public IPAreaNode[] GetIPAreaTree()
{
List <IPAreaNode> tree = new List <IPAreaNode>();
//_iplist.AddRange(IPAreaTableInfo.FindAll());
IPAreaCache.Instance.Items.ForEach(delegate(IPAreaTableInfo info) {
IPAreaNode parent = tree.Find(delegate(IPAreaNode node) { return(node.attributes.Country == info.Country); });
if (parent != null)
{
List <IPAreaNode> provinces = new List <IPAreaNode>();
if (parent.Children != null)
{
provinces.AddRange(parent.Children);
}
IPAreaNode provinceparent = provinces.Find(delegate(IPAreaNode node) { return(node.attributes.Province == info.Province); });
if (provinceparent != null && !string.IsNullOrEmpty(info.City))
{
IPAreaNode citynode = new IPAreaNode();
citynode.text = info.City;
citynode.AreaText = string.Format("{0}/{1}/{2}", info.Country, info.Province, info.City);
citynode.attributes = info;
provinceparent.AddChildren(citynode);
}
else
{
LoadChildren(parent, info);
}
}
else
{
if (!string.IsNullOrEmpty(info.Country))
{
IPAreaNode countrynode = new IPAreaNode();
countrynode.text = info.Country;
countrynode.AreaText = info.Country;
countrynode.attributes = info;
tree.Add(countrynode);
LoadChildren(countrynode, info);
}
}
});
return(tree.ToArray());
}
private void LoadChildren(IPAreaNode parent, IPAreaTableInfo info)
{
if (!string.IsNullOrEmpty(info.Province))
{
IPAreaNode newnode = new IPAreaNode();
newnode.text = info.Province;
newnode.AreaText = string.Format("{0}/{1}", info.Country, info.Province);
newnode.attributes = info;
parent.AddChildren(newnode);
if (!string.IsNullOrEmpty(info.City))
{
IPAreaNode citynode = new IPAreaNode();
citynode.text = info.City;
citynode.AreaText = string.Format("{0}/{1}/{2}", info.Country, info.Province, info.City);
citynode.attributes = info;
newnode.AddChildren(citynode);
}
}
}
private void LoadChildren(IPAreaNode parent,IPAreaTableInfo info)
{
if (!string.IsNullOrEmpty(info.Province))
{
IPAreaNode newnode = new IPAreaNode();
newnode.text = info.Province;
newnode.AreaText = string.Format("{0}/{1}", info.Country, info.Province);
newnode.attributes = info;
parent.AddChildren(newnode);
if (!string.IsNullOrEmpty(info.City))
{
IPAreaNode citynode = new IPAreaNode();
citynode.text = info.City;
citynode.AreaText = string.Format("{0}/{1}/{2}", info.Country, info.Province, info.City);
citynode.attributes = info;
newnode.AddChildren(citynode);
}
}
}