How to Update Doconut

Follow these steps to update from version 1.0.5.2 or below.

.NET Framework 4.7

Web.config Configuration

The viewer requires HttpHandler to be registered via web.config file. Depending on your IIS version it can be done using the following section defined in web.config.

Below IIS 7

<httpHandlers>
  <add verb="GET,POST" path="DocImage.axd" type="Doconut.DocImageHandler, Doconut" />
</httpHandlers>

IIS 7 and above

<handlers>
  <add name="DocImage" verb="GET,POST" path="DocImage.axd" type="Doconut.DocImageHandler, Doconut" />
</handlers>

Update Register in ASPX pages

Change the assembly registration in your ASPX pages.

Old

<%@ Register Assembly="DocumentViewer" Namespace="DotnetDaddy.DocumentViewer" TagPrefix="asp" %>

New

<%@ Register Assembly="Doconut" Namespace="Doconut" TagPrefix="asp" %>

Update Control Tag

Update the control tag from DocViewer to Viewer.

Old

<asp:DocViewer ID="ctlDoc" runat="server"/>

New

<asp:Viewer ID="ctlDoc" runat="server"/>

Update Namespaces

Doconut 24.3.0 renamed the namespaces. Add the new DLLs: Doconut.dll, Doconut.Formats.dll, Doconut.Configs.dll, and Doconut.Clouds.dll.

New Usings

using Doconut;
using Doconut.Configs;
using Doconut.Formats;
using Doconut.Clouds;

Initialization

var viewer = new Viewer();

Package Dependencies

Newtonsoft.Json 13.0.3
System.Text.Encoding.CodePages 6.0.0
System.Text.Json 6.0.0

.NET Standard / Core

Update Namespaces

Doconut 24.3.0 renamed the namespaces. Add the new DLLs: Doconut.dll, Doconut.Formats.dll, Doconut.Configs.dll, and Doconut.Clouds.dll.

New Usings

using Doconut;
using Doconut.Configs;
using Doconut.Formats;
using Doconut.Clouds;

Initialization

var viewer = new Viewer();

Package Dependencies

Microsoft.Extensions.Caching.Abstractions 3.1.10
SkiaSharp 2.88.6
Newtonsoft.Json 13.0.3
System.Drawing.Common 6.0.0
System.Text.Json 6.0.0
System.Text.Encoding.CodePages 7.0.0

.NET 6 or higher

Update Namespaces

Doconut 24.3.0 renamed the namespaces. Add the new DLLs: Doconut.dll, Doconut.Formats.dll, Doconut.Configs.dll, and Doconut.Clouds.dll.

New Usings

using Doconut;
using Doconut.Configs;
using Doconut.Formats;
using Doconut.Clouds;

Initialization

var viewer = new Viewer();

Package Dependencies

Microsoft.Extensions.Caching.Abstractions 3.1.10
Newtonsoft.Json 13.0.3
SkiaSharp 2.88.6
System.Drawing.Common 7.0.0
System.Text.Encoding.CodePages 7.0.0