/// <summary>
/// The SplitPdfFile
/// </summary>
/// <param name="v1">The <see cref="string"/></param>
/// <param name="v2">The <see cref="string"/></param>
/// <returns>The <see cref="Task"/></returns>
public async Task SplitFile(string filePath)
{
await Task.Factory.StartNew(() =>
{
var outputDirectoryPath = DirectoryDataFactory.CreateChildDirectory(filePath, $"pages{ DateTime.Now.ToString("ddHHmm")}");
PdfReader reader = new PdfReader(filePath);;
Document sourceDocument = null;
PdfCopy pdfCopyProvider = null;
PdfImportedPage importedPage = null;
var fileName = Path.GetFileName(filePath);
this.args.totalFiles = reader.NumberOfPages;
for (int i = 1; i < reader.NumberOfPages; i++)
{
var outPath = $"{outputDirectoryPath}\\{fileName.Replace(".pdf", "")}_{i}_page.pdf";
sourceDocument = new Document(reader.GetPageSizeWithRotation(i));
pdfCopyProvider = new PdfCopy(sourceDocument, new FileStream(outPath, FileMode.Create));
sourceDocument.Open();
importedPage = pdfCopyProvider.GetImportedPage(reader, i);
pdfCopyProvider.AddPage(importedPage);
sourceDocument.Close();
this.args.currentFile++;
this.eventHandler?.Invoke(this.args);
}
reader.Close();
});
}
/// <summary>
/// The CreatePdfFromHtmlFileAsync
/// </summary>
/// <param name="fileList">The <see cref="string[]"/></param>
/// <returns>The <see cref="Task"/></returns>
public async Task CreatePdfFromHtmlFileAsync(string[] fileList, string outputPath = null)
{
try
{
await Task.Factory.StartNew(() =>
{
string directoryPath;
if (outputPath != null)
{
directoryPath = outputPath;
}
else
{
directoryPath = DirectoryDataFactory.CreateChildDirectory(fileList[0], $"pdfy{ DateTime.Now.ToString("ddHHmm")}");
}
this.args.totalFiles = fileList.Length;
Parallel.For(0, this.args.totalFiles, new ParallelOptions()
{
MaxDegreeOfParallelism = 5
}, (i) =>
{
this.args.currentFileName = fileList[i];
byte[] pdf;
var html = File.ReadAllText(fileList[i]);
using (var memoryStream = new MemoryStream())
{
var document = new Document(PageSize.A4, 50, 50, 60, 60);
var writer = PdfWriter.GetInstance(document, memoryStream);
StringReader sr = new StringReader(html);
document.Open();
using (var htmlMemoryStream = new MemoryStream(System.Text.Encoding.UTF8.GetBytes(html)))
{
XMLWorkerHelper.GetInstance().ParseXHtml(writer, document, sr);
}
document.Close();
pdf = memoryStream.ToArray();
var pdfFileName = Path.GetFileName(fileList[i]).Replace(".html", ".pdf");
File.WriteAllBytes($"{directoryPath}\\{pdfFileName}", pdf);
this.args.currentFile++;
this.eventHandler?.Invoke(this.args);
}
});
});
}
catch (Exception)
{
throw new ProcessFileException(this.args);
}
}
/// <summary>
/// The DeleteFilesAsync
/// </summary>
/// <returns>The <see cref="Task"/></returns>
public async Task DeleteFilesAsync(KindOfFileEnum fileType = KindOfFileEnum.Any)
{
await Task.Factory.StartNew(() =>
{
var fileList = DirectoryDataFactory.GetFilesFromPattern(this.filePath, fileType);
Parallel.For(0, fileList.Length, (i) =>
{
File.Delete(fileList[i]);
});
});
}
public void OpenFileDialogSplitPdf(TextBox sender)
{
this.fileList = new string[] { DirectoryDataFactory.GetFilePathFromDialog(KindOfFileEnum.Pdf) };
if (string.IsNullOrEmpty(this.fileList[0]))
{
MessageBox.Show("Error: please input correct .pdf file");
return;
}
this.txtBoxEventHandler?.Invoke(sender, Path.GetDirectoryName(this.fileList[0]));
}
internal void OpenFileDialogXslt(TextBox sender)
{
this.fileXslt = DirectoryDataFactory.GetFilePathFromDialog(KindOfFileEnum.Xslt);
if (string.IsNullOrEmpty(fileXslt))
{
return;
}
else
{
MessageBox.Show($"Files found: {fileXslt}");
}
this.txtBoxEventHandler(sender, Path.GetDirectoryName(fileXslt));
}
internal async Task GenerateXmlToPdfFile()
{
var timer = StatisticsTools.TimerFactory();
var directoryXMLPath = DirectoryDataFactory.CreateChildDirectory(this.fileList[0], $"xml{ DateTime.Now.ToString("ddHHmm")}");
var directoryPdfPath = DirectoryDataFactory.CreateChildDirectory(this.fileList[0], $"htmle{ DateTime.Now.ToString("ddHHmm")}");
await xml.TransformXML(this.fileList, this.fileXslt, directoryXMLPath);
await pdf.CreatePdfFromHtmlFileAsync(DirectoryDataFactory.GetDirectoryFilesFromPath(directoryXMLPath), directoryPdfPath);
DirectoryDataFactory.DeleteDirectory(directoryXMLPath);
StatisticsTools.ShowTaskCompleted(timer);
}
internal void OpenFileDialogConvertHtml(TextBox sender)
{
this.fileList = DirectoryDataFactory.GetDirectoryFilesFromBrowserDialog("*html");
if (fileList != null)
{
var count = fileList.Length;
MessageBox.Show($"Files found: {count.ToString()} files");
if (count == 0)
{
return;
}
}
else
{
return;
}
this.txtBoxEventHandler?.Invoke(sender, Path.GetDirectoryName(fileList[0]));
}