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authorTycho <work.tycho+git@gmail.com>2014-01-19 16:38:59 +0100
committerTycho <work.tycho+git@gmail.com>2014-01-19 16:38:59 +0100
commite14ddff1c00919f1416bfa6da9568e2dff419559 (patch)
treee05c7c0e5219c165f0f9335726e00ebadab4440c /src/WorldStorage
parentMerge pull request #552 from worktycho/c++11 (diff)
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Diffstat (limited to '')
-rw-r--r--src/WorldStorage/EnchantmentSerializer.cpp87
-rw-r--r--src/WorldStorage/EnchantmentSerializer.h17
-rw-r--r--src/WorldStorage/NBTChunkSerializer.cpp3
-rw-r--r--src/WorldStorage/WSSAnvil.cpp3
4 files changed, 108 insertions, 2 deletions
diff --git a/src/WorldStorage/EnchantmentSerializer.cpp b/src/WorldStorage/EnchantmentSerializer.cpp
new file mode 100644
index 000000000..a481f1682
--- /dev/null
+++ b/src/WorldStorage/EnchantmentSerializer.cpp
@@ -0,0 +1,87 @@
+
+#include "Globals.h"
+
+#include "EnchantmentSerializer.h"
+#include "FastNBT.h"
+
+void cEnchantmentSerializer::WriteToNBTCompound(cEnchantments const& a_Enchantments, cFastNBTWriter & a_Writer, const AString & a_ListTagName)
+{
+ // Write the enchantments into the specified NBT writer
+ // begin with the LIST tag of the specified name ("ench" or "StoredEnchantments")
+
+ a_Writer.BeginList(a_ListTagName, TAG_Compound);
+ for (cEnchantments::cMap::const_iterator itr = a_Enchantments.m_Enchantments.begin(), end = a_Enchantments.m_Enchantments.end(); itr != end; ++itr)
+ {
+ a_Writer.BeginCompound("");
+ a_Writer.AddShort("id", itr->first);
+ a_Writer.AddShort("lvl", itr->second);
+ a_Writer.EndCompound();
+ } // for itr - m_Enchantments[]
+ a_Writer.EndList();
+}
+
+
+
+
+
+void cEnchantmentSerializer::ParseFromNBT(cEnchantments& a_Enchantments, 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;
+ }
+
+ a_Enchantments.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:
+ a_Enchantments.m_Enchantments[id] = lvl;
+ } // for tag - children of the ench list tag
+}
+
diff --git a/src/WorldStorage/EnchantmentSerializer.h b/src/WorldStorage/EnchantmentSerializer.h
new file mode 100644
index 000000000..d616b0f62
--- /dev/null
+++ b/src/WorldStorage/EnchantmentSerializer.h
@@ -0,0 +1,17 @@
+
+#pragma once
+
+#include "Enchantments.h"
+
+class cEnchantmentSerializer
+{
+
+public:
+
+ /// Writes the enchantments into the specified NBT writer; begins with the LIST tag of the specified name ("ench" or "StoredEnchantments")
+ static void WriteToNBTCompound(cEnchantments const& a_Enchantments, cFastNBTWriter & a_Writer, const AString & a_ListTagName);
+
+ /// Reads the enchantments from the specified NBT list tag (ench or StoredEnchantments)
+ static void ParseFromNBT(cEnchantments& a_Enchantments, const cParsedNBT & a_NBT, int a_EnchListTagIdx);
+
+};
diff --git a/src/WorldStorage/NBTChunkSerializer.cpp b/src/WorldStorage/NBTChunkSerializer.cpp
index e1205f2be..51e1a8d1b 100644
--- a/src/WorldStorage/NBTChunkSerializer.cpp
+++ b/src/WorldStorage/NBTChunkSerializer.cpp
@@ -4,6 +4,7 @@
#include "Globals.h"
#include "NBTChunkSerializer.h"
+#include "EnchantmentSerializer.h"
#include "../BlockID.h"
#include "../ItemGrid.h"
#include "../StringCompression.h"
@@ -91,7 +92,7 @@ void cNBTChunkSerializer::AddItem(const cItem & a_Item, int a_Slot, const AStrin
{
const char * TagName = (a_Item.m_ItemType == E_ITEM_BOOK) ? "StoredEnchantments" : "ench";
m_Writer.BeginCompound("tag");
- a_Item.m_Enchantments.WriteToNBTCompound(m_Writer, TagName);
+ cEnchantmentSerializer::WriteToNBTCompound(a_Item.m_Enchantments, m_Writer, TagName);
m_Writer.EndCompound();
}
diff --git a/src/WorldStorage/WSSAnvil.cpp b/src/WorldStorage/WSSAnvil.cpp
index 16513cd1b..702b809fb 100644
--- a/src/WorldStorage/WSSAnvil.cpp
+++ b/src/WorldStorage/WSSAnvil.cpp
@@ -7,6 +7,7 @@
#include "WSSAnvil.h"
#include "NBTChunkSerializer.h"
#include "FastNBT.h"
+#include "EnchantmentSerializer.h"
#include "zlib/zlib.h"
#include "../World.h"
#include "../BlockID.h"
@@ -639,7 +640,7 @@ bool cWSSAnvil::LoadItemFromNBT(cItem & a_Item, const cParsedNBT & a_NBT, int a_
int EnchTag = a_NBT.FindChildByName(TagTag, EnchName);
if (EnchTag > 0)
{
- a_Item.m_Enchantments.ParseFromNBT(a_NBT, EnchTag);
+ cEnchantmentSerializer::ParseFromNBT(a_Item.m_Enchantments, a_NBT, EnchTag);
}
return true;