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<?php |
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namespace Backpack\CRUD\app\Library\CrudPanel\Traits; |
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use Illuminate\Foundation\Http\FormRequest; |
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trait Validation |
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{ |
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/** |
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* Adds the required rules from an array and allows validation of that array. |
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* |
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* @param array $requiredFields |
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*/ |
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public function setValidationFromArray(array $requiredFields) |
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{ |
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$this->setOperationSetting('requiredFields', array_keys($requiredFields)); |
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$this->setOperationSetting('validationRules', $requiredFields); |
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} |
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/** |
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* Mark a FormRequest file as required for the current operation, in Settings. |
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* Adds the required rules to an array for easy access. |
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* |
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* @param string $class Class that extends FormRequest |
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*/ |
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public function setValidation($class) |
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{ |
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$this->setFormRequest($class); |
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$this->setRequiredFields($class); |
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} |
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/** |
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* Remove the current FormRequest from configuration, so it will no longer be validated. |
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*/ |
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public function unsetValidation() |
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{ |
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$this->setOperationSetting('formRequest', false); |
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} |
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/** |
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* Remove the current FormRequest from configuration, so it will no longer be validated. |
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*/ |
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public function disableValidation() |
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{ |
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$this->unsetValidation(); |
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} |
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/** |
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* Mark a FormRequest file as required for the current operation, in Settings. |
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* |
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* @param string $class Class that extends FormRequest |
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*/ |
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public function setFormRequest($class) |
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{ |
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$this->setOperationSetting('formRequest', $class); |
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} |
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/** |
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* Get the current form request file, in any. |
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* Returns null if no FormRequest is required for the current operation. |
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* |
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* @return string Class that extends FormRequest |
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*/ |
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public function getFormRequest() |
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{ |
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return $this->getOperationSetting('formRequest'); |
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} |
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/** |
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* Run the authorization and validation the currently set FormRequest. |
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* |
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* @return \Illuminate\Http\Request |
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*/ |
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public function validateRequest() |
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{ |
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$formRequest = $this->getFormRequest(); |
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if ($formRequest) { |
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// authorize and validate the formRequest |
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// this is done automatically by Laravel's FormRequestServiceProvider |
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// because form requests implement ValidatesWhenResolved |
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$request = app($formRequest); |
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} else { |
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$request = $this->getRequest(); |
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if ($this->hasOperationSetting('validationRules')) { |
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$rules = $this->getOperationSetting('validationRules'); |
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$request->validate($rules); |
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} |
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} |
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return $request; |
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} |
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/** |
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* Parse a FormRequest class, figure out what inputs are required |
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* and store this knowledge in the current object. |
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* |
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* @param string $class Class that extends FormRequest |
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*/ |
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public function setRequiredFields($class) |
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{ |
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$formRequest = new $class(); |
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$rules = $formRequest->rules(); |
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$requiredFields = []; |
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if (count($rules)) { |
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foreach ($rules as $key => $rule) { |
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if ( |
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(is_string($rule) && strpos($rule, 'required') !== false && strpos($rule, 'required_') === false) || |
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(is_array($rule) && array_search('required', $rule) !== false && array_search('required_', $rule) === false) |
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) { |
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$requiredFields[] = $key; |
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} |
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} |
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} |
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$this->setOperationSetting('requiredFields', $requiredFields); |
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} |
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/** |
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* Check the current object to see if an input is required |
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* for the given operation. |
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* |
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* @param string $inputKey Field or input name. |
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* @param string $operation create / update |
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* |
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* @return bool |
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*/ |
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public function isRequired($inputKey) |
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{ |
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if (! $this->hasOperationSetting('requiredFields')) { |
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return false; |
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} |
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return in_array($inputKey, $this->getOperationSetting('requiredFields')); |
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} |
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} |
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Laravel-Backpack /
CRUD
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