path: root/plugins/mail-notification/mail-notification.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/>
 *
 *
 * Authors:
 *      Miguel Angel Lopez Hernandez <miguel@gulev.org.mx>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <string.h>
#include <glib/gi18n.h>
#include <gtk/gtk.h>
#include <gio/gio.h>

#ifdef HAVE_CANBERRA
#include <canberra-gtk.h>
#endif

#include <time.h>

#include <e-util/e-config.h>
#include <libemail-engine/e-mail-folder-utils.h>
#include <mail/em-utils.h>
#include <mail/em-event.h>
#include <mail/em-folder-tree.h>
#include <shell/e-shell-view.h>

#ifdef HAVE_LIBNOTIFY
#include <libnotify/notify.h>
#endif

#define CONF_KEY_NOTIFY_ONLY_INBOX  "notify-only-inbox"
#define CONF_KEY_ENABLED_STATUS         "notify-status-enabled"
#define CONF_KEY_STATUS_NOTIFICATION    "notify-status-notification"
#define CONF_KEY_ENABLED_SOUND      "notify-sound-enabled"

static gboolean enabled = FALSE;
static GtkWidget *get_cfg_widget (void);
static GStaticMutex mlock = G_STATIC_MUTEX_INIT;

/**
 * each part should "implement" its own "public" functions:
 * a) void new_notify_... (EMEventTargetFolder *t)
 *    when new_notify message is sent by Evolution
 *
 * b) void read_notify_... (EMEventTargetMessage *t)
 *    it is called when read_notify message is sent by Evolution
 *
 * c) void enable_... (gint enable)
 *    when plugin itself or the part is enabled/disabled
 *
 * d) GtkWidget *get_config_widget_...(void)
 *    to obtain config widget for the particular part
 *
 * It also should have its own GSettings key for enabled state. In each particular
 * function it should do its work as expected. enable_... will be called always
 * when disabling plugin, but only when enabling/disabling part itself.
 **/

/* -------------------------------------------------------------------  */
/*                       Helper functions                               */
/* -------------------------------------------------------------------  */

static gboolean
is_part_enabled (const gchar *key)
{
    /* the part is enabled by default */
    gboolean res = TRUE;
    GSettings *settings;

    settings = g_settings_new ("org.gnome.evolution.plugin.mail-notification");

    res = g_settings_get_boolean (settings, key);

    g_object_unref (settings);

    return res;
}

/* -------------------------------------------------------------------  */
/*                           DBUS part                                  */
/* -------------------------------------------------------------------  */

#define DBUS_PATH       "/org/gnome/evolution/mail/newmail"
#define DBUS_INTERFACE      "org.gnome.evolution.mail.dbus.Signal"

static GDBusConnection *connection = NULL;

static gboolean init_gdbus (void);

static void
send_dbus_message (const gchar *name,
                   const gchar *display_name,
                   guint new_count,
                   const gchar *msg_uid,
                   const gchar *msg_sender,
                   const gchar *msg_subject)
{
    GDBusMessage *message;
    GVariantBuilder *builder;
    GError *error = NULL;

    g_return_if_fail (name != NULL);
    g_return_if_fail (display_name != NULL);
    g_return_if_fail (g_utf8_validate (name, -1, NULL));
    g_return_if_fail (g_utf8_validate (display_name, -1, NULL));
    g_return_if_fail (msg_uid == NULL || g_utf8_validate (msg_uid, -1, NULL));
    g_return_if_fail (msg_sender == NULL || g_utf8_validate (msg_sender, -1, NULL));
    g_return_if_fail (msg_subject == NULL || g_utf8_validate (msg_subject, -1, NULL));

    /* Create a new message on the DBUS_INTERFACE */
    if (!(message = g_dbus_message_new_signal (DBUS_PATH, DBUS_INTERFACE, name)))
        return;

    builder = g_variant_builder_new (G_VARIANT_TYPE_TUPLE);

    /* Appends the data as an argument to the message */
    g_variant_builder_add (builder, "(s)", display_name);

    if (new_count) {
        g_variant_builder_add (builder, "(s)", display_name);
        g_variant_builder_add (builder, "(u)", new_count);
    }

    #define add_named_param(name, value)                \
        if (value) {                        \
            gchar *val;                 \
            val = g_strconcat (name, ":", value, NULL); \
            g_variant_builder_add (builder, "(s)", val);    \
            g_free (val);                   \
        }

    add_named_param ("msg_uid", msg_uid);
    add_named_param ("msg_sender", msg_sender);
    add_named_param ("msg_subject", msg_subject);

    #undef add_named_param

    g_dbus_message_set_body (message, g_variant_builder_end (builder));
    g_variant_builder_unref (builder);

    /* Sends the message */
    g_dbus_connection_send_message (
        connection, message,
        G_DBUS_SEND_MESSAGE_FLAGS_NONE, NULL, &error);

    /* Frees the message */
    g_object_unref (message);

    if (error) {
        g_warning ("%s: %s", G_STRFUNC, error->message);
        g_error_free (error);
    }
}

static gboolean
reinit_gdbus (gpointer user_data)
{
    if (!enabled || init_gdbus ())
        return FALSE;

    /* keep trying to re-establish dbus connection */
    return TRUE;
}

static void
connection_closed_cb (GDBusConnection *pconnection,
                      gboolean remote_peer_vanished,
                      GError *error,
                      gpointer user_data)
{
    g_return_if_fail (connection != pconnection);

    g_object_unref (connection);
    connection = NULL;

    g_timeout_add (3000, reinit_gdbus, NULL);
}

static gboolean
init_gdbus (void)
{
    GError *error = NULL;

    if (connection != NULL)
        return TRUE;

    connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, &error);
    if (error) {
        g_warning ("could not get system bus: %s\n", error->message);
        g_error_free (error);

        return FALSE;
    }

    g_dbus_connection_set_exit_on_close (connection, FALSE);

    g_signal_connect (
        connection, "closed",
        G_CALLBACK (connection_closed_cb), NULL);

    return TRUE;
}

/* -------------------------------------------------------------------  */

static void
new_notify_dbus (EMEventTargetFolder *t)
{
    if (connection != NULL)
        send_dbus_message (
            "Newmail", t->display_name, t->new,
            t->msg_uid, t->msg_sender, t->msg_subject);
}

static void
read_notify_dbus (EMEventTargetMessage *t)
{
    if (connection != NULL)
        send_dbus_message (
            "MessageReading",
            camel_folder_get_display_name (t->folder),
            0, NULL, NULL, NULL);
}

static void
enable_dbus (gint enable)
{
    if (enable) {
        /* we ignore errors here */
        init_gdbus ();
    } else if (connection != NULL) {
        g_object_unref (connection);
        connection = NULL;
    }
}

/* -------------------------------------------------------------------  */
/*                     Notification area part                           */
/* -------------------------------------------------------------------  */

#ifdef HAVE_LIBNOTIFY

static guint status_count = 0;

static NotifyNotification *notify = NULL;

static void
remove_notification (void)
{
    if (notify)
        notify_notification_close (notify, NULL);

    notify = NULL;

    status_count = 0;
}

static gboolean
notification_callback (NotifyNotification *notification)
{
    GError *error = NULL;

    notify_notification_show (notification, &error);

    if (error != NULL) {
        g_warning ("%s", error->message);
        g_error_free (error);
    }

    return FALSE;
}

/* -------------------------------------------------------------------  */

static void
notify_default_action_cb (NotifyNotification *notification,
                          const gchar *label,
                          const gchar *folder_uri)
{
    EShell *shell;
    EShellView *shell_view;
    EShellWindow *shell_window;
    EShellSidebar *shell_sidebar;
    EMFolderTree *folder_tree;
    GtkApplication *application;
    GtkAction *action;
    GList *list;

    shell = e_shell_get_default ();
    application = GTK_APPLICATION (shell);
    list = gtk_application_get_windows (application);

    /* Find the first EShellWindow in the list. */
    while (list != NULL && !E_IS_SHELL_WINDOW (list->data))
        list = g_list_next (list);

    g_return_if_fail (list != NULL);

    /* Present the shell window. */
    shell_window = E_SHELL_WINDOW (list->data);
    gtk_window_present (GTK_WINDOW (shell_window));

    /* Switch to the mail view. */
    shell_view = e_shell_window_get_shell_view (shell_window, "mail");
    action = e_shell_view_get_action (shell_view);
    gtk_action_activate (action);

    /* Select the latest folder with new mail. */
    shell_sidebar = e_shell_view_get_shell_sidebar (shell_view);
    g_object_get (shell_sidebar, "folder-tree", &folder_tree, NULL);
    em_folder_tree_set_selected (folder_tree, folder_uri, FALSE);

    remove_notification ();
}

/* Check if actions are supported by the notification daemon.
 * This is really only for Ubuntu's Notify OSD, which does not
 * support actions.  Pretty much all other implementations do. */
static gboolean
can_support_actions (void)
{
    static gboolean supports_actions = FALSE;
    static gboolean have_checked = FALSE;

    if (!have_checked) {
        GList *caps = NULL;
        GList *match;

        have_checked = TRUE;

        caps = notify_get_server_caps ();

        match = g_list_find_custom (
            caps, "actions", (GCompareFunc) strcmp);
        supports_actions = (match != NULL);

        g_list_foreach (caps, (GFunc) g_free, NULL);
        g_list_free (caps);
    }

    return supports_actions;
}

static void
new_notify_status (EMEventTargetFolder *t)
{
    gchar *escaped_text;
    gchar *text;
    const gchar *summary;
    const gchar *icon_name;

    if (!status_count) {
        CamelService *service;
        const gchar *store_name;
        gchar *folder_name;

        service = CAMEL_SERVICE (t->store);
        store_name = camel_service_get_display_name (service);

        folder_name = g_strdup_printf (
            "%s/%s", store_name, t->folder_name);

        status_count = t->new;

        /* Translators: '%d' is the count of mails received. */
        text = g_strdup_printf (ngettext (
            "You have received %d new message.",
            "You have received %d new messages.",
            status_count), status_count);

        g_free (folder_name);

        if (t->msg_sender) {
            gchar *tmp, *str;

            /* Translators: "From:" is preceding a new mail
             * sender address, like "From: user@example.com" */
            str = g_strdup_printf (_("From: %s"), t->msg_sender);
            tmp = g_strconcat (text, "\n", str, NULL);

            g_free (text);
            g_free (str);

            text = tmp;
        }

        if (t->msg_subject) {
            gchar *tmp, *str;

            /* Translators: "Subject:" is preceding a new mail
             * subject, like "Subject: It happened again" */
            str = g_strdup_printf (_("Subject: %s"), t->msg_subject);
            tmp = g_strconcat (text, "\n", str, NULL);

            g_free (text);
            g_free (str);

            text = tmp;
        }
    } else {
        status_count += t->new;
        text = g_strdup_printf (ngettext (
            "You have received %d new message.",
            "You have received %d new messages.",
            status_count), status_count);
    }

    icon_name = "evolution";
    summary = _("New email in Evolution");
    escaped_text = g_markup_escape_text (text, strlen (text));

    if (notify) {
        notify_notification_update (
            notify, summary, escaped_text, icon_name);
    } else {
        if (!notify_init ("evolution-mail-notification"))
            fprintf (stderr,"notify init error");

        notify  = notify_notification_new (
            summary, escaped_text, icon_name);

        notify_notification_set_urgency (
            notify, NOTIFY_URGENCY_NORMAL);

        notify_notification_set_timeout (
            notify, NOTIFY_EXPIRES_DEFAULT);

        /* Check if actions are supported */
        if (can_support_actions ()) {
            gchar *label;
            gchar *folder_uri;

            /* NotifyAction takes ownership. */
            folder_uri = e_mail_folder_uri_build (
                t->store, t->folder_name);

            label = g_strdup_printf (
                /* Translators: The '%s' is a mail
                 * folder name.  (e.g. "Show Inbox") */
                _("Show %s"), t->display_name);

            notify_notification_add_action (
                notify, "default", label,
                (NotifyActionCallback)
                notify_default_action_cb,
                folder_uri,
                (GFreeFunc) g_free);

            g_free (label);
        }
    }

    g_idle_add_full (
        G_PRIORITY_DEFAULT_IDLE,
        (GSourceFunc) notification_callback,
        g_object_ref (notify),
        (GDestroyNotify) g_object_unref);

    g_free (escaped_text);
    g_free (text);
}

static void
read_notify_status (EMEventTargetMessage *t)
{
    remove_notification ();
}
#endif

/* -------------------------------------------------------------------  */
/*                         Sound part                                   */
/* -------------------------------------------------------------------  */

/* min no. seconds between newmail notifications */
#define NOTIFY_THROTTLE 30

#define CONF_KEY_SOUND_BEEP     "notify-sound-beep"
#define CONF_KEY_SOUND_FILE     "notify-sound-file"
#define CONF_KEY_SOUND_PLAY_FILE    "notify-sound-play-file"
#define CONF_KEY_SOUND_USE_THEME        "notify-sound-use-theme"

#ifdef HAVE_CANBERRA
static ca_context *mailnotification = NULL;
#endif

static void
do_play_sound (gboolean beep,
               gboolean use_theme,
               const gchar *file)
{
    if (!beep) {
#ifdef HAVE_CANBERRA
        if (!use_theme && file && *file)
            ca_context_play (mailnotification, 0,
            CA_PROP_MEDIA_FILENAME, file,
            NULL);
        else
            ca_context_play (mailnotification, 0,
            CA_PROP_EVENT_ID,"message-new-email",
            NULL);
#endif
    } else
        gdk_beep ();
}

struct _SoundConfigureWidgets {
    GtkToggleButton *enable;
    GtkToggleButton *beep;
    GtkToggleButton *use_theme;
    GtkFileChooser *filechooser;
};

static void
sound_file_set_cb (GtkFileChooser *file_chooser,
                   gpointer data)
{
    gchar *file;
    GSettings *settings;

    settings = g_settings_new ("org.gnome.evolution.plugin.mail-notification");
    file = gtk_file_chooser_get_filename (file_chooser);

    g_settings_set_string (settings, CONF_KEY_SOUND_FILE, (file != NULL) ? file : "");

    g_object_unref (settings);
    g_free (file);
}

static void
sound_play_cb (GtkWidget *widget,
               struct _SoundConfigureWidgets *scw)
{
    gchar *file;

    if (!gtk_toggle_button_get_active (scw->enable))
        return;

    file = gtk_file_chooser_get_filename (scw->filechooser);

    do_play_sound (
        gtk_toggle_button_get_active (scw->beep),
        gtk_toggle_button_get_active (scw->use_theme),
        file);

    g_free (file);
}

struct _SoundNotifyData {
    time_t last_notify;
    guint notify_idle_id;
};

static gboolean
sound_notify_idle_cb (gpointer user_data)
{
    gchar *file;
    GSettings *settings;
    struct _SoundNotifyData *data = (struct _SoundNotifyData *) user_data;

    g_return_val_if_fail (data != NULL, FALSE);

    settings = g_settings_new ("org.gnome.evolution.plugin.mail-notification");
    file = g_settings_get_string (settings, CONF_KEY_SOUND_FILE);

    do_play_sound (
        is_part_enabled (CONF_KEY_SOUND_BEEP),
        is_part_enabled (CONF_KEY_SOUND_USE_THEME),
        file);

    g_object_unref (settings);
    g_free (file);

    time (&data->last_notify);

    data->notify_idle_id = 0;

    return FALSE;
}

/* -------------------------------------------------------------------  */

static void
new_notify_sound (EMEventTargetFolder *t)
{
    time_t last_newmail;
    static struct _SoundNotifyData data = {0, 0};

    time (&last_newmail);

    /* just put it to the idle queue */
    if (data.notify_idle_id == 0 &&
        (last_newmail - data.last_notify >= NOTIFY_THROTTLE))
        data.notify_idle_id = g_idle_add_full (
            G_PRIORITY_LOW, sound_notify_idle_cb, &data, NULL);
}

static void
read_notify_sound (EMEventTargetMessage *t)
{
    /* we do nothing here */
}

static void
enable_sound (gint enable)
{
#ifdef HAVE_CANBERRA
    if (enable) {
        ca_context_create (&mailnotification);
        ca_context_change_props (
            mailnotification,
            CA_PROP_APPLICATION_NAME,
            "mailnotification Plugin",
            NULL);
    }
    else
        ca_context_destroy (mailnotification);
#endif
}

static GtkWidget *
get_config_widget_sound (void)
{
    GtkWidget *vbox;
    GtkWidget *container;
    GtkWidget *master;
    GtkWidget *widget;
    gchar *file;
    GSettings *settings;
    GSList *group = NULL;
    struct _SoundConfigureWidgets *scw;
    const gchar *text;

    scw = g_malloc0 (sizeof (struct _SoundConfigureWidgets));

    vbox = gtk_vbox_new (FALSE, 6);
    gtk_widget_show (vbox);

    container = vbox;

    text = _("_Play sound when a new message arrives");
    widget = gtk_check_button_new_with_mnemonic (text);
    gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
    gtk_widget_show (widget);

    settings = g_settings_new ("org.gnome.evolution.plugin.mail-notification");

    g_settings_bind (
        settings, CONF_KEY_ENABLED_SOUND,
        widget, "active", G_SETTINGS_BIND_DEFAULT);

    master = widget;
    scw->enable = GTK_TOGGLE_BUTTON (widget);

    widget = gtk_alignment_new (0.0, 0.0, 1.0, 1.0);
    gtk_alignment_set_padding (GTK_ALIGNMENT (widget), 0, 0, 12, 0);
    gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
    gtk_widget_show (widget);

    g_object_bind_property (
        master, "active",
        widget, "sensitive",
        G_BINDING_SYNC_CREATE);

    container = widget;

    widget = gtk_vbox_new (FALSE, 6);
    gtk_container_add (GTK_CONTAINER (container), widget);
    gtk_widget_show (widget);

    container = widget;

    text = _("_Beep");
    widget = gtk_radio_button_new_with_mnemonic (group, text);
    gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
    gtk_widget_show (widget);

    g_settings_bind (
        settings, CONF_KEY_SOUND_BEEP,
        widget, "active", G_SETTINGS_BIND_DEFAULT);

    scw->beep = GTK_TOGGLE_BUTTON (widget);

    group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (widget));

    text = _("Use sound _theme");
    widget = gtk_radio_button_new_with_mnemonic (group, text);
    gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
    gtk_widget_show (widget);

    g_settings_bind (
        settings, CONF_KEY_SOUND_USE_THEME,
        widget, "active", G_SETTINGS_BIND_DEFAULT);

    scw->use_theme = GTK_TOGGLE_BUTTON (widget);

    group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (widget));

    widget = gtk_hbox_new (FALSE, 6);
    gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
    gtk_widget_show (widget);

    container = widget;

    text = _("Play _file:");
    widget = gtk_radio_button_new_with_mnemonic (group, text);
    gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
    gtk_widget_show (widget);

    g_settings_bind (
        settings, CONF_KEY_SOUND_PLAY_FILE,
        widget, "active", G_SETTINGS_BIND_DEFAULT);

    text = _("Select sound file");
    widget = gtk_file_chooser_button_new (
        text, GTK_FILE_CHOOSER_ACTION_OPEN);
    gtk_box_pack_start (GTK_BOX (container), widget, TRUE, TRUE, 0);
    gtk_widget_show (widget);

    scw->filechooser = GTK_FILE_CHOOSER (widget);

    widget = gtk_button_new ();
    gtk_button_set_image (
        GTK_BUTTON (widget), gtk_image_new_from_icon_name (
        "media-playback-start", GTK_ICON_SIZE_BUTTON));
    gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
    gtk_widget_show (widget);

    g_signal_connect (
        widget, "clicked",
        G_CALLBACK (sound_play_cb), scw);

    file = g_settings_get_string (settings, CONF_KEY_SOUND_FILE);

    if (file && *file)
        gtk_file_chooser_set_filename (scw->filechooser, file);

    g_object_unref (settings);
    g_free (file);

    g_signal_connect (
        scw->filechooser, "file-set",
        G_CALLBACK (sound_file_set_cb), scw);

    /* to let structure free properly */
    g_object_set_data_full (G_OBJECT (vbox), "scw-data", scw, g_free);

    return vbox;
}

/* -------------------------------------------------------------------  */
/*                     Plugin itself part                               */
/* -------------------------------------------------------------------  */

static GtkWidget *
get_cfg_widget (void)
{
    GtkWidget *container;
    GtkWidget *widget;
    GSettings *settings;
    const gchar *text;

    settings = g_settings_new ("org.gnome.evolution.plugin.mail-notification");

    widget = gtk_vbox_new (FALSE, 12);
    gtk_widget_show (widget);

    container = widget;

    text = _("Notify new messages for _Inbox only");
    widget = gtk_check_button_new_with_mnemonic (text);
    gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
    gtk_widget_show (widget);

    g_settings_bind (
        settings, CONF_KEY_NOTIFY_ONLY_INBOX,
        widget, "active", G_SETTINGS_BIND_DEFAULT);

#ifdef HAVE_LIBNOTIFY
    text = _("Show _notification when a new message arrives");
    widget = gtk_check_button_new_with_mnemonic (text);
    gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
    gtk_widget_show (widget);

    g_settings_bind (
        settings, CONF_KEY_ENABLED_STATUS,
        widget, "active", G_SETTINGS_BIND_DEFAULT);
#endif

    widget = get_config_widget_sound ();
    gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);

    g_object_unref (settings);

    return container;
}

void org_gnome_mail_new_notify (EPlugin *ep, EMEventTargetFolder *t);
void org_gnome_mail_read_notify (EPlugin *ep, EMEventTargetMessage *t);

gint e_plugin_lib_enable (EPlugin *ep, gint enable);
GtkWidget *e_plugin_lib_get_configure_widget (EPlugin *epl);

void
org_gnome_mail_new_notify (EPlugin *ep,
                           EMEventTargetFolder *t)
{
    g_return_if_fail (t != NULL);

    if (!enabled || !t->new || (!t->is_inbox &&
        is_part_enabled (CONF_KEY_NOTIFY_ONLY_INBOX)))
        return;

    g_static_mutex_lock (&mlock);

    new_notify_dbus (t);

#ifdef HAVE_LIBNOTIFY
    if (is_part_enabled (CONF_KEY_ENABLED_STATUS))
        new_notify_status (t);
#endif

    if (is_part_enabled (CONF_KEY_ENABLED_SOUND))
        new_notify_sound (t);

    g_static_mutex_unlock (&mlock);
}

void
org_gnome_mail_read_notify (EPlugin *ep,
                            EMEventTargetMessage *t)
{
    g_return_if_fail (t != NULL);

    if (!enabled)
        return;

    g_static_mutex_lock (&mlock);

    read_notify_dbus (t);

#ifdef HAVE_LIBNOTIFY
    if (is_part_enabled (CONF_KEY_ENABLED_STATUS))
        read_notify_status (t);
#endif

    if (is_part_enabled (CONF_KEY_ENABLED_SOUND))
        read_notify_sound (t);

    g_static_mutex_unlock (&mlock);
}

gint
e_plugin_lib_enable (EPlugin *ep,
                     gint enable)
{
    if (enable) {
        enable_dbus (enable);

        if (is_part_enabled (CONF_KEY_ENABLED_SOUND))
            enable_sound (enable);

        enabled = TRUE;
    } else {
        enable_dbus (enable);
        enable_sound (enable);

        enabled = FALSE;
    }

    return 0;
}

GtkWidget *
e_plugin_lib_get_configure_widget (EPlugin *epl)
{
    return get_cfg_widget ();
}