OfficeTool/Services/OdtXmlGenerator.cs

using System.Xml.Linq;
using InstaSoftOfficeTool.Models;

namespace InstaSoftOfficeTool.Services
{
    public static class OdtXmlGenerator
    {
        public static string Generate(InstallConfig config)
        {
            var product = new XElement("Product",
                new XAttribute("ID", config.Edition.ProductId));

            if (!string.IsNullOrWhiteSpace(config.ProductKey))
            {
                product.Add(new XAttribute("PIDKEY", config.ProductKey.Replace("-", "").Trim()));
            }

            product.Add(new XElement("Language", new XAttribute("ID", config.Language)));

            foreach (var app in config.ExcludedApps)
            {
                product.Add(new XElement("ExcludeApp", new XAttribute("ID", app)));
            }

            var add = new XElement("Add",
                new XAttribute("OfficeClientEdition", config.Architecture),
                new XAttribute("Channel", config.Edition.Channel),
                product);

            var configuration = new XElement("Configuration",
                add,
                new XElement("Display",
                    new XAttribute("Level", "Full"),
                    new XAttribute("AcceptEULA", "TRUE")),
                new XElement("Property",
                    new XAttribute("Name", "FORCEAPPSHUTDOWN"),
                    new XAttribute("Value", "TRUE")));

            var doc = new XDocument(new XDeclaration("1.0", "utf-8", null), configuration);
            return doc.Declaration + "\n" + doc.Root;
        }

        public static string GenerateRemoveAll()
        {
            var configuration = new XElement("Configuration",
                new XElement("Remove", new XAttribute("All", "TRUE")),
                new XElement("Display",
                    new XAttribute("Level", "Full"),
                    new XAttribute("AcceptEULA", "TRUE")));

            var doc = new XDocument(new XDeclaration("1.0", "utf-8", null), configuration);
            return doc.Declaration + "\n" + doc.Root;
        }
    }
}