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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
#include <sys/stat.h>
#include <stdlib.h>
#include <unistd.h>
#include <config.h>
#include <gtk/gtksignal.h>
#include <cal-util/calobj.h>
#include "libversit/vcc.h"
#include "icalendar-save.h"
#include "icalendar.h"
static icalcomponent*
icalendar_parse_file (char* fname)
{
FILE* fp;
icalcomponent* comp = NULL;
gchar* str;
struct stat st;
int n;
fp = fopen (fname, "r");
if (!fp) {
g_warning ("Cannot open open calendar file.");
return NULL;
}
stat (fname, &st);
str = g_malloc (st.st_size + 2);
n = fread ((gchar*) str, 1, st.st_size, fp);
if (n != st.st_size) {
g_warning ("Read error.");
}
str[n] = '\0';
fclose (fp);
comp = icalparser_parse_string (str);
g_free (str);
return comp;
}
static GList *
icalendar_calendar_load (GList *icals, char *fname)
{
icalcomponent *comp;
icalcomponent *subcomp;
iCalObject *ical;
comp = icalendar_parse_file (fname);
subcomp = icalcomponent_get_first_component (comp,
ICAL_ANY_COMPONENT);
while (subcomp) {
ical = ical_object_create_from_icalcomponent (subcomp);
if (ical->type != ICAL_EVENT &&
ical->type != ICAL_TODO &&
ical->type != ICAL_JOURNAL) {
g_warning ("Skipping unsupported iCalendar component");
} else {
printf ("prepending %p\n", ical);
icals = g_list_prepend (icals, ical);
}
subcomp = icalcomponent_get_next_component (comp,
ICAL_ANY_COMPONENT);
}
return icals;
}
static void
icalendar_calendar_save (GList *icals, char *fname)
{
GList *cur;
icalcomponent *top = icalcomponent_new (ICAL_VCALENDAR_COMPONENT);
char *out_cal_string;
for (cur=icals; cur; cur=cur->next) {
iCalObject *ical = (iCalObject *) cur->data;
icalcomponent *comp;
comp = icalcomponent_create_from_ical_object (ical);
icalcomponent_add_component (top, comp);
}
out_cal_string = icalcomponent_as_ical_string (top);
printf ("---------------------------------------------------------\n");
printf ("%s", out_cal_string);
}
int main (int argc, char *argv[])
{
GList *icals = NULL;
int i;
long int n0, n1;
struct icaldurationtype dt;
/* test icaldurationtype_from_timet */
srandom (time (0));
for (i=0; i<10; i++) {
n0 = random () % ((60 * 60 * 24 * 7) * 4);
dt = icaldurationtype_from_timet (n0);
n1 = icaldurationtype_as_timet (dt);
printf ("%ld -> (%d %d %d %d %d) -> %ld\n",
n0,
dt.weeks, dt.days, dt.hours, dt.minutes, dt.seconds,
n1);
if (n0 != n1) abort ();
}
/*****************/
/* test conversion of icalcomponents to and from iCalObjects */
/*****************/
/* load an ical file */
if (argc < 2) {
printf ("give ical file as argument.\n");
return 1;
}
icals = icalendar_calendar_load (icals, argv[ 1 ]);
printf ("loaded %d ical components\n", g_list_length (icals));
/* save it back out */
icalendar_calendar_save (icals, "out.ical");
return 0;
}
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