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/*
* The Mana World
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World 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 World 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 World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id$
*/
#include "resourcemanager.h"
#include "utils/logger.h"
#include <iostream>
#include <sstream>
#include <physfs.h>
#include <cassert>
#ifdef WIN32
#include <io.h>
#include <direct.h>
#else
#include <unistd.h>
#include <dirent.h>
#endif
#define TMW_DATADIR ""
ResourceManager *ResourceManager::instance = NULL;
ResourceManager::ResourceManager()
{
// Add zip files to PhysicsFS
searchAndAddZipFiles();
}
ResourceManager::~ResourceManager()
{
}
ResourceManager*
ResourceManager::getInstance()
{
// Create a new instance if necessary.
if (instance == NULL) instance = new ResourceManager();
return instance;
}
void
ResourceManager::deleteInstance()
{
if (instance != NULL) {
delete instance;
instance = NULL;
}
}
void
ResourceManager::searchAndAddZipFiles()
{
// Add the main data directory to our PhysicsFS search path
PHYSFS_addToSearchPath("data", 1);
PHYSFS_addToSearchPath(TMW_DATADIR "data", 1);
#ifdef _WIN32
// Define the path in which to search
std::string searchString = std::string("data/*.zip");
// Create our find file data structure
struct _finddata_t findFileInfo;
// Find the first zipped file
long handle =
static_cast<long>(::_findfirst(searchString.c_str(), &findFileInfo));
long file = handle;
// Loop until all files we're searching for are found
while (file >= 0) {
// Define the file path string
std::string filePath = std::string("data/") +
std::string(findFileInfo.name);
LOG_INFO("Adding to PhysicsFS: " << findFileInfo.name);
// Add the zip file to our PhysicsFS search path
PHYSFS_addToSearchPath(filePath.c_str(), 1);
// Find the next file
file = ::_findnext(handle, &findFileInfo);
}
// Shutdown findfile stuff
::_findclose(handle);
#else
// Retrieve the current path
char programPath[256];
getcwd(programPath, 256);
strncat(programPath, "/data", 256 - strlen(programPath) - 1);
// Create our directory structure
DIR *dir = opendir(programPath);
// Return if the directory is invalid
if (dir == NULL) {
return;
}
struct dirent *direntry;
while ((direntry = readdir(dir)) != NULL)
{
char *ext = strstr(direntry->d_name, ".zip");
if (ext != NULL && strcmp(ext, ".zip") == 0)
{
// Define the file path string
std::string filePath = std::string(programPath) +
std::string("/") + std::string(direntry->d_name);
LOG_INFO("Adding to PhysicsFS: " << filePath);
// Add the zip file to our PhysicsFS search path
PHYSFS_addToSearchPath(filePath.c_str(), 1);
}
}
closedir(dir);
#endif
}
void*
ResourceManager::loadFile(const std::string &fileName, int &fileSize)
{
// If the file doesn't exist indicate failure
if (!PHYSFS_exists(fileName.c_str())) {
LOG_WARN("Warning: " << fileName << " not found!");
return NULL;
}
// Attempt to open the specified file using PhysicsFS
PHYSFS_file* file = PHYSFS_openRead(fileName.c_str());
// If the handler is an invalid pointer indicate failure
if (file == NULL) {
LOG_WARN("Warning: " << fileName << " failed to load!");
return NULL;
}
// Get the size of the file
fileSize = PHYSFS_fileLength(file);
// Allocate memory and load the file
void *buffer = malloc(fileSize);
PHYSFS_read(file, buffer, 1, fileSize);
// Close the file and let the user deallocate the memory
PHYSFS_close(file);
return buffer;
}
std::vector<std::string>
ResourceManager::loadTextFile(const std::string &fileName)
{
int contentsLength;
char *fileContents = (char*)loadFile(fileName, contentsLength);
std::vector<std::string> lines;
if (!fileContents)
{
LOG_ERROR("Couldn't load text file: " << fileName);
return lines;
}
// Reallocate and include terminating 0 character
fileContents = (char*)realloc(fileContents, contentsLength + 1);
fileContents[contentsLength] = '\0';
// Tokenize and add each line separately
char *line = strtok(fileContents, "\n");
while (line != NULL)
{
lines.push_back(line);
line = strtok(NULL, "\n");
}
free(fileContents);
return lines;
}
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