MOHAWK: RIVEN: Fix off-by-one ids in ospit for the 25th localized versions

Fixes Trac#10620.

1 files changed, 12 insertions, 1 deletions

diff --git a/engines/mohawk/riven.cpp b/engines/mohawk/riven.cpp
index 57d7da3770..4285ef7382 100644
--- a/engines/mohawk/riven.cpp
+++ b/engines/mohawk/riven.cpp
@@ -400,8 +400,19 @@ void MohawkEngine_Riven::changeToStack(uint16 stackId) {
 	Common::String languageDatafile = getLanguageDatafile(prefix);
 	if (!languageDatafile.empty()) {
 		MohawkArchive *mhk = new MohawkArchive();
-		if (mhk->openFile(languageDatafile))
+		if (mhk->openFile(languageDatafile)) {
+
+			if (stackId == kStackOspit && (getLanguage() != Common::EN_ANY || getLanguage() != Common::RU_RUS)) {
+				// WORKAROUND: The international CD versions were repacked for the 25th anniversary release
+				// so they share the same resources as the English DVD version. The resource IDs for the DVD
+				// version resources have a delta of 1 in their numbering when compared the the CD version
+				// resources for Gehn's office. Unfortunately this delta was not compensated when repacking
+				// the archives. We need to do it here at run time...
+				mhk->offsetResourceIDs(ID_TBMP, 196, 1);
+			}
+
 			_mhk.push_back(mhk);
+		}
 		else
 			delete mhk;
 	}