protected override bool ProcessRequest(CefRequest request, CefCallback callback)
{
var u = new Uri(request.Url);
var file = u.Authority + u.AbsolutePath;
_totalBytesRead = 0;
_fileBytes = null;
_completed = false;
var fileInfo = new FileInfo(file);
// Check if file exists
if (!fileInfo.Exists)
{
_chromelyErrorHandler.HandleResourceError(ResourceStatus.FileNotFound, file, out _statusCode, out _statusText);
_fileBytes = _statusText.GetMemoryStream();
callback.Continue();
}
// Check if file exists but empty
else if (fileInfo.Length == 0)
{
_chromelyErrorHandler.HandleResourceError(ResourceStatus.ZeroFileSize, file, out _statusCode, out _statusText);
_fileBytes = _statusText.GetMemoryStream();
callback.Continue();
}
else
{
Task.Run(() =>
{
using (callback)
{
try
{
_fileBytes = File.ReadAllBytes(file);
string extension = Path.GetExtension(file);
_mime = MimeMapper.GetMimeType(extension);
_statusCode = ResourceConstants.StatusOK;
_statusText = ResourceConstants.StatusOKText;
}
catch (Exception exception)
{
_chromelyErrorHandler.HandleResourceError(ResourceStatus.FileProcessingError, file, exception, out _statusCode, out _statusText);
_fileBytes = _statusText.GetMemoryStream();
}
finally
{
callback.Continue();
}
}
});
return(true);
}
callback.Dispose();
return(false);
}
protected override void GetResponseHeaders(CefResponse response, out long responseLength, out string redirectUrl)
{
// unknown content-length
// no-redirect
responseLength = -1;
redirectUrl = null;
try
{
var headers = response.GetHeaderMap();
headers.Add("Access-Control-Allow-Origin", "*");
response.SetHeaderMap(headers);
response.Status = (int)_statusCode;
response.MimeType = _mime;
response.StatusText = _statusText;
}
catch (Exception exception)
{
_chromelyErrorHandler.HandleResourceError(ResourceStatus.FileProcessingError, null, exception, out _statusCode, out _statusText);
response.Status = (int)_statusCode;
response.StatusText = _statusText;
response.MimeType = "text/plain";
Logger.Instance.Log.LogError(exception, exception.Message);
}
}