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<?php |
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namespace Proengsoft\JsValidation\Remote; |
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use Illuminate\Http\JsonResponse; |
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use Proengsoft\JsValidation\Support\RuleListTrait; |
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use Illuminate\Http\Exception\HttpResponseException; |
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use Illuminate\Validation\Validator as BaseValidator; |
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use Proengsoft\JsValidation\Support\AccessProtectedTrait; |
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/** |
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* Class RemoteValidator. |
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*/ |
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class Validator |
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{ |
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use AccessProtectedTrait, RuleListTrait; |
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/** |
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* Validator extension name. |
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*/ |
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const EXTENSION_NAME = 'jsvalidation'; |
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/** |
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* @var \Illuminate\Validation\Validator |
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*/ |
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protected $validator; |
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/** |
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* RemoteValidator constructor. |
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* |
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* @param \Illuminate\Validation\Validator $validator |
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*/ |
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public function __construct(BaseValidator $validator) |
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{ |
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$this->validator = $validator; |
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} |
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/** |
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* Validate request. |
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* |
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* @param $field |
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* @param $parameters |
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*/ |
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public function validate($field, $parameters = []) |
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{ |
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$attribute = $this->parseAttributeName($field); |
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$validationParams = $this->parseParameters($parameters); |
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$validationResult = $this->validateJsRemoteRequest($attribute, $validationParams); |
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$this->throwValidationException($validationResult, $this->validator); |
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} |
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/** |
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* Throw the failed validation exception. |
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* |
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* @param mixed $result |
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* @param \Illuminate\Validation\Validator $validator |
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* @return void |
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* |
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* @throws \Illuminate\Validation\ValidationException|\Illuminate\Http\Exception\HttpResponseException |
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*/ |
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protected function throwValidationException($result, $validator) |
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{ |
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$response = new JsonResponse($result, 200); |
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if ($result !== true && class_exists('\Illuminate\Validation\ValidationException')) { |
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throw new \Illuminate\Validation\ValidationException($validator, $response); |
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} |
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throw new HttpResponseException($response); |
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} |
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/** |
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* Parse Validation input request data. |
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* |
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* @param $data |
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* @return array |
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*/ |
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protected function parseAttributeName($data) |
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{ |
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parse_str($data, $attrParts); |
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$attrParts = is_null($attrParts) ? [] : $attrParts; |
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$newAttr = array_keys(array_dot($attrParts)); |
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return array_pop($newAttr); |
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} |
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/** |
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* Parse Validation parameters. |
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* |
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* @param $parameters |
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* @return array |
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*/ |
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protected function parseParameters($parameters) |
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{ |
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$newParams = ['validate_all' => false]; |
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if (isset($parameters[0])) { |
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$newParams['validate_all'] = ($parameters[0] === 'true') ? true : false; |
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} |
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return $newParams; |
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} |
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/** |
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* Validate remote Javascript Validations. |
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* |
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* @param $attribute |
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* @param array $parameters |
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* @return array|bool |
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*/ |
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protected function validateJsRemoteRequest($attribute, $parameters) |
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{ |
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$this->setRemoteValidation($attribute, $parameters['validate_all']); |
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$validator = $this->validator; |
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if ($validator->passes()) { |
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return true; |
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} |
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return $validator->messages()->get($attribute); |
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} |
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/** |
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* Sets data for validate remote rules. |
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* |
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* @param $attribute |
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* @param bool $validateAll |
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*/ |
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protected function setRemoteValidation($attribute, $validateAll = false) |
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{ |
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$validator = $this->validator; |
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$rules = $validator->getRules(); |
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$rules = isset($rules[$attribute]) ? $rules[$attribute] : []; |
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if (in_array('no_js_validation', $rules)) { |
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$validator->setRules([$attribute => []]); |
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return; |
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} |
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if (! $validateAll) { |
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$rules = $this->purgeNonRemoteRules($rules, $validator); |
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} |
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$validator->setRules([$attribute => $rules]); |
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} |
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/** |
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* Remove rules that should not be validated remotely. |
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* |
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* @param $rules |
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* @param BaseValidator $validator |
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* @return mixed |
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*/ |
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protected function purgeNonRemoteRules($rules, $validator) |
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{ |
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$protectedValidator = $this->createProtectedCaller($validator); |
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foreach ($rules as $i => $rule) { |
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$parsedRule = call_user_func($protectedValidator, 'parseRule', [$rule]); |
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if (! $this->isRemoteRule($parsedRule[0])) { |
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unset($rules[$i]); |
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} |
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} |
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return $rules; |
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} |
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} |
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proengsoft /
laravel-jsvalidation
