From 19436bc6fc81c3c257155f467a7058b64ce8a4cb Mon Sep 17 00:00:00 2001 From: Chris Toshok Date: Fri, 6 Oct 2000 19:31:07 +0000 Subject: new file. 2000-10-06 Chris Toshok * providers/nntp/camel-nntp-grouplist.c: new file. * providers/nntp/camel-nntp-grouplist.h: new file. * providers/nntp/camel-nntp-types.h: new file. svn path=/trunk/; revision=5767 --- camel/providers/nntp/camel-nntp-grouplist.c | 218 ++++++++++++++++++++++++++++ 1 file changed, 218 insertions(+) create mode 100644 camel/providers/nntp/camel-nntp-grouplist.c (limited to 'camel/providers/nntp/camel-nntp-grouplist.c') diff --git a/camel/providers/nntp/camel-nntp-grouplist.c b/camel/providers/nntp/camel-nntp-grouplist.c new file mode 100644 index 0000000000..9a4443656a --- /dev/null +++ b/camel/providers/nntp/camel-nntp-grouplist.c @@ -0,0 +1,218 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ +/* camel-nntp-grouplist.c : getting/updating the list of newsgroups on the server. */ + +/* + * Author : Chris Toshok + * + * 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 +#include +#include + +#include "camel-exception.h" +#include "camel-nntp-grouplist.h" +#include "camel-nntp-resp-codes.h" + +static CamelNNTPGroupList * +camel_nntp_get_grouplist_from_server (CamelNNTPStore *store, CamelException *ex) +{ + int status; + gboolean done = FALSE; + CamelNNTPGroupList *list; + + status = camel_nntp_command (store, ex, NULL, + "LIST"); + + if (status != NNTP_LIST_FOLLOWS) { + camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, + "Could not get group list from server."); + return NULL; + } + + list = g_new0 (CamelNNTPGroupList, 1); + list->time = time (NULL); + + while (!done) { + char *line; + + if (camel_remote_store_recv_line (CAMEL_REMOTE_STORE (store), &line, ex) < 0) + return list; + + if (*line == '.') { + done = TRUE; + } + else { + CamelNNTPGroupListEntry *entry = g_new (CamelNNTPGroupListEntry, 1); + char **split_line = g_strsplit (line, " ", 4); + + entry->group_name = g_strdup (split_line[0]); + entry->high = atoi (split_line[1]); + entry->low = atoi (split_line[2]); + + g_strfreev (split_line); + + list->group_list = g_list_append (list->group_list, entry); + } + } + + return list; +} + +static CamelNNTPGroupList* +camel_nntp_get_grouplist_from_file (CamelNNTPStore *store, CamelException *ex) +{ + gchar *root_dir = camel_nntp_store_get_toplevel_dir(CAMEL_NNTP_STORE(store)); + gchar *grouplist_file = g_strdup_printf ("%s/grouplist", root_dir); + CamelNNTPGroupList *list; + FILE *fp; + char buf[300]; + + g_free (root_dir); + fp = fopen (grouplist_file, "r"); + g_free (grouplist_file); + + if (fp == NULL) { + camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_UNAVAILABLE, + "Unable to load grouplist file for %s: %s", + CAMEL_SERVICE(store)->url->host, + strerror(errno)); + return NULL; + } + + /* read the time */ + if (!fgets (buf, 300, fp)) { + camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_UNAVAILABLE, + "Unable to load grouplist file for %s: %s", + CAMEL_SERVICE(store)->url->host, + strerror(errno)); + fclose (fp); + return NULL; + } + + + list = g_new0 (CamelNNTPGroupList, 1); + list->store = store; + sscanf (buf, "%d", &list->time); + + printf ("time is %d\n", list->time); + + while (fgets (buf, 300, fp)) { + CamelNNTPGroupListEntry *entry = g_new (CamelNNTPGroupListEntry, 1); + char **split_line = g_strsplit (buf, " ", 4); + + entry->group_name = g_strdup (split_line[0]); + entry->high = atoi (split_line[1]); + entry->low = atoi (split_line[2]); + + g_strfreev (split_line); + + printf ("adding %s\n", entry->group_name); + + list->group_list = g_list_append (list->group_list, entry); + } + + printf ("done\n"); + + fclose (fp); + + return list; +} + +static void +save_entry (CamelNNTPGroupListEntry *entry, FILE *fp) +{ + fprintf (fp, "%s %d %d\n", entry->group_name, entry->low, entry->high); +} + +void +camel_nntp_grouplist_save (CamelNNTPGroupList *group_list, CamelException *ex) +{ + FILE *fp; + gchar *root_dir = camel_nntp_store_get_toplevel_dir(CAMEL_NNTP_STORE(group_list->store)); + gchar *grouplist_file = g_strdup_printf ("%s/grouplist", root_dir); + + g_free (root_dir); + fp = fopen (grouplist_file, "w"); + g_free (grouplist_file); + + if (fp == NULL) { + camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_UNAVAILABLE, + "Unable to save grouplist file for %s: %s", + CAMEL_SERVICE(group_list->store)->url->host, + strerror(errno)); + return; + } + + fprintf (fp, "%d\n", group_list->time); /* XXX */ + + g_list_foreach (group_list->group_list, (GFunc)save_entry, fp); + + fclose (fp); +} + +static void +free_entry (CamelNNTPGroupListEntry *entry, void *data) +{ + g_free (entry->group_name); + g_free (entry); +} + +void +camel_nntp_grouplist_free (CamelNNTPGroupList *group_list) +{ + g_return_if_fail (group_list); + + g_list_foreach (group_list->group_list, (GFunc)free_entry, NULL); + + g_free (group_list); +} + +CamelNNTPGroupList* +camel_nntp_grouplist_fetch (CamelNNTPStore *store, CamelException *ex) +{ + CamelNNTPGroupList *list; + + list = camel_nntp_get_grouplist_from_file (store, ex); + + printf ("camel_nntp_get_grouplist_from_file returned %p\n", list); + + if (!list) { + camel_exception_clear (ex); + + list = camel_nntp_get_grouplist_from_server (store, ex); + + if (!list) { + camel_nntp_grouplist_free (list); + } + else { + list->store = store; + camel_nntp_grouplist_save (list, ex); + return list; + } + } + + return list; +} + +gint +camel_nntp_grouplist_update (CamelNNTPGroupList *group_list, CamelException *ex) +{ + return 0; +} -- cgit v1.2.3