path: root/calendar/calendar-conduit.c

/* $Id$ */

#include <glib.h>
#include <gnome.h>

#include <pi-source.h>
#include <pi-socket.h>
#include <pi-file.h>
#include <pi-dlp.h>
#include <pi-version.h>

#include <sys/stat.h>
#include <sys/types.h>
#include <utime.h>
#include <unistd.h>
#include <pwd.h>
#include <signal.h>
#include <errno.h>

#include <libgnorba/gnorba.h>
#include <libgnorba/gnome-factory.h>

#include <gpilotd/gnome-pilot-conduit.h>
#include <gpilotd/gnome-pilot-conduit-standard-abs.h>

#include "GnomeCal.h"
#include "calobj.h"
#include "calendar.h"
#include "timeutil.h"

#include "calendar-conduit.h"

GnomePilotConduit * conduit_get_gpilot_conduit (guint32);
void conduit_destroy_gpilot_conduit (GnomePilotConduit*);
void local_record_from_icalobject(CalLocalRecord *local,iCalObject *obj); 

typedef struct _ConduitData ConduitData;

struct _ConduitData {
    struct AppointmentAppInfo ai;
};

#define CONDUIT_VERSION "0.8.0"
#define DEBUG_CALCONDUIT

#ifdef DEBUG_CALCONDUIT
#define show_exception(e) g_warning ("Exception: %s\n", CORBA_exception_id (e))
#define LOG(e...) g_log(G_LOG_DOMAIN,G_LOG_LEVEL_MESSAGE, "calconduit: "##e)
#else
#define show_exception(e)
#define LOG(e...)
#endif 

#define WARN(e...) g_log(G_LOG_DOMAIN,G_LOG_LEVEL_WARNING, e)
#define INFO(e...) g_log(G_LOG_DOMAIN,G_LOG_LEVEL_MESSAGE, "calconduit: "##e)

#define GET_DATA(c) ((ConduitData*)gtk_object_get_data(GTK_OBJECT(c),"conduit_data"))

GNOME_Calendar_Repository calendar;
CORBA_Environment ev;
CORBA_ORB orb;

static GNOME_Calendar_Repository
start_calendar_server (GnomePilotConduitStandardAbs *conduit) 
{
    g_return_val_if_fail(conduit!=NULL,CORBA_OBJECT_NIL);

    calendar = goad_server_activate_with_id (NULL, 
                         "IDL:GNOME:Calendar:Repository:1.0",
                         0, NULL);
    if (calendar == CORBA_OBJECT_NIL)
        g_error ("Can not communicate with GnomeCalendar server");
  
    if (ev._major != CORBA_NO_EXCEPTION){
        show_exception(&ev);
        CORBA_exception_free(&ev);
        return CORBA_OBJECT_NIL;
    }
  
    return calendar;
}


/* Just a stub to link with */
void
calendar_notify (time_t time, CalendarAlarm *which, void *data)
{
}

static GList * 
get_calendar_objects(GnomePilotConduitStandardAbs *conduit) 
{
    GList *result;
    GNOME_Calendar_Repository_String_Sequence *uids;

    g_return_val_if_fail(conduit!=NULL,NULL);

    result = NULL;
    uids = GNOME_Calendar_Repository_get_object_id_list (calendar, &ev);

    if (ev._major == CORBA_USER_EXCEPTION){
        INFO ("Object did not exist");
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return NULL;
    } else if(ev._major != CORBA_NO_EXCEPTION) {
        WARN (_("Error while communicating with calendar server"));
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return NULL;
    } 

    if(uids->_length>0) {
        int i;
        for(i=0;i<uids->_length;i++) {
            result = g_list_prepend(result,g_strdup(uids->_buffer[i]));
        }
    } else
        INFO ("No entries found");
    
    CORBA_free(uids);

    return result;
}

#if 0
static GList * 
get_calendar_objects(GnomePilotConduitStandardAbs *conduit) 
{
    char *vcalendar_string;
    char *error;
    GList *retval,*l;
    Calendar *cal;

    g_return_val_if_fail(conduit!=NULL,NULL);

    vcalendar_string = 
        GNOME_Calendar_Repository_get_objects (calendar, &ev);

    cal = calendar_new("Temporary");

    error = calendar_load_from_memory(cal,vcalendar_string);

    if (ev._major == CORBA_USER_EXCEPTION){
        INFO ("Object did not exist");
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return;
    } else if(ev._major != CORBA_NO_EXCEPTION) {
        WARN (_("Error while communicating with calendar server"));
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return;
    } 

    if(error != NULL) {
        WARN ("Error while converting records");
        WARN ("Error : %s",error);
        return NULL;
    }
    retval = NULL;
    for(l=cal->events ; l ; l=l->next) {
        LOG ("duping %d [%s]",
            ((iCalObject*)l->data)->pilot_id,
            ((iCalObject*)l->data)->summary);
        retval = g_list_prepend(retval,ical_object_duplicate(l->data));
    }

    /* g_free(vcalendar_string); FIXME: this coredumps, but won't it leak without ? */
    calendar_destroy(cal);

    return retval;  
}
#endif

static void 
local_record_from_ical_uid(CalLocalRecord *local,
               char *uid)
{
    iCalObject *obj;
    char *vcalendar_string;

    g_assert(local!=NULL);
    
    vcalendar_string = GNOME_Calendar_Repository_get_object(calendar, uid, &ev);

    if (ev._major == CORBA_USER_EXCEPTION){
        INFO ("Object did not exist");
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return;
    } else if(ev._major != CORBA_NO_EXCEPTION) {
        WARN (_("Error while communicating with calendar server"));
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return;
    } 
    g_return_if_fail(vcalendar_string!=NULL);
    
    obj = ical_object_new_from_string (vcalendar_string);

    local_record_from_icalobject(local,obj);

    return;
}


/*
 * converts a iCalObject to a CalLocalRecord
 */

void
local_record_from_icalobject(CalLocalRecord *local,
                 iCalObject *obj) 
{
    g_return_if_fail(local!=NULL);
    g_return_if_fail(obj!=NULL);

    local->ical = obj;
    local->local.ID = local->ical->pilot_id;
  
    LOG ("local->Id = %ld [%s], status = %d",
          local->local.ID,obj->summary,local->ical->pilot_status);

    switch(local->ical->pilot_status) {
    case ICAL_PILOT_SYNC_NONE: 
        local->local.attr = GnomePilotRecordNothing; 
        break;
    case ICAL_PILOT_SYNC_MOD: 
        local->local.attr = GnomePilotRecordModified; 
        break;
    case ICAL_PILOT_SYNC_DEL: 
        local->local.attr = GnomePilotRecordDeleted; 
        break;
    }

    /* Records without a pilot_id are new */
    if(local->local.ID == 0) 
        local->local.attr = GnomePilotRecordNew; 
  
    local->local.secret = 0;
    if(obj->class!=NULL) 
        if(strcmp(obj->class,"PRIVATE")==0)
            local->local.secret = 1;
 
    local->local.archived = 0;  
}

/*
 * Given a PilotRecord, find the matching record in
 * the calendar repository. If no match, return NULL
 */
static CalLocalRecord *
find_record_in_repository(GnomePilotConduitStandardAbs *conduit,
              PilotRecord *remote) 
{
    char *vcal_string;
    CalLocalRecord *loc;
  
    g_return_val_if_fail(conduit!=NULL,NULL);
    g_return_val_if_fail(remote!=NULL,NULL);
  
 
    vcal_string = 
        GNOME_Calendar_Repository_get_object_by_pilot_id (calendar, remote->ID, &ev);
  
    if (ev._major == CORBA_USER_EXCEPTION){
        INFO ("Object did not exist");
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return NULL;
    } else if(ev._major != CORBA_NO_EXCEPTION) {
        WARN (_("Error while communicating with calendar server"));
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return NULL;
    } else {
        LOG ("Found");
        loc = g_new0(CalLocalRecord,1);
        /* memory allocated in new_from_string is freed in free_match */
        local_record_from_icalobject(loc,
                         ical_object_new_from_string (vcal_string));
        /* g_free(vcal_string); FIXME: this coredumps, but won't it leak without ? */
        return loc;
    }

    return NULL;
}

/* 
 * updates an given iCalObject in the repository
 */
static void
update_calendar_entry_in_repository(GnomePilotConduitStandardAbs *conduit,
                    iCalObject *obj) 
{
    char *str;

    g_return_if_fail(conduit!=NULL);
    g_return_if_fail(obj!=NULL);

    str = calendar_string_from_object (obj);
  
    GNOME_Calendar_Repository_update_object (calendar, obj->uid, str, &ev);

    if (ev._major == CORBA_USER_EXCEPTION){
        INFO ("Object did not exist");
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return;
    } else if(ev._major != CORBA_NO_EXCEPTION) {
        WARN (_("Error while communicating with calendar server"));
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return;
    } 

    free (str);
}

static iCalObject *
ical_from_remote_record(GnomePilotConduitStandardAbs *conduit,
            PilotRecord *remote,
            iCalObject *in_obj)
{
    iCalObject *obj;
    int i;
    struct Appointment a;
    time_t now;

    now = time (NULL);

    g_return_val_if_fail(remote!=NULL,NULL);
    memset(&a,0,sizeof(struct Appointment));
    unpack_Appointment(&a,remote->record,remote->length);
    
    if (in_obj == NULL)
        obj = ical_new (a.note ? a.note : "",
                g_get_user_name (),
                a.description ? a.description : "");
    else 
        obj = in_obj;
    
    if (a.note) {
        g_free(obj->comment);
        obj->comment = g_strdup(a.note);
    }
    if (a.description) {
        g_free(obj->summary);
        obj->summary = g_strdup(a.description);
    }
    
    obj->created = now;
    obj->last_mod = now;
    obj->priority = 0;
    obj->transp = 0;
    obj->related = NULL;
    obj->pilot_id = remote->ID;
    obj->pilot_status = ICAL_PILOT_SYNC_NONE;

    /*
     * Begin and end
     */

    if (a.event)
    {
        /* turn day-long events into a full day's appointment
           FIXME: get settings from gnomecal */
        a.begin.tm_sec = 0;
        a.begin.tm_min = 0;
        a.begin.tm_hour = 0;

        a.end.tm_sec = 0;
        a.end.tm_min =59;
        a.end.tm_hour = 23;
    }
    
    obj->dtstart = mktime (&a.begin);
    obj->dtend = mktime (&a.end);

    /* Special case: daily repetitions are converted to a multi-day event */
    /* This sucketh, a pilot event scheduled for dailyRepeat, freq 1, end on 
       whatever is cleary converted wrong 
    if (a.repeatType == repeatDaily){
        time_t newt = time_add_day (obj->dtend, a.repeatFrequency);

        obj->dtend = newt;
    }
    */

    /*
     * Alarm
     */
    if (a.alarm){
        obj->aalarm.type = ALARM_AUDIO;
        obj->aalarm.enabled = 1;
        obj->aalarm.count = a.advance;

        switch (a.advanceUnits){
        case advMinutes:
            obj->aalarm.units = ALARM_MINUTES;
            break;
            
        case advHours:
            obj->aalarm.units = ALARM_HOURS;
            break;
            
        case advDays:
            obj->aalarm.units = ALARM_DAYS;
            break;
        default:
        }
    }

    /*
     * Recurrence
     */
    if (a.repeatFrequency){
        obj->recur = g_new0 (Recurrence, 1);
        
        switch (a.repeatType){
        case repeatDaily:
            /*
             * In the Pilot daily repetitions are actually
             * multi-day events
             */
            obj->recur->type = RECUR_DAILY;
            break;
            
        case repeatMonthlyByDate:
            obj->recur->type = RECUR_MONTHLY_BY_DAY;
            obj->recur->u.month_day = a.repeatFrequency;
            break;
            
        case repeatWeekly:
        {
            int wd;

            obj->recur->type = RECUR_WEEKLY;
            for (wd = 0; wd < 7; wd++)
                if (a.repeatDays [wd])
                    obj->recur->weekday |= 1 << wd;

            if (obj->recur->weekday == 0){
                struct tm tm = *localtime (&obj->dtstart);

                obj->recur->weekday = 1 << tm.tm_wday;
            }
            break;
        }
        
        case repeatMonthlyByDay:
            obj->recur->type = RECUR_MONTHLY_BY_POS;
            obj->recur->u.month_pos = a.repeatFrequency;
            obj->recur->weekday = (a.repeatDay / 7);
            break;
            
        case repeatYearly:
            obj->recur->type = RECUR_YEARLY_BY_DAY;
            break;

        default:
            g_assert_not_reached();
        }

        if (a.repeatForever)
            obj->recur->duration = 0;
        else
            obj->recur->_enddate = mktime (&a.repeatEnd);

        obj->recur->interval = a.repeatFrequency;
    }

    /*
     * Load exception dates 
     */
    obj->exdate = NULL;
    for (i = 0; i < a.exceptions; i++){
        time_t *t = g_new (time_t, 1);

        *t = mktime (&(a.exception [i]));
        obj->exdate = g_list_prepend (obj->exdate, t);
    }

    g_free (obj->class);
    
    if (remote->attr & dlpRecAttrSecret)
        obj->class = g_strdup ("PRIVATE");
    else
        obj->class = g_strdup ("PUBLIC");


    free_Appointment(&a);

    return obj;
}

/* Code blatantly stolen from
 * calendar-pilot-sync.c:
 *   
 * (C) 1999 International GNOME Support
 *
 * Author:
 *   Miguel de Icaza (miguel@gnome-support.com)
 *
 */
static gint
update_record (GnomePilotConduitStandardAbs *conduit,
           PilotRecord *remote)
{
    char *vcal_string;
    iCalObject *obj;
    struct Appointment a;

    g_return_val_if_fail(remote!=NULL,-1);

    memset(&a,0,sizeof(struct Appointment));
    unpack_Appointment(&a,remote->record,remote->length);
    
    obj = ical_new (a.note ? a.note : "",
            g_get_user_name (),
            a.description ? a.description : "");

    LOG ("requesting %ld [%s]", remote->ID, a.description);
    vcal_string = GNOME_Calendar_Repository_get_object_by_pilot_id (calendar, remote->ID, &ev);

    if (ev._major == CORBA_USER_EXCEPTION){
        WARN (_("Object did not exist, creating a new one"));
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        ical_from_remote_record(conduit,remote,obj);
    } else if(ev._major != CORBA_NO_EXCEPTION) {
            WARN (_("Error while communicating with calendar server"));
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        ical_object_destroy (obj); 
        free_Appointment(&a);
        return -1;
    } else {
            LOG ("Found");
        ical_object_destroy (obj);
        obj = ical_object_new_from_string (vcal_string);
        ical_from_remote_record(conduit,remote,obj);
        CORBA_free(vcal_string);
    }

    /* update record on server */
    
    update_calendar_entry_in_repository(conduit,obj);

    /*
     * Shutdown
     */
    ical_object_destroy (obj);
    free_Appointment(&a);

    return 0;
}


static gint
pre_sync(GnomePilotConduit *c, GnomePilotDBInfo *dbi) 
{
    int l;
    unsigned char *buf;
  
    INFO (CONDUIT_VERSION);

    calendar = CORBA_OBJECT_NIL;
    calendar = start_calendar_server(GNOME_PILOT_CONDUIT_STANDARD_ABS(c));
    if(calendar == CORBA_OBJECT_NIL) {
        return -1;
    }
  
    gtk_object_set_data(GTK_OBJECT(c),"dbinfo",dbi);
  
    /* load_records(c); */

    buf = (unsigned char*)g_malloc(0xffff);
    if((l=dlp_ReadAppBlock(dbi->pilot_socket,dbi->db_handle,0,(unsigned char *)buf,0xffff))<0) {
        return -1;
    }
    unpack_AppointmentAppInfo(&(GET_DATA(c)->ai),buf,l);
    g_free(buf);

    return 0;
}

/**
 * Find (if possible) the local record which matches
 * the given PilotRecord.
 * if successfull, return non-zero and set *local to
 * a non-null value (the located local record),
 * otherwise return 0 and set *local = NULL;
 */

static gint
match_record    (GnomePilotConduitStandardAbs *conduit,
         CalLocalRecord **local,
         PilotRecord *remote,
         gpointer data)
{
    LOG ("in match_record");

    g_return_val_if_fail(local!=NULL,-1);
    g_return_val_if_fail(remote!=NULL,-1);

    *local = find_record_in_repository(conduit,remote);
  
    if (*local==NULL) return -1;
    return 0;
}

/**
 * Free the data allocated by a previous match_record call.
 * If successfull, return non-zero and ser *local=NULL, otherwise
 * return 0.
 */
static gint
free_match  (GnomePilotConduitStandardAbs *conduit,
         CalLocalRecord **local,
         gpointer data)
{
    LOG ("entering free_match");

    g_return_val_if_fail(local!=NULL,-1);
    g_return_val_if_fail(*local!=NULL,-1);

    ical_object_destroy (CALLOCALRECORD(*local)->ical); 
    g_free(*local);
    
        *local = NULL;
    return 0;
}

/*
  Move to archive and set status to Nothing
 */
static gint
archive_local (GnomePilotConduitStandardAbs *conduit,
           CalLocalRecord *local,
           gpointer data)
{
    LOG ("entering archive_local");

    g_return_val_if_fail(local!=NULL,-1);

    return -1;
}

/*
  Store in archive and set status to Nothing
 */
static gint
archive_remote (GnomePilotConduitStandardAbs *conduit,
        CalLocalRecord *local,
        PilotRecord *remote,
        gpointer data)
{
    LOG ("entering archive_remote");

        g_return_val_if_fail(remote!=NULL,-1);
    g_return_val_if_fail(local!=NULL,-1);

    return -1;
}

/*
  Store and set status to Nothing
 */
static gint
store_remote (GnomePilotConduitStandardAbs *conduit,
          PilotRecord *remote,
          gpointer data)
{
    LOG ("entering store_remote");

    g_return_val_if_fail(remote!=NULL,-1);

    return update_record(conduit,remote);
}

static gint
clear_status_archive_local (GnomePilotConduitStandardAbs *conduit,
                CalLocalRecord *local,
                gpointer data)
{
    LOG ("entering clear_status_archive_local");

    g_return_val_if_fail(local!=NULL,-1);

        return -1;
}

static gint
iterate (GnomePilotConduitStandardAbs *conduit,
     CalLocalRecord **local,
     gpointer data)
{
    static GList *events,*iterator;
    static int hest;

    g_return_val_if_fail(local!=NULL,-1);

    if(*local==NULL) {
        LOG ("beginning iteration");

        events = get_calendar_objects(conduit);
        hest = 0;
        
        if(events!=NULL) {
            LOG ("iterating over %d records",g_list_length(events));
            *local = g_new0(CalLocalRecord,1);

            local_record_from_ical_uid(*local,(gchar*)events->data);
            iterator = events;
        } else {
            LOG ("no events");
            (*local) = NULL;
        }
    } else {
        LOG ("continuing iteration");
        hest++;
        if(g_list_next(iterator)==NULL) {
            GList *l;

            LOG ("ending");
            /** free stuff allocated for iteration */
            g_free((*local));

            LOG ("iterated over %d records",hest);
            for(l=events;l;l=l->next)
                g_free(l->data);

            g_list_free(events);

            /* ends iteration */
            (*local) = NULL;
            return 0;
        } else {
            iterator = g_list_next(iterator);
            local_record_from_ical_uid(*local,(gchar*)(iterator->data));
        }
    }
    return 1;
}

static gint
iterate_specific (GnomePilotConduitStandardAbs *conduit,
          CalLocalRecord **local,
          gint flag,
          gint archived,
          gpointer data)
{
#ifdef DEBUG_CALCONDUIT
    {
        gchar *tmp;
        switch (flag) {
        case GnomePilotRecordNothing: tmp = g_strdup("RecordNothing"); break;
        case GnomePilotRecordModified: tmp = g_strdup("RecordModified"); break;
        case GnomePilotRecordNew: tmp = g_strdup("RecordNew"); break;
        }
        LOG ("entering iterate_specific(flag = %s)",tmp);
        g_free(tmp);
    }
#endif
    g_return_val_if_fail(local!=NULL,-1);

    /* iterate until a record meets the criteria */
    while(gnome_pilot_conduit_standard_abs_iterate(conduit,(LocalRecord**)local)) {
        if((*local)==NULL) break;
        /* g_print("calconduit: local->attr = %d, flag = %d, & %d\n",(*local)->local.attr,flag,((*local)->local.attr &  flag)); */
        if(archived && ((*local)->local.archived==archived)) break;
        if(((*local)->local.attr == flag)) break;
    }

    return (*local)==NULL?0:1;
}

static gint
purge (GnomePilotConduitStandardAbs *conduit,
       gpointer data)
{
    LOG ("entering purge");


    /* HEST, gem posterne her */

    return -1;
}

static gint
set_status (GnomePilotConduitStandardAbs *conduit,
        CalLocalRecord *local,
        gint status,
        gpointer data)
{
    LOG ("entering set_status");

    g_return_val_if_fail(local!=NULL,-1);

    g_assert(local->ical!=NULL);
    
    local->local.attr = status;
    switch(status) {
    case GnomePilotRecordPending:
    case GnomePilotRecordNothing:
        local->ical->pilot_status = ICAL_PILOT_SYNC_NONE;
        break;
    case GnomePilotRecordDeleted:
        break;
    case GnomePilotRecordNew:
    case GnomePilotRecordModified:
        local->ical->pilot_status = ICAL_PILOT_SYNC_MOD;
        break;    
    }
    
    if ( status != GnomePilotRecordDeleted) 
        GNOME_Calendar_Repository_update_pilot_id(calendar,
                              local->ical->uid,
                              local->local.ID,
                              local->ical->pilot_status,
                              &ev);
    else
        GNOME_Calendar_Repository_delete_object(calendar,local->ical->uid,&ev);
    
    if (ev._major == CORBA_USER_EXCEPTION){
        LOG ("Object did not exist");
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return -1;
    } else if(ev._major != CORBA_NO_EXCEPTION) {
        WARN (_("Error while communicating with calendar server"));
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return -1;
    } 
        return 0;
}

static gint
set_archived (GnomePilotConduitStandardAbs *conduit,
          CalLocalRecord *local,
          gint archived,
          gpointer data)
{
    LOG ("entering set_archived");

    g_return_val_if_fail(local!=NULL,-1);
    g_assert(local->ical!=NULL);

    local->local.archived = archived;
    update_calendar_entry_in_repository(conduit,local->ical);
    /* FIXME: This should move the entry into a speciel
       calendar file, eg. Archive, or (by config option), simply
       delete it */
        return 0;
}

static gint
set_pilot_id (GnomePilotConduitStandardAbs *conduit,
          CalLocalRecord *local,
          guint32 ID,
          gpointer data)
{
    LOG ("entering set_pilot_id");

    g_return_val_if_fail(local!=NULL,-1);
    g_assert(local->ical!=NULL);

    local->local.ID = ID;
    local->ical->pilot_id = ID;
    GNOME_Calendar_Repository_update_pilot_id(calendar,
                          local->ical->uid,
                          local->local.ID,
                          local->ical->pilot_status,
                          &ev);

    if (ev._major == CORBA_USER_EXCEPTION){
        LOG ("Object did not exist");
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return -1;
    } else if(ev._major != CORBA_NO_EXCEPTION) {
        WARN (_("Error while communicating with calendar server"));
        show_exception(&ev);
        CORBA_exception_free(&ev); 
        return -1;
    } 
        return 0;
}

static gint
compare (GnomePilotConduitStandardAbs *conduit,
     CalLocalRecord *local,
     PilotRecord *remote,
     gpointer data)
{
    LOG ("entering compare");

    g_return_val_if_fail(local!=NULL,-1);
    g_return_val_if_fail(remote!=NULL,-1);

        return -1;
}

static gint
compare_backup (GnomePilotConduitStandardAbs *conduit,
        CalLocalRecord *local,
        PilotRecord *remote,
        gpointer data)
{
    LOG ("entering compare_backup");

    g_return_val_if_fail(local!=NULL,-1);
    g_return_val_if_fail(remote!=NULL,-1);

        return -1;
}

static gint
free_transmit (GnomePilotConduitStandardAbs *conduit,
           CalLocalRecord *local,
           PilotRecord **remote,
           gpointer data)
{
    LOG ("entering free_transmit");

    g_return_val_if_fail(local!=NULL,-1);
    g_return_val_if_fail(remote!=NULL,-1);

    free_Appointment(local->a);
    g_free((*remote)->record);
    *remote = NULL;
        return 0;
}

static gint
delete_all (GnomePilotConduitStandardAbs *conduit,
        gpointer data)
{
    LOG ("entering delete_all");

        return -1;
}

static gint
transmit (GnomePilotConduitStandardAbs *conduit,
      CalLocalRecord *local,
      PilotRecord **remote,
      gpointer data)
{
    PilotRecord *p;
    int daycount;
    int x,y;
    
    LOG ("entering transmit");

    g_return_val_if_fail(local!=NULL,-1);
    g_return_val_if_fail(remote!=NULL,-1);
    g_assert(local->ical!=NULL);

    p = g_new0(PilotRecord,1);

    p->ID = local->local.ID;
    p->attr = local->local.attr;
    p->archived = local->local.archived;
    p->secret = local->local.secret;

    local->a = g_new0(struct Appointment,1);

    local->a->event = 0; /* if no start time, leave at 1 */
    local->a->begin = *localtime(&local->ical->dtstart);
    local->a->end = *localtime(&local->ical->dtend);

    /* set the Audio Alarm  parameters */
    if(local->ical->aalarm.enabled) {
        local->a->alarm = 1;
        local->a->advance = local->ical->aalarm.count;
        switch(local->ical->aalarm.units) {
        case ALARM_MINUTES:
            local->a->advanceUnits = advMinutes;
            break;
        case ALARM_HOURS:
            local->a->advanceUnits = advHours;
            break;
        case ALARM_DAYS:
            local->a->advanceUnits = advDays;
            break;
        }
    } else {
        local->a->alarm = 0;
        local->a->advance = 0;
        local->a->advanceUnits = advMinutes;
    }

    /* set the recurrence parameters */
    if (local->ical->recur != NULL) {
        switch (local->ical->recur->type) {
        case RECUR_DAILY:
            local->a->repeatType = repeatDaily;
            break;
        case RECUR_WEEKLY:
            local->a->repeatType = repeatWeekly;
            break;
        case RECUR_MONTHLY_BY_POS:
            local->a->repeatType = repeatMonthlyByDate;
            break;
        case RECUR_MONTHLY_BY_DAY:
            local->a->repeatType = repeatMonthlyByDay;
            break;
        case RECUR_YEARLY_BY_MONTH:
            local->a->repeatType = repeatYearly;
            break;
        case RECUR_YEARLY_BY_DAY:
            local->a->repeatType = repeatYearly;
            break;
        }
        if (local->ical->recur->duration == 0) {
            local->a->repeatForever = 1;
        } else {
            local->a->repeatForever = 0;
            local->a->repeatEnd = *localtime(&local->ical->recur->_enddate);
        }
        local->a->repeatFrequency = local->ical->recur->interval; 


        for ( daycount=0; daycount<7; daycount++ ) {
            if (local->ical->recur->weekday & (1 << daycount))
                local->a->repeatDays[daycount] = 1;
        }
    } else {
        local->a->repeatType = repeatNone;
        local->a->repeatForever = 0;
        local->a->repeatEnd = local->a->end;
        local->a->repeatFrequency = 0;
        local->a->repeatDay = dom1stSun;
        local->a->repeatDays[0] = 0;
        local->a->repeatDays[1] = 0;
        local->a->repeatDays[2] = 0;
        local->a->repeatDays[3] = 0;
        local->a->repeatDays[4] = 0;
        local->a->repeatDays[5] = 0;
        local->a->repeatDays[6] = 0;
        local->a->repeatWeekstart = 0;
        local->a->exceptions = 0;
        local->a->exception = NULL;
    }

    /* STOP: don't replace these with g_strdup, since free_Appointment
       uses free to deallocte */
    local->a->note = 
        local->ical->comment==NULL?NULL:strdup(local->ical->comment);
    local->a->description = 
        local->ical->summary==NULL?NULL:strdup(local->ical->summary);

    /* Generate pilot record structure */
    p->record = g_new0(char,0xffff);
    p->length = pack_Appointment(local->a,p->record,0xffff);

#if 0
    g_message("calconduit: new item from %s to %s",asctime(&(local->a->begin)),asctime(&(local->a->end))); 
    
    g_message("local->a->note = %s",local->a->note);
    g_message("local->a->description = %s",local->a->description);
    g_message("sizeof(p->record) = %d, length is %d",sizeof(p->record),p->length);
    for(x=0;x<p->length;x+=32) {
        for(y=x;y<x+32;y++)
            if(p->record[y]<33 || p->record[y]>128)
                printf("%02X",p->record[y]);
            else 
                printf(" %c",p->record[y]);
        printf("\n");
    }
#endif

    *remote = p;

    return 0;
}

GnomePilotConduit *
conduit_get_gpilot_conduit (guint32 pilotId)
{
    GtkObject *retval;
    ConduitCfg *cfg;
    ConduitData *cdata;

    CORBA_exception_init (&ev);

    retval = gnome_pilot_conduit_standard_abs_new ("DatebookDB", 0x64617465);
    g_assert (retval != NULL);
    gnome_pilot_conduit_construct(GNOME_PILOT_CONDUIT(retval),"calendar");

    cfg = g_new0(ConduitCfg,1);
    g_assert(cfg != NULL);
    gtk_object_set_data(retval,"conduit_cfg",cfg);

    cdata = g_new0(ConduitData,1);
    g_assert(cdata != NULL);
    gtk_object_set_data(retval,"conduit_data",cdata);

    gtk_signal_connect (retval, "match_record", (GtkSignalFunc) match_record, NULL);
    gtk_signal_connect (retval, "free_match", (GtkSignalFunc) free_match, NULL);
    gtk_signal_connect (retval, "archive_local", (GtkSignalFunc) archive_local, NULL);
    gtk_signal_connect (retval, "archive_remote", (GtkSignalFunc) archive_remote, NULL);
    gtk_signal_connect (retval, "store_remote", (GtkSignalFunc) store_remote, NULL);
    gtk_signal_connect (retval, "clear_status_archive_local", (GtkSignalFunc) clear_status_archive_local, NULL);
    gtk_signal_connect (retval, "iterate", (GtkSignalFunc) iterate, NULL);
    gtk_signal_connect (retval, "iterate_specific", (GtkSignalFunc) iterate_specific, NULL);
    gtk_signal_connect (retval, "purge", (GtkSignalFunc) purge, NULL);
    gtk_signal_connect (retval, "set_status", (GtkSignalFunc) set_status, NULL);
    gtk_signal_connect (retval, "set_archived", (GtkSignalFunc) set_archived, NULL);
    gtk_signal_connect (retval, "set_pilot_id", (GtkSignalFunc) set_pilot_id, NULL);
    gtk_signal_connect (retval, "compare", (GtkSignalFunc) compare, NULL);
    gtk_signal_connect (retval, "compare_backup", (GtkSignalFunc) compare_backup, NULL);
    gtk_signal_connect (retval, "free_transmit", (GtkSignalFunc) free_transmit, NULL);
    gtk_signal_connect (retval, "delete_all", (GtkSignalFunc) delete_all, NULL);
    gtk_signal_connect (retval, "transmit", (GtkSignalFunc) transmit, NULL);
    gtk_signal_connect (retval, "pre_sync", (GtkSignalFunc) pre_sync, NULL);

    load_configuration(&cfg,pilotId);

    return GNOME_PILOT_CONDUIT (retval);
}

void
conduit_destroy_gpilot_conduit (GnomePilotConduit *conduit)
{ 
        ConduitCfg *cc;
    ConduitData *cd;

    if(calendar!=CORBA_OBJECT_NIL)
        GNOME_Calendar_Repository_done (calendar, &ev);

        cc = GET_CONFIG(conduit);
        destroy_configuration(&cc);

    cd = GET_DATA(conduit);
    g_free(cd);

    gtk_object_destroy (GTK_OBJECT (conduit));

}