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<?php |
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namespace Proengsoft\JsValidation\Javascript; |
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use Illuminate\Validation\Validator; |
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use Proengsoft\JsValidation\Support\DelegatedValidator; |
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use Proengsoft\JsValidation\Support\UseDelegatedValidatorTrait; |
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class ValidatorHandler |
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{ |
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use UseDelegatedValidatorTrait; |
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/** |
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* Rule used to disable validations. |
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* |
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* @const string |
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*/ |
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const JSVALIDATION_DISABLE = 'NoJsValidation'; |
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/** |
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* @var RuleParser |
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*/ |
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protected $rules; |
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/** |
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* @var MessageParser |
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*/ |
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protected $messages; |
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/** |
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* @var bool |
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*/ |
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protected $remote = true; |
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/** |
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* Create a new JsValidation instance. |
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* |
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* @param RuleParser $rules |
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* @param MessageParser $messages |
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*/ |
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public function __construct(RuleParser $rules, MessageParser $messages) |
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{ |
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$this->rules = $rules; |
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$this->messages = $messages; |
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$this->validator = $rules->getDelegatedValidator(); |
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} |
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/** |
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* Sets delegated Validator instance. |
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* |
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* @param \Proengsoft\JsValidation\Support\DelegatedValidator $validator |
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*/ |
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public function setDelegatedValidator(DelegatedValidator $validator) |
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{ |
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$this->validator = $validator; |
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$this->rules->setDelegatedValidator($validator); |
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$this->messages->setDelegatedValidator($validator); |
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} |
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/** |
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* Enable or disables remote validations. |
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* |
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* @param bool $enabled |
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*/ |
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public function setRemote($enabled) |
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{ |
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$this->remote = $enabled; |
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} |
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/** |
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* Generate Javascript Validations. |
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* |
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* @return array |
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*/ |
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protected function generateJavascriptValidations() |
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{ |
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$jsValidations = array(); |
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foreach ($this->validator->getRules() as $attribute => $rules) { |
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if (! $this->jsValidationEnabled($attribute)) { |
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continue; |
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} |
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$newRules = $this->jsConvertRules($attribute, $rules, $this->remote); |
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$jsValidations = array_merge($jsValidations, $newRules); |
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} |
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return $jsValidations; |
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} |
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/** |
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* Make Laravel Validations compatible with JQuery Validation Plugin. |
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* |
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* @param $attribute |
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* @param $rules |
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* @param bool $includeRemote |
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* |
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* @return array |
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*/ |
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protected function jsConvertRules($attribute, $rules, $includeRemote) |
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{ |
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$jsRules = []; |
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foreach ($rules as $rawRule) { |
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list($rule, $parameters) = $this->validator->parseRule($rawRule); |
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list($jsAttribute, $jsRule, $jsParams) = $this->rules->getRule($attribute, $rule, $parameters, $rawRule); |
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if ($this->isValidatable($jsRule, $includeRemote)) { |
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$jsRules[$jsAttribute][$jsRule][] = array($rule, $jsParams, |
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$this->messages->getMessage($attribute, $rule, $parameters), |
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$this->validator->isImplicit($rule), |
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); |
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} |
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} |
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return $jsRules; |
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} |
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/** |
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* Check if rule should be validated with javascript. |
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* |
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* @param $jsRule |
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* @param bool $includeRemote |
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* @return bool |
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*/ |
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protected function isValidatable($jsRule, $includeRemote) |
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{ |
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return $jsRule && ($includeRemote || $jsRule !== RuleParser::REMOTE_RULE); |
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} |
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/** |
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* Check if JS Validation is disabled for attribute. |
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* |
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* @param $attribute |
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* |
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* @return bool |
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*/ |
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public function jsValidationEnabled($attribute) |
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{ |
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return ! $this->validator->hasRule($attribute, self::JSVALIDATION_DISABLE); |
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} |
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/** |
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* Returns view data to render javascript. |
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* |
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* @return array |
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*/ |
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public function validationData() |
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{ |
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$jsMessages = array(); |
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$jsValidations = $this->generateJavascriptValidations(); |
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return [ |
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'rules' => $jsValidations, |
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'messages' => $jsMessages, |
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]; |
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} |
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/** |
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* Validate Conditional Validations using Ajax in specified fields. |
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* |
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* @param string $attribute |
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* @param string|array $rules |
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*/ |
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public function sometimes($attribute, $rules = []) |
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{ |
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$callback = function () { |
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return true; |
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}; |
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$this->validator->sometimes($attribute, $rules, $callback); |
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$this->rules->addConditionalRules($attribute, (array) $rules); |
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} |
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} |
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proengsoft /
laravel-jsvalidation
