src/gui/lua: Add lua_filehelpers.cpp

Origin commit data
------------------
Commit: 295ca1f7c9
Author: Michael Liebmann <tuxcode.bbg@gmail.com>
Date: 2016-09-03 (Sat, 03 Sep 2016)

src/gui/lua/Makefile.am

@@ -32,6 +32,7 @@ libneutrino_gui_lua_a_SOURCES = \
 	lua_cc_window.cpp \
 	lua_configfile.cpp \
 	lua_curl.cpp \
+	lua_filehelpers.cpp \
 	lua_hintbox.cpp \
 	lua_menue.cpp \
 	lua_messagebox.cpp \

src/gui/lua/lua_filehelpers.cpp

@@ -0,0 +1,83 @@
+/*
+ * lua file helpers functions
+ *
+ * (C) 2016 M. Liebmann (micha-bbg)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <unistd.h>
+#include <math.h>
+
+#include <global.h>
+#include <system/debug.h>
+#include <system/helpers.h>
+#include <neutrino.h>
+
+#include "luainstance.h"
+#include "lua_filehelpers.h"
+
+CLuaInstFileHelpers* CLuaInstFileHelpers::getInstance()
+{
+	static CLuaInstFileHelpers* LuaInstFileHelpers = NULL;
+
+	if (!LuaInstFileHelpers)
+		LuaInstFileHelpers = new CLuaInstFileHelpers();
+	return LuaInstFileHelpers;
+}
+
+CLuaFileHelpers *CLuaInstFileHelpers::FileHelpersCheckData(lua_State *L, int n)
+{
+	return *(CLuaFileHelpers **) luaL_checkudata(L, n, LUA_FILEHELPER_CLASSNAME);
+}
+
+void CLuaInstFileHelpers::LuaFileHelpersRegister(lua_State *L)
+{
+	luaL_Reg meth[] = {
+		{ "new",      CLuaInstFileHelpers::FileHelpersNew },
+		{ "__gc",     CLuaInstFileHelpers::FileHelpersDelete },
+		{ NULL, NULL }
+	};
+
+	luaL_newmetatable(L, LUA_FILEHELPER_CLASSNAME);
+	luaL_setfuncs(L, meth, 0);
+	lua_pushvalue(L, -1);
+	lua_setfield(L, -1, "__index");
+	lua_setglobal(L, LUA_FILEHELPER_CLASSNAME);
+}
+
+int CLuaInstFileHelpers::FileHelpersNew(lua_State *L)
+{
+	CLuaFileHelpers **udata = (CLuaFileHelpers **) lua_newuserdata(L, sizeof(CLuaFileHelpers *));
+	*udata = new CLuaFileHelpers();
+	luaL_getmetatable(L, LUA_FILEHELPER_CLASSNAME);
+	lua_setmetatable(L, -2);
+	return 1;
+}
+
+
+
+
+
+int CLuaInstFileHelpers::FileHelpersDelete(lua_State *L)
+{
+	CLuaFileHelpers *D = FileHelpersCheckData(L, 1);
+	if (!D) return 0;
+	delete D;
+	return 0;
+}

src/gui/lua/lua_filehelpers.h

@@ -0,0 +1,45 @@
+/*
+ * lua file helpers functions
+ *
+ * (C) 2016 M. Liebmann (micha-bbg)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _LUAFILEHELPERS_H
+#define _LUAFILEHELPERS_H
+
+class CLuaFileHelpers
+{
+	public:
+		CLuaFileHelpers() {};
+		~CLuaFileHelpers() {};
+};
+
+class CLuaInstFileHelpers
+{
+	public:
+
+		CLuaInstFileHelpers() {};
+		~CLuaInstFileHelpers() {};
+		static CLuaInstFileHelpers* getInstance();
+		static void LuaFileHelpersRegister(lua_State *L);
+
+	private:
+		static CLuaFileHelpers *FileHelpersCheckData(lua_State *L, int n);
+		static int FileHelpersNew(lua_State *L);
+		static int FileHelpersDelete(lua_State *L);
+};
+
+#endif //_LUAFILEHELPERS_H

src/gui/lua/luainstance.cpp

@@ -44,6 +44,7 @@
 #include "lua_cc_window.h"
 #include "lua_configfile.h"
 #include "lua_curl.h"
+#include "lua_filehelpers.h"
 #include "lua_hintbox.h"
 #include "lua_menue.h"
 #include "lua_messagebox.h"
@@ -621,6 +622,7 @@ void LuaInstRegisterFunctions(lua_State *L, bool fromThreads/*=false*/)
 	CLuaInstCCWindow::getInstance()->CCWindowRegister(L);
 	CLuaInstConfigFile::getInstance()->LuaConfigFileRegister(L);
 	CLuaInstCurl::getInstance()->LuaCurlRegister(L);
+	CLuaInstFileHelpers::getInstance()->LuaFileHelpersRegister(L);
 	CLuaInstHintbox::getInstance()->HintboxRegister(L);
 	CLuaInstMenu::getInstance()->MenuRegister(L);
 	CLuaInstMessagebox::getInstance()->MessageboxRegister(L);

src/gui/lua/luainstance_helpers.h

@@ -2,7 +2,7 @@
  * lua instance helper functions
  *
  * (C) 2013 Stefan Seyfried (seife)
- * (C) 2014-2015 M. Liebmann (micha-bbg)
+ * (C) 2014-2016 M. Liebmann (micha-bbg)
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -30,6 +30,7 @@
 #define LUA_MISC_CLASSNAME  "misc"
 #define LUA_CURL_CLASSNAME  "curl"
 #define LUA_HEADER_CLASSNAME  "header"
+#define LUA_FILEHELPER_CLASSNAME  "filehelpers"
 
 #define LUA_WIKI "https://wiki.neutrino-hd.de/wiki"
 //#define LUA_WIKI "https://wiki.slknet.de/wiki"