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/*
* importlev - Level importer for Luola
* Copyright (C) 2005 Calle Laakkonen
*
* File : importlev.c
* Description : Level importer tool
* Author(s) : Calle Laakkonen
*
* Luola 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.
*
* Luola 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <sys/stat.h>
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#include <stdio.h>
#include "SDL.h"
#include "ldat.h"
#include "thumbnail.h"
#include "im_vwing.h"
#include "im_wings.h"
#include "im_tou.h"
/* PATH_MAX is not defined on gnu-hurd */
#ifndef PATH_MAX
#define PATH_MAX 8192
#endif
static struct Importer importer[3];
static const int importers=3;
/*
* Print help message and exit
*/
static void print_help(void) {
int r;
puts("importlev - A tool to import foreign levels to Luola\n"
"Usage:\n"
"importlev [options] <levelfile> [levelfile]...\n"
"Options:\n"
"\t--compact\tmake a compact level file\n"
"\t--lcmap\t\tconvert collisionmap to LCMAP format\n"
);
fputs("Supported level formats: ",stdout);
for(r=0;r<importers;r++) {
fputs(importer[r].name,stdout);
if(r+1<importers) fputs(", ",stdout);
}
putchar('\n');
exit(0);
}
/*
* Strip extension (everything after the last '.') from a filename
*/
static char *strip_extension(const char *filename) {
static char path[PATH_MAX];
char *dot = strrchr(filename,'.');
if(dot) {
path[0]='\0';
strncat(path,filename,dot-filename);
} else {
strcpy(path,filename);
}
return path;
}
/*
* Pack a file into an LDAT archive
*/
static int pack_file(const char *filename, char *ID,int index,LDAT *ldat) {
struct stat finfo;
SDL_RWops *rw;
if(stat(filename,&finfo)) {
perror(filename);
return 1;
}
rw=SDL_RWFromFile(filename,"rb");
ldat_put_item(ldat,ID,index,rw,finfo.st_size);
return 0;
}
/*
* Pack files to a compact level file
*/
static int make_compact(const struct Files *files,const char *filename) {
LDAT *lev;
int rval;
/* Create archive */
lev = ldat_create();
/* Pack level files */
if(files->artwork)
pack_file(files->artwork,"ARTWORK",0,lev);
pack_file(files->collmap,"COLLISION",0,lev);
if(files->thumbnail)
pack_file(files->thumbnail,"THUMBNAIL",0,lev);
pack_file(files->cfgfile,"SOURCE",0,lev);
/* Save level */
rval = ldat_save_file(lev,filename);
ldat_free(lev);
return rval;
}
/*
* Import a level
*/
static int import_file(const char *filename,int makecompact,int makelcmap) {
struct Files saved;
char *basename;
int format=-1, r;
FILE *fp;
/* Open file and recognize format */
fp = fopen(filename,"rb");
if(fp==NULL) {
perror(filename);
return 1;
}
printf("%s: ",filename);
for(r=0;r<importers;r++) {
if(importer[r].check_format(fp)) {
format=r;
break;
}
}
if(format==-1) {
printf("Unknown format\n");
fclose(fp);
return 1;
} else {
printf("%s format\n",importer[format].name);
}
/* Load level to memory */
if(importer[format].load_level(fp)) {
fclose(fp);
return 1;
}
fclose(fp);
/* Save level in Luola format */
basename = strip_extension(filename);
if(makecompact) {
strcat(basename,".tmp");
}
saved = importer[format].save_level(basename,makelcmap);
if(saved.failed) return 1;
/* Generate thumbnail */
if(make_thumbnail(saved.artwork?saved.artwork:saved.collmap,
saved.thumbnail, 120,importer[format].aspect))
saved.thumbnail = NULL;
/* Free memory */
importer[format].unload_level();
/* Make compact level file */
if(makecompact) {
char *compactfile = strip_extension(filename);
strcat(compactfile,".compact.lev");
make_compact(&saved,compactfile);
if(saved.artwork) remove(saved.artwork);
remove(saved.collmap);
remove(saved.cfgfile);
if(saved.thumbnail) remove(saved.thumbnail);
printf("Saved file:\n\t%s\n",compactfile);
} else {
printf("Saved files:\n");
if(saved.artwork) printf("\t%s\n",saved.artwork);
printf("\t%s\n",saved.collmap);
printf("\t%s\n",saved.cfgfile);
if(saved.thumbnail) printf("\t%s\n",saved.thumbnail);
}
return 0;
}
/*
* Main
*/
int main(int argc,char *argv[]) {
int makecompact=0;
int makelcmap=0;
int r;
/* Register importer modules */
importer[0] = register_vwing();
importer[1] = register_wings();
importer[2] = register_tou();
/* Parse command line arguments */
if(argc==1) print_help();
/* Initialize SDL. Needed for thumbnail generation,
* and in some cases, image loading. */
if(SDL_Init(SDL_INIT_VIDEO)) {
fprintf(stderr,"Couldn't initialize SDL: %s\n",SDL_GetError());
return 1;
}
atexit(SDL_Quit);
/* Loop thru command line arguments and import levels */
for(r=1;r<argc;r++) {
if(strcmp(argv[r],"--help")==0) print_help();
else if(strcmp(argv[r],"--compact")==0) makecompact=1;
else if(strcmp(argv[r],"--lcmap")==0) makelcmap=1;
else {
import_file(argv[r],makecompact,makelcmap);
}
}
return 0;
}
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