mirror of
https://github.com/TerryCavanagh/VVVVVV.git
synced 2024-06-03 03:23:33 +02:00
98de61ef06
Instead use PHYSFS_getPrefDir which does the same than the manual concatenation done before. The organization name argument is required but is not used on macOS.
381 lines
9.0 KiB
C++
381 lines
9.0 KiB
C++
#include "FileSystemUtils.h"
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#include <vector>
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#include <string>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <SDL.h>
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#include <physfs.h>
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#if defined(_WIN32)
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#include <windows.h>
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#include <shlobj.h>
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#define mkdir(a, b) CreateDirectory(a, NULL)
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#define VNEEDS_MIGRATION (mkdirResult != 0)
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#elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD__)
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#include <sys/stat.h>
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#include <limits.h>
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#define VNEEDS_MIGRATION (mkdirResult == 0)
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/* These are needed for PLATFORM_* crap */
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#include <unistd.h>
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#include <dirent.h>
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#define MAX_PATH PATH_MAX
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#endif
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char saveDir[MAX_PATH];
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char levelDir[MAX_PATH];
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void PLATFORM_getOSDirectory(char* output);
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void PLATFORM_migrateSaveData(char* output);
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void PLATFORM_copyFile(const char *oldLocation, const char *newLocation);
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int FILESYSTEM_init(char *argvZero)
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{
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char output[MAX_PATH];
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int mkdirResult;
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PHYSFS_init(argvZero);
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/* Determine the OS user directory */
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PLATFORM_getOSDirectory(output);
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/* Create base user directory, mount */
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mkdirResult = mkdir(output, 0777);
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/* Mount our base user directory */
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PHYSFS_mount(output, NULL, 1);
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printf("Base directory: %s\n", output);
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/* Create save directory */
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strcpy(saveDir, output);
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strcat(saveDir, "saves");
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strcat(saveDir, PHYSFS_getDirSeparator());
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mkdir(saveDir, 0777);
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printf("Save directory: %s\n", saveDir);
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/* Create level directory */
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strcpy(levelDir, output);
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strcat(levelDir, "levels");
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strcat(levelDir, PHYSFS_getDirSeparator());
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mkdirResult |= mkdir(levelDir, 0777);
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printf("Level directory: %s\n", levelDir);
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/* We didn't exist until now, migrate files! */
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if (VNEEDS_MIGRATION)
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{
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PLATFORM_migrateSaveData(output);
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}
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/* Mount the stock content last */
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#ifdef _WIN32
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strcpy(output, PHYSFS_getBaseDir());
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strcat(output, "data.zip");
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#else
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strcpy(output, "data.zip");
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#endif
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if (!PHYSFS_mount(output, NULL, 1))
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{
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puts("Error: data.zip missing!");
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puts("You do not have data.zip!");
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puts("Grab it from your purchased copy of the game,");
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puts("or get it from the free Make and Play Edition.");
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SDL_ShowSimpleMessageBox(
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SDL_MESSAGEBOX_ERROR,
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"data.zip missing!",
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"You do not have data.zip!"
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"\n\nGrab it from your purchased copy of the game,"
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"\nor get it from the free Make and Play Edition.",
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NULL
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);
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return 0;
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}
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return 1;
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}
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void FILESYSTEM_deinit()
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{
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PHYSFS_deinit();
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}
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char *FILESYSTEM_getUserSaveDirectory()
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{
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return saveDir;
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}
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char *FILESYSTEM_getUserLevelDirectory()
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{
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return levelDir;
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}
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void FILESYSTEM_loadFileToMemory(const char *name, unsigned char **mem, size_t *len)
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{
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PHYSFS_File *handle = PHYSFS_openRead(name);
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if (handle == NULL)
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{
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return;
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}
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PHYSFS_uint32 length = PHYSFS_fileLength(handle);
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if (len != NULL)
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{
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*len = length;
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}
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*mem = (unsigned char*) malloc(length);
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PHYSFS_read(handle, *mem, 1, length);
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PHYSFS_close(handle);
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}
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void FILESYSTEM_freeMemory(unsigned char **mem)
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{
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free(*mem);
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*mem = NULL;
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}
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std::vector<std::string> FILESYSTEM_getLevelDirFileNames()
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{
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std::vector<std::string> list;
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char **fileList = PHYSFS_enumerateFiles("/levels");
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char **i;
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std::string builtLocation;
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for (i = fileList; *i != NULL; i++)
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{
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if (strcmp(*i, "data") == 0)
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{
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continue; /* FIXME: lolwut -flibit */
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}
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builtLocation = "levels/";
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builtLocation += *i;
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list.push_back(builtLocation);
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}
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PHYSFS_freeList(fileList);
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return list;
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}
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void PLATFORM_getOSDirectory(char* output)
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{
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#if defined(__linux__) || defined(__FreeBSD__)
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const char *homeDir = getenv("XDG_DATA_HOME");
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if (homeDir == NULL)
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{
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strcpy(output, PHYSFS_getUserDir());
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strcat(output, ".local/share/VVVVVV/");
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}
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else
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{
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strcpy(output, homeDir);
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strcat(output, "/VVVVVV/");
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}
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#elif defined(__APPLE__)
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strcpy(output, PHYSFS_getPrefDir("distractionware", "VVVVVV"));
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#elif defined(_WIN32)
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SHGetFolderPath(NULL, CSIDL_PERSONAL, NULL, SHGFP_TYPE_CURRENT, output);
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strcat(output, "\\VVVVVV\\");
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#else
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#error See PLATFORM_getOSDirectory
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#endif
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}
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void PLATFORM_migrateSaveData(char* output)
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{
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char oldLocation[MAX_PATH];
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char newLocation[MAX_PATH];
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char oldDirectory[MAX_PATH];
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#if defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD__)
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DIR *dir = NULL;
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struct dirent *de = NULL;
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DIR *subDir = NULL;
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struct dirent *subDe = NULL;
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char subDirLocation[MAX_PATH];
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const char *homeDir = getenv("HOME");
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if (homeDir == NULL)
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{
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/* Uhh, I don't want to get near this. -flibit */
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return;
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}
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strcpy(oldDirectory, homeDir);
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#if defined(__linux__) || defined(__FreeBSD__)
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strcat(oldDirectory, "/.vvvvvv/");
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#elif defined(__APPLE__)
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strcat(oldDirectory, "/Documents/VVVVVV/");
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#endif
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dir = opendir(oldDirectory);
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if (!dir)
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{
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printf("Could not find directory %s\n", oldDirectory);
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return;
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}
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printf("Migrating old savedata to new location...\n");
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for (de = readdir(dir); de != NULL; de = readdir(dir))
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{
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if ( strcmp(de->d_name, "..") == 0 ||
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strcmp(de->d_name, ".") == 0 )
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{
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continue;
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}
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#define COPY_SAVEFILE(name) \
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else if (strcmp(de->d_name, name) == 0) \
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{ \
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strcpy(oldLocation, oldDirectory); \
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strcat(oldLocation, name); \
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strcpy(newLocation, output); \
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strcat(newLocation, "saves/"); \
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strcat(newLocation, name); \
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PLATFORM_copyFile(oldLocation, newLocation); \
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}
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COPY_SAVEFILE("unlock.vvv")
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COPY_SAVEFILE("tsave.vvv")
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COPY_SAVEFILE("qsave.vvv")
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#undef COPY_SAVEFILE
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else if (strstr(de->d_name, ".vvvvvv.vvv") != NULL)
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{
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strcpy(oldLocation, oldDirectory);
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strcat(oldLocation, de->d_name);
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strcpy(newLocation, output);
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strcat(newLocation, "saves/");
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strcat(newLocation, de->d_name);
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PLATFORM_copyFile(oldLocation, newLocation);
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}
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else if (strstr(de->d_name, ".vvvvvv") != NULL)
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{
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strcpy(oldLocation, oldDirectory);
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strcat(oldLocation, de->d_name);
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strcpy(newLocation, output);
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strcat(newLocation, "levels/");
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strcat(newLocation, de->d_name);
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PLATFORM_copyFile(oldLocation, newLocation);
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}
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else if (strcmp(de->d_name, "Saves") == 0)
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{
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strcpy(subDirLocation, oldDirectory);
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strcat(subDirLocation, "Saves/");
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subDir = opendir(subDirLocation);
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if (!subDir)
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{
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printf("Could not open Saves/ subdir!\n");
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continue;
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}
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for (
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subDe = readdir(subDir);
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subDe != NULL;
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subDe = readdir(subDir)
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) {
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#define COPY_SAVEFILE(name) \
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(strcmp(subDe->d_name, name) == 0) \
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{ \
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strcpy(oldLocation, subDirLocation); \
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strcat(oldLocation, name); \
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strcpy(newLocation, output); \
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strcat(newLocation, "saves/"); \
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strcat(newLocation, name); \
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PLATFORM_copyFile(oldLocation, newLocation); \
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}
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if COPY_SAVEFILE("unlock.vvv")
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else if COPY_SAVEFILE("tsave.vvv")
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else if COPY_SAVEFILE("qsave.vvv")
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#undef COPY_SAVEFILE
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}
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}
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}
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#elif defined(_WIN32)
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WIN32_FIND_DATA findHandle;
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HANDLE hFind = NULL;
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char fileSearch[MAX_PATH];
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/* Same place, different layout. */
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strcpy(oldDirectory, output);
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/* In theory we don't need to worry about this, thanks case insensitivity!
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sprintf(fileSearch, "%s\\Saves\\*.vvv", oldDirectory);
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hFind = FindFirstFile(fileSearch, &findHandle);
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if (hFind == INVALID_HANDLE_VALUE)
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{
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printf("Could not find directory %s\\Saves\\\n", oldDirectory);
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}
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else do
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{
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if ((findHandle.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0)
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{
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#define COPY_SAVEFILE(name) \
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(strcmp(findHandle.cFileName, name) == 0) \
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{ \
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strcpy(oldLocation, oldDirectory); \
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strcat(oldLocation, "Saves\\"); \
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strcat(oldLocation, name); \
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strcpy(newLocation, output); \
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strcat(newLocation, "saves\\"); \
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strcat(newLocation, name); \
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PLATFORM_copyFile(oldLocation, newLocation); \
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}
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if COPY_SAVEFILE("unlock.vvv")
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else if COPY_SAVEFILE("tsave.vvv")
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else if COPY_SAVEFILE("qsave.vvv")
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#undef COPY_SAVEFILE
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}
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} while (FindNextFile(hFind, &findHandle));
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*/
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sprintf(fileSearch, "%s\\*.vvvvvv", oldDirectory);
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hFind = FindFirstFile(fileSearch, &findHandle);
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if (hFind == INVALID_HANDLE_VALUE)
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{
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printf("Could not find directory %s\n", oldDirectory);
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}
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else do
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{
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if ((findHandle.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0)
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{
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strcpy(oldLocation, oldDirectory);
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strcat(oldLocation, findHandle.cFileName);
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strcpy(newLocation, output);
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strcat(newLocation, "levels\\");
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strcat(newLocation, findHandle.cFileName);
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PLATFORM_copyFile(oldLocation, newLocation);
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}
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} while (FindNextFile(hFind, &findHandle));
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#else
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#error See PLATFORM_migrateSaveData
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#endif
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}
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void PLATFORM_copyFile(const char *oldLocation, const char *newLocation)
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{
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char *data;
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long int length;
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/* Read data */
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FILE *file = fopen(oldLocation, "rb");
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if (!file)
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{
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printf("Cannot open/copy %s\n", oldLocation);
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return;
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}
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fseek(file, 0, SEEK_END);
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length = ftell(file);
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fseek(file, 0, SEEK_SET);
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data = (char*) malloc(length);
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fread(data, 1, length, file);
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fclose(file);
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/* Write data */
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file = fopen(newLocation, "wb");
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if (!file)
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{
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printf("Could not write to %s\n", newLocation);
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free(data);
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return;
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}
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fwrite(data, 1, length, file);
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fclose(file);
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free(data);
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/* WTF did we just do */
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printf("Copied:\n\tOld: %s\n\tNew: %s\n", oldLocation, newLocation);
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}
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