discord highscore post

discord_highscore.lua

@@ -0,0 +1,105 @@
+
+local http = epic_score.http
+
+local update_formspec = function(meta)
+  local topic = meta:get_string("topic")
+	meta:set_string("infotext", "Discord highscore post block: '" .. topic .. "'")
+
+	meta:set_string("formspec", "size[8,3;]" ..
+		-- col 2
+		"field[0.2,0.5;8,1;topic;Topic;" .. topic .. "]" ..
+
+		-- col 3
+		"field[0.2,1.5;8,1;url;URL (blanked, type to change);]" ..
+
+		-- col 4
+		"button_exit[0.1,2.5;8,1;save;Save]" ..
+		"")
+end
+
+local execute = function(webhook_url, topic)
+
+  local score_table = epic_score.get_score(topic)
+  if not score_table then
+    return
+  end
+
+  local content = "Highscore table for '" .. topic .. "'\n"
+
+  for rank, entry in ipairs(score_table) do
+    content = content .. "(" .. rank .. ") " ..
+      "**" .. entry.score .. "** " ..
+      "" .. entry.playername .. " \n";
+  end
+
+
+	local data = {
+    content = content
+	}
+
+	local json = minetest.write_json(data)
+
+	-- new rank
+	http.fetch({
+		url = webhook_url,
+		extra_headers = { "Content-Type: application/json" },
+		timeout = 5,
+		post_data = json
+	}, function()
+		-- ignore error
+	end)
+end
+
+minetest.register_node("epic_score:discord_highscore", {
+	description = "Epic discord highscore block",
+	tiles = {
+		"epic_node_bg.png",
+		"epic_node_bg.png",
+		"epic_node_bg.png",
+		"epic_node_bg.png",
+		"epic_node_bg.png",
+		"epic_node_bg.png^epic_discord.png",
+	},
+	paramtype2 = "facedir",
+	groups = {cracky=3,oddly_breakable_by_hand=3,epic=1},
+	on_rotate = screwdriver.rotate_simple,
+
+	after_place_node = function(pos, placer)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("owner", placer:get_player_name())
+		meta:set_string("url", "")
+		meta:set_string("topic", "my maze")
+		meta:mark_as_private("url")
+    update_formspec(meta, pos)
+	end,
+
+  on_receive_fields = function(pos, _, fields, sender)
+    local meta = minetest.get_meta(pos);
+
+		if not sender or sender:get_player_name() ~= meta:get_string("owner") then
+			-- not allowed
+			return
+		end
+
+    if fields.save then
+			if fields.url and fields.url ~= "" then
+				-- only update if changed
+				meta:set_string("url", fields.url)
+				meta:mark_as_private("url")
+			end
+			meta:set_string("topic", fields.topic or "")
+			update_formspec(meta, pos)
+    end
+
+  end,
+
+	epic = {
+    on_enter = function(_, meta, _, ctx)
+			local url = meta:get_string("url")
+			local topic = meta:get_string("topic")
+
+			execute(url, topic)
+      ctx.next()
+    end
+  }
+})

init.lua

@@ -3,7 +3,8 @@ epic_score = {
   hud = {
     posx = tonumber(minetest.settings:get("epic_score.hud.offsetx") or 0.5),
     posy = tonumber(minetest.settings:get("epic_score.hud.offsety") or 0.7)
-  }
+  },
+  http = minetest.request_http_api()
 }
 
 local MP = minetest.get_modpath("epic_score")
@@ -23,9 +24,18 @@ dofile(MP.."/inventory_item_score.lua")
 dofile(MP.."/highscore.lua")
 dofile(MP.."/highscore_save.lua")
 
+-- webhooks
+if epic_score.http then
+  dofile(MP.."/discord_highscore.lua")
+end
+
 -- items
 dofile(MP.."/items.lua")
 
 -- forms
 dofile(MP.."/forms/highscore_view.lua")
 dofile(MP.."/forms/highscore_configure.lua")
+
+
+-- clear http api after all is set up
+epic_score.http = nil

readme.md

@@ -18,6 +18,14 @@ Features
 * score per item in inventory
 * highscore board
 
+# Setup
+
+This mod can post the highscore to a discord webhook if the `http` api is available
+
+minetest.conf
+```
+secure.http_mods = epic_score
+```
 
 # Licenses