summaryrefslogtreecommitdiff
path: root/src/game-server/mapmanager.cpp
blob: 562abb0d07b7f868277b48dda9f2bf2e39acc18a (plain) (blame)
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
/*
 *  The Mana Server
 *  Copyright (C) 2004-2010  The Mana World Development Team
 *
 *  This file is part of The Mana Server.
 *
 *  The Mana Server 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
 *  any later version.
 *
 *  The Mana Server 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 The Mana Server.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "game-server/mapmanager.hpp"

#include "common/resourcemanager.hpp"
#include "game-server/map.hpp"
#include "game-server/mapcomposite.hpp"
#include "game-server/mapreader.hpp"
#include "utils/logger.h"
#include "utils/xml.hpp"

#include <cassert>

/**
 * List of all the game maps, be they present or not on this server.
 */
static MapManager::Maps maps;

const MapManager::Maps &MapManager::getMaps()
{
    return maps;
}

unsigned int MapManager::initialize(const std::string &mapReferenceFile)
{
    // Indicates the number of maps loaded successfully
    unsigned int loadedMaps = 0;

    int size;
    // Note: The file is checked for UTF-8 BOM.
    char *data = ResourceManager::loadFile(mapReferenceFile, size, true);

    std::string absPathFile = ResourceManager::resolve(mapReferenceFile);

    if (!data) {
        LOG_ERROR("Map Manager: Could not find " << mapReferenceFile << "!");
        free(data);
        return loadedMaps;
    }

    xmlDocPtr doc = xmlParseMemory(data, size);
    free(data);

    if (!doc)
    {
        LOG_ERROR("Map Manager: Error while parsing map database ("
                  << absPathFile << ")!");
        return loadedMaps;
    }

    xmlNodePtr node = xmlDocGetRootElement(doc);
    if (!node || !xmlStrEqual(node->name, BAD_CAST "maps"))
    {
        LOG_ERROR("Map Manager: " << absPathFile
                  << " is not a valid database file!");
        xmlFreeDoc(doc);
        return loadedMaps;
    }

    LOG_INFO("Loading map reference: " << absPathFile);
    for (node = node->xmlChildrenNode; node != NULL; node = node->next)
    {
        if (!xmlStrEqual(node->name, BAD_CAST "map")) {
            continue;
        }

        int id = XML::getProperty(node, "id", 0);
        std::string name = XML::getProperty(node, "name", std::string());
        std::string file = "maps/";
        bool mapFileExists = false;
        // Test id and map name
        if (id != 0 && !name.empty())
        {
            // Testing if the file is actually in the maps folder
            file += name + ".tmx";
            if (!ResourceManager::exists(file))
            {
                file += ".gz";
                if (ResourceManager::exists(file))
                {
                    mapFileExists = true;
                }
            }
            else
            {
                mapFileExists = true;
            }

            if (mapFileExists)
            {
                maps[id] = new MapComposite(id, name);
                loadedMaps++;
            }
        }
    }

    xmlFreeDoc(doc);
    if (loadedMaps > 0)
      LOG_INFO(loadedMaps << " valid map file references were loaded.");
    return loadedMaps;
}

void MapManager::deinitialize()
{
    for (Maps::iterator i = maps.begin(), i_end = maps.end(); i != i_end; ++i)
    {
        delete i->second;
    }
    maps.clear();
}

MapComposite *MapManager::getMap(int mapId)
{
    Maps::iterator i = maps.find(mapId);
    return (i != maps.end()) ? i->second : NULL;
}

MapComposite *MapManager::getMap(const std::string &mapName)
{
   Maps::iterator i;
   for (i = maps.begin(); i != maps.end(); ++i)
   {
      if (i->second->getName() == mapName)
          return i->second;
   }
   return NULL;
}

bool MapManager::raiseActive(int mapId)
{
    Maps::iterator i = maps.find(mapId);
    assert(i != maps.end());
    MapComposite *composite = i->second;
    if (composite->isActive())
    {
        return true;
    }

    std::string file = "maps/" + composite->getName() + ".tmx";
    if (!ResourceManager::exists(file))
    {
        file += ".gz";
    }
    if (MapReader::readMap(file, composite))
    {
        LOG_INFO("Activated map \"" << file << "\" (id " << mapId << ")");
        return true;
    }
    else
    {
        LOG_WARN("Couldn't activate invalid map \"" << file << "\" (id " <<
                 mapId << ")");
        return false;
    }
}