/* wdread.c - read value from defaults database
 *
 *  WindowMaker window manager
 *
 *  Copyright (c) 1997-2003 Alfredo K. Kojima
 *  (cowardly remade from wdwrite.c; by judas@hell on Jan 26 2001)
 *
 *  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
 *  (at your option) 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, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
 *  USA.
 */

#define PROG_VERSION	"wdread (Window Maker) 0.2"

/*
 * WindowMaker defaults DB reader
 */

#include "../src/wconfig.h"

#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <unistd.h>

#include <WINGs/WUtil.h>

#include <pwd.h>

char *ProgName;

char *gethomedir()
{
	char *home = getenv("HOME");
	struct passwd *user;

	if (home)
		return home;

	user = getpwuid(getuid());
	if (!user) {
		perror(ProgName);
		return "/";
	}
	if (!user->pw_dir) {
		return "/";
	} else {
		return user->pw_dir;
	}
}

void wAbort()
{
	exit(0);
}

void help()
{
	printf("Syntax:\n%s [OPTIONS] <domain> <option>\n", ProgName);
	puts("");
	puts("  --help		display this help message");
	puts("  --version		output version information and exit");
	exit(1);
}

int main(int argc, char **argv)
{
	char path[256];
	WMPropList *key, *value, *dict;
	char *gsdir;
	int i;

	ProgName = argv[0];

	for (i = 1; i < argc; i++) {
		if (strcmp("--help", argv[i]) == 0) {
			help();
			exit(0);
		} else if (strcmp("--version", argv[i]) == 0) {
			puts(PROG_VERSION);
			exit(0);
		}
	}

	if (argc < 3) {
		printf("%s: invalid argument format\n", ProgName);
		printf("Try '%s --help' for more information\n", ProgName);
		exit(1);
	}

	key = WMCreatePLString(argv[2]);

	gsdir = getenv("GNUSTEP_USER_ROOT");
	if (gsdir) {
		strcpy(path, gsdir);
	} else {
		strcpy(path, gethomedir());
		strcat(path, "/GNUstep");
	}
	strcat(path, "/");
	strcat(path, DEFAULTS_DIR);
	strcat(path, "/");
	strcat(path, argv[1]);

	if ((dict = WMReadPropListFromFile(path)) == NULL)
		return 1;	/* bad domain */
	if ((value = WMGetFromPLDictionary(dict, key)) == NULL)
		return 2;	/* bad key */

	printf("%s\n", WMGetPropListDescription(value, True));
	return 0;
}
