public string ToFileFormat()
{
var defaults = new ServerProperties();
var sb = new StringBuilder();
foreach (var p in typeof(ServerProperties).GetProperties())
{
var info = (ServerPropertyAttribute)p.GetCustomAttributes(typeof(ServerPropertyAttribute), true).SingleOrDefault();
if (info != null)
{
var val = p.GetValue(this);
if (!val.Equals(p.GetValue(defaults)))
{
sb.Append(info.Name);
sb.Append("=");
if (p.PropertyType.IsEnum)
{
sb.AppendLine(((int)val).ToString());
}
else if (p.PropertyType == typeof(bool))
{
sb.AppendLine((bool)val ? "true" : "false");
}
else
{
sb.AppendLine(val.ToString());
}
}
}
}
return(sb.ToString());
}
public static ServerProperties FromFileFormat(string fileSettings)
{
var props = new ServerProperties();
using (var tr = new StringReader(fileSettings)) {
string line;
while ((line = tr.ReadLine()) != null)
{
var i = line.IndexOf('#');
if (i >= 0)
{
line = line.Substring(0, i);
}
if (string.IsNullOrWhiteSpace(line))
{
continue;
}
i = line.IndexOf('=');
if (i > 0 && i < line.Length - 1)
{
var propName = line.Substring(0, i);
var value = line.Substring(i + 1);
var property = typeof(ServerProperties).GetProperties().SingleOrDefault(p => p.GetCustomAttributes <ServerPropertyAttribute>().SingleOrDefault()?.Name == propName);
if (property != null)
{
if (property.PropertyType.IsEnum)
{
property.SetValue(props, Enum.Parse(property.PropertyType, value));
}
else if (property.PropertyType == typeof(int))
{
if (int.TryParse(value, out var ival))
{
property.SetValue(props, ival);
}
else
{
throw new FileParseException($"Property {propName} should contain an integer");
}
}
else if (property.PropertyType == typeof(bool))
{
if (bool.TryParse(value, out var bval))
{
property.SetValue(props, bval);
}
else
{
throw new FileParseException($"Property {propName} should contain a boolean");
}
}
else
{
property.SetValue(props, value);
}
}
else
{
throw new FileParseException($"Unknown server property {propName}");
}
}
}
}
return(props);
}