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add plugin for chat module

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display users connected and users active in chat sessions
This commit is contained in:
ak4t0sh 2014-09-29 13:42:29 +02:00
parent 05ed40a674
commit 019b9b407a
1 changed files with 71 additions and 0 deletions
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plugins/moodle/modules/moodle_mod_chat.php Normal file
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#!/usr/bin/php
<?php
/**
* Moodle module chat
* Munin plugin to count users in chat sessions
*
* It's required to define a container entry for this plugin in your
* /etc/munin/plugin-conf.d/munin-node (or a separate and dedicated file).
*
* @example Example entry for configuration:
* [moodle*]
* env.type mysql
* env.db moodle
* env.user mysql_user
* env.pass mysql_pass
* env.host localhost
* env.port 3306
* env.table_prefix mdl_
*
* @author Arnaud Trouvé <ak4t0sh@free.fr>
* @version 1.0 2014
*
*/
$dbh = null;
$db = getenv('db');
$type = getenv('type');
$host = getenv('host');
$user = getenv('user');
$pass = getenv('pass');
$table_prefix = getenv('table_prefix');
$port = getenv('port');
if (!$port)
$port = 3306;
$graph_period = time() - 5*60;
if (count($argv) === 2 && $argv[1] === 'config') {
echo "graph_title Moodle Chat Users\n";
echo "graph_args --base 1000 --lower-limit 0\n";
echo "graph_vlabel users\n";
echo "graph_category Moodle\n";
echo "graph_scale no\n";
echo "graph_info Displays the number of users connected and posting message in chat sessions\n";
echo "chat_users_connected.label users connected\n";
echo "chat_users_connected.min 0\n";
echo "chat_users_active.label users posting messages\n";
echo "chat_users_active.min 0\n";
exit(0);
}
try {
$dsn = $type . ':host=' . $host . ';port=' . $port . ';dbname=' . $db;
$dbh = new PDO($dsn, $user, $pass);
} catch (Exception $e) {
echo "Connection failed\n";
exit(1);
}
//Connected
$nb=0;
if (($stmt = $dbh->query("SELECT COUNT(DISTINCT userid) FROM {$table_prefix}chat_users WHERE lastping > $graph_period")) != false) {
$nb = $stmt->fetchColumn();
}
echo "chat_users_connected.value $nb\n";
//Active
$nb=0;
if (($stmt = $dbh->query("SELECT COUNT(DISTINCT userid) FROM {$table_prefix}chat_users WHERE lastmessageping > $graph_period")) != false) {
$nb = $stmt->fetchColumn();
}
echo "chat_users_active.value $nb\n";