Version 1.0

mods/formspec_edit/formspec.spec

@@ -0,0 +1,5 @@
+formspec_version[4]
+size[8,4]
+position[0.5,0.5]
+label[0.375,0.5;Edit me in realtime!]
+button[2,1.0;4,0.5;test;This is a button]

mods/formspec_edit/init.lua

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+---------------------------------
+---------Formspec Editor---------
+---------------------------------
+-----------By ExeVirus-----------
+
+--Fix builtin
+minetest.register_alias("mapgen_stone", "air")
+minetest.register_alias("mapgen_water_source", "air")
+
+--Variables
+local modpath = minetest.get_modpath("formspec_edit")
+local insecure_env = minetest.request_insecure_environment()
+local auto_update_time = 0.2 --seconds
+local error_formspec = [[
+formspec_version[4]
+size[8,2]
+position[0.5,0.5]
+label[0.375,0.5;Error:formspec.spec is either ]
+label[0.375,1;non-existent,or empty]
+]]
+
+--function declarations
+local update_formspec = nil
+local load_formspec = nil
+local auto_update = nil
+local turn_off_hud = nil
+
+--Registrations
+
+-----------------------------------
+--on_joinplayer()
+-----------------------------------
+minetest.register_on_joinplayer(
+function(player_ref,_)
+    auto_update(player_ref:get_player_name())
+    turn_off_hud(player_ref)
+    set_sky(player_ref)
+end
+)
+-----------------------------------
+--on_player_receive_fields()
+-----------------------------------
+minetest.register_on_player_receive_fields(
+function(player_ref, _, fields)
+    if(fields.quit) then
+        minetest.request_shutdown()
+    end
+    update_formspec(player_ref:get_player_name())
+end
+)
+
+--function definitions
+
+-----------------------------------
+--auto_update()
+-----------------------------------
+auto_update = function(player_name)
+    update_formspec(player_name)
+    minetest.after(auto_update_time,auto_update,player_name)
+end
+
+-----------------------------------
+--update_formspec()
+-----------------------------------
+update_formspec = function(player_name)
+    minetest.after(0.1,
+        function(player_name)
+            minetest.show_formspec(player_name, "fs", load_formspec())
+        end,
+        player_name)
+end
+
+-----------------------------------
+--load_formspec()
+-----------------------------------
+load_formspec = function()
+    local io = insecure_env.io
+    local file = io.open(modpath .. "/formspec.spec", "rb")
+    if file == nil then
+        return error_formspec
+    else
+        local content = file:read("*all")
+        file:close()
+        if content == nil then
+            return error_formspec
+        else
+            return content
+        end
+    end
+end
+
+-----------------------------------
+--turn_off_hud()
+-----------------------------------
+turn_off_hud = function(player_ref)
+    local flags = {
+        hotbar = false,
+        healthbar = false,
+        crosshair = false,
+        wielditem = false,
+        breathbar = false,
+        minimap = false,
+        minimap_radar = false,
+    }
+    player_ref:hud_set_flags(flags)
+end
+
+-----------------------------------
+--set_sky()
+-----------------------------------
+set_sky = function(player_ref)
+    local sky = {
+        base_color = "#AAF",
+        type = "plain",
+        clouds = false,
+    }
+    player_ref:set_sky(sky)
+    player_ref:override_day_night_ratio(0)
+end

mods/formspec_edit/mod.conf

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+name = formspec_edit
+description = Provides realtime formspec viewing while editing live
+title = Formspec Editor