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Pull Request — master (#4)
by Morten Poul
03:14
created

WebhookValidator::validate()   A

↳ Parent: WebhookValidator

Complexity

Conditions 1
Paths 1

Size

Total Lines 10
Code Lines 5

Duplication

Lines 0
Ratio 0 %

Importance

Changes 2
Bugs 0 Features 0
Metric Value
cc 1
eloc 5
nc 1
nop 3
dl 0
loc 10
rs 10
c 2
b 0
f 0
1 
<?php
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namespace Signifly\Shopify\Webhooks;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Illuminate\Http\Request;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Signifly\Shopify\Exceptions\WebhookFailed;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Signifly\Shopify\Support\VerifiesWebhooks;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class WebhookValidator

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    use VerifiesWebhooks;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private SecretProvider $secretProvider;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    public function __construct(SecretProvider $secretProvider)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $this->secretProvider = $secretProvider;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    public function validate(string $signature, string $domain, string $data): void

            


            
                                                                        
                            
            
                                    
            
            

                
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    {

            


            
                                                                        
                            
            
                                    
            
            

                
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        // Validate webhook secret presence

            


            
                                                                        
                            
            
                                    
            
            

                
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        $secret = $this->secretProvider->getSecret($domain);

            


            
                                                                        
                            
            
                                    
            
            

                
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        throw_if(empty($secret), WebhookFailed::missingSigningSecret());

            


            
                                                                        
                            
            
                                    
            
            

                
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        // Validate webhook signature

            


            
                                                                        
                            
            
                                    
            
            

                
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        throw_unless(

            


            
                                                                        
                            
            
                                    
            
            

                
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            $this->isWebhookSignatureValid($signature, $data, $secret),

            


            
                                                                        
                            
            
                                    
            
            

                
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            WebhookFailed::invalidSignature($signature)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        );

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    public function validateFromRequest(Request $request): void

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        // Validate signature presence

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $signature = $request->shopifyHmacSignature();

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        throw_unless($signature, WebhookFailed::missingSignature());

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        // Validate topic presence

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        throw_unless($request->shopifyTopic(), WebhookFailed::missingTopic());

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $this->validate($signature, $request->shopifyShopDomain(), $request->getContent());

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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