The signature methods available as of oauth-1.2.3 are:
OAUTH_SIG_METHOD_HMACSHA1
OAUTH_SIG_METHOD_HMACSHA256
OAUTH_SIG_METHOD_RSASHA1
OAUTH_SIG_METHOD_PLAINTEXT(PECL OAuth >= 0.99.1)
OAuth::__construct — Create a new OAuth object
$consumer_key,$consumer_secret,$signature_method = OAUTH_SIG_METHOD_HMACSHA1,$auth_type = 0Creates a new OAuth object
consumer_keyThe consumer key provided by the service provider.
consumer_secretThe consumer secret provided by the service provider.
signature_method
This optional parameter defines which signature method to use, by default it is OAUTH_SIG_METHOD_HMACSHA1 (HMAC-SHA1).
auth_type
This optional parameter defines how to pass the OAuth parameters
to a consumer, by default it is
OAUTH_AUTH_TYPE_AUTHORIZATION (in the
Authorization header).
The signature methods available as of oauth-1.2.3 are:
OAUTH_SIG_METHOD_HMACSHA1
OAUTH_SIG_METHOD_HMACSHA256
OAUTH_SIG_METHOD_RSASHA1
OAUTH_SIG_METHOD_PLAINTEXTThe authorization type enums as of oauth-1.2.3 are
OAUTH_AUTH_TYPE_AUTHORIZATION
OAUTH_AUTH_TYPE_URI
OAUTH_AUTH_TYPE_FORM
OAUTH_AUTH_TYPE_NONE