template WHERE notify_warning = nl.id) as template_warnings,
		(SELECT COUNT(id) FROM host WHERE thold_host_email = nl.id) as hosts
		FROM plugin_notification_lists nl
		$sql_where
		$sql_order
		$sql_limit");

	$nav = html_nav_bar('notify_lists.php', MAX_DISPLAY_PAGES, get_request_var('page'), $rows, $total_rows, 10, __('Lists', 'thold'), 'page', 'main');

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

	print $nav;

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

	$display_text = array(
		'name'        => array(__('List Name', 'thold'), 'ASC'),
		'enabled'     => array(__('Enabled', 'thold'), 'ASC'),
		'nosort1'     => array(__('Devices', 'thold'), ''),
		'nosort2'     => array(__('Thresholds', 'thold'), ''),
		'nosort3'     => array(__('Templates', 'thold'), ''),
		'description' => array(__('Description', 'thold'), 'ASC'),
		'emails'      => array(__('Emails', 'thold'), 'ASC'));

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

	if (cacti_sizeof($lists)) {
		foreach ($lists as $item) {
			// Add wrappable characters to emails
			$item['emails'] = implode(', ', explode(',', $item['emails']));

			form_alternate_row('line' . $item['id'], true);
			form_selectable_cell(filter_value($item['name'], get_request_var('rfilter'), 'notify_lists.php?action=edit&id=' . $item['id']), $item['id']);
			form_selectable_cell($item['enabled'] == 'on' ? __('Yes', 'thold'):__('No', 'thold'), $item['id'], '', 'white-space:pre-wrap');
			form_selectable_cell(filter_value($item['hosts'], get_request_var('rfilter'), 'notify_lists.php?tab=hosts&action=edit&id='.$item['id']), $item['id']);
			form_selectable_cell(filter_value('Warn: '.$item['thold_warnings'].', Alert: '.$item['thold_alerts'] , get_request_var('rfilter'), 'notify_lists.php?tab=tholds&action=edit&id='.$item['id']), $item['id']);
			form_selectable_cell(filter_value('Warn: '.$item['template_warnings'].', Alert: '.$item['template_alerts'] , get_request_var('rfilter'), 'notify_lists.php?tab=templates&action=edit&id='.$item['id']), $item['id']);
			form_selectable_cell(filter_value($item['description'], get_request_var('rfilter')), $item['id'], '', 'wrap');
			form_selectable_cell(filter_value($item['emails'], get_request_var('rfilter')), $item['id'], '', 'white-space:pre-wrap');
			form_checkbox_cell($item['name'], $item['id']);
			form_end_row();
		}
	} else {
		print '<tr><td colspan="' . (cacti_sizeof($display_text) + 1) . '"><em>' . __('No Notification Lists', 'thold') . '</em></td></tr>';
	}

	html_end_box(false);

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

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

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

	form_end();
}