Str
loadNewsgroup0(ParsedURL *pu)
#endif
{
volatile Str page;
Str tmp;
URLFile f;
Buffer *buf;
char *qgroup, *p, *q, *s, *t, *n;
char *volatile scheme, *volatile group, *volatile list;
int status, i, first, last;
volatile int flag = 0, start = 0, end = 0;
MySignalHandler(*volatile prevtrap) (SIGNAL_ARG) = NULL;
#ifdef USE_M17N
wc_ces doc_charset = DocumentCharset, mime_charset;
*charset = WC_CES_US_ASCII;
#endif
if (current_news.host == NULL || !pu->file || *pu->file == '\0')
return NULL;
group = allocStr(pu->file, -1);
if (pu->scheme == SCM_NNTP_GROUP)
scheme = "/";
else
scheme = "news:";
if ((list = strchr(group, '/'))) {
/* <newsgroup>/<start-number>-<end-number> */
*list++ = '\0';
}
if (fmInitialized) {
message(Sprintf("Reading newsgroup %s...", group)->ptr, 0, 0);
refresh();
}
qgroup = html_quote(group);
group = file_unquote(group);
page = Strnew_m_charp("<html>\n<head>\n<base href=\"",
parsedURL2Str(pu)->ptr, "\">\n<title>Newsgroup: ",
qgroup, "</title>\n</head>\n<body>\n<h1>Newsgroup: ",
qgroup, "</h1>\n<hr>\n", NULL);
if (SETJMP(AbortLoading) != 0) {
news_close(¤t_news);
Strcat_charp(page, "</table>\n<p>Transfer Interrupted!\n");
goto news_end;
}
TRAP_ON;
tmp = news_command(¤t_news, "GROUP", group, &status);
if (status != 211)
goto news_list;
if (sscanf(tmp->ptr, "%d %d %d %d", &status, &i, &first, &last) != 4)
goto news_list;
if (list && *list) {
if ((p = strchr(list, '-'))) {
*p++ = '\0';
end = atoi(p);
}
start = atoi(list);
if (start > 0) {
if (start < first)
start = first;
if (end <= 0)
end = start + MaxNewsMessage - 1;
}
}
if (start <= 0) {
start = first;
end = last;
if (end - start > MaxNewsMessage - 1)
start = end - MaxNewsMessage + 1;
}
page = Sprintf("<html>\n<head>\n<base href=\"%s\">\n\
<title>Newsgroup: %s %d-%d</title>\n\
</head>\n<body>\n<h1>Newsgroup: %s %d-%d</h1>\n<hr>\n", parsedURL2Str(pu)->ptr, qgroup, start, end, qgroup, start, end);
if (start > first) {
i = start - MaxNewsMessage;
if (i < first)
i = first;
Strcat(page, Sprintf("<a href=\"%s%s/%d-%d\">[%d-%d]</a>\n", scheme,
qgroup, i, start - 1, i, start - 1));
}
Strcat_charp(page, "<table>\n");
news_command(¤t_news, "XOVER", Sprintf("%d-%d", start, end)->ptr,
&status);
if (status == 224) {
f.scheme = SCM_NEWS;
while (true) {
tmp = StrISgets(current_news.rf);
if (NEWS_ENDLINE(tmp->ptr))
break;
if (sscanf(tmp->ptr, "%d", &i) != 1)
continue;
if (!(s = strchr(tmp->ptr, '\t')))
continue;
s++;
if (!(n = strchr(s, '\t')))
continue;
*n++ = '\0';
if (!(t = strchr(n, '\t')))
continue;
*t++ = '\0';
if (!(p = strchr(t, '\t')))
continue;
*p++ = '\0';
if (*p == '<')
p++;
if (!(q = strchr(p, '>')) && !(q = strchr(p, '\t')))
continue;
*q = '\0';
tmp = decodeMIME(Strnew_charp(s), &mime_charset);
s = convertLine(&f, tmp, HEADER_MODE,
mime_charset ? &mime_charset : charset,
mime_charset ? mime_charset : doc_charset)->ptr;
tmp = decodeMIME(Strnew_charp(n), &mime_charset);
n = convertLine(&f, tmp, HEADER_MODE,
mime_charset ? &mime_charset : charset,
mime_charset ? mime_charset : doc_charset)->ptr;
add_news_message(page, i, t, n, s, p, scheme,
pu->scheme == SCM_NNTP_GROUP ? qgroup : NULL);
}
}
else {
init_stream(&f, SCM_NEWS, current_news.rf);
buf = newBuffer(INIT_BUFFER_WIDTH);
for (i = start; i <= end && i <= last; i++) {
news_command(¤t_news, "HEAD", Sprintf("%d", i)->ptr,
&status);
if (status != 221)
continue;
readHeader(&f, buf, FALSE, NULL);
if (!(p = checkHeader(buf, "Message-ID:")))
continue;
if (*p == '<')
p++;
if (!(q = strchr(p, '>')) && !(q = strchr(p, '\t')))
*q = '\0';
if (!(s = checkHeader(buf, "Subject:")))
continue;
if (!(n = checkHeader(buf, "From:")))
continue;
if (!(t = checkHeader(buf, "Date:")))
continue;
add_news_message(page, i, t, n, s, p, scheme,
pu->scheme == SCM_NNTP_GROUP ? qgroup : NULL);
}
}
Strcat_charp(page, "</table>\n");
if (end < last) {
i = end + MaxNewsMessage;
if (i > last)
i = last;
Strcat(page, Sprintf("<a href=\"%s%s/%d-%d\">[%d-%d]</a>\n", scheme,
qgroup, end + 1, i, end + 1, i));
}
flag = 1;
news_list:
tmp = Sprintf("ACTIVE %s", group);
if (!strchr(group, '*'))
Strcat_charp(tmp, ".*");
news_command(¤t_news, "LIST", tmp->ptr, &status);
if (status != 215)
goto news_end;
while (true) {
tmp = StrISgets(current_news.rf);
if (NEWS_ENDLINE(tmp->ptr))
break;
if (flag < 2) {
if (flag == 1)
Strcat_charp(page, "<hr>\n");
Strcat_charp(page, "<table>\n");
flag = 2;
}
p = tmp->ptr;
for (q = p; *q && !IS_SPACE(*q); q++) ;
*(q++) = '\0';
if (sscanf(q, "%d %d", &last, &first) == 2 && last >= first)
i = last - first + 1;
else
i = 0;
Strcat(page,
Sprintf
("<tr><td align=right>%d<td><a href=\"%s%s\">%s</a>\n", i,
scheme, html_quote(file_quote(p)), html_quote(p)));
}
if (flag == 2)
Strcat_charp(page, "</table>\n");
news_end:
Strcat_charp(page, "</body>\n</html>\n");
TRAP_OFF;
return page;
}
Str
loadFTPDir0(ParsedURL *pu)
#endif
{
Str FTPDIRtmp;
Str tmp;
int status;
volatile int sv_type;
char *realpathname, *fn, *q;
char **flist;
int i, nfile, nfile_max;
MySignalHandler(*volatile prevtrap) (SIGNAL_ARG) = NULL;
#ifdef USE_M17N
wc_ces doc_charset = DocumentCharset;
*charset = WC_CES_US_ASCII;
#endif
if (current_ftp.data == NULL)
return NULL;
tmp = ftp_command(¤t_ftp, "SYST", NULL, &status);
if (strstr(tmp->ptr, "UNIX") != NULL || !strncmp(tmp->ptr + 4, "Windows_NT", 10)) /* :-) */
sv_type = UNIXLIKE_SERVER;
else
sv_type = SERVER_NONE;
if (pu->file == NULL || *pu->file == '\0') {
if (sv_type == UNIXLIKE_SERVER)
ftp_command(¤t_ftp, "LIST", NULL, &status);
else
ftp_command(¤t_ftp, "NLST", NULL, &status);
pu->file = "/";
}
else {
realpathname = file_unquote(pu->file);
if (*realpathname == '/' && *(realpathname + 1) == '~')
realpathname++;
if (sv_type == UNIXLIKE_SERVER) {
ftp_command(¤t_ftp, "CWD", realpathname, &status);
if (status == 250)
ftp_command(¤t_ftp, "LIST", NULL, &status);
}
else
ftp_command(¤t_ftp, "NLST", realpathname, &status);
}
if (status != 125 && status != 150) {
fclose(current_ftp.data);
current_ftp.data = NULL;
return NULL;
}
tmp = parsedURL2Str(pu);
if (Strlastchar(tmp) != '/')
Strcat_char(tmp, '/');
fn = html_quote(tmp->ptr);
tmp =
convertLine(NULL, Strnew_charp(file_unquote(tmp->ptr)), RAW_MODE,
charset, doc_charset);
q = html_quote(tmp->ptr);
FTPDIRtmp = Strnew_m_charp("<html>\n<head>\n<base href=\"", fn,
"\">\n<title>", q,
"</title>\n</head>\n<body>\n<h1>Index of ", q,
"</h1>\n", NULL);
if (SETJMP(AbortLoading) != 0) {
if (sv_type == UNIXLIKE_SERVER)
Strcat_charp(FTPDIRtmp, "</a></pre>\n");
else
Strcat_charp(FTPDIRtmp, "</a></ul>\n");
Strcat_charp(FTPDIRtmp, "<p>Transfer Interrupted!\n");
goto ftp_end;
}
TRAP_ON;
if (sv_type == UNIXLIKE_SERVER)
Strcat_charp(FTPDIRtmp, "<pre>\n");
else
Strcat_charp(FTPDIRtmp, "<ul>\n<li>");
Strcat_charp(FTPDIRtmp, "<a href=\"..\">[Upper Directory]</a>\n");
nfile_max = 100;
flist = New_N(char *, nfile_max);
nfile = 0;
if (sv_type == UNIXLIKE_SERVER) {
char *name, *link, *date, *size, *type_str;
int ftype, max_len, len, j;
max_len = 20;
while (tmp = Strfgets(current_ftp.data), tmp->length > 0) {
Strchop(tmp);
if ((ftype =
ex_ftpdir_name_size_date(tmp->ptr, &name, &link, &date,
&size)) == FTPDIR_NONE)
continue;
if (!strcmp(".", name) || !strcmp("..", name))
continue;
len = strlen(name);
if (!len)
continue;
if (ftype == FTPDIR_DIR) {
len++;
type_str = "/";
}
else if (ftype == FTPDIR_LINK) {
len++;
type_str = "@";
}
else {
type_str = " ";
}
if (max_len < len)
max_len = len;
flist[nfile++] = Sprintf("%s%s\n%s %5s%s", name, type_str, date,
size, link)->ptr;
if (nfile == nfile_max) {
nfile_max *= 2;
flist = New_Reuse(char *, flist, nfile_max);
}
}
InputStream
openNewsStream(ParsedURL *pu)
{
char *host, *mode, *group, *p;
Str tmp;
int port, status;
if (pu->file == NULL || *pu->file == '\0')
return NULL;
if (pu->scheme == SCM_NNTP || pu->scheme == SCM_NNTP_GROUP)
host = pu->host;
else
host = NNTP_server;
if (!host || *host == '\0') {
if (current_news.host)
news_quit(¤t_news);
return NULL;
}
if (pu->scheme != SCM_NNTP && pu->scheme != SCM_NNTP_GROUP &&
(p = strchr(host, ':'))) {
host = allocStr(host, p - host);
port = atoi(p + 1);
}
else
port = pu->port;
if (NNTP_mode && *NNTP_mode)
mode = NNTP_mode;
else
mode = NULL;
if (current_news.host) {
if (!strcmp(current_news.host, host) && current_news.port == port) {
tmp = news_command(¤t_news, "MODE", mode ? mode : "READER",
&status);
if (status != 200 && status != 201)
news_close(¤t_news);
}
else
news_quit(¤t_news);
}
if (!current_news.host) {
current_news.host = allocStr(host, -1);
current_news.port = port;
current_news.mode = mode ? allocStr(mode, -1) : NULL;
if (!news_open(¤t_news))
return NULL;
}
if (pu->scheme == SCM_NNTP || pu->scheme == SCM_NEWS) {
/* News article */
group = file_unquote(allocStr(pu->file, -1));
p = strchr(group, '/');
if (p == NULL) { /* <message-id> */
if (!strchr(group, '@'))
return NULL;
p = group;
}
else { /* <newsgroup>/<message-id or article-number> */
*p++ = '\0';
news_command(¤t_news, "GROUP", group, &status);
if (status != 211)
return NULL;
}
if (strchr(p, '@')) /* <message-id> */
news_command(¤t_news, "ARTICLE", Sprintf("<%s>", p)->ptr,
&status);
else /* <article-number> */
news_command(¤t_news, "ARTICLE", p, &status);
if (status != 220)
return NULL;
return current_news.rf;
}
return NULL;
}
InputStream
openFTPStream(ParsedURL *pu, URLFile *uf)
{
Str tmp;
int status;
char *user = NULL;
char *pass = NULL;
Str uname = NULL;
Str pwd = NULL;
int add_auth_cookie_flag = FALSE;
char *realpathname = NULL;
if (!pu->host)
return NULL;
if (pu->user == NULL && pu->pass == NULL) {
if (find_auth_user_passwd(pu, NULL, &uname, &pwd, 0)) {
if (uname)
user = uname->ptr;
if (pwd)
pass = pwd->ptr;
}
}
if (user)
/* do nothing */ ;
else if (pu->user)
user = pu->user;
else
user = "******";
if (current_ftp.host) {
if (!strcmp(current_ftp.host, pu->host) &&
current_ftp.port == pu->port && !strcmp(current_ftp.user, user)) {
ftp_command(¤t_ftp, "NOOP", NULL, &status);
if (status != 200)
ftp_close(¤t_ftp);
else
goto ftp_read;
}
else
ftp_quit(¤t_ftp);
}
if (pass)
/* do nothing */ ;
else if (pu->pass)
pass = pu->pass;
else if (pu->user) {
pwd = NULL;
find_auth_user_passwd(pu, NULL, &uname, &pwd, 0);
if (pwd == NULL) {
if (fmInitialized) {
term_raw();
pwd = Strnew_charp(inputLine("Password: "******"Password: "******"Password: "******"anonymous");
#else
tmp = Strnew_charp("anonymous");
#endif /* __MINGW32_VERSION */
Strcat_char(tmp, '@');
pass = tmp->ptr;
}
if (!current_ftp.host) {
current_ftp.host = allocStr(pu->host, -1);
current_ftp.port = pu->port;
current_ftp.user = allocStr(user, -1);
current_ftp.pass = allocStr(pass, -1);
if (!ftp_login(¤t_ftp))
return NULL;
}
if (add_auth_cookie_flag)
add_auth_user_passwd(pu, NULL, uname, pwd, 0);
ftp_read:
ftp_command(¤t_ftp, "TYPE", "I", &status);
if (ftp_pasv(¤t_ftp) < 0) {
ftp_quit(¤t_ftp);
return NULL;
}
if (pu->file == NULL || *pu->file == '\0' ||
pu->file[strlen(pu->file) - 1] == '/')
goto ftp_dir;
realpathname = file_unquote(pu->file);
if (*realpathname == '/' && *(realpathname + 1) == '~')
realpathname++;
/* Get file */
uf->modtime = ftp_modtime(¤t_ftp, realpathname);
ftp_command(¤t_ftp, "RETR", realpathname, &status);
if (status == 125 || status == 150)
return newFileStream(current_ftp.data, (void (*)())closeFTPdata);
ftp_dir:
pu->scheme = SCM_FTPDIR;
return NULL;
}
