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<?php |
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/** |
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* Copyright 2014 Jonathan Bouzekri. All rights reserved. |
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* |
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* @copyright Copyright 2014 Jonathan Bouzekri <[email protected]> |
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* @license https://github.com/jbouzekri/FileUploaderBundle/blob/master/LICENSE |
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* @link https://github.com/jbouzekri/FileUploaderBundle |
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*/ |
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namespace Jb\Bundle\FileUploaderBundle\Service\Validator; |
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use Symfony\Component\OptionsResolver\OptionsResolver; |
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use Jb\Bundle\FileUploaderBundle\Exception\ValidationException; |
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/** |
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* AbstractImageValidator |
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* |
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* @author jobou |
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*/ |
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abstract class AbstractImageValidator extends AbstractValidator |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function configureOptions(OptionsResolver $resolver) |
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{ |
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$resolver->setDefined(array( |
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'MinWidth', |
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'MaxWidth', |
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'MinHeight', |
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'MaxHeight', |
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'MinRatio', |
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'MaxRatio' |
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)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function validate($value, array $configuration) |
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{ |
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// No configuration. Do nothing |
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if (!isset($configuration['MinWidth']) && !isset($configuration['MaxWidth']) |
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&& !isset($configuration['MinHeight']) && !isset($configuration['MaxHeight']) |
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&& !isset($configuration['MinRatio']) && !isset($configuration['MaxRatio']) |
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) { |
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return; |
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} |
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// Extract width height from value |
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$size = $this->extractWidthHeight($value); |
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// Validate |
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$this->isValid($size['width'], $size['height'], $configuration); |
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} |
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/** |
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* Extract width and height from value |
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* |
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* @return array associative with key width and height |
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*/ |
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abstract protected function extractWidthHeight($value); |
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/** |
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* Common image/crop validator check |
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* |
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* @param int $width |
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* @param int $height |
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* @param array $configuration |
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* |
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* @throws ValidationException |
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*/ |
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protected function isValid($width, $height, array $configuration) |
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{ |
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View Code Duplication |
if (isset($configuration['MinWidth']) && $this->validateConfig('MinWidth', $configuration)) { |
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if ($width < $configuration['MinWidth']) { |
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throw new ValidationException('Minimum width must be '.$configuration['MinWidth'].'px'); |
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} |
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} |
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View Code Duplication |
if (isset($configuration['MaxWidth']) && $this->validateConfig('MaxWidth', $configuration)) { |
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if ($width > $configuration['MaxWidth']) { |
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throw new ValidationException('Maximum width must be '.$configuration['MaxWidth'].'px'); |
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} |
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} |
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View Code Duplication |
if (isset($configuration['MinHeight']) && $this->validateConfig('MinHeight', $configuration)) { |
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if ($height < $configuration['MinHeight']) { |
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throw new ValidationException('Minimum height must be '.$configuration['MinHeight'].'px'); |
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} |
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} |
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View Code Duplication |
if (isset($configuration['MaxHeight']) && $this->validateConfig('MaxHeight', $configuration)) { |
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if ($height > $configuration['MaxHeight']) { |
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throw new ValidationException('Minimum height must be '.$configuration['MaxHeight'].'px'); |
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} |
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} |
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$ratio = round($width / $height, 2); |
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View Code Duplication |
if (isset($configuration['MinRatio']) && $this->validateConfig('MinRatio', $configuration, true)) { |
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if ($ratio < $configuration['MinRatio']) { |
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throw new ValidationException('Minimum ratio must be '.$configuration['MinRatio']); |
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} |
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} |
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View Code Duplication |
if (isset($configuration['MaxRatio']) && $this->validateConfig('MaxRatio', $configuration, true)) { |
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if ($ratio > $configuration['MaxRatio']) { |
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throw new ValidationException('Maximum ratio must be '.$configuration['MaxRatio']); |
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} |
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} |
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} |
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/** |
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* Validate configuration value |
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* |
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* @param string $key |
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* @param array $configuration |
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* @param bool $isFloat |
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* |
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* @return bool |
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* |
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* @throws ValidationException |
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*/ |
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protected function validateConfig($key, array $configuration, $isFloat = false) |
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{ |
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if (!$isFloat && !ctype_digit((string) $configuration[$key])) { |
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throw new ValidationException(sprintf('"%s" is not a valid %s configuration', $configuration[$key], $key)); |
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} |
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if ($isFloat && !is_numeric((string) $configuration[$key])) { |
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throw new ValidationException(sprintf('"%s" is not a valid %s configuration', $configuration[$key], $key)); |
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} |
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return true; |
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} |
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} |
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jbouzekri /
FileUploaderBundle
