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50 changes: 32 additions & 18 deletions docs/en/authenticators.rst
Original file line number Diff line number Diff line change
Expand Up @@ -139,8 +139,8 @@ Add the following to your ``Application`` class::
{
$service = new AuthenticationService();
// ...
$service->loadIdentifier('Authentication.JwtSubject');
$service->loadAuthenticator('Authentication.Jwt', [
'identifier' => 'Authentication.JwtSubject',
'secretKey' => file_get_contents(CONFIG . '/jwt.key'),
'algorithm' => 'RS256',
'returnPayload' => false
Expand Down Expand Up @@ -180,7 +180,6 @@ Using a JWKS fetched from an external JWKS endpoint is supported as well::
{
$service = new AuthenticationService();
// ...
$service->loadIdentifier('Authentication.JwtSubject');

$jwksUrl = 'https://appleid.apple.com/auth/keys';

Expand All @@ -193,6 +192,7 @@ Using a JWKS fetched from an external JWKS endpoint is supported as well::
});

$service->loadAuthenticator('Authentication.Jwt', [
'identifier' => 'Authentication.JwtSubject',
'jwks' => $jsonWebKeySet,
'returnPayload' => false
]);
Expand Down Expand Up @@ -335,14 +335,18 @@ authentication cookie is **also destroyed**. An example configuration would be::
// Put form authentication first so that users can re-login via
// the login form if necessary.
$service->loadAuthenticator('Authentication.Form', [
'identifier' => 'Authentication.Password',
'fields' => $fields,
'loginUrl' => '/users/login',
]);
// Then use sessions if they are active.
$service->loadAuthenticator('Authentication.Session');
$service->loadAuthenticator('Authentication.Session', [
'identifier' => 'Authentication.Password',
]);

// If the user is on the login page, check for a cookie as well.
$service->loadAuthenticator('Authentication.Cookie', [
'identifier' => 'Authentication.Password',
'fields' => $fields,
'loginUrl' => '/users/login',
]);
Expand All @@ -366,12 +370,15 @@ and similar SAML 1.1 implementations. An example configuration is::

// Configure a token identifier that maps `USER_ID` to the
// username column
$service->loadIdentifier('Authentication.Token', [
'tokenField' => 'username',
'dataField' => 'USER_NAME',
]);
$identifier = [
'Authentication.Token', [
'tokenField' => 'username',
'dataField' => 'USER_NAME',
],
];

$service->loadAuthenticator('Authentication.Environment', [
'identifier' => $identifier,
'loginUrl' => '/sso',
'fields' => [
// Choose which environment variables exposed by your
Expand Down Expand Up @@ -477,19 +484,26 @@ authenticators must send specific challenge headers in the response::
// Instantiate the service
$service = new AuthenticationService();

// Load identifiers
$service->loadIdentifier('Authentication.Password', [
'fields' => [
'username' => 'email',
'password' => 'password'
]
]);
$service->loadIdentifier('Authentication.Token');
// Define identifiers
$passwordIdentifier = [
'Authentication.Password', [
'fields' => [
'username' => 'email',
'password' => 'password'
]
],
];

// Load the authenticators leaving Basic as the last one.
$service->loadAuthenticator('Authentication.Session');
$service->loadAuthenticator('Authentication.Form');
$service->loadAuthenticator('Authentication.HttpBasic');
$service->loadAuthenticator('Authentication.Session', [
'identifier' => $passwordIdentifier,
]);
$service->loadAuthenticator('Authentication.Form', [
'identifier' => $passwordIdentifier,
]);
$service->loadAuthenticator('Authentication.HttpBasic', [
'identifier' => 'Authentication.Token',
]);

If you want to combine ``HttpBasic`` or ``HttpDigest`` with other
authenticators, be aware that these authenticators will abort the request and
Expand Down
127 changes: 72 additions & 55 deletions docs/en/identifiers.rst
Original file line number Diff line number Diff line change
Expand Up @@ -6,27 +6,29 @@ that was extracted from the request by the authenticators. Identifiers
can take options in the ``loadIdentifier`` method. A holistic example of
using the Password Identifier looks like::

$service->loadIdentifier('Authentication.Password', [
'fields' => [
'username' => 'email',
'password' => 'passwd',
],
'resolver' => [
'className' => 'Authentication.Orm',
'userModel' => 'Users',
'finder' => 'active', // default: 'all'
],
'passwordHasher' => [
'className' => 'Authentication.Fallback',
'hashers' => [
'Authentication.Default',
[
'className' => 'Authentication.Legacy',
'hashType' => 'md5',
],
$identifier = [
'Authentication.Password', [
'fields' => [
'username' => 'email',
'password' => 'passwd',
],
],
]);
'resolver' => [
'className' => 'Authentication.Orm',
'userModel' => 'Users',
'finder' => 'active', // default: 'all'
],
'passwordHasher' => [
'className' => 'Authentication.Fallback',
'hashers' => [
'Authentication.Default',
[
'className' => 'Authentication.Legacy',
'hashType' => 'md5',
],
],
],
],
];

Password
========
Expand Down Expand Up @@ -60,7 +62,7 @@ Configuration options:
- **resolver**: The identity resolver. Default is
``Authentication.Orm`` which uses CakePHP ORM.
- **hashAlgorithm**: The algorithm used to hash the incoming token
with before compairing it to the ``tokenField``. Recommended value is
with before comparing it to the ``tokenField``. Recommended value is
``sha256``. Default is ``null``.

JWT Subject
Expand Down Expand Up @@ -119,36 +121,39 @@ or an ``Authentication\Authenticator\Result`` if you want to forward error
messages::

// A simple callback identifier
$authenticationService->loadIdentifier('Authentication.Callback', [
'callback' => function($data) {
// do identifier logic
$identifier = [
'Authentication.Callback' => [
'callback' => function($data) {
// do identifier logic

// Return an array of the identified user or null for failure.
if ($result) {
return $result;
}
// Return an array of the identified user or null for failure.
if ($result) {
return $result;
}

return null;
},
]);
return null;
},
]
];

// Using a result object to return error messages.
$authenticationService->loadIdentifier('Authentication.Callback', [
'callback' => function($data) {
// do identifier logic

if ($result) {
return new Result($result, Result::SUCCESS);
}

return new Result(
null,
Result::FAILURE_OTHER,
['message' => 'Removed user.']
);
},
]);

$identifier = [
'Authentication.Callback', [
'callback' => function($data) {
// do identifier logic

if ($result) {
return new Result($result, Result::SUCCESS);
}

return new Result(
null,
Result::FAILURE_OTHER,
['message' => 'Removed user.']
);
},
];
];

Identity resolvers
==================
Expand Down Expand Up @@ -183,17 +188,29 @@ reside under ``App\Identifier\Resolver`` namespace.

Resolver can be configured using ``resolver`` config option::

$service->loadIdentifier('Authentication.Password', [
'resolver' => [
// can be a full class name: \Some\Other\Custom\Resolver::class
'className' => 'MyResolver',
// Pass additional options to the resolver constructor.
'option' => 'value',
],
]);
$identifier = [
'Authentication.Password', [
'resolver' => [
// can be a full class name: \Some\Other\Custom\Resolver::class
'className' => 'MyResolver',
// Pass additional options to the resolver constructor.
'option' => 'value',
],
];
];

Or injected using a setter::

$resolver = new \App\Identifier\Resolver\CustomResolver();
$identifier = $service->loadIdentifier('Authentication.Password');
$identifier->setResolver($resolver);

3.3.0 Deprecated.

Use object injection then:

$resolver = new \App\Identifier\Resolver\CustomResolver();
$identifier = [
'Authentication.Password', [
'resolver' => $resolver;
];
15 changes: 11 additions & 4 deletions docs/en/index.rst
Original file line number Diff line number Diff line change
Expand Up @@ -94,13 +94,23 @@ define the ``AuthenticationService`` it wants to use. Add the following method t
'queryParam' => 'redirect',
]);

// Define identifiers
$fields = [
AbstractIdentifier::CREDENTIAL_USERNAME => 'email',
AbstractIdentifier::CREDENTIAL_PASSWORD => 'password'
];
$passwordIdentifier = [
'Authentication.Password', [
'fields' => $fields,
],
];

// Load the authenticators. Session should be first.
$service->loadAuthenticator('Authentication.Session');
$service->loadAuthenticator('Authentication.Session', [
'identifier' => $passwordIdentifier,
]);
$service->loadAuthenticator('Authentication.Form', [
'identifier' => $passwordIdentifier,
'fields' => $fields,
'loginUrl' => Router::url([
'prefix' => false,
Expand All @@ -110,9 +120,6 @@ define the ``AuthenticationService`` it wants to use. Add the following method t
]),
]);

// Load identifiers
$service->loadIdentifier('Authentication.Password', compact('fields'));

return $service;
}

Expand Down
15 changes: 9 additions & 6 deletions docs/en/middleware.rst
Original file line number Diff line number Diff line change
Expand Up @@ -42,18 +42,21 @@ inspecting the request object you can configure authentication appropriately::
$service = new AuthenticationService();
if (strpos($path, '/api') === 0) {
// Accept API tokens only
$service->loadAuthenticator('Authentication.Token');
$service->loadIdentifier('Authentication.Token');
$service->loadAuthenticator('Authentication.Token', [
'identifier' => 'Authentication.Token',
]);

return $service;
}

// Web authentication
// Support sessions and form login.
$service->loadAuthenticator('Authentication.Session');
$service->loadAuthenticator('Authentication.Form');

$service->loadIdentifier('Authentication.Password');
$service->loadAuthenticator('Authentication.Session', [
'identifier' => 'Authentication.Password',
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Will we also support identifier being an object? If we're going to change how authentication is wired up, we could make it more compatible with the DI container.

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]);
$service->loadAuthenticator('Authentication.Form', [
'identifier' => 'Authentication.Password',
]);

return $service;
}
Expand Down
58 changes: 33 additions & 25 deletions docs/en/migration-from-the-authcomponent.rst
Original file line number Diff line number Diff line change
Expand Up @@ -134,35 +134,43 @@ You’ll now have to configure it this way::
// Instantiate the service
$service = new AuthenticationService();

// Load identifiers
$service->loadIdentifier('Authentication.Password', [
'fields' => [
'username' => 'email',
'password' => 'password',
]
]);

// Load the authenticators
$service->loadAuthenticator('Authentication.Session');
$service->loadAuthenticator('Authentication.Form');
// Define identifier
$passwordIdentifier = [
'Authentication.Password', [
'fields' => [
'username' => 'email',
'password' => 'password'
]
],
];

// Load the authenticators
$service->loadAuthenticator('Authentication.Session', [
'identifier' => $passwordIdentifier,
]);
$service->loadAuthenticator('Authentication.Form', [
'identifier' => $passwordIdentifier,
]);

If you have customized the ``userModel`` you can use the following
configuration::

// Instantiate the service
$service = new AuthenticationService();

// Load identifiers
$service->loadIdentifier('Authentication.Password', [
'resolver' => [
'className' => 'Authentication.Orm',
'userModel' => 'Employees',
],
'fields' => [
'username' => 'email',
'password' => 'password',
]
]);
// Instantiate the service
$service = new AuthenticationService();

// Define identifier
$passwordIdentifier = [
'Authentication.Password', [
'resolver' => [
'className' => 'Authentication.Orm',
'userModel' => 'Employees',
],
'fields' => [
'username' => 'email',
'password' => 'password'
]
],
];

While there is a bit more code than before, you have more flexibility in
how your authentication is handled.
Expand Down
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