optional discord webhook

README.md

@@ -84,6 +84,18 @@ Every mob punch gives you the amount of damage on the mob in xp
 See:
 * https://github.com/thomasrudin-mt/xp_redo_ranks_ores
 
+## Settings
+
+* **xp_redo.discord.webhook_url** discord webhook url (optional)
+* **xp_redo.discord.texture_baseurl** baseurl for the webhook avatar image (optional)
+
+For the webhook, the mod has to be in the `secure.http_mods` setting:
+
+minetest.conf
+```
+secure.http_mods = xp_redo
+```
+
 ## Lua api
 
 ## Ranks

functions.lua

@@ -88,6 +88,14 @@ xp_redo.get_xp = function(playername)
 	return currentXp
 end
 
+-- http://lua-users.org/lists/lua-l/2006-01/msg00525.html
+function xp_redo.format_thousand(v)
+	local s = string.format("%d", math.floor(v))
+	local pos = string.len(s) % 3
+	if pos == 0 then pos = 3 end
+	return string.sub(s, 1, pos)
+		.. string.gsub(string.sub(s, pos+1), "(...)", "'%1")
+end
 
 xp_redo.add_xp = function(playername, xp)
 

hud.lua

@@ -16,14 +16,7 @@ local HUD_ALIGNMENT = {x = 1, y = 0}
 local HUD_DISPLAY_STATE_NAME = "hud_state"
 
 
--- http://lua-users.org/lists/lua-l/2006-01/msg00525.html
+
-local function format_thousand(v)
-	local s = string.format("%d", math.floor(v))
-	local pos = string.len(s) % 3
-	if pos == 0 then pos = 3 end
-	return string.sub(s, 1, pos)
-		.. string.gsub(string.sub(s, pos+1), "(...)", "'%1")
-end
 
 local setup_hud = function(player)
 	local playername = player:get_player_name()
@@ -163,11 +156,11 @@ xp_redo.update_hud = function(player, xp, rank, next_rank)
 		return
 	end
 
-	local infoTxt = "XP: " .. format_thousand(xp)
+	local infoTxt = "XP: " .. xp_redo.format_thousand(xp)
 	local progress = 100
 
 	if next_rank ~= nil then
-		infoTxt = infoTxt .. "/" .. format_thousand(next_rank.xp)
+		infoTxt = infoTxt .. "/" .. xp_redo.format_thousand(next_rank.xp)
 		if next_rank.xp > xp then
 			-- progress from 0 to 100
 			progress = tonumber(xp / next_rank.xp * 100)

init.lua

@@ -21,6 +21,15 @@ xp_redo = {
 	}
 }
 
+-- optional mapserver-bridge stuff below
+local http = minetest.request_http_api()
+
+if http then
+	print("Enabling discord webhook for XP-Redo")
+	local webhook = dofile(MP.."/webhook.lua")
+	webhook(http)
+end
+
 dofile(MP.."/hooks.lua")
 dofile(MP.."/ranks.lua")
 dofile(MP.."/json.lua") --json export

webhook.lua

@@ -0,0 +1,44 @@
+
+
+local webhook_url = minetest.settings:get("xp_redo.discord.webhook_url")
+local texture_baseurl = minetest.settings:get("xp_redo.discord.texture_baseurl")
+
+-- discord webhook
+return function(http)
+
+  if not webhook_url then
+    minetest.log("error", "xp_redo webhook_url not set!")
+    return
+  end
+
+  xp_redo.register_hook({
+    rank_change = function(playername, xp, rank)
+
+      if not playername or not rank or not rank.name or not xp then
+        return
+      end
+
+      local data = {
+        content = "Player __" .. playername .. "__ leveled up to **" ..
+          rank.name .. "** with an xp of " .. xp_redo.format_thousand(xp) .. "!"
+      }
+
+      if texture_baseurl and rank.icon then
+        data.avatar_url = texture_baseurl .. rank.icon
+      end
+
+      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
+  })
+end