Added RichTextFormat support

Author: RobertHajbok

README.md

@@ -1,5 +1,5 @@
 ### What is WebFormsDocumentViewer?
-WebFormsDocumentViewer is a simple custom control that lets you embed documents (PDF, Word, PowerPoint and Excel) in your ASP.NET WebForms pages.
+WebFormsDocumentViewer is a simple custom control that lets you embed documents (PDF, Word, PowerPoint, Excel and RichTextFormat) in your ASP.NET WebForms pages.
 
 ### How do I get started?
 First, add a reference in your web.config to the WebFormsDocumentViewer assembly:
@@ -33,7 +33,7 @@ You can configure the following parameters of the viewer:
 * Width: sets the width of the iframe
 * Height: sets the height of the iframe
 * FilePath: path to the file to be render on the HTML page
-* TempDirectoryPath: path for the temporary converted to PDF files (see Word, PowerPoint and Excel sections below).
+* TempDirectoryPath: path for the temporary converted to PDF files (see Word, PowerPoint, Excel and RichTextFormat sections below).
 * PdfRenderer: is used by documents converted to PDFs (see below) and you can choose between [PDF.js](https://mozilla.github.io/pdf.js/) and [Adobe Reader](https://acrobat.adobe.com/uk/en/). Adobe Reader is used by default now, but this requires Adobe to be installed client-side. PDF.js is relying only on JavaScript, but the library is still developing. For further information check their websites.
 
 ### How to embed PDF documents?
@@ -79,6 +79,18 @@ You can embed an Excel document as shown below:
 If TempDirectoryPath is not supplied, the converted documents can be found in the Temp directory of the project root.
 You can additionally set the PdfRenderer parameter if you want to use PDF.js.
 
+### How to embed RichTextFormat documents?
+RichTextFormat documents are converted to PDF documents, then rendered in iframe. You should have Microsoft Office installed on the server for this to work.
+You can embed a RichTextFormat document as shown below:
+
+```html
+<cc:DocumentViewer runat="server" Width="500" Height="500" FilePath="sample.rtf" TempDirectoryPath="~/TempFiles" PdfRenderer="PdfJs" />
+```
+
+If TempDirectoryPath is not supplied, the converted documents can be found in the Temp directory of the project root.
+If PdfRenderer is not supplied, Adobe Reader is used by default.
+
+
 ### Do you have an issue?
 Have a bug or a feature request? Please search for existing and closed issues before submitting a new one. If your problem or idea is not addressed yet, please open a new issue.
 

WebFormsDocumentViewer.Tests/Converters/RtfToPdfConverterTests.cs

@@ -0,0 +1,44 @@
+using NUnit.Framework;
+using System;
+using System.IO;
+
+namespace WebFormsDocumentViewer.Converters.Tests
+{
+    [TestFixture]
+    public class RtfToPdfConverterTests
+    {
+        [Test]
+        [Category("INTEGRATION")]
+        public void Convert_When_RtfFileNotFound_Then_NullIsRetuned()
+        {
+            RtfToPdfConverter converter = new RtfToPdfConverter();
+            string newFilePath = converter.Convert("test.rtf", "Temp", "");
+            Assert.That(newFilePath, Is.Null);
+        }
+
+        [Test]
+        [Category("INTEGRATION")]
+        public void Convert_When_RtfFileIsFound_Then_NewFilePathIsReturned()
+        {
+            RtfToPdfConverter converter = new RtfToPdfConverter();
+            string root = Path.GetDirectoryName(Path.GetDirectoryName(TestContext.CurrentContext.TestDirectory));
+            string newFilePath = converter.Convert("Samples\\sample.rtf", "Temp", root);
+            Assert.That(newFilePath, Is.Not.Null);
+            Assert.That(Path.GetExtension(newFilePath), Is.EqualTo(".pdf"));
+        }
+
+        [Test]
+        [Category("INTEGRATION")]
+        public void Convert_When_RtfDestinationPathDoesNotExist_Then_DirectoryIsCreated()
+        {
+            string currentDateSpan = DateTime.Now.Ticks.ToString();
+            RtfToPdfConverter converter = new RtfToPdfConverter();
+            string root = Path.GetDirectoryName(Path.GetDirectoryName(TestContext.CurrentContext.TestDirectory));
+
+            Assert.That(Directory.Exists(Path.Combine(root, "Temp" + currentDateSpan)), Is.False);
+            converter.Convert("Samples\\sample.rtf", "Temp" + currentDateSpan, root);
+            Assert.That(Directory.Exists(Path.Combine(root, "Temp" + currentDateSpan)), Is.True);
+            Directory.Delete(Path.Combine(root, "Temp" + currentDateSpan), true);
+        }
+    }
+}

WebFormsDocumentViewer.Tests/Infrastructure/ConverterFactoryTests.cs

@@ -16,6 +16,7 @@ public void GetConverter_When_ConverterIsRequested_Then_FactoryReturnsCorrectIns
             Assert.That(ConverterFactory.GetConverter(SupportedExtensions.pptx), Is.TypeOf<PowerPointToPdfConverter>());
             Assert.That(ConverterFactory.GetConverter(SupportedExtensions.xls), Is.TypeOf<ExcelToHtmlConverter>());
             Assert.That(ConverterFactory.GetConverter(SupportedExtensions.xlsx), Is.TypeOf<ExcelToHtmlConverter>());
+            Assert.That(ConverterFactory.GetConverter(SupportedExtensions.rtf), Is.TypeOf<RtfToPdfConverter>());
         }
     }
 }