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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Author :
* Damon Chaplin <damon@ximian.com>
*
* Copyright 2000, Ximian, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*/
/*
* This tests the recurrence rule expansion functions.
*
* NOTE: currently it starts from the event start date and continues
* until all recurrence rules/dates end or we reach MAX_OCCURRENCES
* occurrences. So it does not test generating occurrences for a specific
* interval. A nice addition might be to do this automatically and compare
* the results from the complete set to ensure they match.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <gtk/gtkmain.h>
#include <cal-util/cal-recur.h>
#include <cal-util/cal-util.h>
/* Since events can recur infinitely, we set a limit to the number of
occurrences we output. */
#define MAX_OCCURRENCES 1000
static void usage (void);
static void generate_occurrences (icalcomponent *comp);
static gboolean occurrence_cb (CalComponent *comp,
time_t instance_start,
time_t instance_end,
gpointer data);
int
main (int argc,
char *argv[])
{
gchar *filename;
icalcomponent *icalcomp;
gtk_init (&argc, &argv);
if (argc != 2)
usage ();
filename = argv[1];
icalcomp = cal_util_parse_ics_file (filename);
if (icalcomp)
generate_occurrences (icalcomp);
return 0;
}
static void
usage (void)
{
g_print ("Usage: test-recur <filename>\n");
exit (1);
}
/* This resolves any TZIDs in the components. The VTIMEZONEs must be in the
file we are reading. */
static icaltimezone*
resolve_tzid_cb (const char *tzid,
gpointer user_data)
{
icalcomponent *vcalendar_comp = user_data;
if (!tzid || !tzid[0])
return NULL;
else if (!strcmp (tzid, "UTC"))
return icaltimezone_get_utc_timezone ();
return icalcomponent_get_timezone (vcalendar_comp, tzid);
}
static void
generate_occurrences (icalcomponent *icalcomp)
{
icalcompiter iter;
icaltimezone *default_timezone;
/* This is the timezone we will use for DATE and floating values. */
default_timezone = icaltimezone_get_utc_timezone ();
for (iter = icalcomponent_begin_component (icalcomp, ICAL_ANY_COMPONENT);
icalcompiter_deref (&iter) != NULL;
icalcompiter_next (&iter)) {
icalcomponent *tmp_icalcomp;
CalComponent *comp;
icalcomponent_kind kind;
gint occurrences;
tmp_icalcomp = icalcompiter_deref (&iter);
kind = icalcomponent_isa (tmp_icalcomp);
if (!(kind == ICAL_VEVENT_COMPONENT
|| kind == ICAL_VTODO_COMPONENT
|| kind == ICAL_VJOURNAL_COMPONENT))
continue;
comp = cal_component_new ();
if (!cal_component_set_icalcomponent (comp, tmp_icalcomp))
continue;
g_print ("#############################################################################\n");
g_print ("%s\n\n", icalcomponent_as_ical_string (tmp_icalcomp));
g_print ("Instances:\n");
occurrences = 0;
/* I use specific times when I am trying to pin down a bug seen
in one of the calendar views. */
#if 0
cal_recur_generate_instances (comp, 982022400, 982108800,
occurrence_cb, &occurrences,
resolve_tzid_cb, icalcomp,
default_timezone);
#else
cal_recur_generate_instances (comp, -1, -1,
occurrence_cb, &occurrences,
resolve_tzid_cb, icalcomp,
default_timezone);
#endif
/* Print the component again so we can see the
X-EVOLUTION-ENDDATE parameter (only set if COUNT is used).
*/
g_print ("#############################################################################\n");
#if 0
g_print ("%s\n\n", icalcomponent_as_ical_string (tmp_icalcomp));
#endif
}
}
static gboolean
occurrence_cb (CalComponent *comp,
time_t instance_start,
time_t instance_end,
gpointer data)
{
char start[32], finish[32];
gint *occurrences;
occurrences = (gint*) data;
strcpy (start, ctime (&instance_start));
start[24] = '\0';
strcpy (finish, ctime (&instance_end));
finish[24] = '\0';
g_print ("%s - %s\n", start, finish);
(*occurrences)++;
return (*occurrences == MAX_OCCURRENCES) ? FALSE : TRUE;
}
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