yii 2 helpers

PHP:

1. <?php
2.  
3. /*
4. * To change this license header, choose License Headers in Project Properties.
5. * To change this template file, choose Tools | Templates
6. * and open the template in the editor.
7. */
8.  
9. namespace app\helper;
10.  
11. /**
12. * Description of UtilsHelper
13. *
14. * @author admin1
15. */
16. class UtilsHelper {
17.  
18.   public static function randomString($length = 12){
19.         $characters       = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
20.         $charactersLength = strlen($characters);
21.         $randomString     = '';
22.         for ($i = 0; $i < $length; $i++) {
23.             $randomString .= $characters[rand(0, $charactersLength - 1)];
24.         }
25.         return $randomString;
26.     }
27. }

PHP:

1. <?php
2.  
3. /*
4. * To change this license header, choose License Headers in Project Properties.
5. * To change this template file, choose Tools | Templates
6. * and open the template in the editor.
7. */
8.  
9. namespace app\helper;
10.  
11. /**
12. * Description of URLHelper
13. *
14. * @author admin1
15. */
16. class URLHelper {
17.    
18.     public  static function translit($url){
19.         $translit = [
20.             'А' => 'a', 'Б' => 'b', 'В' => 'v', 'Г' => 'g', 'Д' => 'd', 'Е' => 'e','Ё' => 'yo', 'Ж' => 'zh',
21.             'З' => 'z','И' => 'i', 'Й' => 'i', 'К' => 'k', 'Л' => 'l', 'М' => 'm', 'Н' => 'n', 'О' => 'o',
22.             'П' => 'p', 'Р' => 'r','С' => 's', 'Т' => 't', 'У' => 'u', 'Ф' => 'f', 'Х' => 'h', 'Ц' => 'c',
23.             'Ч' => 'ch', 'Ш' => 'sh', 'Щ' => 'shh','Ъ' => '', 'Ы' => 'y', 'Ь' => '', 'Э' => 'e', 'Ю' => 'yu',
24.             'Я' => 'ya', 'а' => 'a', 'б' => 'b', 'в' => 'v', 'г' => 'g', 'д' => 'd', 'е' => 'e', 'ё' => 'yo',
25.             'ж' => 'zh', 'з' => 'z','и' => 'i', 'й' => 'i', 'к' => 'k', 'л' => 'l', 'м' => 'm', 'н' => 'n',
26.             'о' => 'o', 'п' => 'p', 'р' => 'r', 'с' => 's', 'т' => 't', 'у' => 'u', 'ф' => 'f', 'х' => 'h',
27.             'ц' => 'c', 'ч' => 'ch', 'ш' => 'sh', 'щ' => 'shh','ъ' => '', 'ы' => 'y', 'ь' => '', 'э' => 'e',
28.             'ю' => 'yu', 'я' => 'ya', ' ' => '-', '!' => '', '?' => '', '('=> '', ')' => '', '#' => '', ',' => '',
29.             '№' => '',' - '=>'-','/'=>'-', '  '=>'-', 'A' => 'a', 'B' => 'b', 'C' => 'c', 'D' => 'd',
30.             'E' => 'e', 'F' => 'f', 'G' => 'g', 'H' => 'h', 'I' => 'i', 'J' => 'j', 'K' => 'k', 'L' => 'l',
31.             'M' => 'm', 'N' => 'n', 'O' => 'o', 'P' => 'p', 'Q' => 'q', 'R' => 'r', 'S' => 's',
32.             'T' => 't', 'U' => 'u', 'V' => 'v', 'W' => 'w', 'X' => 'x', 'Y' => 'y', 'Z' => 'z'
33.         ];
34.         $url = strtr($url, $translit);
35.         return $url;
36.     }
37.    
38. }

PHP:

1. <?php
2. namespace app\helper;
3.  
4. /*
5. * To change this license header, choose License Headers in Project Properties.
6. * To change this template file, choose Tools | Templates
7. * and open the template in the editor.
8. */
9.  
10. /**
11. * Description of DBHelper
12. *
13. * @author admin1
14. */
15. class DBHelper {
16.    
17.     public static function mysql_escape($inp) {
18.         if(is_array($inp))
19.             return array_map(__METHOD__, $inp);
20.  
21.         if(!empty($inp) && is_string($inp)) {
22.             return str_replace(array('\\', "\0", "\n", "\r", "'", '"', "\x1a"), array('\\\\', '\\0', '\\n', '\\r', "\\'", '\\"', '\\Z'), $inp);
23.         }
24.  
25.         return $inp;
26.     }
27. }