using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Xml.Serialization;

using System.Xml;

using System.IO;

using System.Diagnostics;

using System.Collections.ObjectModel;

using System.Threading;

using System.ComponentModel;

using System.Xml.Linq;

using System.Reflection;

using System.Data;

using System.Xml.Schema;

using System.Text.RegularExpressions;

using System.Net;

using System.Xml.XPath;

using System.Globalization;

using System.ComponentModel.DataAnnotations;

using System.Collections;

using System.Runtime.InteropServices;

using System.Runtime.Serialization;

​

// https://stackoverflow.com/questions/45766597/c-deserialize-xml-with-xmlserializer-where-xmlelement-names-differ-but-have-sa

​

    [XmlRoot("Objects", Namespace = "http://foo")]

    public class DeactivationsXml

    {

        [XmlElement("Group")]

        public DeactivationsGroup[] Groups { get; set; }

    }

​

    [Serializable()]

    public class DeactivationsGroup

    {

        public DeactivationsGroup() { this.GroupNames = new Dictionary<string, GroupName>(); }

​

        [XmlIgnore]

        public Dictionary<string, GroupName> GroupNames { get; set; }

​

        public int Level { get; set; }

​

        [XmlAttribute]

        public byte index { get; set; }

​

        [XmlAnyElement]

        [Browsable(false), EditorBrowsable(EditorBrowsableState.Never), DebuggerBrowsable(DebuggerBrowsableState.Never)]

        public XElement[] XmlGroupNames

        {

            get

            {

                return GroupNames.SerializeToXElements("http://foo");

            }

            set

            {

                if (value == null || value.Length < 1)

                    return;

                foreach (var pair in value.DeserializeFromXElements<GroupName>())

                {

                    GroupNames.Add(pair.Key, pair.Value);

                }

            }

        }

    }

​

    public class GroupName

    {

        [XmlElement("GroupName")]

        public string Name { get; set; }

​

        [XmlAttribute]

        public string Attribute { get; set; }

    }

​

    public static class XmlKeyValueListHelper

    {

        const string RootLocalName = "Root";

​

        public static XElement [] SerializeToXElements<T>(this IEnumerable<KeyValuePair<string, T>> dictionary, XNamespace ns)

        {

            if (dictionary == null)

                return null;

            ns = ns ?? "";

            var serializer = XmlSerializerFactory.Create(typeof(T), RootLocalName, ns.NamespaceName);

            var array = dictionary

                .Select(p => new { p.Key, Value = p.Value.SerializeToXElement(serializer, true) })

                // Fix name and remove redundant xmlns= attributes.  XmlWriter will add them back if needed.

                .Select(p => new XElement(ns + p.Key, p.Value.Attributes().Where(a => !a.IsNamespaceDeclaration), p.Value.Elements()))

                .ToArray();

            return array;

        }

​

        public static IEnumerable<KeyValuePair<string, T>> DeserializeFromXElements<T>(this IEnumerable<XElement> elements)

        {

            if (elements == null)

                yield break;

            XmlSerializer serializer = null;

            XNamespace ns = null;

            foreach (var element in elements)

            {

                if (serializer == null || element.Name.Namespace != ns)

                {

                    ns = element.Name.Namespace;

                    serializer = XmlSerializerFactory.Create(typeof(T), RootLocalName, ns.NamespaceName);

                }

                var elementToDeserialize = new XElement(ns + RootLocalName, element.Attributes(), element.Elements());

                yield return new KeyValuePair<string, T>(element.Name.LocalName, elementToDeserialize.Deserialize<T>(serializer));

            }

        }

​

        public static XmlSerializerNamespaces NoStandardXmlNamespaces()

        {

            var ns = new XmlSerializerNamespaces();

            ns.Add("", ""); // Disable the xmlns:xsi and xmlns:xsd lines.

            return ns;

        }

​

        public static XElement SerializeToXElement<T>(this T obj)

        {

            return obj.SerializeToXElement(null, NoStandardXmlNamespaces());

        }

​

        public static XElement SerializeToXElement<T>(this T obj, XmlSerializerNamespaces ns)

        {

            return obj.SerializeToXElement(null, ns);

        }

​

        public static XElement SerializeToXElement<T>(this T obj, XmlSerializer serializer, bool omitStandardNamespaces)

        {

            return obj.SerializeToXElement(serializer, (omitStandardNamespaces ? NoStandardXmlNamespaces() : null));

        }

​

        public static XElement SerializeToXElement<T>(this T obj, XmlSerializer serializer, XmlSerializerNamespaces ns)

        {

            var doc = new XDocument();

            using (var writer = doc.CreateWriter())

                (serializer ?? new XmlSerializer(obj.GetType())).Serialize(writer, obj, ns);

            var element = doc.Root;

            if (element != null)

                element.Remove();

            return element;

        }

​

        public static T Deserialize<T>(this XContainer element, XmlSerializer serializer)

        {

            using (var reader = element.CreateReader())

            {

                object result = (serializer ?? new XmlSerializer(typeof(T))).Deserialize(reader);

                return (T)result;

            }

        }

    }

​

    public static class XmlSerializerFactory

    {

        // To avoid a memory leak the serializer must be cached.

        // https://stackoverflow.com/questions/23897145/memory-leak-using-streamreader-and-xmlserializer

        // This factory taken from 

        // https://stackoverflow.com/questions/34128757/wrap-properties-with-cdata-section-xml-serialization-c-sharp/34138648#34138648

​

        readonly static Dictionary<Tuple<Type, string, string>, XmlSerializer> cache;

        readonly static object padlock;

​

        static XmlSerializerFactory()

        {

            padlock = new object();

            cache = new Dictionary<Tuple<Type, string, string>, XmlSerializer>();

        }

​

        public static XmlSerializer Create(Type serializedType, string rootName, string rootNamespace)

        {

            if (serializedType == null)

                throw new ArgumentNullException();

            if (rootName == null && rootNamespace == null)

                return new XmlSerializer(serializedType);

            lock (padlock)

            {

                XmlSerializer serializer;

                var key = Tuple.Create(serializedType, rootName, rootNamespace);

                if (!cache.TryGetValue(key, out serializer))

                    cache[key] = serializer = new XmlSerializer(serializedType, new XmlRootAttribute { ElementName = rootName, Namespace = rootNamespace });

                return serializer;

            }

        }

    }

​

    class TestClass

    {

        public void Parse()

        {

            string xml = "<?xml version=\"1.0\" encoding=\"utf-8\"?>" +

        "    <Objects xmlns=\"http://foo\">" +

        "       <Group index=\"1\">" +

        "           <de Attribute=\"a\">" +

        "               <GroupName>ANTRIEB</GroupName>" +

        "           </de>" +

        "           <en Attribute=\"b\">" +

        "               <GroupName>missing translation!</GroupName>" +

        "           </en>" +

        "           <Level>2</Level>" +

        "       </Group>" +

        "       <Group index=\"2\">" +

        "           <de Attribute=\"c\">" +

        "               <GroupName>BREMSEN</GroupName>" +

        "           </de>" +

        "           <Level>3</Level>" +

        "       </Group>" +

        "    </Objects>";

​

            XmlSerializer serializer = new XmlSerializer(typeof(DeactivationsXml));

​

            using (TextReader fileStream = new StringReader(xml))

            {

                var result = (DeactivationsXml)serializer.Deserialize(fileStream);

​

                var newXml = result.GetXml();

​

                ConsoleAndDebug.WriteLine("Deserialized and re-serialized XML: ");

                ConsoleAndDebug.WriteLine(newXml);

            }

        }

    }

​

    public class AssertionFailedException : System.Exception

    {

        public AssertionFailedException() : base() { }

​

        public AssertionFailedException(string s) : base(s) { }

    }

​

    public static class Assert

    {

        public static void IsTrue(bool value)

        {

            IsTrue(value, "failed");

        }

​

        public static void IsTrue(bool value, string message)

        {

            if (value == false)

                throw new AssertionFailedException(message ?? "failed");

        }

    }

​

    public static class ConsoleAndDebug

    {

        public static void WriteLine(object s)

        {

            Console.WriteLine(s);

            Debug.WriteLine(s);

        }

    }

​

    public static class XmlSerializationHelper

    {

        public static T LoadFromXml<T>(this string xmlString, XmlSerializer serial = null)

        {

            serial = serial ?? new XmlSerializer(typeof(T));

            T returnValue = default(T);

            using (StringReader reader = new StringReader(xmlString))

            {

                object result = serial.Deserialize(reader);

                if (result is T)

                {

                    returnValue = (T)result;

                }

            }

            return returnValue;

        }

​

        public static string GetXml<T>(this T obj, bool omitStandardNamespaces)

        {

            return obj.GetXml(null, omitStandardNamespaces);

        }

        public static string GetXml<T>(this T obj, XmlSerializer serializer = null, bool omitStandardNamespaces = false)

        {

            XmlSerializerNamespaces ns = null;

            if (omitStandardNamespaces)

            {

                ns = new XmlSerializerNamespaces();

                ns.Add("", ""); // Disable the xmlns:xsi and xmlns:xsd lines.

            }           

            using (var textWriter = new StringWriter())

            {

                var settings = new XmlWriterSettings() { Indent = true }; // For cosmetic purposes.

                using (var xmlWriter = XmlWriter.Create(textWriter, settings))

                    (serializer ?? new XmlSerializer(obj.GetType())).Serialize(xmlWriter, obj, ns);

                return textWriter.ToString();

            }

        }

    }

    public class Program

    {

        public static void Main()

        {

            Console.WriteLine("Environment version: " + Environment.Version);

            Console.WriteLine();

​

            new TestClass().Parse();

        }

    }

​