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<?php |
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/* |
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* This file is part of the awurth/slim-validation package. |
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* |
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* (c) Alexis Wurth <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Awurth\SlimValidation; |
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use Twig\Extension\AbstractExtension; |
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use Twig\TwigFunction; |
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/** |
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* ValidatorExtension. |
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* |
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* @author Alexis Wurth <[email protected]> |
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*/ |
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class ValidatorExtension extends AbstractExtension |
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{ |
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/** |
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* Array of names for Twig functions. |
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* |
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* @var array |
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*/ |
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protected $functionsNames; |
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/** |
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* Validator service. |
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* |
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* @var Validator |
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*/ |
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protected $validator; |
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/** |
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* Constructor. |
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* |
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* @param Validator $validator The validator instance |
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* @param array $functionsNames An array of names for Twig functions |
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*/ |
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public function __construct(Validator $validator, $functionsNames = []) |
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{ |
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$this->validator = $validator; |
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$this->functionsNames['error'] = $functionsNames['error'] ?? 'error'; |
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$this->functionsNames['errors'] = $functionsNames['errors'] ?? 'errors'; |
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$this->functionsNames['has_error'] = $functionsNames['has_error'] ?? 'has_error'; |
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$this->functionsNames['has_errors'] = $functionsNames['has_errors'] ?? 'has_errors'; |
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$this->functionsNames['val'] = $functionsNames['val'] ?? 'val'; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getFunctions() |
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{ |
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return [ |
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new TwigFunction($this->functionsNames['error'], [$this, 'getError']), |
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new TwigFunction($this->functionsNames['errors'], [$this, 'getErrors']), |
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new TwigFunction($this->functionsNames['has_error'], [$this, 'hasError']), |
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new TwigFunction($this->functionsNames['has_errors'], [$this, 'hasErrors']), |
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new TwigFunction($this->functionsNames['val'], [$this, 'getValue']) |
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]; |
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} |
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/** |
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* Gets the first validation error of a parameter. |
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* |
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* @param string $key |
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* @param string $index |
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* @param string $group |
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* |
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* @return string |
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*/ |
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public function getError($key, $index = null, $group = null) |
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{ |
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return $this->validator->getError($key, $index, $group); |
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} |
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/** |
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* Gets validation errors. |
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* |
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* @param string $key |
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* @param string $group |
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* |
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* @return string[] |
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*/ |
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public function getErrors($key = null, $group = null) |
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{ |
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return $this->validator->getErrors($key, $group); |
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} |
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/** |
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* Gets a value from the validated data. |
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* |
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* @param string $key |
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* @param string $group |
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* |
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* @return string |
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*/ |
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public function getValue($key, $group = null) |
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{ |
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return $this->validator->getValue($key, $group); |
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} |
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/** |
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* Tells whether there are validation errors for a parameter. |
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* |
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* @param string $key |
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* @param string $group |
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* |
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* @return bool |
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*/ |
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public function hasError($key, $group = null) |
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{ |
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return !empty($this->validator->getErrors($key, $group)); |
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} |
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/** |
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* Tells whether there are validation errors. |
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* |
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* @return bool |
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*/ |
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public function hasErrors() |
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{ |
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return !$this->validator->isValid(); |
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} |
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} |
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awurth /
slim-validation
