| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /* | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * This file is part of the Prophecy. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * (c) Konstantin Kudryashov <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  *     Marcello Duarte <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * For the full copyright and license information, please view the LICENSE | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * file that was distributed with this source code. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | namespace Prophecy\Doubler\Generator; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  * Class code creator. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * Generates PHP code for specific class node tree. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  * @author Konstantin Kudryashov <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | class ClassCodeGenerator | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |      * @var TypeHintReference | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     private $typeHintReference; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     public function __construct(TypeHintReference $typeHintReference = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |         $this->typeHintReference = $typeHintReference ?: new TypeHintReference(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      * Generates PHP code for class node. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      * @param string         $classname | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      * @param Node\ClassNode $class | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * @return string | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 39 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 40 |  |  |     public function generate($classname, Node\ClassNode $class) | 
            
                                                                        
                            
            
                                    
            
            
                | 41 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 42 |  |  |         $parts     = explode('\\', $classname); | 
            
                                                                        
                            
            
                                    
            
            
                | 43 |  |  |         $classname = array_pop($parts); | 
            
                                                                        
                            
            
                                    
            
            
                | 44 |  |  |         $namespace = implode('\\', $parts); | 
            
                                                                        
                            
            
                                    
            
            
                | 45 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 46 |  |  |         $code = sprintf("class %s extends \%s implements %s {\n", | 
            
                                                                        
                            
            
                                    
            
            
                | 47 |  |  |             $classname, $class->getParentClass(), implode(', ', | 
            
                                                                        
                            
            
                                    
            
            
                | 48 |  |  |                 array_map(function ($interface) {return '\\'.$interface;}, $class->getInterfaces()) | 
            
                                                                        
                            
            
                                    
            
            
                | 49 |  |  |             ) | 
            
                                                                        
                            
            
                                    
            
            
                | 50 |  |  |         ); | 
            
                                                                        
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 52 |  |  |         foreach ($class->getProperties() as $name => $visibility) { | 
            
                                                                        
                            
            
                                    
            
            
                | 53 |  |  |             $code .= sprintf("%s \$%s;\n", $visibility, $name); | 
            
                                                                        
                            
            
                                    
            
            
                | 54 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 55 |  |  |         $code .= "\n"; | 
            
                                                                        
                            
            
                                    
            
            
                | 56 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  |         foreach ($class->getMethods() as $method) { | 
            
                                                                        
                            
            
                                    
            
            
                | 58 |  |  |             $code .= $this->generateMethod($method)."\n"; | 
            
                                                                        
                            
            
                                    
            
            
                | 59 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 60 |  |  |         $code .= "\n}"; | 
            
                                                                        
                            
            
                                    
            
            
                | 61 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 62 |  |  |         return sprintf("namespace %s {\n%s\n}", $namespace, $code); | 
            
                                                                        
                            
            
                                    
            
            
                | 63 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |     private function generateMethod(Node\MethodNode $method) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |         $php = sprintf("%s %s function %s%s(%s)%s {\n", | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |             $method->getVisibility(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |             $method->isStatic() ? 'static' : '', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |             $method->returnsReference() ? '&':'', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |             $method->getName(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |             implode(', ', $this->generateArguments($method->getArguments())), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |             $this->getReturnType($method) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |         $php .= $method->getCode()."\n"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         return $php.'}'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |     private function getReturnType(Node\MethodNode $method) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |     { | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 85 |  | View Code Duplication |         if (version_compare(PHP_VERSION, '7.1', '>=')) { | 
                            
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                | 86 |  |  |             if ($method->hasReturnType()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |                 return $method->hasNullableReturnType() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |                     ? sprintf(': ?%s', $method->getReturnType()) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |                     : sprintf(': %s', $method->getReturnType()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |  | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 93 |  | View Code Duplication |         if (version_compare(PHP_VERSION, '7.0', '>=')) { | 
                            
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                | 94 |  |  |             return $method->hasReturnType() && $method->getReturnType() !== 'void' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |                 ? sprintf(': %s', $method->getReturnType()) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |                 : ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |         return ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |     private function generateArguments(array $arguments) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |         $typeHintReference = $this->typeHintReference; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |         return array_map(function (Node\ArgumentNode $argument) use ($typeHintReference) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |             $php = ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |             if (version_compare(PHP_VERSION, '7.1', '>=')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |                 $php .= $argument->isNullable() ? '?' : ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |             if ($hint = $argument->getTypeHint()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |                 $php .= $typeHintReference->isBuiltInParamTypeHint($hint) ? $hint : '\\'.$hint; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |             $php .= ' '.($argument->isPassedByReference() ? '&' : ''); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |             $php .= $argument->isVariadic() ? '...' : ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |             $php .= '$'.$argument->getName(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |             if ($argument->isOptional() && !$argument->isVariadic()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |                 $php .= ' = '.var_export($argument->getDefault(), true); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |             return $php; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |         }, $arguments); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 129 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 130 |  |  |  | 
            
                        
Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.
You can also find more detailed suggestions in the “Code” section of your repository.