#!/usr/bin/php
<?php
$message = '';
$err_state = 0;

function help()
{
    echo <<<EOHELP

Tiki monitoring for Nagios/Icinga/Shinken

Syntax:
php check_tiki-new.php -u <URL> --user <user> --pass <password>]

    -u        Full URL of your Tiki installation
            e.g.: http://www.example.com/subdirectory
    --user        User for HTTP authentication
    --pass        Password for HTTP authentication

EOHELP;
}

function get_opts()
{
    $short_opts = "u:h::";
    $long_opts = [
        "user:",
        "pass:",
    ];
    $options = getopt($short_opts, $long_opts);
    return($options);
}

function get_data($options)
{
    $crl = curl_init();
    $timeout = 5;
    curl_setopt($crl, CURLOPT_URL, $options['u'] . '/tiki-check.php?nagios');
    curl_setopt($crl, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($crl, CURLOPT_CONNECTTIMEOUT, $timeout);
    if (! empty($options['user'])) {
        curl_setopt($crl, CURLOPT_USERPWD, $options['user'] . ":" . $options['pass']);
    }
    $ret = curl_exec($crl);
    curl_close($crl);
    $ret = json_decode($ret);
    if ($ret === null) {
        $ret = ['state' => 2,
                 'message' => 'Could not get information from Tiki'];
    } else {
        $ret = get_object_vars($ret);
    }
        return $ret;
}

function report($data)
{
    switch ($data['state']) {
        case 0:
            $message = "TIKI OK - " . $data['message'];
            break;
        case 1:
            $message = "TIKI WARNING - " . $data['message'];
            break;
        case 2:
            $message = "TIKI CRITICAL - " . $data['message'];
            break;
        case 3:
            $message = "TIKI UNKNOWN - " . $data['message'];
            break;
    }
    fwrite(STDOUT, $message);
    exit($data['state']);
}

$options = get_opts();
if (empty($options) or isset($options['h'])) {
    help();
    exit(1);
}

$data = get_data($options);
report($data);