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<?php |
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/* |
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* This file is part of the JVal package. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace JVal; |
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use Closure; |
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use stdClass; |
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/** |
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* JSON Schema validation entry point. |
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*/ |
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class Validator |
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{ |
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/** |
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* @var Walker |
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*/ |
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private $walker; |
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/** |
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* Builds a default validator instance. Accepts an optional pre-fetch |
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* hook. |
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* |
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* @see Resolver::setPreFetchHook |
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* |
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* @param Closure $preFetchHook |
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* |
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* @return Validator |
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*/ |
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public static function buildDefault(Closure $preFetchHook = null) |
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{ |
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$registry = new Registry(); |
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$resolver = new Resolver(); |
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if ($preFetchHook) { |
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$resolver->setPreFetchHook($preFetchHook); |
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} |
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$walker = new Walker($registry, $resolver); |
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return new self($walker); |
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} |
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/** |
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* Constructor. |
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* |
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* @param Walker $walker |
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*/ |
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public function __construct(Walker $walker) |
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{ |
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$this->walker = $walker; |
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} |
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/** |
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* Validates an instance against a given schema and returns a list |
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* of violations, if any. If the schema contains relative remote |
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* references, its (absolute) URI must be passed as argument. |
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* |
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* @param mixed $instance |
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* @param stdClass $schema |
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* @param string $schemaUri |
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* |
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* @return array |
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*/ |
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public function validate($instance, stdClass $schema, $schemaUri = '') |
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{ |
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$parseContext = new Context(); |
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$constraintContext = new Context(); |
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// todo: keep ref of already resolved/parsed schemas |
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$schema = $this->walker->resolveReferences($schema, new Uri($schemaUri)); |
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$schema = $this->walker->parseSchema($schema, $parseContext); |
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$this->walker->applyConstraints($instance, $schema, $constraintContext); |
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return $constraintContext->getViolations(); |
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} |
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} |
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stefk /
JVal
