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cuberite-2a/src/BlockID.cpp

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// BlockID.cpp
// Implements the helper functions for converting Block ID string to int etc.
#include "Globals.h"
#include "BlockID.h"
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#include "IniFile.h"
#include "Item.h"
#include "Mobs/Monster.h"
class cBlockIDMap
{
// Making the map case-insensitive:
struct Comparator
{
bool operator ()(const AString & a_Item1, const AString & a_Item2) const
{
return (NoCaseCompare(a_Item1, a_Item2) > 0);
}
} ;
typedef std::map<AString, std::pair<short, short>, Comparator> ItemMap;
public:
static bool m_bHasRunInit;
cBlockIDMap(void)
{
// Dont load items.ini on construct, this will search the wrong path when running as a service.
}
void init()
{
m_bHasRunInit = true;
cIniFile Ini;
if (!Ini.ReadFile("items.ini"))
{
return;
}
int KeyID = Ini.FindKey("Items");
if (KeyID == cIniFile::noID)
{
return;
}
int NumValues = Ini.GetNumValues(KeyID);
for (int i = 0; i < NumValues; i++)
{
AString Name = Ini.GetValueName(KeyID, i);
if (Name.empty())
{
continue;
}
AString Value = Ini.GetValue(KeyID, i);
AddToMap(Name, Value);
} // for i - Ini.Values[]
}
int Resolve(const AString & a_ItemName)
{
ItemMap::iterator itr = m_Map.find(a_ItemName);
if (itr == m_Map.end())
{
return -1;
}
return itr->second.first;
}
bool ResolveItem(const AString & a_ItemName, cItem & a_Item)
{
// Split into parts divided by either ':' or '^'
AStringVector Split = StringSplitAndTrim(a_ItemName, ":^");
if (Split.empty())
{
return false;
}
ItemMap::iterator itr = m_Map.find(Split[0]);
if (itr != m_Map.end())
{
// Resolved as a string, assign the type and the default damage / count
a_Item.m_ItemType = itr->second.first;
a_Item.m_ItemDamage = itr->second.second;
if (a_Item.m_ItemDamage == -1)
{
a_Item.m_ItemDamage = 0;
}
}
else
{
// Not a resolvable string, try pure numbers: "45:6", "45^6" etc.
a_Item.m_ItemType = (short)atoi(Split[0].c_str());
if ((a_Item.m_ItemType == 0) && (Split[0] != "0"))
{
// Parsing the number failed
return false;
}
}
// Parse the damage, if present:
if (Split.size() < 2)
{
// Not present, set the item as valid and return success:
a_Item.m_ItemCount = 1;
return true;
}
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a_Item.m_ItemDamage = (short)atoi(Split[1].c_str());
if ((a_Item.m_ItemDamage == 0) && (Split[1] != "0"))
{
// Parsing the number failed
return false;
}
a_Item.m_ItemCount = 1;
return true;
}
AString Desolve(short a_ItemType, short a_ItemDamage)
{
// First try an exact match, both ItemType and ItemDamage ("birchplanks=5:2"):
for (ItemMap::iterator itr = m_Map.begin(), end = m_Map.end(); itr != end; ++itr)
{
if ((itr->second.first == a_ItemType) && (itr->second.second == a_ItemDamage))
{
return itr->first;
}
} // for itr - m_Map[]
// There is no exact match, try matching ItemType only ("planks=5"):
if (a_ItemDamage == 0)
{
for (ItemMap::iterator itr = m_Map.begin(), end = m_Map.end(); itr != end; ++itr)
{
if ((itr->second.first == a_ItemType) && (itr->second.second == -1))
{
return itr->first;
}
} // for itr - m_Map[]
}
// No match at all, synthesize a string ("5:1"):
AString res;
if (a_ItemDamage == -1)
{
Printf(res, "%d", a_ItemType);
}
else
{
Printf(res, "%d:%d", a_ItemType, a_ItemDamage);
}
return res;
}
protected:
ItemMap m_Map;
void AddToMap(const AString & a_Name, const AString & a_Value)
{
AStringVector Split = StringSplit(a_Value, ":");
if (Split.size() == 1)
{
Split = StringSplit(a_Value, "^");
}
if (Split.empty())
{
return;
}
short ItemType = (short)atoi(Split[0].c_str());
short ItemDamage = (Split.size() > 1) ? (short)atoi(Split[1].c_str()) : -1;
m_Map[a_Name] = std::make_pair(ItemType, ItemDamage);
}
} ;
bool cBlockIDMap::m_bHasRunInit = false;
static cBlockIDMap gsBlockIDMap;
/*
// Quick self-test:
class Tester
{
public:
Tester(void)
{
cItem Item;
gsBlockIDMap.ResolveItem("charcoal", Item);
AString Charcoal = gsBlockIDMap.Desolve(Item.m_ItemType, Item.m_ItemDamage);
ASSERT(Charcoal == "charcoal");
}
} test;
//*/
int BlockStringToType(const AString & a_BlockTypeString)
{
int res = atoi(a_BlockTypeString.c_str());
if ((res != 0) || (a_BlockTypeString.compare("0") == 0))
{
// It was a valid number, return that
return res;
}
if (!gsBlockIDMap.m_bHasRunInit)
{
gsBlockIDMap.init();
}
return gsBlockIDMap.Resolve(TrimString(a_BlockTypeString));
}
bool StringToItem(const AString & a_ItemTypeString, cItem & a_Item)
{
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AString ItemName = TrimString(a_ItemTypeString);
if (ItemName.substr(0, 10) == "minecraft:")
{
ItemName = ItemName.substr(10);
}
if (!gsBlockIDMap.m_bHasRunInit)
{
gsBlockIDMap.init();
}
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return gsBlockIDMap.ResolveItem(ItemName, a_Item);
}
AString ItemToString(const cItem & a_Item)
{
if (!gsBlockIDMap.m_bHasRunInit)
{
gsBlockIDMap.init();
}
return gsBlockIDMap.Desolve(a_Item.m_ItemType, a_Item.m_ItemDamage);
}
AString ItemTypeToString(short a_ItemType)
{
if (!gsBlockIDMap.m_bHasRunInit)
{
gsBlockIDMap.init();
}
return gsBlockIDMap.Desolve(a_ItemType, -1);
}
AString ItemToFullString(const cItem & a_Item)
{
AString res;
Printf(res, "%s:%d * %d", ItemToString(a_Item).c_str(), a_Item.m_ItemDamage, a_Item.m_ItemCount);
return res;
}
eDimension StringToDimension(const AString & a_DimensionString)
{
// First try decoding as a number
int res = atoi(a_DimensionString.c_str());
if ((res != 0) || (a_DimensionString == "0"))
{
// It was a valid number
return (eDimension)res;
}
// Decode using a built-in map:
static struct
{
eDimension m_Dimension;
const char * m_String;
} DimensionMap [] =
{
{ dimOverworld, "Overworld"},
{ dimOverworld, "Normal"},
{ dimOverworld, "World"},
{ dimNether, "Nether"},
{ dimNether, "Hell"}, // Alternate name for Nether
{ dimEnd, "End"},
{ dimEnd, "Sky"}, // Old name for End
} ;
for (size_t i = 0; i < ARRAYCOUNT(DimensionMap); i++)
{
if (NoCaseCompare(DimensionMap[i].m_String, a_DimensionString) == 0)
{
return DimensionMap[i].m_Dimension;
}
} // for i - DimensionMap[]
// Not found
LOGWARNING("Unknown dimension: \"%s\". Setting to Overworld", a_DimensionString.c_str());
return dimOverworld;
}
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AString DimensionToString(eDimension a_Dimension)
{
// Decode using a built-in map:
static struct
{
eDimension m_Dimension;
const char * m_String;
} DimensionMap[] =
{
{ dimOverworld, "Overworld" },
{ dimNether, "Nether" },
{ dimEnd, "End" },
};
for (size_t i = 0; i < ARRAYCOUNT(DimensionMap); i++)
{
if (DimensionMap[i].m_Dimension == a_Dimension)
{
return DimensionMap[i].m_String;
}
} // for i - DimensionMap[]
// Not found
LOGWARNING("Unknown dimension: \"%i\". Setting to Overworld", (int)a_Dimension);
return "Overworld";
}
/// Translates damage type constant to a string representation (built-in).
AString DamageTypeToString(eDamageType a_DamageType)
{
// Make sure to keep this alpha-sorted.
switch (a_DamageType)
{
case dtAdmin: return "dtAdmin";
case dtAttack: return "dtAttack";
case dtCactusContact: return "dtCactusContact";
case dtDrowning: return "dtDrowning";
case dtEnderPearl: return "dtEnderPearl";
case dtFalling: return "dtFalling";
case dtFireContact: return "dtFireContact";
case dtInVoid: return "dtInVoid";
case dtLavaContact: return "dtLavaContact";
case dtLightning: return "dtLightning";
case dtOnFire: return "dtOnFire";
case dtPoisoning: return "dtPoisoning";
case dtWithering: return "dtWithering";
case dtPotionOfHarming: return "dtPotionOfHarming";
case dtRangedAttack: return "dtRangedAttack";
case dtStarving: return "dtStarving";
case dtSuffocating: return "dtSuffocation";
case dtExplosion: return "dtExplosion";
}
// Unknown damage type:
ASSERT(!"Unknown DamageType");
return Printf("dtUnknown_%d", (int)a_DamageType);
}
/// Translates a damage type string to damage type. Takes either a number or a damage type alias (built-in). Returns -1 on failure
eDamageType StringToDamageType(const AString & a_DamageTypeString)
{
// First try decoding as a number:
int res = atoi(a_DamageTypeString.c_str());
if ((res != 0) || (a_DamageTypeString == "0"))
{
// It was a valid number
return (eDamageType)res;
}
// Decode using a built-in map:
static struct
{
eDamageType m_DamageType;
const char * m_String;
} DamageTypeMap [] =
{
// Cannonical names:
{ dtAttack, "dtAttack"},
{ dtRangedAttack, "dtRangedAttack"},
{ dtLightning, "dtLightning"},
{ dtFalling, "dtFalling"},
{ dtDrowning, "dtDrowning"},
{ dtSuffocating, "dtSuffocation"},
{ dtStarving, "dtStarving"},
{ dtCactusContact, "dtCactusContact"},
{ dtLavaContact, "dtLavaContact"},
{ dtPoisoning, "dtPoisoning"},
{ dtWithering, "dtWithering"},
{ dtOnFire, "dtOnFire"},
{ dtFireContact, "dtFireContact"},
{ dtInVoid, "dtInVoid"},
{ dtPotionOfHarming, "dtPotionOfHarming"},
{ dtAdmin, "dtAdmin"},
{ dtExplosion, "dtExplosion"},
// Common synonyms:
{ dtAttack, "dtPawnAttack"},
{ dtAttack, "dtEntityAttack"},
{ dtAttack, "dtMob"},
{ dtAttack, "dtMobAttack"},
{ dtRangedAttack, "dtArrowAttack"},
{ dtRangedAttack, "dtArrow"},
{ dtRangedAttack, "dtProjectile"},
{ dtFalling, "dtFall"},
{ dtDrowning, "dtDrown"},
{ dtSuffocating, "dtSuffocation"},
{ dtStarving, "dtStarvation"},
{ dtStarving, "dtHunger"},
{ dtCactusContact, "dtCactus"},
{ dtCactusContact, "dtCactuses"},
{ dtCactusContact, "dtCacti"},
{ dtLavaContact, "dtLava"},
{ dtPoisoning, "dtPoison"},
{ dtWithering, "dtWither"},
{ dtOnFire, "dtBurning"},
{ dtFireContact, "dtInFire"},
{ dtAdmin, "dtPlugin"},
} ;
for (size_t i = 0; i < ARRAYCOUNT(DamageTypeMap); i++)
{
if (NoCaseCompare(DamageTypeMap[i].m_String, a_DamageTypeString) == 0)
{
return DamageTypeMap[i].m_DamageType;
}
} // for i - DamageTypeMap[]
// Not found:
return (eDamageType)-1;
}
cItem GetIniItemSet(cIniFile & a_IniFile, const char * a_Section, const char * a_Key, const char * a_Default)
{
AString ItemStr = a_IniFile.GetValueSet(a_Section, a_Key, a_Default);
cItem res;
if (!StringToItem(ItemStr, res))
{
res.Empty();
}
return res;
}