feat: implement DLL installation check and user notification for missing DLL

lua/autorun/gmod_integration.lua

@@ -1,8 +1,13 @@
 if game.SinglePlayer() then return print("Gmod Integration is not supported in Singleplayer!") end
 local alreadyLoadGMI = gmInte
+local function dllInstalled()
+    return file.Exists("lua/bin/gmsv_gmod_integration_loader_linux.dll", "GAME") || file.Exists("gmsv_gmod_integration_loader_linux64.dll", "GAME") || file.Exists("lua/bin/gmsv_gmod_integration_loader_win32.dll", "GAME") || file.Exists("gmsv_gmod_integration_loader_win64.dll", "GAME")
+end
+
 local isLatest = debug.getinfo(1, "S").source == "@addons/_gmod_integration_latest/lua/autorun/_gmod_integration_latest.lua"
+local isLatestExist = file.Exists("addons/_gmod_integration_latest/lua/autorun/_gmod_integration_latest.lua", "LUA")
 if !alreadyLoadGMI then
-    if file.Exists("lua/bin/gmsv_gmod_integration_loader_linux.dll", "GAME") then
+    if dllInstalled() then
         if !file.Exists("gm_integration", "DATA") || !file.Exists("gm_integration/tmp.json", "DATA") then file.CreateDir("gm_integration") end
         file.Write("gm_integration/tmp.json", util.TableToJSON({
             gmod_integration_latest_updated = false,
@@ -24,13 +29,14 @@ if !alreadyLoadGMI then
         if !isLatest then return end
     end
 else
-    if !isLatest then return end
+    if !isLatest && isLatestExist then return end
 end
 
 gmInte = gmInte || {}
 gmInte.version = "5.0.6" // This will be automatically updated by GitHub Actions
 gmInte.config = {}
 gmInte.useDataConfig = true
+gmInte.dllInstalled = dllInstalled
 function gmInte.log(msg, onlyOndebug)
     if onlyOndebug && !gmInte.config.debug then return end
     print(" | " .. os.date(gmInte.config.logTimestamp || "%Y-%m-%d %H:%M:%S") .. " | Gmod Integration | " .. msg)
@@ -139,7 +145,7 @@ else
     print(" ")
 end
 
-gmInte.execFolder = debug.getinfo(1, "S").source:match("/(.+)/(.+)/(.+)/") || "gmod_integration"
+gmInte.execFolder = debug.getinfo(1, "S").source:match("([^/\\]+)$"):gsub("%.lua$", "") || "gmod_integration"
 loadFile(gmInte.execFolder, "sv_config.lua")
 loadFolder(gmInte.execFolder .. "/languages")
 loadFolder(gmInte.execFolder .. "/core/utils")

lua/gmod_integration/core/config/cl_admin_menu.lua

@@ -447,6 +447,42 @@ function gmInte.openConfigMenu(data)
     end
 end
 
+local alreadySkipDll = false
+function gmInte.openDllInstall()
+    if !LocalPlayer():gmIntIsAdmin() then return end
+    if alreadySkipDll then return end
+    alreadySkipDll = true
+    local frame = vgui.Create("DFrame")
+    frame:SetSize(400, 250)
+    frame:Center()
+    frame:SetTitle(gmInte.getFrameName(gmInte.getTranslation("admin.dll_install", "DLL Install")))
+    frame:SetDraggable(true)
+    frame:ShowCloseButton(true)
+    frame:MakePopup()
+    gmInte.applyPaint(frame)
+    local messageLabel = vgui.Create("DLabel", frame)
+    messageLabel:Dock(FILL)
+    messageLabel:SetText(gmInte.getTranslation("admin.dll_install_problem", "The Gmod Integration DLL is missing!\n\nWithout this DLL, some features will not work correctly, including authentication and advanced integration.") .. "\n\n" .. gmInte.getTranslation("admin.dll_install_description", "Install:\n1. Download 'gmsv_gmod_integration_loader_{1}.dll' from: {2}\n2. Move it to the 'garrysmod/lua/bin' folder.\n3. Restart your server.", gmInte.serverOS, "https://github.com/gmod-integration/auto-loader/releases"))
+    messageLabel:SetContentAlignment(5)
+    messageLabel:SetWrap(true)
+    local buttonGrid = vgui.Create("DGrid", frame)
+    buttonGrid:Dock(BOTTOM)
+    buttonGrid:DockMargin(5, 10, 5, 5)
+    buttonGrid:SetCols(1)
+    buttonGrid:SetColWide(frame:GetWide() - 10)
+    buttonGrid:SetRowHeight(35)
+    local button = vgui.Create("DButton")
+    button:SetText(gmInte.getTranslation("admin.dll_install_button", "Install DLL"))
+    button.DoClick = function()
+        frame:Close()
+        gui.OpenURL("https://github.com/gmod-integration/auto-loader/releases")
+    end
+
+    button:SetSize(buttonGrid:GetColWide() - 10, buttonGrid:GetRowHeight())
+    gmInte.applyPaint(button)
+    buttonGrid:AddItem(button)
+end
+
 function gmInte.openAdminConfig()
     if !LocalPlayer():gmIntIsAdmin() then
         gmInte.chatAddText(Color(228, 81, 81), gmInte.getTranslation("chat.missing_permissions", "You do not have permission to do this action."))

lua/gmod_integration/core/config/sv_settings.lua

@@ -73,6 +73,8 @@ function gmInte.publicGetConfig(ply)
         ["other"] = {
             ["aprovedCredentials"] = gmInte.aprovedCredentials,
             ["version"] = gmInte.version,
+            ["dllExists"] = gmInte.dllInstalled(),
+            ["serverOS"] = gmInte.detectOS(),
         }
     }, ply)
 end

lua/gmod_integration/core/net/cl_net.lua

@@ -13,6 +13,8 @@ local netReceive = {
     ["publicConfig"] = function(data)
         gmInte.config = table.Merge(gmInte.config, data.config)
         gmInte.version = data.other.version
+        gmInte.serverOS = data.other.serverOS
+        if !gmInte.dllExists then gmInte.openDllInstall() end
         gmInte.loadTranslations()
         if gmInte.config.clientBranch != "any" && gmInte.config.clientBranch != BRANCH then gmInte.openWrongBranchPopup() end
         if !data.other.aprovedCredentials then RunConsoleCommand("gmod_integration_admin") end

lua/gmod_integration/core/utils/sv_main.lua

@@ -0,0 +1,17 @@
+function gmInte.detectOS()
+  if system.IsWindows() then
+    return "win" .. (jit && jit.arch == "x64" && "64" || "")
+  elseif system.IsLinux() then
+    return "linux" .. (jit && jit.arch == "x64" && "64" || "")
+  else
+    return "unknown"
+  end
+end
+
+timer.Create("gmInte:CheckDLL", 30, 0, function()
+  if !gmInte.dllInstalled() && !gmInte.debug then
+    print(" ")
+    print(gmInte.getTranslation("admin.dll_install_problem", "The Gmod Integration DLL is missing!\n\nWithout this DLL, some features will not work correctly, including authentication and advanced integration.") .. "\n\n" .. gmInte.getTranslation("admin.dll_install_description", "Install:\n1. Download 'gmsv_gmod_integration_loader_{1}.dll' from: {2}\n2. Move it to the 'garrysmod/lua/bin' folder.\n3. Restart your server.", gmInte.detectOS(), "https://github.com/gmod-integration/auto-loader/releases"))
+    print(" ")
+  end
+end)

lua/gmod_integration/languages/sh_de.lua

@@ -104,5 +104,6 @@ return {
   ["verification.verifyFamilySharing_description"] = "Blockiere Spieler, die Family Sharing verwenden.",
   ["admin.config_disabled_description"] = "Die Konfiguration wurde deaktiviert, da die Standarddatei sv_config.lua bearbeitet wurde.\nBitte stelle die Standarddatei sv_config.lua wieder her, um die Konfiguration erneut zu aktivieren.",
   ["admin.config_disabled"] = "Konfiguration Deaktiviert",
+  ["admin.dll_install_problem"] = "Die Gmod Integration DLL fehlt!\n\nOhne diese DLL funktionieren einige Funktionen nicht korrekt, einschließlich Authentifizierung und erweiterte Integration.",
   ["chat.error.rate_limit"] = "Diese Interaktion wird durch Geschwindigkeitsbegrenzung eingeschränkt, bitte versuchen Sie es später erneut."
 }

lua/gmod_integration/languages/sh_en.lua

@@ -104,5 +104,6 @@ return {
 	["verification.verifyFamilySharing"] = "Block Family Sharing",
 	["verification.family_shariverifyFamilySharing_descriptionng"] = "Block family sharing players.",
 	["admin.config_disabled_description"] = "The config has been disabled because the default sv_config.lua has been edited.\nPlease restore the default sv_config.lua to enable the config again.",
-	["admin.config_disabled"] = "Config Disabled"
+	["admin.config_disabled"] = "Config Disabled",
+	["admin.dll_install_problem"] = "The Gmod Integration DLL is missing!\n\nWithout this DLL, some features will not work correctly, including authentication and advanced integration."
 }

lua/gmod_integration/languages/sh_es.lua

@@ -104,5 +104,6 @@ return {
   ["verification.family_sharing_description"] = "Bloquear jugadores que usan el uso compartido familiar.",
   ["admin.config_disabled_description"] = "La configuración ha sido deshabilitada porque el archivo sv_config.lua predeterminado ha sido editado.\nPor favor, restaura el archivo sv_config.lua predeterminado para habilitar la configuración nuevamente.",
   ["admin.config_disabled"] = "Configuración Deshabilitada",
+  ["admin.dll_install_problem"] = "¡Falta la DLL de Gmod Integration!\n\nSin esta DLL, algunas características no funcionarán correctamente, incluyendo la autenticación y la integración avanzada.",
   ["chat.error.rate_limit"] = "Esta interacción está limitada por velocidad, por favor inténtalo más tarde."
 }

lua/gmod_integration/languages/sh_fr.lua

@@ -104,5 +104,6 @@ return {
   ["verification.verifyFamilySharing_description"] = "Bloquer les joueurs utilisant le partage familial.",
   ["admin.config_disabled_description"] = "La configuration a été désactivée car le fichier sv_config.lua par défaut a été modifié.\nVeuillez restaurer le fichier sv_config.lua par défaut pour réactiver la configuration.",
   ["admin.config_disabled"] = "Configuration Désactivée",
+  ["admin.dll_install_problem"] = "La DLL Gmod Integration est manquante !\n\nSans cette DLL, certaines fonctionnalités ne fonctionneront pas correctement, y compris l'authentification et l'intégration avancée.",
   ["chat.error.rate_limit"] = "Cette interaction est limitée par la vitesse, veuillez réessayer plus tard."
 }

lua/gmod_integration/languages/sh_it.lua

@@ -104,5 +104,6 @@ return {
   ["verification.verifyFamilySharing_description"] = "Blocca i giocatori che utilizzano la condivisione familiare.",
   ["admin.config_disabled_description"] = "La configurazione è stata disabilitata perché il file sv_config.lua predefinito è stato modificato.\nRipristina il file sv_config.lua predefinito per abilitare nuovamente la configurazione.",
   ["admin.config_disabled"] = "Configurazione Disabilitata",
+  ["admin.dll_install_problem"] = "La DLL di Gmod Integration è mancante!\n\nSenza questa DLL, alcune funzionalità non funzioneranno correttamente, inclusa l'autenticazione e l'integrazione avanzata.",
   ["chat.error.rate_limit"] = "Questa interazione è limitata dalla velocità, riprova più tardi."
 }

lua/gmod_integration/languages/sh_nl.lua

@@ -104,5 +104,6 @@ return {
   ["verification.family_sharing_description"] = "Blokkeer spelers die gezinsdeling gebruiken.",
   ["admin.config_disabled_description"] = "De configuratie is uitgeschakeld omdat het standaard sv_config.lua-bestand is bewerkt.\nHerstel het standaard sv_config.lua-bestand om de configuratie opnieuw in te schakelen.",
   ["admin.config_disabled"] = "Configuratie Uitgeschakeld",
+  ["admin.dll_install_problem"] = "De Gmod Integration DLL ontbreekt!\n\nZonder deze DLL zullen sommige functies niet correct werken, inclusief authenticatie en geavanceerde integratie.",
   ["chat.error.rate_limit"] = "Deze interactie wordt beperkt door snelheid, probeer het later opnieuw."
 }

lua/gmod_integration/languages/sh_pl.lua

@@ -104,5 +104,6 @@ return {
     ["verification.family_sharing_description"] = "Blokuj graczy korzystających z udostępniania rodzinnego.",
     ["admin.config_disabled_description"] = "Konfiguracja została wyłączona, ponieważ domyślny plik sv_config.lua został zmieniony.\nPrzywróć domyślny plik sv_config.lua, aby ponownie włączyć konfigurację.",
     ["admin.config_disabled"] = "Konfiguracja Wyłączona",
+    ["admin.dll_install_problem"] = "Brakuje DLL Gmod Integration!\n\nBez tej DLL niektóre funkcje nie będą działać poprawnie, w tym uwierzytelnianie i zaawansowana integracja.",
     ["chat.error.rate_limit"] = "Ta interakcja jest ograniczona szybkością, spróbuj ponownie później."
 }

lua/gmod_integration/languages/sh_ru.lua

@@ -104,5 +104,6 @@ return {
   ["verification.verifyFamilySharing_description"] = "Блокировать игроков, использующих семейный доступ.",
   ["admin.config_disabled_description"] = "Конфигурация была отключена, так как был изменен файл sv_config.lua.\nПожалуйста, восстановите исходный sv_config.lua, чтобы снова включить конфигурацию.",
   ["admin.config_disabled"] = "Конфигурация Отключена",
+  ["admin.dll_install_problem"] = "DLL Gmod Integration отсутствует!\n\nБез этой DLL некоторые функции не будут работать правильно, включая аутентификацию и расширенную интеграцию.",
   ["chat.error.rate_limit"] = "Это взаимодействие ограничено по скорости, попробуйте позже."
 }

lua/gmod_integration/languages/sh_tr.lua

@@ -103,5 +103,6 @@ return {
   ["verification.verifyFamilySharing"] = "Aile Paylaşımını Engelle",
   ["verification.family_sharing_description"] = "Aile paylaşımı yapan oyuncuları engelle.",
   ["admin.config_disabled_description"] = "Varsayılan sv_config.lua dosyası düzenlendiği için yapılandırma devre dışı bırakıldı.\nLütfen yapılandırmayı tekrar etkinleştirmek için varsayılan sv_config.lua dosyasını geri yükleyin.",
-  ["admin.config_disabled"] = "Yapılandırma Devre Dışı"
+  ["admin.config_disabled"] = "Yapılandırma Devre Dışı",
+  ["admin.dll_install_problem"] = "Gmod Integration DLL dosyası eksik!\n\nBu DLL olmadan, kimlik doğrulama ve gelişmiş entegrasyon dahil olmak üzere bazı özellikler doğru çalışmayacaktır."
 }