private function getCanonicalizedHeaders(MOXMAN_Http_HttpClientRequest $request)
{
$headers = $request->getHeaders();
$canonicalizedHeaders = array();
$normalizedHeaders = array();
foreach ($headers as $header => $value) {
$header = strtolower($header);
if (strpos($header, "x-ms-") === 0) {
$value = str_replace("\r\n", ' ', $value);
$normalizedHeaders[rtrim($header)] = ltrim($value);
}
}
ksort($normalizedHeaders);
foreach ($normalizedHeaders as $key => $value) {
$canonicalizedHeaders[] = $key . ':' . $value;
}
return $canonicalizedHeaders;
}
/**
* signRequest
*
* @param MOXMAN_Http_HttpClientRequest $request Request from HttpClient to sign.
* @return MOXMAN_Http_HttpClientRequest HttpClient Request returned with right headers signed.
*/
private function signRequest(MOXMAN_Http_HttpClientRequest $request)
{
$signData = array("Content-Encoding", "Content-Language", "Content-Length", "Content-MD5", "Content-Type", "Date", "If-Modified-Since", "If-Match", "If-None-Match", "If-Unmodified-Since", "Range");
$signed = strtoupper($request->getMethod()) . "\n";
foreach ($signData as $name) {
$signed .= $request->getHeader($name) . "\n";
}
$request->setHeader("x-ms-date", gmdate('D, d M Y H:i:s T', time()));
$request->setHeader("x-ms-version", "2009-09-19");
foreach ($request->getHeaders() as $name => $val) {
if (strpos($name, "x-ms-") === 0) {
$signed .= $name . ":" . $val . "\n";
}
}
$url = $request->getUrl();
$signed .= "/" . $this->getContainerOption("account") . $url["path"];
if (isset($url["query"])) {
$queryParts = array();
parse_str($url["query"], $queryParts);
$keys = array_keys($queryParts);
sort($keys);
foreach ($keys as $key) {
$signed .= "\n" . $key . ":" . $queryParts[$key];
}
}
$hash = hash_hmac("sha256", $signed, base64_decode($this->getContainerOption("sharedkey")), true);
$signature = base64_encode($hash);
$request->setHeader("Authorization", "SharedKey " . $this->getContainerOption("account") . ":" . $signature);
return $request;
}
private function getSignedHeaders(MOXMAN_Http_HttpClientRequest $request)
{
$signedHeaders = array();
foreach (array_keys($request->getHeaders()) as $key) {
$signedHeaders[] = strtolower($key);
}
sort($signedHeaders);
return strtolower(implode(";", $signedHeaders));
}
