From 7db80484699a74da5af8e686d3e3261550a304aa Mon Sep 17 00:00:00 2001
From: neru <neru@neru.rip>
Date: Mon, 13 Apr 2026 01:07:53 -0300
Subject: [PATCH] feat: add DLC unlocking

---
 src/unlocker/spoofing.cpp | 86 +++++++++++++++++++++++++++++++++++++++
 src/unlocker/spoofing.h   | 11 ++++-
 2 files changed, 95 insertions(+), 2 deletions(-)

diff --git a/src/unlocker/spoofing.cpp b/src/unlocker/spoofing.cpp
index d412ab8..e6f6c64 100644
--- a/src/unlocker/spoofing.cpp
+++ b/src/unlocker/spoofing.cpp
@@ -121,6 +121,27 @@ void Spoofer::loadData()
         }
     }
 
+    /*
+        dlcs
+    */
+    std::ifstream dlcFile(utils::getExePath() + "dlcs.json");
+    if (dlcFile.is_open())
+    {
+        std::stringstream buff;
+        buff << dlcFile.rdbuf();
+        json doc = json::parse(buff.str(), nullptr, false);
+        if (doc.is_discarded())
+            Log::error("Failed to parse dlcs.json");
+        else
+        {
+            for (const auto& dlc : doc)
+            {
+                if (dlc.contains("grdk")) _dlcListGRDK.insert(dlc["grdk"].get<std::string>());
+                if (dlc.contains("egs")) _dlcListEGS.insert(dlc["egs"].get<std::string>());
+            }
+        }
+    }
+
     Log::verbose("Finished loading data");
 
     Log::verbose("Items - {} camper", _camperItemIds.size());
@@ -131,6 +152,7 @@ void Spoofer::loadData()
 
     Log::verbose("Catalog - {} outfits | {} items", _catalogOutfitIds.size(), _catalogItemIds.size());
     Log::verbose("Characters - {}", _characterList.size());
+    Log::verbose("DLCs - GRDK {} - EGS: {}", _dlcListGRDK.size(), _dlcListEGS.size());
 }
 
 void Spoofer::loadConfig()
@@ -658,6 +680,66 @@ void Spoofer::onBloodweb(std::string& body, std::string& respHeaders)
 #endif
 }
 
+void Spoofer::onUpdateEntitlements(const std::string& url, std::string& body)
+{
+    if (!_config.spoofCharacterOwnership) return;
+
+    json js = json::parse(body, nullptr, false);
+    if (js.is_discarded()) return Log::error("JSON parse error for get-update-entitlements");
+
+    if (js.contains("entitlements"))
+    {
+        auto& jsonList = js["entitlements"];
+
+        std::unordered_set<std::string>* list = nullptr;
+
+        if (url.starts_with("https://grdk.live.bhvrdbd.com/"))
+            list = &_dlcListGRDK;
+        else if (url.starts_with("https://egs.live.bhvrdbd.com/"))
+            list = &_dlcListEGS;
+        else
+            return Log::error("Invalid url?");
+
+        if (list == nullptr) return;
+        for (const std::string& dlcId : *list)
+        {
+            if (std::find(jsonList.begin(), jsonList.end(), dlcId) == jsonList.end()) jsonList.push_back(dlcId);
+        }
+    }
+
+    body = js.dump();
+}
+
+void Spoofer::onUpdateEntitlementsClient(const std::string& url, std::string& body)
+{
+    if (!_config.spoofCharacterOwnership) return;
+
+    json js = json::parse(body, nullptr, false);
+    if (js.is_discarded()) return Log::error("JSON parse error for get-update-entitlements");
+
+    if (js.contains("clientEntitlementIds"))
+    {
+        auto& jsonList = js["clientEntitlementIds"];
+
+        std::unordered_set<std::string>* list = nullptr;
+
+        if (url.starts_with("https://grdk.live.bhvrdbd.com/"))
+            list = &_dlcListGRDK;
+        else if (url.starts_with("https://egs.live.bhvrdbd.com/"))
+            list = &_dlcListEGS;
+        else
+            return Log::error("Invalid url?");
+
+        if (list == nullptr) return;
+        for (const std::string& dlcId : *list)
+        {
+            if (std::find(jsonList.begin(), jsonList.end(), dlcId) == jsonList.end()) jsonList.push_back(dlcId);
+        }
+    }
+
+    body = js.dump();
+}
+
 /*
     event handlers
 */
@@ -676,6 +758,8 @@ void Spoofer::serverResponseHandler(const std::string& url, std::string& body, s
     if (url.find("api/v1/dbd-character-data/bloodweb") != std::string::npos ||
         url.find("api/v1/dbd-character-data/bulk-spending-bloodweb") != std::string::npos)
         return onBloodweb(body, respHeaders);
+
+    if (url.ends_with("api/v1/owned-products/get-update-entitlements")) return onUpdateEntitlements(url, body);
 }
 
 void Spoofer::clientRequestHandler(const std::string& url, std::string& body, std::string& /*reqHeaders*/)
@@ -687,4 +771,6 @@ void Spoofer::clientRequestHandler(const std::string& url, std::string& body, st
     if (url.find("api/v1/dbd-character-data/bloodweb") != std::string::npos ||
         url.find("api/v1/dbd-character-data/bulk-spending-bloodweb") != std::string::npos)
         return onBloodwebClient(body);
+
+    if (url.ends_with("api/v1/owned-products/get-update-entitlements")) return onUpdateEntitlementsClient(url, body);
 }
diff --git a/src/unlocker/spoofing.h b/src/unlocker/spoofing.h
index 089c6ea..4113798 100644
--- a/src/unlocker/spoofing.h
+++ b/src/unlocker/spoofing.h
@@ -40,12 +40,16 @@ class Spoofer
         void generateBloodweb(nlohmann::json& data);
         void modifyCharacterData(nlohmann::json& js);
 
-        void onGetAllClient(std::string& body);
         void onGetAll(std::string& body);
         void onInventoryAll(std::string& body);
         void onMessageList(std::string& body);
-        void onBloodwebClient(std::string& body);
         void onBloodweb(std::string& body, std::string& respHeaders);
+        void onGameConfigs(std::string& body);
+        void onUpdateEntitlements(const std::string& url, std::string& body);
+        
+        void onGetAllClient(std::string& body);
+        void onBloodwebClient(std::string& body);
+        void onUpdateEntitlementsClient(const std::string& url, std::string& body);
 
         void serverResponseHandler(const std::string& url, std::string& body, std::string& respHeaders);
         void clientRequestHandler(const std::string& url, std::string& body, std::string& reqHeaders);
@@ -70,6 +74,9 @@ class Spoofer
         std::unordered_set<std::string> _unownedCharacters;
         std::unordered_set<std::string> _characterList;
 
+        std::unordered_set<std::string> _dlcListGRDK;
+        std::unordered_set<std::string> _dlcListEGS;
+
         std::string _lastBloodWebChar = "";
         std::mutex _mtx;
 };