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<?php |
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/** |
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* Useful functions |
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* |
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* @file Helper.php |
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* |
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* PHP version 8.0+ |
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* |
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* @author Alexander Yancharuk <alex at itvault dot info> |
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* @copyright © 2012-2021 Alexander Yancharuk |
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* @date Сбт Апр 21 20:59:37 2012 |
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* @license The BSD 3-Clause License |
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* <https://tldrlegal.com/license/bsd-3-clause-license-(revised)> |
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*/ |
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namespace Veles; |
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/** |
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* Useful functions |
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* |
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* @author Alexander Yancharuk <alex at itvault dot info> |
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*/ |
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class Helper |
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{ |
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/** |
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* Generate random symbol sequence given length |
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* |
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* By default setting is for Blowfish salt generate |
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* |
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* @param int $length String length |
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* @param string $letters Group of symbols |
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* |
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* @return string |
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*/ |
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public static function genStr( |
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$length = 22, |
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$letters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789./' |
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) { |
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return substr(str_shuffle(str_repeat($letters, 5)), 0, $length); |
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} |
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/** |
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* Email check |
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* |
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* @param string $email |
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* @return bool |
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*/ |
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public static function validateEmail($email) |
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{ |
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return (bool) preg_match( |
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'/^(?:[a-zA-Z0-9]|_|\-|\.)+@(?:(?:[a-z0-9_]|\-)+\.)+[a-z]{2,6}$/', |
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$email |
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); |
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} |
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/** |
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* Check email-domain |
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* |
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* @param string $email |
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* @return bool |
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*/ |
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public static function checkEmailDomain($email) |
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{ |
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list(, $domain) = explode('@', $email); |
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return checkdnsrr($domain, 'MX') || checkdnsrr($domain, 'A'); |
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} |
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/** |
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* Translate cyrillic into translit by GOST 7.79-2000 standard |
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* |
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* @param string $string |
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* @return string |
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*/ |
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public static function translit($string) |
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{ |
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$symbols = [ |
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'А'=>'A','Б'=>'B','В'=>'V','Г'=>'G', |
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'Д'=>'D','Е'=>'E','Ё'=>'YO','Ж'=>'ZH','З'=>'Z','И'=>'I', |
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'Й'=>'J','К'=>'K','Л'=>'L','М'=>'M','Н'=>'N', |
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'О'=>'O','П'=>'P','Р'=>'R','С'=>'S','Т'=>'T', |
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'У'=>'U','Ф'=>'F','Х'=>'H','Ц'=>'CZ','Ч'=>'CH', |
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'Ш'=>'SH','Щ'=>'SHH','Ъ'=>'','Ы'=>'Y','Ь'=>'', |
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'Э'=>'E','Ю'=>'YU','Я'=>'YA','а'=>'a','б'=>'b', |
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'в'=>'v','г'=>'g','д'=>'d','е'=>'e','ё'=>'yo','ж'=>'zh', |
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'з'=>'z','и'=>'i','й'=>'j','к'=>'k','л'=>'l', |
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'м'=>'m','н'=>'n','о'=>'o','п'=>'p','р'=>'r', |
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'с'=>'s','т'=>'t','у'=>'u','ф'=>'f','х'=>'h', |
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'ц'=>'ts','ч'=>'ch','ш'=>'sh','щ'=>'shh','ъ'=>'', |
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'ы'=>'y','ь'=>'','э'=>'e','ю'=>'yu','я'=>'ya', |
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' '=>'-','"'=>'','.'=>'',','=>'','!'=>'','?'=>'', |
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'('=>'',')'=>'','#'=>'','@'=>'','*'=>'','&'=>'', |
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'['=>'',']'=>'',':'=>'',';'=>'','<'=>'','>'=>'', |
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'+'=>'' |
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]; |
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return strtr(mb_strtolower($string, 'UTF-8'), $symbols); |
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} |
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/** |
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* Method for alias generation |
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* |
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* @param string $url URL для алиаса |
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* |
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* @return string |
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*/ |
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public static function makeAlias($url) |
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{ |
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$alias = htmlspecialchars_decode($url); |
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$alias = preg_replace('/[^a-z^а-яё^\d^ ^-]/iu', '', $alias); |
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$alias = Helper::translit($alias); |
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$alias = preg_replace('/\-+/', '-', $alias); |
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return $alias; |
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} |
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} |
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nafigator /
Veles
