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<?php |
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/** |
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* This software package is licensed under AGPL or Commercial license. |
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* |
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* @package maslosoft/mangan |
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* @licence AGPL or Commercial |
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* @copyright Copyright (c) Piotr Masełkowski <[email protected]> |
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* @copyright Copyright (c) Maslosoft |
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* @copyright Copyright (c) Others as mentioned in code |
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* @link https://maslosoft.com/mangan/ |
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*/ |
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namespace Maslosoft\Mangan; |
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use InvalidArgumentException; |
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use Maslosoft\Addendum\Interfaces\AnnotatedInterface; |
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use Maslosoft\Mangan\Helpers\Validator\Factory; |
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use Maslosoft\Mangan\Interfaces\ValidatableInterface; |
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use Maslosoft\Mangan\Meta\ManganMeta; |
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/** |
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* Validator |
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* |
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* @author Piotr Maselkowski <pmaselkowski at gmail.com> |
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*/ |
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class Validator implements ValidatableInterface |
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{ |
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const EventBeforeValidate = 'beforeValidate'; |
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const EventAfterValidate = 'afterValidate'; |
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/** |
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* Model instance |
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* @var AnnotatedInterface |
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*/ |
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private $model = null; |
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/** |
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* Metadata for model |
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* @var ManganMeta |
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*/ |
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private $meta = null; |
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/** |
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* Array of error messages. |
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* Keys are field names, secondary keys are numeric |
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* @var string[][] |
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*/ |
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private $errors = []; |
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public function __construct(AnnotatedInterface $model) |
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{ |
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$this->model = $model; |
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$this->meta = ManganMeta::create($this->model); |
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// Ensure that errors array is initialized - even if does not have validators |
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foreach (array_keys($this->meta->fields()) as $name) |
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{ |
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$this->errors[$name] = []; |
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} |
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} |
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/** |
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* Validate model, optionally only selected fields |
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* @param string[] $fields |
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* @return boolean |
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*/ |
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public function validate($fields = []) |
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{ |
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$valid = []; |
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if (empty($fields)) |
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{ |
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$fields = array_keys($this->meta->fields()); |
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} |
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foreach ($fields as $name) |
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{ |
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$fieldMeta = $this->meta->field($name); |
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// Reset errors |
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$this->errors[$name] = []; |
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// Check if meta for field exists |
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if (empty($fieldMeta)) |
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{ |
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throw new InvalidArgumentException(sprintf("Unknown field `%s` in model `%s`", $name, get_class($this->model))); |
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} |
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// Validate sub documents |
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// Skip fields that are not updatable |
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if ($fieldMeta->owned && $fieldMeta->updatable) |
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{ |
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if (is_array($this->model->$name)) |
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{ |
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// Handle arrays of documents |
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foreach ($this->model->$name as $fieldIndex => $model) |
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{ |
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$validator = new Validator($model); |
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$isValid = $validator->validate(); |
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$valid[] = (int) $isValid; |
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if (!$isValid) |
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{ |
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$errors = [ |
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$name => [ |
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$fieldIndex => $validator->getErrors() |
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] |
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]; |
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$this->setErrors($errors); |
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} |
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} |
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} |
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elseif (!empty($this->model->$name)) |
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{ |
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// Handle single documents |
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$validator = new Validator($this->model->$name); |
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$isValid = $validator->validate(); |
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$valid[] = (int) $isValid; |
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if (!$isValid) |
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{ |
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$errors = [ |
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$name => $validator->getErrors() |
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]; |
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$this->setErrors($errors); |
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} |
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} |
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} |
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// Skip field without validators |
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if (empty($fieldMeta->validators)) |
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{ |
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continue; |
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} |
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$valid[] = (int) $this->validateEntity($name, $fieldMeta->validators); |
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} |
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// Model validators |
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$typeValidators = $this->meta->type()->validators; |
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if (!empty($typeValidators)) |
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{ |
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$typeName = $this->meta->type()->name; |
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// Reset errors |
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$this->errors[$typeName] = []; |
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$valid[] = (int) $this->validateEntity($typeName, $typeValidators); |
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} |
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return count($valid) === array_sum($valid); |
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} |
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private function validateEntity($name, $validators) |
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{ |
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$valid = []; |
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foreach ($validators as $validatorMeta) |
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{ |
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// Filter out validators based on scenarios |
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if (!empty($validatorMeta->on)) |
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{ |
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$on = (array) $validatorMeta->on; |
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$enabled = false; |
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foreach ($on as $scenario) |
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{ |
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if ($scenario === ScenarioManager::getScenario($this->model)) |
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{ |
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$enabled = true; |
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break; |
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} |
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} |
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if (!$enabled) |
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{ |
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continue; |
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} |
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} |
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if (!empty($validatorMeta->except)) |
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{ |
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$except = (array) $validatorMeta->except; |
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$enabled = true; |
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foreach ($except as $scenario) |
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{ |
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if ($scenario === ScenarioManager::getScenario($this->model)) |
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{ |
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$enabled = false; |
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break; |
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} |
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} |
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if (!$enabled) |
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{ |
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continue; |
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} |
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} |
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// Create validator and validate |
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$validator = Factory::create($this->model, $validatorMeta, $name); |
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if ($validator->isValid($this->model, $name)) |
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{ |
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$valid[] = true; |
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} |
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else |
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{ |
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$valid[] = false; |
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$this->errors[$name] = array_merge($this->errors[$name], $validator->getErrors()); |
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// Set errors to model instance if it implements ValidatableInterface |
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if ($this->model instanceof ValidatableInterface) |
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{ |
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$this->model->setErrors($this->errors); |
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} |
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} |
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} |
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return count($valid) === array_sum($valid); |
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} |
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public function getErrors() |
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{ |
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return $this->errors; |
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} |
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public function setErrors($errors) |
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{ |
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foreach ($errors as $field => $errors) |
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{ |
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$this->errors[$field] = $errors; |
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} |
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} |
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} |
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Maslosoft /
Mangan
