summaryrefslogtreecommitdiff
path: root/src/fs/virtfstools.cpp
blob: 39f1ed4130ac2f3b7736a3ac139eaf7147e2b5be (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
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
/*
 *  The ManaPlus Client
 *  Copyright (C) 2013-2017  The ManaPlus Developers
 *
 *  This file is part of The ManaPlus Client.
 *
 *  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
 *  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 "fs/virtfstools.h"

#include "logger.h"

#include "fs/paths.h"
#include "fs/virtfs.h"
#include "fs/virtfsdir.h"
#include "fs/virtfsphys.h"
#include "fs/virtlist.h"

#include "utils/stringutils.h"

#include <algorithm>
#include <sstream>

#include "debug.h"

namespace VirtFs
{
    void *loadFile(const std::string &restrict fileName,
                   int &restrict fileSize)
    {
        // Attempt to open the specified file using PhysicsFS
        VirtFile *restrict const file = VirtFs::openRead(fileName);

        if (!file)
        {
            logger->log("Warning: Failed to load %s: %s",
                fileName.c_str(),
                VirtFs::getLastError());
            return nullptr;
        }

        logger->log("Loaded %s/%s",
            VirtFs::getRealDir(fileName).c_str(),
            fileName.c_str());

        fileSize = CAST_S32(VirtFs::fileLength(file));
        // Allocate memory and load the file
        void *restrict const buffer = calloc(fileSize, 1);
        VirtFs::read(file, buffer, 1, fileSize);
        VirtFs::close(file);

        return buffer;
    }

    void searchAndAddArchives(const std::string &restrict path,
                              const std::string &restrict ext,
                              const Append append)
    {
        VirtList *const list = VirtFs::enumerateFiles(path);
        FOR_EACH (StringVectCIter, i, list->names)
        {
            const std::string str = *i;
            const size_t len = str.size();

            if (len > ext.length() &&
                !ext.compare(str.substr(len - ext.length())))
            {
                const std::string file = path + str;
                const std::string realPath = VirtFs::getRealDir(file);
                VirtFs::addZipToSearchPath(std::string(realPath).append(
                    dirSeparator).append(file), append);
            }
        }
        VirtFs::freeList(list);
    }

    void searchAndRemoveArchives(const std::string &restrict path,
                                 const std::string &restrict ext)
    {
        VirtList *const list = VirtFs::enumerateFiles(path);
        FOR_EACH (StringVectCIter, i, list->names)
        {
            const std::string str = *i;
            const size_t len = str.size();
            if (len > ext.length() &&
                !ext.compare(str.substr(len - ext.length())))
            {
                const std::string file = path + str;
                const std::string realPath = VirtFs::getRealDir(file);
                VirtFs::removeZipFromSearchPath(std::string(
                    realPath).append(
                    dirSeparator).append(
                    file));
            }
        }
        VirtFs::freeList(list);
    }

    void getFilesWithDir(const std::string &path,
                         StringVect &list)
    {
        VirtList *const fonts = VirtFs::enumerateFiles(path);
        FOR_EACH (StringVectCIter, i, fonts->names)
        {
            if (!VirtFs::isDirectory(path + *i))
                list.push_back(path + *i);
        }
        VirtFs::freeList(fonts);
    }

    void getFilesInDir(const std::string &dir,
                       StringVect &list,
                       const std::string &ext)
    {
        const std::string path = dir + "/";
        StringVect tempList;
        VirtFs::getFilesWithDir(path, tempList);
        FOR_EACH (StringVectCIter, it, tempList)
        {
            const std::string &str = *it;
            if (findLast(str, ext))
                list.push_back(str);
        }
        std::sort(list.begin(), list.end());
    }

    void getFiles(const std::string &path,
                  StringVect &list)
    {
        VirtList *const fonts = VirtFs::enumerateFiles(path);
        FOR_EACH (StringVectCIter, i, fonts->names)
        {
            if (!VirtFs::isDirectory(path + dirSeparator + *i))
                list.push_back(*i);
        }
        VirtFs::freeList(fonts);
    }

    void getDirs(const std::string &path, StringVect &list)
    {
        VirtList *const fonts = VirtFs::enumerateFiles(path);
        FOR_EACH (StringVectCIter, i, fonts->names)
        {
            if (VirtFs::isDirectory(path + dirSeparator + *i))
                list.push_back(*i);
        }
        VirtFs::freeList(fonts);
    }

    std::string getPath(const std::string &file)
    {
        // get the real path to the file
        const std::string tmp = VirtFs::getRealDir(file);
        std::string path;

        // if the file is not in the search path, then its empty
        if (!tmp.empty())
        {
            path = std::string(tmp).append(dirSeparator).append(file);
#if defined __native_client__
            std::string dataZip = "/http/data.zip/";
            if (path.substr(0, dataZip.length()) == dataZip)
                path = path.replace(0, dataZip.length(), "/http/data/");
#endif  // defined __native_client__
        }
        else
        {
            // if not found in search path return the default path
            path = getPackageDir().append(dirSeparator).append(file);
        }

        return path;
    }

    std::string loadTextFileString(const std::string &fileName)
    {
        int contentsLength;
        char *fileContents = static_cast<char*>(
            VirtFs::loadFile(fileName, contentsLength));

        if (!fileContents)
        {
            logger->log("Couldn't load text file: %s", fileName.c_str());
            return std::string();
        }
        const std::string str = std::string(fileContents, contentsLength);
        free(fileContents);
        return str;
    }

    bool loadTextFile(const std::string &fileName,
                      StringVect &lines)
    {
        int contentsLength;
        char *fileContents = static_cast<char*>(
            VirtFs::loadFile(fileName, contentsLength));

        if (!fileContents)
        {
            logger->log("Couldn't load text file: %s", fileName.c_str());
            return false;
        }

        std::istringstream iss(std::string(fileContents, contentsLength));
        std::string line;

        while (getline(iss, line))
            lines.push_back(line);

        free(fileContents);
        return true;
    }
}  // namespace VirtFs

#ifdef USE_PHYSFS
// +++ temporary add it here
namespace VirtFsPhys
{
    void getFiles(const std::string &path,
                  StringVect &list)
    {
        VirtList *const fonts = VirtFsPhys::enumerateFiles(path);
        FOR_EACH (StringVectCIter, i, fonts->names)
        {
            if (!VirtFsPhys::isDirectory(path + dirSeparator + *i))
                list.push_back(*i);
        }
        VirtFsPhys::freeList(fonts);
    }
}  // namespace VirtFs
#else  // USE_PHYSFS
// +++ temporary add it here
namespace VirtFsDir
{
    void getFiles(const std::string &path,
                  StringVect &list)
    {
        VirtList *const fonts = VirtFsDir::enumerateFiles(path);
        FOR_EACH (StringVectCIter, i, fonts->names)
        {
            if (!VirtFsDir::isDirectory(path + dirSeparator + *i))
                list.push_back(*i);
        }
        VirtFsDir::freeList(fonts);
    }
}  // namespace VirtFs
#endif  // USE_PHYSFS