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Code Issues 13 Pull Requests Actions Releases 46 Activity

Using Html/Pdf Initializer

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This commit is contained in:
Lorenz Stechauner
2023-03-08 23:25:01 +01:00
parent 30c4eea7b7
commit a55678e5ef
8 changed files with 72 additions and 33 deletions
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2
WGneu/Documents/Document.cshtml.cs
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@ -31,7 +31,7 @@ namespace WGneu.Documents {
private async Task<string> Render() {
if (this is BusinessLetter bl) {
return await Pdf.CompileRenderAsync("BusinessLetter.cshtml", bl);
return await Html.CompileRenderAsync("BusinessLetter", bl);
}
throw new InvalidOperationException();
}

31
WGneu/Documents/Html.cs Normal file
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@ -0,0 +1,31 @@
using RazorLight;
using RazorLight.Extensions;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace WGneu.Documents {
public static class Html {
private static RazorLightEngine? Engine = null;
public static bool IsReady => Engine != null;
public static async Task Init(Action evtHandler) {
var e = new RazorLightEngineBuilder()
.UseFileSystemProject(@"C:\Users\Lorenz\source\repos\WGneu\WGneu\Documents")
.UseMemoryCachingProvider()
.Build();
await e.CompileTemplateAsync("BusinessLetter");
Engine = e;
evtHandler();
}
public static async Task<string> CompileRenderAsync(string key, object model) {
if (Engine == null) throw new InvalidOperationException("The razor engine has not been initialized yet");
return await Engine.CompileRenderAsync(key, model);
}
}
}

40
WGneu/Documents/Pdf.cs
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@ -16,35 +16,19 @@ namespace WGneu.Documents {
public static class Pdf {
private static readonly string CHROMIUM = @"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe";
private static IBrowser? _Browser = null;
private static RazorLightEngine? _Engine = null;
private static IBrowser? Browser = null;
public static bool IsReady => Browser != null;
public static void Init() {
var b = Browser;
var e = Engine;
}
private static IBrowser Browser {
get {
_Browser ??= Puppeteer.LaunchAsync(new LaunchOptions {
Headless = true,
ExecutablePath = CHROMIUM,
}).GetAwaiter().GetResult();
return _Browser;
}
}
private static RazorLightEngine Engine {
get {
_Engine ??= new RazorLightEngineBuilder()
.UseFileSystemProject(@"C:\Users\Lorenz\source\repos\WGneu\WGneu\Documents")
.UseMemoryCachingProvider()
.Build();
return _Engine;
}
public static async Task Init(Action evtHandler) {
Browser = await Puppeteer.LaunchAsync(new LaunchOptions {
Headless = true,
ExecutablePath = CHROMIUM,
});
evtHandler();
}
public static async Task Convert(string path_html, string path_pdf) {
if (Browser == null) throw new InvalidOperationException("The puppeteer engine has not been initialized yet");
using var page = await Browser.NewPageAsync();
await page.GoToAsync("file://" + path_html);
await page.WaitForFunctionAsync("() => window.finished");
@ -68,13 +52,13 @@ namespace WGneu.Documents {
doc.Save(path);
}
public static void Display(string title, string path) {
public static void Show(string path, string title) {
var w = new DocumentViewerWindow(title, path);
w.Show();
}
public static async Task<string> CompileRenderAsync(string key, object model) {
return await Engine.CompileRenderAsync(key, model);
public static void Print(string path) {
// TODO print pdf
}
}
}

2
WGneu/Documents/Template.cs
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@ -16,7 +16,7 @@ namespace WGneu.Documents {
public static async void Test() {
await Pdf.Convert(ROOT + "din-5008.html", ROOT + "test.pdf");
Pdf.UpdateMetadata(ROOT + "test.pdf", "Test Dokument", "Winzergenossenschaft für Matzen und Umgebung reg. Gen.m.b.H.");
Pdf.Display("Test-Dokument", ROOT + "test.pdf");
Pdf.Show(ROOT + "test.pdf", "Test-Dokument");
}
public static async void Generate(WgContext c) {