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Pull Request — 1.x (#99)
by Akihito
10:41
created

CdnCacheControlHeaderSetter::__invoke()   A

↳ Parent: CdnCacheControlHeaderSetter

Complexity

Conditions 2
Paths 2

Size

Total Lines 5
Code Lines 3

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 2
eloc 3
c 1
b 0
f 0
nc 2
nop 2
dl 0
loc 5
rs 10
1 
<?php
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declare(strict_types=1);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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namespace BEAR\QueryRepository;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use BEAR\Resource\ResourceObject;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use function sprintf;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * @see https://www.ietf.org/archive/id/draft-cdn-control-header-01.html

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * @see https://blog.cloudflare.com/cdn-cache-control/

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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final class CdnCacheControlHeaderSetter implements CdnCacheControlHeaderSetterInterface

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private const CDN_CACHE_CONTROL_HEADER = Header::CDN_CACHE_CONTROL;

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    public function __invoke(ResourceObject $ro, ?int $sMaxAge): void

            


            
                                                                        
                            
            
                                    
            
            

                
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    {

            


            
                                                                        
                            
            
                                    
            
            

                
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        $sMaxAge = $sMaxAge ?? 10;

            


            
                                                                        
                            
            
                                    
            
            

                
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        if (! isset($ro->headers[self::CDN_CACHE_CONTROL_HEADER])) {

            


            
                                                                        
                            
            
                                    
            
            

                
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            $ro->headers[self::CDN_CACHE_CONTROL_HEADER] = sprintf('max-age=%s stale-while-revalidate=10', (string) $sMaxAge);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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