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<?php |
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/** |
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* __ ___ ____ _ ___ _ __ |
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* / |/ /_ __/ / /_(_)___/ (_)___ ___ ___ ____ _____(_)___ ____ ____ _/ / |
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* / /|_/ / / / / / __/ / __ / / __ `__ \/ _ \/ __ \/ ___/ / __ \/ __ \ / __ `/ / |
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* / / / / /_/ / / /_/ / /_/ / / / / / / / __/ / / (__ ) / /_/ / / / // /_/ / / |
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* /_/ /_/\__,_/_/\__/_/\__,_/_/_/ /_/ /_/\___/_/ /_/____/_/\____/_/ /_(_)__,_/_/ |
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* |
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* Array Sanitization Library |
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* Copyright (c) Multidimension.al (http://multidimension.al) |
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* Github : https://github.com/multidimension-al/array-sanitization |
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* |
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* Licensed under The MIT License |
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* For full copyright and license information, please see the LICENSE file |
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* Redistributions of files must retain the above copyright notice. |
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* |
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* @copyright Copyright © 2017-2019 Multidimension.al (http://multidimension.al) |
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* @link https://github.com/multidimension-al/array-sanitization Github |
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* @license http://www.opensource.org/licenses/mit-license.php MIT License |
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*/ |
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namespace Multidimensional\ArraySanitization; |
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class Sanitization |
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{ |
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/** |
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* @param array $array |
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* @param array $rules |
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* @return array |
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*/ |
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public static function sanitize($array, $rules) |
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{ |
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$newArray = []; |
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if (is_array($array)) { |
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foreach ($array as $key => $value) { |
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if (is_array($value) && isset($rules[$key]['type']) && strtolower($rules[$key]['type']) == 'array' && isset($rules[$key]['fields'])) { |
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$newArray[$key] = self::sanitize($value, $rules[$key]['fields']); |
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} elseif (in_array($key, array_keys($rules))) { |
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$newArray[$key] = self::sanitizeField($value, $rules[$key]); |
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} |
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} |
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} |
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return $newArray; |
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} |
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/** |
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* @param string $value |
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* @param array $rules |
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* @return string $value |
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* @internal param string $key |
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*/ |
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public static function sanitizeField($value, $rules) |
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{ |
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if (is_array($value) && isset($rules['type']) && strtolower($rules['type']) == 'group' && isset($rules['fields'])) { |
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foreach ($value as $k => $v) { |
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if (is_array($v) && !isset($rules['fields'][$k])) { |
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$value[$k] = self::sanitize($v, $rules['fields']); |
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} elseif (isset($rules['fields'][$k])) { |
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$value[$k] = self::sanitizeField($v, $rules['fields'][$k]); |
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} |
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} |
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} else { |
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if (isset($rules['pattern'])) { |
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if (strtoupper($rules['pattern']) == 'ISO 8601' || strtoupper($rules['pattern']) == 'ISO8601') { |
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$value = self::sanitizeISO8601($value); |
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} else if (strtoupper($rules['pattern']) == 'URL') { |
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$value = self::sanitizeURL($value); |
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} else if (strtoupper($rules['pattern']) == 'EMAIL') { |
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$value = self::sanitizeEmail($value); |
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} else if (strtoupper($rules['pattern']) == 'IP') { |
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$value = self::sanitizeIP($value); |
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} else if (strtoupper($rules['pattern']) == 'MAC') { |
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$value = self::sanitizeMAC($value); |
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} else { |
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$value = self::sanitizePattern($value, $rules['pattern']); |
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} |
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} |
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if (isset($rules['values'])) { |
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$value = self::sanitizeValues($value, $rules['values']); |
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} |
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if (isset($rules['type'])) { |
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if ($rules['type'] == 'integer') { |
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$value = self::sanitizeInteger($value); |
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} elseif ($rules['type'] == 'string') { |
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$value = self::sanitizeString($value); |
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} elseif ($rules['type'] == 'decimal') { |
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$value = self::sanitizeDecimal($value); |
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} elseif ($rules['type'] == 'boolean') { |
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$value = self::sanitizeBoolean($value); |
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} |
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} |
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} |
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return $value; |
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} |
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/** |
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* @param string $value |
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* @return string |
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*/ |
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protected static function sanitizeISO8601($value) |
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{ |
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$pattern = '(?:[1-9]\d{3}-(?:(?:0[1-9]|1[0-2])-(?:0[1-9]|1\d|2[0-8])|(?:0[13-9]|1[0-2])-(?:29|30)|(?:0[13578]|1[02])-31)|(?:[1-9]\d(?:0[48]|[2468][048]|[13579][26])|(?:[2468][048]|[13579][26])00)-02-29)T(?:[01]\d|2[0-3]):[0-5]\d:[0-5]\d(?:Z|[+-][01]\d:[0-5]\d)'; |
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$value = trim($value); |
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if (preg_match('/^' . $pattern . '$/', $value) |
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|| preg_match('/^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}[+-]\d{2}:\d{2}$/', $value) |
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|| preg_match('/^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}Z$/', $value) |
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) { |
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return $value; |
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} |
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return preg_replace('/[^0-9TZ\:\-\+]/', '', $value); |
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} |
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/** |
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* @param string $value |
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* @param string $pattern |
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* @return string |
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*/ |
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protected static function sanitizePattern($value, $pattern) |
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{ |
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if (preg_match('/^' . $pattern . '$/', $value)) { |
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return $value; |
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} |
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return preg_replace('/[^' . $pattern . ']/', '', $value); |
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} |
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/** |
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* @param string $value |
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* @param array|string $array |
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* @return string |
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*/ |
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protected static function sanitizeValues($value, $array) |
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{ |
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if (is_array($array)) { |
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foreach ($array as $key) { |
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if (strcasecmp($value, $key) === 0) { |
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return $key; |
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} |
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} |
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} elseif (strcasecmp($value, $array) === 0) { |
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return $array; |
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} |
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return $value; |
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} |
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/** |
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* @param string|int $value |
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* @return int |
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*/ |
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protected static function sanitizeInteger($value) |
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{ |
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return (int)filter_var(intval($value), FILTER_SANITIZE_NUMBER_INT); |
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} |
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/** |
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* @param string $value |
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* @return string |
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*/ |
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protected static function sanitizeString($value) |
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{ |
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return (string)filter_var(strval($value), FILTER_SANITIZE_STRING); |
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} |
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/** |
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* @param string|float $value |
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* @return float |
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*/ |
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protected static function sanitizeDecimal($value) |
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{ |
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return (float)filter_var(floatval($value), FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION); |
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} |
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/** |
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* @param string|bool $value |
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* @return true|false|null |
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*/ |
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protected static function sanitizeBoolean($value) |
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{ |
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return filter_var($value, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE); |
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} |
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/** |
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* @param string $value |
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* @return string |
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*/ |
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protected static function sanitizeURL($value) |
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{ |
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return (string)filter_var(strval($value), FILTER_SANITIZE_URL); |
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} |
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/** |
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* @param string $value |
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* @return string |
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*/ |
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protected static function sanitizeEmail($value) |
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{ |
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return (string)filter_var(strval($value), FILTER_SANITIZE_EMAIL); |
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} |
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/** |
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* @param string $value |
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* @return string |
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*/ |
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protected static function sanitizeMAC($value) |
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{ |
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if(filter_var($value, FILTER_VALIDATE_MAC)) { |
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return (string)$value; |
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} |
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return (string)preg_replace('/[\x00-\x2C\x3B-\x40\x47-\x60\x67-\xFF]/', '', $value); |
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} |
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/** |
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* @param string $value |
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* @return string |
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*/ |
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protected static function sanitizeIP($value) |
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{ |
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if(filter_var($value, FILTER_VALIDATE_IP)) { |
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return (string)$value; |
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} |
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return (string)preg_replace('/[\x00-\x2D\x2F\x3B-\x40\x47-\x60\x67-\xFF]/', '', $value); |
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} |
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} |
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multidimension-al /
array-sanitization
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