| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * @author    Flipbox Factory | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * @copyright Copyright (c) 2017, Flipbox Digital | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * @link      https://github.com/flipbox/transform/releases/latest | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * @license   https://github.com/flipbox/transform/blob/master/LICENSE | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | namespace Flipbox\Transform\Helpers; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | use Closure; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | use Flipbox\Transform\Transformers\TransformerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * @author Flipbox Factory <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  * @since 3.0.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | class TransformerHelper | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |      * @param $transformer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 | 6 |  |     public static function isClosure($transformer): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 | 6 |  |         return is_object($transformer) && $transformer instanceof Closure; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |      * @param $transformer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 | 6 |  |     public static function isInvokable($transformer): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 | 6 |  |         return is_object($transformer) && | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 | 6 |  |             is_callable($transformer) && | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 | 6 |  |             !$transformer instanceof Closure; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |      * @param $transformer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 | 6 |  |     public static function isCallableArray($transformer): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 | 6 |  |         return is_array($transformer) && is_callable($transformer); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |      * @param $transformer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      * @deprecated Use TransformerHelper::isTransformable() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     public static function isTransformer($transformer): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |         return static::isClosure($transformer) || static::isInvokable($transformer); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |      * @param $transformer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 | 3 |  |     public static function isTransformable($transformer): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |         return | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 | 3 |  |             static::isClosure($transformer) || | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 | 3 |  |             static::isInvokable($transformer) || | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 | 3 |  |             static::isCallableArray($transformer); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |      * @param $transformer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 | 6 |  |     public static function isTransformerClass($transformer): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 | 6 |  |         return is_string($transformer) && | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 | 6 |  |             class_exists($transformer) && | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |             ( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 | 6 |  |                 method_exists($transformer, '__invoke') || | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 | 6 |  |                 is_callable([$transformer, '__invoke']) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |      * @param $transformer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |      * @return null|callable | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 | 3 |  |     public static function resolve($transformer) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 | 3 |  |         if (is_callable($transformer)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 | 3 |  |             return $transformer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 | 3 |  |         if (static::isTransformerClass($transformer)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 | 3 |  |             return new $transformer(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 | 3 |  |         return null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |      * @param TransformerInterface $transformer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |      * @param string $key | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |     public static function inInclude(TransformerInterface $transformer, string $key): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |         return self::findInArray($transformer->getIncludes(), $key) !== null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |      * @param array $includes | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |      * @return array | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 117 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 118 |  |  |     public static function normalizeIncludes(array $includes): array | 
            
                                                                        
                            
            
                                    
            
            
                | 119 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 120 |  |  |         foreach ($includes as $k => $v) { | 
            
                                                                        
                            
            
                                    
            
            
                | 121 |  |  |             if (is_string($v) && ($pos = strrpos($v, '.')) !== false) { | 
            
                                                                        
                            
            
                                    
            
            
                | 122 |  |  |                 $v = [substr($v, 0, $pos) => [substr($v, $pos + 1)]]; | 
            
                                                                        
                            
            
                                    
            
            
                | 123 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 124 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 125 |  |  |             // normalize sub-includes | 
            
                                                                        
                            
            
                                    
            
            
                | 126 |  |  |             $v = is_array($v) ? static::normalizeIncludes($v) : $v; | 
            
                                                                        
                            
            
                                    
            
            
                | 127 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 128 |  |  |             if (is_numeric($k)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 129 |  |  |                 unset($includes[$k]); | 
            
                                                                        
                            
            
                                    
            
            
                | 130 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 131 |  |  |                 if (is_array($v)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 132 |  |  |                     $k = key($v); | 
            
                                                                        
                            
            
                                    
            
            
                | 133 |  |  |                     $v = reset($v); | 
            
                                                                        
                            
            
                                    
            
            
                | 134 |  |  |                 } else { | 
            
                                                                        
                            
            
                                    
            
            
                | 135 |  |  |                     $k = $v; | 
            
                                                                        
                            
            
                                    
            
            
                | 136 |  |  |                 } | 
            
                                                                        
                            
            
                                    
            
            
                | 137 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 138 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 139 |  |  |             $includes[$k] = $v; | 
            
                                                                        
                            
            
                                    
            
            
                | 140 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 141 |  |  |             if (($pos = strrpos($k, '.')) !== false) { | 
            
                                                                        
                            
            
                                    
            
            
                | 142 |  |  |                 $includes[substr($k, 0, $pos)] = [substr($k, $pos + 1) => $includes[$k]]; | 
            
                                                                        
                            
            
                                    
            
            
                | 143 |  |  |                 unset($includes[$k]); | 
            
                                                                        
                            
            
                                    
            
            
                | 144 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 145 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 146 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 147 |  |  |         return $includes; | 
            
                                                                        
                            
            
                                    
            
            
                | 148 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |      * Retrieves the value of an array element or object property with the given key or property name. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |      * @param $array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |      * @param $key | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |      * @param null $default | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |      * @return mixed|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |     private static function findInArray(array $array, string $key, $default = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |         if (($pos = strrpos($key, '.')) !== false) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |             $array = self::findInArray($array, substr($key, 0, $pos), $default); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |             $key = substr($key, $pos + 1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |         return is_array($array) && array_key_exists($key, $array) ? $array[$key] : $default; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 167 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 168 |  |  |  |