/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* camel-imap-store.c : class for an imap store */
/*
* Authors:
* Dan Winship <danw@ximian.com>
* Jeffrey Stedfast <fejj@ximian.com>
*
* Copyright 2000, 2001 Ximian, Inc.
*
* 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 Street #330, Boston, MA 02111-1307, USA.
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include "e-util/e-path.h"
#include "camel-imap-store.h"
#include "camel-imap-folder.h"
#include "camel-imap-utils.h"
#include "camel-imap-command.h"
#include "camel-disco-diary.h"
#include "camel-file-utils.h"
#include "camel-folder.h"
#include "camel-exception.h"
#include "camel-session.h"
#include "camel-stream.h"
#include "camel-stream-buffer.h"
#include "camel-stream-fs.h"
#include "camel-url.h"
#include "camel-sasl.h"
#include "string-utils.h"
#include "camel-imap-private.h"
#include "camel-private.h"
/* Specified in RFC 2060 */
#define IMAP_PORT 143
static CamelDiscoStoreClass *disco_store_class = NULL;
static CamelRemoteStoreClass *remote_store_class = NULL;
static char imap_tag_prefix = 'A';
static void construct (CamelService *service, CamelSession *session,
CamelProvider *provider, CamelURL *url,
CamelException *ex);
static gboolean can_work_offline (CamelDiscoStore *disco_store);
static gboolean imap_connect_online (CamelService *service, CamelException *ex);
static gboolean imap_connect_offline (CamelService *service, CamelException *ex);
static gboolean imap_disconnect_online (CamelService *service, gboolean clean, CamelException *ex);
static gboolean imap_disconnect_offline (CamelService *service, gboolean clean, CamelException *ex);
static GList *query_auth_types (CamelService *service, CamelException *ex);
static guint hash_folder_name (gconstpointer key);
static gint compare_folder_name (gconstpointer a, gconstpointer b);
static CamelFolder *get_folder_online (CamelStore *store, const char *folder_name, guint32 flags, CamelException *ex);
static CamelFolder *get_folder_offline (CamelStore *store, const char *folder_name, guint32 flags, CamelException *ex);
static CamelFolderInfo *create_folder (CamelStore *store, const char *parent_name, const char *folder_name, CamelException *ex);
static void delete_folder (CamelStore *store, const char *folder_name, CamelException *ex);
static CamelFolderInfo *get_folder_info_online (CamelStore *store,
const char *top,
guint32 flags,
CamelException *ex);
static CamelFolderInfo *get_folder_info_offline (CamelStore *store,
const char *top,
guint32 flags,
CamelException *ex);
static gboolean folder_subscribed (CamelStore *store, const char *folder_name);
static void subscribe_folder (CamelStore *store, const char *folder_name,
CamelException *ex);
static void unsubscribe_folder (CamelStore *store, const char *folder_name,
CamelException *ex);
static void imap_keepalive (CamelRemoteStore *store);
static void get_folders_online (CamelImapStore *imap_store, const char *pattern,
GPtrArray *folders, gboolean lsub, CamelException *ex);
static void
camel_imap_store_class_init (CamelImapStoreClass *camel_imap_store_class)
{
CamelServiceClass *camel_service_class =
CAMEL_SERVICE_CLASS (camel_imap_store_class);
CamelStoreClass *camel_store_class =
CAMEL_STORE_CLASS (camel_imap_store_class);
CamelRemoteStoreClass *camel_remote_store_class =
CAMEL_REMOTE_STORE_CLASS (camel_imap_store_class);
CamelDiscoStoreClass *camel_disco_store_class =
CAMEL_DISCO_STORE_CLASS (camel_imap_store_class);
disco_store_class = CAMEL_DISCO_STORE_CLASS (camel_type_get_global_classfuncs (camel_disco_store_get_type ()));
remote_store_class = CAMEL_REMOTE_STORE_CLASS (camel_type_get_global_classfuncs (camel_remote_store_get_type ()));
/* virtual method overload */
camel_service_class->construct = construct;
camel_service_class->query_auth_types = query_auth_types;
camel_store_class->hash_folder_name = hash_folder_name;
camel_store_class->compare_folder_name = compare_folder_name;
camel_store_class->create_folder = create_folder;
camel_store_class->delete_folder = delete_folder;
camel_store_class->free_folder_info = camel_store_free_folder_info_full;
camel_store_class->folder_subscribed = folder_subscribed;
camel_store_class->subscribe_folder = subscribe_folder;
camel_store_class->unsubscribe_folder = unsubscribe_folder;
camel_remote_store_class->keepalive = imap_keepalive;
camel_disco_store_class->can_work_offline = can_work_offline;
camel_disco_store_class->connect_online = imap_connect_online;
camel_disco_store_class->connect_offline = imap_connect_offline;
camel_disco_store_class->disconnect_online = imap_disconnect_online;
camel_disco_store_class->disconnect_offline = imap_disconnect_offline;
camel_disco_store_class->get_folder_online = get_folder_online;
camel_disco_store_class->get_folder_offline = get_folder_offline;
camel_disco_store_class->get_folder_resyncing = get_folder_online;
camel_disco_store_class->get_folder_info_online = get_folder_info_online;
camel_disco_store_class->get_folder_info_offline = get_folder_info_offline;
camel_disco_store_class->get_folder_info_resyncing = get_folder_info_online;
}
static gboolean
free_key (gpointer key, gpointer value, gpointer user_data)
{
g_free (key);
return TRUE;
}
static void
camel_imap_store_finalize (CamelObject *object)
{
CamelImapStore *imap_store = CAMEL_IMAP_STORE (object);
/* This frees current_folder, folders, authtypes, and namespace. */
imap_disconnect_offline (CAMEL_SERVICE (object), FALSE, NULL);
if (imap_store->base_url)
g_free (imap_store->base_url);
if (imap_store->storage_path)
g_free (imap_store->storage_path);
#ifdef ENABLE_THREADS
e_mutex_destroy (imap_store->priv->command_lock);
e_thread_destroy(imap_store->async_thread);
#endif
g_free (imap_store->priv);
}
#ifdef ENABLE_THREADS
static void async_destroy(EThread *et, EMsg *em, void *data)
{
CamelImapStore *imap_store = data;
CamelImapMsg *msg = (CamelImapMsg *)em;
if (msg->free)
msg->free(imap_store, msg);
g_free(msg);
}
static void async_received(EThread *et, EMsg *em, void *data)
{
CamelImapStore *imap_store = data;
CamelImapMsg *msg = (CamelImapMsg *)em;
if (msg->receive)
msg->receive(imap_store, msg);
}
CamelImapMsg *camel_imap_msg_new(void (*receive)(CamelImapStore *store, struct _CamelImapMsg *m),
void (*free)(CamelImapStore *store, struct _CamelImapMsg *m),
size_t size)
{
CamelImapMsg *msg;
g_assert(size >= sizeof(*msg));
msg = g_malloc0(size);
msg->receive = receive;
msg->free = free;
return msg;
}
void camel_imap_msg_queue(CamelImapStore *store, CamelImapMsg *msg)
{
e_thread_put(store->async_thread, (EMsg *)msg);
}
#endif
static void
camel_imap_store_init (gpointer object, gpointer klass)
{
CamelRemoteStore *remote_store = CAMEL_REMOTE_STORE (object);
CamelImapStore *imap_store = CAMEL_IMAP_STORE (object);
remote_store->default_port = 143;
remote_store->default_ssl_port = 993;
imap_store->dir_sep = '\0';
imap_store->current_folder = NULL;
imap_store->connected = FALSE;
imap_store->subscribed_folders = NULL;
imap_store->tag_prefix = imap_tag_prefix++;
if (imap_tag_prefix > 'Z')
imap_tag_prefix = 'A';
imap_store->priv = g_malloc0 (sizeof (*imap_store->priv));
#ifdef ENABLE_THREADS
imap_store->priv->command_lock = e_mutex_new (E_MUTEX_REC);
imap_store->async_thread = e_thread_new(E_THREAD_QUEUE);
e_thread_set_msg_destroy(imap_store->async_thread, async_destroy, imap_store);
e_thread_set_msg_received(imap_store->async_thread, async_received, imap_store);
#endif
}
CamelType
camel_imap_store_get_type (void)
{
static CamelType camel_imap_store_type = CAMEL_INVALID_TYPE;
if (camel_imap_store_type == CAMEL_INVALID_TYPE) {
camel_imap_store_type =
camel_type_register (CAMEL_DISCO_STORE_TYPE, "CamelImapStore",
sizeof (CamelImapStore),
sizeof (CamelImapStoreClass),
(CamelObjectClassInitFunc) camel_imap_store_class_init,
NULL,
(CamelObjectInitFunc) camel_imap_store_init,
(CamelObjectFinalizeFunc) camel_imap_store_finalize);
}
return camel_imap_store_type;
}
static void
construct (CamelService *service, CamelSession *session,
CamelProvider *provider, CamelURL *url,
CamelException *ex)
{
CamelImapStore *imap_store = CAMEL_IMAP_STORE (service);
CamelStore *store = CAMEL_STORE (service);
CAMEL_SERVICE_CLASS (disco_store_class)->construct (service, session, provider, url, ex);
if (camel_exception_is_set (ex))
return;
imap_store->storage_path = camel_session_get_storage_path (session, service, ex);
if (!imap_store->storage_path)
return;
/* FIXME */
imap_store->base_url = camel_url_to_string (service->url, (CAMEL_URL_HIDE_PASSWORD |
CAMEL_URL_HIDE_PARAMS |
CAMEL_URL_HIDE_AUTH));
imap_store->parameters = 0;
if (camel_url_get_param (url, "use_lsub"))
store->flags |= CAMEL_STORE_SUBSCRIPTIONS;
if (camel_url_get_param (url, "namespace")) {
imap_store->parameters |= IMAP_PARAM_OVERRIDE_NAMESPACE;
imap_store->namespace = g_strdup (camel_url_get_param (url, "namespace"));
}
if (camel_url_get_param (url, "check_all"))
imap_store->parameters |= IMAP_PARAM_CHECK_ALL;
if (camel_url_get_param (url, "filter")) {
imap_store->parameters |= IMAP_PARAM_FILTER_INBOX;
store->flags |= CAMEL_STORE_FILTER_INBOX;
}
}
static void
imap_set_server_level (CamelImapStore *store)
{
if (store->capabilities & IMAP_CAPABILITY_IMAP4REV1) {
store->server_level = IMAP_LEVEL_IMAP4REV1;
store->capabilities |= IMAP_CAPABILITY_STATUS;
} else if (store->capabilities & IMAP_CAPABILITY_IMAP4)
store->server_level = IMAP_LEVEL_IMAP4;
else
store->server_level = IMAP_LEVEL_UNKNOWN;
}
static struct {
const char *name;
guint32 flag;
} capabilities[] = {
{ "IMAP4", IMAP_CAPABILITY_IMAP4 },
{ "IMAP4REV1", IMAP_CAPABILITY_IMAP4REV1 },
{ "STATUS", IMAP_CAPABILITY_STATUS },
{ "NAMESPACE", IMAP_CAPABILITY_NAMESPACE },
{ "UIDPLUS", IMAP_CAPABILITY_UIDPLUS },
{ "LITERAL+", IMAP_CAPABILITY_LITERALPLUS },
{ NULL, 0 }
};
/* we have remote-store:connect_lock by now */
static gboolean
connect_to_server (CamelService *service, CamelException *ex)
{
CamelImapStore *store = CAMEL_IMAP_STORE (service);
CamelImapResponse *response;
char *result, *buf, *capa, *lasts;
int i;
CAMEL_IMAP_STORE_ASSERT_LOCKED (store, command_lock);
store->command = 0;
/* Read the greeting, if any. FIXME: deal with PREAUTH */
if (camel_remote_store_recv_line (CAMEL_REMOTE_STORE (service),
&buf, ex) < 0) {
return FALSE;
}
g_free (buf);
store->connected = TRUE;
/* Find out the IMAP capabilities */
store->capabilities = 0;
store->authtypes = g_hash_table_new (g_str_hash, g_str_equal);
response = camel_imap_command (store, NULL, ex, "CAPABILITY");
if (!response)
return FALSE;
result = camel_imap_response_extract (store, response, "CAPABILITY ", ex);
if (!result)
return FALSE;
/* Skip over "* CAPABILITY ". */
capa = result + 13;
for (capa = strtok_r (capa, " ", &lasts); capa;
capa = strtok_r (NULL, " ", &lasts)) {
if (!strncmp (capa, "AUTH=", 5)) {
g_hash_table_insert (store->authtypes,
g_strdup (capa + 5),
GINT_TO_POINTER (1));
continue;
}
for (i = 0; capabilities[i].name; i++) {
if (g_strcasecmp (capa, capabilities[i].name) == 0) {
store->capabilities |= capabilities[i].flag;
break;
}
}
}
g_free (result);
imap_set_server_level (store);
return TRUE;
}
extern CamelServiceAuthType camel_imap_password_authtype;
static GList *
query_auth_types (CamelService *service, CamelException *ex)
{
CamelImapStore *store = CAMEL_IMAP_STORE (service);
CamelServiceAuthType *authtype;
GList *types, *sasl_types, *t, *next;
gboolean connected;
if (!camel_disco_store_check_online (CAMEL_DISCO_STORE (store), ex))
return NULL;
CAMEL_IMAP_STORE_LOCK (store, command_lock);
connected = CAMEL_SERVICE_CLASS (remote_store_class)->connect (service, ex) && connect_to_server (service, ex);
CAMEL_IMAP_STORE_UNLOCK (store, command_lock);
if (!connected)
return NULL;
types = CAMEL_SERVICE_CLASS (disco_store_class)->query_auth_types (service, ex);
if (camel_exception_is_set (ex))
return types;
sasl_types = camel_sasl_authtype_list (FALSE);
for (t = sasl_types; t; t = next) {
authtype = t->data;
next = t->next;
if (!g_hash_table_lookup (store->authtypes, authtype->authproto)) {
sasl_types = g_list_remove_link (sasl_types, t);
g_list_free_1 (t);
}
}
types = g_list_concat (types, sasl_types);
return g_list_prepend (types, &camel_imap_password_authtype);
}
/* call refresh folder directly, bypassing the folder lock */
static void
refresh_folder_info (gpointer key, gpointer value, gpointer data)
{
CamelFolder *folder = CAMEL_FOLDER (value);
CAMEL_IMAP_FOLDER (folder)->need_rescan = TRUE;
CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(folder))->refresh_info(folder, data);
}
/* This is a little 'hack' to avoid the deadlock conditions that would otherwise
ensue when calling camel_folder_refresh_info from inside a lock */
/* NB: on second thougts this is probably not entirely safe, but it'll do for now */
/* the alternative is to:
make the camel folder->lock recursive (which should probably be done)
or remove it from camel_folder_refresh_info, and use another locking mechanism */
static void
imap_store_refresh_folders (CamelRemoteStore *store, CamelException *ex)
{
CAMEL_STORE_LOCK(store, cache_lock);
g_hash_table_foreach (CAMEL_STORE (store)->folders, refresh_folder_info, ex);
CAMEL_STORE_UNLOCK(store, cache_lock);
}
static gboolean
try_auth (CamelImapStore *store, const char *mech, CamelException *ex)
{
CamelSasl *sasl;
CamelImapResponse *response;
char *resp;
char *sasl_resp;
CAMEL_IMAP_STORE_ASSERT_LOCKED (store, command_lock);
response = camel_imap_command (store, NULL, ex,
"AUTHENTICATE %s", mech);
if (!response)
return FALSE;
sasl = camel_sasl_new ("imap", mech, CAMEL_SERVICE (store));
while (!camel_sasl_authenticated (sasl)) {
resp = camel_imap_response_extract_continuation (store, response, ex);
if (!resp)
goto lose;
sasl_resp = camel_sasl_challenge_base64 (sasl, resp + 2, ex);
g_free (resp);
if (camel_exception_is_set (ex))
goto break_and_lose;
response = camel_imap_command_continuation (store, sasl_resp, ex);
g_free (sasl_resp);
if (!response)
goto lose;
}
resp = camel_imap_response_extract_continuation (store, response, NULL);
if (resp) {
/* Oops. SASL claims we're done, but the IMAP server
* doesn't think so...
*/
g_free (resp);
goto lose;
}
camel_object_unref (CAMEL_OBJECT (sasl));
return TRUE;
break_and_lose:
/* Get the server out of "waiting for continuation data" mode. */
response = camel_imap_command_continuation (store, "*", NULL);
if (response)
camel_imap_response_free (store, response);
lose:
if (!camel_exception_is_set (ex)) {
camel_exception_set (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
_("Bad authentication response from server."));
}
camel_object_unref (CAMEL_OBJECT (sasl));
return FALSE;
}
static gboolean
imap_auth_loop (CamelService *service, CamelException *ex)
{
CamelImapStore *store = CAMEL_IMAP_STORE (service);
CamelSession *session = camel_service_get_session (service);
CamelServiceAuthType *authtype = NULL;
CamelImapResponse *response;
char *errbuf = NULL;
gboolean authenticated = FALSE;
CAMEL_IMAP_STORE_ASSERT_LOCKED (store, command_lock);
if (service->url->authmech) {
if (!g_hash_table_lookup (store->authtypes, service->url->authmech)) {
camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
_("IMAP server %s does not support requested "
"authentication type %s"),
service->url->host,
service->url->authmech);
return FALSE;
}
authtype = camel_sasl_authtype (service->url->authmech);
if (!authtype) {
camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
_("No support for authentication type %s"),
service->url->authmech);
return FALSE;
}
if (!authtype->need_password) {
authenticated = try_auth (store, authtype->authproto, ex);
if (!authenticated)
return FALSE;
}
}
while (!authenticated) {
if (errbuf) {
/* We need to un-cache the password before prompting again */
camel_session_forget_password (
session, service, "password", ex);
g_free (service->url->passwd);
service->url->passwd = NULL;
}
if (!service->url->passwd) {
char *prompt;
prompt = g_strdup_printf (_("%sPlease enter the IMAP "
"password for %s@%s"),
errbuf ? errbuf : "",
service->url->user,
service->url->host);
service->url->passwd =
camel_session_get_password (
session, prompt, TRUE,
service, "password", ex);
g_free (prompt);
g_free (errbuf);
errbuf = NULL;
if (!service->url->passwd) {
camel_exception_set (ex, CAMEL_EXCEPTION_USER_CANCEL,
_("You didn't enter a password."));
return FALSE;
}
}
if (!store->connected) {
/* Some servers (eg, courier) will disconnect on
* a bad password. So reconnect here.
*/
if (!connect_to_server (service, ex))
return FALSE;
}
if (authtype)
authenticated = try_auth (store, authtype->authproto, ex);
else {
response = camel_imap_command (store, NULL, ex,
"LOGIN %S %S",
service->url->user,
service->url->passwd);
if (response) {
camel_imap_response_free (store, response);
authenticated = TRUE;
}
}
if (!authenticated) {
errbuf = g_strdup_printf (_("Unable to authenticate "
"to IMAP server.\n%s\n\n"),
camel_exception_get_description (ex));
camel_exception_clear (ex);
}
}
return TRUE;
}
#define IMAP_STOREINFO_VERSION 1
static gboolean
can_work_offline (CamelDiscoStore *disco_store)
{
CamelImapStore *store = CAMEL_IMAP_STORE (disco_store);
char *path;
gboolean can;
path = g_strdup_printf ("%s/storeinfo", store->storage_path);
can = access (path, F_OK) == 0;
g_free (path);
return can;
}
static gboolean
imap_connect_online (CamelService *service, CamelException *ex)
{
CamelImapStore *store = CAMEL_IMAP_STORE (service);
CamelDiscoStore *disco_store = CAMEL_DISCO_STORE (service);
CamelImapResponse *response;
int i, flags, len;
char *result, *name, *path;
FILE *storeinfo;
CAMEL_IMAP_STORE_LOCK (store, command_lock);
if (!connect_to_server (service, ex) ||
!imap_auth_loop (service, ex)) {
CAMEL_IMAP_STORE_UNLOCK (store, command_lock);
camel_service_disconnect (service, TRUE, NULL);
return FALSE;
}
path = g_strdup_printf ("%s/storeinfo", store->storage_path);
storeinfo = fopen (path, "w");
if (!storeinfo)
g_warning ("Could not open storeinfo %s", path);
g_free (path);
/* Write header and capabilities */
camel_file_util_encode_uint32 (storeinfo, IMAP_STOREINFO_VERSION);
camel_file_util_encode_uint32 (storeinfo, store->capabilities);
/* Get namespace and hierarchy separator */
if ((store->capabilities & IMAP_CAPABILITY_NAMESPACE) &&
!(store->parameters & IMAP_PARAM_OVERRIDE_NAMESPACE)) {
response = camel_imap_command (store, NULL, ex, "NAMESPACE");
if (!response)
goto done;
result = camel_imap_response_extract (store, response, "NAMESPACE", ex);
if (!result)
goto done;
name = strstrcase (result, "NAMESPACE ((");
if (name) {
char *sep;
name += 12;
store->namespace = imap_parse_string (&name, &len);
if (name && *name++ == ' ') {
sep = imap_parse_string (&name, &len);
if (sep) {
store->dir_sep = *sep;
g_free (sep);
}
}
}
g_free (result);
}
if (!store->namespace)
store->namespace = g_strdup ("");
if (!store->dir_sep) {
if (store->server_level >= IMAP_LEVEL_IMAP4REV1) {
/* This idiom means "tell me the hierarchy separator
* for the given path, even if that path doesn't exist.
*/
response = camel_imap_command (store, NULL, ex,
"LIST %S \"\"",
store->namespace);
} else {
/* Plain IMAP4 doesn't have that idiom, so we fall back
* to "tell me about this folder", which will fail if
* the folder doesn't exist (eg, if namespace is "").
*/
response = camel_imap_command (store, NULL, ex,
"LIST \"\" %S",
store->namespace);
}
if (!response)
goto done;
result = camel_imap_response_extract (store, response, "LIST", NULL);
if (result) {
imap_parse_list_response (store, result, NULL, &store->dir_sep, NULL);
g_free (result);
}
if (!store->dir_sep)
store->dir_sep = '/'; /* Guess */
}
/* canonicalize the namespace to end with dir_sep */
len = strlen (store->namespace);
if (len && store->namespace[len - 1] != store->dir_sep) {
gchar *tmp;
tmp = g_strdup_printf ("%s%c", store->namespace, store->dir_sep);
g_free (store->namespace);
store->namespace = tmp;
}
/* Write namespace/separator out */
camel_file_util_encode_string (storeinfo, store->namespace);
camel_file_util_encode_uint32 (storeinfo, store->dir_sep);
if (CAMEL_STORE (store)->flags & CAMEL_STORE_SUBSCRIPTIONS) {
/* Get subscribed folders */
response = camel_imap_command (store, NULL, ex, "LSUB \"\" \"*\"");
if (!response)
goto done;
store->subscribed_folders = g_hash_table_new (g_str_hash, g_str_equal);
for (i = 0; i < response->untagged->len; i++) {
result = response->untagged->pdata[i];
if (!imap_parse_list_response (store, result, &flags, NULL, &name))
continue;
if (flags & (IMAP_LIST_FLAG_MARKED | IMAP_LIST_FLAG_UNMARKED))
store->capabilities |= IMAP_CAPABILITY_useful_lsub;
if (flags & IMAP_LIST_FLAG_NOSELECT) {
g_free (name);
continue;
}
g_hash_table_insert (store->subscribed_folders, name,
GINT_TO_POINTER (1));
camel_file_util_encode_string (storeinfo, result);
}
camel_imap_response_free (store, response);
}
path = g_strdup_printf ("%s/journal", store->storage_path);
disco_store->diary = camel_disco_diary_new (disco_store, path, ex);
g_free (path);
done:
fclose (storeinfo);
CAMEL_IMAP_STORE_UNLOCK (store, command_lock);
if (camel_exception_is_set (ex))
camel_service_disconnect (service, TRUE, NULL);
else
imap_store_refresh_folders (CAMEL_REMOTE_STORE (store), ex);
return !camel_exception_is_set (ex);
}
static gboolean
imap_connect_offline (CamelService *service, CamelException *ex)
{
CamelImapStore *store = CAMEL_IMAP_STORE (service);
CamelDiscoStore *disco_store = CAMEL_DISCO_STORE (service);
char *buf, *name, *path;
FILE *storeinfo;
guint32 tmp;
path = g_strdup_printf ("%s/journal", store->storage_path);
disco_store->diary = camel_disco_diary_new (disco_store, path, ex);
g_free (path);
if (!disco_store->diary)
return FALSE;
path = g_strdup_printf ("%s/storeinfo", store->storage_path);
storeinfo = fopen (path, "r");
g_free (path);
tmp = 0;
if (storeinfo)
camel_file_util_decode_uint32 (storeinfo, &tmp);
if (tmp != IMAP_STOREINFO_VERSION) {
if (storeinfo)
fclose (storeinfo);
/* We know we're offline, so this will have to set ex
* and return FALSE.
*/
return camel_disco_store_check_online (CAMEL_DISCO_STORE (store), ex);
}
camel_file_util_decode_uint32 (storeinfo, &store->capabilities);
imap_set_server_level (store);
camel_file_util_decode_string (storeinfo, &store->namespace);
camel_file_util_decode_uint32 (storeinfo, &tmp);
store->dir_sep = tmp;
/* Get subscribed folders */
store->subscribed_folders = g_hash_table_new (g_str_hash, g_str_equal);
while (camel_file_util_decode_string (storeinfo, &buf) == 0) {
if (!imap_parse_list_response (store, buf, NULL, NULL, &name)) {
g_free (buf);
continue;
}
g_hash_table_insert (store->subscribed_folders, name,
GINT_TO_POINTER (1));
g_free (buf);
}
fclose (storeinfo);
imap_store_refresh_folders (CAMEL_REMOTE_STORE (store), ex);
store->connected = !camel_exception_is_set (ex);
return store->connected;
}
static gboolean
imap_disconnect_offline (CamelService *service, gboolean clean, CamelException *ex)
{
CamelImapStore *store = CAMEL_IMAP_STORE (service);
CamelDiscoStore *disco = CAMEL_DISCO_STORE (service);
store->connected = FALSE;
if (store->current_folder) {
camel_object_unref (CAMEL_OBJECT (store->current_folder));
store->current_folder = NULL;
}
if (store->subscribed_folders) {
g_hash_table_foreach_remove (store->subscribed_folders,
free_key, NULL);
g_hash_table_destroy (store->subscribed_folders);
store->subscribed_folders = NULL;
}
if (store->authtypes) {
g_hash_table_foreach_remove (store->authtypes,
free_key, NULL);
g_hash_table_destroy (store->authtypes);
store->authtypes = NULL;
}
if (store->namespace && !(store->parameters & IMAP_PARAM_OVERRIDE_NAMESPACE)) {
g_free (store->namespace);
store->namespace = NULL;
}
if (disco->diary) {
camel_object_unref (CAMEL_OBJECT (disco->diary));
disco->diary = NULL;
}
return TRUE;
}
static gboolean
imap_disconnect_online (CamelService *service, gboolean clean, CamelException *ex)
{
CamelImapStore *store = CAMEL_IMAP_STORE (service);
CamelImapResponse *response;
if (store->connected && clean) {
response = camel_imap_command (store, NULL, ex, "LOGOUT");
camel_imap_response_free (store, response);
}
imap_disconnect_offline (service, clean, ex);
return TRUE;
}
static guint
hash_folder_name (gconstpointer key)
{
if (g_strcasecmp (key, "INBOX") == 0)
return g_str_hash ("INBOX");
else
return g_str_hash (key);
}
static gint
compare_folder_name (gconstpointer a, gconstpointer b)
{
gconstpointer aname = a, bname = b;
if (g_strcasecmp (a, "INBOX") == 0)
aname = "INBOX";
if (g_strcasecmp (b, "INBOX") == 0)
bname = "INBOX";
return g_str_equal (aname, bname);
}
static CamelFolder *
no_such_folder (const char *name, CamelException *ex)
{
camel_exception_setv (ex, CAMEL_EXCEPTION_STORE_NO_FOLDER,
_("No such folder %s"), name);
return NULL;
}
static int
get_folder_status (CamelImapStore *imap_store, const char *folder_name, const char *type)
{
CamelImapResponse *response;
char *status, *p;
int out;
/* FIXME: we assume the server is STATUS-capable */
response = camel_imap_command (imap_store, NULL, NULL,
"STATUS %F (%s)",
folder_name,
type);
if (!response)
return -1;
status = camel_imap_response_extract (imap_store, response,
"STATUS", NULL);
if (!status)
return -1;
p = strstrcase (status, type);
if (p)
out = strtoul (p + strlen (type), NULL, 10);
else
out = -1;
g_free (status);
return out;
}
static CamelFolder *
get_folder_online (CamelStore *store, const char *folder_name,
guint32 flags, CamelException *ex)
{
CamelImapStore *imap_store = CAMEL_IMAP_STORE (store);
CamelImapResponse *response;
CamelFolder *new_folder;
char *folder_dir;
if (!camel_remote_store_connected (CAMEL_REMOTE_STORE (store), ex))
return NULL;
if (!g_strcasecmp (folder_name, "INBOX"))
folder_name = "INBOX";
/* Lock around the whole lot to check/create atomically */
CAMEL_IMAP_STORE_LOCK (imap_store, command_lock);
if (imap_store->current_folder) {
camel_object_unref (CAMEL_OBJECT (imap_store->current_folder));
imap_store->current_folder = NULL;
}
response = camel_imap_command (imap_store, NULL, NULL,
"SELECT %F", folder_name);
if (!response) {
if (!flags & CAMEL_STORE_FOLDER_CREATE)
return no_such_folder (folder_name, ex);
response = camel_imap_command (imap_store, NULL, ex,
"CREATE %F", folder_name);
if (response) {
camel_imap_response_free (imap_store, response);
response = camel_imap_command (imap_store, NULL, NULL,
"SELECT %F", folder_name);
}
if (!response) {
CAMEL_IMAP_STORE_UNLOCK (imap_store, command_lock);
return NULL;
}
}
folder_dir = e_path_to_physical (imap_store->storage_path, folder_name);
new_folder = camel_imap_folder_new (store, folder_name, folder_dir, ex);
g_free (folder_dir);
if (new_folder) {
imap_store->current_folder = new_folder;
camel_object_ref (CAMEL_OBJECT (new_folder));
camel_imap_folder_selected (new_folder, response, ex);
if (camel_exception_is_set (ex)) {
camel_object_unref (CAMEL_OBJECT (imap_store->current_folder));
imap_store->current_folder = NULL;
camel_object_unref (CAMEL_OBJECT (new_folder));
new_folder = NULL;
}
}
camel_imap_response_free_without_processing (imap_store, response);
CAMEL_IMAP_STORE_UNLOCK (imap_store, command_lock);
return new_folder;
}
static CamelFolder *
get_folder_offline (CamelStore *store, const char *folder_name,
guint32 flags, CamelException *ex)
{
CamelImapStore *imap_store = CAMEL_IMAP_STORE (store);
CamelFolder *new_folder;
char *folder_dir;
if (!imap_store->connected &&
!camel_service_connect (CAMEL_SERVICE (store), ex))
return NULL;
if (!g_strcasecmp (folder_name, "INBOX"))
folder_name = "INBOX";
folder_dir = e_path_to_physical (imap_store->storage_path, folder_name);
if (access (folder_dir, F_OK) != 0)
return no_such_folder (folder_name, ex);
new_folder = camel_imap_folder_new (store, folder_name, folder_dir, ex);
g_free (folder_dir);
return new_folder;
}
static void
delete_folder (CamelStore *store, const char *folder_name, CamelException *ex)
{
CamelImapStore *imap_store = CAMEL_IMAP_STORE (store);
CamelImapResponse *response;
if (!camel_disco_store_check_online (CAMEL_DISCO_STORE (store), ex))
return;
/* make sure this folder isn't currently SELECTed */
response = camel_imap_command (imap_store, NULL, ex, "SELECT INBOX");
if (response) {
camel_imap_response_free_without_processing (imap_store, response);
if (imap_store->current_folder)
camel_object_unref (CAMEL_OBJECT (imap_store->current_folder));
/* no need to actually create a CamelFolder for INBOX */
imap_store->current_folder = NULL;
} else
return;
response = camel_imap_command (imap_store, NULL, ex, "DELETE %F",
folder_name);
if (response)
camel_imap_response_free (imap_store, response);
}
static CamelFolderInfo *
create_folder (CamelStore *store, const char *parent_name,
const char *folder_name, CamelException *ex)
{
CamelImapStore *imap_store = CAMEL_IMAP_STORE (store);
char *full_name, *resp, *thisone;
CamelImapResponse *response;
CamelException internal_ex;
CamelFolderInfo *root = NULL;
gboolean need_convert;
char **pathnames = NULL;
GPtrArray *folders = NULL;
int i = 0, flags;
if (!camel_disco_store_check_online (CAMEL_DISCO_STORE (store), ex))
return NULL;
if (!parent_name)
parent_name = "";
/* check if the parent allows inferiors */
need_convert = FALSE;
response = camel_imap_command (imap_store, NULL, ex, "LIST \"\" %F",
parent_name);
if (!response) /* whoa, this is bad */
return NULL;
/* FIXME: does not handle unexpected circumstances very well */
for (i = 0; i < response->untagged->len; i++) {
resp = response->untagged->pdata[i];
if (!imap_parse_list_response (imap_store, resp, &flags, NULL, &thisone))
continue;
if (strcmp (thisone, parent_name) == 0) {
if (flags & IMAP_LIST_FLAG_NOINFERIORS)
need_convert = TRUE;
break;
}
}
camel_imap_response_free (imap_store, response);
camel_exception_init (&internal_ex);
/* if not, check if we can delete it and recreate it */
if (need_convert) {
char *name;
if (get_folder_status (imap_store, parent_name, "MESSAGES")) {
camel_exception_set (ex, CAMEL_EXCEPTION_FOLDER_INVALID_STATE,
_("The parent folder is not allowed to contain subfolders"));
return NULL;
}
/* delete the old parent and recreate it */
delete_folder (store, parent_name, &internal_ex);
if (camel_exception_is_set (&internal_ex)) {
camel_exception_xfer (ex, &internal_ex);
return NULL;
}
/* add the dirsep to the end of parent_name */
name = g_strdup_printf ("%s%c", parent_name, imap_store->dir_sep);
response = camel_imap_command (imap_store, NULL, ex, "CREATE %F",
name);
g_free (name);
if (!response)
return NULL;
else
camel_imap_response_free (imap_store, response);
}
/* ok now we can create the folder */
full_name = imap_concat (imap_store, parent_name, folder_name);
response = camel_imap_command (imap_store, NULL, ex, "CREATE %F",
full_name);
g_free (full_name);
if (response) {
camel_imap_response_free (imap_store, response);
/* We have to do this in case we are creating a
recursive directory structure */
i = 0;
pathnames = imap_parse_folder_name (imap_store, folder_name);
full_name = imap_concat (imap_store, parent_name, pathnames[i]);
g_free (pathnames[i]);
folders = g_ptr_array_new ();
get_folders_online (imap_store, full_name, folders, FALSE, ex);
g_free (full_name);
if (camel_exception_is_set (&internal_ex)) {
camel_exception_xfer (&internal_ex, ex);
goto exception;
}
for (i = 1; pathnames[i]; i++) {
full_name = imap_concat (imap_store, parent_name, pathnames[i]);
g_free (pathnames[i]);
get_folders_online (imap_store, full_name, folders, FALSE, &internal_ex);
if (camel_exception_is_set (&internal_ex)) {
camel_exception_xfer (&internal_ex, ex);
goto exception;
}
g_free (full_name);
if (folders->len != i + 1)
break;
}
g_free (pathnames);
root = camel_folder_info_build (folders, camel_url_get_param (CAMEL_SERVICE (store)->url, "namespace"),
imap_store->dir_sep, TRUE);
g_ptr_array_free (folders, TRUE);
}
return root;
exception:
for (/* i is already set */; pathnames && pathnames[i]; i++)
g_free (pathnames[i]);
g_free (pathnames);
if (folders) {
for (i = 0; i < folders->len; i++)
camel_folder_info_free (folders->pdata[i]);
g_ptr_array_free (folders, TRUE);
}
return NULL;
}
static CamelFolderInfo *
parse_list_response_as_folder_info (CamelImapStore *imap_store,
const char *response)
{
CamelFolderInfo *fi;
int flags;
char sep, *dir, *name = NULL;
CamelURL *url;
if (!imap_parse_list_response (imap_store, response, &flags, &sep, &dir))
return NULL;
if (sep) {
name = strrchr (dir, sep);
if (name && !*++name) {
g_free (dir);
return NULL;
}
}
fi = g_new0 (CamelFolderInfo, 1);
fi->full_name = dir;
if (sep && name)
fi->name = g_strdup (name);
else
fi->name = g_strdup (dir);
url = camel_url_new (imap_store->base_url, NULL);
g_free (url->path);
url->path = g_strdup_printf ("/%s", dir);
if (flags & IMAP_LIST_FLAG_NOSELECT)
camel_url_set_param (url, "noselect", "yes");
fi->url = camel_url_to_string (url, 0);
camel_url_free (url);
if (!(flags & IMAP_LIST_FLAG_UNMARKED))
fi->unread_message_count = -1;
return fi;
}
static void
copy_folder_name (gpointer name, gpointer key, gpointer array)
{
g_ptr_array_add (array, name);
}
static void
get_subscribed_folders_by_hand (CamelImapStore *imap_store, const char *top,
GPtrArray *folders, CamelException *ex)
{
GPtrArray *names;
CamelImapResponse *response;
CamelFolderInfo *fi;
char *result;
int i, toplen = strlen (top);
names = g_ptr_array_new ();
g_hash_table_foreach (imap_store->subscribed_folders,
copy_folder_name, names);
for (i = 0; i < names->len; i++) {
response = camel_imap_command (imap_store, NULL, ex,
"LIST \"\" %F",
names->pdata[i]);
if (!response) {
g_ptr_array_free (names, TRUE);
return;
}
result = camel_imap_response_extract (imap_store, response, "LIST", NULL);
if (!result) {
g_hash_table_remove (imap_store->subscribed_folders,
names->pdata[i]);
g_free (names->pdata[i]);
g_ptr_array_remove_index_fast (names, i--);
continue;
}
fi = parse_list_response_as_folder_info (imap_store, result);
if (!fi)
continue;
if (strncmp (top, fi->full_name, toplen) != 0) {
camel_folder_info_free (fi);
continue;
}
g_ptr_array_add (folders, fi);
}
g_ptr_array_free (names, TRUE);
}
static void
get_folders_online (CamelImapStore *imap_store, const char *pattern,
GPtrArray *folders, gboolean lsub, CamelException *ex)
{
CamelImapResponse *response;
CamelFolderInfo *fi;
char *list;
int i;
response = camel_imap_command (imap_store, NULL, ex,
"%s \"\" %F", lsub ? "LSUB" : "LIST",
pattern);
if (!response)
return;
for (i = 0; i < response->untagged->len; i++) {
list = response->untagged->pdata[i];
fi = parse_list_response_as_folder_info (imap_store, list);
if (fi)
g_ptr_array_add (folders, fi);
}
camel_imap_response_free (imap_store, response);
}
static CamelFolderInfo *
get_folder_info_online (CamelStore *store, const char *top,
guint32 flags, CamelException *ex)
{
CamelImapStore *imap_store = CAMEL_IMAP_STORE (store);
gboolean need_inbox = FALSE;
GPtrArray *folders;
const char *name;
char *pattern;
CamelFolderInfo *fi, *tree;
int i;
if (!camel_remote_store_connected (CAMEL_REMOTE_STORE (store), ex))
return NULL;
name = top;
if (!name || name[0] == '\0') {
need_inbox = TRUE;
name = "";
}
folders = g_ptr_array_new ();
/* Get top-level */
get_folders_online (imap_store, name, folders, FALSE, ex);
if (camel_exception_is_set (ex))
goto lose;
if (folders->len) {
const char *noselect;
CamelURL *url;
fi = folders->pdata[0];
url = camel_url_new (fi->url, NULL);
noselect = url ? camel_url_get_param (url, "noselect") : NULL;
if (noselect && !g_strcasecmp (noselect, "yes") && name[0] == '\0') {
camel_folder_info_free (fi);
g_ptr_array_remove_index (folders, 0);
}
camel_url_free (url);
}
/* If we want to look at only subscribed folders AND check if
* any of them have new mail, AND the server doesn't return
* Marked/UnMarked with LSUB, then use
* get_subscribed_folders_by_hand. In all other cases, use a
* single LIST or LSUB command.
*/
if ((flags & CAMEL_STORE_FOLDER_INFO_SUBSCRIBED) &&
!(imap_store->capabilities & IMAP_CAPABILITY_useful_lsub) &&
(imap_store->parameters & IMAP_PARAM_CHECK_ALL)) {
get_subscribed_folders_by_hand (imap_store, name, folders, ex);
} else {
pattern = imap_concat (imap_store, name, (flags & CAMEL_STORE_FOLDER_INFO_RECURSIVE) ? "*" : "%");
get_folders_online (imap_store, pattern, folders, (flags & CAMEL_STORE_FOLDER_INFO_SUBSCRIBED), ex);
g_free (pattern);
}
if (camel_exception_is_set (ex)) {
lose:
for (i = 0; i < folders->len; i++)
camel_folder_info_free (folders->pdata[i]);
g_ptr_array_free (folders, TRUE);
return NULL;
}
/* Add INBOX, if necessary */
if (need_inbox) {
for (i = 0; i < folders->len; i++) {
fi = folders->pdata[i];
if (!g_strcasecmp (fi->full_name, "INBOX")) {
need_inbox = FALSE;
break;
}
}
if (need_inbox) {
CamelURL *url;
char *uri;
url = camel_url_new (imap_store->base_url, NULL);
g_free (url->path);
url->path = g_strdup ("/INBOX");
uri = camel_url_to_string (url, 0);
camel_url_free (url);
fi = g_new0 (CamelFolderInfo, 1);
fi->full_name = g_strdup ("INBOX");
fi->name = g_strdup ("INBOX");
fi->url = uri;
fi->unread_message_count = -1;
g_ptr_array_add (folders, fi);
}
}
/* Assemble. */
tree = camel_folder_info_build (folders, name, imap_store->dir_sep, TRUE);
if (flags & CAMEL_STORE_FOLDER_INFO_FAST) {
g_ptr_array_free (folders, TRUE);
return tree;
}
/* Get unread counts. Sync flag changes to the server first so
* it has the same ideas about read/unread as we do.
*/
camel_store_sync (store, NULL);
for (i = 0; i < folders->len; i++) {
const char *noselect;
CamelURL *url;
fi = folders->pdata[i];
/* Don't check if it doesn't contain messages or if it
* was \UnMarked.
*/
url = camel_url_new (fi->url, NULL);
noselect = url ? camel_url_get_param (url, "noselect") : NULL;
if (fi->unread_message_count != -1 || (noselect && !g_strcasecmp (noselect, "yes"))) {
camel_url_free (url);
continue;
}
camel_url_free (url);
/* Don't check if it's not INBOX and we're only
* checking INBOX.
*/
if ((!(imap_store->parameters & IMAP_PARAM_CHECK_ALL))
&& (g_strcasecmp (fi->name, "INBOX") != 0))
continue;
/* For the current folder, poke it to check for new
* messages and then report that number, rather than
* doing a STATUS command.
*/
if (imap_store->current_folder &&
!strcmp (imap_store->current_folder->full_name, fi->full_name)) {
camel_folder_refresh_info (imap_store->current_folder, NULL);
fi->unread_message_count = camel_folder_get_unread_message_count (imap_store->current_folder);
} else
fi->unread_message_count = get_folder_status (imap_store, fi->full_name, "UNSEEN");
}
g_ptr_array_free (folders, TRUE);
return tree;
}
static gboolean
get_one_folder_offline (const char *physical_path, const char *path, gpointer data)
{
GPtrArray *folders = data;
CamelImapStore *imap_store = folders->pdata[0];
CamelFolderInfo *fi;
if (*path++ != '/')
return TRUE;
fi = g_new0 (CamelFolderInfo, 1);
fi->full_name = g_strdup (path);
fi->name = strrchr (fi->full_name, imap_store->dir_sep);
if (fi->name)
fi->name = g_strdup (fi->name + 1);
else
fi->name = g_strdup (fi->full_name);
fi->url = g_strdup_printf ("%s/%s", imap_store->base_url, path);
/* FIXME: check summary */
fi->unread_message_count = -1;
g_ptr_array_add (folders, fi);
return TRUE;
}
static CamelFolderInfo *
get_folder_info_offline (CamelStore *store, const char *top,
guint32 flags, CamelException *ex)
{
CamelImapStore *imap_store = CAMEL_IMAP_STORE (store);
CamelFolderInfo *fi;
GPtrArray *folders;
if (!imap_store->connected &&
!camel_service_connect (CAMEL_SERVICE (store), ex))
return NULL;
if ((store->flags & CAMEL_STORE_SUBSCRIPTIONS) &&
!(flags & CAMEL_STORE_FOLDER_INFO_SUBSCRIBED)) {
camel_disco_store_check_online (CAMEL_DISCO_STORE (store), ex);
return NULL;
}
/* FIXME: obey other flags */
folders = g_ptr_array_new ();
/* A kludge to avoid having to pass a struct to the callback */
g_ptr_array_add (folders, imap_store);
if (!e_path_find_folders (imap_store->storage_path, get_one_folder_offline, folders)) {
camel_disco_store_check_online (CAMEL_DISCO_STORE (imap_store), ex);
fi = NULL;
} else {
g_ptr_array_remove_index_fast (folders, 0);
fi = camel_folder_info_build (folders, "",
imap_store->dir_sep, TRUE);
}
g_ptr_array_free (folders, TRUE);
return fi;
}
static gboolean
folder_subscribed (CamelStore *store, const char *folder_name)
{
CamelImapStore *imap_store = CAMEL_IMAP_STORE (store);
g_return_val_if_fail (imap_store->subscribed_folders != NULL, FALSE);
return g_hash_table_lookup (imap_store->subscribed_folders,
folder_name) != NULL;
}
static void
subscribe_folder (CamelStore *store, const char *folder_name,
CamelException *ex)
{
CamelImapStore *imap_store = CAMEL_IMAP_STORE (store);
CamelImapResponse *response;
CamelFolderInfo *fi;
char *name;
if (!camel_disco_store_check_online (CAMEL_DISCO_STORE (store), ex))
return;
if (!camel_remote_store_connected (CAMEL_REMOTE_STORE (store), ex))
return;
response = camel_imap_command (imap_store, NULL, ex,
"SUBSCRIBE %F", folder_name);
if (!response)
return;
camel_imap_response_free (imap_store, response);
g_hash_table_insert (imap_store->subscribed_folders,
g_strdup (folder_name), GUINT_TO_POINTER (1));
name = strrchr (folder_name, imap_store->dir_sep);
if (name)
name++;
fi = g_new0 (CamelFolderInfo, 1);
fi->full_name = g_strdup (folder_name);
fi->name = g_strdup (name);
fi->url = g_strdup_printf ("%s/%s", imap_store->base_url, folder_name);
fi->unread_message_count = -1;
camel_folder_info_build_path (fi, imap_store->dir_sep);
camel_object_trigger_event (CAMEL_OBJECT (store), "folder_created", fi);
camel_folder_info_free (fi);
}
static void
unsubscribe_folder (CamelStore *store, const char *folder_name,
CamelException *ex)
{
CamelImapStore *imap_store = CAMEL_IMAP_STORE (store);
CamelImapResponse *response;
gpointer key, value;
CamelFolderInfo *fi;
char *name;
if (!camel_disco_store_check_online (CAMEL_DISCO_STORE (store), ex))
return;
if (!camel_remote_store_connected (CAMEL_REMOTE_STORE (store), ex))
return;
response = camel_imap_command (imap_store, NULL, ex,
"UNSUBSCRIBE %F", folder_name);
if (!response)
return;
camel_imap_response_free (imap_store, response);
g_hash_table_lookup_extended (imap_store->subscribed_folders,
folder_name, &key, &value);
g_hash_table_remove (imap_store->subscribed_folders, folder_name);
g_free (key);
name = strrchr (folder_name, imap_store->dir_sep);
if (name)
name++;
fi = g_new0 (CamelFolderInfo, 1);
fi->full_name = g_strdup (folder_name);
fi->name = g_strdup (name);
fi->url = g_strdup_printf ("%s/%s", imap_store->base_url, folder_name);
fi->unread_message_count = -1;
camel_folder_info_build_path (fi, imap_store->dir_sep);
camel_object_trigger_event (CAMEL_OBJECT (store), "folder_deleted", fi);
camel_folder_info_free (fi);
}
static gboolean
folder_flags_have_changed (CamelFolder *folder)
{
CamelMessageInfo *info;
int i, max;
max = camel_folder_summary_count (folder->summary);
for (i = 0; i < max; i++) {
info = camel_folder_summary_index (folder->summary, i);
if (!info)
continue;
if (info->flags & CAMEL_MESSAGE_FOLDER_FLAGGED) {
return TRUE;
}
}
return FALSE;
}
static void
imap_keepalive (CamelRemoteStore *store)
{
CamelImapStore *imap_store = CAMEL_IMAP_STORE (store);
CamelImapResponse *response;
/* FIXME: should this check to see if we are online? */
/* Note: the idea here is to sync the flags of our currently
selected folder if there have been changes... */
if (imap_store->current_folder && folder_flags_have_changed (imap_store->current_folder)) {
camel_folder_sync (imap_store->current_folder, FALSE, NULL);
}
/* ...but we also want to NOOP so that we get an untagged response. */
CAMEL_IMAP_STORE_LOCK (store, command_lock);
response = camel_imap_command (imap_store, NULL, NULL, "NOOP");
camel_imap_response_free (imap_store, response);
CAMEL_IMAP_STORE_UNLOCK (store, command_lock);
}