/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Authors :
*
* Sivaiah Nallagatla <snallagatla@novell.com>
*
* Copyright 2003, Novell, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* 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
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "camel-gw-listener.h"
#include <string.h>
/*stores some info about all currently existing groupwise accounts
list of GwAccountInfo structures */
static GList *groupwise_accounts = NULL;
struct _CamelGwListenerPrivate {
GConfClient *gconf_client;
/* we get notification about mail account changes form this object */
EAccountList *account_list;
};
struct _GwAccountInfo {
char *uid;
char *name;
char *source_url;
};
typedef struct _GwAccountInfo GwAccountInfo;
#define GROUPWISE_URI_PREFIX "groupwise://"
#define GROUPWISE_PREFIX_LENGTH 12
#define PARENT_TYPE G_TYPE_OBJECT
static GObjectClass *parent_class = NULL;
static void dispose (GObject *object);
static void finalize (GObject *object);
static void
camel_gw_listener_class_init (CamelGwListenerClass *class)
{
GObjectClass *object_class;
parent_class = g_type_class_ref (PARENT_TYPE);
object_class = G_OBJECT_CLASS (class);
/* virtual method override */
object_class->dispose = dispose;
object_class->finalize = finalize;
}
static void
camel_gw_listener_init (CamelGwListener *config_listener, CamelGwListenerClass *class)
{
config_listener->priv = g_new0 (CamelGwListenerPrivate, 1);
}
static void
dispose (GObject *object)
{
CamelGwListener *config_listener = CAMEL_GW_LISTENER (object);
g_object_unref (config_listener->priv->gconf_client);
g_object_unref (config_listener->priv->account_list);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
finalize (GObject *object)
{
CamelGwListener *config_listener = CAMEL_GW_LISTENER (object);
GList *list;
GwAccountInfo *info;
if (config_listener->priv) {
g_free (config_listener->priv);
}
for ( list = g_list_first (groupwise_accounts); list ; list = g_list_next (list) ) {
info = (GwAccountInfo *) (list->data);
if (info) {
g_free (info->uid);
g_free (info->name);
g_free (info->source_url);
g_free (info);
}
}
g_list_free (groupwise_accounts);
}
/*determines whehter the passed in account is groupwise or not by looking at source url */
static gboolean
is_groupwise_account (EAccount *account)
{
if (account->source->url != NULL) {
return (strncmp (account->source->url, GROUPWISE_URI_PREFIX, GROUPWISE_PREFIX_LENGTH ) == 0);
} else {
return FALSE;
}
}
/* looks up for an existing groupwise account info in the groupwise_accounts list based on uid */
static GwAccountInfo*
lookup_account_info (const char *key)
{
GList *list;
GwAccountInfo *info ;
int found = 0;
if (!key)
return NULL;
info = NULL;
for (list = g_list_first (groupwise_accounts); list; list = g_list_next (list)) {
info = (GwAccountInfo *) (list->data);
found = strcmp (info->uid, key) == 0;
if (found)
break;
}
return info;
}
static void
add_esource (const char *conf_key, const char *group_name, const char* source_name, const char* relative_uri)
{
ESourceList *source_list;
ESourceGroup *group;
ESource *source;
source_list = e_source_list_new_for_gconf (gconf_client_get_default (), conf_key);
group = e_source_group_new (group_name, GROUPWISE_URI_PREFIX);
if ( !e_source_list_add_group (source_list, group, -1))
return;
source = e_source_new (source_name, relative_uri);
e_source_group_add_source (group, source, -1);
e_source_list_sync (source_list, NULL);
g_object_unref (source);
g_object_unref (group);
g_object_unref (source_list);
}
static void
remove_esource (const char *conf_key, const char *group_name, char* source_name, const char* relative_uri)
{
ESourceList *list;
ESourceGroup *group;
ESource *source;
GSList *groups;
GSList *sources;
gboolean found_group;
list = e_source_list_new_for_gconf (gconf_client_get_default (), conf_key);
groups = e_source_list_peek_groups (list);
found_group = FALSE;
for ( ; groups != NULL && !found_group; groups = g_slist_next (groups)) {
group = E_SOURCE_GROUP (groups->data);
if (strcmp (e_source_group_peek_name (group), group_name) == 0 &&
strcmp (e_source_group_peek_base_uri (group), GROUPWISE_URI_PREFIX ) == 0) {
sources = e_source_group_peek_sources (group);
for( ; sources != NULL; sources = g_slist_next (sources)) {
source = E_SOURCE (sources->data);
if (strcmp (e_source_peek_relative_uri (source), relative_uri) == 0) {
e_source_list_remove_group (list, group);
e_source_list_sync (list, NULL);
found_group = TRUE;
break;
}
}
}
}
g_object_unref (list);
}
/* looks up for e-source with having same info as old_account_info and changes its values passed in new values */
static void
modify_esource (const char* conf_key, GwAccountInfo *old_account_info, const char* new_group_name, const char* new_relative_uri)
{
ESourceList *list;
ESourceGroup *group;
ESource *source;
GSList *groups;
GSList *sources;
char *old_relative_uri;
CamelURL *url;
gboolean found_group;
url = camel_url_new (old_account_info->source_url, NULL);
old_relative_uri = g_strdup_printf ("%s@%s", url->user, url->host);
list = e_source_list_new_for_gconf (gconf_client_get_default (), conf_key);
groups = e_source_list_peek_groups (list);
found_group = FALSE;
for ( ; groups != NULL && !found_group; groups = g_slist_next (groups)) {
group = E_SOURCE_GROUP (groups->data);
if (strcmp (e_source_group_peek_name (group), old_account_info->name) == 0 &&
strcmp (e_source_group_peek_base_uri (group), GROUPWISE_URI_PREFIX) == 0) {
sources = e_source_group_peek_sources (group);
for ( ; sources != NULL; sources = g_slist_next (sources)) {
source = E_SOURCE (sources->data);
if (strcmp (e_source_peek_relative_uri (source), old_relative_uri) == 0) {
e_source_group_set_name (group, new_group_name);
e_source_set_relative_uri (source, new_relative_uri);
e_source_list_sync (list, NULL);
found_group = TRUE;
break;
}
}
}
}
g_object_unref (list);
camel_url_free (url);
g_free (old_relative_uri);
}
/* add sources for calendar and tasks if the account added is groupwise account
adds the new account info to groupwise_accounts list */
static void
add_calendar_tasks_sources (GwAccountInfo *info)
{
CamelURL *url;
char *relative_uri;
url = camel_url_new (info->source_url, NULL);
relative_uri = g_strdup_printf ("%s@%s", url->user, url->host);
add_esource ("/apps/evolution/calendar/sources", info->name, "Default", relative_uri);
add_esource ("/apps/evolution/tasks/sources", info->name, "Default", relative_uri);
groupwise_accounts = g_list_append (groupwise_accounts, info);
camel_url_free (url);
g_free (relative_uri);
}
/* removes calendar and tasks sources if the account removed is groupwise account
removes the the account info from groupwise_account list */
static void
remove_calendar_tasks_sources (GwAccountInfo *info)
{
CamelURL *url;
char *relative_uri;
url = camel_url_new (info->source_url, NULL);
relative_uri = g_strdup_printf ("%s@%s", url->user, url->host);
remove_esource ("/apps/evolution/calendar/sources", info->name, "Default", relative_uri);
remove_esource ("/apps/evolution/tasks/sources", info->name, "Default", relative_uri);
g_free (info->uid);
g_free (info->name);
g_free (info->source_url);
groupwise_accounts = g_list_remove (groupwise_accounts, info);
g_free (info);
camel_url_free (url);
g_free (relative_uri);
}
static void
account_added (EAccountList *account_listener, EAccount *account)
{
GwAccountInfo *info;
if (!is_groupwise_account (account))
return;
info = g_new0 (GwAccountInfo, 1);
info->uid = g_strdup (account->uid);
info->name = g_strdup (account->name);
info->source_url = g_strdup (account->source->url);
add_calendar_tasks_sources (info);
}
static void
account_changed (EAccountList *account_listener, EAccount *account)
{
gboolean is_gw_account;
CamelURL *url;
char *relative_uri;
GwAccountInfo *existing_account_info;
is_gw_account = is_groupwise_account (account);
existing_account_info = lookup_account_info (account->uid);
if (existing_account_info == NULL && is_gw_account) {
/* some account of other type is changed to Groupwise */
account_added (account_listener, account);
} else if ( existing_account_info != NULL && !is_gw_account) {
/*Groupwise account is changed to some other type */
remove_calendar_tasks_sources ( existing_account_info);
} else if ( existing_account_info != NULL && is_gw_account ) {
/* some info of groupwise account is changed . update the sources with new info if required */
if (strcmp (existing_account_info->name, account->name) != 0 || strcmp (existing_account_info->source_url, account->source->url) != 0) {
url = camel_url_new (account->source->url, NULL);
relative_uri = g_strdup_printf ("%s@%s", url->user, url->host);
modify_esource ("/apps/evolution/calendar/sources", existing_account_info, account->name, relative_uri);
modify_esource ("/apps/evolution/tasks/sources", existing_account_info, account->name, relative_uri);
g_free (existing_account_info->name);
g_free (existing_account_info->source_url);
existing_account_info->name = g_strdup (account->name);
existing_account_info->source_url = g_strdup (account->source->url);
camel_url_free (url);
}
}
}
static void
account_removed (EAccountList *account_listener, EAccount *account)
{
GwAccountInfo *info;
if (!is_groupwise_account (account))
return;
info = lookup_account_info (account->uid);
if (info == NULL) {
return;
}
remove_calendar_tasks_sources (info);
}
static void
camel_gw_listener_construct (CamelGwListener *config_listener)
{
EIterator *iter;
EAccount *account;
GwAccountInfo *info ;
config_listener->priv->account_list = e_account_list_new (config_listener->priv->gconf_client);
for ( iter = e_list_get_iterator (E_LIST ( config_listener->priv->account_list) ) ; e_iterator_is_valid (iter); e_iterator_next (iter) ) {
account = E_ACCOUNT (e_iterator_get (iter));
if ( is_groupwise_account (account)) {
info = g_new0 (GwAccountInfo, 1);
info->uid = g_strdup (account->uid);
info->name = g_strdup (account->name);
info->source_url = g_strdup (account->source->url);
groupwise_accounts = g_list_append (groupwise_accounts, info);
}
}
g_signal_connect (config_listener->priv->account_list, "account_added", G_CALLBACK (account_added), NULL);
g_signal_connect (config_listener->priv->account_list, "account_changed", G_CALLBACK (account_changed), NULL);
g_signal_connect (config_listener->priv->account_list, "account_removed", G_CALLBACK (account_removed), NULL);
}
GType
camel_gw_listener_get_type (void)
{
static GType camel_gw_listener_type = 0;
if (!camel_gw_listener_type) {
static GTypeInfo info = {
sizeof (CamelGwListenerClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) camel_gw_listener_class_init,
NULL, NULL,
sizeof (CamelGwListener),
0,
(GInstanceInitFunc) camel_gw_listener_init
};
camel_gw_listener_type = g_type_register_static (PARENT_TYPE, "CamelGwListener", &info, 0);
}
return camel_gw_listener_type;
}
CamelGwListener*
camel_gw_listener_new ()
{
CamelGwListener *config_listener;
config_listener = g_object_new (CAMEL_TYPE_GW_LISTENER, NULL);
config_listener->priv->gconf_client = gconf_client_get_default();
camel_gw_listener_construct (config_listener);
return config_listener;
}