feat: implement rest of endpoints

2026-06-19 10:09:16 -03:00
parent b1e4058b22
commit 53f708cd69
2 changed files with 450 additions and 9 deletions
@@ -2,6 +2,8 @@
 #include "utils.h"
 #include "log-sink.h"

+#include <regex>
+#include <map>
 #include <fstream>

 #include <tinymitm/proxy.h>
@@ -13,8 +15,22 @@

 #include <glaze/glaze.hpp>

-#include <map>
+/*
+    misc helper functions
+*/
+std::unordered_set<std::string> slasherNames = {
+    "Chuckles",  "Bob", "HillBilly", "Nurse",  "Shape",  "Witch",     "Killer07",   "Cannibal", "Bear",
+    "Nightmare", "Pig", "Clown",     "Spirit", "Plague", "Ghostface", "Demogorgon", "Oni",      "Gunslinger"};

+bool isSlasher(std::string name)
+{
+    if (slasherNames.contains(name) || (name.length() == 3 && name[0] == 'K')) return true;
+    return false;
+}
+
+/*
+    spoofer impl
+*/
 Spoofer::Spoofer()
 {
    _log = new seallib::Logger("Spoofer");
@@ -239,6 +255,290 @@ void Spoofer::wsMessageCallback(std::shared_ptr<ix::ConnectionState> /*connectio
            break;
    }
 }
+
+/*
+    endpoint related helper functions
+*/
+void Spoofer::modifyCharacterInventory(glz::generic& js)
+{
+    bool slasher = isSlasher(js["characterName"].get<std::string>());
+
+    bool hasItems = js.is_object() && js.get_object().contains("characterItems") && js["characterItems"].is_array();
+    if (!hasItems) return;
+
+    std::unordered_set<std::string> existingItemIds;
+    std::unordered_map<std::string, int> stackableQty;
+    stackableQty.insert(_camperItems.begin(), _camperItems.end());
+    stackableQty.insert(_camperOfferings.begin(), _camperOfferings.end());
+    stackableQty.insert(_globalOfferings.begin(), _globalOfferings.end());
+    stackableQty.insert(_camperAddons.begin(), _camperAddons.end());
+    stackableQty.insert(_slasherAddons.begin(), _slasherAddons.end());
+    stackableQty.insert(_slasherOfferings.begin(), _slasherOfferings.end());
+
+    auto& itemsArr = js["characterItems"].get_array();
+
+    /*
+        existing items
+    */
+    for (auto& item : itemsArr)
+    {
+        if (item.is_object() && item.get_object().contains("itemId") && item["itemId"].is_string())
+        {
+            std::string itemId = item["itemId"].get<std::string>();
+            existingItemIds.insert(itemId);
+            auto it = stackableQty.find(itemId);
+            if (it != stackableQty.end()) item["quantity"] = it->second;
+        }
+    }
+
+    /*
+        item injection
+    */
+    auto appendItems = [&](const std::unordered_map<std::string, int>& idMap) {
+        for (const auto& [itemId, qty] : idMap)
+            if (existingItemIds.find(itemId) == existingItemIds.end())
+            {
+                glz::json_t::object_t newItem;
+                newItem["itemId"] = itemId;
+                newItem["quantity"] = qty;
+                itemsArr.push_back(newItem);
+            }
+    };
+
+    auto appendPerks = [&](const std::unordered_set<std::string>& idSet) {
+        for (const auto& itemId : idSet)
+            if (existingItemIds.find(itemId) == existingItemIds.end())
+            {
+                glz::json_t::object_t newItem;
+                newItem["itemId"] = itemId;
+                newItem["quantity"] = 3;
+                itemsArr.push_back(newItem);
+            }
+    };
+
+    if (!slasher)
+    {
+        appendItems(_camperItems);
+        appendItems(_camperAddons);
+        appendItems(_camperOfferings);
+        appendPerks(_camperPerks);
+    }
+    else
+    {
+        appendItems(_slasherAddons);
+        appendItems(_slasherOfferings);
+        appendPerks(_slasherPerks);
+    }
+    appendItems(_globalOfferings);
+}
+
+void Spoofer::modifyCharacterData(glz::generic& js)
+{
+    if (!js.contains("characterName") || !js["characterName"].is_string())
+    {
+        _log->verbose("attempted to modify invalid char");
+        return;
+    }
+
+    std::string name = js["characterName"].get_string();
+
+    if (_spoofCharacters)
+    {
+        bool needsLvlSpoofing = false;
+        if (js.contains("isEntitled") && !js["isEntitled"].get_boolean() && js.contains("characterName") &&
+            _unlockedCharacters.contains(js["characterName"].get_string()))
+        {
+            js["isEntitled"] = true;
+            js["purchaseInfo"] = glz::json_t::object_t{{"quantity", 1},
+                                                       {"origin", "PlayerInventory"},
+                                                       {"reason", "Item(s) added via Purchase"},
+                                                       {"lastUpdateAt", static_cast<uint64_t>(std::time(nullptr))},
+                                                       {"objectId", name}};
+            needsLvlSpoofing = true;
+        }
+
+        if (needsLvlSpoofing)
+        {
+
+            if (js.contains("bloodWebLevel") && js["bloodWebLevel"].is_number() &&
+                js["bloodWebLevel"].get_number() <= 15)
+                if (!js.contains("prestigeLevel") ||
+                    (js["prestigeLevel"].is_number() && js["prestigeLevel"].get_number() <= 0))
+                    js["bloodWebLevel"] = 16;
+
+            if (js.contains("bloodWebData")) generateBloodweb(js["bloodWebData"]);
+        }
+    }
+
+    if (_spoofItems || _spoofPerks) modifyCharacterInventory(js);
+}
+
+void Spoofer::generateBloodweb(glz::generic& js)
+{
+    if (!js.is_object()) js = glz::json_t::object_t{};
+
+    std::vector<std::string> paths;
+    glz::json_t::array_t ringDataArray;
+
+    glz::json_t::object_t rootRing;
+    glz::json_t::array_t rootNodeData;
+    glz::json_t::object_t rootNode;
+    rootNode["nodeId"] = "0";
+    rootNode["state"] = "Collected";
+    rootNodeData.push_back(rootNode);
+    rootRing["nodeData"] = rootNodeData;
+    ringDataArray.push_back(rootRing);
+
+    int nodesPerRing[] = {6, 12, 12};
+    std::vector<std::string> prevRingNodes = {"0"};
+
+    for (int ring = 1; ring <= 3; ++ring)
+    {
+        glz::json_t::array_t nodeDataArray;
+        std::vector<std::string> currentRingNodes;
+        int numNodes = nodesPerRing[ring - 1];
+
+        for (int i = 1; i <= numNodes; ++i)
+        {
+            std::string childId = std::to_string((ring * 100) + i);
+            currentRingNodes.push_back(childId);
+
+            int parentIndex = (i - 1) / (numNodes / static_cast<int>(prevRingNodes.size()));
+            std::string parentId = prevRingNodes[(std::min)(parentIndex, (int)prevRingNodes.size() - 1)];
+            paths.push_back(parentId + "_" + childId);
+
+            std::string item = PLACEHOLDER_ITEM_ID;
+
+            glz::json_t::object_t node;
+            node["nodeId"] = childId;
+            node["state"] = "Collected";
+            node["contentId"] = item;
+            nodeDataArray.push_back(node);
+        }
+
+        glz::json_t::object_t ringEntry;
+        ringEntry["nodeData"] = nodeDataArray;
+        ringDataArray.push_back(ringEntry);
+
+        prevRingNodes = std::move(currentRingNodes);
+    }
+
+    glz::json_t::array_t pathsArr;
+    for (auto& p : paths)
+        pathsArr.push_back(p);
+
+    js["paths"] = pathsArr;
+    js["ringData"] = ringDataArray;
+}
+
+/*
+    api handlers
+*/
+void Spoofer::onServerGetAll(std::string& body)
+{
+    glz::generic doc{};
+    auto ec = glz::read_json(doc, body);
+    if (ec) return _log->error("JSON parse error for dbd-character-data/get-all");
+
+    if (!doc.is_object() || !doc.get_object().contains("list") || !doc["list"].is_array())
+        return _log->error("Invalid json for dbd-character-data/get-all");
+
+    auto& list = doc["list"].get_array();
+    for (auto& charData : list)
+        modifyCharacterData(charData);
+
+    auto written = glz::write_json(doc);
+    if (written)
+        body = written.value();
+    else
+        _log->error("JSON dump error for dbd-character-data/get-all");
+}
+
+void Spoofer::onServerInventoryAll(std::string& body)
+{
+    glz::generic doc{};
+    auto ec = glz::read_json(doc, body);
+    if (ec) return _log->error("JSON parse error for dbd-inventories/all");
+
+    if (!doc.is_object() || !doc.get_object().contains("inventoryItems") || !doc["inventoryItems"].is_array())
+        return _log->error("Invalid json for JSON parse error for dbd-inventories/all");
+
+    auto& itemsArr = doc["inventoryItems"].get_array();
+    std::unordered_set<std::string> existingIds;
+    int64_t now = std::time(nullptr);
+
+    std::unordered_map<std::string, int> spoofMap;
+
+    if (_spoofPerks)
+    {
+        for (const auto& id : _camperPerks)
+            spoofMap[id] = 3;
+        for (const auto& id : _slasherPerks)
+            spoofMap[id] = 3;
+    }
+    if (_spoofItems)
+    {
+        for (const auto& [id, qty] : _camperOfferings)
+            spoofMap[id] = qty;
+        for (const auto& [id, qty] : _slasherOfferings)
+            spoofMap[id] = qty;
+        for (const auto& [id, qty] : _globalOfferings)
+            spoofMap[id] = qty;
+        for (const auto& [id, qty] : _camperItems)
+            spoofMap[id] = qty;
+        for (const auto& [id, qty] : _camperAddons)
+            spoofMap[id] = qty;
+        for (const auto& [id, qty] : _slasherAddons)
+            spoofMap[id] = qty;
+    }
+    if (_spoofCatalog)
+    {
+        //for (const auto& id : _catalogOutfitIds)
+        //spoofMap[id] = 1;
+        for (const auto& id : _catalogItemIds)
+            spoofMap[id] = 1;
+    }
+
+    /*
+        item updates
+    */
+    for (auto& item : itemsArr)
+    {
+        std::string id;
+        if (item.is_object() && item.get_object().contains("objectId") && item["objectId"].is_string())
+            id = item["objectId"].get<std::string>();
+
+        if (id.empty()) continue;
+        existingIds.insert(id);
+
+        auto it = spoofMap.find(id);
+        if (it != spoofMap.end()) item["quantity"] = it->second;
+    }
+
+    /*
+        item inserts
+    */
+    for (const auto& [id, qty] : spoofMap)
+    {
+        if (!existingIds.contains(id))
+        {
+            glz::json_t::object_t newItem;
+            newItem["objectId"] = id;
+            newItem["quantity"] = qty;
+            newItem["lastUpdateAt"] = now;
+            itemsArr.push_back(newItem);
+        }
+    }
+
+    auto written = glz::write_json(doc);
+    if (written)
+        body = written.value();
+    else
+        _log->error("JSON dump error for dbd-inventories/all");
+
+    _log->verbose("Inventory spoofed");
+}
+
 void Spoofer::onServerMessageList(std::string& body)
 {
    glz::generic doc;
@@ -302,10 +602,101 @@ void Spoofer::onServerMessageList(std::string& body)
        return;
    }

-#ifdef _DEBUG
    _log->verbose("Spoofed message list");
-#endif
 }
+
+void Spoofer::onServerBloodweb(std::string& body, std::string& respHeaders)
+{
+    glz::generic doc;
+    auto ec = glz::read_json(doc, body);
+    if (ec)
+    {
+        _log->error("JSON parse error for onServerBloodweb");
+        return;
+    }
+
+    /*
+        false char response
+    */
+    if (body.find("NotAllowedException") != std::string::npos && body.find("not owned") != std::string::npos)
+    {
+        glz::generic mock = glz::generic::object_t{};
+        mock["bloodWebLevelChanged"] = false;
+        mock["updatedWallets"] = glz::generic::array_t{};
+        mock["bloodWebLevel"] = 16;
+        mock["prestigeLevel"] = 0;
+        mock["bloodWebData"] = glz::generic::object_t{};
+        mock["characterItems"] = glz::generic::array_t{};
+        mock["characterName"] = this->_lastBwCharacter;
+        mock["isEntitled"] = true;
+
+        glz::generic::object_t purchaseInfo;
+        purchaseInfo["quantity"] = 1;
+        purchaseInfo["origin"] = "PlayerInventory";
+        purchaseInfo["reason"] = "Item(s) added via Purchase";
+        purchaseInfo["lastUpdateAt"] = static_cast<uint64_t>(std::time(nullptr));
+        purchaseInfo["objectId"] = this->_lastBwCharacter;
+
+        mock["purchaseInfo"] = purchaseInfo;
+
+        if (_spoofCharacters) generateBloodweb(mock["bloodWebData"]);
+
+        if (_spoofItems || _spoofPerks) modifyCharacterInventory(mock);
+
+        std::string new_body;
+        ec = glz::write_json(mock, new_body);
+        if (ec)
+        {
+            _log->error("JSON write error for onServerBloodweb");
+            return;
+        }
+        body = new_body;
+
+        std::regex statusRegex(R"(HTTP\/\d\.\d\s+403)");
+        respHeaders = std::regex_replace(respHeaders, statusRegex, "HTTP/1.1 200");
+
+        _log->verbose("Spoofed bloodweb request for unowned character.");
+    }
+
+    /*
+        bloodweb fixup for already owned perks
+    */
+    if (_spoofPerks)
+    {
+        if (doc.contains("bloodWebData") && doc["bloodWebData"].is_object())
+        {
+            auto& bloodWebData = doc["bloodWebData"];
+
+            if (!bloodWebData.contains("paths") || !bloodWebData.contains("ringData")) return;
+
+            for (auto& ring : bloodWebData["ringData"].get_array())
+            {
+                if (!ring.contains("nodeData") || !ring["nodeData"].is_array()) continue;
+
+                for (auto& node : ring["nodeData"].get_array())
+                {
+                    if (!node.contains("contentId") || !node["contentId"].is_string()) continue;
+
+                    std::string contentId = node["contentId"].get_string();
+                    if (_camperPerks.contains(contentId) || _slasherPerks.contains(contentId))
+                        node["contentId"] = PLACEHOLDER_ITEM_ID;
+                }
+            }
+            _log->verbose("Fixed bloodweb request");
+        }
+    }
+
+    modifyCharacterData(doc);
+
+    auto written = glz::write_json(doc);
+    if (written)
+        body = written.value();
+    else
+        _log->error("JSON write error for onServerBloodweb");
+
+    _log->verbose("Spoofed bloodweb items for owned character");
+}
+
 void Spoofer::onServerUpdateEntitlements(const std::string& url, std::string& body)
 {
    if (!_spoofDLCs) return;
@@ -346,10 +737,22 @@ void Spoofer::onServerUpdateEntitlements(const std::string& url, std::string& bo
        return;
    }

-#ifdef _DEBUG
-    _log->verbose("Spoofed entitlements (client)");
-#endif
+    _log->verbose("Spoofed entitlements (response)");
 }
+
+void Spoofer::onClientBloodweb(std::string& body)
+{
+    glz::generic doc;
+    auto ec = glz::read_json(doc, body);
+    if (ec)
+    {
+        _log->error("JSON parse error for onClientBloodweb");
+        return;
+    }
+
+    if (doc.contains("characterName")) _lastBwCharacter = doc["characterName"].get_string();
+}
+
 void Spoofer::onClientUpdateEntitlements(const std::string& url, std::string& body)
 {
    if (!_spoofDLCs) return;
@@ -390,9 +793,7 @@ void Spoofer::onClientUpdateEntitlements(const std::string& url, std::string& bo
        return;
    }

-#ifdef _DEBUG
    _log->verbose("Spoofed entitlements (client)");
-#endif
 }

 /*
@@ -406,11 +807,19 @@ void Spoofer::serverResponseHandler(const std::string& url, std::string& body, s
    std::lock_guard<std::mutex> lock(_mutex);

    if (url.find("/api/v1/messages/listV2") != std::string::npos) return onServerMessageList(body);
+    if (url.find("/api/v1/dbd-inventories/all") != std::string::npos) return onServerInventoryAll(body);
+    if (url.find("/api/v1/dbd-character-data/get-all") != std::string::npos) return onServerGetAll(body);
    if (url.find("/api/v1/owned-products/get-update-entitlements") != std::string::npos)
        return onServerUpdateEntitlements(url, body);
+
+    if (url.find("/api/v1/dbd-character-data/bloodweb") != std::string::npos ||
+        url.find("/api/v1/dbd-character-data/bloodweb/v2") != std::string::npos ||
+        url.find("/api/v1/dbd-character-data/bulk-spending-bloodweb") != std::string::npos)
+        return onServerBloodweb(body, headers);
 }

-void Spoofer::clientRequestHandler(const std::string& url, std::string& body, std::string& /*headers*/, bool /*wasBlocked*/)
+void Spoofer::clientRequestHandler(const std::string& url, std::string& body, std::string& /*headers*/,
+                                   bool /*wasBlocked*/)
 {
    if (url.find("bhvrdbd.com") == std::string::npos) return;

@@ -418,4 +827,9 @@ void Spoofer::clientRequestHandler(const std::string& url, std::string& body, st

    if (url.find("/api/v1/owned-products/get-update-entitlements") != std::string::npos)
        return onClientUpdateEntitlements(url, body);
+
+    if (url.find("/api/v1/dbd-character-data/bloodweb") != std::string::npos ||
+        url.find("/api/v1/dbd-character-data/bloodweb/v2") != std::string::npos ||
+        url.find("/api/v1/dbd-character-data/bulk-spending-bloodweb") != std::string::npos)
+        return onClientBloodweb(body);
 }
@@ -9,9 +9,13 @@

 #include <mutex>

+#include <glaze/glaze.hpp>
+
 #define WS_ADDR "0.0.0.0"
 #define WS_PORT 4444

+#define PLACEHOLDER_ITEM_ID "Anniversary2025Offering"
+
 class TinyMITMProxy;

 namespace ix
@@ -97,6 +101,27 @@ class Spoofer

        void wsMessageCallback(std::shared_ptr<ix::ConnectionState> connectionState, ix::WebSocket& webSocket,
                               const std::unique_ptr<ix::WebSocketMessage>& msg);
+
+        /*
+            helpers
+        */
+        void modifyCharacterInventory(glz::generic& js);
+        void modifyCharacterData(glz::generic& js);
+        void generateBloodweb(glz::generic& js);
+
+        /*
+            api handlers
+        */
+        void onServerGetAll(std::string& body);
+        void onServerInventoryAll(std::string& body);
+        void onServerMessageList(std::string& body);
+        void onServerBloodweb(std::string& body, std::string& respHeaders);
+        void onServerUpdateEntitlements(const std::string& url, std::string& body);
+
+        void onClientGetAll(std::string& body);
+        void onClientBloodweb(std::string& body);
+        void onClientUpdateEntitlements(const std::string& url, std::string& body);
+
        /*
            proxy handlers
        */
@@ -111,6 +136,7 @@ class Spoofer
        bool _spoofPerks = false;
        bool _spoofCatalog = false;
        bool _spoofDLCs = false;
+        bool _spoofCharacters = false;

        std::unordered_map<std::string, int> _camperItems;
        std::unordered_map<std::string, int> _camperAddons;
@@ -136,4 +162,5 @@ class Spoofer
        ix::WebSocketServer* _wsServer = nullptr;
        seallib::Logger* _log = nullptr;
        std::mutex _mutex;
+        std::string _lastBwCharacter;
 };