public static string GetPropertyValue(this Microsoft.Deployment.WindowsInstaller.Session session, string propName, string featureName, bool tryWithoutFeature)
{
string featurePropName = propName;
if (
!string.IsNullOrEmpty(featureName) && // if belongs to a feature
propName.Equals(propName.ToUpper()) // if it is a public property (upper case)
)
{
featurePropName = string.Format("{0}_{1}", propName, featureName);
}
Func <string, string> valueGetter = (name) =>
{
if (session.IsInDeferredMode())
{
return(session.CustomActionData[name]);
}
else
{
return(session[name]);
}
};
var ret = valueGetter(featurePropName);
if (string.IsNullOrEmpty(ret) && !featurePropName.Equals(propName))
{
ret = valueGetter(propName);
}
return(ret);
}
public static void SetPropertyValue(this Microsoft.Deployment.WindowsInstaller.Session session, string propName, string propValue)
{
if (session.IsInDeferredMode())
{
session.CustomActionData[propName] = propValue;
}
else
{
session[propName] = propValue;
}
}