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Merge pull request #1762 from mc-server/LuaStringCompress

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Lua string compress
This commit is contained in:
Mattes D 2015-02-25 10:18:39 +01:00
commit 81c49a0246
2 changed files with 172 additions and 0 deletions
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21
MCServer/Plugins/APIDump/APIDesc.lua
View File

@ -2254,6 +2254,27 @@ end
ShouldAuthenticate = { Params = "", Return = "bool", Notes = "Returns true iff the server is set to authenticate players (\"online mode\")." },
},
}, -- cServer
cStringCompression =
{
Desc = [[
Provides functions to compress or decompress string
<p>
All functions in this class are static, so they should be called in the dot convention:
<pre class="prettyprint lang-lua">
local CompressedString = cStringCompression.CompressStringGZIP("DataToCompress")
</pre>
]],
Functions =
{
CompressStringGZIP = {Params = "string", Return = "string", Notes = "Compress a string using GZIP"},
CompressStringZLIB = {Params = "string, factor", Return = "string", Notes = "Compresses a string using ZLIB. Factor 0 is no compression and factor 9 is maximum compression"},
InflateString = {Params = "string", Return = "string", Notes = "Uncompresses a string using Inflate"},
UncompressStringGZIP = {Params = "string", Return = "string", Notes = "Uncompress a string using GZIP"},
UncompressStringZLIB = {Params = "string, uncompressed length", Return = "string", Notes = "Uncompresses a string using ZLIB"},
},
},
cTeam =
{

151
src/Bindings/ManualBindings.cpp
View File

@ -31,6 +31,7 @@
#include "../LineBlockTracer.h"
#include "../WorldStorage/SchematicFileSerializer.h"
#include "../CompositeChat.h"
#include "../StringCompression.h"
@ -110,6 +111,146 @@ static int tolua_Clamp(lua_State * tolua_S)
static int tolua_CompressStringZLIB(lua_State * tolua_S)
{
cLuaState S(tolua_S);
if (
!S.CheckParamString(1) ||
(
!S.CheckParamNumber(2) &&
!S.CheckParamEnd(2)
)
)
{
cLuaState::LogStackTrace(tolua_S);
return 0;
}
// Get the params:
AString ToCompress;
int CompressionLevel = 5;
S.GetStackValues(1, ToCompress, CompressionLevel);
// Compress the string:
AString res;
CompressString(ToCompress.data(), ToCompress.size(), res, CompressionLevel);
S.Push(res);
return 1;
}
static int tolua_UncompressStringZLIB(lua_State * tolua_S)
{
cLuaState S(tolua_S);
if (
!S.CheckParamString(1) ||
!S.CheckParamNumber(2)
)
{
cLuaState::LogStackTrace(tolua_S);
return 0;
}
// Get the params:
AString ToUncompress;
int UncompressedSize;
S.GetStackValues(1, ToUncompress, UncompressedSize);
// Compress the string:
AString res;
UncompressString(ToUncompress.data(), ToUncompress.size(), res, UncompressedSize);
S.Push(res);
return 1;
}
static int tolua_CompressStringGZIP(lua_State * tolua_S)
{
cLuaState S(tolua_S);
if (
!S.CheckParamString(1) ||
!S.CheckParamEnd(2)
)
{
cLuaState::LogStackTrace(tolua_S);
return 0;
}
// Get the params:
AString ToCompress;
S.GetStackValues(1, ToCompress);
// Compress the string:
AString res;
CompressStringGZIP(ToCompress.data(), ToCompress.size(), res);
S.Push(res);
return 1;
}
static int tolua_UncompressStringGZIP(lua_State * tolua_S)
{
cLuaState S(tolua_S);
if (
!S.CheckParamString(1) ||
!S.CheckParamEnd(2)
)
{
cLuaState::LogStackTrace(tolua_S);
return 0;
}
// Get the params:
AString ToUncompress;
S.GetStackValues(1, ToUncompress);
// Compress the string:
AString res;
UncompressStringGZIP(ToUncompress.data(), ToUncompress.size(), res);
S.Push(res);
return 1;
}
static int tolua_InflateString(lua_State * tolua_S)
{
cLuaState S(tolua_S);
if (
!S.CheckParamString(1) ||
!S.CheckParamEnd(2)
)
{
cLuaState::LogStackTrace(tolua_S);
return 0;
}
// Get the params:
AString ToUncompress;
S.GetStackValues(1, ToUncompress);
// Compress the string:
AString res;
InflateString(ToUncompress.data(), ToUncompress.size(), res);
S.Push(res);
return 1;
}
static int tolua_StringSplit(lua_State * tolua_S)
{
cLuaState LuaState(tolua_S);
@ -3516,6 +3657,8 @@ void ManualBindings::Bind(lua_State * tolua_S)
// Create the new classes:
tolua_usertype(tolua_S, "cCryptoHash");
tolua_cclass(tolua_S, "cCryptoHash", "cCryptoHash", "", nullptr);
tolua_usertype(tolua_S, "cStringCompression");
tolua_cclass(tolua_S, "cStringCompression", "cStringCompression", "", nullptr);
// Globals:
tolua_function(tolua_S, "Clamp", tolua_Clamp);
@ -3692,6 +3835,14 @@ void ManualBindings::Bind(lua_State * tolua_S)
tolua_function(tolua_S, "sha1HexString", tolua_sha1HexString);
tolua_endmodule(tolua_S);
tolua_beginmodule(tolua_S, "cStringCompression");
tolua_function(tolua_S, "CompressStringZLIB", tolua_CompressStringZLIB);
tolua_function(tolua_S, "UncompressStringZLIB", tolua_UncompressStringZLIB);
tolua_function(tolua_S, "CompressStringGZIP", tolua_CompressStringGZIP);
tolua_function(tolua_S, "UncompressStringGZIP", tolua_UncompressStringGZIP);
tolua_function(tolua_S, "InflateString", tolua_InflateString);
tolua_endmodule(tolua_S);
BindRankManager(tolua_S);
BindNetwork(tolua_S);