/*
-Minetest-c55
-Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+GNU Lesser General Public License for more details.
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-/*
-(c) 2010 Perttu Ahola <celeron55@gmail.com>
-*/
-
#include "inventory.h"
#include "serialization.h"
-#include "utility.h"
#include "debug.h"
+#include <algorithm>
#include <sstream>
-#include "main.h"
-#include "serverobject.h"
-#include "content_mapnode.h"
-#include "content_inventory.h"
-#include "content_sao.h"
-#include "player.h"
+#include "log.h"
+#include "itemdef.h"
+#include "util/strfnd.h"
+#include "content_mapnode.h" // For loading legacy MaterialItems
+#include "nameidmapping.h" // For loading legacy MaterialItems
+#include "util/serialize.h"
+#include "util/string.h"
/*
- InventoryItem
+ ItemStack
*/
-InventoryItem::InventoryItem(u16 count)
+static content_t content_translate_from_19_to_internal(content_t c_from)
{
- m_count = count;
+ for (const auto &tt : trans_table_19) {
+ if(tt[1] == c_from) {
+ return tt[0];
+ }
+ }
+ return c_from;
}
-InventoryItem::~InventoryItem()
+ItemStack::ItemStack(const std::string &name_, u16 count_,
+ u16 wear_, IItemDefManager *itemdef) :
+ name(itemdef->getAlias(name_)),
+ count(count_),
+ wear(wear_)
{
+ if (name.empty() || count == 0)
+ clear();
+ else if (itemdef->get(name).type == ITEM_TOOL)
+ count = 1;
}
-content_t content_translate_from_19_to_internal(content_t c_from)
+void ItemStack::serialize(std::ostream &os) const
{
- for(u32 i=0; i<sizeof(trans_table_19)/sizeof(trans_table_19[0]); i++)
- {
- if(trans_table_19[i][1] == c_from)
- {
- return trans_table_19[i][0];
- }
+ if (empty())
+ return;
+
+ // Check how many parts of the itemstring are needed
+ int parts = 1;
+ if(count != 1)
+ parts = 2;
+ if(wear != 0)
+ parts = 3;
+ if (!metadata.empty())
+ parts = 4;
+
+ os<<serializeJsonStringIfNeeded(name);
+ if(parts >= 2)
+ os<<" "<<count;
+ if(parts >= 3)
+ os<<" "<<wear;
+ if (parts >= 4) {
+ os << " ";
+ metadata.serialize(os);
}
- return c_from;
}
-InventoryItem* InventoryItem::deSerialize(std::istream &is)
+void ItemStack::deSerialize(std::istream &is, IItemDefManager *itemdef)
{
- DSTACK(__FUNCTION_NAME);
+ clear();
- //is.imbue(std::locale("C"));
// Read name
- std::string name;
- std::getline(is, name, ' ');
-
+ name = deSerializeJsonStringIfNeeded(is);
+
+ // Skip space
+ std::string tmp;
+ std::getline(is, tmp, ' ');
+ if(!tmp.empty())
+ throw SerializationError("Unexpected text after item name");
+
if(name == "MaterialItem")
{
- // u16 reads directly as a number (u8 doesn't)
+ // Obsoleted on 2011-07-30
+
u16 material;
is>>material;
- u16 count;
- is>>count;
+ u16 materialcount;
+ is>>materialcount;
// Convert old materials
if(material <= 0xff)
- {
material = content_translate_from_19_to_internal(material);
- }
- if(material > MAX_CONTENT)
+ if(material > 0xfff)
throw SerializationError("Too large material number");
- return new MaterialItem(material, count);
+ // Convert old id to name
+ NameIdMapping legacy_nimap;
+ content_mapnode_get_name_id_mapping(&legacy_nimap);
+ legacy_nimap.getName(material, name);
+ if(name.empty())
+ name = "unknown_block";
+ if (itemdef)
+ name = itemdef->getAlias(name);
+ count = materialcount;
}
else if(name == "MaterialItem2")
{
+ // Obsoleted on 2011-11-16
+
u16 material;
is>>material;
- u16 count;
- is>>count;
- if(material > MAX_CONTENT)
+ u16 materialcount;
+ is>>materialcount;
+ if(material > 0xfff)
throw SerializationError("Too large material number");
- return new MaterialItem(material, count);
+ // Convert old id to name
+ NameIdMapping legacy_nimap;
+ content_mapnode_get_name_id_mapping(&legacy_nimap);
+ legacy_nimap.getName(material, name);
+ if(name.empty())
+ name = "unknown_block";
+ if (itemdef)
+ name = itemdef->getAlias(name);
+ count = materialcount;
+ }
+ else if(name == "node" || name == "NodeItem" || name == "MaterialItem3"
+ || name == "craft" || name == "CraftItem")
+ {
+ // Obsoleted on 2012-01-07
+
+ std::string all;
+ std::getline(is, all, '\n');
+ // First attempt to read inside ""
+ Strfnd fnd(all);
+ fnd.next("\"");
+ // If didn't skip to end, we have ""s
+ if(!fnd.at_end()){
+ name = fnd.next("\"");
+ } else { // No luck, just read a word then
+ fnd.start(all);
+ name = fnd.next(" ");
+ }
+ fnd.skip_over(" ");
+ if (itemdef)
+ name = itemdef->getAlias(name);
+ count = stoi(trim(fnd.next("")));
+ if(count == 0)
+ count = 1;
}
else if(name == "MBOItem")
{
- std::string inventorystring;
- std::getline(is, inventorystring, '|');
+ // Obsoleted on 2011-10-14
throw SerializationError("MBOItem not supported anymore");
}
- else if(name == "CraftItem")
- {
- std::string subname;
- std::getline(is, subname, ' ');
- u16 count;
- is>>count;
- return new CraftItem(subname, count);
- }
- else if(name == "ToolItem")
- {
- std::string toolname;
- std::getline(is, toolname, ' ');
- u16 wear;
- is>>wear;
- return new ToolItem(toolname, wear);
+ else if(name == "tool" || name == "ToolItem")
+ {
+ // Obsoleted on 2012-01-07
+
+ std::string all;
+ std::getline(is, all, '\n');
+ // First attempt to read inside ""
+ Strfnd fnd(all);
+ fnd.next("\"");
+ // If didn't skip to end, we have ""s
+ if(!fnd.at_end()){
+ name = fnd.next("\"");
+ } else { // No luck, just read a word then
+ fnd.start(all);
+ name = fnd.next(" ");
+ }
+ count = 1;
+ // Then read wear
+ fnd.skip_over(" ");
+ if (itemdef)
+ name = itemdef->getAlias(name);
+ wear = stoi(trim(fnd.next("")));
}
else
{
- dstream<<"Unknown InventoryItem name=\""<<name<<"\""<<std::endl;
- throw SerializationError("Unknown InventoryItem name");
+ do // This loop is just to allow "break;"
+ {
+ // The real thing
+
+ // Apply item aliases
+ if (itemdef)
+ name = itemdef->getAlias(name);
+
+ // Read the count
+ std::string count_str;
+ std::getline(is, count_str, ' ');
+ if (count_str.empty()) {
+ count = 1;
+ break;
+ }
+
+ count = stoi(count_str);
+
+ // Read the wear
+ std::string wear_str;
+ std::getline(is, wear_str, ' ');
+ if(wear_str.empty())
+ break;
+
+ wear = stoi(wear_str);
+
+ // Read metadata
+ metadata.deSerialize(is);
+
+ // In case fields are added after metadata, skip space here:
+ //std::getline(is, tmp, ' ');
+ //if(!tmp.empty())
+ // throw SerializationError("Unexpected text after metadata");
+
+ } while(false);
}
-}
-std::string InventoryItem::getItemString() {
- // Get item string
- std::ostringstream os(std::ios_base::binary);
- serialize(os);
- return os.str();
+ if (name.empty() || count == 0)
+ clear();
+ else if (itemdef && itemdef->get(name).type == ITEM_TOOL)
+ count = 1;
}
-ServerActiveObject* InventoryItem::createSAO(ServerEnvironment *env, u16 id, v3f pos)
+void ItemStack::deSerialize(const std::string &str, IItemDefManager *itemdef)
{
- /*
- Create an ItemSAO
- */
- // Create object
- ServerActiveObject *obj = new ItemSAO(env, 0, pos, getItemString());
- return obj;
+ std::istringstream is(str, std::ios::binary);
+ deSerialize(is, itemdef);
}
-/*
- MaterialItem
-*/
-
-bool MaterialItem::isCookable() const
+std::string ItemStack::getItemString() const
{
- return item_material_is_cookable(m_content);
+ std::ostringstream os(std::ios::binary);
+ serialize(os);
+ return os.str();
}
-InventoryItem *MaterialItem::createCookResult() const
+std::string ItemStack::getDescription(IItemDefManager *itemdef) const
{
- return item_material_create_cook_result(m_content);
+ std::string desc = metadata.getString("description");
+ if (desc.empty())
+ desc = getDefinition(itemdef).description;
+ return desc.empty() ? name : desc;
}
-/*
- CraftItem
-*/
-#ifndef SERVER
-video::ITexture * CraftItem::getImage() const
+ItemStack ItemStack::addItem(ItemStack newitem, IItemDefManager *itemdef)
{
- if(g_texturesource == NULL)
- return NULL;
-
- std::string name = item_craft_get_image_name(m_subname);
+ // If the item is empty or the position invalid, bail out
+ if(newitem.empty())
+ {
+ // nothing can be added trivially
+ }
+ // If this is an empty item, it's an easy job.
+ else if(empty())
+ {
+ *this = newitem;
+ newitem.clear();
+ }
+ // If item name or metadata differs, bail out
+ else if (name != newitem.name
+ || metadata != newitem.metadata)
+ {
+ // cannot be added
+ }
+ // If the item fits fully, add counter and delete it
+ else if(newitem.count <= freeSpace(itemdef))
+ {
+ add(newitem.count);
+ newitem.clear();
+ }
+ // Else the item does not fit fully. Add all that fits and return
+ // the rest.
+ else
+ {
+ u16 freespace = freeSpace(itemdef);
+ add(freespace);
+ newitem.remove(freespace);
+ }
- // Get such a texture
- return g_texturesource->getTextureRaw(name);
+ return newitem;
}
-#endif
-ServerActiveObject* CraftItem::createSAO(ServerEnvironment *env, u16 id, v3f pos)
+bool ItemStack::itemFits(ItemStack newitem,
+ ItemStack *restitem,
+ IItemDefManager *itemdef) const
{
- // Special cases
- ServerActiveObject *obj = item_craft_create_object(m_subname, env, id, pos);
- if(obj)
- return obj;
- // Default
- return InventoryItem::createSAO(env, id, pos);
-}
-u16 CraftItem::getDropCount() const
-{
- // Special cases
- s16 dc = item_craft_get_drop_count(m_subname);
- if(dc != -1)
- return dc;
- // Default
- return InventoryItem::getDropCount();
-}
+ // If the item is empty or the position invalid, bail out
+ if(newitem.empty())
+ {
+ // nothing can be added trivially
+ }
+ // If this is an empty item, it's an easy job.
+ else if(empty())
+ {
+ newitem.clear();
+ }
+ // If item name or metadata differs, bail out
+ else if (name != newitem.name
+ || metadata != newitem.metadata)
+ {
+ // cannot be added
+ }
+ // If the item fits fully, delete it
+ else if(newitem.count <= freeSpace(itemdef))
+ {
+ newitem.clear();
+ }
+ // Else the item does not fit fully. Return the rest.
+ else
+ {
+ u16 freespace = freeSpace(itemdef);
+ newitem.remove(freespace);
+ }
-bool CraftItem::isCookable() const
-{
- return item_craft_is_cookable(m_subname);
-}
+ if(restitem)
+ *restitem = newitem;
-InventoryItem *CraftItem::createCookResult() const
-{
- return item_craft_create_cook_result(m_subname);
+ return newitem.empty();
}
-bool CraftItem::use(ServerEnvironment *env, Player *player)
+ItemStack ItemStack::takeItem(u32 takecount)
{
- if(item_craft_is_eatable(m_subname))
+ if(takecount == 0 || count == 0)
+ return ItemStack();
+
+ ItemStack result = *this;
+ if(takecount >= count)
{
- u16 result_count = getCount() - 1; // Eat one at a time
- s16 hp_change = item_craft_eat_hp_change(m_subname);
- if(player->hp + hp_change > 20)
- player->hp = 20;
- else
- player->hp += hp_change;
-
- if(result_count < 1)
- return true;
- else
- setCount(result_count);
+ // Take all
+ clear();
}
- return false;
+ else
+ {
+ // Take part
+ remove(takecount);
+ result.count = takecount;
+ }
+ return result;
+}
+
+ItemStack ItemStack::peekItem(u32 peekcount) const
+{
+ if(peekcount == 0 || count == 0)
+ return ItemStack();
+
+ ItemStack result = *this;
+ if(peekcount < count)
+ result.count = peekcount;
+ return result;
}
/*
Inventory
*/
-InventoryList::InventoryList(std::string name, u32 size)
+InventoryList::InventoryList(const std::string &name, u32 size, IItemDefManager *itemdef):
+ m_name(name),
+ m_size(size),
+ m_itemdef(itemdef)
{
- m_name = name;
- m_size = size;
clearItems();
- //m_dirty = false;
}
-InventoryList::~InventoryList()
+void InventoryList::clearItems()
{
- for(u32 i=0; i<m_items.size(); i++)
- {
- if(m_items[i])
- delete m_items[i];
+ m_items.clear();
+
+ for (u32 i=0; i < m_size; i++) {
+ m_items.emplace_back();
}
+
+ setModified();
}
-void InventoryList::clearItems()
+void InventoryList::setSize(u32 newsize)
{
- for(u32 i=0; i<m_items.size(); i++)
- {
- if(m_items[i])
- delete m_items[i];
- }
+ if (newsize == m_items.size())
+ return;
- m_items.clear();
+ m_items.resize(newsize);
+ m_size = newsize;
+ setModified();
+}
- for(u32 i=0; i<m_size; i++)
- {
- m_items.push_back(NULL);
- }
+void InventoryList::setWidth(u32 newwidth)
+{
+ m_width = newwidth;
+ setModified();
+}
- //setDirty(true);
+void InventoryList::setName(const std::string &name)
+{
+ m_name = name;
+ setModified();
}
-void InventoryList::serialize(std::ostream &os) const
+void InventoryList::serialize(std::ostream &os, bool incremental) const
{
//os.imbue(std::locale("C"));
-
- for(u32 i=0; i<m_items.size(); i++)
- {
- InventoryItem *item = m_items[i];
- if(item != NULL)
- {
- os<<"Item ";
- item->serialize(os);
- }
- else
- {
+
+ os<<"Width "<<m_width<<"\n";
+
+ for (const auto &item : m_items) {
+ if (item.empty()) {
os<<"Empty";
+ } else {
+ os<<"Item ";
+ item.serialize(os);
}
+ // TODO: Implement this:
+ // if (!incremental || item.checkModified())
+ // os << "Keep";
os<<"\n";
}
void InventoryList::deSerialize(std::istream &is)
{
//is.imbue(std::locale("C"));
+ setModified();
- clearItems();
u32 item_i = 0;
+ m_width = 0;
- for(;;)
- {
+ while (is.good()) {
std::string line;
std::getline(is, line, '\n');
std::string name;
std::getline(iss, name, ' ');
- if(name == "EndInventoryList")
- {
- break;
+ if (name == "EndInventoryList" || name == "end") {
+ // If partial incremental: Clear leftover items (should not happen!)
+ for (size_t i = item_i; i < m_items.size(); ++i)
+ m_items[i].clear();
+ return;
}
- // This is a temporary backwards compatibility fix
- else if(name == "end")
- {
- break;
+
+ if (name == "Width") {
+ iss >> m_width;
+ if (iss.fail())
+ throw SerializationError("incorrect width property");
}
else if(name == "Item")
{
if(item_i > getSize() - 1)
throw SerializationError("too many items");
- InventoryItem *item = InventoryItem::deSerialize(iss);
+ ItemStack item;
+ item.deSerialize(iss, m_itemdef);
m_items[item_i++] = item;
}
else if(name == "Empty")
{
if(item_i > getSize() - 1)
throw SerializationError("too many items");
- m_items[item_i++] = NULL;
- }
- else
- {
- throw SerializationError("Unknown inventory identifier");
+ m_items[item_i++].clear();
+ } else if (name == "Keep") {
+ ++item_i; // Unmodified item
}
}
+
+ // Contents given to deSerialize() were not terminated properly: throw error.
+
+ std::ostringstream ss;
+ ss << "Malformatted inventory list. list="
+ << m_name << ", read " << item_i << " of " << getSize()
+ << " ItemStacks." << std::endl;
+ throw SerializationError(ss.str());
}
InventoryList::InventoryList(const InventoryList &other)
{
- /*
- Do this so that the items get cloned. Otherwise the pointers
- in the array will just get copied.
- */
*this = other;
}
InventoryList & InventoryList::operator = (const InventoryList &other)
{
- m_name = other.m_name;
+ m_items = other.m_items;
m_size = other.m_size;
- clearItems();
- for(u32 i=0; i<other.m_items.size(); i++)
- {
- InventoryItem *item = other.m_items[i];
- if(item != NULL)
- {
- m_items[i] = item->clone();
- }
- }
+ m_width = other.m_width;
+ m_name = other.m_name;
+ m_itemdef = other.m_itemdef;
//setDirty(true);
return *this;
}
+bool InventoryList::operator == (const InventoryList &other) const
+{
+ if(m_size != other.m_size)
+ return false;
+ if(m_width != other.m_width)
+ return false;
+ if(m_name != other.m_name)
+ return false;
+ for (u32 i = 0; i < m_items.size(); i++)
+ if (m_items[i] != other.m_items[i])
+ return false;
+
+ return true;
+}
+
const std::string &InventoryList::getName() const
{
return m_name;
}
-u32 InventoryList::getSize()
+u32 InventoryList::getSize() const
{
return m_items.size();
}
-u32 InventoryList::getUsedSlots()
+u32 InventoryList::getWidth() const
+{
+ return m_width;
+}
+
+u32 InventoryList::getUsedSlots() const
{
u32 num = 0;
- for(u32 i=0; i<m_items.size(); i++)
- {
- InventoryItem *item = m_items[i];
- if(item != NULL)
+ for (const auto &m_item : m_items) {
+ if (!m_item.empty())
num++;
}
return num;
}
-u32 InventoryList::getFreeSlots()
+u32 InventoryList::getFreeSlots() const
{
return getSize() - getUsedSlots();
}
-const InventoryItem * InventoryList::getItem(u32 i) const
+const ItemStack& InventoryList::getItem(u32 i) const
{
- if(i > m_items.size() - 1)
- return NULL;
+ assert(i < m_size); // Pre-condition
return m_items[i];
}
-InventoryItem * InventoryList::getItem(u32 i)
+ItemStack& InventoryList::getItem(u32 i)
{
- if(i > m_items.size() - 1)
- return NULL;
+ assert(i < m_size); // Pre-condition
return m_items[i];
}
-InventoryItem * InventoryList::changeItem(u32 i, InventoryItem *newitem)
+ItemStack InventoryList::changeItem(u32 i, const ItemStack &newitem)
{
- assert(i < m_items.size());
+ if(i >= m_items.size())
+ return newitem;
- InventoryItem *olditem = m_items[i];
+ ItemStack olditem = m_items[i];
m_items[i] = newitem;
- //setDirty(true);
+ setModified();
return olditem;
}
void InventoryList::deleteItem(u32 i)
{
- assert(i < m_items.size());
- InventoryItem *item = changeItem(i, NULL);
- if(item)
- delete item;
+ assert(i < m_items.size()); // Pre-condition
+ m_items[i].clear();
+ setModified();
}
-InventoryItem * InventoryList::addItem(InventoryItem *newitem)
+ItemStack InventoryList::addItem(const ItemStack &newitem_)
{
- if(newitem == NULL)
- return NULL;
-
+ ItemStack newitem = newitem_;
+
+ if(newitem.empty())
+ return newitem;
+
/*
First try to find if it could be added to some existing items
*/
for(u32 i=0; i<m_items.size(); i++)
{
// Ignore empty slots
- if(m_items[i] == NULL)
+ if(m_items[i].empty())
continue;
// Try adding
newitem = addItem(i, newitem);
- if(newitem == NULL)
- return NULL; // All was eaten
+ if(newitem.empty())
+ return newitem; // All was eaten
}
/*
for(u32 i=0; i<m_items.size(); i++)
{
// Ignore unempty slots
- if(m_items[i] != NULL)
+ if(!m_items[i].empty())
continue;
// Try adding
newitem = addItem(i, newitem);
- if(newitem == NULL)
- return NULL; // All was eaten
+ if(newitem.empty())
+ return newitem; // All was eaten
}
// Return leftover
return newitem;
}
-InventoryItem * InventoryList::addItem(u32 i, InventoryItem *newitem)
+ItemStack InventoryList::addItem(u32 i, const ItemStack &newitem)
{
- if(newitem == NULL)
- return NULL;
-
- //setDirty(true);
-
- // If it is an empty position, it's an easy job.
- InventoryItem *to_item = getItem(i);
- if(to_item == NULL)
- {
- m_items[i] = newitem;
- return NULL;
- }
-
- // If not addable, return the item
- if(newitem->addableTo(to_item) == false)
- return newitem;
-
- // If the item fits fully in the slot, add counter and delete it
- if(newitem->getCount() <= to_item->freeSpace())
- {
- to_item->add(newitem->getCount());
- delete newitem;
- return NULL;
- }
- // Else the item does not fit fully. Add all that fits and return
- // the rest.
- else
- {
- u16 freespace = to_item->freeSpace();
- to_item->add(freespace);
- newitem->remove(freespace);
+ if(i >= m_items.size())
return newitem;
- }
+
+ ItemStack leftover = m_items[i].addItem(newitem, m_itemdef);
+ if (leftover != newitem)
+ setModified();
+ return leftover;
}
-bool InventoryList::itemFits(const u32 i, const InventoryItem *newitem)
+bool InventoryList::itemFits(const u32 i, const ItemStack &newitem,
+ ItemStack *restitem) const
{
- // If it is an empty position, it's an easy job.
- const InventoryItem *to_item = getItem(i);
- if(to_item == NULL)
+ if(i >= m_items.size())
{
- return true;
- }
-
- // If not addable, fail
- if(newitem->addableTo(to_item) == false)
+ if(restitem)
+ *restitem = newitem;
return false;
-
- // If the item fits fully in the slot, pass
- if(newitem->getCount() <= to_item->freeSpace())
- {
- return true;
}
- return false;
+ return m_items[i].itemFits(newitem, restitem, m_itemdef);
}
-bool InventoryList::roomForItem(const InventoryItem *item)
+bool InventoryList::roomForItem(const ItemStack &item_) const
{
+ ItemStack item = item_;
+ ItemStack leftover;
for(u32 i=0; i<m_items.size(); i++)
- if(itemFits(i, item))
+ {
+ if(itemFits(i, item, &leftover))
return true;
+ item = leftover;
+ }
return false;
}
-bool InventoryList::roomForCookedItem(const InventoryItem *item)
+bool InventoryList::containsItem(const ItemStack &item, bool match_meta) const
{
- if(!item)
- return false;
- const InventoryItem *cook = item->createCookResult();
- if(!cook)
- return false;
- bool room = roomForItem(cook);
- delete cook;
- return room;
+ u32 count = item.count;
+ if (count == 0)
+ return true;
+
+ for (auto i = m_items.rbegin(); i != m_items.rend(); ++i) {
+ if (count == 0)
+ break;
+ if (i->name == item.name && (!match_meta || (i->metadata == item.metadata))) {
+ if (i->count >= count)
+ return true;
+
+ count -= i->count;
+ }
+ }
+ return false;
}
-InventoryItem * InventoryList::takeItem(u32 i, u32 count)
+ItemStack InventoryList::removeItem(const ItemStack &item)
{
- if(count == 0)
- return NULL;
-
- //setDirty(true);
+ ItemStack removed;
+ for (auto i = m_items.rbegin(); i != m_items.rend(); ++i) {
+ if (i->name == item.name) {
+ u32 still_to_remove = item.count - removed.count;
+ ItemStack leftover = removed.addItem(i->takeItem(still_to_remove),
+ m_itemdef);
+ // Allow oversized stacks
+ removed.count += leftover.count;
- InventoryItem *item = getItem(i);
- // If it is an empty position, return NULL
- if(item == NULL)
- return NULL;
-
- if(count >= item->getCount())
- {
- // Get the item by swapping NULL to its place
- return changeItem(i, NULL);
- }
- else
- {
- InventoryItem *item2 = item->clone();
- item->remove(count);
- item2->setCount(count);
- return item2;
+ if (removed.count == item.count)
+ break;
+ }
}
-
- return false;
+ if (!removed.empty())
+ setModified();
+ return removed;
}
-void InventoryList::decrementMaterials(u16 count)
+ItemStack InventoryList::takeItem(u32 i, u32 takecount)
{
- for(u32 i=0; i<m_items.size(); i++)
- {
- InventoryItem *item = takeItem(i, count);
- if(item)
- delete item;
+ if(i >= m_items.size())
+ return ItemStack();
+
+ ItemStack taken = m_items[i].takeItem(takecount);
+ if (!taken.empty())
+ setModified();
+ return taken;
+}
+
+void InventoryList::moveItemSomewhere(u32 i, InventoryList *dest, u32 count)
+{
+ // Take item from source list
+ ItemStack item1;
+ if (count == 0)
+ item1 = changeItem(i, ItemStack());
+ else
+ item1 = takeItem(i, count);
+
+ if (item1.empty())
+ return;
+
+ ItemStack leftover;
+ leftover = dest->addItem(item1);
+
+ if (!leftover.empty()) {
+ // Add the remaining part back to the source item
+ addItem(i, leftover);
}
}
-void InventoryList::print(std::ostream &o)
+u32 InventoryList::moveItem(u32 i, InventoryList *dest, u32 dest_i,
+ u32 count, bool swap_if_needed, bool *did_swap)
{
- o<<"InventoryList:"<<std::endl;
- for(u32 i=0; i<m_items.size(); i++)
+ if(this == dest && i == dest_i)
+ return count;
+
+ // Take item from source list
+ ItemStack item1;
+ if(count == 0)
+ item1 = changeItem(i, ItemStack());
+ else
+ item1 = takeItem(i, count);
+
+ if(item1.empty())
+ return 0;
+
+ // Try to add the item to destination list
+ u32 oldcount = item1.count;
+ item1 = dest->addItem(dest_i, item1);
+
+ // If something is returned, the item was not fully added
+ if(!item1.empty())
{
- InventoryItem *item = m_items[i];
- if(item != NULL)
- {
- o<<i<<": ";
- item->serialize(o);
- o<<"\n";
+ // If olditem is returned, nothing was added.
+ bool nothing_added = (item1.count == oldcount);
+
+ // If something else is returned, part of the item was left unadded.
+ // Add the other part back to the source item
+ addItem(i, item1);
+
+ // If olditem is returned, nothing was added.
+ // Swap the items
+ if (nothing_added && swap_if_needed) {
+ // Tell that we swapped
+ if (did_swap != NULL) {
+ *did_swap = true;
+ }
+ // Take item from source list
+ item1 = changeItem(i, ItemStack());
+ // Adding was not possible, swap the items.
+ ItemStack item2 = dest->changeItem(dest_i, item1);
+ // Put item from destination list to the source list
+ changeItem(i, item2);
}
}
+ return (oldcount - item1.count);
}
/*
void Inventory::clear()
{
- for(u32 i=0; i<m_lists.size(); i++)
- {
- delete m_lists[i];
+ for (auto &m_list : m_lists) {
+ delete m_list;
}
m_lists.clear();
+ setModified();
}
-Inventory::Inventory()
+Inventory::Inventory(IItemDefManager *itemdef)
{
+ m_itemdef = itemdef;
+ setModified();
}
Inventory::Inventory(const Inventory &other)
Inventory & Inventory::operator = (const Inventory &other)
{
- clear();
- for(u32 i=0; i<other.m_lists.size(); i++)
+ // Gracefully handle self assignment
+ if(this != &other)
{
- m_lists.push_back(new InventoryList(*other.m_lists[i]));
+ clear();
+ m_itemdef = other.m_itemdef;
+ for (InventoryList *list : other.m_lists) {
+ m_lists.push_back(new InventoryList(*list));
+ }
+ setModified();
}
return *this;
}
-void Inventory::serialize(std::ostream &os) const
+bool Inventory::operator == (const Inventory &other) const
{
+ if(m_lists.size() != other.m_lists.size())
+ return false;
+
for(u32 i=0; i<m_lists.size(); i++)
{
- InventoryList *list = m_lists[i];
- os<<"List "<<list->getName()<<" "<<list->getSize()<<"\n";
- list->serialize(os);
+ if(*m_lists[i] != *other.m_lists[i])
+ return false;
+ }
+ return true;
+}
+
+void Inventory::serialize(std::ostream &os, bool incremental) const
+{
+ //std::cout << "Serialize " << (int)incremental << ", n=" << m_lists.size() << std::endl;
+ for (const InventoryList *list : m_lists) {
+ if (!incremental || list->checkModified()) {
+ os << "List " << list->getName() << " " << list->getSize() << "\n";
+ list->serialize(os, incremental);
+ } else {
+ os << "KeepList " << list->getName() << "\n";
+ }
}
os<<"EndInventory\n";
void Inventory::deSerialize(std::istream &is)
{
- clear();
+ std::vector<InventoryList *> new_lists;
+ new_lists.reserve(m_lists.size());
- for(;;)
- {
+ while (is.good()) {
std::string line;
std::getline(is, line, '\n');
std::string name;
std::getline(iss, name, ' ');
- if(name == "EndInventory")
- {
- break;
- }
- // This is a temporary backwards compatibility fix
- else if(name == "end")
- {
- break;
+ if (name == "EndInventory" || name == "end") {
+ // Remove all lists that were not sent
+ for (auto &list : m_lists) {
+ if (std::find(new_lists.begin(), new_lists.end(), list) != new_lists.end())
+ continue;
+
+ delete list;
+ list = nullptr;
+ setModified();
+ }
+ m_lists.erase(std::remove(m_lists.begin(), m_lists.end(),
+ nullptr), m_lists.end());
+ return;
}
- else if(name == "List")
- {
+
+ if (name == "List") {
std::string listname;
u32 listsize;
std::getline(iss, listname, ' ');
iss>>listsize;
- InventoryList *list = new InventoryList(listname, listsize);
+ InventoryList *list = getList(listname);
+ bool create_new = !list;
+ if (create_new)
+ list = new InventoryList(listname, listsize, m_itemdef);
+ else
+ list->setSize(listsize);
list->deSerialize(is);
- m_lists.push_back(list);
- }
- else
- {
- throw SerializationError("Unknown inventory identifier");
+ new_lists.push_back(list);
+ if (create_new)
+ m_lists.push_back(list);
+
+ } else if (name == "KeepList") {
+ // Incrementally sent list
+ std::string listname;
+ std::getline(iss, listname, ' ');
+
+ InventoryList *list = getList(listname);
+ if (list) {
+ new_lists.push_back(list);
+ } else {
+ errorstream << "Inventory::deSerialize(): Tried to keep list '" <<
+ listname << "' which is non-existent." << std::endl;
+ }
}
+ // Any additional fields will throw errors when received by a client
+ // older than PROTOCOL_VERSION 38
}
+
+ // Contents given to deSerialize() were not terminated properly: throw error.
+
+ std::ostringstream ss;
+ ss << "Malformatted inventory (damaged?). "
+ << m_lists.size() << " lists read." << std::endl;
+ throw SerializationError(ss.str());
}
InventoryList * Inventory::addList(const std::string &name, u32 size)
{
+ setModified();
s32 i = getListIndex(name);
if(i != -1)
{
if(m_lists[i]->getSize() != size)
{
delete m_lists[i];
- m_lists[i] = new InventoryList(name, size);
+ m_lists[i] = new InventoryList(name, size, m_itemdef);
+ m_lists[i]->setModified();
}
return m_lists[i];
}
- else
- {
- m_lists.push_back(new InventoryList(name, size));
- return m_lists.getLast();
- }
+
+
+ //don't create list with invalid name
+ if (name.find(' ') != std::string::npos)
+ return nullptr;
+
+ InventoryList *list = new InventoryList(name, size, m_itemdef);
+ list->setModified();
+ m_lists.push_back(list);
+ return list;
}
InventoryList * Inventory::getList(const std::string &name)
return m_lists[i];
}
+std::vector<const InventoryList*> Inventory::getLists()
+{
+ std::vector<const InventoryList*> lists;
+ for (auto list : m_lists) {
+ lists.push_back(list);
+ }
+ return lists;
+}
+
+bool Inventory::deleteList(const std::string &name)
+{
+ s32 i = getListIndex(name);
+ if(i == -1)
+ return false;
+
+ setModified();
+ delete m_lists[i];
+ m_lists.erase(m_lists.begin() + i);
+ return true;
+}
+
const InventoryList * Inventory::getList(const std::string &name) const
{
s32 i = getListIndex(name);
return -1;
}
-/*
- InventoryAction
-*/
-
-InventoryAction * InventoryAction::deSerialize(std::istream &is)
-{
- std::string type;
- std::getline(is, type, ' ');
-
- InventoryAction *a = NULL;
-
- if(type == "Move")
- {
- a = new IMoveAction(is);
- }
-
- return a;
-}
-
-void IMoveAction::apply(InventoryContext *c, InventoryManager *mgr)
-{
-#if 1
-
- /*dstream<<"from_inv="<<from_inv<<" to_inv="<<to_inv<<std::endl;
- dstream<<"from_list="<<from_list<<" to_list="<<to_list<<std::endl;
- dstream<<"from_i="<<from_i<<" to_i="<<to_i<<std::endl;*/
-
- Inventory *inv_from = mgr->getInventory(c, from_inv);
- Inventory *inv_to = mgr->getInventory(c, to_inv);
-
- if(!inv_from || !inv_to)
- {
- dstream<<__FUNCTION_NAME<<": Operation not allowed "
- <<"(inventories not found)"<<std::endl;
- return;
- }
-
- InventoryList *list_from = inv_from->getList(from_list);
- InventoryList *list_to = inv_to->getList(to_list);
-
- /*dstream<<"list_from="<<list_from<<" list_to="<<list_to
- <<std::endl;*/
- /*if(list_from)
- dstream<<" list_from->getItem(from_i)="<<list_from->getItem(from_i)
- <<std::endl;
- if(list_to)
- dstream<<" list_to->getItem(to_i)="<<list_to->getItem(to_i)
- <<std::endl;*/
-
- /*
- If a list doesn't exist or the source item doesn't exist
- */
- if(!list_from || !list_to)
- {
- dstream<<__FUNCTION_NAME<<": Operation not allowed "
- <<"(a list doesn't exist)"
- <<std::endl;
- return;
- }
- if(list_from->getItem(from_i) == NULL)
- {
- dstream<<__FUNCTION_NAME<<": Operation not allowed "
- <<"(the source item doesn't exist)"
- <<std::endl;
- return;
- }
- /*
- If the source and the destination slots are the same
- */
- if(inv_from == inv_to && list_from == list_to && from_i == to_i)
- {
- dstream<<__FUNCTION_NAME<<": Operation not allowed "
- <<"(source and the destination slots are the same)"<<std::endl;
- return;
- }
-
- // Take item from source list
- InventoryItem *item1 = NULL;
- if(count == 0)
- item1 = list_from->changeItem(from_i, NULL);
- else
- item1 = list_from->takeItem(from_i, count);
-
- // Try to add the item to destination list
- InventoryItem *olditem = item1;
- item1 = list_to->addItem(to_i, item1);
-
- // If something is returned, the item was not fully added
- if(item1 != NULL)
- {
- // If olditem is returned, nothing was added.
- bool nothing_added = (item1 == olditem);
-
- // If something else is returned, part of the item was left unadded.
- // Add the other part back to the source item
- list_from->addItem(from_i, item1);
-
- // If olditem is returned, nothing was added.
- // Swap the items
- if(nothing_added)
- {
- // Take item from source list
- item1 = list_from->changeItem(from_i, NULL);
- // Adding was not possible, swap the items.
- InventoryItem *item2 = list_to->changeItem(to_i, item1);
- // Put item from destination list to the source list
- list_from->changeItem(from_i, item2);
- }
- }
-
- mgr->inventoryModified(c, from_inv);
- if(from_inv != to_inv)
- mgr->inventoryModified(c, to_inv);
-#endif
-}
-
-/*
- Craft checking system
-*/
-
-bool ItemSpec::checkItem(const InventoryItem *item) const
-{
- if(type == ITEM_NONE)
- {
- // Has to be no item
- if(item != NULL)
- return false;
- return true;
- }
-
- // There should be an item
- if(item == NULL)
- return false;
-
- std::string itemname = item->getName();
-
- if(type == ITEM_MATERIAL)
- {
- if(itemname != "MaterialItem")
- return false;
- MaterialItem *mitem = (MaterialItem*)item;
- if(mitem->getMaterial() != num)
- return false;
- }
- else if(type == ITEM_CRAFT)
- {
- if(itemname != "CraftItem")
- return false;
- CraftItem *mitem = (CraftItem*)item;
- if(mitem->getSubName() != name)
- return false;
- }
- else if(type == ITEM_TOOL)
- {
- // Not supported yet
- assert(0);
- }
- else if(type == ITEM_MBO)
- {
- // Not supported yet
- assert(0);
- }
- else
- {
- // Not supported yet
- assert(0);
- }
- return true;
-}
-
-bool checkItemCombination(InventoryItem const * const *items, const ItemSpec *specs)
-{
- u16 items_min_x = 100;
- u16 items_max_x = 100;
- u16 items_min_y = 100;
- u16 items_max_y = 100;
- for(u16 y=0; y<3; y++)
- for(u16 x=0; x<3; x++)
- {
- if(items[y*3 + x] == NULL)
- continue;
- if(items_min_x == 100 || x < items_min_x)
- items_min_x = x;
- if(items_min_y == 100 || y < items_min_y)
- items_min_y = y;
- if(items_max_x == 100 || x > items_max_x)
- items_max_x = x;
- if(items_max_y == 100 || y > items_max_y)
- items_max_y = y;
- }
- // No items at all, just return false
- if(items_min_x == 100)
- return false;
-
- u16 items_w = items_max_x - items_min_x + 1;
- u16 items_h = items_max_y - items_min_y + 1;
-
- u16 specs_min_x = 100;
- u16 specs_max_x = 100;
- u16 specs_min_y = 100;
- u16 specs_max_y = 100;
- for(u16 y=0; y<3; y++)
- for(u16 x=0; x<3; x++)
- {
- if(specs[y*3 + x].type == ITEM_NONE)
- continue;
- if(specs_min_x == 100 || x < specs_min_x)
- specs_min_x = x;
- if(specs_min_y == 100 || y < specs_min_y)
- specs_min_y = y;
- if(specs_max_x == 100 || x > specs_max_x)
- specs_max_x = x;
- if(specs_max_y == 100 || y > specs_max_y)
- specs_max_y = y;
- }
- // No specs at all, just return false
- if(specs_min_x == 100)
- return false;
-
- u16 specs_w = specs_max_x - specs_min_x + 1;
- u16 specs_h = specs_max_y - specs_min_y + 1;
-
- // Different sizes
- if(items_w != specs_w || items_h != specs_h)
- return false;
-
- for(u16 y=0; y<specs_h; y++)
- for(u16 x=0; x<specs_w; x++)
- {
- u16 items_x = items_min_x + x;
- u16 items_y = items_min_y + y;
- u16 specs_x = specs_min_x + x;
- u16 specs_y = specs_min_y + y;
- const InventoryItem *item = items[items_y * 3 + items_x];
- const ItemSpec &spec = specs[specs_y * 3 + specs_x];
-
- if(spec.checkItem(item) == false)
- return false;
- }
-
- return true;
-}
-
//END