sharplib/cfg/Config.cs
2021-06-17 01:48:02 -07:00

167 lines
3.2 KiB
C#

using System;
using System.IO;
using System.Xml;
using System.Reflection;
namespace lib
{
public class DescAttribute: Attribute
{
public string Desc { get; private set; }
public DescAttribute( string desc )
{
Desc = desc;
}
}
[Serializable]
public class ConfigCfg: Config
{
public readonly bool writeOutTemplateFiles = true;
}
[Serializable]
public class Config
{
/*
static public Config Load( string filename )
{
return null;
}
*/
static ConfigCfg s_cfg = new ConfigCfg();
static public void startup( string filename )
{
res.Mgr.register<Config>( load );
res.Mgr.registerSub( typeof( Config ) );
s_cfg = Config.load<ConfigCfg>( filename );
}
#region SaveLoad
/*
static public res.Ref<Config> res_load( string filename )
{
return new res.Ref<Config>( filename, load( filename ) );
}
*/
static public T res_load<T>( string filename ) where T : Config
{
return load<T>( filename );
}
/*
static public ResRefConfig res_load( string filename, Type t )
{
return new ResRefConfig( filename, load( filename, t ) );
}
*/
static public Config load( string filename )
{
return load( filename, null );
}
static public T load<T>( string filename ) where T : Config
{
return (T)load( filename, typeof( T ) );
}
static public Config load( string filename, Type t )
{
Config cfg = null;
try
{
FileStream fs = new FileStream(filename, FileMode.Open, FileAccess.Read);
XmlFormatter2 formatter = new XmlFormatter2();
cfg = (Config)( t != null ? formatter.DeserializeKnownType( fs, t ) : formatter.Deserialize( fs ) );
cfg.SetFilename( filename );
}
catch( FileNotFoundException )
{
Type[] types = new Type[0];
object[] parms = new object[0];
//types[ 0 ] = typeof( string );
//parms[ 0 ] = filename;
ConstructorInfo cons = t?.GetConstructor(types);
try
{
cfg = (Config)cons?.Invoke( parms );
}
catch( Exception e )
{
log.error( $"Exception while creating config {t.ToString()}, Msg {e.Message}" );
}
//cfg.SetFilename( filename );
if( s_cfg.writeOutTemplateFiles )
{
var templateFile = $"templates/{filename}";
var dirName = Path.GetDirectoryName(templateFile);
lib.Util.checkAndAddDirectory( dirName );
log.info( $"Writing out template config of type {t?.Name} in {templateFile}" );
Config.save( cfg, templateFile );
}
}
return cfg;
}
static public void save( Config cfg )
{
Config.save( cfg, cfg.m_filename );
}
static public void save( Config cfg, String filename )
{
FileStream fs = new FileStream(filename, FileMode.Create, FileAccess.Write);
XmlFormatter2 formatter = new XmlFormatter2();
formatter.Serialize( fs, cfg );
fs.Close();
}
#endregion
private string m_filename = "";
public Config()
{
}
public Config( string filename )
{
m_filename = filename;
}
public String Filename { get { return m_filename; } }
protected void SetFilename( String filename ) { m_filename = filename; }
}
}