source: trunk/third/evolution/wombat/wombat.c @ 18142

/* Wombat personal information server - main file
 *
 * Author: Nat Friedman <nat@ximian.com>
 *
 * Copyright 2000, Ximian, Inc.
 */

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

/* define this if you need/want to be able to send USR2 to wombat and
   get a list of the active backends */
/*#define DEBUG_BACKENDS*/

#include <stdlib.h>
#ifdef DEBUG_BACKENDS
#include <sys/signal.h>
#endif
#include <glib.h>
#include <libgnome/gnome-defs.h>
#include <libgnome/gnome-i18n.h>
#include <libgnomeui/gnome-init.h>
#include <liboaf/liboaf.h>
#include <libgnomevfs/gnome-vfs-init.h>
#include <bonobo/bonobo-main.h>

#include "pas/pas-book-factory.h"
#include "pas/pas-backend-file.h"

#include "calendar/pcs/cal-factory.h"
#include "calendar/pcs/cal-backend-file.h"

#ifdef HAVE_LDAP
#include "pas/pas-backend-ldap.h"
#endif

#include "wombat-moniker.h"
#include "wombat-private-moniker.h"

#define CAL_FACTORY_OAF_ID "OAFIID:GNOME_Evolution_Wombat_CalendarFactory"
#define PAS_BOOK_FACTORY_OAF_ID "OAFIID:GNOME_Evolution_Wombat_ServerFactory"

/* The and addressbook calendar factories */

static CalFactory *cal_factory;
static PASBookFactory *pas_book_factory;

/* Timeout interval in milliseconds for termination */
#define EXIT_TIMEOUT 5000

/* Timeout ID for termination handler */
static guint termination_handler_id;



/* Termination */

/* Termination handler.  Checks if both factories have zero running backends,
 * and if so terminates the program.
 */
static gboolean
termination_handler (gpointer data)
{
        if (cal_factory_get_n_backends (cal_factory) == 0
            && pas_book_factory_get_n_backends (pas_book_factory) == 0) {
                fprintf (stderr, "termination_handler(): Terminating the Wombat.  Have a nice day.\n");
                gtk_main_quit ();
        }

        termination_handler_id = 0;
        return FALSE;
}

/* Queues a timeout for handling termination of Wombat */
static void
queue_termination (void)
{
        if (termination_handler_id)
                return;

        termination_handler_id = g_timeout_add (EXIT_TIMEOUT, termination_handler, NULL);
}



static void
last_book_gone_cb (PASBookFactory *factory, gpointer data)
{
        queue_termination ();
}

static gboolean
setup_pas (int argc, char **argv)
{
        pas_book_factory = pas_book_factory_new ();

        if (!pas_book_factory)
                return FALSE;

        pas_book_factory_register_backend (
                pas_book_factory, "file", pas_backend_file_new);

#ifdef HAVE_LDAP
        pas_book_factory_register_backend (
                pas_book_factory, "ldap", pas_backend_ldap_new);
#endif

        gtk_signal_connect (GTK_OBJECT (pas_book_factory),
                            "last_book_gone",
                            GTK_SIGNAL_FUNC (last_book_gone_cb),
                            NULL);

        if (!pas_book_factory_activate (pas_book_factory, PAS_BOOK_FACTORY_OAF_ID)) {
                bonobo_object_unref (BONOBO_OBJECT (pas_book_factory));
                pas_book_factory = NULL;
                return FALSE;
        }

        return TRUE;
}



/* Personal calendar server */

/* Callback used when the calendar factory has no more running backends */
static void
last_calendar_gone_cb (CalFactory *factory, gpointer data)
{
        queue_termination ();
}

/* Creates the calendar factory object and registers it */
static gboolean
setup_pcs (int argc, char **argv)
{
        cal_factory = cal_factory_new ();

        if (!cal_factory) {
                g_message ("setup_pcs(): Could not create the calendar factory");
                return FALSE;
        }

        cal_factory_register_method (cal_factory, "file", CAL_BACKEND_FILE_TYPE);

        if (!cal_factory_oaf_register (cal_factory, CAL_FACTORY_OAF_ID)) {
                bonobo_object_unref (BONOBO_OBJECT (cal_factory));
                cal_factory = NULL;
                return FALSE;
        }

        gtk_signal_connect (GTK_OBJECT (cal_factory),
                            "last_calendar_gone",
                            GTK_SIGNAL_FUNC (last_calendar_gone_cb),
                            NULL);

        return TRUE;
}



static gboolean
setup_config (int argc, char **argv)
{
        BonoboGenericFactory *factory;
        char *oafiid = "OAFIID:Bonobo_Moniker_wombat_Factory";

        factory = bonobo_generic_factory_new_multi (oafiid, 
                                                    wombat_moniker_factory,
                                                    NULL);
       
        // bonobo_running_context_auto_exit_unref (BONOBO_OBJECT (factory));
       

        return TRUE;
}

static gboolean
setup_private (int argc, char **argv)
{
        BonoboGenericFactory *factory;
        char *oafiid = "OAFIID:Bonobo_Moniker_wombat_private_Factory";

        factory = bonobo_generic_factory_new_multi (oafiid, 
                                                    wombat_private_moniker_factory,
                                                    NULL);
       
        // bonobo_running_context_auto_exit_unref (BONOBO_OBJECT (factory));
       

        return TRUE;
}

static void
setup_vfs (int argc, char **argv)
{
        if (!gnome_vfs_init ()) {
                g_message (_("setup_vfs(): could not initialize GNOME-VFS"));
                exit (EXIT_FAILURE);
        }
}



static void
init_corba (int *argc, char **argv)
{
        if (gnome_init_with_popt_table ("wombat", VERSION,
                                        *argc, argv, oaf_popt_options, 0, NULL) != 0) {
                g_message (_("init_corba(): could not initialize GNOME"));
                exit (EXIT_FAILURE);
        }

        oaf_init (*argc, argv);
}

static void
init_bonobo (int *argc, char **argv)
{
        init_corba (argc, argv);

        if (!bonobo_init (CORBA_OBJECT_NIL, CORBA_OBJECT_NIL, CORBA_OBJECT_NIL)) {
                g_message (_("init_bonobo(): could not initialize Bonobo"));
                exit (EXIT_FAILURE);
        }
}

#ifdef DEBUG_BACKENDS
static void
dump_backends (int signal)
{
        pas_book_factory_dump_active_backends (pas_book_factory);
        cal_factory_dump_active_backends (cal_factory);
}
#endif

int
main (int argc, char **argv)
{
        gboolean did_pas=FALSE, did_pcs=FALSE, did_config=FALSE, did_private=FALSE;

        bindtextdomain (PACKAGE, EVOLUTION_LOCALEDIR);
        textdomain (PACKAGE);

        g_message ("Starting wombat");

#ifdef DEBUG_BACKENDS
        signal (SIGUSR2, dump_backends);
#endif

        init_bonobo (&argc, argv);
        setup_vfs (argc, argv);

        /*g_log_set_always_fatal (G_LOG_LEVEL_ERROR |
                                G_LOG_LEVEL_CRITICAL |
                                G_LOG_LEVEL_WARNING);*/

        if (!( (did_pas = setup_pas (argc, argv))
               && (did_pcs = setup_pcs (argc, argv))
               && (did_private = setup_private (argc, argv))
               /* WARNING: Do not change the order here.  `setup_config()' must
                  come last, to work around an OAF race condition.  */
               && (did_config = setup_config (argc, argv)))) {

                const gchar *failed = NULL;

                if (!did_pas)
                  failed = "PAS";
                else if (!did_pcs)
                  failed = "PCS";
                else if (!did_config)
                  failed = "Config";
                else if (!did_private)
                  failed = "Private Config";

                g_message ("main(): could not initialize Wombat service \"%s\"; terminating", failed);

                if (pas_book_factory) {
                        bonobo_object_unref (BONOBO_OBJECT (pas_book_factory));
                        pas_book_factory = NULL;
                }

                if (cal_factory) {
                        bonobo_object_unref (BONOBO_OBJECT (cal_factory));
                        cal_factory = NULL;
                }

                exit (EXIT_FAILURE);
        }

        g_print ("Wombat up and running\n");

        bonobo_main ();

        bonobo_object_unref (BONOBO_OBJECT (cal_factory));
        cal_factory = NULL;

        bonobo_object_unref (BONOBO_OBJECT (pas_book_factory));
        pas_book_factory = NULL;

        gnome_vfs_shutdown ();

        return 0;
}