Exemple #1
0
void cEnchantments::ParseFromNBT(const cParsedNBT & a_NBT, int a_EnchListTagIdx)
{
	// Read the enchantments from the specified NBT list tag (ench or StoredEnchantments)

	// Verify that the tag is a list:
	if (a_NBT.GetType(a_EnchListTagIdx) != TAG_List)
	{
		LOGWARNING("%s: Invalid EnchListTag type: exp %d, got %d. Enchantments not parsed",
			__FUNCTION__, TAG_List, a_NBT.GetType(a_EnchListTagIdx)
		);
		ASSERT(!"Bad EnchListTag type");
		return;
	}
	
	// Verify that the list is of Compounds:
	if (a_NBT.GetChildrenType(a_EnchListTagIdx) != TAG_Compound)
	{
		LOGWARNING("%s: Invalid NBT list children type: exp %d, got %d. Enchantments not parsed",
			__FUNCTION__, TAG_Compound, a_NBT.GetChildrenType(a_EnchListTagIdx)
		);
		ASSERT(!"Bad EnchListTag children type");
		return;
	}
	
	Clear();
	
	// Iterate over all the compound children, parse an enchantment from each:
	for (int tag = a_NBT.GetFirstChild(a_EnchListTagIdx); tag >= 0; tag = a_NBT.GetNextSibling(tag))
	{
		// tag is the compound inside the "ench" list tag
		ASSERT(a_NBT.GetType(tag) == TAG_Compound);
		
		// Search for the id and lvl tags' values:
		int id = -1, lvl = -1;
		for (int ch = a_NBT.GetFirstChild(tag); ch >= 0; ch = a_NBT.GetNextSibling(ch))
		{
			if (a_NBT.GetType(ch) != TAG_Short)
			{
				continue;
			}
			if (a_NBT.GetName(ch) == "id")
			{
				id = a_NBT.GetShort(ch);
			}
			else if (a_NBT.GetName(ch) == "lvl")
			{
				lvl = a_NBT.GetShort(ch);
			}
		}  // for ch - children of the compound tag
		
		if ((id == -1) || (lvl <= 0))
		{
			// Failed to parse either the id or the lvl, skip this compound
			continue;
		}
		
		// Store the enchantment:
		m_Enchantments[id] = lvl;
	}  // for tag - children of the ench list tag
}
void cFireworkItem::ParseFromNBT(cFireworkItem & a_FireworkItem, const cParsedNBT & a_NBT, int a_TagIdx, const ENUM_ITEM_ID a_Type)
{
	if (a_TagIdx < 0)
	{
		return;
	}

	switch (a_Type)
	{
		case E_ITEM_FIREWORK_STAR:
		{
			for (int explosiontag = a_NBT.GetFirstChild(a_TagIdx); explosiontag >= 0; explosiontag = a_NBT.GetNextSibling(explosiontag))
			{
				eTagType TagType = a_NBT.GetType(explosiontag);
				if (TagType == TAG_Byte) // Custon name tag
				{
					AString ExplosionName = a_NBT.GetName(explosiontag);

					if (ExplosionName == "Flicker")
					{
						a_FireworkItem.m_HasFlicker = (a_NBT.GetByte(explosiontag) == 1);
					}
					else if (ExplosionName == "Trail")
					{
						a_FireworkItem.m_HasTrail = (a_NBT.GetByte(explosiontag) == 1);
					}
					else if (ExplosionName == "Type")
					{
						a_FireworkItem.m_Type = a_NBT.GetByte(explosiontag);
					}
				}
				else if (TagType == TAG_IntArray)
				{
					AString ExplosionName = a_NBT.GetName(explosiontag);

					if (ExplosionName == "Colors")
					{
						// Divide by four as data length returned in bytes
						int DataLength = a_NBT.GetDataLength(explosiontag);
						// round to the next highest multiple of four
						DataLength -= DataLength % 4; 
						if (DataLength == 0)
						{
							continue;
						}

						const char * ColourData = (a_NBT.GetData(explosiontag));
						for (int i = 0; i < DataLength; i += 4 /* Size of network int*/)
						{
							a_FireworkItem.m_Colours.push_back(GetBEInt(ColourData + i));
						}
					}
					else if (ExplosionName == "FadeColors")
					{
						int DataLength = a_NBT.GetDataLength(explosiontag) / 4;
						// round to the next highest multiple of four
						DataLength -= DataLength % 4; 
						if (DataLength == 0)
						{
							continue;
						}

						const char * FadeColourData = (a_NBT.GetData(explosiontag));
						for (int i = 0; i < DataLength; i += 4 /* Size of network int*/)
						{
							a_FireworkItem.m_FadeColours.push_back(GetBEInt(FadeColourData + i));
						}
					}
				}
			}
			break;
		}
		case E_ITEM_FIREWORK_ROCKET:
		{
			for (int fireworkstag = a_NBT.GetFirstChild(a_TagIdx); fireworkstag >= 0; fireworkstag = a_NBT.GetNextSibling(fireworkstag))
			{
				eTagType TagType = a_NBT.GetType(fireworkstag);
				if (TagType == TAG_Byte) // Custon name tag
				{
					if (a_NBT.GetName(fireworkstag) == "Flight")
					{
						a_FireworkItem.m_FlightTimeInTicks = a_NBT.GetByte(fireworkstag) * 20;
					}
				}
				else if ((TagType == TAG_List) && (a_NBT.GetName(fireworkstag) == "Explosions"))
				{
					int ExplosionsChild = a_NBT.GetFirstChild(fireworkstag);
					if ((a_NBT.GetType(ExplosionsChild) == TAG_Compound) && (a_NBT.GetName(ExplosionsChild).empty()))
					{
						ParseFromNBT(a_FireworkItem, a_NBT, ExplosionsChild, E_ITEM_FIREWORK_STAR);
					}
				}
			}
			break;
		}
		default: ASSERT(!"Unhandled firework item!"); break;
	}
}