new-user ( user provider -- user/f )
Furnace framework » Furnace authentication » Authentication providers » Authentication provider protocol

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Vocabulary
furnace.auth.providers

Inputs

user	an user
provider	an authentication provider

Outputs

user/f

an user or f

Generic word contract
Adds a new user to the authentication provider. Outputs f if a user with this username already exists.

Definition

IN: furnace.auth.providers

GENERIC: new-user ( user provider -- user/f )

Methods

USING: accessors furnace.auth.providers
furnace.auth.providers.couchdb
furnace.auth.providers.couchdb.private kernel namespaces ;

M: couchdb-auth-provider new-user
    couchdb-auth-provider [
        dup (new-user)
        [ username>> couchdb-auth-provider get get-user ]
        [ drop f ] if
    ] with-variable ;


USING: furnace.auth.providers furnace.auth.providers.null kernel
;

M: no-users new-user 2drop f ;


USING: accessors db db.tuples furnace.auth.providers
furnace.auth.providers.db kernel ;

M: users-in-db new-user
    drop [
        user new over username>> >>username select-tuple
        [ drop f ] [ dup insert-tuple ] if
    ] with-transaction ;


USING: accessors assocs furnace.auth.providers
furnace.auth.providers.assoc kernel ;

M: users-in-memory new-user
    [ dup username>> ] dip assoc>> 2dup key?
    [ 3drop f ] [ pick [ set-at ] dip ] if ;