Class ContextFactory

__construct()source public

__construct( array $providers [] )

Constructor.

Parameters

array $providers optional []

Array of provider callables. Each element should be of form ['type' => 'a-string', 'callable' => ..]

addProvider()source public

addProvider( string $type , callable $check )

Add a new context type.

Form context types allow FormHelper to interact with data providers that come from outside CakePHP. For example if you wanted to use an alternative ORM like Doctrine you could create and connect a new context class to allow FormHelper to read metadata from doctrine.

Parameters

string $type

The type of context. This key can be used to overwrite existing providers.

callable $check

A callable that returns an object when the form context is the correct type.

Returns

$this

createWithDefaults()source public static

createWithDefaults( array $providers [] )

Create factory instance with providers "array", "form" and "orm".

Parameters

array $providers optional []

Array of provider callables. Each element should be of form ['type' => 'a-string', 'callable' => ..]

Returns

Cake\View\Form\ContextFactory

get()source public

get( Cake\Http\ServerRequest $request , array $data [] )

Find the matching context for the data.

If no type can be matched a NullContext will be returned.

Parameters

Cake\Http\ServerRequest $request

Request instance.

array $data optional []

The data to get a context provider for.

Returns

Cake\View\Form\ContextInterface
Context provider.

Throws

RuntimeException

when the context class does not implement the ContextInterface.

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