/**
* @param string $endpoint endpoint
* @param array $parameters parameters
*
* @return string
*/
protected function buildOAuthSignature($endpoint, array $parameters)
{
ksort($parameters);
$uri = 'POST&' . rawurlencode($endpoint) . '&';
$params = '';
foreach ($parameters as $key => $value) {
if (!in_array($key, self::$unsignedKeys)) {
$params .= $key . '=' . rawurlencode($value) . '&';
}
}
$uri .= rawurlencode(substr($params, 0, -1));
return base64_encode(hash_hmac('sha1', $uri, $this->metadata->getSecret() . '&' . $this->metadata->getAccessTokenSecret(), true));
}
/**
*
* @param string $apiInfoPath
* @param string $tokenPath
* @return FlickrApiClient
*/
public static function getClient($apiInfoPath, $tokenPath)
{
$apiKeys = json_decode(file_get_contents($apiInfoPath));
$metadata = new Metadata($apiKeys->apiKey, $apiKeys->apiSecret);
$factory = new AuthApiFactory($metadata, new ExtendedGuzzleAdapter());
if (file_exists($tokenPath)) {
$token = json_decode(file_get_contents($tokenPath));
$metadata->setOauthAccess($token->token, $token->secret);
} else {
$authUrl = $factory->createAuthUrl();
printf("Open the following link in your browser:\n%s\n", $authUrl);
print 'Enter verification code: ';
$authCode = trim(fgets(STDIN));
$factory->authenticate($authCode);
$token = new \stdClass();
$token->token = $metadata->getAccessToken();
$token->secret = $metadata->getAccessTokenSecret();
file_put_contents($tokenPath, json_encode($token));
}
return new FlickrApiClient($factory);
}