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jilo-web
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Adds participant search page and filters

main
Yasen Pramatarov 2024-07-07 12:10:41 +03:00
parent aa3992b94a
commit 5b51337010
9 changed files with 726 additions and 5 deletions
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1
CHANGELOG.md
View File

@ -21,6 +21,7 @@ All notable changes to this project will be documented in this file.
- Added search filter for conferences with time, ID and name
- Added front page widgets
- Added demo installation on https://work.lindeas.com/jilo-web-demo/
- Added participant search page
### Changed

124
public_html/classes/participant.php 100644
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@ -0,0 +1,124 @@
<?php
class Participant {
private $db;
private $queries;
public $jitsi_component;
public $start;
public $end;
public $participant_id;
public $conference_name;
public $participants;
public $name_count;
public $conference_host;
public function __construct($database) {
$this->db = $database->getConnection();
$this->queries = include('queries.php');
}
// search/list specific participant ID
public function conferenceByParticipantId($participant_id, $from_time, $until_time) {
// time period drill-down
// FIXME make it similar to the bash version
if (empty($from_time)) {
$from_time = '0000-01-01';
}
if (empty($until_time)) {
$until_time = '9999-12-31';
}
// this is needed for compatibility with the bash version, so we use '%s' placeholders
$from_time = htmlspecialchars(strip_tags($from_time));
$until_time = htmlspecialchars(strip_tags($until_time));
$sql = $this->queries['conference_by_participant_id'];
$sql = sprintf($sql, $participant_id, $from_time, $until_time, $participant_id, $from_time, $until_time);
$query = $this->db->prepare($sql);
$query->execute();
return $query->fetchAll(PDO::FETCH_ASSOC);
}
// search/list specific participant name (stats_id)
public function conferenceByParticipantName($participant_name, $from_time, $until_time) {
// time period drill-down
// FIXME make it similar to the bash version
if (empty($from_time)) {
$from_time = '0000-01-01';
}
if (empty($until_time)) {
$until_time = '9999-12-31';
}
// this is needed for compatibility with the bash version, so we use '%s' placeholders
$from_time = htmlspecialchars(strip_tags($from_time));
$until_time = htmlspecialchars(strip_tags($until_time));
$sql = $this->queries['participant_by_stats_id'];
$sql = sprintf($sql, $participant_name, $from_time, $until_time, $participant_name, $from_time, $until_time);
$query = $this->db->prepare($sql);
$query->execute();
return $query->fetchAll(PDO::FETCH_ASSOC);
}
// search/list specific participant IP
public function conferenceByParticipantIP($participant_ip, $from_time, $until_time) {
// time period drill-down
// FIXME make it similar to the bash version
if (empty($from_time)) {
$from_time = '0000-01-01';
}
if (empty($until_time)) {
$until_time = '9999-12-31';
}
// this is needed for compatibility with the bash version, so we use '%s' placeholders
$from_time = htmlspecialchars(strip_tags($from_time));
$until_time = htmlspecialchars(strip_tags($until_time));
$sql = $this->queries['participant_by_ip'];
$sql = sprintf($sql, $participant_ip, $from_time, $until_time, $participant_ip, $from_time, $until_time);
$query = $this->db->prepare($sql);
$query->execute();
return $query->fetchAll(PDO::FETCH_ASSOC);
}
// list of all conferences
public function participantsAll($from_time, $until_time) {
// time period drill-down
// FIXME make it similar to the bash version
if (empty($from_time)) {
$from_time = '0000-01-01';
}
if (empty($until_time)) {
$until_time = '9999-12-31';
}
// this is needed for compatibility with the bash version, so we use '%s' placeholders
$from_time = htmlspecialchars(strip_tags($from_time));
$until_time = htmlspecialchars(strip_tags($until_time));
$sql = $this->queries['participants_all'];
$sql = sprintf($sql, $from_time, $until_time);
$query = $this->db->prepare($sql);
$query->execute();
return $query->fetchAll(PDO::FETCH_ASSOC);
}
}
?>

151
public_html/classes/queries.php
View File

@ -139,6 +139,157 @@ WHERE
c.conference_name = '%s'
AND (event_time >= '%s 00:00:00' AND event_time <= '%s 23:59:59')
ORDER BY
pe.time;",
// list all participants
'participants_all' => "
SELECT DISTINCT
p.jitsi_component, p.endpoint_id, p.conference_id
FROM
participants p
JOIN
participant_events pe ON p.endpoint_id = pe.participant_id
WHERE
pe.time >= '%s 00:00:00' AND pe.time <= '%s 23:59:59'
ORDER BY p.id;",
// list conferences where participant ID (endpoint_id) is found
'conference_by_participant_id' => "
SELECT
pe.time,
c.conference_id,
c.conference_name,
c.conference_host,
pe.loglevel,
pe.event_type,
p.endpoint_id AS participant_id,
pe.event_param
FROM
conferences c
LEFT JOIN
conference_events ce ON c.conference_id = ce.conference_id
LEFT JOIN
participants p ON c.conference_id = p.conference_id
LEFT JOIN
participant_events pe ON p.endpoint_id = pe.participant_id
WHERE
p.endpoint_id = '%s'
AND (pe.time >= '%s 00:00:00' AND pe.time <= '%s 23:59:59')
UNION
SELECT
ce.time AS event_time,
c.conference_id,
c.conference_name,
c.conference_host,
ce.loglevel,
ce.conference_event AS event_type,
NULL AS participant_id,
ce.conference_param AS event_param
FROM
conferences c
LEFT JOIN
conference_events ce ON c.conference_id = ce.conference_id
WHERE
participant_id = '%s'
AND (event_time >= '%s 00:00:00' AND event_time <= '%s 23:59:59')
ORDER BY
pe.time;",
// list conferences where participant name (stats_id) is found
'participant_by_stats_id' => "
SELECT
pe.time,
c.conference_id,
c.conference_name,
c.conference_host,
pe.loglevel,
pe.event_type,
p.endpoint_id AS participant_id,
pe.event_param
FROM
conferences c
LEFT JOIN
conference_events ce ON c.conference_id = ce.conference_id
LEFT JOIN
participants p ON c.conference_id = p.conference_id
LEFT JOIN
participant_events pe ON p.endpoint_id = pe.participant_id
WHERE
pe.event_type = 'stats_id' AND pe.event_param LIKE '%%%s%%'
AND (pe.time >= '%s 00:00:00' AND pe.time <= '%s 23:59:59')
UNION
SELECT
ce.time AS event_time,
c.conference_id,
c.conference_name,
c.conference_host,
ce.loglevel,
ce.conference_event AS event_type,
NULL AS participant_id,
ce.conference_param AS event_param
FROM
conferences c
LEFT JOIN
conference_events ce ON c.conference_id = ce.conference_id
WHERE
event_type = 'stats_id' AND event_param LIKE '%%%s%%'
AND (event_time >= '%s 00:00:00' AND event_time <= '%s 23:59:59')
ORDER BY
pe.time;",
// list conferences where participant IP is found
'participant_by_ip' => "
SELECT
pe.time,
c.conference_id,
c.conference_name,
c.conference_host,
pe.loglevel,
pe.event_type,
p.endpoint_id AS participant_id,
pe.event_param
FROM
conferences c
LEFT JOIN
conference_events ce ON c.conference_id = ce.conference_id
LEFT JOIN
participants p ON c.conference_id = p.conference_id
LEFT JOIN
participant_events pe ON p.endpoint_id = pe.participant_id
WHERE
pe.event_type = 'pair selected' AND pe.event_param = '%s'
AND (pe.time >= '%s 00:00:00' AND pe.time <= '%s 23:59:59')
UNION
SELECT
ce.time AS event_time,
c.conference_id,
c.conference_name,
c.conference_host,
ce.loglevel,
ce.conference_event AS event_type,
NULL AS participant_id,
ce.conference_param AS event_param
FROM
conferences c
LEFT JOIN
conference_events ce ON c.conference_id = ce.conference_id
WHERE
event_type = 'pair selected' AND event_param = '%s'
AND (event_time >= '%s 00:00:00' AND event_time <= '%s 23:59:59')
ORDER BY
pe.time;",

1
public_html/index.php
View File

@ -26,6 +26,7 @@ $allowed_urls = [
'profile',
'config',
'conferences',
'participants',
];
// cnfig file

18
public_html/pages/conferences.php
View File

@ -115,12 +115,20 @@ if (isset($conference_id)) {
//table rows
foreach ($conferences['records'] as $row) {
echo "\t\t<tr>\n";
$stats_id = false;
$participant_ip = false;
if ($row['event'] === 'stats_id') $stats_id = true;
if ($row['event'] === 'pair selected') $participant_ip = true;
// sometimes $column is empty, we make it '' then
foreach ($row as $key => $column) {
if ($key === 'conference ID' && $column === $conference_id) {
echo "\t\t\t<td><strong>" . htmlspecialchars($column ?? '') . "</strong></td>\n";
} elseif ($key === 'conference name') {
echo "\t\t\t<td><a href=\"$app_root?page=conferences&name=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($stats_id && $key === 'parameter') {
echo "\t\t\t<td><a href=\"$app_root?page=participants&name=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($participant_ip && $key === 'parameter') {
echo "\t\t\t<td><a href=\"$app_root?page=participants&ip=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} else {
echo "\t\t\t<td>" . htmlspecialchars($column ?? '') . "</td>\n";
}
@ -203,12 +211,22 @@ if (isset($conference_id)) {
//table rows
foreach ($conferences['records'] as $row) {
echo "\t\t<tr>\n";
$stats_id = false;
$participant_ip = false;
if ($row['event'] === 'stats_id') $stats_id = true;
if ($row['event'] === 'pair selected') $participant_ip = true;
// sometimes $column is empty, we make it '' then
foreach ($row as $key => $column) {
if ($key === 'conference name' && $column === $conference_name) {
echo "\t\t\t<td><strong>" . htmlspecialchars($column ?? '') . "</strong></td>\n";
} elseif ($key === 'conference ID') {
echo "\t\t\t<td><a href=\"$app_root?page=conferences&id=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($key === 'participant ID') {
echo "\t\t\t<td><a href=\"$app_root?page=participants&id=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($stats_id && $key === 'parameter') {
echo "\t\t\t<td><a href=\"$app_root?page=participants&name=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($participant_ip && $key === 'parameter') {
echo "\t\t\t<td><a href=\"$app_root?page=participants&ip=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} else {
echo "\t\t\t<td>" . htmlspecialchars($column ?? '') . "</td>\n";
}

420
public_html/pages/participants.php 100644
View File

@ -0,0 +1,420 @@
<?php
require_once 'classes/database.php';
require 'classes/participant.php';
// FIXME move thi sto a special function
$time_range_specified = false;
if (!isset($_REQUEST['from_time']) || (isset($_REQUEST['from_time']) && $_REQUEST['from_time'] == '')) {
$from_time = '0000-01-01';
} else {
$from_time = $_REQUEST['from_time'];
$time_range_specified = true;
}
if (!isset($_REQUEST['until_time']) || (isset($_REQUEST['until_time']) && $_REQUEST['until_time'] == '')) {
$until_time = '9999-12-31';
} else {
$until_time = $_REQUEST['until_time'];
$time_range_specified = true;
}
// participant id/name/IP are specified when searching specific participant(s)
// participant name - this is 'stats_id' in the db
// either id, name, OR IP - in that order
// we use $_REQUEST, so that both links and forms work
if (isset($_REQUEST['id']) && $_REQUEST['id'] != '') {
$participant_id = $_REQUEST['id'];
unset($_REQUEST['name']);
unset($participant_name);
} elseif (isset($_REQUEST['name']) && $_REQUEST['name'] != '') {
unset($participant_id);
$participant_name = $_REQUEST['name'];
} elseif (isset($_REQUEST['ip']) && $_REQUEST['ip'] != '') {
unset($participant_id);
$participant_ip = $_REQUEST['ip'];
} else {
unset($participant_id);
unset($participant_name);
}
// connect to database
try {
$db = new Database($config['jilo_database']);
} catch (Exception $e) {
$error = 'Error: ' . $e->getMessage();
include 'templates/message.php';
exit();
}
//
// Participant listings
//
// search and list specific participant ID
if (isset($participant_id)) {
try {
$participant = new Participant($db);
// prepare the result
$search = $participant->conferenceByParticipantId($participant_id, $from_time, $until_time, $participant_id, $from_time, $until_time);
if (!empty($search)) {
$conferences = array();
$conferences['records'] = array();
foreach ($search as $item) {
extract($item);
$conference_record = array(
// assign title to the field in the array record
'time' => $time,
'conference ID' => $conference_id,
'conference name' => $conference_name,
'conference host' => $conference_host,
'loglevel' => $loglevel,
'participant ID' => $participant_id,
'event' => $event_type,
'parameter' => $event_param
);
// populate the result array
array_push($conferences['records'], $conference_record);
}
}
} catch (Exception $e) {
$error = 'Error: ' . $e->getMessage();
include 'templates/message.php';
exit();
}
// display the result
echo "<div class=\"results-header\">\n";
echo "<div class=\"results-message\">Conferences with participant ID matching \"<strong>$participant_id</strong>\"";
if ($time_range_specified) {
echo "<br />for the time period <strong>$from_time - $until_time</strong>";
}
echo "</div>\n\n";
// filters - time selection and sorting dropdowns
include 'templates/results-filter.php';
echo "</div>\n\n";
// results table
echo "<div class=\"results\">\n";
if (!empty($conferences['records'])) {
echo "\t<table>\n";
echo "\t\t<tr>\n";
// table headers
foreach (array_keys($conferences['records'][0]) as $header) {
echo "\t\t\t<th>" . htmlspecialchars($header) . "</th>\n";
}
echo "\t\t</tr>\n";
//table rows
foreach ($conferences['records'] as $row) {
echo "\t\t<tr>\n";
$stats_id = false;
$participant_ip = false;
if ($row['event'] === 'stats_id') $stats_id = true;
if ($row['event'] === 'pair selected') $participant_ip = true;
// sometimes $column is empty, we make it '' then
foreach ($row as $key => $column) {
if ($key === 'participant ID' && $column === $participant_id) {
echo "\t\t\t<td><strong>" . htmlspecialchars($column ?? '') . "</strong></td>\n";
} elseif ($key === 'conference ID') {
echo "\t\t\t<td><a href=\"$app_root?page=conferences&id=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($key === 'conference name') {
echo "\t\t\t<td><a href=\"$app_root?page=conferences&name=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($stats_id && $key === 'parameter') {
echo "\t\t\t<td><a href=\"$app_root?page=participants&name=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($participant_ip && $key === 'parameter') {
echo "\t\t\t<td><a href=\"$app_root?page=participants&ip=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} else {
echo "\t\t\t<td>" . htmlspecialchars($column ?? '') . "</td>\n";
}
}
echo "\t\t</tr>\n";
}
echo "\t</table>\n";
} else {
echo '<p>No matching conferences found.</p>';
}
echo "\n</div>\n";
// search and list specific participant name (stats_id)
} elseif (isset($participant_name)) {
try {
$participant = new Participant($db);
// prepare the result
$search = $participant->conferenceByParticipantName($participant_name, $from_time, $until_time);
if (!empty($search)) {
$conferences = array();
$conferences['records'] = array();
foreach ($search as $item) {
extract($item);
$conference_record = array(
// assign title to the field in the array record
'time' => $time,
'conference ID' => $conference_id,
'conference name' => $conference_name,
'conference host' => $conference_host,
'loglevel' => $loglevel,
'participant ID' => $participant_id,
'event' => $event_type,
'parameter' => $event_param
);
// populate the result array
array_push($conferences['records'], $conference_record);
}
}
} catch (Exception $e) {
$error = 'Error: ' . $e->getMessage();
include 'templates/message.php';
exit();
}
// display the result
echo "<div class=\"results-header\">\n";
echo "<div class=\"results-message\">Conferences with participant name (stats_id) matching \"<strong>$participant_name</strong>\"";
if ($time_range_specified) {
echo "<br />for the time period <strong>$from_time - $until_time</strong>";
}
echo "</div>\n\n";
// filters - time selection and sorting dropdowns
include 'templates/results-filter.php';
echo "</div>\n\n";
// results table
echo "<div class=\"results\">\n";
if (!empty($conferences['records'])) {
echo "\t<table>\n";
echo "\t\t<tr>\n";
// table headers
foreach (array_keys($conferences['records'][0]) as $header) {
echo "\t\t\t<th>" . htmlspecialchars($header) . "</th>\n";
}
echo "\t\t</tr>\n";
//table rows
foreach ($conferences['records'] as $row) {
echo "\t\t<tr>\n";
// sometimes $column is empty, we make it '' then
foreach ($row as $key => $column) {
if ($key === 'parameter' && $column === $participant_name) {
echo "\t\t\t<td><strong>" . htmlspecialchars($column ?? '') . "</strong></td>\n";
} elseif ($key === 'conference ID') {
echo "\t\t\t<td><a href=\"$app_root?page=conferences&id=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($key === 'conference name') {
echo "\t\t\t<td><a href=\"$app_root?page=conferences&name=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($key === 'participant ID') {
echo "\t\t\t<td><a href=\"$app_root?page=participants&id=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} else {
echo "\t\t\t<td>" . htmlspecialchars($column ?? '') . "</td>\n";
}
}
echo "\t\t</tr>\n";
}
echo "\t</table>\n";
} else {
echo '<p>No matching conferences found.</p>';
}
echo "\n</div>\n";
// search and list specific participant IP
} elseif (isset($participant_ip)) {
try {
$participant = new Participant($db);
// prepare the result
$search = $participant->conferenceByParticipantIP($participant_ip, $from_time, $until_time);
if (!empty($search)) {
$conferences = array();
$conferences['records'] = array();
foreach ($search as $item) {
extract($item);
$conference_record = array(
// assign title to the field in the array record
'time' => $time,
'conference ID' => $conference_id,
'conference name' => $conference_name,
'conference host' => $conference_host,
'loglevel' => $loglevel,
'participant ID' => $participant_id,
'event' => $event_type,
'parameter' => $event_param
);
// populate the result array
array_push($conferences['records'], $conference_record);
}
}
} catch (Exception $e) {
$error = 'Error: ' . $e->getMessage();
include 'templates/message.php';
exit();
}
// display the result
echo "<div class=\"results-header\">\n";
echo "<div class=\"results-message\">Conferences with participant IP matching \"<strong>$participant_ip</strong>\"";
if ($time_range_specified) {
echo "<br />for the time period <strong>$from_time - $until_time</strong>";
}
echo "</div>\n\n";
// filters - time selection and sorting dropdowns
include 'templates/results-filter.php';
echo "</div>\n\n";
// results table
echo "<div class=\"results\">\n";
if (!empty($conferences['records'])) {
echo "\t<table>\n";
echo "\t\t<tr>\n";
// table headers
foreach (array_keys($conferences['records'][0]) as $header) {
echo "\t\t\t<th>" . htmlspecialchars($header) . "</th>\n";
}
echo "\t\t</tr>\n";
//table rows
foreach ($conferences['records'] as $row) {
echo "\t\t<tr>\n";
// sometimes $column is empty, we make it '' then
foreach ($row as $key => $column) {
if ($key === 'parameter' && $column === $participant_ip) {
echo "\t\t\t<td><strong>" . htmlspecialchars($column ?? '') . "</strong></td>\n";
} elseif ($key === 'conference ID') {
echo "\t\t\t<td><a href=\"$app_root?page=conferences&id=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($key === 'conference name') {
echo "\t\t\t<td><a href=\"$app_root?page=conferences&name=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($key === 'participant ID') {
echo "\t\t\t<td><a href=\"$app_root?page=participants&id=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} else {
echo "\t\t\t<td>" . htmlspecialchars($column ?? '') . "</td>\n";
}
}
echo "\t\t</tr>\n";
}
echo "\t</table>\n";
} else {
echo '<p>No matching conferences found.</p>';
}
echo "\n</div>\n";
// list of all participants (default)
} else {
try {
$participant = new Participant($db);
// prepare the result
$search = $participant->participantsAll($from_time, $until_time);
if (!empty($search)) {
$participants = array();
$participants['records'] = array();
foreach ($search as $item) {
extract($item);
$participant_record = array(
// assign title to the field in the array record
'component' => $jitsi_component,
'participant ID' => $endpoint_id,
'conference ID' => $conference_id,
);
// populate the result array
array_push($participants['records'], $participant_record);
}
}
} catch (Exception $e) {
$error = 'Error: ' . $e->getMessage();
include 'templates/message.php';
exit();
}
// display the result
echo "<div class=\"results-header\">\n";
echo "<div class=\"results-message\">All participants";
if ($time_range_specified) {
echo "<br />for the time period <strong>$from_time - $until_time</strong>";
}
echo "</div>\n\n";
// filters - time selection and sorting dropdowns
include 'templates/results-filter.php';
echo "</div>\n\n";
// results table
echo "<div class=\"results\">\n";
if (!empty($participants['records'])) {
echo "\t<table>\n";
echo "\t\t<tr>\n";
// table headers
foreach (array_keys($participants['records'][0]) as $header) {
echo "\t\t\t<th>" . htmlspecialchars($header) . "</th>\n";
}
echo "\t\t</tr>\n";
//table rows
foreach ($participants['records'] as $row) {
echo "\t\t<tr>\n";
// sometimes $column is empty, we make it '' then
foreach ($row as $key => $column) {
if ($key === 'participant ID') {
echo "\t\t\t<td><a href=\"$app_root?page=participants&id=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} elseif ($key === 'conference ID') {
echo "\t\t\t<td><a href=\"$app_root?page=conferences&id=" . htmlspecialchars($column ?? '') . "\">" . htmlspecialchars($column ?? '') . "</a></td>\n";
} else {
echo "\t\t\t<td>" . htmlspecialchars($column ?? '') . "</td>\n";
}
}
echo "\t\t</tr>\n";
}
echo "\t</table>\n";
} else {
echo '<p>No matching participants found.</p>';
}
echo "\n</div>\n";
}
?>

11
public_html/static/all.css
View File

@ -104,16 +104,17 @@
.results-header {
display: flex;
justify-content: space-between;
}
.results-message {
width: 25%;
}
.results-message, .results-filter {
width: 50%;
padding: 20px;
padding: 10px 10px 10px 10px;
}
.results-filter {
text-align: right;
}
.widget {
border: 1px solid gray;

1
public_html/templates/menu.php
View File

@ -5,6 +5,7 @@
<?php if ( isset($_SESSION['username']) ) { ?>
<li><a href="?page=config">config</a></li>
<li><a href="?page=conferences">conferences</a></li>
<li><a href="?page=participants">participants</a></li>
<?php } ?>
</ul>

4
public_html/templates/results-filter.php
View File

@ -13,6 +13,10 @@
<input type="text" name="name" placeholder="name"<?php if (isset($_REQUEST['name'])) echo " value=\"" . $_REQUEST['name'] . "\"" ?> />
<?php if ($page == 'participants') { ?>
<input type="text" name="ip" placeholder="ip address"<?php if (isset($_REQUEST['ip'])) echo " value=\"" . $_REQUEST['ip'] . "\"" ?> maxlength="15" size="15" />
<?php } ?>
<button type="button" onclick="clearFilter()">clear</button>
<input type="submit" value="search" />