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authormadmaxoft <github@xoft.cz>2014-03-07 09:17:13 +0100
committermadmaxoft <github@xoft.cz>2014-03-07 09:17:13 +0100
commit97d803e34f51470774a6bfc2232cae0b041a1aa0 (patch)
tree1fa49c29e0348c7f5496f8bb3fecd55e9147ee5e /src
parentMerge remote-tracking branch 'xdot/master' (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/Bindings/ManualBindings.cpp73
-rw-r--r--src/WorldStorage/SchematicFileSerializer.cpp134
-rw-r--r--src/WorldStorage/SchematicFileSerializer.h33
3 files changed, 202 insertions, 38 deletions
diff --git a/src/Bindings/ManualBindings.cpp b/src/Bindings/ManualBindings.cpp
index 9fbc2e842..f9d04ce90 100644
--- a/src/Bindings/ManualBindings.cpp
+++ b/src/Bindings/ManualBindings.cpp
@@ -2483,6 +2483,37 @@ static int tolua_cBlockArea_LoadFromSchematicFile(lua_State * tolua_S)
+static int tolua_cBlockArea_LoadFromSchematicString(lua_State * tolua_S)
+{
+ // function cBlockArea::LoadFromSchematicString
+ // Exported manually because function has been moved to SchematicFileSerilizer.cpp
+ cLuaState L(tolua_S);
+ if (
+ !L.CheckParamUserType(1, "cBlockArea") ||
+ !L.CheckParamString (2) ||
+ !L.CheckParamEnd (3)
+ )
+ {
+ return 0;
+ }
+ cBlockArea * self = (cBlockArea *)tolua_tousertype(tolua_S, 1, NULL);
+ if (self == NULL)
+ {
+ tolua_error(tolua_S, "invalid 'self' in function 'cBlockArea::LoadFromSchematicFile'", NULL);
+ return 0;
+ }
+
+ AString Data;
+ L.GetStackValue(2, Data);
+ bool res = cSchematicFileSerializer::LoadFromSchematicString(*self, Data);
+ tolua_pushboolean(tolua_S, res);
+ return 1;
+}
+
+
+
+
+
static int tolua_cBlockArea_SaveToSchematicFile(lua_State * tolua_S)
{
// function cBlockArea::SaveToSchematicFile
@@ -2512,6 +2543,34 @@ static int tolua_cBlockArea_SaveToSchematicFile(lua_State * tolua_S)
+static int tolua_cBlockArea_SaveToSchematicString(lua_State * tolua_S)
+{
+ // function cBlockArea::SaveToSchematicString
+ // Exported manually because function has been moved to SchematicFileSerilizer.cpp
+ cLuaState L(tolua_S);
+ if (
+ !L.CheckParamUserType(1, "cBlockArea") ||
+ !L.CheckParamEnd (2)
+ )
+ {
+ return 0;
+ }
+ cBlockArea * self = (cBlockArea *)tolua_tousertype(tolua_S, 1, NULL);
+ if (self == NULL)
+ {
+ tolua_error(tolua_S, "invalid 'self' in function 'cBlockArea::SaveToSchematicFile'", NULL);
+ return 0;
+ }
+
+ AString Data = cSchematicFileSerializer::SaveToSchematicString(*self);
+ L.Push(Data);
+ return 1;
+}
+
+
+
+
+
static int tolua_cCompositeChat_AddRunCommandPart(lua_State * tolua_S)
{
// function cCompositeChat:AddRunCommandPart(Message, Command, [Style])
@@ -2775,12 +2834,14 @@ void ManualBindings::Bind(lua_State * tolua_S)
tolua_endmodule(tolua_S);
tolua_beginmodule(tolua_S, "cBlockArea");
- tolua_function(tolua_S, "GetBlockTypeMeta", tolua_cBlockArea_GetBlockTypeMeta);
- tolua_function(tolua_S, "GetOrigin", tolua_cBlockArea_GetOrigin);
- tolua_function(tolua_S, "GetRelBlockTypeMeta", tolua_cBlockArea_GetRelBlockTypeMeta);
- tolua_function(tolua_S, "GetSize", tolua_cBlockArea_GetSize);
- tolua_function(tolua_S, "LoadFromSchematicFile", tolua_cBlockArea_LoadFromSchematicFile);
- tolua_function(tolua_S, "SaveToSchematicFile", tolua_cBlockArea_SaveToSchematicFile);
+ tolua_function(tolua_S, "GetBlockTypeMeta", tolua_cBlockArea_GetBlockTypeMeta);
+ tolua_function(tolua_S, "GetOrigin", tolua_cBlockArea_GetOrigin);
+ tolua_function(tolua_S, "GetRelBlockTypeMeta", tolua_cBlockArea_GetRelBlockTypeMeta);
+ tolua_function(tolua_S, "GetSize", tolua_cBlockArea_GetSize);
+ tolua_function(tolua_S, "LoadFromSchematicFile", tolua_cBlockArea_LoadFromSchematicFile);
+ tolua_function(tolua_S, "LoadFromSchematicString", tolua_cBlockArea_LoadFromSchematicString);
+ tolua_function(tolua_S, "SaveToSchematicFile", tolua_cBlockArea_SaveToSchematicFile);
+ tolua_function(tolua_S, "SaveToSchematicString", tolua_cBlockArea_SaveToSchematicString);
tolua_endmodule(tolua_S);
tolua_beginmodule(tolua_S, "cCompositeChat");
diff --git a/src/WorldStorage/SchematicFileSerializer.cpp b/src/WorldStorage/SchematicFileSerializer.cpp
index 45fd967bd..a6ae8d8e0 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 +103,31 @@ bool cSchematicFileSerializer::SaveToSchematicFile(cBlockArea & a_BlockArea, con
+AString cSchematicFileSerializer::SaveToSchematicString(const cBlockArea & a_BlockArea)
+{
+ // 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:
+ AString Compressed;
+ int res = CompressStringGZIP(NBT.data(), NBT.size(), Compressed);
+ if (res != Z_OK)
+ {
+ LOG("%s: Cannot Gzip the area data NBT representation: %d", __FUNCTION__, res);
+ return false;
+ }
+ return Compressed;
+}
+
+
+
+
+
bool cSchematicFileSerializer::LoadFromSchematicNBT(cBlockArea & a_BlockArea, cParsedNBT & a_NBT)
{
int TMaterials = a_NBT.FindChildByName(a_NBT.GetRoot(), "Materials");
@@ -170,3 +206,45 @@ 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();
+}
+
+
+
+
diff --git a/src/WorldStorage/SchematicFileSerializer.h b/src/WorldStorage/SchematicFileSerializer.h
index 9be2e5b57..f6ce1c16c 100644
--- a/src/WorldStorage/SchematicFileSerializer.h
+++ b/src/WorldStorage/SchematicFileSerializer.h
@@ -1,4 +1,12 @@
+// SchematicFileSerializer.h
+
+// Declares the cSchematicFileSerializer class representing the interface to load and save cBlockArea to a .schematic file
+
+
+
+
+
#pragma once
#include "../BlockArea.h"
@@ -13,17 +21,34 @@ class cParsedNBT;
+
class cSchematicFileSerializer
{
public:
- /// Loads an area from a .schematic file. Returns true if successful
+ /** Loads an area from a .schematic file. Returns true if successful. */
static bool LoadFromSchematicFile(cBlockArea & a_BlockArea, const AString & a_FileName);
- /// Saves the area into a .schematic file. Returns true if successful
- static bool SaveToSchematicFile(cBlockArea & a_BlockArea, const AString & a_FileName);
+ /** Loads an area from a string containing the .schematic file data. Returns true if successful. */
+ static bool LoadFromSchematicString(cBlockArea & a_BlockArea, const AString & a_SchematicData);
+
+ /** Saves the area into a .schematic file. Returns true if successful. */
+ static bool SaveToSchematicFile(const cBlockArea & a_BlockArea, const AString & a_FileName);
+
+ /** Saves the area into a string containing the .schematic file data.
+ Returns the data, or empty string if failed. */
+ static AString SaveToSchematicString(const cBlockArea & a_BlockArea);
private:
- /// Loads the area from a schematic file uncompressed and parsed into a NBT tree. Returns true if successful.
+ /** Loads the area from a schematic file uncompressed and parsed into a NBT tree.
+ Returns true if successful. */
static bool LoadFromSchematicNBT(cBlockArea & a_BlockArea, cParsedNBT & a_NBT);
+
+ /** Saves the area into a NBT representation and returns the NBT data as a string.
+ Returns an empty string if failed. */
+ static AString SaveToSchematicNBT(const cBlockArea & a_BlockArea);
};
+
+
+
+