protected async override Task <ProcessResult> OnPolling(PollerJobParameters parameters, string workingFolder)
{
//if this handle already has rasterImage we do not need to do anything
//we can skip only if this action is not forced or if the pdf was not generated by office
//because office file can be re-generated due to errors in conversoin (libreoffice or MsOffice)
if (!IsForced(parameters) && !FromPipelineId(parameters, "office"))
{
var formats = GetFormats(parameters.TenantId, parameters.JobId);
if (formats.Any(f => f == DocumentFormats.RasterImage))
{
return(ProcessResult.Ok);
}
}
String format = parameters.All[JobKeys.ThumbnailFormat];
Logger.DebugFormat("Conversion for jobId {0} in format {1} starting", parameters.JobId, format);
var task = _taskFactory();
var passwords = ClientPasswordSet.GetPasswordFor(parameters.FileName);
foreach (var password in passwords)
{
task.Passwords.Add(password);
}
string pathToFile = await DownloadBlob(parameters.TenantId, parameters.JobId, parameters.FileName, workingFolder).ConfigureAwait(false);
var convertParams = new CreatePdfImageTaskParams()
{
Dpi = parameters.GetIntOrDefault(JobKeys.Dpi, 150),
FromPage = parameters.GetIntOrDefault(JobKeys.PagesFrom, 1),
Pages = parameters.GetIntOrDefault(JobKeys.PagesCount, 1),
Format = (CreatePdfImageTaskParams.ImageFormat)Enum.Parse(typeof(CreatePdfImageTaskParams.ImageFormat), format, true)
};
await task.Run(
pathToFile,
convertParams,
(i, s) => Write(workingFolder, parameters, format, i, s) //Currying
).ConfigureAwait(false);
Logger.DebugFormat("Conversion of {0} in format {1} done", parameters.JobId, format);
return(ProcessResult.Ok);
}
