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<?php |
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namespace FigTree\Validation; |
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use FigTree\Exceptions\UnexpectedTypeException; |
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use FigTree\Validation\Contracts\{ |
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FilterFactoryInterface, |
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FilterInterface, |
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RuleFactoryInterface, |
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RuleInterface, |
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}; |
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class FilterFactory implements FilterFactoryInterface |
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{ |
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/** |
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* Construct an instance of FilterFactory. |
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*/ |
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public function __construct(protected RuleFactoryInterface $ruleFactory) |
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{ |
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// |
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} |
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/** |
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* Get the assigned RuleFactory instance. |
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* |
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* @return \FigTree\Validation\Contracts\RuleFactoryInterface |
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*/ |
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public function getRuleFactory(): RuleFactoryInterface |
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{ |
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return $this->ruleFactory; |
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} |
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/** |
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* Create a Filter using Rules. |
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* |
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* @param callable Callback function taking a RuleFactoryInterface and returning an associative array of Rules. |
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* |
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* @return \FigTree\Validation\Contracts\FilterInterface |
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*/ |
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public function create(callable $callback): FilterInterface |
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{ |
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$rules = $this->createRules($callback); |
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$filter = new Filter($rules); |
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$filter->setRuleFactory($this->ruleFactory); |
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return $filter; |
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} |
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/** |
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* Run the creation callback method and validate its results. |
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* |
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* @param callable Callback function taking a RuleFactoryInterface and returning an associative array of Rules. |
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* |
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* @return array |
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*/ |
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protected function createRules(callable $callback): array |
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{ |
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$rules = $callback($this->ruleFactory); |
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if (!is_array($rules)) { |
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throw new UnexpectedTypeException($rules, 'array'); |
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} |
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if (array_is_list($rules)) { |
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throw new UnexpectedTypeException($rules, 'associative array'); |
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} |
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array_walk($rules, function ($rule) { |
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if (!($rule instanceof RuleInterface)) { |
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throw new UnexpectedTypeException($rule, RuleInterface::class); |
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} |
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}); |
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return $rules; |
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} |
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} |
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figtree-php /
validation
