| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Honeybadger; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use Throwable; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use ReflectionClass; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use ReflectionException; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | class BacktraceFactory | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |      * @var \Throwable | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |     protected $exception; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |      * @param   \Throwable  $exception | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     public function __construct(Throwable $exception) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |         $this->exception = $exception; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     public function trace() : array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |         $backtrace = $this->offsetForThrownException( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |             $this->exception->getTrace() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |         return $this->formatBacktrace($backtrace); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |     public function previous() : array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |         return $this->formatPrevious($this->exception); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |      * @param  \Throwable  $e | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |      * @param  array  $previousCauses | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |     private function formatPrevious(Throwable $e, array $previousCauses = []) : array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |         if ($e = $e->getPrevious()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |             $previousCauses[] = [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |                 'class' => get_class($e), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |                 'message' => $e->getMessage(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |                 'backtrace' => (new self($e))->trace(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |             ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |             return $this->formatPrevious($e, $previousCauses); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |         return $previousCauses; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      * @param  array  $backtrace | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |     private function offsetForThrownException(array $backtrace) : array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |         $backtrace[0] = array_merge($backtrace[0] ?? [], [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |             'line' => $this->exception->getLine(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |             'file' => $this->exception->getFile(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |         ]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |         return $backtrace; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |      * @param  array  $backtrace | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |      * @return array | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 81 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 82 |  |  |     private function formatBacktrace(array $backtrace) : array | 
            
                                                                        
                            
            
                                    
            
            
                | 83 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 84 |  |  |         return array_map(function ($frame) { | 
            
                                                                        
                            
            
                                    
            
            
                | 85 |  |  |             if (! array_key_exists('file', $frame)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 86 |  |  |                 $context = $this->contextWithoutFile($frame); | 
            
                                                                        
                            
            
                                    
            
            
                | 87 |  |  |             } else { | 
            
                                                                        
                            
            
                                    
            
            
                | 88 |  |  |                 $context = $this->contextWithFile($frame); | 
            
                                                                        
                            
            
                                    
            
            
                | 89 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 90 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 91 |  |  |             return array_merge($context, [ | 
            
                                                                        
                            
            
                                    
            
            
                | 92 |  |  |                 'method' => $frame['function'] ?? null, | 
            
                                                                        
                            
            
                                    
            
            
                | 93 |  |  |                 'args' => $this->parseArgs($frame['args']), | 
            
                                                                        
                            
            
                                    
            
            
                | 94 |  |  |             ]); | 
            
                                                                        
                            
            
                                    
            
            
                | 95 |  |  |         }, $backtrace); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |      * Parse method arguments and make any transformations. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |      * @param array $args | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |     private function parseArgs(array $args) : array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |         return array_map(function ($arg) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |             if (is_object($arg)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |                 return get_class($arg); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |             return $arg; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |         }, $args); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |      * @param  array  $frame | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |     private function contextWithoutFile(array $frame) : array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         if (! empty($frame['class'])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |             $filename = sprintf('%s%s%s', $frame['class'], $frame['type'], $frame['function']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |             try { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |                 $reflect = new ReflectionClass($frame['class']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |                 $filename = $reflect->getFileName(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |             } catch (ReflectionException $e) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |                 // Forget it if we run into errors, it's not worth it. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |         } elseif (! empty($frame['function'])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |             $filename = sprintf('%s(anonymous)', $frame['function']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |             $filename = sprintf('(anonymous)'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |         if (empty($filename)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |             $filename = '[Anonymous function]'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |         return [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |             'source' => null, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |             'file' => $filename, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |             'number' => '0', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |         ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |      * @param  array  $frame | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |     private function contextWithFile(array $frame) : array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |         return [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |             'source' => (new FileSource($frame['file'], $frame['line']))->getSource(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |             'file' => $frame['file'], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |             'number' => (string) $frame['line'], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |         ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 159 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 160 |  |  |  |