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path: root/library/X509/ExpirationWidget.php
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<?php
// Icinga Web 2 X.509 Module | (c) 2018 Icinga GmbH | GPLv2

namespace Icinga\Module\X509;

use Icinga\Date\DateFormatter;
use ipl\Html\BaseHtmlElement;
use ipl\Html\Html;
use ipl\Html\HtmlString;

class ExpirationWidget extends BaseHtmlElement
{
    protected $tag = 'div';

    protected $from;

    protected $to;

    public function __construct($from, $to)
    {
        $this->from = $from;
        $this->to = $to;
    }

    protected function assemble()
    {
        $now = time();

        $from = $this->from;

        if ($from > $now) {
            $ratio = 0;
            $dateTip = DateFormatter::formatDateTime($from);
            $message = sprintf(mt('x509', 'not until after %s'), DateFormatter::timeUntil($from, true));
        } else {
            $to = $this->to;

            $secondsRemaining = $to - $now;
            $daysRemaining = ($secondsRemaining - $secondsRemaining % 86400) / 86400;
            if ($daysRemaining > 0) {
                $secondsTotal = $to - $from;
                $daysTotal = ($secondsTotal - $secondsTotal % 86400) / 86400;

                $ratio = min(100, 100 - round(($daysRemaining * 100) / $daysTotal, 2));
                $message = sprintf(mt('x509', 'in %d days'), $daysRemaining);
            } else {
                $ratio = 100;
                if ($daysRemaining < 0) {
                    $message = sprintf(mt('x509', '%d days ago'), $daysRemaining * -1);
                } else {
                    $message = mt('x509', 'today');
                }
            }

            $dateTip = DateFormatter::formatDateTime($to);
        }

        if ($ratio >= 75) {
            if ($ratio >= 90) {
                $state = 'state-critical';
            } else {
                $state = 'state-warning';
            }
        } else {
            $state = 'state-ok';
        }

        $this->add([
            Html::tag(
                'span',
                ['class' => '', 'style' => 'font-size: 0.9em;', 'title' => $dateTip],
                $message
            ),
            Html::tag(
                'div',
                ['class' => 'progress-bar dont-print'],
                Html::tag(
                    'div',
                    ['style' => sprintf('width: %.2F%%;', $ratio), 'class' => "bg-stateful {$state}"],
                    new HtmlString('&nbsp;')
                )
            )
        ]);
    }
}