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new object system

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This commit is contained in:
Perttu Ahola 2011-04-10 04:15:10 +03:00
parent c0f0c6568b
commit fd7a0735c9
15 changed files with 535 additions and 160 deletions
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91
src/serverobject.cpp
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@ -20,11 +20,16 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "serverobject.h"
#include <fstream>
#include "environment.h"
#include "inventory.h"
core::map<u16, ServerActiveObject::Factory> ServerActiveObject::m_types;
ServerActiveObject::ServerActiveObject(ServerEnvironment *env, u16 id, v3f pos):
ActiveObject(id),
m_known_by_count(0),
m_removed(false),
m_static_exists(false),
m_static_block(1337,1337,1337),
m_env(env),
m_base_position(pos)
{
@ -34,15 +39,55 @@ ServerActiveObject::~ServerActiveObject()
{
}
ServerActiveObject* ServerActiveObject::create(u8 type,
ServerEnvironment *env, u16 id, v3f pos,
const std::string &data)
{
// Find factory function
core::map<u16, Factory>::Node *n;
n = m_types.find(type);
if(n == NULL)
{
// If factory is not found, just return.
dstream<<"WARNING: ServerActiveObject: No factory for type="
<<type<<std::endl;
return NULL;
}
Factory f = n->getValue();
ServerActiveObject *object = (*f)(env, id, pos, data);
return object;
}
void ServerActiveObject::registerType(u16 type, Factory f)
{
core::map<u16, Factory>::Node *n;
n = m_types.find(type);
if(n)
return;
m_types.insert(type, f);
}
/*
TestSAO
*/
// Prototype
TestSAO proto_TestSAO(NULL, 0, v3f(0,0,0));
TestSAO::TestSAO(ServerEnvironment *env, u16 id, v3f pos):
ServerActiveObject(env, id, pos),
m_timer1(0),
m_age(0)
{
ServerActiveObject::registerType(getType(), create);
}
ServerActiveObject* TestSAO::create(ServerEnvironment *env, u16 id, v3f pos,
const std::string &data)
{
return new TestSAO(env, id, pos);
}
void TestSAO::step(float dtime, Queue<ActiveObjectMessage> &messages)
@ -84,6 +129,9 @@ void TestSAO::step(float dtime, Queue<ActiveObjectMessage> &messages)
ItemSAO
*/
// Prototype
ItemSAO proto_ItemSAO(NULL, 0, v3f(0,0,0), "");
ItemSAO::ItemSAO(ServerEnvironment *env, u16 id, v3f pos,
const std::string inventorystring):
ServerActiveObject(env, id, pos),
@ -91,6 +139,19 @@ ItemSAO::ItemSAO(ServerEnvironment *env, u16 id, v3f pos,
{
dstream<<"Server: ItemSAO created with inventorystring=\""
<<m_inventorystring<<"\""<<std::endl;
ServerActiveObject::registerType(getType(), create);
}
ServerActiveObject* ItemSAO::create(ServerEnvironment *env, u16 id, v3f pos,
const std::string &data)
{
std::istringstream is(data, std::ios::binary);
char buf[1];
is.read(buf, 1); // read version
std::string inventorystring = deSerializeString(is);
dstream<<"ItemSAO::create(): Creating item \""
<<inventorystring<<"\""<<std::endl;
return new ItemSAO(env, id, pos, inventorystring);
}
void ItemSAO::step(float dtime, Queue<ActiveObjectMessage> &messages)
@ -111,4 +172,34 @@ std::string ItemSAO::getClientInitializationData()
return data;
}
std::string ItemSAO::getStaticData()
{
dstream<<__FUNCTION_NAME<<std::endl;
std::ostringstream os(std::ios::binary);
char buf[1];
buf[0] = 0; //version
os.write(buf, 1);
os<<serializeString(m_inventorystring);
return os.str();
}
InventoryItem * ItemSAO::createInventoryItem()
{
try{
std::istringstream is(m_inventorystring, std::ios_base::binary);
InventoryItem *item = InventoryItem::deSerialize(is);
dstream<<__FUNCTION_NAME<<": m_inventorystring=\""
<<m_inventorystring<<"\" -> item="<<item
<<std::endl;
return item;
}
catch(SerializationError &e)
{
dstream<<__FUNCTION_NAME<<": serialization error: "
<<"m_inventorystring=\""<<m_inventorystring<<"\""<<std::endl;
return NULL;
}
}