private static bool CheckFilter(PathNode pathNode, ContextMemberFilter filter)
{
if (filter.IsOptionSet(ContextMemberFilter.Fields) && pathNode.Info.Field != null)
{
return(true);
}
if (filter.IsOptionSet(ContextMemberFilter.Properties) && pathNode.Info.Property != null)
{
return(true);
}
if (filter.IsOptionSet(ContextMemberFilter.Methods) && pathNode.Info.Method != null)
{
return(true);
}
if (filter.IsOptionSet(ContextMemberFilter.Contexts) &&
typeof(IDataContext).IsAssignableFrom(pathNode.Type))
{
return(true);
}
if (filter.IsOptionSet(ContextMemberFilter.Triggers) && typeof(DataTrigger).IsAssignableFrom(pathNode.Type))
{
return(true);
}
return(false);
}
private static List <string> CreatePaths(PathNode pathNode, ContextMemberFilter filter, int depth)
{
var paths = new List <string>();
// Check for maximum path depth.
if (depth > MaxPathDepth)
{
return(paths);
}
// Check if node has children.
if (pathNode.Children == null)
{
return(paths);
}
foreach (var childNode in pathNode.Children)
{
// Check if node should be considered.
if (CheckFilter(childNode, filter))
{
var childName = childNode.Info.Name;
paths.Add(childName);
}
// Check if to step into child nodes.
if (filter.IsOptionSet(ContextMemberFilter.Recursive))
{
var subContextPaths = CreatePaths(childNode, filter, depth + 1);
paths.AddRange(subContextPaths.Select(subContextPath => childNode.Info.Name + "." + subContextPath));
}
}
return(paths);
}
/// <summary>
/// Returns all available paths of the specified <see cref="Context"/> type.
/// </summary>
/// <param name="type">Type of context to get paths for.</param>
/// <param name="filter">Filter to only return specific members of the context.</param>
/// <returns>List of available paths of the specified <see cref="Context"/> type.</returns>
public static List<string> GetPaths(Type type, ContextMemberFilter filter = ContextMemberFilter.All)
{
if (type == null)
{
return null;
}
var pathNode = GetPathNode(type);
return CreatePaths(pathNode, filter);
}
/// <summary>
/// Returns all available paths of the specified <see cref="IDataContext" /> type.
/// </summary>
/// <param name="type">Type of context to get paths for.</param>
/// <param name="filter">Filter to only return specific members of the context.</param>
/// <returns>List of available paths of the specified <see cref="IDataContext" /> type.</returns>
public static List <string> GetPaths(Type type, ContextMemberFilter filter = ContextMemberFilter.All)
{
if (type == null)
{
return(null);
}
var pathNode = GetPathNode(type);
return(CreatePaths(pathNode, filter, 0));
}
private static bool CheckFilter(PathNode pathNode, ContextMemberFilter filter)
{
if (filter.IsOptionSet(ContextMemberFilter.Fields) && pathNode.Info.Field != null)
{
return true;
}
if (filter.IsOptionSet(ContextMemberFilter.Properties) && pathNode.Info.Property != null)
{
return true;
}
if (filter.IsOptionSet(ContextMemberFilter.Methods) && pathNode.Info.Method != null)
{
return true;
}
if (filter.IsOptionSet(ContextMemberFilter.Contexts) && typeof(Context).IsAssignableFrom(pathNode.Type))
{
return true;
}
return false;
}
private static List<string> CreatePaths(PathNode pathNode, ContextMemberFilter filter)
{
var paths = new List<string>();
if (pathNode.Children == null)
{
return paths;
}
foreach (var childNode in pathNode.Children)
{
// Check if node should be considered.
if (CheckFilter(childNode, filter))
{
var childName = childNode.Info.Name;
paths.Add(childName);
}
// Check if to step into child nodes.
if (filter.IsOptionSet(ContextMemberFilter.Recursive))
{
var subContextPaths = CreatePaths(childNode, filter);
paths.AddRange(
subContextPaths.Select(subContextPath => childNode.Info.Name + "." + subContextPath));
}
}
return paths;
}
