aboutsummaryrefslogtreecommitdiff
path: root/src/content_nodemeta.cpp
blob: 07400b074204e83edc5e23e6ebcf2b09c5d700c6 (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
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
/*
Minetest-c55
Copyright (C) 2010-2012 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 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, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#include "content_nodemeta.h"
#include "inventory.h"
#include "log.h"
#include "utility.h"
#include <sstream>

#define NODEMETA_GENERIC 1
#define NODEMETA_SIGN 14
#define NODEMETA_CHEST 15
#define NODEMETA_FURNACE 16
#define NODEMETA_LOCKABLE_CHEST 17

// Returns true if node timer must be set
static bool content_nodemeta_deserialize_legacy_body(
		std::istream &is, s16 id, NodeMetadata *meta)
{
	meta->clear();

	if(id == NODEMETA_GENERIC) // GenericNodeMetadata (0.4-dev)
	{
		meta->getInventory()->deSerialize(is);
		deSerializeLongString(is);  // m_text
		deSerializeString(is);  // m_owner

		meta->setString("infotext",deSerializeString(is));
		meta->setString("formspec",deSerializeString(is));
		readU8(is);  // m_allow_text_input
		readU8(is);  // m_allow_removal
		readU8(is);  // m_enforce_owner

		int num_vars = readU32(is);
		for(int i=0; i<num_vars; i++){
			std::string name = deSerializeString(is);
			std::string var = deSerializeLongString(is);
			meta->setString(name, var);
		}
		return false;
	}
	else if(id == NODEMETA_SIGN) // SignNodeMetadata
	{
		meta->setString("text", deSerializeString(is));
		//meta->setString("infotext","\"${text}\"");
		meta->setString("infotext",
				std::string("\"") + meta->getString("text") + "\"");
		meta->setString("formspec","hack:sign_text_input");
		return false;
	}
	else if(id == NODEMETA_CHEST) // ChestNodeMetadata
	{
		meta->getInventory()->deSerialize(is);

		// Rename inventory list "0" to "main"
		Inventory *inv = meta->getInventory();
		if(!inv->getList("main") && inv->getList("0")){
			inv->getList("0")->setName("main");
		}
		assert(inv->getList("main") && !inv->getList("0"));
		
		meta->setString("formspec","invsize[8,9;]"
				"list[current_name;main;0,0;8,4;]"
				"list[current_player;main;0,5;8,4;]");
		return false;
	}
	else if(id == NODEMETA_LOCKABLE_CHEST) // LockingChestNodeMetadata
	{
		meta->setString("owner", deSerializeString(is));
		meta->getInventory()->deSerialize(is);

		// Rename inventory list "0" to "main"
		Inventory *inv = meta->getInventory();
		if(!inv->getList("main") && inv->getList("0")){
			inv->getList("0")->setName("main");
		}
		assert(inv->getList("main") && !inv->getList("0"));
		
		meta->setString("formspec","invsize[8,9;]"
				"list[current_name;main;0,0;8,4;]"
				"list[current_player;main;0,5;8,4;]");
		return false;
	}
	else if(id == NODEMETA_FURNACE) // FurnaceNodeMetadata
	{
		meta->getInventory()->deSerialize(is);
		int temp = 0;
		is>>temp;
		meta->setString("fuel_totaltime", ftos((float)temp/10));
		temp = 0;
		is>>temp;
		meta->setString("fuel_time", ftos((float)temp/10));
		temp = 0;
		is>>temp;
		//meta->setString("src_totaltime", ftos((float)temp/10));
		temp = 0;
		is>>temp;
		meta->setString("src_time", ftos((float)temp/10));

		meta->setString("formspec","invsize[8,9;]"
			"list[current_name;fuel;2,3;1,1;]"
			"list[current_name;src;2,1;1,1;]"
			"list[current_name;dst;5,1;2,2;]"
			"list[current_player;main;0,5;8,4;]");
		return true;
	}
	else
	{
		throw SerializationError("Unknown legacy node metadata");
	}
}

static bool content_nodemeta_deserialize_legacy_meta(
		std::istream &is, NodeMetadata *meta)
{
	// Read id
	s16 id = readS16(is);

	// Read data
	std::string data = deSerializeString(is);
	std::istringstream tmp_is(data, std::ios::binary);
	return content_nodemeta_deserialize_legacy_body(tmp_is, id, meta);
}

void content_nodemeta_deserialize_legacy(std::istream &is,
		NodeMetadataList *meta, NodeTimerList *timers,
		IGameDef *gamedef)
{
	meta->clear();
	timers->clear();

	u16 version = readU16(is);

	if(version > 1)
	{
		infostream<<__FUNCTION_NAME<<": version "<<version<<" not supported"
				<<std::endl;
		throw SerializationError(__FUNCTION_NAME);
	}

	u16 count = readU16(is);

	for(u16 i=0; i<count; i++)
	{
		u16 p16 = readU16(is);

		v3s16 p(0,0,0);
		p.Z += p16 / MAP_BLOCKSIZE / MAP_BLOCKSIZE;
		p16 -= p.Z * MAP_BLOCKSIZE * MAP_BLOCKSIZE;
		p.Y += p16 / MAP_BLOCKSIZE;
		p16 -= p.Y * MAP_BLOCKSIZE;
		p.X += p16;

		if(meta->get(p) != NULL)
		{
			infostream<<"WARNING: "<<__FUNCTION_NAME<<": "
					<<"already set data at position"
					<<"("<<p.X<<","<<p.Y<<","<<p.Z<<"): Ignoring."
					<<std::endl;
			continue;
		}

		NodeMetadata *data = new NodeMetadata(gamedef);
		bool need_timer = content_nodemeta_deserialize_legacy_meta(is, data);
		meta->set(p, data);

		if(need_timer)
			timers->set(p, NodeTimer(1., 0.));
	}
}

void content_nodemeta_serialize_legacy(std::ostream &os, NodeMetadataList *meta)
{
	// Sorry, I was too lazy to implement this. --kahrl
	writeU16(os, 1); // version
	writeU16(os, 0); // count
}

// END