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authorTiger Wang <ziwei.tiger@hotmail.co.uk>2014-03-10 19:36:55 +0100
committerTiger Wang <ziwei.tiger@hotmail.co.uk>2014-03-10 19:36:55 +0100
commitcc2d8052383d64ffe21e53a7ec401ed7ee345fcd (patch)
tree55571ea694182bf2c00f055a275be2df5ada703f /src/WorldStorage/SchematicFileSerializer.cpp
parentShrapnel now configurable (diff)
parentFixed #778 - stack overflow.com (diff)
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Diffstat (limited to 'src/WorldStorage/SchematicFileSerializer.cpp')
-rw-r--r--src/WorldStorage/SchematicFileSerializer.cpp133
1 files changed, 105 insertions, 28 deletions
diff --git a/src/WorldStorage/SchematicFileSerializer.cpp b/src/WorldStorage/SchematicFileSerializer.cpp
index 45fd967bd..b021aeb0c 100644
--- a/src/WorldStorage/SchematicFileSerializer.cpp
+++ b/src/WorldStorage/SchematicFileSerializer.cpp
@@ -1,10 +1,18 @@
+// SchematicFileSerializer.cpp
+
+// Implements the cSchematicFileSerializer class representing the interface to load and save cBlockArea to a .schematic file
+
#include "Globals.h"
#include "OSSupport/GZipFile.h"
#include "FastNBT.h"
-
#include "SchematicFileSerializer.h"
+#include "../StringCompression.h"
+
+
+
+
bool cSchematicFileSerializer::LoadFromSchematicFile(cBlockArea & a_BlockArea, const AString & a_FileName)
{
@@ -40,48 +48,51 @@ bool cSchematicFileSerializer::LoadFromSchematicFile(cBlockArea & a_BlockArea, c
-bool cSchematicFileSerializer::SaveToSchematicFile(cBlockArea & a_BlockArea, const AString & a_FileName)
+bool cSchematicFileSerializer::LoadFromSchematicString(cBlockArea & a_BlockArea, const AString & a_SchematicData)
{
- cFastNBTWriter Writer("Schematic");
- Writer.AddShort("Width", a_BlockArea.m_SizeX);
- Writer.AddShort("Height", a_BlockArea.m_SizeY);
- Writer.AddShort("Length", a_BlockArea.m_SizeZ);
- Writer.AddString("Materials", "Alpha");
- if (a_BlockArea.HasBlockTypes())
+ // Uncompress the data:
+ AString UngzippedData;
+ if (UncompressStringGZIP(a_SchematicData.data(), a_SchematicData.size(), UngzippedData) != Z_OK)
{
- Writer.AddByteArray("Blocks", (const char *)a_BlockArea.m_BlockTypes, a_BlockArea.GetBlockCount());
- }
- else
- {
- AString Dummy(a_BlockArea.GetBlockCount(), 0);
- Writer.AddByteArray("Blocks", Dummy.data(), Dummy.size());
+ LOG("%s: Cannot unGZip the schematic data.", __FUNCTION__);
+ return false;
}
- if (a_BlockArea.HasBlockMetas())
+
+ // Parse the NBT:
+ cParsedNBT NBT(UngzippedData.data(), UngzippedData.size());
+ if (!NBT.IsValid())
{
- Writer.AddByteArray("Data", (const char *)a_BlockArea.m_BlockMetas, a_BlockArea.GetBlockCount());
+ LOG("%s: Cannot parse the NBT in the schematic data.", __FUNCTION__);
+ return false;
}
- else
+
+ return LoadFromSchematicNBT(a_BlockArea, NBT);
+}
+
+
+
+
+
+bool cSchematicFileSerializer::SaveToSchematicFile(const cBlockArea & a_BlockArea, const AString & a_FileName)
+{
+ // Serialize into NBT data:
+ AString NBT = SaveToSchematicNBT(a_BlockArea);
+ if (NBT.empty())
{
- AString Dummy(a_BlockArea.GetBlockCount(), 0);
- Writer.AddByteArray("Data", Dummy.data(), Dummy.size());
+ LOG("%s: Cannot serialize the area into an NBT representation for file \"%s\".", __FUNCTION__, a_FileName.c_str());
+ return false;
}
- // TODO: Save entities and block entities
- Writer.BeginList("Entities", TAG_Compound);
- Writer.EndList();
- Writer.BeginList("TileEntities", TAG_Compound);
- Writer.EndList();
- Writer.Finish();
// Save to file
cGZipFile File;
if (!File.Open(a_FileName, cGZipFile::fmWrite))
{
- LOG("Cannot open file \"%s\" for writing.", a_FileName.c_str());
+ LOG("%s: Cannot open file \"%s\" for writing.", __FUNCTION__, a_FileName.c_str());
return false;
}
- if (!File.Write(Writer.GetResult()))
+ if (!File.Write(NBT))
{
- LOG("Cannot write data to file \"%s\".", a_FileName.c_str());
+ LOG("%s: Cannot write data to file \"%s\".", __FUNCTION__, a_FileName.c_str());
return false;
}
return true;
@@ -92,6 +103,30 @@ bool cSchematicFileSerializer::SaveToSchematicFile(cBlockArea & a_BlockArea, con
+bool cSchematicFileSerializer::SaveToSchematicString(const cBlockArea & a_BlockArea, AString & a_Out)
+{
+ // Serialize into NBT data:
+ AString NBT = SaveToSchematicNBT(a_BlockArea);
+ if (NBT.empty())
+ {
+ LOG("%s: Cannot serialize the area into an NBT representation.", __FUNCTION__);
+ return false;
+ }
+
+ // Gzip the data:
+ int res = CompressStringGZIP(NBT.data(), NBT.size(), a_Out);
+ if (res != Z_OK)
+ {
+ LOG("%s: Cannot Gzip the area data NBT representation: %d", __FUNCTION__, res);
+ return false;
+ }
+ return true;
+}
+
+
+
+
+
bool cSchematicFileSerializer::LoadFromSchematicNBT(cBlockArea & a_BlockArea, cParsedNBT & a_NBT)
{
int TMaterials = a_NBT.FindChildByName(a_NBT.GetRoot(), "Materials");
@@ -170,3 +205,45 @@ bool cSchematicFileSerializer::LoadFromSchematicNBT(cBlockArea & a_BlockArea, cP
}
+
+
+
+AString cSchematicFileSerializer::SaveToSchematicNBT(const cBlockArea & a_BlockArea)
+{
+ cFastNBTWriter Writer("Schematic");
+ Writer.AddShort("Width", a_BlockArea.m_SizeX);
+ Writer.AddShort("Height", a_BlockArea.m_SizeY);
+ Writer.AddShort("Length", a_BlockArea.m_SizeZ);
+ Writer.AddString("Materials", "Alpha");
+ if (a_BlockArea.HasBlockTypes())
+ {
+ Writer.AddByteArray("Blocks", (const char *)a_BlockArea.m_BlockTypes, a_BlockArea.GetBlockCount());
+ }
+ else
+ {
+ AString Dummy(a_BlockArea.GetBlockCount(), 0);
+ Writer.AddByteArray("Blocks", Dummy.data(), Dummy.size());
+ }
+ if (a_BlockArea.HasBlockMetas())
+ {
+ Writer.AddByteArray("Data", (const char *)a_BlockArea.m_BlockMetas, a_BlockArea.GetBlockCount());
+ }
+ else
+ {
+ AString Dummy(a_BlockArea.GetBlockCount(), 0);
+ Writer.AddByteArray("Data", Dummy.data(), Dummy.size());
+ }
+
+ // TODO: Save entities and block entities
+ Writer.BeginList("Entities", TAG_Compound);
+ Writer.EndList();
+ Writer.BeginList("TileEntities", TAG_Compound);
+ Writer.EndList();
+ Writer.Finish();
+
+ return Writer.GetResult();
+}
+
+
+
+