override

config/campaignOverrides.json

@@ -0,0 +1,22 @@
+{
+	"MAPS/HC1_MAIN" : { // Heroes Chronicles 1
+		"regions":
+		{
+			"background": "Hc1_CamBkHc",
+			"prefix": "Hc1_HcSc",
+			"suffix": ["_1", "_2", "_3"],
+			"color_suffix_length": 0,
+			"desc": [
+				{ "infix": "1", "x": 27, "y": 43 },
+				{ "infix": "2", "x": 225, "y": 43 },
+				{ "infix": "3", "x": 27, "y": 173 },
+				{ "infix": "4", "x": 225, "y": 173 },
+				{ "infix": "5", "x": 27, "y": 303 },
+				{ "infix": "6", "x": 225, "y": 303 },
+				{ "infix": "7", "x": 27, "y": 433 },
+				{ "infix": "8", "x": 225, "y": 433 }
+			]
+		},
+		"scenarioCount": 8
+	}
+}

launcher/modManager/chroniclesextractor.cpp

@@ -203,7 +203,7 @@ void ChroniclesExtractor::extractFiles(int no)
 	auto rename = [tmpDir, no](QDir dest){
 		dest.refresh();
 		for(auto & entry : dest.entryList())
-			if(!entry.startsWith("Hc"))
+			if(!entry.startsWith("Hc" + QString::number(no) + "_"))
 				dest.rename(entry, "Hc" + QString::number(no) + "_" + entry);
 	};
 

lib/campaign/CampaignHandler.cpp

@@ -38,6 +38,7 @@ void CampaignHandler::readCampaign(Campaign * ret, const std::vector<ui8> & inpu
 		CBinaryReader reader(&stream);
 
 		readHeaderFromMemory(*ret, reader, filename, modName, encoding);
+		ret->overrideCampaign();
 
 		for(int g = 0; g < ret->numberOfScenarios; ++g)
 		{

lib/campaign/CampaignState.cpp

@@ -20,6 +20,7 @@
 #include "../mapObjects/CGHeroInstance.h"
 #include "../serializer/JsonDeserializer.h"
 #include "../serializer/JsonSerializer.h"
+#include "../json/JsonUtils.h"
 
 VCMI_LIB_NAMESPACE_BEGIN
 
@@ -138,6 +139,20 @@ void CampaignHeader::loadLegacyData(ui8 campId)
 	numberOfScenarios = VLC->generaltexth->getCampaignLength(campId);
 }
 
+void CampaignHeader::loadLegacyData(CampaignRegions regions, int numOfScenario)
+{
+	campaignRegions = regions;
+	numberOfScenarios = numOfScenario;
+}
+
+void CampaignHeader::overrideCampaign()
+{
+	JsonNode node = JsonUtils::assembleFromFiles("config/campaignOverrides.json");
+	for (auto & entry : node.Struct())
+	if(filename == entry.first && !entry.second["regions"].isNull() && !entry.second["scenarioCount"].isNull())
+		loadLegacyData(CampaignRegions::fromJson(entry.second["regions"]), entry.second["scenarioCount"].Integer());
+}
+
 bool CampaignHeader::playerSelectedDifficulty() const
 {
 	return difficultyChosenByPlayer;

lib/campaign/CampaignState.h

@@ -101,6 +101,7 @@ class DLL_LINKAGE CampaignHeader : public boost::noncopyable
 	bool difficultyChosenByPlayer = false;
 
 	void loadLegacyData(ui8 campId);
+	void loadLegacyData(CampaignRegions regions, int numOfScenario);
 
 	TextContainerRegistrable textContainer;
 
@@ -122,6 +123,8 @@ public:
 	const CampaignRegions & getRegions() const;
 	TextContainerRegistrable & getTexts();
 
+	void overrideCampaign();
+
 	template <typename Handler> void serialize(Handler &h)
 	{
 		h & version;