C# と IronPDFを使用して.NET CoreでHTMLをPDFに変換する

public class ClientServices
{
    private static ClientModel _clientModel;
    public static void AddClient(ClientModel clientModel)
    {
        _clientModel = clientModel;
    }
    public static ClientModel GetClient()
    {
        return _clientModel;
    }
}

Public Class ClientServices
	Private Shared _clientModel As ClientModel
	Public Shared Sub AddClient(ByVal clientModel As ClientModel)
		_clientModel = clientModel
	End Sub
	Public Shared Function GetClient() As ClientModel
		Return _clientModel
	End Function
End Class

@model IronPdfMVCHelloWorld.Models.ClientModel
@{
  ViewBag.Title = "Book Ticket";
}
<h2>Index</h2>
@using (Html.BeginForm())
{
  <div class="form-horizontal">
    @Html.ValidationSummary(true, "", new { @class = "text-danger" })
    <div class="form-group">
      @Html.LabelFor(model => model.Name, htmlAttributes: new { @class = "control-label col-md-2" })
      <div class="col-md-10">
        @Html.EditorFor(model => model.Name, new { htmlAttributes = new { @class = "form-control" } })
        @Html.ValidationMessageFor(model => model.Name, "", new { @class = "text-danger" })
      </div>
    </div>
    <div class="form-group">
      @Html.LabelFor(model => model.Phone, htmlAttributes: new { @class = "control-label col-md-2" })
      <div class="col-md-10">
        @Html.EditorFor(model => model.Phone, new { htmlAttributes = new { @class = "form-control" } })
        @Html.ValidationMessageFor(model => model.Phone, "", new { @class = "text-danger" })
      </div>
    </div>
    <div class="form-group">
      @Html.LabelFor(model => model.Email, htmlAttributes: new { @class = "control-label col-md-2" })
      <div class="col-md-10">
        @Html.EditorFor(model => model.Email, new { htmlAttributes = new { @class = "form-control" } })
        @Html.ValidationMessageFor(model => model.Email, "", new { @class = "text-danger" })
      </div>
    </div>
    <div class="form-group">
      <div class="col-md-10 pull-right">
        <button type="submit" value="Save" class="btn btn-sm">
          <i class="fa fa-plus"></i>
          <span>
            Save
          </span>
        </button>
      </div>
    </div>
  </div>
}

model ReadOnly Property () As IronPdfMVCHelloWorld.Models.ClientModel
  ViewBag.Title = "Book Ticket"
End Property
'INSTANT VB TODO TASK: The following line could not be converted:
(Of h2) Index</h2> [using](Html.BeginForm())
If True Then
'INSTANT VB TODO TASK: The following line uses invalid syntax:
'  <div class="form-horizontal"> @Html.ValidationSummary(True, "", New { @class = "text-danger" }) <div class="form-group"> @Html.LabelFor(model => model.Name, htmlAttributes: New { @class = "control-label col-md-2" }) <div class="col-md-10"> @Html.EditorFor(model => model.Name, New { htmlAttributes = New { @class = "form-control" } }) @Html.ValidationMessageFor(model => model.Name, "", New { @class = "text-danger" }) </div> </div> <div class="form-group"> @Html.LabelFor(model => model.Phone, htmlAttributes: New { @class = "control-label col-md-2" }) <div class="col-md-10"> @Html.EditorFor(model => model.Phone, New { htmlAttributes = New { @class = "form-control" } }) @Html.ValidationMessageFor(model => model.Phone, "", New { @class = "text-danger" }) </div> </div> <div class="form-group"> @Html.LabelFor(model => model.Email, htmlAttributes: New { @class = "control-label col-md-2" }) <div class="col-md-10"> @Html.EditorFor(model => model.Email, New { htmlAttributes = New { @class = "form-control" } }) @Html.ValidationMessageFor(model => model.Email, "", New { @class = "text-danger" }) </div> </div> <div class="form-group"> <div class="col-md-10 pull-right"> <button type="submit" value="Save" class="btn btn-sm"> <i class="fa fa-plus"></i> <span> Save </span> </button> </div> </div> </div> }

[HttpPost]
public ActionResult Index(ClientModel model)
{
    if (ModelState.IsValid)
    {
        ClientServices.AddClient(model);
        return RedirectToAction("TicketView");
    }
  return View(model);
}

<HttpPost>
Public Function Index(ByVal model As ClientModel) As ActionResult
	If ModelState.IsValid Then
		ClientServices.AddClient(model)
		Return RedirectToAction("TicketView")
	End If
  Return View(model)
End Function

docker build -t pdf-demo .
docker run --rm -p 8080:80 pdf-demo
######### ↳ Navigate to http://localhost:8080/api/pdf?url=https://example.com

[HttpPost]
public ActionResult TicketView(TicketModel model)
{
    IronPdf.Installation.TempFolderPath = $@"{Directory.GetParent}/irontemp/";
    IronPdf.Installation.LinuxAndDockerDependenciesAutoConfig = true;
    var html = this.RenderViewAsync("_TicketPdf", model);
    var renderer = new IronPdf.ChromePdfRenderer();
    using var pdf = renderer.RenderHtmlAsPdf(html.Result, @"wwwroot/css");
    return File(pdf.Stream.ToArray(), "application/pdf");
}

<HttpPost>
Public Function TicketView(ByVal model As TicketModel) As ActionResult
	IronPdf.Installation.TempFolderPath = $"{AddressOf Directory.GetParent}/irontemp/"
	IronPdf.Installation.LinuxAndDockerDependenciesAutoConfig = True
	Dim html = Me.RenderViewAsync("_TicketPdf", model)
	Dim renderer = New IronPdf.ChromePdfRenderer()
	Dim pdf = renderer.RenderHtmlAsPdf(html.Result, "wwwroot/css")
	Return File(pdf.Stream.ToArray(), "application/pdf")
End Function

using System.IO;
using System.Threading.Tasks;

public static class ControllerExtensions
{
    public static async Task<string> RenderViewAsync<TModel>(this Controller controller, string viewName, TModel model, bool partial = false)
    {
        if (string.IsNullOrEmpty(viewName))
        {
            viewName = controller.ControllerContext.ActionDescriptor.ActionName;
        }
        controller.ViewData.Model = model;
        using (var writer = new StringWriter())
        {
            IViewEngine viewEngine = controller.HttpContext.RequestServices.GetService(typeof(ICompositeViewEngine)) as ICompositeViewEngine;
            ViewEngineResult viewResult = viewEngine.FindView(controller.ControllerContext, viewName, !partial);
            if (viewResult.Success == false)
            {
                return $"A view with the name {viewName} could not be found";
            }
            ViewContext viewContext = new ViewContext(controller.ControllerContext, viewResult.View, controller.ViewData, controller.TempData, writer, new HtmlHelperOptions());
            await viewResult.View.RenderAsync(viewContext);
            return writer.GetStringBuilder().ToString();
        }
    }
}

Imports System.IO
Imports System.Threading.Tasks

Public Module ControllerExtensions
	<System.Runtime.CompilerServices.Extension> _
	Public Async Function RenderViewAsync(Of TModel)(ByVal controller As Controller, ByVal viewName As String, ByVal model As TModel, Optional ByVal As Boolean = False) As Task(Of String)
		If String.IsNullOrEmpty(viewName) Then
			viewName = controller.ControllerContext.ActionDescriptor.ActionName
		End If
		controller.ViewData.Model = model
		Using writer = New StringWriter()
			Dim viewEngine As IViewEngine = TryCast(controller.HttpContext.RequestServices.GetService(GetType(ICompositeViewEngine)), ICompositeViewEngine)
			Dim viewResult As ViewEngineResult = viewEngine.FindView(controller.ControllerContext, viewName, Not partial)
			If viewResult.Success = False Then
				Return $"A view with the name {viewName} could not be found"
			End If
			Dim viewContext As New ViewContext(controller.ControllerContext, viewResult.View, controller.ViewData, controller.TempData, writer, New HtmlHelperOptions())
			Await viewResult.View.RenderAsync(viewContext)
			Return writer.GetStringBuilder().ToString()
		End Using
	End Function
End Module

renderer.RenderingOptions.RenderDelay = 200;        // ms
// OR: renderer.RenderingOptions.JavaScript = "WaitFor('window.doneLoading')";

renderer.RenderingOptions.RenderDelay = 200 ' ms
' OR: renderer.RenderingOptions.JavaScript = "WaitFor('window.doneLoading')";

IronPdf.License.LicenseKey = "YourLicenseKey";
PdfDocument pdf = PdfDocument.FromFile("1.pdf");
PdfDocument pdf2 = PdfDocument.FromFile("2.pdf");
pdf.AppendPdf(pdf2);
pdf.SaveAs("appendedFile.pdf");

IronPdf.License.LicenseKey = "YourLicenseKey"
Dim pdf As PdfDocument = PdfDocument.FromFile("1.pdf")
Dim pdf2 As PdfDocument = PdfDocument.FromFile("2.pdf")
pdf.AppendPdf(pdf2)
pdf.SaveAs("appendedFile.pdf")