/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) version 3.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the program; if not, see
*
*
* Authors:
* Harish Krishnaswamy
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#ifdef HAVE_CONFIG_H
#include
#endif
#include
#include
#include
#include
#include "camel-hula-listener.h"
static GList *hula_accounts = NULL;
struct _CamelHulaListenerPrivate {
GConfClient *gconf_client;
/* we get notification about mail account changes form this object */
EAccountList *account_list;
};
struct _HulaAccountInfo {
gchar *uid;
gchar *name;
gchar *source_url;
};
typedef struct _HulaAccountInfo HulaAccountInfo;
#define HULA_CALDAV_URI_PREFIX "caldav://"
#define HULA_CALDAV_PREFIX_LENGTH 9
#define HULA_URI_PREFIX "hula://"
#define HULA_PREFIX_LENGTH 7
#define PARENT_TYPE G_TYPE_OBJECT
static GObjectClass *parent_class = NULL;
static void dispose (GObject *object);
static void finalize (GObject *object);
static void
camel_hula_listener_class_init (CamelHulaListenerClass *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_hula_listener_init (CamelHulaListener *config_listener, CamelHulaListenerClass *class)
{
config_listener->priv = g_new0 (CamelHulaListenerPrivate, 1);
}
static void
dispose (GObject *object)
{
CamelHulaListener *config_listener = CAMEL_HULA_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)
{
CamelHulaListener *config_listener = CAMEL_HULA_LISTENER (object);
GList *list;
HulaAccountInfo *info;
if (config_listener->priv) {
g_free (config_listener->priv);
}
for ( list = g_list_first (hula_accounts); list; list = g_list_next (list) ) {
info = (HulaAccountInfo *) (list->data);
if (info) {
g_free (info->uid);
g_free (info->name);
g_free (info->source_url);
g_free (info);
}
}
g_list_free (hula_accounts);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
/*determines whehter the passed in account is hula or not by looking at source url */
static gboolean
is_hula_account (EAccount *account)
{
if (account->source->url != NULL) {
return (strncmp (account->source->url, HULA_URI_PREFIX, HULA_PREFIX_LENGTH ) == 0);
} else {
return FALSE;
}
}
static gboolean
is_hula_caldav_account (EAccount *account)
{
if (account->source->url != NULL) {
return (strncmp (account->source->url, HULA_CALDAV_URI_PREFIX, HULA_CALDAV_PREFIX_LENGTH ) == 0);
} else {
return FALSE;
}
}
/* looks up for an existing hula account info in the hula_accounts list based on uid */
static HulaAccountInfo*
lookup_account_info (const gchar *key)
{
GList *list;
HulaAccountInfo *info;
gint found = 0;
if (!key)
return NULL;
info = NULL;
for (list = g_list_first (hula_accounts); list; list = g_list_next (list)) {
info = (HulaAccountInfo *) (list->data);
found = (strcmp (info->uid, key) == 0);
if (found)
break;
}
if (found)
return info;
return NULL;
}
#define CALENDAR_SOURCES "/apps/evolution/calendar/sources"
#define SELECTED_CALENDARS "/apps/evolution/calendar/display/selected_calendars"
static void
add_esource (const gchar *conf_key, const gchar *group_name, const gchar *source_name, CamelURL *url)
{
ESourceList *source_list;
ESourceGroup *group;
ESource *source;
GConfClient *client;
GSList *ids, *temp;
gboolean result;
const gchar *source_selection_key;
gchar *relative_uri;
const gchar *cal_port = "8081";
/* const gchar *use_ssl = ""; */
/* offline_sync to come soon */
/* TODO use_ssl = camel_url_get_param (url, "use_ssl"); */
client = gconf_client_get_default();
if (!client) {
g_message ("could not get a valid gconf client\n");
return;
}
source_list = e_source_list_new_for_gconf (client, conf_key);
group = e_source_group_new (group_name, HULA_CALDAV_URI_PREFIX);
result = e_source_list_add_group (source_list, group, -1);
if (result == FALSE) {
g_warning ("Could not add Hula source group!");
} else {
e_source_list_sync (source_list, NULL);
}
/* caldav://localhost:8081/dav/kharish/calendar/Personal */
relative_uri = g_strdup_printf ("%s@%s:%s/dav/%s/calendar/Personal", url->user, url->host, cal_port, url->user);
g_message ("Relative uri is %s\n", relative_uri);
source = e_source_new (source_name, relative_uri);
/* e_source_set_property (source, "port", camel_url_get_param (url,
* "port"));
e_source_set_property (source, "auth-domain", "Hula");
e_source_set_property (source, "use_ssl", use_ssl); */
e_source_group_add_source (group, source, -1);
e_source_list_sync (source_list, NULL);
if (!strcmp (conf_key, CALENDAR_SOURCES))
source_selection_key = SELECTED_CALENDARS;
else source_selection_key = NULL;
if (source_selection_key) {
ids = gconf_client_get_list (client, source_selection_key , GCONF_VALUE_STRING, NULL);
ids = g_slist_append (ids, g_strdup (e_source_peek_uid (source)));
gconf_client_set_list (client, source_selection_key, GCONF_VALUE_STRING, ids, NULL);
temp = ids;
for (; temp != NULL; temp = g_slist_next (temp))
g_free (temp->data);
g_slist_free (ids);
}
g_object_unref (source);
g_object_unref (group);
g_object_unref (source_list);
g_object_unref (client);
g_free (relative_uri);
}
static void
remove_esource (const gchar *conf_key, const gchar *group_name, gchar * source_name, const gchar * relative_uri)
{
ESourceList *list;
GSList *groups;
gboolean found_group;
GConfClient* client;
GSList *ids;
GSList *node_tobe_deleted;
const gchar *source_selection_key;
client = gconf_client_get_default();
list = e_source_list_new_for_gconf (client, conf_key);
groups = e_source_list_peek_groups (list);
found_group = FALSE;
for (; groups != NULL && !found_group; groups = g_slist_next (groups)) {
ESourceGroup *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), HULA_CALDAV_URI_PREFIX ) == 0) {
GSList *sources = e_source_group_peek_sources (group);
for (; sources != NULL; sources = g_slist_next (sources)) {
ESource *source = E_SOURCE (sources->data);
const gchar *source_relative_uri;
source_relative_uri = e_source_peek_relative_uri (source);
if (source_relative_uri == NULL)
continue;
if (strcmp (source_relative_uri, relative_uri) == 0) {
if (!strcmp (conf_key, CALENDAR_SOURCES))
source_selection_key = SELECTED_CALENDARS;
else source_selection_key = NULL;
if (source_selection_key) {
ids = gconf_client_get_list (client, source_selection_key ,
GCONF_VALUE_STRING, NULL);
node_tobe_deleted = g_slist_find_custom (ids, e_source_peek_uid (source), (GCompareFunc) strcmp);
if (node_tobe_deleted) {
g_free (node_tobe_deleted->data);
ids = g_slist_delete_link (ids, node_tobe_deleted);
}
gconf_client_set_list (client, source_selection_key,
GCONF_VALUE_STRING, ids, NULL);
}
e_source_list_remove_group (list, group);
e_source_list_sync (list, NULL);
found_group = TRUE;
break;
}
}
}
}
g_object_unref (list);
g_object_unref (client);
}
/* looks for e-source with the same info as old_account_info and changes its values to the values passed in */
static void
modify_esource (const gchar * conf_key, HulaAccountInfo *old_account_info, const gchar * new_group_name, CamelURL *new_url)
{
ESourceList *list;
GSList *groups;
gchar *old_relative_uri;
CamelURL *url;
gboolean found_group;
GConfClient* client;
url = camel_url_new (old_account_info->source_url, NULL);
if (!url->host || strlen (url->host) ==0)
return;
old_relative_uri = g_strdup_printf ("%s@%s:%d/dav/%s/calendar/Personal", url->user, url->host, url->port, url->user);
client = gconf_client_get_default ();
list = e_source_list_new_for_gconf (client, conf_key);
groups = e_source_list_peek_groups (list);
found_group = FALSE;
for (; groups != NULL && !found_group; groups = g_slist_next (groups)) {
ESourceGroup *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), HULA_CALDAV_URI_PREFIX) == 0) {
GSList *sources = e_source_group_peek_sources (group);
for (; sources != NULL; sources = g_slist_next (sources)) {
ESource *source = E_SOURCE (sources->data);
const gchar *source_relative_uri;
source_relative_uri = e_source_peek_relative_uri (source);
if (source_relative_uri == NULL)
continue;
if (strcmp (source_relative_uri, old_relative_uri) == 0) {
gchar *new_relative_uri;
new_relative_uri = g_strdup_printf ("%s@%s:%d/dav/%s/calendar/Personal", new_url->user, new_url->host, new_url->port, new_url->user);
e_source_group_set_name (group, new_group_name);
e_source_set_relative_uri (source, new_relative_uri);
e_source_set_property (source, "username", new_url->user);
e_source_set_property (source, "port", camel_url_get_param (new_url,"port"));
e_source_set_property (source, "use_ssl", camel_url_get_param (url, "use_ssl"));
e_source_list_sync (list, NULL);
found_group = TRUE;
g_free (new_relative_uri);
break;
}
}
}
}
g_object_unref (list);
g_object_unref (client);
camel_url_free (url);
g_free (old_relative_uri);
}
/* add sources for calendar if the account added is HULA account
adds the new account info to HULA accounts list */
static void
add_calendar_sources (HulaAccountInfo *info)
{
CamelURL *url;
url = camel_url_new (info->source_url, NULL);
add_esource ("/apps/evolution/calendar/sources", info->name, _("Calendar"), url);
camel_url_free (url);
}
/* removes calendar sources if the account removed is HULA account
removes the the account info from HULA_account list */
static void
remove_calendar_sources (HulaAccountInfo *info)
{
CamelURL *url;
gchar *relative_uri;
const gchar *address;
const gchar *caldav_port;
url = camel_url_new (info->source_url, NULL);
address = url->host;
if (!address || strlen (address) ==0)
return;
caldav_port = camel_url_get_param (url, "caldav_port");
if (!caldav_port || strlen (caldav_port) == 0)
caldav_port = "8081";
relative_uri = g_strdup_printf ("%s@%s:%s/dav/%s/calendar/Personal", url->user, url->host, caldav_port, url->user);
remove_esource ("/apps/evolution/calendar/sources", info->name, _("Calendar"), relative_uri);
camel_url_free (url);
g_free (relative_uri);
}
static void
account_added (EAccountList *account_listener, EAccount *account)
{
HulaAccountInfo *info;
EAccount *parent;
if (!is_hula_account (account) || !is_hula_caldav_account (account))
return;
info = g_new0 (HulaAccountInfo, 1);
info->uid = g_strdup (account->uid);
info->name = g_strdup (account->name);
info->source_url = g_strdup (account->source->url);
if (account->parent_uid) {
parent = (EAccount *)e_account_list_find (account_listener, E_ACCOUNT_FIND_UID, account->parent_uid);
if (!parent)
return;
} else
add_calendar_sources (info);
hula_accounts = g_list_append (hula_accounts, info);
}
static void
account_removed (EAccountList *account_listener, EAccount *account)
{
HulaAccountInfo *info;
if (!is_hula_account (account) || !is_hula_caldav_account (account))
return;
info = lookup_account_info (account->uid);
if (info == NULL)
return;
remove_calendar_sources (info);
hula_accounts = g_list_remove (hula_accounts, info);
g_free (info->uid);
g_free (info->name);
g_free (info->source_url);
g_free (info);
}
static void
account_changed (EAccountList *account_listener, EAccount *account)
{
gboolean is_hula;
CamelURL *old_url, *new_url;
const gchar *old_caldav_port, *new_caldav_port;
HulaAccountInfo *existing_account_info;
const gchar *old_use_ssl, *new_use_ssl;
const gchar *old_address, *new_address;
is_hula = is_hula_account (account);
if (is_hula == FALSE)
is_hula = is_hula_caldav_account (account);
existing_account_info = lookup_account_info (account->uid);
if (existing_account_info == NULL && is_hula) {
if (!account->enabled)
return;
/* some account of other type is changed to hula */
account_added (account_listener, account);
} else if (existing_account_info != NULL && !is_hula) {
/* hula account is changed to some other type */
remove_calendar_sources (existing_account_info);
hula_accounts = g_list_remove (hula_accounts, existing_account_info);
g_free (existing_account_info->uid);
g_free (existing_account_info->name);
g_free (existing_account_info->source_url);
g_free (existing_account_info);
} else if ( existing_account_info != NULL && is_hula ) {
if (!account->enabled) {
account_removed (account_listener, account);
return;
}
/* some info of hula account is changed. update the sources with new info if required */
old_url = camel_url_new (existing_account_info->source_url, NULL);
old_address = old_url->host;
old_caldav_port = camel_url_get_param (old_url, "caldav_port");
old_use_ssl = camel_url_get_param (old_url, "use_ssl");
new_url = camel_url_new (account->source->url, NULL);
new_address = new_url->host;
if (!new_address || strlen (new_address) ==0)
return;
new_caldav_port = camel_url_get_param (new_url, "caldav_port");
if (!new_caldav_port || strlen (new_caldav_port) == 0)
new_caldav_port = "8081";
new_use_ssl = camel_url_get_param (new_url, "use_ssl");
if ((old_address && strcmp (old_address, new_address))
|| (old_caldav_port && strcmp (old_caldav_port, new_caldav_port))
|| strcmp (old_url->user, new_url->user)
|| strcmp (old_use_ssl, new_use_ssl)) {
account_removed (account_listener, account);
account_added (account_listener, account);
} else if (strcmp (existing_account_info->name, account->name)) {
modify_esource ("/apps/evolution/calendar/sources", existing_account_info, account->name, new_url);
}
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 (old_url);
camel_url_free (new_url);
}
}
static void
camel_hula_listener_construct (CamelHulaListener *config_listener)
{
EIterator *iter;
EAccount *account;
HulaAccountInfo *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_hula_account (account) && account->enabled) {
info = g_new0 (HulaAccountInfo, 1);
info->uid = g_strdup (account->uid);
info->name = g_strdup (account->name);
info->source_url = g_strdup (account->source->url);
hula_accounts = g_list_append (hula_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_hula_listener_get_type (void)
{
static GType camel_hula_listener_type = 0;
if (!camel_hula_listener_type) {
static GTypeInfo info = {
sizeof (CamelHulaListenerClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) camel_hula_listener_class_init,
NULL, NULL,
sizeof (CamelHulaListener),
0,
(GInstanceInitFunc) camel_hula_listener_init
};
camel_hula_listener_type = g_type_register_static (PARENT_TYPE, "CamelHulaListener", &info, 0);
}
return camel_hula_listener_type;
}
CamelHulaListener*
camel_hula_listener_new (void)
{
CamelHulaListener *config_listener;
config_listener = g_object_new (CAMEL_TYPE_HULA_LISTENER, NULL);
config_listener->priv->gconf_client = gconf_client_get_default();
camel_hula_listener_construct (config_listener);
return config_listener;
}