Server intercepts non-existent commands

Before reaching mod function. No way to call chat command functions with
set parameters.

init.lua

@@ -1,47 +1,98 @@
 aliases = {}
 
-function alias(short, cmd_table)
+-- http://lua-users.org/wiki/CopyTable
-    aliases[short] = cmd_table
+function deepcopy(orig)
+    local orig_type = type(orig)
+    local copy
+    if orig_type == 'table' then
+        copy = {}
+        for orig_key, orig_value in next, orig, nil do
+            copy[deepcopy(orig_key)] = deepcopy(orig_value)
+        end
+        setmetatable(copy, deepcopy(getmetatable(orig)))
+    else -- number, string, boolean, etc
+        copy = orig
+    end
+    return copy
 end
+
+-- https://github.com/Uberi/Minetest-WorldEdit/blob/master/worldedit_shortcommands/init.lua
+-- function alias(short, orig, params)
+    -- -- params = params or ""
+    -- local def = minetest.chatcommands[orig]
+    -- -- minetest.log(params or (orig .. ": no params"))
+    -- minetest.log("verbose", orig)
+    -- -- minetest.debug(orig)
+    -- if params then
+        -- def = deepcopy(def)
+        -- def.params = params
+    -- end
+	-- if not minetest.chatcommands[orig] then
+		-- minetest.log("error", "custom_aliases: original command " .. orig .. " does not exist")
+		-- return true
+	-- end
+	-- if minetest.chatcommands[short] then
+		-- minetest.log("error", "custom_aliases: alias " .. short .. " already exists")
+		-- return true
+	-- end
+	-- -- minetest.register_chatcommand(short, minetest.chatcommands[orig])
+	-- minetest.register_chatcommand(short, def)
+	-- return false
+-- end
+
+function alias(short, orig, param)
+    aliases[short] = {
+        orig = orig,
+        param = param or ""
+    }
+end
+
+alias("gim", "giveme")
+alias("grm", "grantme")
 -- needs to be in minetest game?
 -- alias("h", "home")
+alias("sd", "shutdown")
+alias("t", "teleport")
+alias("t0", "teleport", "0 0 0")
 
-aliases["clc"] = { { "fp", "s1 -2 1 2" }, { "fp", "s2 2 1 -2" }, { "cl" } }
+minetest.register_on_chat_message(function(name, message)
-aliases["day"] = { { "time", "6000" } }
+    -- minetest.chat_send_player(name, "Alias")
-aliases["gim"] = { { "giveme" } }
+    minetest.chat_send_player(name, "Alias")
-aliases["grm"] = { { "grantme" } }
-aliases["grma"] = { { "grantme", "all" } }
-aliases["sd"] = { { "shutdown" } }
-aliases["t"] = { { "teleport" } }
-aliases["tr"] = { { "pulverize" } }
-aliases["t0"] = { { "teleport", "0 0 0" }, { "teleport", "1 1 1" } }
 
--- TODO: move WorldEdit aliases here --
-
-minetest.register_on_sending_chat_message(function(message)
 	if message:sub(1,1) ~= "/" then
 		return
 	end
 
 	local cmd, param = string.match(message, "^/([^ ]+) *(.*)")
 	if not cmd then
-        minetest.display_chat_message("-!- Empty command")
+		-- minetest.chat_send_player(name, "-!- Empty command")
 		return true
 	end
+
 	param = param or ""
 
-    -- run each cmd pair
+	local cmd_def = minetest.registered_chatcommands[cmd]
-	if (not minetest.registered_chatcommands[cmd]) and (aliases[cmd]) then
+	local alias_def = aliases[cmd]
-        for i, cmd_pair in ipairs(aliases[cmd]) do
+	if not cmd_def and alias_def then
-            -- only keep passed in param if first cmd and no given param
+        minetest.chat_send_player(name, "Alias " .. cmd .. "= " .. alias_def.orig)
-            if table.getn(cmd_pair) > 1 then
+        cmd_def = minetest.registered_chatcommands[alias_def.orig]
-                param = cmd_pair[2]
+        if not cmd_def then
-            elseif i > 1 then
+            minetest.chat_send_player(name, "-!- Invalid alias: " .. cmd)
-                param = ""
-            end
-            minetest.display_chat_message("alias for: /" .. cmd_pair[1] .. " " .. param)
-            minetest.run_server_chatcommand(cmd_pair[1], param)
-        end
             return true
         end
+
+        local has_privs, missing_privs = minetest.check_player_privs(name, cmd_def.privs)
+        if has_privs then
+            minetest.set_last_run_mod(cmd_def.mod_origin)
+            local success, message = cmd_def.func(name, param)
+            if message then
+                minetest.chat_send_player(name, message)
+            end
+        else
+            minetest.chat_send_player(name, "You don't have permission"
+                    .. " to run this command (missing privileges: "
+                    .. table.concat(missing_privs, ", ") .. ")")
+        end
+        return true  -- Handled chat message
+	end
 end)

todo.md

@@ -1,13 +0,0 @@
-- csm_restriction_flags instructions
-- in-game alias modifications
-- name teleport locations
-  - get current pos.
-  - new chat cmd
-- toggle showing full command after running
-  - setting?
-  - store/read from JSON table?
-- series of commands
-  - record?
-- rename to aliases
-  - Server Command Aliases
-- tests?