authenticate-0.6.2: Authentication methods for Haskell web applications. Source code Contents Index

Web.Authenticate.OpenId Portability portable Stability Unstable Maintainer Michael Snoyman <michael@snoyman.com>

Description

Provides functionality for being an OpenId consumer.

Synopsis

newtype Identifier = Identifier { identifier :: String } getForwardUrl :: (MonadIO m, Failure WgetException m) => String -> String -> m String authenticate :: (MonadIO m, Failure WgetException m, Failure AuthenticateException m) => [(String, String)] -> m Identifier data AuthenticateException = AuthenticateException String | MissingOpenIdParameter String

Documentation

newtype Identifier Source

An openid identifier (ie, a URL). Constructors Identifier identifier :: String Instances Eq Identifier Show Identifier

getForwardUrl Source

:: (MonadIO m, Failure WgetException m) => String The openid the user provided. -> String The URL for this application's complete page. -> m String URL to send the user to. Returns a URL to forward the user to in order to login.

authenticate :: (MonadIO m, Failure WgetException m, Failure AuthenticateException m) => [(String, String)] -> m Identifier Source

Handle a redirect from an OpenID provider and check that the user logged in properly. If it was successfully, returns the openid. Otherwise, failures an explanation.

data AuthenticateException Source

Constructors AuthenticateException String MissingOpenIdParameter String Instances Show AuthenticateException Typeable AuthenticateException Exception AuthenticateException

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