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dev-mkoebis
246
SplitPdfConsole/Pdf.cs
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246
SplitPdfConsole/Pdf.cs
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using PdfSharp.Pdf;
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using PdfSharp.Pdf.IO;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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namespace SplitPdf
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{
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public class Pdf
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{
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public static List<string> splittedVorgänge = new List<string>();
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public static void GenerateNewImportFiles(List<string> vorgänge)
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{
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WriteNewImportFiles(vorgänge);
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}
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/// <summary>
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/// Schreibt neue Importfiles, falls in einer der Importfiles ein geteilter Vorgang gefunden wurde
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/// </summary>
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/// <param name="vorgänge"></param>
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public static void WriteNewImportFiles(List<string> vorgänge)
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{
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string newImportFilePath = string.Empty;
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DirectoryInfo info;
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info = new DirectoryInfo(Program.importFilesPath);
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var files = info.GetFiles();
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StringBuilder builder = new StringBuilder();
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bool found = false;
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string line = string.Empty;
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for (int i = 0; i < vorgänge.Count; i++)
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{
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if (splittedVorgänge.Count != 0)
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{
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string addedTeile = string.Empty;
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string vorgang = string.Concat(vorgänge[i], ".pdf");//Dateiname in Importdatei
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try
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{
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foreach (var file in files) //CM-File und Inpro-File
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{
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//Letzte ID in Textdatei
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int lastId = Convert.ToInt32(File.ReadLines(file.FullName).Last().Split(';').FirstOrDefault());
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builder.Clear();
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Console.WriteLine("checking import... {0}", file.Name);
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using (StreamReader sr = new StreamReader(file.FullName))
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{
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while (!sr.EndOfStream)
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{
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line = sr.ReadLine();
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//ist Vorgang in aktueller Zeile enthalten?
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if (line.Contains(vorgang))
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{
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//Zerteile Zeile und überspringe letztes Element, da Dateiname
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string cuttedLine = string.Join(';', line.Split(';').SkipLast(1));
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addedTeile = AddSplittedVorgänge(cuttedLine, lastId, vorgang);
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found = true;
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continue;
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}
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builder.AppendLine(line);
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//Wenn Ende erreicht, dann Teile anhängen
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if (sr.EndOfStream)
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{
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builder.AppendLine(addedTeile);
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}
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}
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}
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if (found)
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{
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using (StreamWriter sw = new StreamWriter(file.FullName))
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{
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sw.Write("");
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sw.WriteLine(builder.ToString().Trim());
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builder.Clear();
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found = false;
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}
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}
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine(ex.InnerException);
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throw;
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}
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}
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}
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}
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/// <summary>
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/// Sucht in liste der geteilten Dateien nach aktuellem Vorgang und inkrementiert letzte ID aus Importdatei entsprechend der Anzahl an Teilen.
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/// Entfernt gleichzeitig Vorgang aus Liste geteilter Vorgänge.
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/// </summary>
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/// <param name="source"></param>
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/// <param name="lastId"></param>
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/// <param name="vorgang"></param>
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/// <returns></returns>
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//Werden als letztes an Datei angehängt
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private static string AddSplittedVorgänge(string source, int lastId, string vorgang)
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{
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string result = string.Empty;
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StringBuilder sb = new StringBuilder();
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source = string.Join(';', source.Split(';').Skip(1));
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lastId++;
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foreach (var splittedVorgang in splittedVorgänge.Where(x => x.Contains(vorgang.Split('.').FirstOrDefault())))
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{
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sb.AppendLine(string.Concat(lastId, ";", source, ";", splittedVorgang));
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lastId++;
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}
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var temp = splittedVorgänge.Where(x => !x.Contains(vorgang.Split('.').FirstOrDefault()));
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splittedVorgänge = temp.ToList();
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return sb.ToString();
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}
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public static bool SplitBySize(string sourceFile, long limit, ref int teil)
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{
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System.Text.Encoding.RegisterProvider(System.Text.CodePagesEncodingProvider.Instance);
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teil = 0;
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int part = 1;
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try
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{
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PdfDocument input = PdfReader.Open(sourceFile, PdfDocumentOpenMode.Import);
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PdfDocument output = new PdfDocument();
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string filename = Path.GetFileNameWithoutExtension(sourceFile);
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bool fileCreated = false;
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string newFile = String.Format("{0} - Teil {1}.pdf", filename, part);
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//string newFilePath = Path.Combine(Path.GetDirectoryName(sourceFile), newFile);
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string newFilePath = Path.Combine(@"C:\temp_out", newFile);
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splittedVorgänge.Add(newFile); //Fülle Liste mit splitted Vorgängen
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for (int i = 0; i < input.PageCount; i++)
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{
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output.AddPage(input.Pages[i]);
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output.Save(newFilePath);
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if (i == input.PageCount - 1)
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{
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break;
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}
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FileInfo info = new FileInfo(newFilePath);
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if (info.Length <= limit)
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{
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continue;
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}
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else
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{
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part++;
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newFile = String.Format("{0} - Teil {1}.pdf", filename, part);
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splittedVorgänge.Add(newFile); //Fülle Liste mit splitted Vorgängen
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//newFilePath = Path.Combine(Path.GetDirectoryName(sourceFile), newFile);
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newFilePath = Path.Combine(@"C:\temp_out", newFile);
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output = new PdfDocument();
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fileCreated = true;
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}
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}
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return fileCreated;
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}
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catch (ArgumentOutOfRangeException ex)
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{
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throw;
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}
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}
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#region obsolete
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//Zu Zwecken falls mehrere Dateien geteilt werden müssen, die zu einem Vorgang gehören z.B. Westfalendamm 100 (2GB groß)
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//public static bool SplitBySize(string sourceFile, long limit, ref int teil)
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//{
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// System.Text.Encoding.RegisterProvider(System.Text.CodePagesEncodingProvider.Instance);
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// int part = 1;
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// if(teil !=0)
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// {
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// part = Convert.ToInt32(++teil);
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// }
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// try
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// {
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// PdfDocument input = PdfReader.Open(sourceFile, PdfDocumentOpenMode.Import);
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// PdfDocument output = new PdfDocument();
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// string filename = Path.GetFileNameWithoutExtension(sourceFile);
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// bool fileCreated = false;
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// string newFile = string.Empty;
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// newFile = String.Format("{0} - Teil {1}.pdf", filename, part);
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// string newFilePath = Path.Combine(Path.GetDirectoryName(sourceFile), newFile);
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// splittedVorgänge.Add(newFile); //Fülle Liste mit splitted Vorgängen
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// for (int i = 0; i < input.PageCount; i++)
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// {
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// output.AddPage(input.Pages[i]);
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// output.Save(newFilePath);
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// if (i == input.PageCount - 1)
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// {
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// break;
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// }
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// FileInfo info = new FileInfo(newFilePath);
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// if (info.Length <= limit)
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// {
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// continue;
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// }
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// else
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// {
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// part++;
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// newFile = String.Format("{0} - Teil {1}.pdf", filename, part);
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// splittedVorgänge.Add(newFile); //Fülle Liste mit splitted Vorgängen
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// newFilePath = Path.Combine(Path.GetDirectoryName(sourceFile), newFile);
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// output = new PdfDocument();
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// fileCreated = true;
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// }
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// }
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// teil = part;
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// return fileCreated;
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// }
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// catch (ArgumentOutOfRangeException ex)
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// {
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// throw;
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// }
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//}
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#endregion
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}
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}
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