aboutsummaryrefslogtreecommitdiff
path: root/src/script/cpp_api/s_base.h
blob: d490f7dfd9eaab141b34e1df56d91c0a44a91ad0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#ifndef S_BASE_H_
#define S_BASE_H_

#include <iostream>
#include <string>

extern "C" {
#include <lua.h>
}

#include "irrlichttypes.h"
#include "threading/mutex.h"
#include "threading/mutex_auto_lock.h"
#include "common/c_types.h"
#include "common/c_internal.h"

#define SCRIPTAPI_LOCK_DEBUG
#define SCRIPTAPI_DEBUG

// MUST be an invalid mod name so that mods can't
// use that name to bypass security!
#define BUILTIN_MOD_NAME "*builtin*"

#define PCALL_RES(RES) do {                 \
	int result_ = (RES);                    \
	if (result_ != 0) {                     \
		scriptError(result_, __FUNCTION__); \
	}                                       \
} while (0)

#define runCallbacks(nargs, mode) \
	runCallbacksRaw((nargs), (mode), __FUNCTION__)

#define setOriginFromTable(index) \
	setOriginFromTableRaw(index, __FUNCTION__)

class Server;
class Environment;
class GUIEngine;
class ServerActiveObject;

class ScriptApiBase {
public:
	ScriptApiBase();
	virtual ~ScriptApiBase();

	bool loadMod(const std::string &script_path, const std::string &mod_name,
		std::string *error=NULL);
	bool loadScript(const std::string &script_path, std::string *error=NULL);

	void runCallbacksRaw(int nargs,
		RunCallbacksMode mode, const char *fxn);

	/* object */
	void addObjectReference(ServerActiveObject *cobj);
	void removeObjectReference(ServerActiveObject *cobj);

	Server* getServer() { return m_server; }

	std::string getOrigin() { return m_last_run_mod; }
	void setOriginDirect(const char *origin);
	void setOriginFromTableRaw(int index, const char *fxn);

protected:
	friend class LuaABM;
	friend class InvRef;
	friend class ObjectRef;
	friend class NodeMetaRef;
	friend class ModApiBase;
	friend class ModApiEnvMod;
	friend class LuaVoxelManip;

	lua_State* getStack()
		{ return m_luastack; }

	void realityCheck();
	void scriptError(int result, const char *fxn);
	void stackDump(std::ostream &o);

	void setServer(Server* server) { m_server = server; }

	Environment* getEnv() { return m_environment; }
	void setEnv(Environment* env) { m_environment = env; }

	GUIEngine* getGuiEngine() { return m_guiengine; }
	void setGuiEngine(GUIEngine* guiengine) { m_guiengine = guiengine; }

	void objectrefGetOrCreate(lua_State *L, ServerActiveObject *cobj);
	void objectrefGet(lua_State *L, u16 id);

	Mutex           m_luastackmutex;
	std::string     m_last_run_mod;
	bool            m_secure;
#ifdef SCRIPTAPI_LOCK_DEBUG
	bool            m_locked;
#endif

private:
	lua_State*      m_luastack;

	Server*         m_server;
	Environment*    m_environment;
	GUIEngine*      m_guiengine;
};

#endif /* S_BASE_H_ */
span class="hl kwd">randrange(0,2) if i==0: return 0 return 254 # 3-dimensional vector (position) class v3: def __init__(self, x=0, y=0, z=0): self.X = x self.Y = y self.Z = z class NodeMeta: def __init__(self, type_id, data): self.type_id = type_id self.data = data class StaticObject: def __init__(self): self.type_id = 0 self.data = "" def ser_u16(i): return chr((i>>8)&0xff) + chr((i>>0)&0xff) def ser_u32(i): return (chr((i>>24)&0xff) + chr((i>>16)&0xff) + chr((i>>8)&0xff) + chr((i>>0)&0xff)) # A 16x16x16 chunk of map class MapBlock: def __init__(self): self.content = array.array('B') self.param1 = array.array('B') self.param2 = array.array('B') for i in range(16*16*16): # Initialize to air self.content.append(254) # Full light on sunlight, none when no sunlight self.param1.append(15) # No additional parameters self.param2.append(0) # key = v3 pos # value = NodeMeta self.nodemeta = {} # key = v3 pos # value = StaticObject self.static_objects = {} def set_content(self, v3, b): self.content[v3.Z*16*16+v3.Y*16+v3.X] = b def set_param1(self, v3, b): self.param1[v3.Z*16*16+v3.Y*16+v3.X] = b def set_param2(self, v3, b): self.param2[v3.Z*16*16+v3.Y*16+v3.X] = b # Get data for serialization. Returns a string. def serialize_data(self): s = "" for i in range(16*16*16): s += chr(self.content[i])