Class ContextFactory

Factory for getting form context instance based on provided data.

Namespace: Cake\View\Form

Properties summary

Method Summary

Method Detail

__construct() public 

__construct(array $providers)

Constructor.

Parameters

array $providers optional

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

addProvider() 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() 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

static

get() 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 a context instace cannot be generated for given entity.

Property Detail

$providers protected

Context providers.

Type

array

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https://api.cakephp.org/4.0/class-Cake.View.Form.ContextFactory.html