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NullContext.php
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NullContext.php
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<?php
declare(strict_types=1);
/**
* CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
*
* Licensed under The MIT License
* For full copyright and license information, please see the LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
* @link https://cakephp.org CakePHP(tm) Project
* @since 3.0.0
* @license https://opensource.org/licenses/mit-license.php MIT License
*/
namespace Cake\View\Form;
/**
* Provides a context provider that does nothing.
*
* This context provider simply fulfils the interface requirements
* that FormHelper has.
*/
class NullContext implements ContextInterface
{
/**
* Constructor.
*
* @param array $context Context info.
*/
public function __construct(array $context)
{
}
/**
* Get the fields used in the context as a primary key.
*
* @return array<string>
* @deprecated 4.0.0 Renamed to {@link getPrimaryKey()}.
*/
public function primaryKey(): array
{
deprecationWarning('`NullContext::primaryKey()` is deprecated. Use `NullContext::getPrimaryKey()`.');
return [];
}
/**
* @inheritDoc
*/
public function getPrimaryKey(): array
{
return [];
}
/**
* @inheritDoc
*/
public function isPrimaryKey(string $field): bool
{
return false;
}
/**
* @inheritDoc
*/
public function isCreate(): bool
{
return true;
}
/**
* @inheritDoc
*/
public function val(string $field, array $options = [])
{
return null;
}
/**
* @inheritDoc
*/
public function isRequired(string $field): ?bool
{
return null;
}
/**
* @inheritDoc
*/
public function getRequiredMessage(string $field): ?string
{
return null;
}
/**
* @inheritDoc
*/
public function getMaxLength(string $field): ?int
{
return null;
}
/**
* @inheritDoc
*/
public function fieldNames(): array
{
return [];
}
/**
* @inheritDoc
*/
public function type(string $field): ?string
{
return null;
}
/**
* @inheritDoc
*/
public function attributes(string $field): array
{
return [];
}
/**
* @inheritDoc
*/
public function hasError(string $field): bool
{
return false;
}
/**
* @inheritDoc
*/
public function error(string $field): array
{
return [];
}
}