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by Amin
03:09
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Helper::randomString()   A

↳ Parent: Helper

Complexity

Conditions 1
Paths 1

Size

Total Lines 4
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 2
dl 0
loc 4
rs 10
c 0
b 0
f 0
cc 1
nc 1
nop 1
1 
<?php
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/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * This file is part of the PHP-FFmpeg-video-streaming package.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * (c) Amin Yazdanpanah <[email protected]>

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * For the full copyright and license information, please view the LICENSE

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * file that was distributed with this source code.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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namespace Streaming;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Streaming\Exception\InvalidArgumentException;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class Helper

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    /**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * round a number to nearest even number

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @param float $number

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @return int

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    public static function roundToEven(float $number): int

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return (($number = intval($number)) % 2 == 0) ? $number : $number + 1;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    /**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @param int $length

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @return bool|string

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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     */

            


            
                                                                        
                            
            
                                    
            
            

                
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    public static function randomString($length = 10)

            


            
                                                                        
                            
            
                                    
            
            

                
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    {

            


            
                                                                        
                            
            
                                    
            
            

                
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        $chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';

            


            
                                                                        
                            
            
                                    
            
            

                
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        return substr(str_shuffle(str_repeat($chars, ceil($length / strlen($chars)))), 1, $length);

            


                            

                    
                        
                    
                    
                    
                    
                                                                                                    
                        

                            
                            
0 ignored issues

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ceil($length / strlen($chars)) of type double is incompatible with the type integer expected by parameter $multiplier of str_repeat().
                                                                                                                                                                                           (
                                     Ignorable by Annotation
                                )
                                

                                    
 If this is a false-positive, you can also ignore this issue in your code via the ignore-type   annotation

                                    

                                        

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        return substr(str_shuffle(str_repeat($chars, /** @scrutinizer ignore-type */ ceil($length / strlen($chars)))), 1, $length);

                                        

                                                                            

                                

                                                                                                                                                                                                                                                                                        

                    
                                                    

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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    /**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @param $word

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @return bool|string

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    public static function appendSlash(string $word)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        if ($word) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            return rtrim($word, '/') . '/';

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return $word;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    /**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @param $url

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @return bool

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    public static function isURL(string $url)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        if (!filter_var($url, FILTER_VALIDATE_URL)) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            throw new InvalidArgumentException("Your URL($url) is not valid! Your URL should start with (http://) or (https://).");

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return true;

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    }

            


            
                                                        
            
                                    
            
            

                
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}