本文整理汇总了PHP中Symfony\Component\Debug\Exception\FlattenException::getPrevious方法的典型用法代码示例。如果您正苦于以下问题：PHP FlattenException::getPrevious方法的具体用法？PHP FlattenException::getPrevious怎么用？PHP FlattenException::getPrevious使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Symfony\Component\Debug\Exception\FlattenException的用法示例。
在下文中一共展示了FlattenException::getPrevious方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: decodeException
/**
* This method is a temporary port of _drupal_decode_exception().
*
* @todo This should get refactored. FlattenException could use some
* improvement as well.
*
* @param \Symfony\Component\Debug\Exception\FlattenException $exception
* The flattened exception.
*
* @return array
* An array of string-substitution tokens for formatting a message about the
* exception.
*/
protected function decodeException(FlattenException $exception)
{
$message = $exception->getMessage();
$backtrace = $exception->getTrace();
// This value is missing from the stack for some reason in the
// FlattenException version of the backtrace.
$backtrace[0]['line'] = $exception->getLine();
// For database errors, we try to return the initial caller,
// skipping internal functions of the database layer.
if (strpos($exception->getClass(), 'DatabaseExceptionWrapper') !== FALSE) {
// A DatabaseExceptionWrapper exception is actually just a courier for
// the original PDOException. It's the stack trace from that exception
// that we care about.
$backtrace = $exception->getPrevious()->getTrace();
$backtrace[0]['line'] = $exception->getLine();
// The first element in the stack is the call, the second element gives us the caller.
// We skip calls that occurred in one of the classes of the database layer
// or in one of its global functions.
$db_functions = array('db_query', 'db_query_range');
while (!empty($backtrace[1]) && ($caller = $backtrace[1]) && (strpos($caller['namespace'], 'Drupal\\Core\\Database') !== FALSE || strpos($caller['class'], 'PDO') !== FALSE) || in_array($caller['function'], $db_functions)) {
// We remove that call.
array_shift($backtrace);
}
}
$caller = Error::getLastCaller($backtrace);
return array('%type' => $exception->getClass(), '!message' => String::checkPlain($message), '%function' => $caller['function'], '%file' => $caller['file'], '%line' => $caller['line'], 'severity_level' => WATCHDOG_ERROR);
}