public Task <IEnumerable <LDAPEntry> > Search(SearchLDAPEntriesParameter parameter)
{
IEnumerable <LDAPEntry> result = null;
var level = parameter.BaseDistinguishedName.ComputeLevel();
switch (parameter.Scope)
{
case SearchScopeTypes.BaseObject:
result = _entries.Where(r => r.DistinguishedName == parameter.BaseDistinguishedName);
break;
case SearchScopeTypes.SingleLevel:
result = _entries.Where(r => r.DistinguishedName.EndsWith(parameter.BaseDistinguishedName) && r.Level == level + 1);
break;
case SearchScopeTypes.WholeSubtree:
result = _entries.Where(r => r.DistinguishedName.EndsWith(parameter.BaseDistinguishedName));
break;
}
if (parameter.Filter != null)
{
var exprTree = (Expression <Func <LDAPEntry, bool> >)BuildExpression(parameter.Filter);
var compiledExprTree = exprTree.Compile();
result = result.Where(compiledExprTree);
}
if (parameter.SizeLimit > 0)
{
result = result.Take(parameter.SizeLimit);
}
return(Task.FromResult(result));
}
private static SearchLDAPEntriesParameter Build(SearchRequest searchRequest)
{
var result = new SearchLDAPEntriesParameter
{
SizeLimit = searchRequest.SizeLimit.Value,
BaseDistinguishedName = searchRequest.BaseObject.Value,
Scope = (SearchScopeTypes)searchRequest.Scope.Value,
Filter = Build(searchRequest.Filter)
};
return(result);
}
