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<?php |
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namespace FigTree\Validation; |
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use FigTree\Validation\Contracts\{ |
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FilterInterface, |
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RuleFactoryInterface, |
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RuleInterface |
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}; |
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use FigTree\Validation\Exceptions\InvalidRuleException; |
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abstract class AbstractFilter implements FilterInterface |
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{ |
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protected RuleFactoryInterface $ruleFactory; |
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/** |
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* Set or remove a RuleFactory. |
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* |
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* @param \FigTree\Validation\Contracts\RuleFactoryInterface $ruleFactory |
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* |
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* @return $this |
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*/ |
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public function setRuleFactory(RuleFactoryInterface $ruleFactory): FilterInterface |
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{ |
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$this->ruleFactory = $ruleFactory; |
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return $this; |
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} |
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/** |
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* Filter a single value against the Filter. |
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* |
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* @param string $field |
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* @param mixed $value |
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* |
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* @return mixed |
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*/ |
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public function filterValue(string $field, mixed $value, $default = null): mixed |
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{ |
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$definition = $this->getDefinition($field); |
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if (empty($definition)) { |
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return $default; |
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} |
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$filter = $definition['filter']; |
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if (empty($filter)) { |
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throw new InvalidRuleException($this->getRule($field)); |
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} |
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return filter_var($value, $filter, $definition); |
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} |
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/** |
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* Filter a single input field against the Filter. |
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* |
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* @param integer $type |
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* @param string $field |
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* |
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* @return mixed |
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*/ |
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public function filterInput(int $type, string $field, $default = null): mixed |
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{ |
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$definition = $this->getDefinition($field); |
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if (empty($definition)) { |
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return $default; |
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} |
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$filter = $definition['filter']; |
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if (empty($filter)) { |
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throw new InvalidRuleException($this->getRule($field)); |
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} |
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return filter_input($type, $field, $filter, $definition); |
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} |
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/** |
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* Filter an array of values against the Filter. |
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* |
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* @param array $data |
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* @param boolean $addEmpty |
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* |
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* @return mixed |
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*/ |
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public function filterArray(array $data, bool $addEmpty = true): array |
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{ |
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$definitions = $this->getDefinitions(); |
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$input = filter_var_array($data, $definitions, $addEmpty); |
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if (!is_array($input)) { |
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$input = ($addEmpty) |
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? array_fill_keys(array_keys($definitions), null) |
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: []; |
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} |
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return $input; |
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} |
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/** |
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* Filter an array of input values against the Filter. |
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* |
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* @param integer $type |
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* @param boolean $addEmpty |
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* |
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* @return mixed |
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*/ |
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public function filterInputArray(int $type, bool $addEmpty = true): array |
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{ |
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$definitions = $this->getDefinitions(); |
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$input = filter_input_array($type, $definitions, $addEmpty); |
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if (!is_array($input)) { |
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$input = ($addEmpty) |
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? array_fill_keys(array_keys($definitions), null) |
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: []; |
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} |
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return $input; |
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} |
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/** |
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* Get a single Rule. |
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* |
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* @param string $field |
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* |
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* @return \FigTree\Validation\Contracts\RuleInterface|null |
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*/ |
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protected function getRule(string $field): ?RuleInterface |
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{ |
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$rules = $this->getRules(); |
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return $rules[$field] ?? null; |
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} |
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/** |
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* Get a single Rule as a native filter definition. |
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* |
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* @param string $field |
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* |
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* @return array|null |
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*/ |
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protected function getDefinition(string $field): ?array |
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{ |
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$rule = $this->getRule($field); |
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if (!($rule instanceof RuleInterface)) { |
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return null; |
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} |
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return $rule->toArray(); |
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} |
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/** |
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* Get the Rules as a native filter definition. |
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* |
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* @return array |
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*/ |
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protected function getDefinitions(): array |
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{ |
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return array_map( |
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fn (RuleInterface $rule) => $rule->toArray(), |
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$this->getRules() |
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); |
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} |
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} |
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figtree-php /
validation
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