TravisCI/HipChat Webhook

.travis.yml

notifications:
  webhooks: http://example.com/travisci-hipchat-webhook.php

travisci-hipchat-webhook.php

<?php

$travisToken = '<token>'; // Get from http://travis-ci.org/profile

$hipchatParams = array(
    'auth_token' => '<auth_token>', // Create at https://<your-subdomain>.hipchat.com/admin/api
    'room_id'    => '<room_name>',
    'notify'     => 1,
    'from'       => 'TravisCI'
);

$hipchatEndpoint = 'http://api.hipchat.com/v1/rooms/message';

function secure_compare($a, $b)
{
    if (strlen($a) !== strlen($b)) {
        return false;
    }

    $result = 0;

    for ($i = 0; $i < strlen($a); $i++) {
        $result |= ord($a[$i]) ^ ord($b[$i]);
    }

    return $result == 0;
}

if ('POST' === $_SERVER['REQUEST_METHOD']) {
    if (!isset($_POST['payload'])) {
        header('HTTP/1.1 400 Bad Request');
        exit;
    }

    $payload = json_decode($_POST['payload'], true);

    if (!isset($payload['repository']) || !isset($payload['repository']['owner_name']) || !isset($payload['repository']['name'])) {
        header('HTTP/1.1 400 Bad Request');
        exit;
    }

    $headers = apache_request_headers();

    if (!isset($headers['Authorization'])) {
        header('HTTP/1.1 401 Unauthorized');
        exit;
    }

    $repoSlug = $payload['repository']['owner_name'] . '/' . $payload['repository']['name'];

    $authorization = hash('sha256', $repoSlug . $travisToken);

    if (!secure_compare($headers['Authorization'], $authorization)) {
        header('HTTP/1.1 401 Unauthorized');
        exit;
    }

    $baseUrl = 'http://travis-ci.org/' . $repoSlug;
    $statusMsg = 1 === $payload['status'] ? '<span style="color:red">failed</span>' : '<span style="color:green">passed</span>';

    $message = 'Build <b><a href="' . $baseUrl . '/builds/' . $payload['id'] . '">#' . $payload['number'] . '</a></b> of <a href="' . $baseUrl . '">' . $repoSlug . '</a> has <b>' . $statusMsg . '</b>.<br/>' .
                '&nbsp;- Commit: <a href="http://github.com/' . $repoSlug . '/commit/' . $payload['commit'] . '">' . substr($payload['commit'], 0, 7) . ' (' . $payload['branch'] . ')</a><br/>' .
                '&nbsp;- Compare: <a href="' . str_replace(' ', '', $payload['compare_url']) . '">' . basename($payload['compare_url']) . '</a><br/>' .
                '&nbsp;- Author: <a href="http://github.com/' . $payload['author_name'] . '">' . $payload['author_name'] . '</a><br/>' .
                '&nbsp;- Committer: <a href="http://github.com/' . $payload['committer_name'] . '">' . $payload['committer_name'] . '</a><br/>';

    $params = $hipchatParams;
    $params['format']  = 'json';
    $params['message'] = $message;

    $url = $hipchatEndpoint . '?' . http_build_query($params, '', '&');

    $ch = curl_init($url);

    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_TIMEOUT, 15);

    $response = curl_exec($ch);
    $code = (integer) curl_getinfo($ch, CURLINFO_HTTP_CODE);

    curl_close($ch);

    $json = json_decode($response, true);
    // do something with $json

} else {
    header('HTTP/1.1 405 Method Not Allowed');
}