/// <summary>
/// 获取指定Page页面中控件域上定义的权限点信息列表。如果没有定义则返回空列表
/// </summary>
public IList<PermissionPoint> GetPoints(Page page, Func<PermissionPoint, bool> predicate)
{
FieldInfo[] fields = page.GetType().GetFields(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
IList<PermissionPoint> points = new List<PermissionPoint>();
foreach (FieldInfo info in fields)
{
if (info.FieldType.IsSubclassOf(typeof(Control)) && info.GetCustomAttributes(typeof(PermissionPointAttribute), false).Length != 0)
{
//在控件字段上定义了PermissionPointAttribute元特性(目前只支持一个）
PermissionPointAttribute pattr = (PermissionPointAttribute)info.GetCustomAttributes(typeof(PermissionPointAttribute), false)[0];
if (pattr.Action != null)
{
string[] action;
if (pattr.Action.Contains(","))
{
//解析以逗号分隔的action列表
action = pattr.Action.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
}
else
{
//没有逗号，单独一个point action
action = new string[1];
action[0] = pattr.Action;
}
foreach (string act in action)
{
ControlPermissionPoint point;
if (pattr.Type != null)
{
Type t = Type.GetType(pattr.Type);
point = (ControlPermissionPoint)t.GetConstructor(new Type[0]).Invoke(new object[0]);
}
else
{
point = new ControlPermissionPoint();
}
point.Name = pattr.Name.Substring(pattr.Name.LastIndexOf('#') + 1);//控件id
point.Resource = page.Request.Path;//权限点资源对应所在页面的虚拟路径
point.Action = act;//定义的操作
point.Control = ASPNetPageCrystalWallSite.FindControlInContainer(page, pattr.Name);//运行时加入控件实例
points.Add(point);
}
}
}
}
if (predicate != null)
{
return points.Where(predicate).ToList();
}
else
{
return points;
}
}
internal ControlEventContextObject(string fullPath, ControlPermissionPoint point, Control control, string eventName)
{
this.fullPath = fullPath;
this.control = control;
this.eventName = eventName;
this.point = point;
}