XML saving and minor fixes + code refactoring.

Signed-off-by: otfallen <f.fallen45@gmail.com>

src/framework/luafunctions.cpp

@@ -66,6 +66,7 @@ void Application::registerLuaFunctions()
     g_lua.bindGlobalFunction("iptostring", [](int v) { return stdext::ip_to_string(v); });
     g_lua.bindGlobalFunction("stringtoip", [](const std::string& v) { return stdext::string_to_ip(v); });
     g_lua.bindGlobalFunction("listSubnetAddresses", [](uint32 a, uint8 b) { return stdext::listSubnetAddresses(a, b); });
+    g_lua.bindGlobalFunction("ucwords", [](std::string s) { return stdext::ucwords(s); });
 
     // Application
     g_lua.registerSingletonClass("g_app");
@@ -154,6 +155,7 @@ void Application::registerLuaFunctions()
     g_lua.bindSingletonFunction("g_resources", "searchAndAddPackages", &ResourceManager::searchAndAddPackages, &g_resources);
     g_lua.bindSingletonFunction("g_resources", "removeSearchPath", &ResourceManager::removeSearchPath, &g_resources);
     g_lua.bindSingletonFunction("g_resources", "fileExists", &ResourceManager::fileExists, &g_resources);
+    g_lua.bindSingletonFunction("g_resources", "directoryExists", &ResourceManager::directoryExists, &g_resources);
     g_lua.bindSingletonFunction("g_resources", "getRealDir", &ResourceManager::getRealDir, &g_resources);
     g_lua.bindSingletonFunction("g_resources", "getWorkDir", &ResourceManager::getWorkDir, &g_resources);
     g_lua.bindSingletonFunction("g_resources", "getSearchPaths", &ResourceManager::getSearchPaths, &g_resources);

src/framework/xml/tinyxml.h

@@ -43,6 +43,7 @@ distribution.
 #include <framework/const.h>
 #include <otclient/position.h>
 #include <framework/stdext/cast.h>
+#include <framework/stdext/string.h>
 
 // Help out windows:
 #if defined( _DEBUG ) && !defined( DEBUG )
@@ -51,7 +52,7 @@ distribution.
 
 #ifdef TIXML_USE_STL
     #include <string>
-     #include <iostream>
+    #include <iostream>
     #include <sstream>
     #define TIXML_STRING        std::string
 #else
@@ -1005,6 +1006,7 @@ public:
     std::string Attribute( const std::string& name, double* d ) const;
 
     void SetAttribute( const std::string& name, const std::string& _value );
+    void SetAttribute( const std::string& name, int _value) { SetAttribute(name, stdext::to_string(_value)); }
 
     void RemoveAttribute( const std::string& name );
 

src/otclient/creatures.cpp

@@ -22,22 +22,138 @@
 
 #include "creatures.h"
 #include "creature.h"
+#include "map.h"
 
 #include <framework/xml/tinyxml.h>
 #include <framework/core/resourcemanager.h>
 #include <boost/filesystem.hpp>
 
-Creatures g_creatures;
+CreatureManager g_creatures;
+
+void Spawn::load(TiXmlElement* node)
+{
+    Position centerPos = node->readPos("center");
+    setCenterPos(centerPos);
+    setRadius(node->readType<int32>("radius"));
+
+    CreatureTypePtr cType(nullptr);
+    for(TiXmlElement* cNode = node->FirstChildElement(); cNode; cNode = cNode->NextSiblingElement()) {
+        if(cNode->ValueStr() != "monster" && cNode->ValueStr() != "npc")
+            stdext::throw_exception(stdext::format("invalid spawn-subnode %s", cNode->ValueStr()));
+
+        std::string cName = cNode->Attribute("name");
+        stdext::tolower(cName);
+        stdext::trim(cName);
+
+        if (!(cType = g_creatures.getCreatureByName(cName)))
+            continue;
+
+        cType->setSpawnTime(cNode->readType<int>("spawntime"));
+        Otc::Direction dir = Otc::North;
+        int16 dir_ = cNode->readType<int16>("direction");
+        if(dir_ >= Otc::East && dir_ <= Otc::West)
+            dir = (Otc::Direction)dir_;
+        cType->setDirection(dir);
+
+        centerPos.x += cNode->readType<int>("x");
+        centerPos.y += cNode->readType<int>("y");
+        centerPos.z  = cNode->readType<int>("z");
+        __addCreature(centerPos, cType);
+    }
+}
+
+void Spawn::save(TiXmlElement*& node)
+{
+    node = new TiXmlElement("spawn");
+
+    const Position& c = getCenterPos();
+    node->SetAttribute("centerx", c.x);
+    node->SetAttribute("centery", c.y);
+    node->SetAttribute("centerz", c.z);
+
+    node->SetAttribute("radius", getRadius());
+
+    TiXmlElement* creatureNode = nullptr;
+    for(const auto& pair : m_creatures) {
+        if(!(creatureNode = new TiXmlElement("monster")))
+            stdext::throw_exception("oom?");
+
+        const CreatureTypePtr& creature = pair.second;
+
+        creatureNode->SetAttribute("name", creature->getName());
+        creatureNode->SetAttribute("spawntime", creature->getSpawnTime());
+        creatureNode->SetAttribute("direction", creature->getDirection());
+
+        const Position& placePos = pair.first;
+        assert(placePos.isValid());
+
+        creatureNode->SetAttribute("x", placePos.x);
+        creatureNode->SetAttribute("y", placePos.y);
+        creatureNode->SetAttribute("z", placePos.z);
+
+        node->LinkEndChild(creatureNode);
+    }
+}
+
+void Spawn::addCreature(const Position& placePos, const CreatureTypePtr& cType)
+{
+    const Position& centerPos = getCenterPos();
+    int m_radius = getRadius();
+    if(m_radius != -1 && placePos.x < centerPos.x - m_radius &&
+            placePos.x > centerPos.x + m_radius && placePos.y < centerPos.y - m_radius &&
+            placePos.y > centerPos.y + m_radius)
+        stdext::throw_exception(stdext::format("cannot place creature, out of range %s %s %d - increment radius.",
+                                               stdext::to_string(placePos), stdext::to_string(centerPos), m_radius));
+
+    return __addCreature(placePos, cType);
+}
+
+void Spawn::__addCreature(const Position& centerPos, const CreatureTypePtr& cType)
+{
+    g_map.addThing(cType->cast(), centerPos, 4);
+    m_creatures.insert(std::make_pair(centerPos, cType));
+}
+
+void Spawn::removeCreature(const Position& pos)
+{
+    auto iterator = m_creatures.find(pos);
+    if(iterator != m_creatures.end())
+        __removeCreature(iterator);
+}
+
+void Spawn::__removeCreature(std::unordered_map<Position, CreatureTypePtr, PositionHasher>::iterator iter)
+{
+    assert(iter->first.isValid());
+    assert(g_map.removeThingByPos(iter->first, 4));
+    m_creatures.erase(iter);
+}
 
 CreaturePtr CreatureType::cast()
 {
     CreaturePtr ret(new Creature);
-    ret->setName(getName());
+
+    std::string cName = getName();
+    stdext::ucwords(cName);
+    ret->setName(cName);
+
+    ret->setDirection(getDirection());
     ret->setOutfit(getOutfit());
     return ret;
 }
 
-void Creatures::loadMonsters(const std::string& file)
+CreatureManager::CreatureManager()
+{
+    m_nullCreature = CreatureTypePtr(new CreatureType);
+}
+
+void CreatureManager::clearSpawns()
+{
+    for(auto it : m_spawns)
+        it->clear();
+    m_spawns.clear();
+}
+
+void CreatureManager::loadMonsters(const std::string& file)
 {
     TiXmlDocument doc;
     doc.Parse(g_resources.loadFile(file).c_str());
@@ -60,12 +176,12 @@ void Creatures::loadMonsters(const std::string& file)
     m_loaded = true;
 }
 
-void Creatures::loadSingleCreature(const std::string& file)
+void CreatureManager::loadSingleCreature(const std::string& file)
 {
     loadCreatureBuffer(g_resources.loadFile(file));
 }
 
-void Creatures::loadNpcs(const std::string& folder)
+void CreatureManager::loadNpcs(const std::string& folder)
 {
     boost::filesystem::path npcPath(boost::filesystem::current_path().generic_string() + folder);
     if(!boost::filesystem::exists(npcPath))
@@ -83,7 +199,61 @@ void Creatures::loadNpcs(const std::string& folder)
     }
 }
 
-void Creatures::loadCreatureBuffer(const std::string &buffer)
+void CreatureManager::loadSpawns(const std::string& fileName)
+{
+    if(!isLoaded()) {
+        g_logger.fatal("creatures aren't loaded yet to load spawns.");
+        return;
+    }
+
+    if(m_spawnLoaded) {
+        g_logger.warning("attempt to reload spawns.");
+        return;
+    }
+
+    TiXmlDocument doc;
+    doc.Parse(g_resources.loadFile(fileName).c_str());
+    if(doc.Error())
+        stdext::throw_exception(stdext::format("cannot load spawns xml file '%s: '%s'", fileName, doc.ErrorDesc()));
+
+    TiXmlElement* root = doc.FirstChildElement();
+    if(!root || root->ValueStr() != "spawns")
+        stdext::throw_exception("malformed spawns file");
+
+    for(TiXmlElement* node = root->FirstChildElement(); node; node = node->NextSiblingElement()) {
+        if(node->ValueTStr() != "spawn")
+            stdext::throw_exception("invalid spawn node");
+
+        SpawnPtr spawn(new Spawn);
+        spawn->load(node);
+        m_spawns.push_back(spawn);
+    }
+    doc.Clear();
+    m_spawnLoaded = true;
+}
+
+void CreatureManager::saveSpawns(const std::string& fileName)
+{
+    TiXmlDocument doc;
+    doc.SetTabSize(2);
+
+    TiXmlDeclaration* decl = new TiXmlDeclaration("1.0", "UTF-8", "");
+    doc.LinkEndChild(decl);
+
+    TiXmlElement* root = new TiXmlElement("spawns");
+    doc.LinkEndChild(root);
+
+    for(auto spawn : m_spawns) {
+        TiXmlElement* elem;
+        spawn->save(elem);
+        root->LinkEndChild(elem);
+    }
+
+    if(!doc.SaveFile(fileName))
+        stdext::throw_exception(stdext::format("failed to save spawns XML: %s", doc.ErrorDesc()));
+}
+
+void CreatureManager::loadCreatureBuffer(const std::string& buffer)
 {
     TiXmlDocument doc;
     doc.Parse(buffer.c_str());
@@ -103,24 +273,24 @@ void Creatures::loadCreatureBuffer(const std::string &buffer)
         if(attrib->ValueStr() != "look")
             continue;
 
-        if(m_loadCreatureBuffer(attrib, newType))
+        m_loadCreatureBuffer(attrib, newType);
-            break;
+        break;
     }
 
     doc.Clear();
 }
 
-bool Creatures::m_loadCreatureBuffer(TiXmlElement* attrib, const CreatureTypePtr& m)
+void CreatureManager::m_loadCreatureBuffer(TiXmlElement* attrib, const CreatureTypePtr& m)
 {
     if(std::find(m_creatures.begin(), m_creatures.end(), m) != m_creatures.end())
-        return true;
+        return;
 
     Outfit out;
     out.setCategory(ThingCategoryCreature);
     if(!attrib->Attribute("type").empty())
         out.setId(attrib->readType<int32>("type"));
     else
-        out.setAuxId(attrib->readType<int32>("typeex"));
+        out.setId(attrib->readType<int32>("typeex"));
 
     {
         out.setHead(attrib->readType<int>(("head")));
@@ -133,25 +303,30 @@ bool Creatures::m_loadCreatureBuffer(TiXmlElement* attrib, const CreatureTypePtr
 
     m->setOutfit(out);
     m_creatures.push_back(m);
-    return true;
 }
 
-CreatureTypePtr Creatures::getCreatureByName(std::string name)
+const CreatureTypePtr& CreatureManager::getCreatureByName(std::string name)
 {
     stdext::tolower(name);
     stdext::trim(name);
     auto it = std::find_if(m_creatures.begin(), m_creatures.end(),
                            [=] (const CreatureTypePtr& m) -> bool { return m->getName() == name; });
-    return it != m_creatures.end() ? *it : nullptr;
+    if(it != m_creatures.end())
+        return *it;
+    g_logger.warning(stdext::format("could not find creature with name: %s", name));
+    return m_nullCreature;
 }
 
-CreatureTypePtr Creatures::getCreatureByLook(int look)
+const CreatureTypePtr& CreatureManager::getCreatureByLook(int look)
 {
     auto findFun = [=] (const CreatureTypePtr& c) -> bool
     {
         const Outfit& o = c->getOutfit();
-        return o.getId() == look || o.getAuxId() == look;
+        return o.getId() == look;
     };
     auto it = std::find_if(m_creatures.begin(), m_creatures.end(), findFun);
-    return it != m_creatures.end() ? *it : nullptr;
+    if(it != m_creatures.end())
+        return *it;
+    g_logger.warning(stdext::format("could not find creature with looktype: %d", look));
+    return m_nullCreature;
 }

src/otclient/creatures.h

@@ -32,7 +32,43 @@ enum CreatureAttr : uint8
     CreatureAttrPosition  = 0,
     CreatureAttrName      = 1,
     CreatureAttrOutfit    = 2,
-    CreatureAttrSpawnTime = 3
+    CreatureAttrSpawnTime = 3,
+    CreatureAttrDir       = 4
+};
+
+enum SpawnAttr : uint8
+{
+    SpawnAttrRadius  = 0,
+    SpawnAttrCenter  = 1,
+    SpawnAttrPos     = 2
+};
+
+class Spawn : public LuaObject
+{
+public:
+    Spawn() { }
+    Spawn(int32 radius) { setRadius(radius); }
+
+    void setRadius(int32 r) { m_attribs.set(SpawnAttrRadius, r) ;}
+    int32 getRadius() { return m_attribs.get<int32>(SpawnAttrRadius); }
+
+    void setCenterPos(const Position& pos) { m_attribs.set(SpawnAttrCenter, pos); }
+    Position getCenterPos() { return m_attribs.get<Position>(SpawnAttrPos); }
+
+    void addCreature(const Position& placePos, const CreatureTypePtr& cType);
+    void removeCreature(const Position& pos);
+    void clear() { m_creatures.clear(); }
+
+protected:
+    void load(TiXmlElement* node);
+    void save(TiXmlElement*& node);
+    void __addCreature(const Position& centerPos, const CreatureTypePtr& cType);
+    void __removeCreature(std::unordered_map<Position, CreatureTypePtr, PositionHasher>::iterator iter);
+
+private:
+    stdext::dynamic_storage<uint8> m_attribs;
+    std::unordered_map<Position, CreatureTypePtr, PositionHasher> m_creatures;
+    friend class CreatureManager;
 };
 
 class CreatureType : public LuaObject
@@ -41,46 +77,57 @@ public:
     CreatureType() { }
     CreatureType(const std::string& name) { setName(name); }
 
-    void setSpawnTime(int spawnTime) { m_attribs.set(CreatureAttrSpawnTime, spawnTime); }
+    void setSpawnTime(int32 spawnTime) { m_attribs.set(CreatureAttrSpawnTime, spawnTime); }
-    int getSpawnTime() { return m_attribs.get<int>(CreatureAttrSpawnTime); }
+    int32 getSpawnTime() { return m_attribs.get<int32>(CreatureAttrSpawnTime); }
 
-    void setName(const std::string& name) { m_attribs.set(CreatureAttrName, name); }
+    void setName(const std::string& name) { m_attribs.set(CreatureAttrName, name); dump << "set"<<getName(); }
     std::string getName() { return m_attribs.get<std::string>(CreatureAttrName); }
 
     void setOutfit(const Outfit& o) { m_attribs.set(CreatureAttrOutfit, o); }
     Outfit getOutfit() { return m_attribs.get<Outfit>(CreatureAttrOutfit); }
 
+    void setDirection(Otc::Direction dir) { m_attribs.set(CreatureAttrDir, dir); }
+    Otc::Direction getDirection() { return m_attribs.get<Otc::Direction>(CreatureAttrDir); }
+
     CreaturePtr cast();
 
 private:
     stdext::dynamic_storage<uint8> m_attribs;
 };
 
-class Creatures
+class CreatureManager
 {
 public:
+    CreatureManager();
     void clear() { m_creatures.clear(); }
+    void clearSpawns();
 
     void loadMonsters(const std::string& file);
     void loadSingleCreature(const std::string& file);
     void loadNpcs(const std::string& folder);
     void loadCreatureBuffer(const std::string& buffer);
+    void loadSpawns(const std::string& fileName);
+    void saveSpawns(const std::string& fileName);
 
-    CreatureTypePtr getCreatureByName(std::string name);
+    const CreatureTypePtr& getCreatureByName(std::string name);
-    CreatureTypePtr getCreatureByLook(int look);
+    const CreatureTypePtr& getCreatureByLook(int look);
 
-    bool isLoaded() const { return m_loaded; }
+    bool isLoaded() { return m_loaded; }
+    bool isSpawnLoaded() { return m_spawnLoaded; }
 
     const std::vector<CreatureTypePtr>& getCreatures() { return m_creatures; }
+    const std::vector<SpawnPtr>& getSpawns() { return m_spawns; }
 
 protected:
-    bool m_loadCreatureBuffer(TiXmlElement* elem, const CreatureTypePtr& m);
+    void m_loadCreatureBuffer(TiXmlElement* elem, const CreatureTypePtr& m);
 
 private:
     std::vector<CreatureTypePtr> m_creatures;
-    stdext::boolean<false> m_loaded;
+    std::vector<SpawnPtr> m_spawns;
+    stdext::boolean<false> m_loaded, m_spawnLoaded;
+    CreatureTypePtr m_nullCreature;
 };
 
-extern Creatures g_creatures;
+extern CreatureManager g_creatures;
 
 #endif

src/otclient/declarations.h

@@ -49,6 +49,7 @@ class ItemType;
 class House;
 class Town;
 class CreatureType;
+class Spawn;
 
 typedef stdext::shared_object_ptr<MapView> MapViewPtr;
 typedef stdext::shared_object_ptr<Tile> TilePtr;
@@ -69,6 +70,7 @@ typedef stdext::shared_object_ptr<ItemType> ItemTypePtr;
 typedef stdext::shared_object_ptr<House> HousePtr;
 typedef stdext::shared_object_ptr<Town> TownPtr;
 typedef stdext::shared_object_ptr<CreatureType> CreatureTypePtr;
+typedef stdext::shared_object_ptr<Spawn> SpawnPtr;
 
 typedef std::vector<ThingPtr> ThingList;
 typedef std::vector<ThingTypePtr> ThingTypeList;

src/otclient/houses.cpp

@@ -24,8 +24,16 @@
 
 #include <framework/core/resourcemanager.h>
 
+HouseManager g_houses;
+
+House::House()
+{
+    m_nullTile = TilePtr(new Tile(Position()));
+}
+
 House::House(uint32 hId, const std::string &name, const Position &pos)
 {
+    m_nullTile = TilePtr(new Tile(Position()));
     setId(hId);
     setName(name);
     if(pos.isValid())
@@ -38,39 +46,73 @@ void House::setTile(const TilePtr& tile)
     m_tiles.insert(std::make_pair(tile->getPosition(), tile));
 }
 
+const TilePtr& House::getTile(const Position& position)
+{
+    TileMap::const_iterator iter = m_tiles.find(position);
+    if(iter != m_tiles.end())
+        return iter->second;
+    return m_nullTile;
+}
+
 void House::load(const TiXmlElement *elem)
 {
     std::string name = elem->Attribute("name");
     if(name.empty())
         name = stdext::format("Unnamed house #%lu", getId());
 
+    setName(name);
     setRent(elem->readType<uint32>("rent"));
     setSize(elem->readType<uint32>("size"));
     setTownId(elem->readType<uint32>("townid"));
-    m_isGuildHall = elem->readType<bool>("rent");
+    m_isGuildHall = elem->readType<bool>("guildhall");
     setEntry(elem->readPos("entry"));
 }
 
-void Houses::addHouse(const HousePtr& house)
+void House::save(TiXmlElement*& elem)
+{
+#define s(x) stdext::to_string((x)) // ugly macro again... to save "typing".
+    elem = new TiXmlElement("house");
+
+    elem->SetAttribute("name", getName());
+    elem->SetAttribute("houseid", s(getId()));
+
+    Position entry = getEntry();
+    elem->SetAttribute("entryx", s(entry.x));
+    elem->SetAttribute("entryy", s(entry.y));
+    elem->SetAttribute("entryz", s(entry.z));
+
+    elem->SetAttribute("rent", s(getRent()));
+    elem->SetAttribute("townid", s(getTownId()));
+    elem->SetAttribute("size", s(getSize()));
+    elem->SetAttribute("guildhall", s(m_isGuildHall));
+}
+
+HouseManager::HouseManager()
+{
+    m_nullHouse = HousePtr(new House);
+}
+
+void HouseManager::addHouse(const HousePtr& house)
 {
     if(findHouse(house->getId()) == m_houses.end())
         m_houses.push_back(house);
 }
 
-void Houses::removeHouse(uint32 houseId)
+void HouseManager::removeHouse(uint32 houseId)
 {
     auto it = findHouse(houseId);
     if(it != m_houses.end())
         m_houses.erase(it);
 }
 
-HousePtr Houses::getHouse(uint32 houseId)
+const HousePtr& HouseManager::getHouse(uint32 houseId)
 {
-    auto it = findHouse(houseId);
+    auto it = std::find_if(m_houses.begin(), m_houses.end(),
-    return it != m_houses.end() ? *it : nullptr;
+                           [=] (const HousePtr& house) -> bool { return house->getId() == houseId; });
+    return it != m_houses.end() ? *it : m_nullHouse;
 }
 
-void Houses::load(const std::string& fileName)
+void HouseManager::load(const std::string& fileName)
 {
     TiXmlDocument doc;
     doc.Parse(g_resources.loadFile(fileName).c_str());
@@ -94,9 +136,29 @@ void Houses::load(const std::string& fileName)
     }
 }
 
-HouseList::iterator Houses::findHouse(uint32 houseId)
+void HouseManager::save(const std::string& fileName)
+{
+    TiXmlDocument doc;
+    doc.SetTabSize(2);
+
+    TiXmlDeclaration* decl = new TiXmlDeclaration("1.0", "UTF-8", "");
+    doc.LinkEndChild(decl);
+
+    TiXmlElement* root = new TiXmlElement("houses");
+    doc.LinkEndChild(root);
+
+    for(auto house : m_houses) {
+        TiXmlElement *elem;
+        house->save(elem);
+        root->LinkEndChild(elem);
+    }
+
+    if(!doc.SaveFile(fileName))
+        stdext::throw_exception(stdext::format("failed to save houses XML: %s", doc.ErrorDesc()));
+}
+
+HouseList::iterator HouseManager::findHouse(uint32 houseId)
 {
     return std::find_if(m_houses.begin(), m_houses.end(),
                            [=] (const HousePtr& house) -> bool { return house->getId() == houseId; });
 }
-

src/otclient/houses.h

@@ -41,50 +41,65 @@ enum HouseAttr : uint8
 class House : public LuaObject
 {
 public:
-    House() { }
+    House();
     House(uint32 hId, const std::string& name = "", const Position& pos=Position());
-    ~House() { m_tiles.clear(); }
+    ~House() { m_tiles.clear(); m_nullTile = nullptr; }
 
     void setTile(const TilePtr& tile);
-    void setId(uint32 hId) { m_attribs.set(HouseAttrId, hId); }
+    const TilePtr& getTile(const Position& pos);
-    void setName(const std::string& name) { m_attribs.set(HouseAttrName, name); }
-    void setTownId(uint32 tid) { m_attribs.set(HouseAttrTown, tid); }
-    void setSize(uint32 s) { m_attribs.set(HouseAttrSize, s); }
-    void setRent(uint32 r) { m_attribs.set(HouseAttrRent, r); }
-    void setEntry(const Position& p) { m_attribs.set(HouseAttrEntry, p); }
 
-    uint32 getId() { return m_attribs.get<uint32>(HouseAttrId); }
+    void setName(const std::string& name) { m_attribs.set(HouseAttrName, name); }
     std::string getName() { return m_attribs.get<std::string>(HouseAttrName); }
-    uint32 getRent() { return m_attribs.get<uint32>(HouseAttrRent); }
+
+    void setId(uint32 hId) { m_attribs.set(HouseAttrId, hId); }
+    uint32 getId() { return m_attribs.get<uint32>(HouseAttrId); }
+
+    void setTownId(uint32 tid) { m_attribs.set(HouseAttrTown, tid); }
+    uint32 getTownId() { return m_attribs.get<uint32>(HouseAttrTown); }
+
+    void setSize(uint32 s) { m_attribs.set(HouseAttrSize, s); }
     uint32 getSize() { return m_attribs.get<uint32>(HouseAttrSize); }
 
+    void setRent(uint32 r) { m_attribs.set(HouseAttrRent, r); }
+    uint32 getRent() { return m_attribs.get<uint32>(HouseAttrRent); }
+
+    void setEntry(const Position& p) { m_attribs.set(HouseAttrEntry, p); }
+    Position getEntry() { return m_attribs.get<Position>(HouseAttrEntry); }
+
 protected:
     void load(const TiXmlElement* elem);
-    void save(TiXmlElement &elem) { } // TODO
+    void save(TiXmlElement*& elem);
 
 private:
     stdext::packed_storage<uint8> m_attribs;
     TileMap m_tiles;
+    TilePtr m_nullTile;
     stdext::boolean<false> m_isGuildHall;
 
-    friend class Houses;
+    friend class HouseManager;
 };
 
-class Houses {
+class HouseManager {
 public:
-    void clear() { m_houses.clear(); }
+    HouseManager();
+
     void addHouse(const HousePtr& house);
     void removeHouse(uint32 houseId);
+    HouseList getHouseList() { return m_houses; }
+    const HousePtr& getHouse(uint32 houseId);
+    void clear() { m_houses.clear(); m_nullHouse = nullptr; }
+
     void load(const std::string& fileName);
+    void save(const std::string& fileName);
 
-    HouseList houseList() const { return m_houses; }
+private:    
-    HousePtr getHouse(uint32 houseId);
-
-private:
     HouseList m_houses;
+    HousePtr m_nullHouse;
 
 protected:
     HouseList::iterator findHouse(uint32 houseId);
 };
 
+extern HouseManager g_houses;
+
 #endif

src/otclient/luafunctions.cpp

@@ -64,18 +64,20 @@ void OTClient::registerLuaFunctions()
     g_lua.bindSingletonFunction("g_things", "findThingTypeByAttr", &ThingTypeManager::findThingTypeByAttr, &g_things);
     g_lua.bindSingletonFunction("g_things", "findItemTypeByCategory", &ThingTypeManager::findItemTypeByCategory, &g_things);
 
-#if 0
     g_lua.registerSingletonClass("g_houses");
-    g_lua.bindSingletonFunction("g_houses", "load",        &Houses::load,        &g_houses);
+    g_lua.bindSingletonFunction("g_houses", "clear",        &HouseManager::clear,        &g_houses);
-    g_lua.bindSingletonFunction("g_houses", "getHouse",    &Houses::getHouse,    &g_houses);
+    g_lua.bindSingletonFunction("g_houses", "load",         &HouseManager::load,         &g_houses);
-    g_lua.bindSingletonFunction("g_houses", "addHouse",    &Houses::addHouse,    &g_houses);
+    g_lua.bindSingletonFunction("g_houses", "save",         &HouseManager::save,         &g_houses);
-    g_lua.bindSingletonFunction("g_houses", "removeHouse", &Houses::removeHouse, &g_houses);
+    g_lua.bindSingletonFunction("g_houses", "getHouse",     &HouseManager::getHouse,     &g_houses);
+    g_lua.bindSingletonFunction("g_houses", "addHouse",     &HouseManager::addHouse,     &g_houses);
+    g_lua.bindSingletonFunction("g_houses", "removeHouse",  &HouseManager::removeHouse,  &g_houses);
+    g_lua.bindSingletonFunction("g_houses", "getHouseList", &HouseManager::getHouseList, &g_houses);
 
     g_lua.registerSingletonClass("g_towns");
-    g_lua.bindSingletonFunction("g_towns", "getTown",      &Towns::getTown,      &g_towns);
+    g_lua.bindSingletonFunction("g_towns", "getTown",      &TownManager::getTown,      &g_towns);
-    g_lua.bindSingletonFunction("g_towns", "addTown",      &Towns::addTown,      &g_towns);
+    g_lua.bindSingletonFunction("g_towns", "addTown",      &TownManager::addTown,      &g_towns);
-    g_lua.bindSingletonFunction("g_towns", "removeTown",   &Towns::removeTown,   &g_towns);
+    g_lua.bindSingletonFunction("g_towns", "removeTown",   &TownManager::removeTown,   &g_towns);
-#endif
+    g_lua.bindSingletonFunction("g_towns", "getTowns",     &TownManager::getTowns,   &g_towns);
 
     g_lua.registerSingletonClass("g_sprites");
     g_lua.bindSingletonFunction("g_sprites", "loadSpr", &SpriteManager::loadSpr, &g_sprites);
@@ -104,19 +106,25 @@ void OTClient::registerLuaFunctions()
     g_lua.bindSingletonFunction("g_map", "findPath", &Map::findPath, &g_map);
     g_lua.bindSingletonFunction("g_map", "loadOtbm", &Map::loadOtbm, &g_map);
     g_lua.bindSingletonFunction("g_map", "saveOtbm", &Map::saveOtbm, &g_map);
-    g_lua.bindSingletonFunction("g_map", "loadSpawns", &Map::loadSpawns, &g_map);
     g_lua.bindSingletonFunction("g_map", "loadOtcm", &Map::loadOtcm, &g_map);
     g_lua.bindSingletonFunction("g_map", "saveOtcm", &Map::saveOtcm, &g_map);
-    g_lua.bindSingletonFunction("g_map", "getTown", &Map::getTown, &g_map);
+    g_lua.bindSingletonFunction("g_map", "getHouseFile", &Map::getHouseFile, &g_map);
-    g_lua.bindSingletonFunction("g_map", "getHouse", &Map::getHouse, &g_map);
+    g_lua.bindSingletonFunction("g_map", "getSpawnFile", &Map::getSpawnFile, &g_map);
 
     g_lua.registerSingletonClass("g_creatures");
-    g_lua.bindSingletonFunction("g_creatures", "getCreatures", &Creatures::getCreatures, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "getCreatures", &CreatureManager::getCreatures, &g_creatures);
-    g_lua.bindSingletonFunction("g_creatures", "getCreatureByName", &Creatures::getCreatureByName, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "getSpawns", &CreatureManager::getSpawns, &g_creatures);
-    g_lua.bindSingletonFunction("g_creatures", "getCreatureByLook", &Creatures::getCreatureByLook, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "getCreatureByName", &CreatureManager::getCreatureByName, &g_creatures);
-    g_lua.bindSingletonFunction("g_creatures", "loadMonsters", &Creatures::loadMonsters, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "getCreatureByLook", &CreatureManager::getCreatureByLook, &g_creatures);
-    g_lua.bindSingletonFunction("g_creatures", "loadNpcs", &Creatures::loadNpcs, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "loadMonsters", &CreatureManager::loadMonsters, &g_creatures);
-    g_lua.bindSingletonFunction("g_creatures", "loadSingleCreature", &Creatures::loadSingleCreature, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "loadNpcs", &CreatureManager::loadNpcs, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "loadSingleCreature", &CreatureManager::loadSingleCreature, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "loadSpawns", &CreatureManager::loadSpawns, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "saveSpawns", &CreatureManager::saveSpawns, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "isLoaded", &CreatureManager::isLoaded, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "isSpawnLoaded", &CreatureManager::isSpawnLoaded, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "clear", &CreatureManager::clear, &g_creatures);
+    g_lua.bindSingletonFunction("g_creatures", "clearSpawns", &CreatureManager::clearSpawns, &g_creatures);
 
     g_lua.registerSingletonClass("g_game");
     g_lua.bindSingletonFunction("g_game", "loginWorld", &Game::loginWorld, &g_game);
@@ -294,9 +302,26 @@ void OTClient::registerLuaFunctions()
     g_lua.bindClassStaticFunction<House>("create", []{ return HousePtr(new House); });
     g_lua.bindClassMemberFunction<House>("setId", &House::setId);
     g_lua.bindClassMemberFunction<House>("setName", &House::setName);
+    g_lua.bindClassMemberFunction<House>("getName", &House::getName);
+    g_lua.bindClassMemberFunction<House>("setTownId", &House::setTownId);
+    g_lua.bindClassMemberFunction<House>("getTownId", &House::getTownId);
     g_lua.bindClassMemberFunction<House>("setTile", &House::setTile);
-    g_lua.bindClassMemberFunction<House>("addTile", &House::setTile);    // alternative method
+    g_lua.bindClassMemberFunction<House>("getTile", &House::getTile);
     g_lua.bindClassMemberFunction<House>("setEntry", &House::setEntry);
+    g_lua.bindClassMemberFunction<House>("getEntry", &House::getEntry);
+    g_lua.bindClassMemberFunction<House>("setSize", &House::setSize);
+    g_lua.bindClassMemberFunction<House>("getSize", &House::getSize);
+    g_lua.bindClassMemberFunction<House>("setRent", &House::setRent);
+    g_lua.bindClassMemberFunction<House>("getRent", &House::getRent);
+
+    g_lua.registerClass<Spawn>();
+    g_lua.bindClassStaticFunction<Spawn>("create", []{ return SpawnPtr(new Spawn); });
+    g_lua.bindClassMemberFunction<Spawn>("setRadius", &Spawn::setRadius);
+    g_lua.bindClassMemberFunction<Spawn>("getRadius", &Spawn::getRadius);
+    g_lua.bindClassMemberFunction<Spawn>("setCenterPos", &Spawn::setCenterPos);
+    g_lua.bindClassMemberFunction<Spawn>("getCenterPos", &Spawn::getCenterPos);
+    g_lua.bindClassMemberFunction<Spawn>("addCreature", &Spawn::addCreature);
+    g_lua.bindClassMemberFunction<Spawn>("removeCreature", &Spawn::removeCreature);
 
     g_lua.registerClass<Town>();
     g_lua.bindClassStaticFunction<Town>("create", []{ return TownPtr(new Town); });

src/otclient/map.cpp

@@ -67,9 +67,9 @@ void Map::clean()
 
     m_waypoints.clear();
 
-    m_towns.clear();
+    g_towns.clear();
-    m_houses.clear();
+    g_houses.clear();
-    g_creatures.clear();
+    g_creatures.clearSpawns();
     m_tilesRect = Rect(65534, 65534, 0, 0);
 }
 

src/otclient/map.h

@@ -135,9 +135,6 @@ public:
     void loadOtbm(const std::string& fileName, const UIWidgetPtr& pbar = 0);
     void saveOtbm(const std::string& fileName, const UIWidgetPtr& pbar = 0);
 
-    void loadSpawns(const std::string& fileName);
-    void saveSpawns(const std::string&);
-
     // otbm attributes (description, size, etc.)
     void setHouseFile(const std::string& file) { m_attribs.set(OTBM_ATTR_HOUSE_FILE, file); }
     void setSpawnFile(const std::string& file) { m_attribs.set(OTBM_ATTR_SPAWN_FILE, file); }
@@ -176,11 +173,6 @@ public:
     std::vector<CreaturePtr> getSpectatorsInRange(const Position& centerPos, bool multiFloor, int xRange, int yRange);
     std::vector<CreaturePtr> getSpectatorsInRangeEx(const Position& centerPos, bool multiFloor, int minXRange, int maxXRange, int minYRange, int maxYRange);
 
-    // town/house/monster related
-    TownPtr getTown(uint32 tid) { return m_towns.getTown(tid); }
-    HousePtr getHouse(uint32 hid) { return m_houses.getHouse(hid); }
-    CreatureTypePtr getCreature(const std::string &name) { return g_creatures.getCreatureByName(name); }
-
     void setLight(const Light& light) { m_light = light; }
     void setCentralPosition(const Position& centralPosition);
 
@@ -205,6 +197,7 @@ private:
 
     std::unordered_map<uint, TileBlock> m_tileBlocks[Otc::MAX_Z+1];
     std::unordered_map<uint32, CreaturePtr> m_knownCreatures;
+    std::unordered_map<Position, CreatureTypePtr, PositionHasher> m_creatureTypes;
     std::array<std::vector<MissilePtr>, Otc::MAX_Z+1> m_floorMissiles;
     std::vector<AnimatedTextPtr> m_animatedTexts;
     std::vector<StaticTextPtr> m_staticTexts;
@@ -216,8 +209,6 @@ private:
     Rect m_tilesRect;
 
     stdext::packed_storage<uint8> m_attribs;
-    Houses m_houses;
-    Towns m_towns;
     static TilePtr m_nulltile;
 };
 

src/otclient/mapio.cpp

@@ -109,9 +109,9 @@ void Map::loadOtbm(const std::string& fileName, const UIWidgetPtr& pbar)
                 if(type ==  OTBM_HOUSETILE) {
                     uint32 hId = nodeTile->getU32();
                     TilePtr tile = getOrCreateTile(pos);
-                    if(!(house = m_houses.getHouse(hId))) {
+                    if(!(house = g_houses.getHouse(hId))) {
                         house = HousePtr(new House(hId));
-                        m_houses.addHouse(house);
+                        g_houses.addHouse(house);
                     }
                     house->setTile(tile);
                 }
@@ -189,9 +189,9 @@ void Map::loadOtbm(const std::string& fileName, const UIWidgetPtr& pbar)
                 uint32 townId = nodeTown->getU32();
                 std::string townName = nodeTown->getString();
                 Position townCoords = nodeTown->getPosition();
-                if(!(town = m_towns.getTown(townId))) {
+                if(!(town = g_towns.getTown(townId))) {
                     town = TownPtr(new Town(townId, townName, townCoords));
-                    m_towns.addTown(town);
+                    g_towns.addTown(town);
                 }
             }
         } else if(mapDataType == OTBM_WAYPOINTS && headerVersion > 1) {
@@ -208,7 +208,6 @@ void Map::loadOtbm(const std::string& fileName, const UIWidgetPtr& pbar)
             stdext::throw_exception(stdext::format("Unknown map data node %d", (int)mapDataType));
     }
 
-    g_logger.debug("OTBM read successfully.");
     fin->close();
 }
 
@@ -358,7 +357,7 @@ void Map::saveOtbm(const std::string &fileName, const UIWidgetPtr&/* pbar*/)
                 root->endNode();  // OTBM_TILE_AREA
 
             root->startNode(OTBM_TOWNS);
-            for(const TownPtr& town : m_towns.getTowns()) {
+            for(const TownPtr& town : g_towns.getTowns()) {
                 root->addU32(town->getId());
                 root->addString(town->getName());
                 root->addPos(town->getPos());
@@ -382,70 +381,6 @@ void Map::saveOtbm(const std::string &fileName, const UIWidgetPtr&/* pbar*/)
     fin->close();
 }
 
-void Map::loadSpawns(const std::string &fileName)
-{
-    if(!g_creatures.isLoaded()) {
-        g_logger.error("cannot load spawns; monsters/nps aren't loaded.");
-        return;
-    }
-
-    TiXmlDocument doc;
-    doc.Parse(g_resources.loadFile(fileName).c_str());
-    if(doc.Error())
-        stdext::throw_exception(stdext::format("cannot load spawns xml file '%s: '%s'", fileName, doc.ErrorDesc()));
-
-    TiXmlElement* root = doc.FirstChildElement();
-    if(!root || root->ValueStr() != "spawns")
-        stdext::throw_exception("malformed spawns file");
-
-    CreatureTypePtr cType(nullptr);
-    for(TiXmlElement* node = root->FirstChildElement(); node; node = node->NextSiblingElement()) {
-        if(node->ValueTStr() != "spawn")
-            stdext::throw_exception("invalid spawn node");
-
-        Position centerPos = node->readPos("center");
-        for(TiXmlElement* cNode = node->FirstChildElement(); cNode; cNode = cNode->NextSiblingElement()) {
-            if(cNode->ValueStr() != "monster" && cNode->ValueStr() != "npc")
-                stdext::throw_exception(stdext::format("invalid spawn-subnode %s", cNode->ValueStr()));
-
-            std::string cName = cNode->Attribute("name");
-            stdext::tolower(cName);
-            stdext::trim(cName);
-
-            if (!(cType = g_creatures.getCreatureByName(cName)))
-                continue;
-
-            cType->setSpawnTime(cNode->readType<int>("spawntime"));
-            CreaturePtr creature(new Creature);
-            creature->setOutfit(cType->getOutfit());
-
-            stdext::ucwords(cName);
-            creature->setName(cName);
-
-            centerPos.x += cNode->readType<int>("x");
-            centerPos.y += cNode->readType<int>("y");
-            centerPos.z  = cNode->readType<int>("z");
-
-            addThing(creature, centerPos, 4);
-        }
-    }
-}
-
-void Map::saveSpawns(const std::string& fileName)
-{
-#if 0
-    TiXmlDocument doc;
-
-    TiXmlDeclaration* decl = new TiXmlDeclaration("1.0", "UTF-8", "");
-    doc.LinkEndChild(decl);
-
-    TiXmlElement* root = new TiXmlElement("spawns");
-    doc.LinkEndChild(root);
-
-    TiXmlElement* spawn = NULL;
-#endif
-}
-
 bool Map::loadOtcm(const std::string& fileName)
 {
     try {

src/otclient/towns.cpp

@@ -22,6 +22,8 @@
 
 #include "towns.h"
 
+TownManager g_towns;
+
 Town::Town(uint32 tid, const std::string& name, const Position& pos)
     : m_id(tid), m_name(name)
 {
@@ -29,29 +31,34 @@ Town::Town(uint32 tid, const std::string& name, const Position& pos)
         m_pos = pos;
 }
 
+TownManager::TownManager()
+{
+    m_nullTown = TownPtr(new Town);
+}
 
-void Towns::addTown(const TownPtr &town)
+void TownManager::addTown(const TownPtr &town)
 {
     if(findTown(town->getId()) == m_towns.end())
         m_towns.push_back(town);
 }
 
-void Towns::removeTown(uint32 townId)
+void TownManager::removeTown(uint32 townId)
 {
     auto it = findTown(townId);
     if(it != m_towns.end())
         m_towns.erase(it);
 }
 
-TownPtr Towns::getTown(uint32 townId)
+const TownPtr& TownManager::getTown(uint32 townId)
 {
-    auto it = findTown(townId);
+    auto it = std::find_if(m_towns.begin(), m_towns.end(),
+                           [=] (const TownPtr& town) -> bool { return town->getId() == townId; });
     if(it != m_towns.end())
         return *it;
-    return nullptr;
+    return m_nullTown;
 }
 
-TownList::iterator Towns::findTown(uint32 townId)
+TownList::iterator TownManager::findTown(uint32 townId)
 {
     return std::find_if(m_towns.begin(), m_towns.end(),
                         [=] (const TownPtr& town) -> bool { return town->getId() == townId; });

src/otclient/towns.h

@@ -26,7 +26,6 @@
 #include "declarations.h"
 #include <framework/luaengine/luaobject.h>
 
-
 class Town : public LuaObject
 {
 public:
@@ -47,22 +46,26 @@ private:
     Position m_pos; // temple pos
 };
 
-class Towns
+class TownManager
 {
 public:
-    void addTown(const TownPtr &town);
+    TownManager();
+
+    void addTown(const TownPtr& town);
     void removeTown(uint32 townId);
+    const TownPtr& getTown(uint32 townId);
 
-    TownPtr getTown(uint32 townId);
     TownList getTowns() { return m_towns; }
-
+    void clear() { m_towns.clear(); m_nullTown = nullptr; }
-    void clear() { m_towns.clear(); }   
 
 private:
     TownList m_towns;
+    TownPtr m_nullTown;
 
 protected:
     TownList::iterator findTown(uint32 townId);
 };
 
+extern TownManager g_towns;
+
 #endif

src/otclient/uicreature.h

@@ -30,6 +30,7 @@
 class UICreature : public UIWidget
 {
 public:
+    UICreature() { m_color = Color::white; }
     void drawSelf(Fw::DrawPane drawPane);
 
     void setCreature(const CreaturePtr& creature) { m_creature = creature; }