private static DeliveryResult IsDBValid(string destinationPath, string extractPath)
{
Dbconfiguration NewConfig = null;
Dbconfiguration OldConfig = null;
if (!CheckConfigurations(ref NewConfig, ref OldConfig, destinationPath, extractPath))
{
return(DeliveryResult.InvalidFiles);
}
if (!CheckCompatibility(NewConfig, extractPath))
{
return(DeliveryResult.InvalidCompatibility);
}
if (!CheckVersion(NewConfig, OldConfig, extractPath))
{
return(DeliveryResult.InvalidVersion);
}
if (!CheckFiles(extractPath))
{
return(DeliveryResult.InvalidFiles);
}
return(DeliveryResult.Ok);
}
private static Boolean CheckVersion(Dbconfiguration NewConfig, Dbconfiguration OldConfig, string extractPath)
{
if (NewConfig.Version <= OldConfig.Version)
{
var message = "Downgrading database version: current version = " + OldConfig.Version + ", new version = " + NewConfig.Version;
Catcher(message, extractPath);
return(false);
}
return(true);
}
private static Boolean CheckCompatibility(Dbconfiguration NewConfig, string extractPath)
{
if (NewConfig.Compatibility != FeatureManagerCompatibility.Compatibility)
{
var message = "Input Database is not compatible with current software: current software compatiblity = " + FeatureManagerCompatibility.Compatibility
+ ", Database compatibility = " + NewConfig.Compatibility + ". Database cannot be loaded.";
Catcher(message, extractPath);
return(false);
}
return(true);
}
private static Boolean CheckConfigurations(ref Dbconfiguration NewConfig, ref Dbconfiguration OldConfig, string destinationPath, string extractPath)
{
try
{
NewConfig = Provider.LoadFromFile <Dbconfiguration>(extractPath + "\\" + FeatureManagerCompatibility.ConfigurationFileName);
OldConfig = Provider.LoadFromFile <Dbconfiguration>(destinationPath + "\\" + FeatureManagerCompatibility.ConfigurationFileName);
if (NewConfig == null || OldConfig == null)
{
throw new Exception("Loaded null configurations");
}
}
catch (Exception ex)
{
var message = "Input Database cannote be porperly loaded: " + ex.Message;
Catcher(message, extractPath);
return(false);
}
return(true);
}