void deSerialize(std::istream &is)
{
clear();
int version = readU8(is);
if(version != 1)
throw SerializationError("unsupported NodeDefinitionManager version");
u16 count = readU16(is);
std::istringstream is2(deSerializeLongString(is), std::ios::binary);
for(u16 n=0; n<count; n++){
u16 i = readU16(is2);
if(i > MAX_CONTENT){
errorstream<<"ContentFeatures::deSerialize(): "
<<"Too large content id: "<<i<<std::endl;
continue;
}
/*// Do not deserialize special types
if(i == CONTENT_IGNORE || i == CONTENT_AIR)
continue;*/
ContentFeatures *f = &m_content_features[i];
// Read it from the string wrapper
std::string wrapper = deSerializeString(is2);
std::istringstream wrapper_is(wrapper, std::ios::binary);
f->deSerialize(wrapper_is);
verbosestream<<"deserialized "<<f->name<<std::endl;
if(f->name != "")
addNameIdMapping(i, f->name);
}
}
virtual content_t set(const std::string &name,
const ContentFeatures &def)
{
assert(name == def.name);
u16 id = CONTENT_IGNORE;
bool found = m_name_id_mapping.getId(name, id); // ignore aliases
if(!found){
// Determine if full param2 is required
bool require_full_param2 = (
def.param_type_2 == CPT2_FULL
||
def.param_type_2 == CPT2_FLOWINGLIQUID
||
def.legacy_wallmounted
);
// Get some id
id = getFreeId(require_full_param2);
if(id == CONTENT_IGNORE)
return CONTENT_IGNORE;
if(name != "")
addNameIdMapping(id, name);
}
set(id, def);
return id;
}
// IWritableNodeDefManager
content_t NodeDefManager::set(const std::string &name, const ContentFeatures &def)
{
// Pre-conditions
assert(name != "");
assert(name != "ignore");
assert(name == def.name);
content_t id = CONTENT_IGNORE;
if (!m_name_id_mapping.getId(name, id)) { // ignore aliases
// Get new id
id = allocateId();
if (id == CONTENT_IGNORE) {
warningstream << "NodeDefManager: Absolute "
"limit reached" << std::endl;
return CONTENT_IGNORE;
}
assert(id != CONTENT_IGNORE);
addNameIdMapping(id, name);
}
m_content_features[id] = def;
verbosestream << "NodeDefManager: registering content id \"" << id
<< "\": name=\"" << def.name << "\""<<std::endl;
getNodeBoxUnion(def.selection_box, def, &m_selection_box_union);
fixSelectionBoxIntUnion();
// Add this content to the list of all groups it belongs to
// FIXME: This should remove a node from groups it no longer
// belongs to when a node is re-registered
for (const auto &group : def.groups) {
const std::string &group_name = group.first;
m_group_to_items[group_name].push_back(id);
}
return id;
}
void clear()
{
m_name_id_mapping.clear();
m_name_id_mapping_with_aliases.clear();
for(u16 i=0; i<=MAX_CONTENT; i++)
{
ContentFeatures &f = m_content_features[i];
f.reset(); // Reset to defaults
}
// Set CONTENT_AIR
{
ContentFeatures f;
f.name = "air";
f.drawtype = NDT_AIRLIKE;
f.param_type = CPT_LIGHT;
f.light_propagates = true;
f.sunlight_propagates = true;
f.walkable = false;
f.pointable = false;
f.diggable = false;
f.buildable_to = true;
// Insert directly into containers
content_t c = CONTENT_AIR;
m_content_features[c] = f;
addNameIdMapping(c, f.name);
}
// Set CONTENT_IGNORE
{
ContentFeatures f;
f.name = "ignore";
f.drawtype = NDT_AIRLIKE;
f.param_type = CPT_NONE;
f.light_propagates = false;
f.sunlight_propagates = false;
f.walkable = false;
f.pointable = false;
f.diggable = false;
// A way to remove accidental CONTENT_IGNOREs
f.buildable_to = true;
// Insert directly into containers
content_t c = CONTENT_IGNORE;
m_content_features[c] = f;
addNameIdMapping(c, f.name);
}
}
// IWritableNodeDefManager
content_t CNodeDefManager::set(const std::string &name, const ContentFeatures &def)
{
// Pre-conditions
if (name == "")
return CONTENT_IGNORE;
if (name != def.name)
return CONTENT_IGNORE;
// Don't allow redefining ignore (but allow air and unknown)
if (name == "ignore") {
infostream << "NodeDefManager: WARNING: Ignoring "
"CONTENT_IGNORE redefinition"<<std::endl;
return CONTENT_IGNORE;
}
content_t id = CONTENT_IGNORE;
if (!m_name_id_mapping.getId(name, id)) { // ignore aliases
// Get new id
id = allocateId();
if (id == CONTENT_IGNORE) {
infostream << "NodeDefManager: WARNING: Absolute "
"limit reached" << std::endl;
return CONTENT_IGNORE;
}
if (id == CONTENT_IGNORE)
return CONTENT_IGNORE;
addNameIdMapping(id, name);
}
m_content_features[id] = def;
verbosestream << "NodeDefManager: registering content id \"" << id
<< "\": name=\"" << def.name << "\""<<std::endl;
// Add this content to the list of all groups it belongs to
// FIXME: This should remove a node from groups it no longer
// belongs to when a node is re-registered
for (ItemGroupList::const_iterator i = def.groups.begin();
i != def.groups.end(); ++i) {
std::string group_name = i->first;
std::map<std::string, GroupItems>::iterator
j = m_group_to_items.find(group_name);
if (j == m_group_to_items.end()) {
m_group_to_items[group_name].push_back(
std::make_pair(id, i->second));
} else {
GroupItems &items = j->second;
items.push_back(std::make_pair(id, i->second));
}
}
return id;
}
void CNodeDefManager::deSerialize(std::istream &is)
{
clear();
int version = readU8(is);
if (version != 1)
throw SerializationError("unsupported NodeDefinitionManager version");
u16 count = readU16(is);
std::istringstream is2(deSerializeLongString(is), std::ios::binary);
ContentFeatures f;
for (u16 n = 0; n < count; n++) {
u16 i = readU16(is2);
// Read it from the string wrapper
std::string wrapper = deSerializeString(is2);
std::istringstream wrapper_is(wrapper, std::ios::binary);
f.deSerialize(wrapper_is);
// Check error conditions
if (i == CONTENT_IGNORE || i == CONTENT_AIR || i == CONTENT_UNKNOWN) {
warningstream << "NodeDefManager::deSerialize(): "
"not changing builtin node " << i << std::endl;
continue;
}
if (f.name.empty()) {
warningstream << "NodeDefManager::deSerialize(): "
"received empty name" << std::endl;
continue;
}
// Ignore aliases
u16 existing_id;
if (m_name_id_mapping.getId(f.name, existing_id) && i != existing_id) {
warningstream << "NodeDefManager::deSerialize(): "
"already defined with different ID: " << f.name << std::endl;
continue;
}
// All is ok, add node definition with the requested ID
if (i >= m_content_features.size())
m_content_features.resize((u32)(i) + 1);
m_content_features[i] = f;
addNameIdMapping(i, f.name);
verbosestream << "deserialized " << f.name << std::endl;
getNodeBoxUnion(f.selection_box, f, &m_selection_box_union);
fixSelectionBoxIntUnion();
}
}
virtual content_t set(const std::string &name,
const ContentFeatures &def)
{
assert(name == def.name);
u16 id = CONTENT_IGNORE;
bool found = m_name_id_mapping.getId(name, id); // ignore aliases
if(!found){
// Get some id
id = getFreeId();
if(id == CONTENT_IGNORE)
return CONTENT_IGNORE;
if(name != "")
addNameIdMapping(id, name);
}
set(id, def);
return id;
}
void CNodeDefManager::msgpack_unpack(msgpack::object o)
{
clear();
std::map<int, ContentFeatures> unpacked_features;
o.convert(&unpacked_features);
for (std::map<int, ContentFeatures>::iterator it = unpacked_features.begin();
it != unpacked_features.end(); ++it) {
unsigned int i = it->first;
ContentFeatures f = it->second;
if(i == CONTENT_IGNORE || i == CONTENT_AIR
|| i == CONTENT_UNKNOWN){
infostream<<"NodeDefManager::deSerialize(): WARNING: "
<<"not changing builtin node "<<i
<<std::endl;
continue;
}
if(f.name == ""){
infostream<<"NodeDefManager::deSerialize(): WARNING: "
<<"received empty name"<<std::endl;
continue;
}
u16 existing_id;
bool found = m_name_id_mapping.getId(f.name, existing_id); // ignore aliases
if(found && i != existing_id){
infostream<<"NodeDefManager::deSerialize(): WARNING: "
<<"already defined with different ID: "
<<f.name<<std::endl;
continue;
}
// All is ok, add node definition with the requested ID
if(i >= m_content_features.size())
m_content_features.resize((u32)(i) + 1);
m_content_features[i] = f;
addNameIdMapping(i, f.name);
verbosestream<<"deserialized "<<f.name<<std::endl;
}
}
void deSerialize(std::istream &is)
{
clear();
u16 count = readU16(is);
std::istringstream tmp_is(deSerializeLongString(is), std::ios::binary);
for(u16 n=0; n<count; n++){
u16 i = readU16(tmp_is);
if(i > MAX_CONTENT){
errorstream<<"ContentFeatures::deSerialize(): "
<<"Too large content id: "<<i<<std::endl;
continue;
}
/*// Do not deserialize special types
if(i == CONTENT_IGNORE || i == CONTENT_AIR)
continue;*/
ContentFeatures *f = &m_content_features[i];
f->deSerialize(tmp_is);
if(f->name != "")
addNameIdMapping(i, f->name);
}
}
// IWritableNodeDefManager
virtual void set(content_t c, const ContentFeatures &def)
{
verbosestream<<"registerNode: registering content id \""<<c
<<"\": name=\""<<def.name<<"\""<<std::endl;
assert(c <= MAX_CONTENT);
// Don't allow redefining CONTENT_IGNORE (but allow air)
if(def.name == "ignore" || c == CONTENT_IGNORE){
infostream<<"registerNode: WARNING: Ignoring "
<<"CONTENT_IGNORE redefinition"<<std::endl;
return;
}
// Check that the special contents are not redefined as different id
// because it would mess up everything
if((def.name == "ignore" && c != CONTENT_IGNORE) ||
(def.name == "air" && c != CONTENT_AIR)){
errorstream<<"registerNode: IGNORING ERROR: "
<<"trying to register built-in type \""
<<def.name<<"\" as different id"<<std::endl;
return;
}
m_content_features[c] = def;
if(def.name != "")
addNameIdMapping(c, def.name);
// Add this content to the list of all groups it belongs to
for (ItemGroupList::const_iterator i = def.groups.begin();
i != def.groups.end(); ++i) {
std::string group_name = i->first;
std::map<std::string, GroupItems>::iterator
j = m_group_to_items.find(group_name);
if (j == m_group_to_items.end()) {
m_group_to_items[group_name].push_back(std::make_pair(c, i->second));
} else {
GroupItems &items = j->second;
items.push_back(std::make_pair(c, i->second));
}
}
}
// IWritableNodeDefManager
virtual void set(content_t c, const ContentFeatures &def)
{
verbosestream<<"registerNode: registering content id \""<<c
<<"\": name=\""<<def.name<<"\""<<std::endl;
assert(c <= MAX_CONTENT);
// Don't allow redefining CONTENT_IGNORE (but allow air)
if(def.name == "ignore" || c == CONTENT_IGNORE){
infostream<<"registerNode: WARNING: Ignoring "
<<"CONTENT_IGNORE redefinition"<<std::endl;
return;
}
// Check that the special contents are not redefined as different id
// because it would mess up everything
if((def.name == "ignore" && c != CONTENT_IGNORE) ||
(def.name == "air" && c != CONTENT_AIR)){
errorstream<<"registerNode: IGNORING ERROR: "
<<"trying to register built-in type \""
<<def.name<<"\" as different id"<<std::endl;
return;
}
m_content_features[c] = def;
if(def.name != "")
addNameIdMapping(c, def.name);
}
void clear()
{
m_content_features.clear();
m_name_id_mapping.clear();
m_name_id_mapping_with_aliases.clear();
m_group_to_items.clear();
m_next_id = 0;
u32 initial_length = 0;
initial_length = MYMAX(initial_length, CONTENT_UNKNOWN + 1);
initial_length = MYMAX(initial_length, CONTENT_AIR + 1);
initial_length = MYMAX(initial_length, CONTENT_IGNORE + 1);
m_content_features.resize(initial_length);
// Set CONTENT_UNKNOWN
{
ContentFeatures f;
f.name = "unknown";
// Insert directly into containers
content_t c = CONTENT_UNKNOWN;
m_content_features[c] = f;
addNameIdMapping(c, f.name);
}
// Set CONTENT_AIR
{
ContentFeatures f;
f.name = "air";
f.drawtype = NDT_AIRLIKE;
f.param_type = CPT_LIGHT;
f.light_propagates = true;
f.sunlight_propagates = true;
f.walkable = false;
f.pointable = false;
f.diggable = false;
f.buildable_to = true;
// Insert directly into containers
content_t c = CONTENT_AIR;
m_content_features[c] = f;
addNameIdMapping(c, f.name);
}
// Set CONTENT_IGNORE
{
ContentFeatures f;
f.name = "ignore";
f.drawtype = NDT_AIRLIKE;
f.param_type = CPT_NONE;
f.light_propagates = false;
f.sunlight_propagates = false;
f.walkable = false;
f.pointable = false;
f.diggable = false;
// A way to remove accidental CONTENT_IGNOREs
f.buildable_to = true;
// Insert directly into containers
content_t c = CONTENT_IGNORE;
m_content_features[c] = f;
addNameIdMapping(c, f.name);
}
}
void CNodeDefManager::clear()
{
m_content_features.clear();
m_name_id_mapping.clear();
m_name_id_mapping_with_aliases.clear();
m_group_to_items.clear();
m_next_id = 0;
resetNodeResolveState();
u32 initial_length = 0;
initial_length = MYMAX(initial_length, CONTENT_UNKNOWN + 1);
initial_length = MYMAX(initial_length, CONTENT_AIR + 1);
initial_length = MYMAX(initial_length, CONTENT_IGNORE + 1);
m_content_features.resize(initial_length);
// Set CONTENT_UNKNOWN
{
ContentFeatures f;
f.name = "unknown";
// Insert directly into containers
content_t c = CONTENT_UNKNOWN;
m_content_features[c] = f;
addNameIdMapping(c, f.name);
}
// Set CONTENT_AIR
{
ContentFeatures f;
f.name = "air";
f.drawtype = NDT_AIRLIKE;
f.param_type = CPT_LIGHT;
f.light_propagates = true;
f.sunlight_propagates = true;
f.walkable = false;
f.pointable = false;
f.diggable = false;
f.buildable_to = true;
f.is_ground_content = true;
#ifndef SERVER
f.minimap_color = video::SColor(0,255,255,255);
#endif
// Insert directly into containers
content_t c = CONTENT_AIR;
m_content_features[c] = f;
addNameIdMapping(c, f.name);
}
// Set CONTENT_IGNORE
{
ContentFeatures f;
f.name = "ignore";
f.drawtype = NDT_AIRLIKE;
f.param_type = CPT_NONE;
f.light_propagates = false;
f.sunlight_propagates = false;
f.walkable = false;
f.pointable = false;
f.diggable = false;
f.buildable_to = true; // A way to remove accidental CONTENT_IGNOREs
f.is_ground_content = true;
#ifndef SERVER
f.minimap_color = video::SColor(0,255,255,255);
#endif
// Insert directly into containers
content_t c = CONTENT_IGNORE;
m_content_features[c] = f;
addNameIdMapping(c, f.name);
// mtproto: 0 must be ignore always
if (c)
m_content_features[0] = f;
}
}
