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<?php |
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/** |
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* This file is part of the League.csv library |
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* |
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* @license http://opensource.org/licenses/MIT |
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* @link https://github.com/thephpleague/csv/ |
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* @version 9.0.0 |
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* @package League.csv |
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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 League\Csv\Config; |
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use League\Csv\InvalidRowException; |
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/** |
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* Trait to format and validate the row before insertion |
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* |
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* @package League.csv |
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* @since 7.0.0 |
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* |
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*/ |
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trait RowFilter |
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{ |
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/** |
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* Callables to validate the row before insertion |
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* |
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* @var callable[] |
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*/ |
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protected $validators = []; |
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/** |
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* Callables to format the row before insertion |
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* |
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* @var callable[] |
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*/ |
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protected $formatters = []; |
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/** |
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* add a formatter to the collection |
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* |
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* @param callable $callable |
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* |
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* @return $this |
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*/ |
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public function addFormatter(callable $callable) |
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{ |
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$this->formatters[] = $callable; |
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return $this; |
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} |
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/** |
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* Remove a formatter from the collection |
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* |
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* @param callable $callable |
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* |
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* @return $this |
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*/ |
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public function removeFormatter(callable $callable) |
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{ |
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$res = array_search($callable, $this->formatters, true); |
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unset($this->formatters[$res]); |
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return $this; |
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} |
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/** |
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* Detect if the formatter is already registered |
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* |
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* @param callable $callable |
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* |
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* @return bool |
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*/ |
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public function hasFormatter(callable $callable) |
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{ |
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return false !== array_search($callable, $this->formatters, true); |
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} |
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/** |
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* Remove all registered formatter |
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* |
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* @return $this |
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*/ |
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public function clearFormatters() |
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{ |
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$this->formatters = []; |
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return $this; |
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} |
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/** |
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* add a Validator to the collection |
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* |
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* @param callable $callable |
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* @param string $name the rule name |
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* |
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* @return $this |
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*/ |
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public function addValidator(callable $callable, $name) |
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{ |
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$name = $this->validateString($name); |
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$this->validators[$name] = $callable; |
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return $this; |
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} |
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/** |
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* validate a string |
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* |
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* @param mixed $str the value to evaluate as a string |
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* |
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* @throws InvalidArgumentException if the submitted data can not be converted to string |
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* |
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* @return string |
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*/ |
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abstract protected function validateString($str); |
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/** |
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* Remove a validator from the collection |
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* |
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* @param string $name the validator name |
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* |
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* @return $this |
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*/ |
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public function removeValidator($name) |
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{ |
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$name = $this->validateString($name); |
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unset($this->validators[$name]); |
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return $this; |
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} |
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/** |
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* Detect if a validator is already registered |
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* |
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* @param string $name the validator name |
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* |
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* @return bool |
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*/ |
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public function hasValidator($name) |
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{ |
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$name = $this->validateString($name); |
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return isset($this->validators[$name]); |
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} |
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/** |
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* Remove all registered validators |
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* |
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* @return $this |
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*/ |
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public function clearValidators() |
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{ |
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$this->validators = []; |
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return $this; |
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} |
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/** |
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* Format the given row |
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* |
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* @param array $row |
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* |
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* @return array |
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*/ |
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protected function formatRow(array $row) |
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{ |
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foreach ($this->formatters as $formatter) { |
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$row = call_user_func($formatter, $row); |
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} |
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return $row; |
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} |
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/** |
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* Validate a row |
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* |
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* @param array $row |
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* |
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* @throws InvalidRowException If the validation failed |
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*/ |
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protected function validateRow(array $row) |
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{ |
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foreach ($this->validators as $name => $validator) { |
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if (true !== call_user_func($validator, $row)) { |
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throw new InvalidRowException($name, $row, 'row validation failed'); |
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} |
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} |
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} |
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} |
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thephpleague /
csv
