Files
42_INT_10_cube3d/srcs/parsing/check_path.c
2024-01-19 18:52:58 +01:00

120 lines
3.3 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* check_path.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: pblagoje <pblagoje@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/04/16 20:54:37 by pblagoje #+# #+# */
/* Updated: 2022/05/04 13:01:16 by pblagoje ### ########.fr */
/* */
/* ************************************************************************** */
#include "cube3d.h"
int set_path(t_txt *txt, char *path, char identifier)
{
if (identifier == 'N' && txt->txt_north == NULL)
{
txt->txt_north = ft_strdup(path);
mb_add(txt->txt_north);
return (EXIT_SUCCESS);
}
else if (identifier == 'S' && txt->txt_south == NULL)
{
txt->txt_south = ft_strdup(path);
mb_add(txt->txt_south);
return (EXIT_SUCCESS);
}
else if (identifier == 'W' && txt->txt_west == NULL)
{
txt->txt_west = ft_strdup(path);
mb_add(txt->txt_west);
return (EXIT_SUCCESS);
}
else if (identifier == 'E' && txt->txt_east == NULL)
{
txt->txt_east = ft_strdup(path);
mb_add(txt->txt_east);
return (EXIT_SUCCESS);
}
return (EXIT_FAILURE);
}
static int check_path(t_txt *txt, char *element, char identifier)
{
char *path;
int fd;
while (element && *element && ft_strchr(" \t\r", *element))
element++;
path = ft_substr(element, 0, ft_strlen(element));
mb_add(path);
fd = open(path, O_RDONLY);
if (fd == -1 || check_extension(path, ".xpm"))
{
mb_free(path);
close(fd);
mb_exit("Error\nInvalid texture file.\n", EXIT_FAILURE);
}
if (set_path(txt, path, identifier) == EXIT_FAILURE)
{
mb_free(path);
close(fd);
mb_exit("Error\nCouldn't save texture paths.\n", EXIT_FAILURE);
}
mb_free(path);
close(fd);
return (EXIT_SUCCESS);
}
static int check_element(t_game *game, char *element)
{
char identifier[3];
while (element && *element && ft_strchr(" \t\r", *element))
element++;
if (element == NULL || *element == '\0' || ft_strlen(element) < 2)
return (1);
identifier[0] = *element++;
identifier[1] = *element++;
identifier[2] = '\0';
if ((*element == ' ') && ft_strnstr("NOSOWEEA", identifier, 9) \
&& !check_path(&(game->txt), element, identifier[0]))
return (EXIT_SUCCESS);
if (ft_strnstr("F C ", identifier, 5) && \
!check_rgb(&(game->txt), element, identifier[0]))
return (EXIT_SUCCESS);
mb_exit("Error\nInvalid textures and/or RGB elements.\n", EXIT_FAILURE);
return (EXIT_FAILURE);
}
int check_elements(t_game *game, char *file)
{
int fd;
char *line;
int count;
line = NULL;
count = 0;
fd = open(file, O_RDONLY);
if (fd == -1)
return (-1);
while (count < TOTAL_ELEMENTS)
{
ft_gnl(fd, &line);
mb_add(line);
if (line && *line != '\n' && !check_element(game, line))
count++;
else if (!line || (*line != '\n' && *line != '\0'))
{
mb_free(line);
close(fd);
return (-1);
}
mb_free(line);
line = NULL;
}
return (fd);
}