modify update command

TruckHUD.lua

@@ -4418,6 +4418,8 @@ script_update = {
         ini[name].changelog_url = script_update.changelog_url
         ini[name].version = thisScript().version
         ini[name].script_name = thisScript().name
+        local command = (thisScript().name:gsub(" ", "").."-update"):lower()
+        sampRegisterChatCommand(command, script_update.command)
         if ini[name].check_update or ini[name].auto_update then
             local fpath = os.tmpname()
             local result, text = pcall(openURL, script_update.version_url, fpath)
@@ -4429,8 +4431,6 @@ script_update = {
                         addChatMessage( string.format("Àâòîîáíîâëåíèå ñêðèïòà âêëþ÷åíî. Ïðîöåññ çàïóùåí!") )
                         script_update.command()
                     else
-                        local command = (thisScript().name:gsub(" ", "").."-update"):lower()
-                        sampRegisterChatCommand(command, script_update.command)
                         addChatMessage( string.format("Àâòîîáíîâëåíèå ñêðèïòà âûêëþ÷åíî. Îáíîâèòü ñàìîìó: /%s", command) )
                     end
                 end
@@ -4442,16 +4442,26 @@ script_update = {
     command = function()
         lua_thread.create(function()
             local fpath = os.tmpname()
-            local result, text = pcall(openURL, script_update.script_url, fpath)
-            if result and text ~= "" and text:find(thisScript().name:gsub("%-", "%%-")) then
-                local file, error = io.open(thisScript().path, "w")
-                if file ~= nil then
-                    file:write(text)
-                    file:flush()
-                    io.close(file)
-                    addChatMessage("Îáíîâëåíèå çàâåðøåíî, ñêðèïò ïåðåçàãðóæåí!")
-                    wait(500)
-                    thisScript():reload()
+            local result, text = pcall(openURL, script_update.version_url, fpath)
+            if result then
+                ini[name].server_version = text
+                if text ~= "" and not string.find(text, thisScript().version) then
+                    addChatMessage( string.format("Âûøëà íîâàÿ âåðñèÿ '%s'. Òåêóùàÿ: '%s'", text, thisScript().version) )
+                    local fpath = os.tmpname()
+                    local result, text = pcall(openURL, script_update.script_url, fpath)
+                    if result and text ~= "" and text:find(thisScript().name:gsub("%-", "%%-")) then
+                        local file, error = io.open(thisScript().path, "w")
+                        if file ~= nil then
+                            file:write(text)
+                            file:flush()
+                            io.close(file)
+                            addChatMessage("Îáíîâëåíèå çàâåðøåíî, ñêðèïò ïåðåçàãðóæåí!")
+                            wait(500)
+                            thisScript():reload()
+                        end
+                    end
+                else
+                    addChatMessage("Ó Âàñ óñòàíîâëåíà ïîñëåäíÿÿ âåðñèÿ!")
                 end
             end
         end)