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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Author :
* Damon Chaplin <damon@helixcode.com>
*
* Copyright 2000, Helix Code, Inc.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*/
/*
* This tests the recurrence rule expansion functions.
* FIXME: Needs to be updated to just use the public interface.
*/
#include <config.h>
#include <stdio.h>
#include <gtk/gtk.h>
#include <cal-util/cal-recur.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 icalcomponent* scan_ics_file (char *filename);
static char* get_line (char *s,
size_t size,
void *data);
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 = scan_ics_file (filename);
if (icalcomp)
generate_occurrences (icalcomp);
return 0;
}
static void
usage (void)
{
g_print ("Usage: test-recur <filename>\n");
exit (1);
}
static icalcomponent*
scan_ics_file (char *filename)
{
FILE *fp;
icalcomponent *icalcomp;
icalparser *parser;
g_print ("Opening file: %s\n", filename);
fp = fopen (filename, "r");
if (!fp) {
g_print ("Can't open file: %s\n", filename);
return NULL;
}
parser = icalparser_new ();
icalparser_set_gen_data (parser, fp);
icalcomp = icalparser_parse (parser, get_line);
icalparser_free (parser);
return icalcomp;
}
/* Callback used from icalparser_parse() */
static char *
get_line (char *s,
size_t size,
void *data)
{
return fgets (s, size, (FILE*) data);
}
static void
generate_occurrences (icalcomponent *icalcomp)
{
icalcompiter iter;
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));
occurrences = 0;
cal_recur_generate_instances (comp, -1, -1,
occurrence_cb, &occurrences);
g_print ("%s\n\n", icalcomponent_as_ical_string (tmp_icalcomp));
}
}
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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