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/* UserSettingService.cs $
This file is part of the HandBrake source code.
Homepage: <http://handbrake.fr>.
It may be used under the terms of the GNU General Public License. */
namespace HandBrake.ApplicationServices.Services
{
using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.IO;
using System.Xml.Serialization;
using HandBrake.ApplicationServices.Collections;
using HandBrake.ApplicationServices.Exceptions;
using HandBrake.ApplicationServices.Services.Interfaces;
/// <summary>
/// The User Setting Serivce
/// </summary>
public class UserSettingService : IUserSettingService
{
/// <summary>
/// The Settings File
/// </summary>
private readonly string settingsFile = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\HandBrake\\settings.xml";
/// <summary>
/// The XML Serializer
/// </summary>
readonly XmlSerializer serializer = new XmlSerializer(typeof(SerializableDictionary<string, object>));
/// <summary>
/// The User Settings
/// </summary>
private SerializableDictionary<string, object> userSettings;
/// <summary>
/// Initializes a new instance of the <see cref="UserSettingService"/> class.
/// </summary>
public UserSettingService()
{
this.Load();
if (userSettings == null || userSettings.Count == 0)
{
this.LoadDefaults();
}
}
/// <summary>
/// Set the specified user setting.
/// </summary>
/// <param name="name">
/// Name of the property
/// </param>
/// <param name="value">
/// The value to store.
/// </param>
public void SetUserSetting(string name, object value)
{
this.userSettings[name] = value;
this.Save();
}
/// <summary>
/// Get user setting for a given key.
/// </summary>
/// <param name="name">
/// The name.
/// </param>
/// <typeparam name="T">
/// The Type of the setting
/// </typeparam>
/// <returns>
/// The user setting
/// </returns>
public T GetUserSetting<T>(string name)
{
if (this.userSettings.ContainsKey(name))
{
return (T)this.userSettings[name];
}
return default(T);
}
/// <summary>
/// Get an StringCollection type user setting
/// </summary>
/// <param name="name">
/// The setting name
/// </param>
/// <returns>
/// The settings value
/// </returns>
public StringCollection GetUserSettingStringCollection(string name)
{
return (StringCollection)this.userSettings[name];
}
/// <summary>
/// Save the User Settings
/// </summary>
private void Save()
{
using (FileStream strm = new FileStream(this.settingsFile, FileMode.Create, FileAccess.Write))
{
serializer.Serialize(strm, this.userSettings);
}
}
/// <summary>
/// Load the User Settings
/// </summary>
private void Load()
{
try
{
if (File.Exists(this.settingsFile))
{
using (StreamReader reader = new StreamReader(this.settingsFile))
{
SerializableDictionary<string, object> data = (SerializableDictionary<string, object>)serializer.Deserialize(reader);
this.userSettings = data;
}
}
}
catch (Exception exc)
{
throw new GeneralApplicationException(
"HandBrake has detected corruption in the settings file. User settings will now be reset to defaults.",
"Please restart HandBrake before continuing.",
exc);
}
}
/// <summary>
/// Load Default Settings
/// </summary>
private void LoadDefaults()
{
// TODO, maybe extract this out to a file.
userSettings = new SerializableDictionary<string, object>();
userSettings[UserSettingConstants.X264Step] = 0.25;
userSettings[UserSettingConstants.Verbosity] = 1;
userSettings[UserSettingConstants.WhenCompleteAction] = "Do Nothing";
userSettings[UserSettingConstants.GrowlEncode] = false;
userSettings[UserSettingConstants.GrowlQueue] = false;
userSettings[UserSettingConstants.ProcessPriority] = "Below Normal";
userSettings[UserSettingConstants.PreventSleep] = true;
userSettings[UserSettingConstants.ShowCLI] = false;
userSettings[UserSettingConstants.SaveLogToCopyDirectory] = false;
userSettings[UserSettingConstants.SaveLogWithVideo] = false;
userSettings[UserSettingConstants.DisableLibDvdNav] = false;
userSettings[UserSettingConstants.SendFile] = false;
userSettings[UserSettingConstants.MinScanDuration] = 10;
userSettings[UserSettingConstants.HandBrakeBuild] = 0;
userSettings[UserSettingConstants.HandBrakeVersion] = string.Empty;
}
}
}
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