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-rw-r--r--news.c179
1 files changed, 120 insertions, 59 deletions
diff --git a/news.c b/news.c
index b7f9362..f189c99 100644
--- a/news.c
+++ b/news.c
@@ -1,4 +1,4 @@
-/* $Id: news.c,v 1.5 2002/12/27 16:46:13 ukai Exp $ */
+/* $Id: news.c,v 1.6 2003/01/06 15:36:59 ukai Exp $ */
#include "fm.h"
#include "myctype.h"
#include <stdio.h>
@@ -181,7 +181,7 @@ html_quote_s(char *str)
static void
add_news_message(Str str, int index, char *date, char *name, char *subject,
- char *mid)
+ char *mid, char *scheme, char *group)
{
time_t t;
struct tm *tm;
@@ -190,12 +190,40 @@ add_news_message(Str str, int index, char *date, char *name, char *subject,
t = mymktime(date);
tm = localtime(&t);
Strcat(str,
- Sprintf
- ("<tr valign=top><td>%d<td nowrap>(%02d/%02d)<td nowrap>%s<td><a href=\"news:%s\">%s</a>\n",
- index, tm->tm_mon + 1, tm->tm_mday, html_quote_s(name),
- html_quote(file_quote(mid)), html_quote(subject)));
+ Sprintf("<tr valign=top><td>%d<td nowrap>(%02d/%02d)<td nowrap>%s",
+ index, tm->tm_mon + 1, tm->tm_mday, html_quote_s(name)));
+ if (group)
+ Strcat(str, Sprintf("<td><a href=\"%s%s/%d\">%s</a>\n", scheme, group,
+ index, html_quote(subject)));
+ else
+ Strcat(str, Sprintf("<td><a href=\"%s%s\">%s</a>\n", scheme,
+ html_quote(file_quote(mid)), html_quote(subject)));
}
+/*
+ * [News article]
+ * * RFC 1738
+ * nntp://<host>:<port>/<newsgroup-name>/<article-number>
+ * news:<message-id>
+ *
+ * * Extension
+ * nntp://<host>:<port>/<newsgroup-name>/<message-id>
+ * nntp://<host>:<port>/<message-id>
+ * news:<newsgroup-name>/<article-number>
+ * news:<newsgroup-name>/<message-id>
+ *
+ * [News group]
+ * * RFC 1738
+ * news:<newsgroup-name>
+ *
+ * * Extension
+ * nntp://<host>:<port>/<newsgroup-name>
+ * nntp://<host>:<port>/<newsgroup-name>/<start-number>-<end-number>
+ * news:<newsgroup-name>/<start-number>-<end-number>
+ *
+ * <message-id> = <unique>@<full_domain_name>
+ */
+
InputStream
openNewsStream(ParsedURL *pu)
{
@@ -205,13 +233,17 @@ openNewsStream(ParsedURL *pu)
if (pu->file == NULL || *pu->file == '\0')
return NULL;
- if (pu->scheme == SCM_NNTP)
+ if (pu->scheme == SCM_NNTP || pu->scheme == SCM_NNTP_GROUP)
host = pu->host;
else
host = NNTP_server;
- if (!host || *host == '\0')
+ if (!host || *host == '\0') {
+ if (current_news.host)
+ news_quit(&current_news);
return NULL;
- if (pu->scheme != SCM_NNTP && (p = strchr(host, ':'))) {
+ }
+ if (pu->scheme != SCM_NNTP && pu->scheme != SCM_NNTP_GROUP &&
+ (p = strchr(host, ':'))) {
host = allocStr(host, p - host);
port = atoi(p + 1);
}
@@ -238,24 +270,33 @@ openNewsStream(ParsedURL *pu)
if (!news_open(&current_news))
return NULL;
}
- if (pu->scheme == SCM_NNTP) {
- /* first char of pu->file is '/' */
- group = file_unquote(Strnew_charp(pu->file + 1)->ptr);
+ if (pu->scheme == SCM_NNTP || pu->scheme == SCM_NEWS) {
+ /* News article */
+ group = allocStr(pu->file, -1);
+ if (pu->scheme == SCM_NNTP && *group == '/') {
+ /* first char of pu->file is '/' */
+ group++;
+ }
+ group = file_unquote(group);
p = strchr(group, '/');
- if (p == NULL)
- return NULL;
- *p++ = '\0';
- news_command(&current_news, Sprintf("GROUP %s", group)->ptr, &status);
- if (status != 211)
- return NULL;
- news_command(&current_news, Sprintf("ARTICLE %s", p)->ptr, &status);
- if (status != 220)
- return NULL;
- return current_news.rf;
- }
- else if (pu->scheme == SCM_NEWS) {
- tmp = Sprintf("ARTICLE <%s>", url_unquote(pu->file));
- news_command(&current_news, tmp->ptr, &status);
+ if (p == NULL) { /* <message-id> */
+ if (!strchr(group, '@'))
+ return NULL;
+ p = group;
+ }
+ else { /* <newsgroup>/<message-id or article-number> */
+ *p++ = '\0';
+ news_command(&current_news, Sprintf("GROUP %s", group)->ptr,
+ &status);
+ if (status != 211)
+ return NULL;
+ }
+ if (strchr(p, '@')) /* <message-id> */
+ news_command(&current_news, Sprintf("ARTICLE <%s>", p)->ptr,
+ &status);
+ else /* <article-number> */
+ news_command(&current_news, Sprintf("ARTICLE %s", p)->ptr,
+ &status);
if (status != 220)
return NULL;
return current_news.rf;
@@ -270,8 +311,7 @@ readNewsgroup(ParsedURL *pu)
Str tmp;
URLFile f;
Buffer *buf;
- char *group, *p, *q, *s, *t, *n;
- char *volatile qgroup;
+ char *scheme, *group, *qgroup, *list, *p, *q, *s, *t, *n;
int status, i, first, last;
volatile int flag = 0, start = 0, end = 0;
char code = '\0';
@@ -279,14 +319,28 @@ readNewsgroup(ParsedURL *pu)
if (current_news.host == NULL || !pu->file || *pu->file == '\0')
return NULL;
- group = file_unquote(pu->file);
- qgroup = html_quote(group);
- page = Strnew();
-
+ group = allocStr(pu->file, -1);
+ if (pu->scheme == SCM_NNTP_GROUP) {
+ if (*group == '/')
+ group++;
+ scheme = "nntp:/";
+ }
+ 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 = Sprintf("<title>Newsgroup: %s</title>\n\
+<h1>Newsgroup:&nbsp;%s</h1>\n<hr>\n",
+ qgroup, qgroup);
+
if (SETJMP(AbortLoading) != 0) {
news_close(&current_news);
Strcat_charp(page, "</table><p>Transfer Interrupted!\n");
@@ -296,42 +350,44 @@ readNewsgroup(ParsedURL *pu)
if (fmInitialized)
term_cbreak();
- page =
- Sprintf
- ("<title>Newsgroup: %s</title>\n<h1>Newsgroup:&nbsp;%s</h1>\n<hr>\n",
- qgroup, qgroup);
-
- qgroup = html_quote(file_quote(group)); /* URL */
tmp =
news_command(&current_news, Sprintf("GROUP %s", group)->ptr, &status);
if (status != 211)
goto news_list;
if (sscanf(tmp->ptr, "%d %d %d %d", &status, &i, &first, &last) != 4)
goto news_list;
- if (pu->label) {
- start = atoi(pu->label);
+ if (list && *list) {
+ if ((p = strchr(list, '-'))) {
+ *p++ = '\0';
+ end = atoi(p);
+ }
+ start = atoi(list);
if (start > 0) {
if (start < first)
start = first;
- end = start + MaxNewsMessage;
+ if (end <= 0)
+ end = start + MaxNewsMessage - 1;
}
}
if (start <= 0) {
start = first;
- end = last + 1;
- if (end - start > MaxNewsMessage)
- start = end - MaxNewsMessage;
+ end = last;
+ if (end - start > MaxNewsMessage - 1)
+ start = end - MaxNewsMessage + 1;
}
+ page = Sprintf("<title>Newsgroup: %s %d-%d</title>\n\
+<h1>Newsgroup:&nbsp;%s %d-%d</h1>\n<hr>\n",
+ qgroup, start, end, qgroup, start, end);
if (start > first) {
i = start - MaxNewsMessage;
if (i < first)
i = first;
- Strcat(page, Sprintf("<a href=\"news:%s#%d\">[%d-%d]</a>\n",
- qgroup, i, i, start - 1));
+ 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(&current_news, Sprintf("XOVER %d-%d", start, end - 1)->ptr,
+ news_command(&current_news, Sprintf("XOVER %d-%d", start, end)->ptr,
&status);
if (status == 224) {
f.scheme = SCM_NEWS;
@@ -360,13 +416,14 @@ readNewsgroup(ParsedURL *pu)
*q = '\0';
s = convertLine(&f, decodeMIME(s), &code, HEADER_MODE)->ptr;
n = convertLine(&f, decodeMIME(n), &code, HEADER_MODE)->ptr;
- add_news_message(page, i, t, n, s, p);
+ 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++) {
+ for (i = start; i <= end && i <= last; i++) {
news_command(&current_news, Sprintf("HEAD %d", i)->ptr, &status);
if (status != 221)
continue;
@@ -383,23 +440,26 @@ readNewsgroup(ParsedURL *pu)
continue;
if (!(t = checkHeader(buf, "Date:")))
continue;
- add_news_message(page, i, t, n, s, p);
+ 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 - 1;
+ if (end < last) {
+ i = end + MaxNewsMessage;
if (i > last)
i = last;
- Strcat(page, Sprintf("<a href=\"news:%s#%d\">[%d-%d]</a>\n",
- qgroup, end, end, i));
+ 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:
- news_command(&current_news, Sprintf("LIST ACTIVE %s.*", group)->ptr,
- &status);
+ tmp = Sprintf("LIST ACTIVE %s", group);
+ if (!strchr(group, '*'))
+ Strcat_charp(tmp, ".*");
+ news_command(&current_news, tmp->ptr, &status);
if (status != 215)
goto news_end;
while (1) {
@@ -415,13 +475,14 @@ readNewsgroup(ParsedURL *pu)
p = tmp->ptr;
for (q = p; *q && !IS_SPACE(*q); q++) ;
*(q++) = '\0';
- i = 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=\"news:%s\">%s</a>\n", i,
- html_quote(file_quote(p)), html_quote(p)));
+ ("<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");
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 09:21:18 +0000