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Completed
Pull Request — master (#563)
by Jérémiah
21:06 queued 14:50
created

FieldResolver::guessObjectMethod()   A

↳ Parent: FieldResolver

Complexity

Conditions 2
Paths 2

Size

Total Lines 7
Code Lines 3

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 4
CRAP Score 2

Importance

Changes 0
Metric Value
eloc 3
dl 0
loc 7
ccs 4
cts 4
cp 1
rs 10
c 0
b 0
f 0
cc 2
nc 2
nop 3
crap 2
1 
<?php
2 

            


            
                                                                                                            
                            
            
                                    
            
            

                
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declare(strict_types=1);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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namespace Overblog\GraphQLBundle\Resolver;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use GraphQL\Type\Definition\ResolveInfo;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class FieldResolver

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    public function __invoke($parentValue, $args, $context, ResolveInfo $info)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $fieldName = $info->fieldName;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $value = self::valueFromObjectOrArray($parentValue, $fieldName);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return $value instanceof \Closure ? $value($parentValue, $args, $context, $info) : $value;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    public static function valueFromObjectOrArray($objectOrArray, $fieldName)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $value = null;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        if (\is_array($objectOrArray) && isset($objectOrArray[$fieldName])) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            $value = $objectOrArray[$fieldName];

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        } elseif (\is_object($objectOrArray)) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            if (null !== $getter = self::guessObjectMethod($objectOrArray, $fieldName, 'get')) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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                $value = $objectOrArray->$getter();

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            } elseif (isset($objectOrArray->$fieldName)) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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                $value = $objectOrArray->$fieldName;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return $value;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    private static function guessObjectMethod($object, string $fieldName, string $prefix): ?string

            


            
                                                                        
                            
            
                                    
            
            

                
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    {

            


            
                                                                        
                            
            
                                    
            
            

                
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        if (\is_callable([$object, $method = $prefix.\str_replace(' ', '', \ucwords(\str_replace('_', ' ', $fieldName)))])) {

            


            
                                                                        
                            
            
                                    
            
            

                
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            return $method;

            


            
                                                                        
                            
            
                                    
            
            

                
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        }

            


            
                                                                        
                            
            
                                    
            
            

                
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        return null;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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