| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | declare(strict_types=1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | namespace Yiisoft\Json; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use DateTimeInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | use JsonException; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | use JsonSerializable; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | use SimpleXMLElement; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | use stdClass; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | use Traversable; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | use function get_object_vars; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | use function json_decode; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | use function json_encode; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | use function is_array; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | use function is_object; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | use function iterator_to_array; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  * Json is a helper class providing JSON data encoding and decoding. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  * It enhances the PHP built-in functions `json_encode()` and `json_decode()` | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  * by throwing exceptions when decoding fails. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | final class Json | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |      * Encodes the given value into a JSON string. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |      * Note that data encoded as JSON must be UTF-8 encoded according to the JSON specification. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |      * You must ensure strings passed to this method have proper encoding before passing them. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |      * @param mixed $value The data to be encoded. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      * @param int $options The encoding options. For more details please refer to | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      * {@see http://www.php.net/manual/en/function.json-encode.php}. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * Default is `JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE | JSON_THROW_ON_ERROR`. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * @param int $depth The maximum depth. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      * @psalm-param int<1, 2147483647> $depth | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |      * @throws JsonException if there is any encoding error. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |      * @return string The encoding result. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 | 25 |  |     public static function encode( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         $value, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |         int $options = JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE | JSON_THROW_ON_ERROR, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |         int $depth = 512 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     ): string { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 | 25 |  |         if (is_array($value)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 | 5 |  |             $value = self::processArray($value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 | 21 |  |         } elseif (is_object($value)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |             /** @psalm-var mixed $value */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 | 17 |  |             $value = self::processObject($value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 | 25 |  |         return json_encode($value, JSON_THROW_ON_ERROR | $options, $depth); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |      * Encodes the given value into a JSON string HTML-escaping entities so it is safe to be embedded in HTML code. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |      * Note that data encoded as JSON must be UTF-8 encoded according to the JSON specification. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      * You must ensure strings passed to this method have proper encoding before passing them. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |      * @param mixed $value The data to be encoded. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |      * @throws JsonException If there is any encoding error. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |      * @return string The encoding result. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 | 6 |  |     public static function htmlEncode($value): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 | 6 |  |         return self::encode( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 | 6 |  |             $value, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 | 6 |  |             JSON_UNESCAPED_UNICODE | JSON_HEX_QUOT | JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_APOS | JSON_THROW_ON_ERROR | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 | 6 |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |      * Decodes the given JSON string into a PHP data structure. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |      * @param string $json The JSON string to be decoded. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |      * @param bool $asArray Whether to return objects in terms of associative arrays. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |      * @param int $depth The recursion depth. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |      * @param int $options The decode options. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |      * @psalm-param int<1, 2147483647> $depth | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |      * @throws JsonException If there is any decoding error. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |      * @return mixed The PHP data. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 | 6 |  |     public static function decode( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |         string $json, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |         bool $asArray = true, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |         int $depth = 512, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |         int $options = JSON_THROW_ON_ERROR | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |     ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 | 6 |  |         if ($json === '') { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 | 1 |  |             return null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 | 5 |  |         return json_decode($json, $asArray, $depth, JSON_THROW_ON_ERROR | $options); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |      * Pre-processes the array before sending it to `json_encode()`. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |      * @param array $data The array to be processed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |      * @return array The processed array. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 | 15 |  |     private static function processArray(array $data): array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |         /** @psalm-var mixed $value */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 | 15 |  |         foreach ($data as $key => $value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 | 10 |  |             if (is_array($value)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 | 2 |  |                 $data[$key] = self::processArray($value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 | 10 |  |             } elseif (is_object($value)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |                 /** @psalm-var mixed */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 | 2 |  |                 $data[$key] = self::processObject($value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 | 15 |  |         return $data; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |      * Pre-processes the object before sending it to `json_encode()`. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |      * @param object $data The object to be processed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |      * @return mixed The processed data. | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 135 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 136 | 18 |  |     private static function processObject(object $data) | 
            
                                                                        
                            
            
                                    
            
            
                | 137 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 138 | 18 |  |         if ($data instanceof JsonSerializable) { | 
            
                                                                        
                            
            
                                    
            
            
                | 139 |  |  |             /** @psalm-var mixed $data */ | 
            
                                                                        
                            
            
                                    
            
            
                | 140 | 6 |  |             $data = $data->jsonSerialize(); | 
            
                                                                        
                            
            
                                    
            
            
                | 141 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 142 | 6 |  |             if (is_array($data)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 143 | 4 |  |                 return self::processArray($data); | 
            
                                                                        
                            
            
                                    
            
            
                | 144 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 145 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 146 | 2 |  |             if (is_object($data)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 147 | 1 |  |                 return self::processObject($data); | 
            
                                                                        
                            
            
                                    
            
            
                | 148 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 149 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 150 | 1 |  |             return $data; | 
            
                                                                        
                            
            
                                    
            
            
                | 151 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 152 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 153 | 14 |  |         if ($data instanceof DateTimeInterface) { | 
            
                                                                        
                            
            
                                    
            
            
                | 154 | 2 |  |             return $data; | 
            
                                                                        
                            
            
                                    
            
            
                | 155 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 156 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 157 | 12 |  |         if ($data instanceof SimpleXMLElement) { | 
            
                                                                        
                            
            
                                    
            
            
                | 158 | 4 |  |             return (array)$data ?: new stdClass(); | 
            
                                                                        
                            
            
                                    
            
            
                | 159 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 160 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 161 | 8 |  |         if ($data instanceof Traversable) { | 
            
                                                                        
                            
            
                                    
            
            
                | 162 | 1 |  |             return self::processArray(iterator_to_array($data)) ?: new stdClass(); | 
            
                                                                        
                            
            
                                    
            
            
                | 163 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 164 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 165 | 7 |  |         return self::processArray(get_object_vars($data)) ?: new stdClass(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 167 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 168 |  |  |  |