From 508cfabcdbb4df72c735d95f602bbc9622f47b58 Mon Sep 17 00:00:00 2001
From: Anders Jenbo <anders@jenbo.dk>
Date: Thu, 21 Oct 2021 03:07:35 +0200
Subject: [PATCH] Load langauge specific mpq files

---
 Source/init.cpp        | 38 ++++++++++++++++++--------------------
 Source/init.h          |  5 ++---
 Source/storm/storm.cpp | 15 ++++++---------
 3 files changed, 26 insertions(+), 32 deletions(-)

diff --git a/Source/init.cpp b/Source/init.cpp
index 25953bc7a..c2c5dd006 100644
--- a/Source/init.cpp
+++ b/Source/init.cpp
@@ -14,6 +14,7 @@
 
 #include "DiabloUI/diabloui.h"
 #include "dx.h"
+#include "options.h"
 #include "pfile.h"
 #include "storm/storm.h"
 #include "storm/storm_sdl_rw.h"
@@ -39,8 +40,6 @@ WNDPROC CurrentProc;
 HANDLE spawn_mpq;
 /** A handle to the diabdat.mpq archive. */
 HANDLE diabdat_mpq;
-/** A handle to the patch_rt.mpq archive. */
-HANDLE patch_rt_mpq;
 /** Indicate if we only have access to demo data */
 bool gbIsSpawn;
 /** Indicate if we have loaded the Hellfire expansion data */
@@ -52,9 +51,9 @@ HANDLE hfbard_mpq;
 HANDLE hfbarb_mpq;
 HANDLE hfmusic_mpq;
 HANDLE hfvoice_mpq;
-HANDLE hfopt1_mpq;
-HANDLE hfopt2_mpq;
 HANDLE devilutionx_mpq;
+HANDLE lang_mpq;
+HANDLE font_mpq;
 
 namespace {
 
@@ -96,10 +95,6 @@ void init_cleanup()
 		SFileCloseArchive(diabdat_mpq);
 		diabdat_mpq = nullptr;
 	}
-	if (patch_rt_mpq != nullptr) {
-		SFileCloseArchive(patch_rt_mpq);
-		patch_rt_mpq = nullptr;
-	}
 	if (hellfire_mpq != nullptr) {
 		SFileCloseArchive(hellfire_mpq);
 		hellfire_mpq = nullptr;
@@ -124,13 +119,13 @@ void init_cleanup()
 		SFileCloseArchive(hfvoice_mpq);
 		hfvoice_mpq = nullptr;
 	}
-	if (hfopt1_mpq != nullptr) {
-		SFileCloseArchive(hfopt1_mpq);
-		hfopt1_mpq = nullptr;
+	if (lang_mpq != nullptr) {
+		SFileCloseArchive(lang_mpq);
+		lang_mpq = nullptr;
 	}
-	if (hfopt2_mpq != nullptr) {
-		SFileCloseArchive(hfopt2_mpq);
-		hfopt2_mpq = nullptr;
+	if (font_mpq != nullptr) {
+		SFileCloseArchive(font_mpq);
+		font_mpq = nullptr;
 	}
 	if (devilutionx_mpq != nullptr) {
 		SFileCloseArchive(devilutionx_mpq);
@@ -178,6 +173,15 @@ void init_archives()
 
 	// Load devilutionx.mpq first to get the font file for error messages
 	devilutionx_mpq = LoadMPQ(paths, "devilutionx.mpq");
+	font_mpq = LoadMPQ(paths, "font.mpq"); // Extra fonts
+
+	if (strcasecmp("en", sgOptions.Language.szCode) != 0 || strlen(sgOptions.Language.szCode) != 2) {
+		char langMpqName[9] = {};
+		strncpy(langMpqName, sgOptions.Language.szCode, sizeof(langMpqName) - strlen(langMpqName) - 1);
+
+		strncat(langMpqName, ".mpq", sizeof(langMpqName) - strlen(langMpqName) - 1);
+		lang_mpq = LoadMPQ(paths, langMpqName);
+	}
 
 	diabdat_mpq = LoadMPQ(paths, "DIABDAT.MPQ");
 	if (diabdat_mpq == nullptr) {
@@ -195,10 +199,6 @@ void init_archives()
 		InsertCDDlg();
 	SDL_RWclose(handle);
 
-	patch_rt_mpq = LoadMPQ(paths, "patch_rt.mpq");
-	if (patch_rt_mpq == nullptr)
-		patch_rt_mpq = LoadMPQ(paths, "patch_sh.mpq");
-
 	hellfire_mpq = LoadMPQ(paths, "hellfire.mpq");
 	if (hellfire_mpq != nullptr)
 		gbIsHellfire = true;
@@ -211,8 +211,6 @@ void init_archives()
 		gbBarbarian = true;
 	hfmusic_mpq = LoadMPQ(paths, "hfmusic.mpq");
 	hfvoice_mpq = LoadMPQ(paths, "hfvoice.mpq");
-	hfopt1_mpq = LoadMPQ(paths, "hfopt1.mpq");
-	hfopt2_mpq = LoadMPQ(paths, "hfopt2.mpq");
 
 	if (gbIsHellfire && (hfmonk_mpq == nullptr || hfmusic_mpq == nullptr || hfvoice_mpq == nullptr)) {
 		UiErrorOkDialog(_("Some Hellfire MPQs are missing"), _("Not all Hellfire MPQs were found.\nPlease copy all the hf*.mpq files."));
diff --git a/Source/init.h b/Source/init.h
index 58b3fa253..cb600a654 100644
--- a/Source/init.h
+++ b/Source/init.h
@@ -17,14 +17,13 @@ extern HANDLE diabdat_mpq;
 extern bool gbIsSpawn;
 extern bool gbIsHellfire;
 extern bool gbVanilla;
-extern HANDLE patch_rt_mpq;
 extern HANDLE hfmonk_mpq;
 extern HANDLE hfbard_mpq;
 extern HANDLE hfbarb_mpq;
 extern HANDLE hfmusic_mpq;
 extern HANDLE hfvoice_mpq;
-extern HANDLE hfopt1_mpq;
-extern HANDLE hfopt2_mpq;
+extern HANDLE font_mpq;
+extern HANDLE lang_mpq;
 extern HANDLE devilutionx_mpq;
 
 void init_cleanup();
diff --git a/Source/storm/storm.cpp b/Source/storm/storm.cpp
index e169f98f7..4d559682d 100644
--- a/Source/storm/storm.cpp
+++ b/Source/storm/storm.cpp
@@ -90,16 +90,16 @@ bool SFileOpenFile(const char *filename, HANDLE *phFile)
 		result = SFileOpenFileEx((HANDLE) nullptr, path.c_str(), SFILE_OPEN_LOCAL_FILE, phFile);
 	}
 
+	if (!result && font_mpq != nullptr) {
+		result = SFileOpenFileEx((HANDLE)font_mpq, filename, SFILE_OPEN_FROM_MPQ, phFile);
+	}
+	if (!result && lang_mpq != nullptr) {
+		result = SFileOpenFileEx((HANDLE)lang_mpq, filename, SFILE_OPEN_FROM_MPQ, phFile);
+	}
 	if (!result && devilutionx_mpq != nullptr) {
 		result = SFileOpenFileEx((HANDLE)devilutionx_mpq, filename, SFILE_OPEN_FROM_MPQ, phFile);
 	}
 	if (gbIsHellfire) {
-		if (!result && hfopt2_mpq != nullptr) {
-			result = SFileOpenFileEx((HANDLE)hfopt2_mpq, filename, SFILE_OPEN_FROM_MPQ, phFile);
-		}
-		if (!result && hfopt1_mpq != nullptr) {
-			result = SFileOpenFileEx((HANDLE)hfopt1_mpq, filename, SFILE_OPEN_FROM_MPQ, phFile);
-		}
 		if (!result && hfvoice_mpq != nullptr) {
 			result = SFileOpenFileEx((HANDLE)hfvoice_mpq, filename, SFILE_OPEN_FROM_MPQ, phFile);
 		}
@@ -119,9 +119,6 @@ bool SFileOpenFile(const char *filename, HANDLE *phFile)
 			result = SFileOpenFileEx((HANDLE)hellfire_mpq, filename, SFILE_OPEN_FROM_MPQ, phFile);
 		}
 	}
-	if (!result && patch_rt_mpq != nullptr) {
-		result = SFileOpenFileEx((HANDLE)patch_rt_mpq, filename, SFILE_OPEN_FROM_MPQ, phFile);
-	}
 	if (!result && spawn_mpq != nullptr) {
 		result = SFileOpenFileEx((HANDLE)spawn_mpq, filename, SFILE_OPEN_FROM_MPQ, phFile);
 	}