private ModelRequirement toModel(DataRow dr)
{
ModelRequirement model = new ModelRequirement();
foreach (PropertyInfo propertyInfo in typeof(ModelRequirement).GetProperties())
{
if (dr[propertyInfo.Name].ToString() == "")
{
continue;
}
model.GetType().GetProperty(propertyInfo.Name).SetValue(model, dr[propertyInfo.Name], null);
}
return(model);
}
protected bool MeetsRequirements(ModelRequirements requirements, out ModelRequirement failedrequirement)
{
if(requirements != null)
{
//Loop over all requirements
foreach(ModelRequirement requirement in requirements)
{
//Ignore disabled requirements
if(requirement.Weight == 0 || requirement.Disabled)
continue;
//By default were just looking at this specific variable instance
//However if 'Global' is enabled, consider this variable on any models of this type
List<Object> currentValues = new List<Object>();
if(requirement.Global)
{
//Note: We do this check everytime, since models could have been added dynamically
if(requirement.Variable != null)
{
foreach(Model model in this.Models.FindType(requirement.Variable.Model.GetType()))
{
ModelVariables variables = model.Variables.Find(requirement.Variable.Name);
foreach (ModelVariable variable in variables)
{
currentValues.Add(variable.CachedValue);
}
}
}
else
{
currentValues.Add(true);
}
}
else
{
if(requirement.Variable == null)
throw new ModelException(this, "Variable is null?");
currentValues.Add(requirement.Variable.CachedValue);
}
//See if this requirement is met
bool matched = false;
foreach (Object value in currentValues)
{
if(requirement.Evaluate(value))
{
matched = true;
break;
}
}
//Stop on first mis-match, (ie: at least one requirement didn't match)
if(!matched)
{
//First failed requirement
//Note: This has to be order based, since production checks conditions in-order
//and will fail (and throw) according to the first one not meet
failedrequirement = requirement;
return false;
}
}
}
failedrequirement = null;
return true;
}
