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<?php |
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namespace Proengsoft\JsValidation\Javascript; |
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use Proengsoft\JsValidation\Support\DelegatedValidator; |
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use Proengsoft\JsValidation\Support\RuleListTrait; |
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use Proengsoft\JsValidation\Support\UseDelegatedValidatorTrait; |
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class RuleParser |
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{ |
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use RuleListTrait, JavascriptRulesTrait, UseDelegatedValidatorTrait; |
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/** |
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* Rule used to validate remote requests. |
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*/ |
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const REMOTE_RULE = 'laravelValidationRemote'; |
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/** |
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* Rule used to validate javascript fields. |
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*/ |
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const JAVASCRIPT_RULE = 'laravelValidation'; |
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/** |
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* Token used to secure romte validations. |
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* |
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* @string|null $remoteToken |
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*/ |
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protected $remoteToken; |
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/** |
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* Conditional Validations. |
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* |
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* @var array |
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*/ |
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protected $conditional = []; |
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/** |
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* Create a new JsValidation instance. |
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* |
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* @param \Proengsoft\JsValidation\Support\DelegatedValidator $validator |
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* @param string|null $remoteToken |
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*/ |
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public function __construct(DelegatedValidator $validator, $remoteToken = null) |
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{ |
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$this->validator = $validator; |
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$this->remoteToken = $remoteToken; |
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} |
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/** |
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* Return parsed Javascript Rule. |
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* |
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* @param string $attribute |
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* @param string $rule |
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* @param $parameters |
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* @param $rawRule |
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* |
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* @return array |
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*/ |
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public function getRule($attribute, $rule, $parameters, $rawRule) |
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{ |
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$isConditional = $this->isConditionalRule($attribute, $rawRule); |
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$isRemote = $this->isRemoteRule($rule); |
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if ($isConditional || $isRemote) { |
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list($attribute, $parameters) = $this->remoteRule($attribute, $isConditional); |
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$jsRule = self::REMOTE_RULE; |
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} else { |
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list($jsRule, $attribute, $parameters) = $this->clientRule($attribute, $rule, $parameters); |
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} |
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$attribute = $this->getAttributeName($attribute); |
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return [$attribute, $jsRule, $parameters]; |
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} |
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/** |
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* Gets rules from Validator instance. |
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* |
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* @return array |
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*/ |
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public function getValidatorRules() |
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{ |
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return $this->validator->getRules(); |
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} |
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/** |
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* Add conditional rules. |
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* |
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* @param $attribute |
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* @param array $rules |
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*/ |
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public function addConditionalRules($attribute, $rules = []) |
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{ |
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foreach ((array) $attribute as $key) { |
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$current = isset($this->conditional[$key]) ? $this->conditional[$key] : []; |
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$merge = head($this->validator->explodeRules([$rules])); |
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$this->conditional[$key] = array_merge($current, $merge); |
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} |
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} |
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/** |
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* Determine if rule is passed with sometimes. |
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* |
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* @param $attribute |
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* @param $rule |
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* @return bool |
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*/ |
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protected function isConditionalRule($attribute, $rule) |
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{ |
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return isset($this->conditional[$attribute]) && |
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in_array($rule, $this->conditional[$attribute]); |
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} |
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/** |
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* Returns Javascript parameters for remote validated rules. |
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* |
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* @param string $attribute |
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* @param $rule |
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* @param $parameters |
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* |
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* @return array |
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*/ |
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protected function clientRule($attribute, $rule, $parameters) |
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{ |
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$jsRule = self::JAVASCRIPT_RULE; |
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$method = "rule{$rule}"; |
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if (method_exists($this, $method)) { |
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list($attribute, $parameters) = $this->$method($attribute, $parameters); |
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} |
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return [$jsRule, $attribute, $parameters]; |
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} |
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/** |
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* Returns Javascript parameters for remote validated rules. |
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* |
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* @param string $attribute |
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* @param bool $forceRemote |
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* |
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* @return array |
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*/ |
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protected function remoteRule($attribute, $forceRemote) |
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{ |
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$params = [ |
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$attribute, |
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$this->remoteToken, |
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$forceRemote, |
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]; |
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return [$attribute, $params]; |
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} |
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/** |
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* Handles multidimensional attribute names. |
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* |
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* @param $attribute |
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* |
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* @return string |
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*/ |
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protected function getAttributeName($attribute) |
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{ |
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$attributeArray = explode('.', $attribute); |
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if (count($attributeArray) > 1) { |
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return $attributeArray[0].'['.implode('][', array_slice($attributeArray, 1)).']'; |
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} |
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return $attribute; |
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} |
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} |
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proengsoft /
laravel-jsvalidation
