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<?php |
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namespace hanneskod\clean; |
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/** |
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* Validate arrays of input data |
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*/ |
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class ArrayValidator extends Validator |
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{ |
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/** |
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* @var Validator[] Map of field names to validators |
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*/ |
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private $validators = []; |
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/** |
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* @var boolean Flag if unknown array items should be ignored when validating |
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*/ |
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private $ignoreUnknown = false; |
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/** |
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* Register validators |
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* |
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* @param Validator[] $validators Map of field names to validators |
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*/ |
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public function __construct(array $validators = []) |
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{ |
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foreach ($validators as $name => $validator) { |
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$this->addValidator($name, $validator); |
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} |
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} |
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/** |
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* Add a validator |
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* |
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* @param string $name Name of field to validate |
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* @param Validator $validator The validator |
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* @return self Instance for chaining |
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*/ |
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public function addValidator($name, Validator $validator) |
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{ |
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$this->validators[$name] = $validator; |
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return $this; |
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} |
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/** |
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* Set flag if unknown items should be ignored when validating |
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* |
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* @param boolean $ignoreUnknown |
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* @return self Instance for chaining |
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*/ |
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public function ignoreUnknown($ignoreUnknown = true) |
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{ |
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$this->ignoreUnknown = $ignoreUnknown; |
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return $this; |
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} |
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/** |
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* Validate tainted data |
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* |
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* {@inheritdoc} |
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*/ |
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public function validate($tainted) |
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{ |
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if (!is_array($tainted)) { |
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throw new Exception("expecting array input"); |
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} |
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$clean = []; |
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foreach ($this->validators as $name => $validator) { |
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try { |
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$clean[$name] = $validator->validate( |
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isset($tainted[$name]) ? $tainted[$name] : null |
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); |
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} catch (Exception $exception) { |
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$exception->pushValidatorName($name); |
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$this->fireException($exception); |
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} |
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} |
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if (!$this->ignoreUnknown && $diff = array_diff_key($tainted, $this->validators)) { |
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$this->fireException( |
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new Exception('Unknown input item(s): ' . implode(array_keys($diff), ', ')) |
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); |
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} |
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return $clean; |
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} |
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} |
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hanneskod /
clean
