69 lines
2.6 KiB
C#
69 lines
2.6 KiB
C#
using System.Threading.Tasks;
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using Elwig.Helpers;
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using Elwig.Windows;
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using System.Diagnostics;
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using Balbarak.WeasyPrint;
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using System;
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using System.IO;
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namespace Elwig.Documents {
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public static class Pdf {
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private static readonly string PdfToPrinter = App.ExePath + "PDFtoPrinter.exe";
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private static readonly FilesManager WeasyPrintManager = new();
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private static string? WeasyPrintPython = null;
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private static string? WeasyPrintDir => WeasyPrintManager.FolderPath;
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public static bool IsReady => WeasyPrintPython != null && WeasyPrintDir != null;
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public static async Task Init(Action evtHandler) {
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if (!WeasyPrintManager.IsFilesExsited()) {
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await WeasyPrintManager.InitFilesAsync();
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}
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WeasyPrintPython = Path.Combine(WeasyPrintManager.FolderPath, "python.exe");
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evtHandler();
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}
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public static async Task Convert(string htmlPath, string pdfPath) {
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var p = new Process() { StartInfo = new() {
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FileName = WeasyPrintPython,
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CreateNoWindow = true,
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WorkingDirectory = WeasyPrintDir,
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RedirectStandardError = true,
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} };
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p.StartInfo.EnvironmentVariables["PATH"] = "Scripts;gtk3;" + Environment.GetEnvironmentVariable("PATH");
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p.StartInfo.ArgumentList.Add("scripts/weasyprint.exe");
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p.StartInfo.ArgumentList.Add("-e");
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p.StartInfo.ArgumentList.Add("utf8");
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p.StartInfo.ArgumentList.Add(htmlPath);
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p.StartInfo.ArgumentList.Add(pdfPath);
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p.Start();
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await p.WaitForExitAsync();
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var stderr = await p.StandardError.ReadToEndAsync();
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if (p.ExitCode != 0) throw new Exception(stderr);
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}
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public static void Show(TempFile file, string title) {
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App.MainDispatcher.BeginInvoke(() => {
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var w = new DocumentViewerWindow(title, file);
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w.Show();
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});
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}
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public static void Show(string path, string title) {
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App.MainDispatcher.BeginInvoke(() => {
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var w = new DocumentViewerWindow(title, path);
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w.Show();
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});
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}
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public static async Task Print(string path, int copies = 1) {
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var p = new Process() { StartInfo = new() { FileName = PdfToPrinter } };
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p.StartInfo.ArgumentList.Add(path);
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p.StartInfo.ArgumentList.Add("/s");
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p.StartInfo.ArgumentList.Add($"copies={copies}");
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p.Start();
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await p.WaitForExitAsync();
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}
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}
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}
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