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Added ControllerExtensions to be used instead of HtmlViewRenderer for net8

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Added HttpException class for missing HttpException for net8

Wrapped HttpContext.Session, GetJsonResult, IsAjaxRequest and GetUserIdentityName in controllers for net8

Added AuthenticationService to test Fab2ApprovalMKLink code for net8

Compile conditionally flags to debug in dotnet core
This commit is contained in:
Mike Phares
2025-05-19 13:29:54 -07:00
parent 8bae94de96
commit 83789cdd91
89 changed files with 3939 additions and 1455 deletions
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70
Fab2ApprovalSystem/PdfGenerator/BinaryContentResult.cs
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@ -1,43 +1,47 @@
#if !NET8
using System.Web;
using System.Web.Mvc;
using System.Web.Security;
#endif
// --------------------------------------------------------------------------------------------------------------------
// <copyright file="BinaryContentResult.cs" company="SemanticArchitecture">
// http://www.SemanticArchitecture.net pkalkie@gmail.com
// </copyright>
// <summary>
// An ActionResult used to send binary data to the browser.
// </summary>
// --------------------------------------------------------------------------------------------------------------------
#if NET8
using Microsoft.AspNetCore.Mvc;
#endif
namespace Fab2ApprovalSystem.PdfGenerator {
using System.IO;
using System.Web;
using System.Web.Mvc;
#if !NET8
using System;
using System.Collections.Generic;
using System.Net;
using System.Net.Http;
using System.Security.Claims;
using System.Threading.Tasks;
using System.IO;
#endif
/// <summary>
/// An ActionResult used to send binary data to the browser.
/// </summary>
public class BinaryContentResult : ActionResult {
private readonly string contentType;
private readonly byte[] contentBytes;
namespace Fab2ApprovalSystem.PdfGenerator;
public BinaryContentResult(byte[] contentBytes, string contentType) {
this.contentBytes = contentBytes;
this.contentType = contentType;
}
public class BinaryContentResult : ActionResult {
private readonly string contentType;
private readonly byte[] contentBytes;
public override void ExecuteResult(ControllerContext context) {
var response = context.HttpContext.Response;
response.Clear();
response.Cache.SetCacheability(HttpCacheability.Public);
response.ContentType = this.contentType;
public BinaryContentResult(byte[] contentBytes, string contentType) {
this.contentBytes = contentBytes;
this.contentType = contentType;
}
using (var stream = new MemoryStream(this.contentBytes)) {
stream.WriteTo(response.OutputStream);
stream.Flush();
}
#if !NET8
public override void ExecuteResult(ControllerContext context) {
var response = context.HttpContext.Response;
response.Clear();
response.Cache.SetCacheability(HttpCacheability.Public);
response.ContentType = contentType;
using (var stream = new MemoryStream(contentBytes)) {
stream.WriteTo(response.OutputStream);
stream.Flush();
}
}
}
#endif
#endif
}

48
Fab2ApprovalSystem/PdfGenerator/FakeView.cs
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@ -1,28 +1,36 @@
using System;
using System.IO;
using System.Threading.Tasks;
#if !NET8
using System.Web;
using System.Web.Mvc;
using System.Web.Security;
#endif
// --------------------------------------------------------------------------------------------------------------------
// <copyright file="FakeView.cs" company="SemanticArchitecture">
// http://www.SemanticArchitecture.net pkalkie@gmail.com
// </copyright>
// <summary>
// Defines the FakeView type.
// </summary>
// --------------------------------------------------------------------------------------------------------------------
#if NET8
using Microsoft.AspNetCore.Mvc.Rendering;
using Microsoft.AspNetCore.Mvc.ViewEngines;
#endif
namespace Fab2ApprovalSystem.PdfGenerator {
using System;
using System.IO;
using System.Web.Mvc;
#if !NET8
using System.Collections.Generic;
using System.Net;
using System.Net.Http;
using System.Security.Claims;
#endif
public class FakeView : IView {
#region IView Members
namespace Fab2ApprovalSystem.PdfGenerator;
public void Render(ViewContext viewContext, TextWriter writer) {
throw new NotImplementedException();
}
public class FakeView : IView {
#endregion
public void Render(ViewContext viewContext, TextWriter writer) {
throw new NotImplementedException();
}
}
#endif
#if NET8
string IView.Path => throw new NotImplementedException();
Task IView.RenderAsync(ViewContext context) => throw new NotImplementedException();
#endif
}

100
Fab2ApprovalSystem/PdfGenerator/HtmlViewRenderer.cs
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@ -1,49 +1,59 @@
#if !NET8
using System.Web;
using System.Web.Mvc;
using System.Web.Mvc.Html;
using System.Web.Security;
#endif
#if NET8
using Microsoft.AspNetCore.Mvc;
#endif
#if !NET8
using System;
using System.IO;
using System.Collections.Generic;
using System.Net;
using System.Net.Http;
using System.Security.Claims;
using System.Threading.Tasks;
#endif
using System.Text;
namespace Fab2ApprovalSystem.PdfGenerator;
public class HtmlViewRenderer {
public string RenderViewToString(Controller controller, string viewName, object viewData) {
StringBuilder renderedView = new();
#if !NET8
using (StringWriter responseWriter = new(renderedView)) {
HttpResponse fakeResponse = new(responseWriter);
HttpContext fakeContext = new(HttpContext.Current.Request, fakeResponse);
ControllerContext fakeControllerContext = new(new HttpContextWrapper(fakeContext), controller.ControllerContext.RouteData, controller.ControllerContext.Controller);
var oldContext = HttpContext.Current;
HttpContext.Current = fakeContext;
using (var viewPage = new ViewPage()) {
HtmlHelper html = new HtmlHelper(CreateViewContext(responseWriter, fakeControllerContext), viewPage);
html.RenderPartial(viewName, viewData);
HttpContext.Current = oldContext;
}
}
#endif
return renderedView.ToString();
}
#if !NET8
// --------------------------------------------------------------------------------------------------------------------
// <copyright file="HtmlViewRenderer.cs" company="SemanticArchitecture">
// http://www.SemanticArchitecture.net pkalkie@gmail.com
// </copyright>
// <summary>
// This class is responsible for rendering a HTML view to a string.
// </summary>
// --------------------------------------------------------------------------------------------------------------------
namespace Fab2ApprovalSystem.PdfGenerator {
using System.IO;
using System.Text;
using System.Web;
using System.Web.Mvc;
using System.Web.Mvc.Html;
/// <summary>
/// This class is responsible for rendering a HTML view into a string.
/// </summary>
public class HtmlViewRenderer {
public string RenderViewToString(Controller controller, string viewName, object viewData) {
var renderedView = new StringBuilder();
using (var responseWriter = new StringWriter(renderedView)) {
var fakeResponse = new HttpResponse(responseWriter);
var fakeContext = new HttpContext(HttpContext.Current.Request, fakeResponse);
var fakeControllerContext = new ControllerContext(new HttpContextWrapper(fakeContext), controller.ControllerContext.RouteData, controller.ControllerContext.Controller);
var oldContext = HttpContext.Current;
HttpContext.Current = fakeContext;
using (var viewPage = new ViewPage()) {
var html = new HtmlHelper(CreateViewContext(responseWriter, fakeControllerContext), viewPage);
html.RenderPartial(viewName, viewData);
HttpContext.Current = oldContext;
}
}
return renderedView.ToString();
}
private static ViewContext CreateViewContext(TextWriter responseWriter, ControllerContext fakeControllerContext) {
return new ViewContext(fakeControllerContext, new FakeView(), new ViewDataDictionary(), new TempDataDictionary(), responseWriter);
}
private static ViewContext CreateViewContext(TextWriter responseWriter, ControllerContext fakeControllerContext) {
return new ViewContext(fakeControllerContext, new FakeView(), new ViewDataDictionary(), new TempDataDictionary(), responseWriter);
}
}
#endif
#endif
}

76
Fab2ApprovalSystem/PdfGenerator/PdfViewController.cs
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@ -1,54 +1,56 @@
#if !NET8
using System.Web;
using System.Web.Mvc;
using System.Web.Security;
#endif
// --------------------------------------------------------------------------------------------------------------------
// <copyright file="PdfViewController.cs" company="SemanticArchitecture">
// http://www.SemanticArchitecture.net pkalkie@gmail.com
// </copyright>
// <summary>
// Extends the controller with functionality for rendering PDF views
// </summary>
// --------------------------------------------------------------------------------------------------------------------
#if !NET8
using System;
using System.IO;
using System.Collections.Generic;
using System.Net;
using System.Net.Http;
using System.Security.Claims;
using System.Threading.Tasks;
#endif
namespace Fab2ApprovalSystem.PdfGenerator {
using System.Web.Mvc;
using System.IO;
namespace Fab2ApprovalSystem.PdfGenerator;
/// <summary>
/// Extends the controller with functionality for rendering PDF views
/// </summary>
public class PdfViewController : Controller {
private readonly HtmlViewRenderer htmlViewRenderer;
private readonly StandardPdfRenderer standardPdfRenderer;
#if !NET8
public PdfViewController() {
this.htmlViewRenderer = new HtmlViewRenderer();
this.standardPdfRenderer = new StandardPdfRenderer();
}
public class PdfViewController : Controller {
protected ActionResult ViewPdf(string pageTitle, string viewName, object model) {
// Render the view html to a string.
string htmlText = this.htmlViewRenderer.RenderViewToString(this, viewName, model);
private readonly HtmlViewRenderer htmlViewRenderer;
private readonly StandardPdfRenderer standardPdfRenderer;
// Let the html be rendered into a PDF document through iTextSharp.
byte[] buffer = standardPdfRenderer.Render(htmlText, pageTitle);
public PdfViewController() {
htmlViewRenderer = new HtmlViewRenderer();
standardPdfRenderer = new StandardPdfRenderer();
}
// Return the PDF as a binary stream to the client.
return new BinaryContentResult(buffer, "application/pdf");
}
protected ActionResult ViewPdf(string pageTitle, string viewName, object model) {
// Render the view html to a string.
string htmlText = htmlViewRenderer.RenderViewToString(this, viewName, model);
protected void SavePdf(string fileName, string viewName, object model) {
// Render the view html to a string.
string htmlText = this.htmlViewRenderer.RenderViewToString(this, viewName, model);
// Let the html be rendered into a PDF document through iTextSharp.
byte[] buffer = standardPdfRenderer.Render(htmlText, pageTitle);
// Let the html be rendered into a PDF document through iTextSharp.
byte[] buffer = standardPdfRenderer.Render(htmlText, "");
// Return the PDF as a binary stream to the client.
return new BinaryContentResult(buffer, "application/pdf");
}
using (FileStream fs = new FileStream(fileName, FileMode.Create)) {
fs.Write(buffer, 0, buffer.Length);
}
protected void SavePdf(string fileName, string viewName, object model) {
// Render the view html to a string.
string htmlText = htmlViewRenderer.RenderViewToString(this, viewName, model);
// Let the html be rendered into a PDF document through iTextSharp.
byte[] buffer = standardPdfRenderer.Render(htmlText, "");
using (FileStream fs = new(fileName, FileMode.Create)) {
fs.Write(buffer, 0, buffer.Length);
}
}
}
#endif

147
Fab2ApprovalSystem/PdfGenerator/PrintHeaderFooter.cs
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@ -1,79 +1,102 @@
#if !NET8
using System.Web;
using System.Web.Mvc;
using System.Web.Security;
#endif
#if !NET8
namespace Fab2ApprovalSystem.PdfGenerator {
using iTextSharp.text;
using iTextSharp.text.pdf;
using iTextSharp.text;
using iTextSharp.text.pdf;
#endif
using System;
#if !NET8
using System;
using System.Collections.Generic;
using System.Net;
using System.Net.Http;
using System.Security.Claims;
using System.Threading.Tasks;
#endif
/// <summary>
/// This class represents the standard header and footer for a PDF print.
/// application.
/// </summary>
public class PrintHeaderFooter : PdfPageEventHelper {
private PdfContentByte pdfContent;
private PdfTemplate pageNumberTemplate;
private BaseFont baseFont;
private DateTime printTime;
namespace Fab2ApprovalSystem.PdfGenerator;
public string Title { get; set; }
#if !NET8
public override void OnOpenDocument(PdfWriter writer, Document document) {
printTime = DateTime.Now;
baseFont = BaseFont.CreateFont(BaseFont.HELVETICA, BaseFont.CP1252, BaseFont.NOT_EMBEDDED);
pdfContent = writer.DirectContent;
pageNumberTemplate = pdfContent.CreateTemplate(50, 50);
}
public class PrintHeaderFooter : PdfPageEventHelper {
public override void OnStartPage(PdfWriter writer, Document document) {
base.OnStartPage(writer, document);
private PdfContentByte pdfContent;
private PdfTemplate pageNumberTemplate;
private BaseFont baseFont;
private DateTime printTime;
#endif
Rectangle pageSize = document.PageSize;
#if NET8
if (Title != string.Empty) {
pdfContent.BeginText();
pdfContent.SetFontAndSize(baseFont, 11);
pdfContent.SetRGBColorFill(0, 0, 0);
pdfContent.SetTextMatrix(pageSize.GetLeft(40), pageSize.GetTop(40));
pdfContent.ShowText(Title);
pdfContent.EndText();
}
}
public class PrintHeaderFooter {
public override void OnEndPage(PdfWriter writer, Document document) {
base.OnEndPage(writer, document);
#endif
int pageN = writer.PageNumber;
string text = pageN + " - ";
float len = baseFont.GetWidthPoint(text, 8);
public string Title { get; set; }
Rectangle pageSize = document.PageSize;
pdfContent = writer.DirectContent;
pdfContent.SetRGBColorFill(100, 100, 100);
#if !NET8
public override void OnOpenDocument(PdfWriter writer, Document document) {
printTime = DateTime.Now;
baseFont = BaseFont.CreateFont(BaseFont.HELVETICA, BaseFont.CP1252, BaseFont.NOT_EMBEDDED);
pdfContent = writer.DirectContent;
pageNumberTemplate = pdfContent.CreateTemplate(50, 50);
}
public override void OnStartPage(PdfWriter writer, Document document) {
base.OnStartPage(writer, document);
Rectangle pageSize = document.PageSize;
if (Title != string.Empty) {
pdfContent.BeginText();
pdfContent.SetFontAndSize(baseFont, 8);
pdfContent.SetTextMatrix(pageSize.Width / 2, pageSize.GetBottom(30));
pdfContent.ShowText(text);
pdfContent.SetFontAndSize(baseFont, 11);
pdfContent.SetRGBColorFill(0, 0, 0);
pdfContent.SetTextMatrix(pageSize.GetLeft(40), pageSize.GetTop(40));
pdfContent.ShowText(Title);
pdfContent.EndText();
pdfContent.AddTemplate(pageNumberTemplate, (pageSize.Width / 2) + len, pageSize.GetBottom(30));
pdfContent.BeginText();
pdfContent.SetFontAndSize(baseFont, 8);
pdfContent.ShowTextAligned(PdfContentByte.ALIGN_RIGHT, printTime.ToString(), pageSize.GetRight(40), pageSize.GetBottom(30), 0);
pdfContent.EndText();
}
public override void OnCloseDocument(PdfWriter writer, Document document) {
base.OnCloseDocument(writer, document);
pageNumberTemplate.BeginText();
pageNumberTemplate.SetFontAndSize(baseFont, 8);
pageNumberTemplate.SetTextMatrix(0, 0);
pageNumberTemplate.ShowText(string.Empty + (writer.PageNumber - 1));
pageNumberTemplate.EndText();
}
}
}
#endif
public override void OnEndPage(PdfWriter writer, Document document) {
base.OnEndPage(writer, document);
int pageN = writer.PageNumber;
string text = pageN + " - ";
float len = baseFont.GetWidthPoint(text, 8);
Rectangle pageSize = document.PageSize;
pdfContent = writer.DirectContent;
pdfContent.SetRGBColorFill(100, 100, 100);
pdfContent.BeginText();
pdfContent.SetFontAndSize(baseFont, 8);
pdfContent.SetTextMatrix(pageSize.Width / 2, pageSize.GetBottom(30));
pdfContent.ShowText(text);
pdfContent.EndText();
pdfContent.AddTemplate(pageNumberTemplate, (pageSize.Width / 2) + len, pageSize.GetBottom(30));
pdfContent.BeginText();
pdfContent.SetFontAndSize(baseFont, 8);
pdfContent.ShowTextAligned(PdfContentByte.ALIGN_RIGHT, printTime.ToString(), pageSize.GetRight(40), pageSize.GetBottom(30), 0);
pdfContent.EndText();
}
public override void OnCloseDocument(PdfWriter writer, Document document) {
base.OnCloseDocument(writer, document);
pageNumberTemplate.BeginText();
pageNumberTemplate.SetFontAndSize(baseFont, 8);
pageNumberTemplate.SetTextMatrix(0, 0);
pageNumberTemplate.ShowText(string.Empty + (writer.PageNumber - 1));
pageNumberTemplate.EndText();
}
#endif
}

3
Fab2ApprovalSystem/PdfGenerator/StandardPdfRenderer.cs
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@ -8,9 +8,6 @@ using System.IO;
namespace Fab2ApprovalSystem.PdfGenerator;
/// <summary>
/// This class is responsible for rendering a html text string to a PDF document using the html renderer of iTextSharp.
/// </summary>
public class StandardPdfRenderer {
private const int HorizontalMargin = 40;
private const int VerticalMargin = 40;