/// <summary>
/// parse a xml file to a IniConfigSource.
/// </summary>
/// <param name="stream"> stream. </param>
/// <param name="source"> source. </param>
/// <param name="fileName"> (Optional) fileName. </param>
/// <returns>
/// XmlConfigSource.
/// </returns>
internal static XmlConfigSource Parse(Stream stream, XmlConfigSource source, string fileName = "")
{
if (source == null)
{
source = new XmlConfigSource {
SaveFileName = fileName
};
}
Merge(stream, source);
return(source);
}
/// <summary>
/// merge a xml file stream with an existing XmlConfigSource.
/// </summary>
/// <param name="stream"> stream. </param>
/// <param name="source"> source. </param>
/// <exception cref="ArgumentNullException"> Thrown when one or more required arguments are null. </exception>
/// <exception cref="Exception"> Thrown when an exception error condition occurs. </exception>
public static void Merge(Stream stream, XmlConfigSource source)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
if (stream.Length <= 0)
{
return;
}
XmlConfig config = null;
List <string> infos = new List <string>();
stream.Position = 0;
XmlReaderSettings settings = new XmlReaderSettings
{
CloseInput = true, ConformanceLevel = ConformanceLevel.Document, IgnoreComments = false
};
using (XmlReader reader = XmlReader.Create(stream, settings))
{
while (reader.Read())
{
switch (reader.NodeType)
{
case XmlNodeType.Element:
string comment;
switch (reader.Name.ToLower())
{
case "config":
infos.Clear();
break;
case "section":
if (reader.HasAttributes)
{
if (!reader.MoveToAttribute("name"))
{
throw new Exception("invalid section no name attribute found!");
}
string section = reader.Value;
comment = string.Empty;
if (reader.MoveToAttribute("comment"))
{
comment = reader.Value;
}
config = (XmlConfig)source.Add(section, comment);
config.Infos = infos.ToArray();
infos.Clear();
}
break;
case "item":
if (config != null)
{
if (reader.HasAttributes)
{
if (!reader.MoveToAttribute("key"))
{
throw new Exception("invalid item no key attribute found!");
}
string key = reader.Value;
if (!reader.MoveToAttribute("value"))
{
throw new Exception("invalid item no value attribute found!");
}
string value = reader.Value;
comment = string.Empty;
if (reader.MoveToAttribute("comment"))
{
comment = reader.Value;
}
config.AddKeyInternal(key, value, comment, infos.ToArray());
infos.Clear();
}
}
break;
}
break;
case XmlNodeType.Comment:
infos.Add(reader.Value);
break;
}
}
}
}
/// <summary>
/// merge a xml file with an existing XmlConfigSource.
/// </summary>
/// <param name="fileName"> fileName. </param>
/// <param name="source"> source. </param>
public static void Merge(string fileName, XmlConfigSource source)
{
Merge(new FileStream(fileName, FileMode.Open, FileAccess.Read), source);
}
