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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 JVal\Exception\UnsupportedVersionException; |
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/** |
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* Stores and exposes validation constraints per version. |
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*/ |
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class Registry |
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{ |
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const VERSION_CURRENT = 'http://json-schema.org/schema#'; |
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const VERSION_DRAFT_3 = 'http://json-schema.org/draft-03/schema#'; |
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const VERSION_DRAFT_4 = 'http://json-schema.org/draft-04/schema#'; |
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private static $commonConstraints = [ |
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'Maximum', |
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'Minimum', |
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'MaxLength', |
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'MinLength', |
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'Pattern', |
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'Items', |
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'MaxItems', |
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'MinItems', |
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'UniqueItems', |
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'Required', |
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'Properties', |
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'Dependencies', |
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'Enum', |
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'Type', |
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'Format', |
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]; |
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private static $draft4Constraints = [ |
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'MultipleOf', |
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'MinProperties', |
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'MaxProperties', |
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'AllOf', |
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'AnyOf', |
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'OneOf', |
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'Not', |
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]; |
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/** |
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* @var Constraint[][] |
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*/ |
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private $constraints = []; |
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/** |
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* @var Constraint[][] |
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*/ |
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private $constraintsForTypeCache = []; |
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/** |
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* @var array |
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*/ |
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private $keywordsCache = []; |
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/** |
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* Returns the constraints associated with a given JSON Schema version. |
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* |
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* @param string $version |
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* |
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* @return Constraint[] |
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* |
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* @throws UnsupportedVersionException if the version is not supported |
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*/ |
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371 |
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public function getConstraints($version) |
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{ |
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if (!isset($this->constraints[$version])) { |
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$this->constraints[$version] = $this->createConstraints($version); |
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} |
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return $this->constraints[$version]; |
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} |
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/** |
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* Returns the constraints associated with a given JSON Schema version |
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* supporting a given primitive type. |
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* |
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* @param string $version |
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* @param string $type |
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* |
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* @return Constraint[] |
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* |
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* @throws UnsupportedVersionException if the version is not supported |
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*/ |
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354 |
View Code Duplication |
public function getConstraintsForType($version, $type) |
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{ |
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$cache = & $this->constraintsForTypeCache[$version.$type]; |
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354 |
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if ($cache === null) { |
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$cache = []; |
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354 |
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foreach ($this->getConstraints($version) as $constraint) { |
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if ($constraint->supports($type)) { |
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$cache[] = $constraint; |
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} |
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} |
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} |
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return $cache; |
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} |
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/** |
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* Returns whether a keyword is supported in a given JSON Schema version. |
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* |
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* @param string $version |
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* @param string $keyword |
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* |
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* @return bool |
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* |
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*/ |
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306 |
View Code Duplication |
public function hasKeyword($version, $keyword) |
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{ |
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$cache = & $this->keywordsCache[$version]; |
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if ($cache === null) { |
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$cache = []; |
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foreach ($this->getConstraints($version) as $constraint) { |
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foreach ($constraint->keywords() as $constraintKeyword) { |
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$cache[$constraintKeyword] = true; |
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} |
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} |
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} |
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return isset($cache[$keyword]); |
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} |
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/** |
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* Loads the constraints associated with a given JSON Schema version. |
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* |
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* @param string $version |
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* |
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* @return Constraint[] |
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* |
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* @throws UnsupportedVersionException if the version is not supported |
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*/ |
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protected function createConstraints($version) |
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{ |
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switch ($version) { |
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case self::VERSION_CURRENT: |
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case self::VERSION_DRAFT_4: |
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return $this->createBuiltInConstraints( |
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array_merge( |
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self::$commonConstraints, |
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self::$draft4Constraints |
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) |
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); |
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default: |
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throw new UnsupportedVersionException( |
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"Schema version '{$version}' not supported" |
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); |
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} |
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} |
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private function createBuiltInConstraints(array $constraintNames) |
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{ |
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return array_map(function ($name) { |
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$class = "JVal\\Constraint\\{$name}Constraint"; |
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return new $class(); |
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}, $constraintNames); |
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} |
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} |
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stefk /
JVal
