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UuidGenerator::getRequestIdentifier()   A
last analyzed

↳ Parent: UuidGenerator

Complexity

Conditions 1
Paths 1

Size

Total Lines 10
Code Lines 5

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 0
CRAP Score 2

Importance

Changes 0
Metric Value
dl 0
loc 10
c 0
b 0
f 0
ccs 0
cts 5
cp 0
rs 9.4285
cc 1
eloc 5
nc 1
nop 1
crap 2
1 
<?php
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namespace ScayTrase\Api\IdGenerator;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use ScayTrase\Api\Rpc\RpcRequestInterface;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * Class UuidGenerator

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * @link http://stackoverflow.com/a/15875555/1361089

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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final class UuidGenerator implements IdGeneratorInterface

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    /**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @param RpcRequestInterface|null $request

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @return string

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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     */

            


            
                                                        
            
                                    
            
            

                
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    public function getRequestIdentifier(RpcRequestInterface $request = null)

            


            
                                                        
            
                                    
            
            

                
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    {

            


            
                                                        
            
                                    
            
            

                
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        /** @var string $data */

            


            
                                                        
            
                                    
            
            

                
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        $data = random_bytes(16);

            


            
                                                        
            
                                    
            
            

                
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        $data[6] = chr(ord($data[6]) & 0x0f | 0x40); // set version to 0100

            


            
                                                        
            
                                    
            
            

                
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        $data[8] = chr(ord($data[8]) & 0x3f | 0x80); // set bits 6-7 to 10

            


            
                                                        
            
                                    
            
            

                
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        return vsprintf('%s%s-%s-%s-%s-%s%s%s', str_split(bin2hex($data), 4));

            


            
                                                        
            
                                    
            
            

                
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    }

            


            
                                                        
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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