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<?php |
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|
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namespace FluentCart\App\Services\FileSystem\Drivers\S3; |
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|
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class S3InputValidator |
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{ |
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private const REGION_PATTERN = '/^(af|ap|ca|cn|eu|il|me|mx|sa|us)(-gov)?-[a-z0-9-]+-\d+$/'; |
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|
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public static function isValidBucket($bucket): bool |
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{ |
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if (!is_string($bucket)) { |
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return false; |
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} |
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|
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$bucket = trim($bucket); |
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|
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if ($bucket === '' || strlen($bucket) < 3 || strlen($bucket) > 63) { |
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return false; |
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} |
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|
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if (!preg_match('/^[a-z0-9][a-z0-9.-]*[a-z0-9]$/', $bucket)) { |
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return false; |
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} |
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|
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if (strpos($bucket, '..') !== false || strpos($bucket, '.-') !== false || strpos($bucket, '-.') !== false) { |
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return false; |
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} |
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|
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if (preg_match('/^\d+\.\d+\.\d+\.\d+$/', $bucket)) { |
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return false; |
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} |
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|
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return true; |
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} |
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|
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public static function isValidRegion($region): bool |
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{ |
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if (!is_string($region)) { |
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return false; |
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} |
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|
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$region = trim($region); |
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|
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if ($region === '' || strlen($region) > 32) { |
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return false; |
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} |
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|
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return (bool) preg_match(self::REGION_PATTERN, $region); |
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} |
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|
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public static function validateBucket($bucket) |
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{ |
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if (self::isValidBucket($bucket)) { |
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return true; |
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} |
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|
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return new \WP_Error( |
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'invalid_bucket', |
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__('Invalid S3 bucket name.', 'fluent-cart') |
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); |
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} |
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|
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public static function validateRegion($region) |
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{ |
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if (self::isValidRegion($region)) { |
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return true; |
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} |
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|
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return new \WP_Error( |
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'invalid_region', |
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__('Invalid S3 region.', 'fluent-cart') |
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); |
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} |
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|
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public static function validateBucketAndRegion($bucket, $region) |
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{ |
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$bucketValidation = self::validateBucket($bucket); |
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if (is_wp_error($bucketValidation)) { |
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return $bucketValidation; |
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} |
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|
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$regionValidation = self::validateRegion($region); |
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if (is_wp_error($regionValidation)) { |
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return $regionValidation; |
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} |
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|
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return true; |
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} |
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} |
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|
