/*
* evolution-online-accounts.c
*
* 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 <http://www.gnu.org/licenses/>
*
*/
#include <config.h>
#include <glib/gi18n-lib.h>
/* XXX Just use the deprecated APIs for now.
* We'll be switching away soon enough. */
#undef E_CAL_DISABLE_DEPRECATED
#undef E_BOOK_DISABLE_DEPRECATED
#include <libecal/e-cal.h>
#include <libebook/e-book.h>
#include <libedataserver/e-uid.h>
#include <libedataserver/e-account-list.h>
#include <shell/e-shell.h>
#include <e-util/e-account-utils.h>
#include "camel-sasl-xoauth.h"
#include "e-online-accounts-google.h"
/* Standard GObject macros */
#define E_TYPE_ONLINE_ACCOUNTS \
(e_online_accounts_get_type ())
#define E_ONLINE_ACCOUNTS(obj) \
(G_TYPE_CHECK_INSTANCE_CAST \
((obj), E_TYPE_ONLINE_ACCOUNTS, EOnlineAccounts))
/* This is the property name or URL parameter under which we
* embed the GoaAccount ID into an EAccount or ESource object. */
#define GOA_KEY "goa-account-id"
typedef struct _EOnlineAccounts EOnlineAccounts;
typedef struct _EOnlineAccountsClass EOnlineAccountsClass;
typedef struct _AccountNode AccountNode;
struct _EOnlineAccounts {
EExtension parent;
/* GoaAccount ID -> EAccount/ESource ID */
GHashTable *accounts;
GoaClient *goa_client;
EActivity *connecting;
};
struct _EOnlineAccountsClass {
EExtensionClass parent_class;
};
struct _AccountNode {
gchar *goa_id; /* GoaAccount ID */
gchar *evo_id; /* EAccount/ESource ID */
};
/* Module Entry Points */
void e_module_load (GTypeModule *type_module);
void e_module_unload (GTypeModule *type_module);
/* Forward Declarations */
GType e_online_accounts_get_type (void);
G_DEFINE_DYNAMIC_TYPE (EOnlineAccounts, e_online_accounts, E_TYPE_EXTENSION)
static EShell *
online_accounts_get_shell (EOnlineAccounts *extension)
{
EExtensible *extensible;
extensible = e_extension_get_extensible (E_EXTENSION (extension));
return E_SHELL (extensible);
}
static void
online_accounts_account_added_cb (GoaClient *goa_client,
GoaObject *goa_object,
EOnlineAccounts *extension)
{
GoaAccount *goa_account;
const gchar *provider_type;
const gchar *goa_id;
const gchar *evo_id;
goa_account = goa_object_get_account (goa_object);
provider_type = goa_account_get_provider_type (goa_account);
goa_id = goa_account_get_id (goa_account);
evo_id = g_hash_table_lookup (extension->accounts, goa_id);
if (g_strcmp0 (provider_type, "google") == 0) {
if (evo_id == NULL) {
gchar *uid = e_uid_new ();
g_hash_table_insert (
extension->accounts,
g_strdup (goa_id), uid);
evo_id = uid;
}
e_online_accounts_google_sync (goa_object, evo_id);
}
g_object_unref (goa_account);
}
static void
online_accounts_account_changed_cb (GoaClient *goa_client,
GoaObject *goa_object,
EOnlineAccounts *extension)
{
/* XXX We'll be able to handle changes more sanely once we have
* key-file based ESources with proper change notifications. */
online_accounts_account_added_cb (goa_client, goa_object, extension);
}
static void
online_accounts_account_removed_cb (GoaClient *goa_client,
GoaObject *goa_object,
EOnlineAccounts *extension)
{
GoaAccount *goa_account;
EAccountList *account_list;
ESourceList *source_list;
ECalSourceType type;
EAccount *account;
const gchar *goa_id;
const gchar *evo_id;
goa_account = goa_object_get_account (goa_object);
goa_id = goa_account_get_id (goa_account);
evo_id = g_hash_table_lookup (extension->accounts, goa_id);
if (evo_id == NULL)
goto exit;
/* Remove the mail account. */
account_list = e_get_account_list ();
account = e_get_account_by_uid (evo_id);
if (account != NULL)
e_account_list_remove (account_list, account);
/* Remove the address book. */
if (e_book_get_addressbooks (&source_list, NULL)) {
e_source_list_remove_source_by_uid (source_list, evo_id);
g_object_unref (source_list);
}
/* Remove the calendar. */
for (type = 0; type < E_CAL_SOURCE_TYPE_LAST; type++) {
if (e_cal_get_sources (&source_list, type, NULL)) {
e_source_list_remove_source_by_uid (
source_list, evo_id);
g_object_unref (source_list);
}
}
exit:
g_object_unref (goa_account);
}
static gint
online_accounts_compare_id (GoaObject *goa_object,
const gchar *goa_id)
{
GoaAccount *goa_account;
gint result;
goa_account = goa_object_get_account (goa_object);
result = g_strcmp0 (goa_account_get_id (goa_account), goa_id);
g_object_unref (goa_account);
return result;
}
static void
online_accounts_handle_uid (EOnlineAccounts *extension,
const gchar *goa_id,
const gchar *evo_id)
{
const gchar *match;
/* If the GNOME Online Account ID is already registered, the
* corresponding Evolution ID better match what was passed in. */
match = g_hash_table_lookup (extension->accounts, goa_id);
g_return_if_fail (match == NULL || g_strcmp0 (match, evo_id) == 0);
if (match == NULL)
g_hash_table_insert (
extension->accounts,
g_strdup (goa_id),
g_strdup (evo_id));
}
static void
online_accounts_search_source_list (EOnlineAccounts *extension,
GList *goa_objects,
ESourceList *source_list)
{
GSList *list_a;
list_a = e_source_list_peek_groups (source_list);
while (list_a != NULL) {
ESourceGroup *source_group;
GQueue trash = G_QUEUE_INIT;
GSList *list_b;
source_group = E_SOURCE_GROUP (list_a->data);
list_a = g_slist_next (list_a);
list_b = e_source_group_peek_sources (source_group);
while (list_b != NULL) {
ESource *source;
const gchar *property;
const gchar *uid;
GList *match;
source = E_SOURCE (list_b->data);
list_b = g_slist_next (list_b);
uid = e_source_peek_uid (source);
property = e_source_get_property (source, GOA_KEY);
if (property == NULL)
continue;
/* Verify the GOA account still exists. */
match = g_list_find_custom (
goa_objects, property, (GCompareFunc)
online_accounts_compare_id);
/* If a matching GoaObject was found, add its ID
* to our accounts hash table. Otherwise remove
* the ESource after we finish looping. */
if (match != NULL)
online_accounts_handle_uid (
extension, property, uid);
else
g_queue_push_tail (&trash, source);
}
/* Empty the trash. */
while (!g_queue_is_empty (&trash)) {
ESource *source = g_queue_pop_head (&trash);
e_source_group_remove_source (source_group, source);
}
}
}
static void
online_accounts_populate_accounts_table (EOnlineAccounts *extension,
GList *goa_objects)
{
EAccountList *account_list;
ESourceList *source_list;
EIterator *iterator;
ECalSourceType type;
GQueue trash = G_QUEUE_INIT;
/* XXX All this messy logic will be much prettier once the new
* key-file based ESource API is merged. For now though,
* we trudge through it the old and cumbersome way. */
/* Search mail accounts. */
account_list = e_get_account_list ();
iterator = e_list_get_iterator (E_LIST (account_list));
while (e_iterator_is_valid (iterator)) {
EAccount *account;
CamelURL *url;
const gchar *param;
/* XXX EIterator misuses const. */
account = (EAccount *) e_iterator_get (iterator);
e_iterator_next (iterator);
if (account->source == NULL)
continue;
if (account->source->url == NULL)
continue;
url = camel_url_new (account->source->url, NULL);
if (url == NULL)
continue;
param = camel_url_get_param (url, GOA_KEY);
if (param != NULL) {
GList *match;
/* Verify the GOA account still exists. */
match = g_list_find_custom (
goa_objects, param, (GCompareFunc)
online_accounts_compare_id);
/* If a matching GoaObject was found, add its ID
* to our accounts hash table. Otherwise remove
* the EAccount after we finish looping. */
if (match != NULL)
online_accounts_handle_uid (
extension, param, account->uid);
else
g_queue_push_tail (&trash, account);
}
camel_url_free (url);
}
g_object_unref (iterator);
/* Empty the trash. */
while (!g_queue_is_empty (&trash)) {
EAccount *account = g_queue_pop_head (&trash);
e_account_list_remove (account_list, account);
}
/* Search address book sources. */
if (e_book_get_addressbooks (&source_list, NULL)) {
online_accounts_search_source_list (
extension, goa_objects, source_list);
g_object_unref (source_list);
}
/* Search calendar-related sources. */
for (type = 0; type < E_CAL_SOURCE_TYPE_LAST; type++) {
if (e_cal_get_sources (&source_list, type, NULL)) {
online_accounts_search_source_list (
extension, goa_objects, source_list);
g_object_unref (source_list);
}
}
}
static void
online_accounts_connect_done (GObject *source_object,
GAsyncResult *result,
EOnlineAccounts *extension)
{
GList *list, *link;
GError *error = NULL;
extension->goa_client = goa_client_new_finish (result, &error);
/* FIXME Add an EAlert for this? */
if (error != NULL) {
g_warning ("%s", error->message);
g_error_free (error);
return;
}
list = goa_client_get_accounts (extension->goa_client);
/* This populates a hash table of GOA ID -> Evo ID strings by
* searching through all Evolution sources for ones tagged with
* a GOA ID. If a GOA ID tag is found, but no corresponding GOA
* account (presumably meaning the GOA account was deleted between
* Evo sessions), then the EAccount or ESource on which the tag was
* found gets deleted. */
online_accounts_populate_accounts_table (extension, list);
for (link = list; link != NULL; link = g_list_next (link))
online_accounts_account_added_cb (
extension->goa_client,
GOA_OBJECT (link->data),
extension);
g_list_free_full (list, (GDestroyNotify) g_object_unref);
/* Listen for Online Account changes. */
g_signal_connect (
extension->goa_client, "account-added",
G_CALLBACK (online_accounts_account_added_cb), extension);
g_signal_connect (
extension->goa_client, "account-changed",
G_CALLBACK (online_accounts_account_changed_cb), extension);
g_signal_connect (
extension->goa_client, "account-removed",
G_CALLBACK (online_accounts_account_removed_cb), extension);
/* This will allow the Evolution Setup Assistant to proceed. */
g_object_unref (extension->connecting);
extension->connecting = NULL;
}
static void
online_accounts_connect (EShell *shell,
EActivity *activity,
EOnlineAccounts *extension)
{
/* This will inhibit the Evolution Setup Assistant until
* we've synchronized with the OnlineAccounts service. */
extension->connecting = g_object_ref (activity);
/* We don't really need to reference the extension in the
* async closure since its lifetime is bound to the EShell. */
goa_client_new (
NULL, (GAsyncReadyCallback)
online_accounts_connect_done, extension);
}
static void
online_accounts_dispose (GObject *object)
{
EOnlineAccounts *extension;
extension = E_ONLINE_ACCOUNTS (object);
/* This should never fail... in theory. */
g_warn_if_fail (extension->connecting == NULL);
if (extension->goa_client != NULL) {
g_signal_handlers_disconnect_matched (
extension->goa_client, G_SIGNAL_MATCH_DATA,
0, 0, NULL, NULL, object);
g_object_unref (extension->goa_client);
extension->goa_client = NULL;
}
/* Chain up to parent's dispose() method. */
G_OBJECT_CLASS (e_online_accounts_parent_class)->dispose (object);
}
static void
online_accounts_finalize (GObject *object)
{
EOnlineAccounts *extension;
extension = E_ONLINE_ACCOUNTS (object);
g_hash_table_destroy (extension->accounts);
/* Chain up to parent's finalize() method. */
G_OBJECT_CLASS (e_online_accounts_parent_class)->finalize (object);
}
static void
online_accounts_constructed (GObject *object)
{
EOnlineAccounts *extension;
EShell *shell;
extension = E_ONLINE_ACCOUNTS (object);
shell = online_accounts_get_shell (extension);
/* This event is emitted from the "startup-wizard" module. */
g_signal_connect (
shell, "event::load-accounts",
G_CALLBACK (online_accounts_connect), extension);
/* Chain up to parent's constructed() method. */
G_OBJECT_CLASS (e_online_accounts_parent_class)->constructed (object);
}
static void
e_online_accounts_class_init (EOnlineAccountsClass *class)
{
GObjectClass *object_class;
EExtensionClass *extension_class;
object_class = G_OBJECT_CLASS (class);
object_class->dispose = online_accounts_dispose;
object_class->finalize = online_accounts_finalize;
object_class->constructed = online_accounts_constructed;
extension_class = E_EXTENSION_CLASS (class);
extension_class->extensible_type = E_TYPE_SHELL;
}
static void
e_online_accounts_class_finalize (EOnlineAccountsClass *class)
{
}
static void
e_online_accounts_init (EOnlineAccounts *extension)
{
extension->accounts = g_hash_table_new_full (
(GHashFunc) g_str_hash,
(GEqualFunc) g_str_equal,
(GDestroyNotify) g_free,
(GDestroyNotify) g_free);
}
G_MODULE_EXPORT void
e_module_load (GTypeModule *type_module)
{
e_online_accounts_register_type (type_module);
camel_sasl_xoauth_type_register (type_module);
}
G_MODULE_EXPORT void
e_module_unload (GTypeModule *type_module)
{
}
