/**
* @param Exception exception details.
* @return array exception stack trace details.
*/
private function getExceptionStackTrace($exception)
{
$data['code'] = $exception->getCode() > 0 ? $exception->getCode() : 500;
$data['file'] = $exception->getFile();
$data['line'] = $exception->getLine();
$data['trace'] = $exception->getTrace();
if ($exception instanceof TPhpErrorException) {
// if PHP exception, we want to show the 2nd stack level context
// because the 1st stack level is of little use (it's in error handler)
if (isset($trace[0]) && isset($trace[0]['file']) && isset($trace[0]['line'])) {
$data['file'] = $trace[0]['file'];
$data['line'] = $trace[0]['line'];
}
}
$data['type'] = get_class($exception);
$data['message'] = $exception->getMessage();
$data['version'] = $_SERVER['SERVER_SOFTWARE'] . ' ' . Prado::getVersion();
$data['time'] = @strftime('%Y-%m-%d %H:%M', time());
return $data;
}
/**
* Generate a CRC32 hash for the directory path. Collisions are higher
* than MD5 but generates a much smaller hash string.
* @param string string to be hashed.
* @return string hashed string.
*/
protected function hash($dir)
{
return sprintf('%x', crc32($dir . Prado::getVersion()));
}
/**
* Displays exception information.
* Exceptions are displayed with rich context information, including
* the call stack and the context source code.
* This method is only invoked when application is in <b>Debug</b> mode.
* @param Exception exception instance
*/
protected function displayException($exception)
{
if (php_sapi_name() === 'cli') {
echo $exception->getMessage() . "\n";
echo $exception->getTraceAsString();
return;
}
if ($exception instanceof TTemplateException) {
$fileName = $exception->getTemplateFile();
$lines = empty($fileName) ? explode("\n", $exception->getTemplateSource()) : @file($fileName);
$source = $this->getSourceCode($lines, $exception->getLineNumber());
if ($fileName === '') {
$fileName = '---embedded template---';
}
$errorLine = $exception->getLineNumber();
} else {
if (($trace = $this->getExactTrace($exception)) !== null) {
$fileName = $trace['file'];
$errorLine = $trace['line'];
} else {
$fileName = $exception->getFile();
$errorLine = $exception->getLine();
}
$source = $this->getSourceCode(@file($fileName), $errorLine);
}
if ($this->getApplication()->getMode() === TApplicationMode::Debug) {
$version = $_SERVER['SERVER_SOFTWARE'] . ' <a href="https://github.com/pradosoft/prado4">PRADO</a>/' . Prado::getVersion();
} else {
$version = '';
}
$tokens = array('%%ErrorType%%' => get_class($exception), '%%ErrorMessage%%' => $this->addLink(htmlspecialchars($exception->getMessage())), '%%SourceFile%%' => htmlspecialchars($fileName) . ' (' . $errorLine . ')', '%%SourceCode%%' => $source, '%%StackTrace%%' => htmlspecialchars($exception->getTraceAsString()), '%%Version%%' => $version, '%%Time%%' => @strftime('%Y-%m-%d %H:%M', time()));
$content = $this->getExceptionTemplate($exception);
echo strtr($content, $tokens);
}
