function signUrl($myUrlToSign, $privateKey)
{
// parse the url
$url = parse_url($myUrlToSign);
$urlPartToSign = $url['path'] . "?" . $url['query'];
// Decode the private key into its binary format
$decodedKey = decodeBase64UrlSafe($privateKey);
// Create a signature using the private key and the URL-encoded
// string using HMAC SHA1. This signature will be binary.
$signature = hash_hmac("sha1", $urlPartToSign, $decodedKey, true);
$encodedSignature = encodeBase64UrlSafe($signature);
return $myUrlToSign . "&signature=" . $encodedSignature;
}
function signURLForGoogle($urlToSign)
{
$clientID = Kurogo::getOptionalSiteVar('GOOGLE_MAPS_CLIENT_ID', false, 'maps');
$privateKey = Kurogo::getOptionalSiteVar('GOOGLE_MAPS_PRIVATE_KEY', false, 'maps');
if ($clientID && $privateKey) {
// parse the url
$url = parse_url($myUrlToSign);
if (strpos($url['query'], 'client=') === false) {
$url['query'] .= "client={$clientID}";
}
$urlPartToSign = $url['path'] . "?" . $url['query'];
// Decode the private key into its binary format
$decodedKey = decodeBase64UrlSafe($privateKey);
// Create a signature using the private key and the URL-encoded
// string using HMAC SHA1. This signature will be binary.
$signature = hash_hmac("sha1", $urlPartToSign, $decodedKey, true);
$encodedSignature = encodeBase64UrlSafe($signature);
return $urlToSign . "&signature=" . $encodedSignature;
}
return $urlToSign;
}
