public static function DrupalOAuthClient::signatureMethod in OAuth 1.0 7.3

Same name and namespace in other branches

1. 6.3 includes/DrupalOAuthClient.inc \DrupalOAuthClient::signatureMethod()
2. 7.4 includes/DrupalOAuthClient.inc \DrupalOAuthClient::signatureMethod()

Convenience function to get signing method implementations.

Parameters

string $method: Optional. The hmac hashing algorithm to use. Defaults to 'sha512' which has superseded sha1 as the recommended alternative.

bool $fallback_to_sha1: Optional. Whether sha1 should be used as a fallback if the selected hashing algorithm is unavailable.

Return value

OAuthSignatureMethod The signature method object.

1 call to DrupalOAuthClient::signatureMethod()

DrupalOAuthClient::__construct in includes/DrupalOAuthClient.inc

Creates an instance of the DrupalOAuthClient.

File

includes/DrupalOAuthClient.inc, line 56

Class

DrupalOAuthClient

Code

public static function signatureMethod($method = 'SHA1', $fallback_to_sha1 = TRUE) {
  $sign = NULL;
  if (in_array(drupal_strtolower($method), hash_algos())) {
    $sign = new OAuthSignatureMethod_HMAC($method);
  }
  else {
    if ($fallback_to_sha1) {
      $sign = new OAuthSignatureMethod_HMAC('SHA1');
    }
  }
  return $sign;
}