public async Task <Stream> GetCombineFromHtml(string HTMLString)
{
var job = new DownloadTask()
{
Url = "",
FileName = GetUUID() + ".pdf",
IsPDF = true,
Index = 0,
Content = new MemoryStream(System.Text.Encoding.UTF8.GetBytes(HTMLString))
};
job = await ConvertPdfFromHTML(job);
return(job.Content);
}
//Convert Pdf from HTMLString
public async Task <DownloadTask> ConvertPdfFromHTML(DownloadTask job)
{
GlobalProperties.EnableFallbackToRestrictedRenderingEngine = true;
GlobalProperties.EnableRestrictedRenderingEngine = true;
var converter = new HtmlToPdf();
// set converter options
converter.Options.PdfPageSize = PdfPageSize.A4;
converter.Options.PdfPageOrientation = PdfPageOrientation.Portrait;
converter.Options.WebPageWidth = 1240;
// create a new pdf document converting an url
var reader = new StreamReader(job.Content);
var doc = converter.ConvertHtmlString(reader.ReadToEnd());
var tmp = doc.Save();
job.Content = new MemoryStream(tmp);
return(job);
}
//Convert Pdf from URL
public async Task <DownloadTask> ConvertPdf(DownloadTask job)
{
GlobalProperties.EnableFallbackToRestrictedRenderingEngine = true;
GlobalProperties.EnableRestrictedRenderingEngine = true;
var converter = new HtmlToPdf();
// set converter options
converter.Options.PdfPageSize = PdfPageSize.A4;
converter.Options.PdfPageOrientation = PdfPageOrientation.Portrait;
converter.Options.WebPageWidth = 1240;
// create a new pdf document converting an url
var doc = converter.ConvertUrl(job.Url);
var tmp = doc.Save();
job.Content = new MemoryStream(tmp);
logger.LogDebug("convert url to pdf[job index:{index}] complete", job.Index);
return(job);
}
