public override void Render()
{
base.Render();
if (!user.isLoggedIn())
return;
StringBuilder sb = new StringBuilder();
string absolutePath = context.Request.Url.AbsolutePath;
sb.Append("{");
if (absolutePath == "/initialize")
{
int window = 8;
Map.Rectangle position = user.getPosition();
Map.Rectangle space = new Map.Rectangle(position.x - window, position.y - window, 2 * window);
List<Map.Block> parts = world.getIntersect(space);
int counter = 0;
sb.Append("\"position\": {\"x\": " + position.x + ", \"y\": " + position.y + ", \"utime\": " + (user.getLastMoveTimestamp()) + ", \"id\": " + (user.getId()) + "}");
List<System.Collections.Hashtable> users = user.model.getUsers(position);
if (users.Count() > 0)
{
sb.Append(",");
foreach (System.Collections.Hashtable u in users)
{
counter++;
sb.Append("\"user" + counter + "\": {\"x\": " + (u["x"]) + ", \"y\": " + (u["y"]) + ", \"id\": \"" + (u["id"]) + "\"}");
}
}
counter = 0;
if (parts.Count() > 0)
{
sb.Append(",");
}
foreach (Map.Block part in parts)
{
counter++;
sb.Append("\"block" + counter +
"\": {\"x\": " + (part.location.x) +
", \"y\": " + (part.location.y) +
", \"value\": \"" + (part.val) +
".png\", \"open\": " + (part.isSolid() ? "0" : "1") +
", \"owner\": " + (part.player) +
"}");
if (counter < parts.Count)
{
sb.Append(",");
}
}
}
else if (absolutePath == "/position")
{
if (context.Request.QueryString.Count == 2
&& context.Request.QueryString.GetKey(0) == "x"
&& context.Request.QueryString.GetKey(1) == "y")
{
int x = Convert.ToInt32(context.Request.QueryString.Get(0));
int y = Convert.ToInt32(context.Request.QueryString.Get(1));
Map.Rectangle pos = new Map.Rectangle(x, y, 1);
Trees.QuadTree.QuadTree<Map.Block> tree = world.getIntersectTree(pos);
if (tree != null)
{
Map.Block moveBlock = tree.Get(pos);
if (moveBlock != null && !moveBlock.isSolid())
{
UInt64 lm = UInt64.Parse(user.getLastMoveTimestamp());
UInt64 now = UInt64.Parse(DateTime.Now.ToString("yyyyMMddHHmmssfff"));
if ((now - lm) >= 100)
{
Map.Rectangle position = user.getPosition();
if (Math.Abs(x - position.x) <= 2
&& Math.Abs(y - position.y) <= 2)
{
String ut = user.setPosition(pos);
position = user.getPosition();
sb.Append("\"status\": \"ok\", \"utime\": " + ut + ", \"x\": " + position.x + ", \"y\": " + position.y);
}
else
{
sb.Append("\"status\": \"error\", \"msg\": \"Try to move too far from previous position!\"");
}
}
else
{
sb.Append("\"status\": \"error\", \"msg\": \"Move before time limit!\"");
}
}
else
{
sb.Append("\"status\": \"error\", \"msg\": \"This block is solid!\"");
}
}
else
{
sb.Append("\"status\": \"error\", \"msg\": \"Out of range!\"");
}
}
else
{
sb.Append("\"status\": \"error\"");
}
}
else if (absolutePath == "/update")
{
Map.Rectangle pos = user.getPosition();
Trees.QuadTree.QuadTree<Map.Block> tree = world.getIntersectTree(pos);
if (tree != null)
{
Map.Block newBlock = new Map.Block(1, pos);
if (tree.Update(newBlock, user.getId(), 2))
{
Map.Block updated = tree.Get(pos);
sb.Append(
"\"status\": \"ok\"" +
",\"x\": " + (pos.x) +
", \"y\": " + (pos.y) +
", \"value\": \"" + (updated.val) +
".png\", \"open\": " + (updated.isSolid() ? "0" : "1") +
", \"owner\": " + (updated.player)
);
}
else
{
sb.Append("\"status\": \"error\", \"msg\": \"Can't update block!\"");
}
}
else
{
sb.Append("\"status\": \"error\"");
}
}
sb.Append("}");
sendJsonResponse(sb.ToString());
}
public Trees.QuadTree.QuadTree<Map.Block> loadTree(Map.Rectangle coord)
{
Trees.QuadTree.QuadTree<Map.Block> tree = Trees.QuadTree.QuadTree<Map.Block>.getFreeTree(new Map.Rectangle(coord.x, coord.y, coord.width), 0);
MySqlCommand cmd = new MySqlCommand();
cmd.CommandText = String.Format("SELECT `image` AS value, X( POINTN( EXTERIORRING( `coord` ) , 1 ) ) AS x, Y( POINTN( EXTERIORRING( `coord` ) , 1 ) ) AS y, owner FROM `tiles` WHERE INTERSECTS(`coord`, {0})", getSearchPolygonString(coord.x * coord.width, coord.y * coord.width, coord.width));
cmd.Connection = connection;
mutex.WaitOne();
connection.Open();
MySqlDataReader read = cmd.ExecuteReader();
int x, y, value, player, count = 0;
Map.Block block = null;
while (read.Read())
{
count++;
x = read.GetInt32("x") % coord.width;
y = read.GetInt32("y") % coord.width;
value = read.GetInt32("value");
player = read.GetInt32("owner");
block = new Map.Block(value, new Map.Rectangle(x, y, 1));
block.player = player;
tree.Insert(block);
}
read.Close();
connection.Close();
mutex.ReleaseMutex();
return tree;
}
