public bool HasValidSettings()
{
using (var db = SecureChatDataContext.Create())
{
var configProperties = typeof(IServerConfiguration).GetProperties();
if (configProperties.Any(configProperty => !db.ServerSettings.Any(s => s.KeyName == configProperty.Name)))
{
return(false);
}
}
return(true);
}
public async Task <bool> CanConnectToDatabase()
{
try
{
return(await Task.Run(() =>
{
using (var db = SecureChatDataContext.Create())
{
return db.DatabaseExists();
}
}));
}
catch (Exception ex)
{
System.Diagnostics.EventLog.WriteEntry(Assembly.GetExecutingAssembly().GetName().FullName, "Database connection failed: " + ex.Message, EventLogEntryType.Error);
}
return(false);
}
public void SaveServerConfiguration(IServerConfiguration serverConfiguration)
{
serverConfiguration.LastSave = DateTime.Now;
using (var db = SecureChatDataContext.Create())
{
var configProperties = serverConfiguration.GetType().GetProperties();
foreach (PropertyInfo configProperty in configProperties)
{
var setting = db.ServerSettings.FirstOrDefault(k => k.KeyName == configProperty.Name);
if (setting == null)
{
setting = new ServerSetting();
db.ServerSettings.InsertOnSubmit(setting);
}
setting.KeyName = configProperty.Name;
setting.Value = configProperty.GetValue(serverConfiguration).ToString();
if (configProperty.GetMethod.ReturnType == typeof(int))
{
setting.DataType = (int)SettingDataTypes.sInt;
}
else if (configProperty.GetMethod.ReturnType == typeof(string))
{
setting.DataType = (int)SettingDataTypes.sString;
}
else if (configProperty.GetMethod.ReturnType == typeof(bool))
{
setting.DataType = (int)SettingDataTypes.sBool;
}
else if (configProperty.GetMethod.ReturnType == typeof(DateTime))
{
setting.DataType = (int)SettingDataTypes.sDatetime;
}
else
{
setting.DataType = (int)SettingDataTypes.sUnknown;
}
db.SubmitChanges();
}
}
}
private IServerConfiguration GetServerConfigurationFromDb()
{
ServerConfiguration serverConf = new ServerConfiguration();
using (var db = SecureChatDataContext.Create()){
var configProperties = serverConf.GetType().GetProperties();
foreach (PropertyInfo configProperty in configProperties)
{
var setting = db.ServerSettings.FirstOrDefault(k => k.KeyName == configProperty.Name);
if (setting != null)
{
SettingDataTypes settingDataType = (SettingDataTypes)Enum.Parse(typeof(SettingDataTypes), setting.DataType.ToString());
switch (settingDataType)
{
case SettingDataTypes.sInt:
int iTmp = int.Parse(setting.Value);
configProperty.SetValue(serverConf, iTmp);
break;
case SettingDataTypes.sString:
configProperty.SetValue(serverConf, setting.Value);
break;
case SettingDataTypes.sBool:
bool bTmp = bool.Parse(setting.Value);
configProperty.SetValue(serverConf, bTmp);
break;
case SettingDataTypes.sDatetime:
DateTime sDateTmp = DateTime.Parse(setting.Value);
configProperty.SetValue(serverConf, sDateTmp);
break;
default:
throw new ArgumentOutOfRangeException();
}
}
}
}
return(serverConf);
}
