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<?php |
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namespace Proengsoft\JsValidation\Remote; |
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use Illuminate\Http\Exception\HttpResponseException; |
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use Illuminate\Http\JsonResponse; |
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use Illuminate\Support\Arr; |
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use Illuminate\Validation\Validator as BaseValidator; |
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use Proengsoft\JsValidation\Exceptions\BadRequestHttpException; |
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use Proengsoft\JsValidation\Support\AccessProtectedTrait; |
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use Proengsoft\JsValidation\Support\RuleListTrait; |
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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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protected $validateAll = false; |
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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 = $validator; |
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} |
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public function validate($attribute, $value, $parameters, $validateAll = false) |
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{ |
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$this->validateAll = $validateAll; |
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$validationData = $this->parseJsRemoteRequest($attribute, $value, $parameters); |
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$validationResult = $this->validateJsRemoteRequest($validationData[1]); |
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throw new HttpResponseException( |
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new JsonResponse($validationResult, 200)); |
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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 $attribute |
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* @param $value |
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* @param $parameters |
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* @return array |
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*/ |
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protected function parseJsRemoteRequest($attribute, $value, $parameters) |
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{ |
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parse_str("$value=", $attr_parts); |
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$attr_parts = is_null($attr_parts) ? [] : $attr_parts; |
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$newAttr = array_keys(Arr::dot($attr_parts)); |
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return [$attribute, array_pop($newAttr), $parameters]; |
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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 $attribute |
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* @return array|bool |
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*/ |
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protected function validateJsRemoteRequest($attribute) |
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{ |
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$validator = $this->validator; |
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$validator = $this->setRemoteValidation($attribute, $validator); |
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if ($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 $attribute |
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* |
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* @return \Illuminate\Validation\Validator |
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*/ |
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protected function setRemoteValidation($attribute, BaseValidator $validator) |
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{ |
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if (! array_key_exists($attribute, $validator->getRules())) { |
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throw new BadRequestHttpException("Undefined '$attribute' attribute"); |
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} |
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$rules = $validator->getRules()[$attribute]; |
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$rules = $this->purgeNonRemoteRules($rules, $validator); |
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$validator->setRules([$attribute => $rules]); |
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if (empty($validator->getRules()[$attribute])) { |
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throw new BadRequestHttpException("No validations available for '$attribute'"); |
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} |
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return $validator; |
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} |
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protected function purgeNonRemoteRules($rules, $validator) |
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{ |
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$disabled = $this->validationDisabled($rules); |
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if (! $disabled && $this->validateAll) { |
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return $rules; |
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} |
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$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 ($disabled || ! $this->isRemoteRule($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
