Documents: restructure Documents/ directory

2023-10-26 23:27:28 +02:00
parent 105854c389
commit 11ea958059
24 changed files with 14 additions and 13 deletions
--- a/Elwig/Helpers/Printing/Pdf.cs
+++ b/Elwig/Helpers/Printing/Pdf.cs
@ -0,0 +1,85 @@
+using System.Threading.Tasks;
+using Elwig.Windows;
+using System.Diagnostics;
+using System;
+using System.IO;
+using System.Collections.Generic;
+using System.Windows;
+using System.Text.RegularExpressions;
+using System.Linq;
+
+namespace Elwig.Helpers.Printing {
+    public static class Pdf {
+
+        private static readonly string PdfToPrinter = App.ExePath + "PDFtoPrinter.exe";
+        private static readonly string WinziPrint = App.ExePath + "WinziPrint.exe";
+        private static Process? WinziPrintProc;
+        public static bool IsReady => WinziPrintProc != null;
+
+
+        public static async Task Init(Action evtHandler) {
+            var p = new Process() { StartInfo = new() {
+                FileName = WinziPrint,
+                CreateNoWindow = true,
+                UseShellExecute = false,
+                RedirectStandardInput = true,
+                RedirectStandardOutput = true
+            } };
+            p.StartInfo.ArgumentList.Add("-p");
+            p.StartInfo.ArgumentList.Add("-e");
+            p.StartInfo.ArgumentList.Add("utf-8");
+            p.StartInfo.ArgumentList.Add("-d");
+            p.StartInfo.ArgumentList.Add(App.TempPath);
+            p.StartInfo.ArgumentList.Add("-");
+            p.Start();
+            WinziPrintProc = p;
+            evtHandler();
+        }
+
+        public static async Task<IEnumerable<int>> Convert(string htmlPath, string pdfPath, bool doubleSided = false, IProgress<double>? progress = null) {
+            return await Convert(new string[] { htmlPath }, pdfPath, doubleSided, progress);
+        }
+
+        public static async Task<IEnumerable<int>> Convert(IEnumerable<string> htmlPath, string pdfPath, bool doubleSided = false, IProgress<double>? progress = null) {
+            if (WinziPrintProc == null) throw new InvalidOperationException("The WinziPrint process has not been initialized yet");
+            progress?.Report(0.0);
+            await WinziPrintProc.StandardInput.WriteLineAsync((doubleSided ? "-2;" : "") + $"{string.Join(';', htmlPath)};{pdfPath}");
+            while (true) {
+                var line = await WinziPrintProc.StandardOutput.ReadLineAsync() ?? throw new IOException("Invalid response from WinziPrint");
+                if (line.StartsWith("error:")) {
+                    MessageBox.Show(line[6..].Trim(), "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+                    return Array.Empty<int>();
+                } else if (line.StartsWith("progress:")) {
+                    var parts = line[9..].Trim().Split('/').Select(int.Parse).ToArray();
+                    progress?.Report(100.0 * parts[0] / parts[1]);
+                } else if (line.StartsWith("success:")) {
+                    var m = Regex.Match(line, @"\(([0-9, ]+)\)");
+                    return m.Groups[1].Value.Split(", ").Select(int.Parse);
+                }
+            }
+        }
+
+        public static void Show(TempFile file, string title) {
+            App.MainDispatcher.BeginInvoke(() => {
+                var w = new DocumentViewerWindow(title, file);
+                w.Show();
+            });
+        }
+
+        public static void Show(string path, string title) {
+            App.MainDispatcher.BeginInvoke(() => {
+                var w = new DocumentViewerWindow(title, path);
+                w.Show();
+            });
+        }
+
+        public static async Task Print(string path, int copies = 1) {
+            var p = new Process() { StartInfo = new() { FileName = PdfToPrinter } };
+            p.StartInfo.ArgumentList.Add(path);
+            p.StartInfo.ArgumentList.Add("/s");
+            p.StartInfo.ArgumentList.Add($"copies={copies}");
+            p.Start();
+            await p.WaitForExitAsync();
+        }
+    }
+}