Example #1
0
unsigned char *translate_url(unsigned char *url, unsigned char *cwd)
{
	unsigned char *ch;
	unsigned char *nu, *da;
	unsigned char *prefix;
	int sl;
	while (*url == ' ') url++;
	if (*url && url[strlen(cast_const_char url) - 1] == ' ') {
		nu = stracpy(url);
		while (*nu && nu[strlen(cast_const_char nu) - 1] == ' ') nu[strlen(cast_const_char nu) - 1] = 0;
		ch = translate_url(nu, cwd);
		mem_free(nu);
		return ch;
	}
	if (!casecmp(cast_uchar "proxy://", url, 8)) return NULL;
	if (!parse_url(url, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, &da, NULL, NULL)) {
		nu = stracpy(url);
		goto return_nu;
	}
	if (strchr(cast_const_char url, POST_CHAR)) return NULL;
	if (strstr(cast_const_char url, "://")) {
		nu = stracpy(url);
		extend_str(&nu, 1);
		ch = cast_uchar strrchr(cast_const_char nu, '#');
		if (!ch || strchr(cast_const_char ch, '/')) ch = nu + strlen(cast_const_char nu);
		memmove(ch + 1, ch, strlen(cast_const_char ch) + 1);
		*ch = '/';
		if (!parse_url(nu, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL)) goto return_nu;
		mem_free(nu);
	}
	prefix = cast_uchar "file://";
	if (url[0] == '[' && strchr(cast_const_char url, ']')) {
		ch = url;
		goto http;
	}
	ch = url + strcspn(cast_const_char url, ".:/@");
	sl = 0;
#ifdef SPAD
	if (strchr(cast_const_char url, ':') && _is_local(cast_const_char url)) goto set_prefix;
#endif
	if (*ch != ':' || *(url + strcspn(cast_const_char url, "/@")) == '@') {
		if (*url != '.' && *ch == '.') {
			unsigned char *e, *f, *g;
			int tl;
			for (e = ch + 1; *(f = e + strcspn(cast_const_char e, ".:/")) == '.'; e = f + 1)
				;
			g = memacpy(e, f - e);
			tl = is_tld(g);
			mem_free(g);
			if (tl)
				http: prefix = cast_uchar "http://", sl = 1;
		}
		if (*ch == '@' || *ch == ':' || !cmpbeg(url, cast_uchar "ftp.")) prefix = cast_uchar "ftp://", sl = 1;
		goto set_prefix;
		set_prefix:
		nu = stracpy(prefix);
		add_to_strn(&nu, url);
		if (sl && !strchr(cast_const_char url, '/')) add_to_strn(&nu, cast_uchar "/");
		if (parse_url(nu, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL)) {
			mem_free(nu);
			return NULL;
		}
		goto return_nu;
	}
#ifdef DOS_FS
	if (ch == url + 1) goto set_prefix;
#endif
	if (!(nu = memacpy(url, ch - url + 1))) return NULL;
	add_to_strn(&nu, cast_uchar "//");
	add_to_strn(&nu, ch + 1);
	if (!parse_url(nu, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL)) goto return_nu;
	add_to_strn(&nu, cast_uchar "/");
	if (!parse_url(nu, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL)) goto return_nu;
	mem_free(nu);
	return NULL;

	return_nu:
	insert_wd(&nu, cwd);
	extend_str(&nu, 1);
	translate_directories(nu);
	nu = translate_hashbang(nu);
	return nu;
}
Example #2
0
File: url.c Project: engine12/links
unsigned char *translate_url(unsigned char *url, unsigned char *cwd)
{
	unsigned char *ch;
	unsigned char *nu, *da;
	unsigned char *prefix;
	int sl;
	while (*url == ' ') url++;
	if (*url && url[strlen(cast_const_char url) - 1] == ' ') {
		nu = stracpy(url);
		while (*nu && nu[strlen(cast_const_char nu) - 1] == ' ') nu[strlen(cast_const_char nu) - 1] = 0;
		ch = translate_url(nu, cwd);
		mem_free(nu);
		return ch;
	}
	if (!casecmp(cast_uchar "proxy://", url, 8)) return NULL;
	if (!parse_url(url, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, &da, NULL, NULL)) {
		nu = stracpy(url);
		goto return_nu;
	}
	if (strchr(cast_const_char url, POST_CHAR)) return NULL;
	if (strstr(cast_const_char url, "://")) {
		nu = stracpy(url);
		extend_str(&nu, 1);
		ch = cast_uchar strrchr(cast_const_char nu, '#');
		if (!ch || strchr(cast_const_char ch, '/')) ch = nu + strlen(cast_const_char nu);
		memmove(ch + 1, ch, strlen(cast_const_char ch) + 1);
		*ch = '/';
		if (!parse_url(nu, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL)) goto return_nu;
		mem_free(nu);
	}
	prefix = cast_uchar "file://";
	if (url[0] == '[' && strchr(cast_const_char url, ']')) {
		ch = url;
		goto http;
	}
	ch = url + strcspn(cast_const_char url, ".:/@");
	sl = 0;
#ifdef SPAD
	if (strchr(cast_const_char url, ':') && _is_local(cast_const_char url)) goto set_prefix;
#endif
	if (*ch != ':' || *(url + strcspn(cast_const_char url, "/@")) == '@') {
		if (*url != '.' && *ch == '.') {
			unsigned char *f, *e;
			int i;
			for (e = ch + 1; *(f = e + strcspn(cast_const_char e, ".:/")) == '.'; e = f + 1)
				;
			for (i = 0; i < f - e; i++) if (e[i] < '0' || e[i] > '9') goto noip;
			goto http;
			noip:
			if (f - e == 2 && casecmp(e, cast_uchar "gz", 2)) {
				http:
				prefix = cast_uchar "http://", sl = 1;
			} else {
				char *tld[] = {
					"com",
					"edu",
					"net",
					"org",
					"gov",
					"mil",
					"int",
					"arpa",
					"aero",
					"biz",
					"coop",
					"info",
					"museum",
					"name",
					"pro",
					"cat",
					"jobs",
					"mobi",
					"travel",
					"tel",
					"onion",
					"exit",
					NULL };
				for (i = 0; tld[i]; i++) if ((size_t)(f - e) == strlen(cast_const_char tld[i]) && !casecmp(cast_uchar tld[i], e, f - e)) goto http;
			}
		}
		if (*ch == '@' || *ch == ':' || !cmpbeg(url, cast_uchar "ftp.")) prefix = cast_uchar "ftp://", sl = 1;
		goto set_prefix;
		set_prefix:
		nu = stracpy(prefix);
		add_to_strn(&nu, url);
		if (sl && !strchr(cast_const_char url, '/')) add_to_strn(&nu, cast_uchar "/");
		if (parse_url(nu, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL)) {
			mem_free(nu);
			return NULL;
		}
		goto return_nu;
	}
#ifdef DOS_FS
	if (ch == url + 1) goto set_prefix;
#endif
	if (!(nu = memacpy(url, ch - url + 1))) return NULL;
	add_to_strn(&nu, cast_uchar "//");
	add_to_strn(&nu, ch + 1);
	if (!parse_url(nu, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL)) goto return_nu;
	add_to_strn(&nu, cast_uchar "/");
	if (!parse_url(nu, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL)) goto return_nu;
	mem_free(nu);
	return NULL;

	return_nu:
	insert_wd(&nu, cwd);
	extend_str(&nu, 1);
	translate_directories(nu);
	nu = translate_hashbang(nu);
	return nu;
}