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