/// <summary>
/// Clones this ExceptionLog object to a new ExceptionLog object
/// </summary>
/// <param name="source">The source.</param>
/// <param name="deepCopy">if set to <c>true</c> a deep copy is made. If false, only the basic entity properties are copied.</param>
/// <returns></returns>
public static ExceptionLog Clone(this ExceptionLog source, bool deepCopy)
{
if (deepCopy)
{
return(source.Clone() as ExceptionLog);
}
else
{
var target = new ExceptionLog();
target.CopyPropertiesFrom(source);
return(target);
}
}
/// <summary>
/// Recursively logs exception and any children.
/// </summary>
/// <param name="ex">The <see cref="System.Exception"/> to log.</param>
/// <param name="log">The parent <see cref="Rock.Model.ExceptionLog"/> of the exception being logged. This value is nullable.</param>
/// <param name="isParent">A <see cref="System.Boolean"/> flag indicating if this Exception is a parent exception. This value is
/// <c>true</c> if the exception that is being logged is a parent exception, otherwise <c>false</c>.
/// </param>
private static void LogExceptions(Exception ex, ExceptionLog log, bool isParent)
{
// First, attempt to log exception to the database.
try
{
ExceptionLog exceptionLog;
// If this is a recursive call and not the originating exception being logged,
// attempt to clone the initial one, and populate it with Exception Type and Message
// from the inner exception, while retaining the contextual information from where
// the exception originated.
if (!isParent)
{
exceptionLog = log.Clone(false);
if (exceptionLog != null)
{
// Populate with inner exception type, message and update whether or not there is another inner exception.
exceptionLog.ExceptionType = ex.GetType().ToString();
exceptionLog.Description = ex.Message;
exceptionLog.Source = ex.Source;
exceptionLog.StackTrace = ex.StackTrace;
exceptionLog.HasInnerException = ex.InnerException != null;
// Ensure EF properly recognizes this as a new record.
exceptionLog.Id = 0;
exceptionLog.Guid = Guid.NewGuid();
exceptionLog.ParentId = log.Id;
}
}
else
{
exceptionLog = log;
}
// The only reason this should happen is if the `log.Clone()` operation failed. Compiler sugar.
if (exceptionLog == null)
{
return;
}
// Write ExceptionLog record to database.
var rockContext = new Rock.Data.RockContext();
var exceptionLogService = new ExceptionLogService(rockContext);
exceptionLogService.Add(exceptionLog);
rockContext.SaveChanges();
// Recurse if inner exception is found
if (exceptionLog.HasInnerException.GetValueOrDefault(false))
{
LogExceptions(ex.InnerException, exceptionLog, false);
}
}
catch (Exception)
{
// If logging the exception fails, write the exceptions to a file
try
{
string directory = AppDomain.CurrentDomain.BaseDirectory;
directory = Path.Combine(directory, "App_Data", "Logs");
if (!Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
string filePath = Path.Combine(directory, "RockExceptions.csv");
string when = RockDateTime.Now.ToString();
while (ex != null)
{
File.AppendAllText(filePath, string.Format("{0},{1},\"{2}\"\r\n", when, ex.GetType(), ex.Message));
ex = ex.InnerException;
}
}
catch
{
// failed to write to database and also failed to write to log file, so there is nowhere to log this error
}
}
}
