init: map parsing

map/map.h

@@ -0,0 +1,17 @@
+#ifndef MAP_H
+# define MAP_H
+# include<sys/types.h>
+
+// img: 0=Nord, 1=WEST, 2=SOUTH, 3=EAST;
+
+typedef struct s_map
+{
+	char		**map;
+	void		*img[4];
+	long long	color_bot;
+	long long	color_top;
+	long long	spawn_x;
+	long long	spawn_y;
+}	t_map;
+
+#endif

map/parsing.c

@@ -0,0 +1,12 @@
+#include "./parsing_private.h"
+
+t_map	*map_parsing(const char *path)
+{
+	t_map	*map;
+
+	map = malloc(sizeof(t_map));
+	if (map == NULL)
+		return (NULL);
+	(void)path;
+	return (map);
+}

map/parsing.h

@@ -0,0 +1,7 @@
+#ifndef PARSING_H
+# define PARSING_H
+# include "map.h"
+
+t_map	*map_parsing(const char *path);
+
+#endif

map/parsing_body.c

@@ -0,0 +1,156 @@
+#include "map.h"
+#include "parsing_private.h"
+#include <stddef.h>
+#include <stdlib.h>
+
+char	**get_body(const char **file_content, size_t header_size)
+{
+	char	**body;
+	size_t	i;
+	size_t	len;
+
+	len = 0;
+	while (file_content[header_size + len] != NULL)
+		len++;
+	body = malloc((len + 1) * sizeof(char *));
+	if (body == NULL)
+		return (NULL);
+	body[len] = NULL;
+	i = 0;
+	while (i < len)
+	{
+		body[i] = ft_strdup(file_content[header_size + i]);
+		if (body[i] == NULL)
+		{
+			ft_cancel((void **) body, i);
+			return (NULL);
+		}
+		i++;
+	}
+	return (body);
+}
+
+int	get_spawn_position(const char **body, long long *spawn_x, long long *spawn_y)
+{
+	size_t	x;
+	size_t	y;
+
+	*spawn_x = -1;
+	*spawn_y = -1;
+	y = 0;
+	while (body[y] != NULL)
+	{
+		x = 0;
+		while (body[y][x] != '\0')
+		{
+			if (ft_is_in("NSEW", body[y][x]))
+			{
+				if (*spawn_x != -1)
+					return (1);
+				*spawn_x = x;
+				*spawn_y = y;
+			}
+			x++;
+		}
+		y++;
+	}
+	if (*spawn_x == -1)
+		return (2);
+	return (0);
+}
+
+static int	map_is_in_one_part(const char **body)
+{
+	size_t	y;
+
+	y = ft_tablen((const void **) body);
+	while (body[y][0] == '\0' || ft_contain_only(body[y], ' '))
+		y--;
+	while (y > 0)
+	{
+		if (body[y][0] == '\0' || ft_contain_only(body[y], ' '))
+			return (1);
+		y--;
+	}
+	return (0);
+}
+
+static int	map_surround_check(char **body, size_t x, size_t y)
+{
+	if (ft_is_in(";1", body[y][x]))
+		return (0);
+	if (ft_is_in(" ", body[y][x]))
+		return (1);
+	if (y == 0 || body[y] == NULL)
+		return (1);
+	if (x == 0 || body[y][x] == '\0')
+		return (1);
+	if (map_surround_check(body, x + 1, y))
+		return (1);
+	if (map_surround_check(body, x - 1, y))
+		return (1);
+	if (map_surround_check(body, x, y + 1))
+		return (1);
+	if (map_surround_check(body, x, y - 1))
+		return (1);
+	return (0);
+}
+
+static int	map_surround(const char **body, t_map *map)
+{
+	size_t	i;
+	char	**copy;
+
+	copy = malloc((ft_tablen((const void **) body) + 1) * sizeof(char *));
+	if (copy == NULL)
+		return (1);
+	i = 0;
+	while (body[i] != NULL)
+	{
+		copy[i] = ft_strdup(body[i]);
+		if (copy[i] == NULL)
+		{
+			ft_cancel((void **) copy, i);
+			return (1);
+		}
+		i++;
+	}
+	copy[i] = NULL;
+	if (map_surround_check(copy, map->spawn_x, map->spawn_y))
+	{
+		ft_freer_tab_ultimate(1, copy);
+		return (1);
+	}
+	ft_freer_tab_ultimate(1, copy);
+	return (0);
+}
+
+int	body_is_valid(const char **body, t_map *map)
+{
+	int	error;
+
+	error = get_spawn_position(body, &map->spawn_x, &map->spawn_y);
+	if (error == 1)
+	{
+		ft_eprintf("map: spawn position: multiple definition");
+		return (1);
+	}
+	else if (error == 2)
+	{
+		ft_eprintf("map: spawn position: not define");
+		return (1);
+	}
+	error = map_surround(body, map);
+	if (error)
+	{
+		ft_eprintf("map: not surrounded");
+		return (1);
+	}
+	error = map_is_in_one_part(body);
+	if (error)
+	{
+		ft_eprintf("map: splitted");
+		return (1);
+	}
+	return (0);
+}

map/parsing_header.c

@@ -0,0 +1,92 @@
+#include "./parsing_private.h"
+
+int	get_token(const char *key)
+{
+	if (ft_strcmp(key, "NO") == 0)
+		return (1);
+	if (ft_strcmp(key, "SO") == 0)
+		return (3);
+	if (ft_strcmp(key, "WE") == 0)
+		return (2);
+	if (ft_strcmp(key, "EA") == 0)
+		return (4);
+	if (ft_strcmp(key, "F") == 0)
+		return (5);
+	if (ft_strcmp(key, "C") == 0)
+		return (6);
+	return (0);
+}
+
+static int	is_header(const char *line)
+{
+	char	**list;
+
+	list = ft_split(line, ' ');
+	if (list == NULL)
+	{
+		ft_eprintf("malloc failed");
+		ft_freer_ultimate(1, list);
+		return (0);
+	}
+	if (ft_tablen((const void **) list) != 2)
+	{
+		ft_freer_ultimate(1, list);
+		return (0);
+	}
+	if (get_token(list[0]) == 0)
+	{
+		ft_freer_ultimate(1, list);
+		return (0);
+	}
+	ft_freer_ultimate(1, list);
+	return (1);
+}
+
+static size_t	get_header_size(const char **file_content, size_t *header_size)
+{
+	ssize_t	i;
+	size_t	len;
+
+	len = 0;
+	i = -1;
+	while (file_content[++i] != NULL)
+	{
+		if (ft_contain_only(file_content[i], ' '))
+			continue;
+		if (!is_header(file_content[i]))
+			break ;
+		len++;
+	}
+	*header_size = i;
+	return (len);
+}
+
+char	***get_header(const char **file_content, size_t *header_size)
+{
+	char	***header;
+	size_t	len;
+	size_t	i;
+	size_t	y;
+
+	len = get_header_size(file_content, header_size);
+	header = malloc(sizeof(char *) * (len + 1));
+	if (header == NULL)
+		return (NULL);
+	header[len] = NULL;
+	y = 0;
+	i = 0;
+	while (y < len)
+	{
+		while (ft_contain_only(file_content[i], ' '))
+			i++;
+		header[y] = ft_split(file_content[i], ' ');
+		if (header[y] == NULL)
+		{
+			ft_cancel((void **) header, y);
+			return (NULL);
+		}
+		y++;
+		i++;
+	}
+	return (header);
+}

map/parsing_header2.c

@@ -0,0 +1,53 @@
+#include "./parsing_private.h"
+
+static int	set_texture(t_map *map, int token, const char *key, char *value)
+{
+	if (map->img[token - 1] != NULL)
+	{
+		ft_eprintf("redefinition of %s", key);
+		return (1);
+	}
+	map->img[token - 1] = value;
+	return (0);
+}
+
+static int	set_color(long long *color, const char *key, char *value)
+{
+	if (*color != -1)
+	{
+		ft_eprintf("redefinition of %s", key);
+		return (1);
+	}
+	if (ft_atoul_check(value))
+	{
+		ft_eprintf("%s is to high", value);
+		return (1);
+	}
+	*color = ft_atoul(value); 
+	return (0);
+}
+
+int	header_is_valid(char ***header, t_map *map)
+{
+	size_t	i;
+	int		token;
+
+
+	map->color_bot = -1;
+	map->color_top = -1;
+	i = 0;
+	while (i < ft_tablen((const void **) header))
+	{
+		token = get_token(header[i][0]);
+		if (token > 0 && token < 5
+			&& set_texture(map, token, header[i][0], header[i][1]))
+				return (0);
+		else if ((token == 5 && set_color(&map->color_bot,
+							header[i][0], header[i][1]))
+					|| (token == 6 && set_color(&map->color_top,
+							header[i][0], header[i][1])))
+				return (0);
+		i++;
+	}
+	return (1);
+}

map/parsing_meta.c

@@ -0,0 +1,24 @@
+#include "./parsing_private.h"
+
+static int	name_check(const char *path)
+{
+	size_t	len;
+
+	len = ft_strlen(path);
+	if (len < 4)
+	{
+		ft_eprintf("map error: name doesn't finished by .cub");
+		return (1);
+	}
+	if (ft_strcmp(".cub", path + len - 3) != 0)
+	{
+		ft_eprintf("map error: name doesn't finished by .cub");
+		return (1);
+	}
+	return (1);
+}
+
+int	parsing_meta(const char *path)
+{
+	return (name_check(path));
+}

map/parsing_private.h

@@ -0,0 +1,13 @@
+#ifndef PARSING_PRIVATE_H
+# define PARSING_PRIVATE_H
+# include <sys/types.h>
+# include "../libftx/libftx.h"
+# include "./parsing.h"
+
+int		parsing_meta(const char *path);
+int		get_token(const char *str);
+char	***get_header(const char **file_content, size_t *header_size);
+int		header_is_valid(char ***header, t_map *map);
+char	**get_body(const char **file_content, size_t header_size);
+int		body_is_valid(const char **body, t_map *map);
+#endif