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<?php |
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namespace Kelemen\ApiNette\Validator; |
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use Kelemen\ApiNette\Exception\ValidatorException; |
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use Kelemen\ApiNette\Validator\Input\CookieInput; |
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use Kelemen\ApiNette\Validator\Input\FileInput; |
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use Kelemen\ApiNette\Validator\Input\GetInput; |
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use Kelemen\ApiNette\Validator\Input\InputInterface; |
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use Kelemen\ApiNette\Validator\Input\JsonInput; |
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use Kelemen\ApiNette\Validator\Input\PostInput; |
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use Kelemen\ApiNette\Validator\Input\PostRawInput; |
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use Nette\Utils\Validators; |
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class Validator implements ValidatorInterface |
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{ |
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/** @var array */ |
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private $validators = []; |
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/** @var array */ |
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private $inputs = []; |
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/** @var array */ |
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private $values = []; |
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/** @var array */ |
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private $errors = []; |
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/** |
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* Configure validator |
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*/ |
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public function __construct() |
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{ |
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$this->inputs = [ |
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'get' => new GetInput(), |
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'post' => new PostInput(), |
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'cookie' => new CookieInput(), |
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'file' => new FileInput(), |
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'postRaw' => new PostRawInput(), |
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'json' => new JsonInput() |
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]; |
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} |
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/** |
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* Check if all validations are valid |
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* @return bool |
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*/ |
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public function isValid() |
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{ |
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return empty($this->errors); |
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} |
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/** |
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* Get all validation errors |
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* @return array |
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*/ |
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public function getErrors() |
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{ |
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return $this->errors; |
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} |
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/** |
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* @return array |
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*/ |
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public function getValues() |
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{ |
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return $this->values; |
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} |
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/** |
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* Set validator |
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* @param string $name |
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* @param callable $callback |
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*/ |
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public function setValidator($name, callable $callback) |
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{ |
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$this->validators[$name] = $callback; |
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} |
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/** |
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* Set input |
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* @param string $name |
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* @param InputInterface $input |
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*/ |
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public function setInput($name, InputInterface $input) |
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{ |
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$this->inputs[$name] = $input; |
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} |
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/** |
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* Validate given validators and store errors |
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* @param array $validations |
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* @throws ValidatorException |
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*/ |
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public function validate(array $validations) |
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{ |
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$this->reset(); // For multiple use |
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foreach ($validations as $validation) { |
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if (!isset($this->inputs[$validation->getType()])) { |
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throw new ValidatorException('Type ' . $validation->getType() . ' not registered'); |
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} |
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$data = $this->inputs[$validation->getType()]->getData(); |
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$rules = $validation->getRules() !== null ? explode('|', $validation->getRules()) : []; |
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// Check if param is mandatory |
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if (in_array('required', $rules)) { |
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if (!isset($data[$validation->getKey()])) { |
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$this->errors[] = 'Validation for ' . $validation->getKey() . ' failed | required'; |
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continue; |
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} |
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unset($rules[array_search('required', $rules)]); |
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} |
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// Check if optional param is set |
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if (!isset($data[$validation->getKey()])) { |
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continue; |
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} |
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$value = $data[$validation->getKey()]; |
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if ($this->validateRules($validation, $value, $rules)) { |
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$this->values[$validation->getResultKey() ?: $validation->getKey()] = $value; |
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} |
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} |
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} |
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/** |
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* Validate all validation rules for given value |
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* @param Validation $validation |
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* @param mixed $value |
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* @param array $rules |
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* @return bool |
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*/ |
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private function validateRules(Validation $validation, $value, array $rules) |
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{ |
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$result = true; |
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foreach ($rules as $rule) { |
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list($type) = explode(':', $rule); |
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if (!isset($this->validators[$type])) { |
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$validateResult = Validators::is($value, $rule); |
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} elseif (strpos($rule, ':') === false) { |
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$validateResult = call_user_func($this->validators[$rule], $value); |
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} else { |
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list($type, $ruleParams) = explode(':', $rule, 2); |
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$validateResult = call_user_func_array($this->validators[$type], [ |
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'value' => $value, |
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'ruleParams' => $ruleParams |
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]); |
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} |
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if (!$validateResult) { |
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$result = false; |
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$this->errors[] = 'Validation for ' . $validation->getKey() . '(' . $value . ') failed | ' . $rule; |
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} |
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} |
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return $result; |
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} |
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/** |
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* Reset data |
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*/ |
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private function reset() |
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{ |
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$this->errors = []; |
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$this->values = []; |
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} |
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} |
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ricco24 /
api-nette
