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<?php |
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namespace Dudlewebs\WPMCS\s3\Aws\EndpointV2\Ruleset; |
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|
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use Dudlewebs\WPMCS\s3\Aws\EndpointV2\Rule\RuleCreator; |
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/** |
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* A collection of rules, parameter definitions and a class of helper functions |
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* used to resolve either an endpoint or an error. |
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*/ |
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class Ruleset |
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{ |
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/** @var string */ |
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private $version; |
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/** @var array */ |
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private $parameters; |
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/** @var array */ |
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private $rules; |
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/** @var RulesetStandardLibrary */ |
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public $standardLibrary; |
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public function __construct(array $ruleset, array $partitions) |
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{ |
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$this->version = $ruleset['version']; |
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$this->parameters = $this->createParameters($ruleset['parameters']); |
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$this->rules = $this->createRules($ruleset['rules']); |
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$this->standardLibrary = new RulesetStandardLibrary($partitions); |
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} |
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/** |
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* @return mixed |
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*/ |
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public function getVersion() |
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{ |
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return $this->version; |
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} |
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/** |
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* @return array |
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*/ |
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public function getParameters() |
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{ |
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return $this->parameters; |
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} |
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/** |
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* @return array |
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*/ |
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public function getRules() |
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{ |
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return $this->rules; |
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} |
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/** |
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* Evaluate the ruleset against the input parameters. |
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* Return the first rule the parameters match against. |
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* |
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* @return mixed |
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*/ |
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public function evaluate(array $inputParameters) |
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{ |
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$this->validateInputParameters($inputParameters); |
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foreach ($this->rules as $rule) { |
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$evaluation = $rule->evaluate($inputParameters, $this->standardLibrary); |
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if ($evaluation !== \false) { |
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return $evaluation; |
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} |
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} |
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return \false; |
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} |
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/** |
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* Ensures all corresponding client-provided parameters match |
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* the Ruleset parameter's specified type. |
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* |
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* @return void |
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*/ |
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private function validateInputParameters(array &$inputParameters) |
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{ |
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foreach ($this->parameters as $paramName => $param) { |
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$inputParam = isset($inputParameters[$paramName]) ? $inputParameters[$paramName] : null; |
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if (\is_null($inputParam) && !\is_null($param->getDefault())) { |
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$inputParameters[$paramName] = $param->getDefault(); |
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} elseif (!\is_null($inputParam)) { |
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$param->validateInputParam($inputParam); |
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} |
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} |
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} |
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private function createParameters(array $parameters) |
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{ |
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$parameterList = []; |
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foreach ($parameters as $name => $definition) { |
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$parameterList[$name] = new RulesetParameter($name, $definition); |
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} |
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return $parameterList; |
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} |
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private function createRules(array $rules) |
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{ |
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$rulesList = []; |
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foreach ($rules as $rule) { |
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$ruleObj = RuleCreator::create($rule['type'], $rule); |
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$rulesList[] = $ruleObj; |
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} |
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return $rulesList; |
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} |
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} |
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