path: root/src/empathy.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * Copyright (C) 2007-2008 Collabora Ltd.
 *
 * 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., 51 Franklin St, Fifth Floor,
 * Boston, MA  02110-1301  USA
 *
 * Authors: Xavier Claessens <xclaesse@gmail.com>
 */

#include <config.h>

#include <stdlib.h>
#include <errno.h>
#include <string.h>

#include <glib.h>
#include <glib/gi18n.h>
#include <gtk/gtk.h>
#include <gdk/gdkx.h>

#if HAVE_LIBCHAMPLAIN
#include <clutter-gtk/gtk-clutter-embed.h>
#endif

#include <libebook/e-book.h>
#include <libnotify/notify.h>

#include <telepathy-glib/util.h>
#include <libmissioncontrol/mc-account.h>
#include <libmissioncontrol/mission-control.h>

#include <libempathy/empathy-idle.h>
#include <libempathy/empathy-utils.h>
#include <libempathy/empathy-call-factory.h>
#include <libempathy/empathy-chatroom-manager.h>
#include <libempathy/empathy-account-manager.h>
#include <libempathy/empathy-dispatcher.h>
#include <libempathy/empathy-dispatch-operation.h>
#include <libempathy/empathy-log-manager.h>
#include <libempathy/empathy-ft-factory.h>
#include <libempathy/empathy-tp-chat.h>
#include <libempathy/empathy-tp-call.h>

#include <libempathy-gtk/empathy-conf.h>
#include <libempathy-gtk/empathy-ui-utils.h>
#include <libempathy-gtk/empathy-location-manager.h>

#include "empathy-accounts-dialog.h"
#include "empathy-main-window.h"
#include "empathy-status-icon.h"
#include "empathy-call-window.h"
#include "empathy-chat-window.h"
#include "empathy-ft-manager.h"
#include "bacon-message-connection.h"

#include "extensions/extensions.h"

#define DEBUG_FLAG EMPATHY_DEBUG_OTHER
#include <libempathy/empathy-debug.h>

#include <gst/gst.h>

static BaconMessageConnection *connection = NULL;

static void
dispatch_cb (EmpathyDispatcher *dispatcher,
         EmpathyDispatchOperation *operation,
         gpointer           user_data)
{
    GQuark channel_type;

    channel_type = empathy_dispatch_operation_get_channel_type_id (operation);

    if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_TEXT) {
        EmpathyTpChat *tp_chat;
        EmpathyChat   *chat = NULL;
        const gchar   *id;

        tp_chat = EMPATHY_TP_CHAT (
            empathy_dispatch_operation_get_channel_wrapper (operation));

        id = empathy_tp_chat_get_id (tp_chat);
        if (!id) {
            EmpathyContact *contact;

            contact = empathy_tp_chat_get_remote_contact (tp_chat);
            if (contact) {
                id = empathy_contact_get_id (contact);
            }
        }

        if (id) {
            EmpathyAccountManager *manager;
            TpConnection *connection;
            McAccount *account;

            manager = empathy_account_manager_dup_singleton ();
            connection = empathy_tp_chat_get_connection (tp_chat);
            account = empathy_account_manager_get_account (manager,
                                       connection);
            chat = empathy_chat_window_find_chat (account, id);
            g_object_unref (manager);
        }

        if (chat) {
            empathy_chat_set_tp_chat (chat, tp_chat);
        } else {
            chat = empathy_chat_new (tp_chat);
        }

        empathy_chat_window_present_chat (chat);

        empathy_dispatch_operation_claim (operation);
    } else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA) {
        EmpathyCallFactory *factory;

        factory = empathy_call_factory_get ();
        empathy_call_factory_claim_channel (factory, operation);
    } else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_FILE_TRANSFER) {
        EmpathyFTFactory *factory;

        factory = empathy_ft_factory_dup_singleton ();

        /* if the operation is not incoming, don't claim it,
         * as it might have been triggered by another client, and
         * we are observing it.
         */
        if (empathy_dispatch_operation_is_incoming (operation)) {
            empathy_ft_factory_claim_channel (factory, operation);
        }
    }
}

static void
service_ended_cb (MissionControl *mc,
          gpointer        user_data)
{
    DEBUG ("Mission Control stopped");
}

static void
operation_error_cb (MissionControl *mc,
            guint           operation_id,
            guint           error_code,
            gpointer        user_data)
{
    const gchar *message;

    switch (error_code) {
    case MC_DISCONNECTED_ERROR:
        message = "Disconnected";
        break;
    case MC_INVALID_HANDLE_ERROR:
        message = "Invalid handle";
        break;
    case MC_NO_MATCHING_CONNECTION_ERROR:
        message = "No matching connection";
        break;
    case MC_INVALID_ACCOUNT_ERROR:
        message = "Invalid account";
        break;
    case MC_PRESENCE_FAILURE_ERROR:
        message = "Presence failure";
        break;
    case MC_NO_ACCOUNTS_ERROR:
        message = "No accounts";
        break;
    case MC_NETWORK_ERROR:
        message = "Network error";
        break;
    case MC_CONTACT_DOES_NOT_SUPPORT_VOICE_ERROR:
        message = "Contact does not support voice";
        break;
    case MC_LOWMEM_ERROR:
        message = "Lowmem";
        break;
    case MC_CHANNEL_REQUEST_GENERIC_ERROR:
        message = "Channel request generic error";
        break;
    case MC_CHANNEL_BANNED_ERROR:
        message = "Channel banned";
        break;
    case MC_CHANNEL_FULL_ERROR:
        message = "Channel full";
        break;
    case MC_CHANNEL_INVITE_ONLY_ERROR:
        message = "Channel invite only";
        break;
    default:
        message = "Unknown error code";
    }

    DEBUG ("Error during operation %d: %s", operation_id, message);
}

static void
use_nm_notify_cb (EmpathyConf *conf,
          const gchar *key,
          gpointer     user_data)
{
    EmpathyIdle *idle = user_data;
    gboolean     use_nm;

    if (empathy_conf_get_bool (conf, key, &use_nm)) {
        empathy_idle_set_use_nm (idle, use_nm);
    }
}

static void
create_salut_account (void)
{
    McProfile  *profile;
    McProtocol *protocol;
    gboolean    salut_created = FALSE;
    McAccount  *account;
    GList      *accounts;
    EBook      *book;
    EContact   *contact;
    gchar      *nickname = NULL;
    gchar      *first_name = NULL;
    gchar      *last_name = NULL;
    gchar      *email = NULL;
    gchar      *jid = NULL;
    GError     *error = NULL;

    /* Check if we already created a salut account */
    empathy_conf_get_bool (empathy_conf_get (),
                   EMPATHY_PREFS_SALUT_ACCOUNT_CREATED,
                   &salut_created);
    if (salut_created) {
        return;
    }

    DEBUG ("Try to add a salut account...");

    /* Check if the salut CM is installed */
    profile = mc_profile_lookup ("salut");
    if (!profile) {
        DEBUG ("No salut profile");
        return;
    }
    protocol = mc_profile_get_protocol (profile);
    if (!protocol) {
        DEBUG ("Salut not installed");
        g_object_unref (profile);
        return;
    }
    g_object_unref (protocol);

    /* Get self EContact from EDS */
    if (!e_book_get_self (&contact, &book, &error)) {
        DEBUG ("Failed to get self econtact: %s",
            error ? error->message : "No error given");
        g_clear_error (&error);
        g_object_unref (profile);
        return;
    }

    empathy_conf_set_bool (empathy_conf_get (),
                   EMPATHY_PREFS_SALUT_ACCOUNT_CREATED,
                   TRUE);

    /* Check if there is already a salut account */
    accounts = mc_accounts_list_by_profile (profile);
    if (accounts) {
        DEBUG ("There is already a salut account");
        mc_accounts_list_free (accounts);
        g_object_unref (profile);
        return;
    }

    account = mc_account_create (profile);
    mc_account_set_display_name (account, _("People nearby"));
    
    nickname = e_contact_get (contact, E_CONTACT_NICKNAME);
    first_name = e_contact_get (contact, E_CONTACT_GIVEN_NAME);
    last_name = e_contact_get (contact, E_CONTACT_FAMILY_NAME);
    email = e_contact_get (contact, E_CONTACT_EMAIL_1);
    jid = e_contact_get (contact, E_CONTACT_IM_JABBER_HOME_1);
    
    if (!tp_strdiff (nickname, "nickname")) {
        g_free (nickname);
        nickname = NULL;
    }

    DEBUG ("Salut account created:\nnickname=%s\nfirst-name=%s\n"
        "last-name=%s\nemail=%s\njid=%s\n",
        nickname, first_name, last_name, email, jid);

    mc_account_set_param_string (account, "nickname", nickname ? nickname : "");
    mc_account_set_param_string (account, "first-name", first_name ? first_name : "");
    mc_account_set_param_string (account, "last-name", last_name ? last_name : "");
    mc_account_set_param_string (account, "email", email ? email : "");
    mc_account_set_param_string (account, "jid", jid ? jid : "");

    g_free (nickname);
    g_free (first_name);
    g_free (last_name);
    g_free (email);
    g_free (jid);
    g_object_unref (account);
    g_object_unref (profile);
    g_object_unref (contact);
    g_object_unref (book);
}

/* The code that handles single-instance and startup notification is
 * copied from gedit.
 *
 * Copyright (C) 2005 - Paolo Maggi
 */
static void
on_bacon_message_received (const char *message,
               gpointer    data)
{
    GtkWidget *window = data;
    guint32    startup_timestamp;

    g_return_if_fail (message != NULL);

    DEBUG ("Other instance launched, presenting the main window. message='%s'",
        message);

    if (strcmp (message, "accounts") == 0) {
        /* accounts dialog requested */
        empathy_accounts_dialog_show (GTK_WINDOW (window), NULL);
    } else {
        startup_timestamp = atoi (message);

        /* Set the proper interaction time on the window.
         * Fall back to roundtripping to the X server when we
         * don't have the timestamp, e.g. when launched from
         * terminal. We also need to make sure that the window
         * has been realized otherwise it will not work. lame. */
        if (startup_timestamp == 0) {
            /* Work if launched from the terminal */
            DEBUG ("Using X server timestamp as a fallback");

            if (!GTK_WIDGET_REALIZED (window)) {
                gtk_widget_realize (GTK_WIDGET (window));
            }

            startup_timestamp = gdk_x11_get_server_time (window->window);
        }

        gtk_window_present_with_time (GTK_WINDOW (window), startup_timestamp);
    }
}

static guint32
get_startup_timestamp ()
{
    const gchar *startup_id_env;
    gchar       *startup_id = NULL;
    gchar       *time_str;
    gchar       *end;
    gulong       retval = 0;

    /* we don't unset the env, since startup-notification
     * may still need it */
    startup_id_env = g_getenv ("DESKTOP_STARTUP_ID");
    if (startup_id_env == NULL) {
        goto out;
    }

    startup_id = g_strdup (startup_id_env);

    time_str = g_strrstr (startup_id, "_TIME");
    if (time_str == NULL) {
        goto out;
    }

    errno = 0;

    /* Skip past the "_TIME" part */
    time_str += 5;

    retval = strtoul (time_str, &end, 0);
    if (end == time_str || errno != 0)
        retval = 0;

 out:
    g_free (startup_id);

    return (retval > 0) ? retval : 0;
}

static gboolean
show_version_cb (const char *option_name,
                 const char *value,
                 gpointer data,
                 GError **error)
{
    g_print ("%s\n", PACKAGE_STRING);

    exit (EXIT_SUCCESS);

    return FALSE;
}

static void
new_incoming_transfer_cb (EmpathyFTFactory *factory,
              EmpathyFTHandler *handler,
                          GError *error,
              gpointer user_data)
{
    if (error) {
        empathy_ft_manager_display_error (handler, error);
    } else {
        empathy_receive_file_with_file_chooser (handler);
    }
}

static void
new_ft_handler_cb (EmpathyFTFactory *factory,
           EmpathyFTHandler *handler,
                   GError *error,
           gpointer user_data)
{
    if (error) {
        empathy_ft_manager_display_error (handler, error);
    } else {
        empathy_ft_manager_add_handler (handler);
    }

    g_object_unref (handler);
}

static void
new_call_handler_cb (EmpathyCallFactory *factory, EmpathyCallHandler *handler,
    gboolean outgoing, gpointer user_data)
{
    EmpathyCallWindow *window;

    window = empathy_call_window_new (handler);
    gtk_widget_show (GTK_WIDGET (window));
}

int
main (int argc, char *argv[])
{
    guint32            startup_timestamp;
#if HAVE_GEOCLUE
    EmpathyLocationManager *location_manager = NULL;
#endif
    EmpathyStatusIcon *icon;
    EmpathyDispatcher *dispatcher;
    EmpathyLogManager *log_manager;
    EmpathyChatroomManager *chatroom_manager;
    EmpathyCallFactory *call_factory;
    EmpathyFTFactory  *ft_factory;
    GtkWidget         *window;
    MissionControl    *mc;
    EmpathyIdle       *idle;
    gboolean           autoconnect = TRUE;
    gboolean           no_connect = FALSE;
    gboolean           hide_contact_list = FALSE;
    gboolean           accounts_dialog = FALSE;
    GError            *error = NULL;
    GOptionEntry       options[] = {
        { "no-connect", 'n',
          0, G_OPTION_ARG_NONE, &no_connect,
          N_("Don't connect on startup"),
          NULL },
        { "hide-contact-list", 'h',
          0, G_OPTION_ARG_NONE, &hide_contact_list,
          N_("Don't show the contact list on startup"),
          NULL },
        { "accounts", 'a',
          0, G_OPTION_ARG_NONE, &accounts_dialog,
          N_("Show the accounts dialog"),
          NULL },
        { "version", 'v',
          G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, show_version_cb, NULL, NULL },
        { NULL }
    };

    /* Init */
    g_thread_init (NULL);
    empathy_init ();

    if (!gtk_init_with_args (&argc, &argv,
                 N_("- Empathy Instant Messenger"),
                 options, GETTEXT_PACKAGE, &error)) {
        g_warning ("Error in empathy init: %s", error->message);
        return EXIT_FAILURE;
    }

    empathy_gtk_init ();
    g_set_application_name (_(PACKAGE_NAME));
    g_setenv ("PULSE_PROP_media.role", "phone", TRUE);

    gst_init (&argc, &argv);

#if HAVE_LIBCHAMPLAIN
    gtk_clutter_init (&argc, &argv);
#endif

    gtk_window_set_default_icon_name ("empathy");
    textdomain (GETTEXT_PACKAGE);

        /* Setting up the bacon connection */
    startup_timestamp = get_startup_timestamp ();
    connection = bacon_message_connection_new ("empathy");
    if (connection != NULL) {
        if (!bacon_message_connection_get_is_server (connection)) {
            gchar *message;

            if (accounts_dialog) {
                DEBUG ("Showing accounts dialog from existing Empathy instance");

                message = g_strdup ("accounts");

            } else {

                DEBUG ("Activating existing instance");

                message = g_strdup_printf ("%" G_GUINT32_FORMAT,
                               startup_timestamp);
            }

            bacon_message_connection_send (connection, message);

            /* We never popup a window, so tell startup-notification
             * that we are done. */
            gdk_notify_startup_complete ();

            g_free (message);
            bacon_message_connection_free (connection);

            return EXIT_SUCCESS;
        }
    } else {
        g_warning ("Cannot create the 'empathy' bacon connection.");
    }

    /* Setting up MC */
    mc = empathy_mission_control_dup_singleton ();
    g_signal_connect (mc, "ServiceEnded",
              G_CALLBACK (service_ended_cb),
              NULL);
    g_signal_connect (mc, "Error",
              G_CALLBACK (operation_error_cb),
              NULL);

    if (accounts_dialog) {
        GtkWidget *dialog;

        dialog = empathy_accounts_dialog_show (NULL, NULL);
        g_signal_connect (dialog, "destroy",
                  G_CALLBACK (gtk_main_quit),
                  NULL);

        gtk_main ();
        return 0;
    }

    /* Setting up Idle */
    idle = empathy_idle_dup_singleton ();
    empathy_idle_set_auto_away (idle, TRUE);
    use_nm_notify_cb (empathy_conf_get (), EMPATHY_PREFS_USE_NM, idle);
    empathy_conf_notify_add (empathy_conf_get (), EMPATHY_PREFS_USE_NM,
                 use_nm_notify_cb, idle);

    /* Autoconnect */
    empathy_conf_get_bool (empathy_conf_get (),
                   EMPATHY_PREFS_AUTOCONNECT,
                   &autoconnect);
    if (autoconnect && ! no_connect &&
        tp_connection_presence_type_cmp_availability (empathy_idle_get_state
            (idle), TP_CONNECTION_PRESENCE_TYPE_OFFLINE) <= 0) {
        empathy_idle_set_state (idle, MC_PRESENCE_AVAILABLE);
    }
    
    create_salut_account ();

    /* Setting up UI */
    window = empathy_main_window_show ();
    icon = empathy_status_icon_new (GTK_WINDOW (window), hide_contact_list);

    if (connection) {
        /* We se the callback here because we need window */
        bacon_message_connection_set_callback (connection,
                               on_bacon_message_received,
                               window);
    }

    /* Handle channels */
    dispatcher = empathy_dispatcher_dup_singleton ();
    g_signal_connect (dispatcher, "dispatch", G_CALLBACK (dispatch_cb), NULL);

    /* Logging */
    log_manager = empathy_log_manager_dup_singleton ();
    empathy_log_manager_observe (log_manager, dispatcher);

    chatroom_manager = empathy_chatroom_manager_dup_singleton (NULL);
    empathy_chatroom_manager_observe (chatroom_manager, dispatcher);

    notify_init (_(PACKAGE_NAME));
    /* Create the call factory */
    call_factory = empathy_call_factory_initialise ();
    g_signal_connect (G_OBJECT (call_factory), "new-call-handler",
        G_CALLBACK (new_call_handler_cb), NULL);
    /* Create the FT factory */
    ft_factory = empathy_ft_factory_dup_singleton ();
    g_signal_connect (ft_factory, "new-ft-handler",
        G_CALLBACK (new_ft_handler_cb), NULL);
    g_signal_connect (ft_factory, "new-incoming-transfer",
        G_CALLBACK (new_incoming_transfer_cb), NULL);

    /* Location mananger */
#if HAVE_GEOCLUE
    location_manager = empathy_location_manager_dup_singleton ();
#endif

    gtk_main ();

    empathy_idle_set_state (idle, TP_CONNECTION_PRESENCE_TYPE_OFFLINE);

    g_object_unref (mc);
    g_object_unref (idle);
    g_object_unref (icon);
    g_object_unref (log_manager);
    g_object_unref (dispatcher);
    g_object_unref (chatroom_manager);
    g_object_unref (ft_manager);
#if HAVE_GEOCLUE
    g_object_unref (location_manager);
#endif
    g_object_unref (ft_factory);

    notify_uninit ();

    return EXIT_SUCCESS;
}