private function getCanonicalizedResource(MOXMAN_Http_HttpClientRequest $request)
{
$query = array();
$url = $request->getUrl();
if (isset($url["query"])) {
parse_str($url["query"], $query);
}
$query = array_change_key_case($query);
$canonicalizedResource = '/' . $this->getContainerOption("account");
$canonicalizedResource .= $url["path"];
if (count($query) > 0) {
ksort($query);
}
foreach ($query as $key => $value) {
$values = explode(',', $value);
sort($values);
$separated = implode(',', $values);
$canonicalizedResource .= "\n" . $key . ':' . $separated;
}
return $canonicalizedResource;
}
/**
* 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 getCanonicalQuery(MOXMAN_Http_HttpClientRequest $request)
{
$url = $request->getUrl();
// Generate Canonical query string
$canonicalQuery = "";
$query = array();
parse_str(isset($url["query"]) ? $url["query"] : "", $query);
uksort($query, "strcmp");
foreach ($query as $key => $value) {
if ($canonicalQuery) {
$canonicalQuery .= "&";
}
$canonicalQuery .= $this->uriEncode($key) . "=" . $this->uriEncode($value);
}
return $canonicalQuery;
}
