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Craftitem aliases

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This commit is contained in:
Perttu Ahola
2011-12-04 00:39:20 +02:00
parent 8730dfb1f9
commit 829c632511
5 changed files with 80 additions and 996 deletions
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47
src/craftitemdef.cpp
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@@ -23,6 +23,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "log.h"
#include <sstream>
#include "utility.h"
#include <map>
CraftItemDefinition::CraftItemDefinition():
imagename(""),
@@ -102,14 +103,14 @@ public:
virtual bool registerCraftItem(std::string itemname, const CraftItemDefinition &def)
{
infostream<<"registerCraftItem: registering CraftItem \""<<itemname<<"\""<<std::endl;
/*core::map<std::string, CraftItemDefinition*>::Node *n;
n = m_item_definitions.find(itemname);
if(n != NULL){
errorstream<<"registerCraftItem: registering item \""<<toolname
<<"\" failed: name is already registered"<<std::endl;
return false;
}*/
m_item_definitions[itemname] = new CraftItemDefinition(def);
// Remove conflicting alias if it exists
bool alias_removed = (m_aliases.erase(itemname) != 0);
if(alias_removed)
infostream<<"cidef: erased alias "<<itemname
<<" because item was defined"<<std::endl;
return true;
}
virtual void clear()
@@ -120,6 +121,19 @@ public:
delete i.getNode()->getValue();
}
m_item_definitions.clear();
m_aliases.clear();
}
virtual void setAlias(const std::string &name,
const std::string &convert_to)
{
if(getCraftItemDefinition(name) != NULL){
infostream<<"nidef: not setting alias "<<name<<" -> "<<convert_to
<<": "<<name<<" is already defined"<<std::endl;
return;
}
infostream<<"nidef: setting alias "<<name<<" -> "<<convert_to
<<std::endl;
m_aliases[name] = convert_to;
}
virtual void serialize(std::ostream &os)
{
@@ -138,6 +152,14 @@ public:
def->serialize(tmp_os);
os<<serializeString(tmp_os.str());
}
writeU16(os, m_aliases.size());
for(std::map<std::string, std::string>::const_iterator
i = m_aliases.begin(); i != m_aliases.end(); i++)
{
os<<serializeString(i->first);
os<<serializeString(i->second);
}
}
virtual void deSerialize(std::istream &is)
{
@@ -158,10 +180,21 @@ public:
// Register
registerCraftItem(name, def);
}
u16 num_aliases = readU16(is);
if(!is.eof()){
for(u16 i=0; i<num_aliases; i++){
std::string name = deSerializeString(is);
std::string convert_to = deSerializeString(is);
m_aliases[name] = convert_to;
}
}
}
private:
// Key is name
core::map<std::string, CraftItemDefinition*> m_item_definitions;
// Aliases
std::map<std::string, std::string> m_aliases;
};
IWritableCraftItemDefManager* createCraftItemDefManager()