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/46415814/remove-namespace-attribute-from-xml-node-in-serialized-value

​

    [XmlRoot("OutlTxt", Namespace = OutlineText.Namespace)]

    public class OutlineText : IXmlSerializable

    {

        public const string Namespace = "http://www.mynamespace/09262017";

​

        private string _value;

​

        // For debugging purposes.

        internal string InnerValue { get { return _value; } }

​

        static string EscapeTextValue(string text)

        {

            return Regex.Replace(text, @"[\a\b\f\n\r\t\v\\""'&<>]", m => string.Join(string.Empty, m.Value.Select(c => string.Format("&#x{0:X};", Convert.ToInt32(c))).ToArray()));

        }

​

        public OutlineText() // Needs to be public on dotnetfiddle for security reasons

        { }

​

        public OutlineText(string text)

        {

            _value = text;

        }

​

        #region IXmlSerializable Members

​

        XmlSchema IXmlSerializable.GetSchema()

        {

            return null;

        }

​

        void IXmlSerializable.ReadXml(XmlReader reader)

        {

            _value = ((XElement)XNode.ReadFrom(reader)).Value;

        }

​

        void IXmlSerializable.WriteXml(XmlWriter writer)

        {

            var escapedValue = EscapeTextValue(_value);

            var nestedXml = string.Format("<p style=\"text-align:left;margin-top:0pt;margin-bottom:0pt;\"><span>{0}</span></p>", escapedValue);

            writer.WriteRaw(nestedXml);

        }

​

        #endregion

    }

​

    [XmlRoot("Container", Namespace = OutlineText.Namespace)]

    public class Container

    {

        public OutlineText [] Text { get; set; }

​

        public string ZZValue { get; set; }

    }

​

    class TestClass

    {

        public static void Test()

        {

            Test(@"SUBSTA SF6 CIRCUIT BKR CONC FDN ""C""");

​

            Test(@"");

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            Test(@"<");

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            Test(@">");

            TestContainer(@"SUBSTA SF6 CIRCUIT BKR CONC FDN ""C""");

​

            Console.WriteLine("\nDone.");

        }

        static void Test(string innerValue)

        {

            Console.WriteLine(string.Format("\nTesting {0} with input Value \"{1}\"", typeof(OutlineText), innerValue));

​

            var outlineText = new OutlineText(innerValue);

​

            var xml = outlineText.GetXml();

​

            Console.WriteLine(string.Format("\nSerialized {0}:", outlineText));

            Console.WriteLine(xml);

​

            var outlineText2 = xml.LoadFromXml<OutlineText>();

            var xml2 = outlineText2.GetXml();

​

            Console.WriteLine(string.Format("Re-serialized {0}:", outlineText2));

            Console.WriteLine(xml2);

​

            Assert.IsTrue(outlineText.InnerValue == outlineText2.InnerValue);

        }

​

        static void TestContainer(string innerValue)

        {

            Console.WriteLine(string.Format("\nTesting {0} with input Value \"{1}\"", typeof(Container), innerValue));

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            var outlineText = new OutlineText(innerValue);

            var container = new Container { Text = new[] { outlineText }, ZZValue = "zz value" };

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            var xml = container.GetXml();

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            Console.WriteLine(string.Format("\nSerialized {0}:", outlineText));

            Console.WriteLine(xml);

​

            var container2 = xml.LoadFromXml<Container>();

​

            var xml2 = container2.GetXml();

            Console.WriteLine(string.Format("Re-serialized {0}:", container2));

            Console.WriteLine(xml2);

​

            Assert.IsTrue(container.ZZValue == container2.ZZValue);

            Assert.IsTrue(container.Text.Select(t => t.InnerValue).SequenceEqual(container2.Text.Select(t => t.InnerValue)));

        }

    }

​

    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 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();

​

            TestClass.Test();

        }

    }

​