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authorChris Toshok <toshok@helixcode.com>2000-10-07 03:31:07 +0800
committerChris Toshok <toshok@src.gnome.org>2000-10-07 03:31:07 +0800
commit19436bc6fc81c3c257155f467a7058b64ce8a4cb (patch)
treedc5e643f1257c70288a428ebfbd4975f5a6967b8 /camel/providers/nntp/camel-nntp-grouplist.c
parentff1f5fc3ddc9993deb0243f3eddf292da93222da (diff)
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new file.
2000-10-06 Chris Toshok <toshok@helixcode.com> * 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
Diffstat (limited to 'camel/providers/nntp/camel-nntp-grouplist.c')
-rw-r--r--camel/providers/nntp/camel-nntp-grouplist.c218
1 files changed, 218 insertions, 0 deletions
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 <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 <config.h>
+#include <errno.h>
+#include <string.h>
+
+#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;
+}