Add missing check for file presence

config/schemas/battlefield.json

@@ -18,6 +18,7 @@
 		},
 		"graphics": {
 			"type":"string",
+			"format" : "imageFile",
 			"description": "BMP battleground resource"
 		},
 		"isSpecial": {

lib/CModHandler.cpp

@@ -422,6 +422,9 @@ bool ContentTypeHandler::loadMod(const std::string & modName, bool validate)
 		const std::string & name = entry.first;
 		JsonNode & data = entry.second;
 
+		if (data.meta != modName)
+			logMod->warn("Mod %s is attempting to inject object %s into mod %s! This may not be supported in future versions!", data.meta, name, modName);
+
 		if (vstd::contains(data.Struct(), "index") && !data["index"].isNull())
 		{
 			if (modName != "core")