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Sonarr/NzbDrone.Common/IConfigFileProvider.cs
2013-05-21 17:58:57 -07:00

152 lines
4.4 KiB
C#

using System;
using System.IO;
using System.Linq;
using System.Xml.Linq;
using NzbDrone.Common.Model;
namespace NzbDrone.Common
{
public interface IConfigFileProvider
{
Guid Guid { get; }
int Port { get; set; }
bool LaunchBrowser { get; set; }
AuthenticationType AuthenticationType { get; set; }
string BasicAuthUsername { get; set; }
string BasicAuthPassword { get; set; }
int GetValueInt(string key, int defaultValue);
bool GetValueBoolean(string key, bool defaultValue);
string GetValue(string key, object defaultValue);
void SetValue(string key, object value);
}
public class ConfigFileProvider : IConfigFileProvider
{
private readonly IEnvironmentProvider _environmentProvider;
private readonly string _configFile;
public ConfigFileProvider(IEnvironmentProvider environmentProvider)
{
_environmentProvider = environmentProvider;
_configFile = _environmentProvider.GetConfigPath();
CreateDefaultConfigFile();
}
public virtual Guid Guid
{
get
{
var key = "Guid";
if (string.IsNullOrWhiteSpace(GetValue(key, string.Empty)))
{
SetValue(key, Guid.NewGuid().ToString());
}
return Guid.Parse(GetValue(key, string.Empty));
}
}
public virtual int Port
{
get { return GetValueInt("Port", 8989); }
set { SetValue("Port", value); }
}
public virtual bool LaunchBrowser
{
get { return GetValueBoolean("LaunchBrowser", true); }
set { SetValue("LaunchBrowser", value); }
}
public virtual AuthenticationType AuthenticationType
{
get { return GetValueEnum("AuthenticationType", AuthenticationType.Anonymous); }
set { SetValue("AuthenticationType", value); }
}
public virtual string BasicAuthUsername
{
get { return GetValue("BasicAuthUsername", ""); }
set { SetValue("BasicAuthUsername", value); }
}
public virtual string BasicAuthPassword
{
get { return GetValue("BasicAuthPassword", ""); }
set { SetValue("BasicAuthPassword", value); }
}
public virtual int GetValueInt(string key, int defaultValue)
{
return Convert.ToInt32(GetValue(key, defaultValue));
}
public virtual bool GetValueBoolean(string key, bool defaultValue)
{
return Convert.ToBoolean(GetValue(key, defaultValue));
}
private T GetValueEnum<T>(string key, T defaultValue)
{
return (T)Enum.Parse(typeof(T), GetValue(key, defaultValue), true);
}
public virtual string GetValue(string key, object defaultValue)
{
var xDoc = XDocument.Load(_configFile);
var config = xDoc.Descendants("Config").Single();
var parentContainer = config;
var valueHolder = parentContainer.Descendants(key).ToList();
if (valueHolder.Count() == 1)
return valueHolder.First().Value;
//Save the value
SetValue(key, defaultValue);
//return the default value
return defaultValue.ToString();
}
public virtual void SetValue(string key, object value)
{
var xDoc = XDocument.Load(_configFile);
var config = xDoc.Descendants("Config").Single();
var parentContainer = config;
var keyHolder = parentContainer.Descendants(key);
if (keyHolder.Count() != 1)
parentContainer.Add(new XElement(key, value));
else
parentContainer.Descendants(key).Single().Value = value.ToString();
xDoc.Save(_configFile);
}
private void SetValue(string key, Enum value)
{
SetValue(key, value.ToString().ToLower());
}
private void CreateDefaultConfigFile()
{
if (!File.Exists(_configFile))
{
var xDoc = new XDocument(new XDeclaration("1.0", "utf-8", "yes"));
xDoc.Add(new XElement("Config"));
xDoc.Save(_configFile);
}
}
}
}