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| 1 | <?php |
| 2 | |
| 3 | namespace App\Lib\Helpers; |
| 4 | |
| 5 | /** |
| 6 | * @codeCoverageIgnore |
| 7 | */ |
| 8 | class ExceptionsHelper |
| 9 | { |
| 10 | /** |
| 11 | * Handle sentry event. |
| 12 | * |
| 13 | * @param \Sentry\Event $event |
| 14 | * @return null|\Sentry\Event |
| 15 | */ |
| 16 | public static function sentryEventHandler(\Sentry\Event $event): ?\Sentry\Event |
| 17 | { |
| 18 | // Remove unwanted reports. |
| 19 | $event->setModules([]); |
| 20 | $event->setOsContext(null); |
| 21 | |
| 22 | /** @var \Sentry\ExceptionDataBag[] */ |
| 23 | $exceptionBag = []; |
| 24 | foreach ($event->getExceptions() as $exceptionDataBag) { |
| 25 | $exceptionBag[] = self::getAnonymizedSentryException($exceptionDataBag); |
| 26 | } |
| 27 | $event->setExceptions($exceptionBag); |
| 28 | return $event; |
| 29 | } |
| 30 | |
| 31 | /** |
| 32 | * Anonimize Sentry Exception bag. |
| 33 | * |
| 34 | * @param \Sentry\ExceptionDataBag $exceptionDataBag |
| 35 | * @return \Sentry\ExceptionDataBag |
| 36 | */ |
| 37 | private static function getAnonymizedSentryException( |
| 38 | \Sentry\ExceptionDataBag $exceptionDataBag |
| 39 | ): \Sentry\ExceptionDataBag { |
| 40 | $exceptionDataBag->setValue(self::getAnonymizedMessage($exceptionDataBag->getValue())); |
| 41 | if ($stackTrace = $exceptionDataBag->getStacktrace()) { |
| 42 | $exceptionDataBag->setStacktrace(self::getAnonymizedSentryStackTrace($stackTrace)); |
| 43 | } |
| 44 | return $exceptionDataBag; |
| 45 | } |
| 46 | |
| 47 | /** |
| 48 | * Anonymise sentry stacktrace. |
| 49 | * |
| 50 | * @param \Sentry\Stacktrace $stackTrace |
| 51 | * @return \Sentry\Stacktrace |
| 52 | */ |
| 53 | private static function getAnonymizedSentryStackTrace(\Sentry\Stacktrace $stackTrace): \Sentry\Stacktrace |
| 54 | { |
| 55 | /** @var \Sentry\Frame[] */ |
| 56 | $frames = \array_reverse($stackTrace->getFrames(), true); |
| 57 | $i = \count($frames) - 1; |
| 58 | // * Remove all but keep first (index.php). |
| 59 | while ($i-- > 0) { |
| 60 | $stackTrace->removeFrame(count($stackTrace->getFrames()) - 1); |
| 61 | } |
| 62 | foreach ($frames as $index => $frame) { |
| 63 | $frame->setPostContext([]); |
| 64 | $frame->setPreContext([]); |
| 65 | $frame->setContextLine(''); |
| 66 | $frame->setVars(self::getAnonymizedSentryParams($frame->getVars())); |
| 67 | $stackTrace->addFrame($frame); |
| 68 | if ($index === 0) { |
| 69 | $stackTrace->removeFrame(count($stackTrace->getFrames()) - 1); |
| 70 | } |
| 71 | } |
| 72 | return $stackTrace; |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * Get anonymized sentry params. |
| 77 | * |
| 78 | * @param mixed[] $params |
| 79 | * @return string[] |
| 80 | */ |
| 81 | private static function getAnonymizedSentryParams(array $params): array |
| 82 | { |
| 83 | foreach ($params as &$param) { |
| 84 | $type = \strtolower(\gettype($param)); |
| 85 | if (\is_string($param)) { |
| 86 | $type = \explode(' ', \trim(strtolower($param)))[0] ?? null; |
| 87 | } |
| 88 | switch (true) { |
| 89 | case $type === 'lambda': |
| 90 | case $type === 'object': |
| 91 | continue 2; |
| 92 | case $type === 'array' and \is_array($param): |
| 93 | $param = sprintf('Array(%d)', \count($param)); |
| 94 | continue 2; |
| 95 | default: |
| 96 | if (\is_numeric($param)) { |
| 97 | $param = \ucfirst($type); |
| 98 | continue 2; |
| 99 | } |
| 100 | if (\is_string($param)) { |
| 101 | $param = sprintf('String(%d)', \strlen($param)); |
| 102 | continue 2; |
| 103 | } |
| 104 | } //end switch |
| 105 | } //end foreach |
| 106 | return $params; |
| 107 | } |
| 108 | |
| 109 | /** |
| 110 | * Anonymize at least Sql queries. |
| 111 | * |
| 112 | * @param string $message |
| 113 | * @return string |
| 114 | */ |
| 115 | public static function getAnonymizedMessage(string $message): string |
| 116 | { |
| 117 | $message = \preg_replace('/^(.*)( \(SQL:.*\))$/', '$1', $message) ?? $message; |
| 118 | if ($sqlPos = \strpos($message, 'to use near')) { |
| 119 | $message = \mb_strcut($message, 0, $sqlPos); |
| 120 | } |
| 121 | return $message; |
| 122 | } |
| 123 | |
| 124 | /** |
| 125 | * Anonymize stack trace |
| 126 | * |
| 127 | * @param \Throwable $e |
| 128 | * @return string |
| 129 | */ |
| 130 | public static function getAnonymizedStackTrace(\Throwable $e): string |
| 131 | { |
| 132 | $projectPath = \realpath(\sprintf('%s/../', \app_path())); |
| 133 | $traceStack = $e->getTrace(); |
| 134 | $traceStr = ''; |
| 135 | $maxStackStage = 0; |
| 136 | foreach ($traceStack as $stackStage => $stack) { |
| 137 | $maxStackStage = $stackStage; |
| 138 | $traceStr .= \sprintf( |
| 139 | '#%s %s(%d): ', |
| 140 | $stackStage, |
| 141 | str_replace($projectPath, '', $stack['file'] ?? ''), |
| 142 | $stack['line'] ?? '' |
| 143 | ); |
| 144 | if (isset($stack['class'])) { |
| 145 | $traceStr .= "{$stack['class']}->{$stack['function']}("; |
| 146 | if (isset($stack['args'])) { |
| 147 | $traceStr .= self::handleArgs($stack); |
| 148 | } |
| 149 | $traceStr .= ")\n"; |
| 150 | } elseif (isset($stack['function'])) { |
| 151 | $traceStr .= "{$stack['function']}("; |
| 152 | if (isset($stack['args'])) { |
| 153 | $traceStr .= self::handleArgs($stack); |
| 154 | } |
| 155 | $traceStr .= ")\n"; |
| 156 | } |
| 157 | } //end foreach |
| 158 | $maxStackStage++; |
| 159 | $traceStr .= "#$maxStackStage {main}"; |
| 160 | return $traceStr; |
| 161 | } |
| 162 | |
| 163 | /** |
| 164 | * Handle Args. |
| 165 | * |
| 166 | * @param array $stack |
| 167 | * @return string |
| 168 | */ |
| 169 | public static function handleArgs(array $stack): string |
| 170 | { |
| 171 | $traceArgs = ''; |
| 172 | $argsCount = count($stack['args']); |
| 173 | for ($i = 0; $i < $argsCount; $i++) { |
| 174 | $type = \gettype($stack['args'][$i]); |
| 175 | switch ($type) { |
| 176 | case 'object': |
| 177 | $traceArgs .= sprintf('Object(%s)', \get_class($stack['args'][$i])); |
| 178 | break; |
| 179 | case 'array': |
| 180 | $traceArgs .= sprintf('Array(%d)', \count($stack['args'][$i])); |
| 181 | break; |
| 182 | case 'string': |
| 183 | $traceArgs .= sprintf('String(%d)', \strlen($stack['args'][$i])); |
| 184 | break; |
| 185 | default: |
| 186 | $traceArgs .= \gettype($stack['args'][$i]); |
| 187 | } |
| 188 | $traceArgs .= ($i !== ($argsCount - 1) ? ',' : ''); |
| 189 | } |
| 190 | return $traceArgs; |
| 191 | } |
| 192 | } |