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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* camel-nntp-utils.c : utilities used by the nntp code. */
/*
* Author : Chris Toshok <toshok@helixcode.com>
*
* Copyright (C) 2000 Helix Code .
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*/
#include "camel-folder-summary.h"
#include "camel-nntp-folder.h"
#include "camel-nntp-store.h"
#include "camel-nntp-utils.h"
#include "camel-stream-mem.h"
#include <stdlib.h>
#include <string.h>
static void
get_OVER_headers(CamelNNTPStore *nntp_store, CamelFolder *folder,
int first_message, int last_message, CamelException *ex)
{
int status;
CamelNNTPFolder *nntp_folder = CAMEL_NNTP_FOLDER (folder);
status = camel_nntp_command (nntp_store, NULL,
"XOVER %d-%d",
first_message,
last_message);
if (status == CAMEL_NNTP_OK) {
gboolean done = FALSE;
while (!done) {
char *line;
if (camel_remote_store_recv_line (CAMEL_REMOTE_STORE (nntp_store), &line, ex) < 0) {
g_warning ("failed to recv_line while building OVER header list\n");
break;
}
if (*line == '.') {
done = TRUE;
g_print ("done\n");
}
else {
CamelMessageInfo *new_info = g_new0(CamelMessageInfo, 1);
char **split_line = g_strsplit (line, "\t", 7);
char *subject, *from, *date, *message_id, *bytes;
subject = split_line [nntp_store->overview_field [CAMEL_NNTP_OVER_SUBJECT].index];
from = split_line [nntp_store->overview_field [CAMEL_NNTP_OVER_FROM].index];
date = split_line [nntp_store->overview_field [CAMEL_NNTP_OVER_DATE].index];
message_id = split_line [nntp_store->overview_field [CAMEL_NNTP_OVER_MESSAGE_ID].index];
bytes = split_line [nntp_store->overview_field [CAMEL_NNTP_OVER_BYTES].index];
/* if the overview format flagged this
field as "full", skip over the
preceding field name and colon */
if (nntp_store->overview_field [ CAMEL_NNTP_OVER_SUBJECT ].full)
subject += strlen ("Subject:");
if (nntp_store->overview_field [ CAMEL_NNTP_OVER_FROM ].full)
from += strlen ("From:");
if (nntp_store->overview_field [ CAMEL_NNTP_OVER_DATE ].full)
date += strlen ("Date:");
if (nntp_store->overview_field [ CAMEL_NNTP_OVER_MESSAGE_ID ].full)
message_id += strlen ("Message-ID:");
if (nntp_store->overview_field [ CAMEL_NNTP_OVER_BYTES ].full)
bytes += strlen ("Bytes:");
new_info->subject = g_strdup(subject);
new_info->from = g_strdup(from);
new_info->to = g_strdup(nntp_folder->group_name);
new_info->date_sent = header_decode_date(date, NULL);
#if 0
/* XXX do we need to fill in both dates? */
new_info->headers.date_received = g_strdup(date);
#endif
new_info->size = atoi(bytes);
new_info->uid = g_strdup_printf ("%s,%s", split_line[0], message_id);
new_info->message_id = g_strdup(message_id);
if (camel_nntp_newsrc_article_is_read (nntp_store->newsrc,
nntp_folder->group_name,
atoi (split_line[0])))
new_info->flags |= CAMEL_MESSAGE_SEEN;
camel_folder_summary_add (nntp_folder->summary, new_info);
g_strfreev (split_line);
}
g_free (line);
}
}
}
#if 0
static GArray*
get_HEAD_headers(CamelNNTPStore *nntp_store, CamelFolder *folder,
int first_message, int last_message, CamelException *ex)
{
int i;
int status;
for (i = first_message; i < last_message; i ++) {
status = camel_nntp_command (nntp_store, NULL,
"HEAD %d", i);
if (status == CAMEL_NNTP_OK) {
gboolean done = FALSE;
char *buf;
int buf_len;
int buf_alloc;
int h;
CamelStream *header_stream;
GArray *header_array;
CamelStream *nntp_istream;
CamelMessageInfo *new_info = g_new0(CamelMessageInfo, 1);
buf_alloc = 2048;
buf_len = 0;
buf = g_malloc(buf_alloc);
done = FALSE;
buf[0] = 0;
nntp_istream = nntp_store->istream;
while (!done) {
char *line;
int line_length;
line = camel_stream_buffer_read_line (
CAMEL_STREAM_BUFFER ( nntp_istream ));
line_length = strlen ( line );
if (*line == '.') {
done = TRUE;
}
else {
if (buf_len + line_length > buf_alloc) {
buf_alloc *= 2;
buf = g_realloc (buf, buf_alloc);
}
strcat(buf, line);
strcat(buf, "\n");
buf_len += strlen(line);
g_free (line);
}
}
/* create a stream from which to parse the headers */
header_stream = camel_stream_mem_new_with_buffer(buf,
buf_len,
CAMEL_STREAM_MEM_READ);
header_array = get_header_array_from_stream (header_stream);
memset (&info, 0, sizeof(info));
for (h = 0; h < header_array->len; h ++) {
Rfc822Header *header = &((Rfc822Header*)header_array->data)[h];
if (!g_strcasecmp(header->name, "From"))
new_info->from = g_strdup(header->value);
else if (!g_strcasecmp(header->name, "To"))
new_info->to = g_strdup(header->value);
else if (!g_strcasecmp(header->name, "Subject"))
new_info->subject = g_strdup(header->value);
else if (!g_strcasecmp(header->name, "Message-ID")) {
new_info->uid = g_strdup_printf("%d,%s", i, header->value);
new_info->message_id = g_strdup(header->value);
}
else if (!g_strcasecmp(header->name, "Date")) {
new_info->date_sent = header_decode_date (header->value);
#if 0
new_info->date_sent = g_strdup(header->value);
new_info->date_received = g_strdup(header->value);
#endif
}
}
camel_folder_summary_add (nntp_folder->summary, new_info);
}
else if (status == CAMEL_NNTP_FAIL) {
/* nasty things are afoot */
g_warning ("failure doing HEAD\n");
break;
}
}
}
#endif
void
camel_nntp_get_headers (CamelStore *store,
CamelNNTPFolder *nntp_folder,
CamelException *ex)
{
CamelNNTPStore *nntp_store = CAMEL_NNTP_STORE (store);
CamelFolder *folder = CAMEL_FOLDER (nntp_folder);
char *ret;
int first_message, nb_message, last_message;
int status;
status = camel_nntp_command (nntp_store, &ret,
"GROUP %s", CAMEL_NNTP_FOLDER (folder)->group_name);
sscanf (ret, "%d %d %d", &nb_message, &first_message, &last_message);
g_free (ret);
if (status != CAMEL_NNTP_OK) {
/* XXX throw invalid group exception */
printf ("invalid group\n");
return;
}
if (nntp_store->extensions & CAMEL_NNTP_EXT_OVER) {
get_OVER_headers (nntp_store, folder, first_message, last_message, ex);
}
else {
g_warning ("need to fix get_HEAD_headers\n");
#if 0
get_HEAD_headers (nntp_store, folder, first_message, last_message, ex);
#endif
}
}
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