GNOKII_API int gn_ical2todo(FILE *f, gn_todo *ctodo, int id)
{
#ifdef HAVE_LIBICAL
icalparser *parser = NULL;
icalcomponent *comp = NULL;
gn_error error;
parser = icalparser_new();
if (!parser) {
return GN_ERR_FAILED;
}
icalparser_set_gen_data(parser, f);
comp = icalparser_parse(parser, ical_fgets);
if (!comp) {
icalparser_free(parser);
return GN_ERR_FAILED;
}
error = gn_ical2todo_real(comp, ctodo, id);
icalcomponent_free(comp);
icalparser_free(parser);
return error;
#else
return GN_ERR_NOTIMPLEMENTED;
#endif /* HAVE_LIBICAL */
}
GNOKII_API int gn_icalstr2todo(const char * ical, gn_todo *ctodo, int id)
{
#ifdef HAVE_LIBICAL
icalparser *parser = NULL;
icalcomponent *comp = NULL;
gn_error error;
parser = icalparser_new();
if (!parser) {
return GN_ERR_FAILED;
}
comp = icalparser_parse_string (ical);
if (!comp) {
icalparser_free(parser);
return GN_ERR_FAILED;
}
error = gn_ical2todo_real(comp, ctodo, id);
icalcomponent_free(comp);
icalparser_free(parser);
return error;
#else
return GN_ERR_NOTIMPLEMENTED;
#endif /* HAVE_LIBICAL */
}
/* read a vcalendar event given by id from file f and store the data in calnote */
GNOKII_API gn_error gn_ical2calnote(FILE *f, gn_calnote *calnote, int id)
{
#ifdef HAVE_LIBICAL
icalparser *parser = NULL;
icalcomponent *comp = NULL;
gn_error retval;
parser = icalparser_new();
if (!parser) {
return GN_ERR_FAILED;
}
icalparser_set_gen_data(parser, f);
comp = icalparser_parse(parser, ical_fgets);
if (!comp) {
icalparser_free(parser);
return GN_ERR_FAILED;
}
retval = gn_ical2calnote_real(comp, calnote, id);
icalcomponent_free(comp);
icalparser_free(parser);
return retval;
#else
return GN_ERR_NOTIMPLEMENTED;
#endif /* HAVE_LIBICAL */
}
/* read a vcalendar event given by id from string ical and store the data in calnote */
GNOKII_API gn_error gn_icalstr2calnote(const char * ical, gn_calnote *calnote, int id)
{
#ifdef HAVE_LIBICAL
icalparser *parser = NULL;
icalcomponent *comp = NULL;
gn_error retval;
parser = icalparser_new();
if (!parser) {
return GN_ERR_FAILED;
}
comp = icalparser_parse_string (ical);
if (!comp) {
icalparser_free(parser);
return GN_ERR_FAILED;
}
retval = gn_ical2calnote_real(comp, calnote, id);
icalcomponent_free(comp);
icalparser_free(parser);
return retval;
#else
return GN_ERR_NOTIMPLEMENTED;
#endif /* HAVE_LIBICAL */
}
icalcomponent* icalparser_parse_string(const char* str)
{
icalcomponent *c;
struct slg_data d;
icalparser *p;
icalerrorstate es = icalerror_get_error_state(ICAL_MALFORMEDDATA_ERROR);
d.pos = 0;
d.str = str;
p = icalparser_new();
icalparser_set_gen_data(p,&d);
icalerror_set_error_state(ICAL_MALFORMEDDATA_ERROR,ICAL_ERROR_NONFATAL);
c = icalparser_parse(p,icalparser_string_line_generator);
icalerror_set_error_state(ICAL_MALFORMEDDATA_ERROR,es);
icalparser_free(p);
return c;
}
/** Loads the builtin VTIMEZONE data for the given timezone. */
static void
icaltimezone_load_builtin_timezone (icaltimezone *zone)
{
char *filename;
unsigned int filename_len;
FILE *fp;
icalparser *parser;
icalcomponent *comp, *subcomp;
/* If the location isn't set, it isn't a builtin timezone. */
if (!zone->location || !zone->location[0])
return;
filename_len = strlen (get_zone_directory()) + strlen (zone->location) + 6;
filename = (char*) malloc (filename_len);
if (!filename) {
icalerror_set_errno(ICAL_NEWFAILED_ERROR);
return;
}
snprintf (filename, filename_len, "%s/%s.ics", get_zone_directory(),
zone->location);
fp = fopen (filename, "r");
free (filename);
if (!fp) {
icalerror_set_errno(ICAL_FILE_ERROR);
return;
}
/* ##### B.# Sun, 11 Nov 2001 04:04:29 +1100
this is where the MALFORMEDDATA error is being set, after the call to 'icalparser_parse'
fprintf(stderr, "** WARNING ** %s: %d %s\n", __FILE__, __LINE__, icalerror_strerror(icalerrno));
*/
parser = icalparser_new ();
icalparser_set_gen_data (parser, fp);
comp = icalparser_parse (parser, icaltimezone_load_get_line_fn);
icalparser_free (parser);
fclose (fp);
/* Find the VTIMEZONE component inside the VCALENDAR. There should be 1. */
subcomp = icalcomponent_get_first_component (comp,
ICAL_VTIMEZONE_COMPONENT);
if (!subcomp) {
icalerror_set_errno(ICAL_PARSE_ERROR);
return;
}
icaltimezone_get_vtimezone_properties (zone, subcomp);
icalcomponent_remove_component(comp,subcomp);
icalcomponent_free(comp);
}
void parse_text(int argc, char *argv[])
{
char *line;
FILE *stream;
icalcomponent *c;
/* Create a new parser object */
icalparser *parser = icalparser_new();
stream = fopen(argv[1], "r");
assert(stream != 0);
/* Tell the parser what input routie it should use. */
icalparser_set_gen_data(parser, stream);
do
{
/* Get a single content line by making one or more calls to
read_stream()*/
line = icalparser_get_line(parser, read_stream);
/* Now, add that line into the parser object. If that line
completes a component, c will be non-zero */
c = icalparser_add_line(parser, line);
if(c != 0)
{
printf("%s", icalcomponent_as_ical_string(c));
printf("\n---------------\n");
icalcomponent_free(c);
}
}
while(line != 0);
icalparser_free(parser);
}
/**
* e_cal_util_parse_ics_file:
* @filename: Name of the file to be parsed.
*
* Parses the given file, and, if it contains a valid iCalendar object,
* parse it and return a new #icalcomponent.
*
* Returns: a newly created #icalcomponent or NULL if the file doesn't
* contain a valid iCalendar object.
*/
icalcomponent *
e_cal_util_parse_ics_file (const gchar *filename)
{
icalparser *parser;
icalcomponent *icalcomp;
FILE *file;
file = g_fopen (filename, "rb");
if (!file)
return NULL;
parser = icalparser_new ();
icalparser_set_gen_data (parser, file);
icalcomp = icalparser_parse (parser, get_line_fn);
icalparser_free (parser);
fclose (file);
return icalcomp;
}
int main(int argc, char *argv[])
{
char *line;
FILE *stream;
icalcomponent *c;
icalparser *parser = icalparser_new();
if (argc != 2) {
fprintf(stderr, "Usage: parser [file.ics]\n");
return 0;
}
stream = fopen(argv[1], "r");
if (stream == (FILE *) NULL) {
fprintf(stderr, "Cannot open file \"%s\" for reading\n", argv[1]);
return 1;
}
icalparser_set_gen_data(parser, stream);
do {
line = icalparser_get_line(parser, read_stream);
c = icalparser_add_line(parser, line);
icalmemory_free_buffer(line);
if (c != 0) {
/*icalcomponent_convert_errors(c); */
printf("%s", icalcomponent_as_ical_string(c));
printf("\n---------------\n");
icalcomponent_free(c);
}
} while (line != 0);
icalparser_free(parser);
fclose(stream);
return 0;
}
gint
ics_parse_file (struct ics_file *file_entry, gchar *name, gchar *filename, gboolean desc_flag,
gboolean count_only, GUI *appGUI) {
FILE *ics_stream;
icalparser *ics_parser;
icalcomponent *ics_component;
icalcomponent *h, *l;
icalproperty *p, *r;
struct icaltimetype tt;
struct ics_entry *item;
gint n = 0;
ics_parser = icalparser_new ();
g_return_val_if_fail (ics_parser != NULL, n);
ics_stream = fopen (filename, "r");
if (ics_stream == NULL) {
icalparser_free (ics_parser);
return n;
}
icalparser_set_gen_data (ics_parser, ics_stream);
ics_component = icalparser_parse (ics_parser, ics_read_stream);
if (ics_component == NULL) {
fclose (ics_stream);
icalparser_free (ics_parser);
return n;
}
/* FIXME */
if (icalcomponent_get_first_component (ics_component, ICAL_VEVENT_COMPONENT) != NULL) {
for (h = icalcomponent_get_first_component (ics_component, ICAL_VEVENT_COMPONENT); h;
h = icalcomponent_get_next_component (ics_component, ICAL_VEVENT_COMPONENT)) {
p = icalcomponent_get_first_property (h, ICAL_DTSTART_PROPERTY);
tt = icaltime_from_string (icalproperty_get_value_as_string (p));
p = icalcomponent_get_first_property (h, ICAL_SUMMARY_PROPERTY);
if (p != NULL && count_only == FALSE) {
r = icalcomponent_get_first_property (h, ICAL_DESCRIPTION_PROPERTY);
item = g_malloc (sizeof (struct ics_entry));
if (item != NULL) {
item->date.day = tt.day;
item->date.month = tt.month;
item->date.year = tt.year;
item->summary = g_strdup (icalproperty_get_value_as_string (p));
if (r != NULL) {
item->description = g_strdup (icalproperty_get_value_as_string (r));
} else {
item->description = NULL;
}
file_entry->entries_list = g_slist_append (file_entry->entries_list, item);
}
}
n++;
}
} else if (icalcomponent_get_first_component (ics_component, ICAL_VCALENDAR_COMPONENT) != NULL) {
for (l = icalcomponent_get_first_component (ics_component, ICAL_VCALENDAR_COMPONENT); l;
l = icalcomponent_get_next_component (ics_component, ICAL_VCALENDAR_COMPONENT)) {
h = icalcomponent_get_first_component (l, ICAL_VEVENT_COMPONENT);
p = icalcomponent_get_first_property (h, ICAL_DTSTART_PROPERTY);
tt = icaltime_from_string (icalproperty_get_value_as_string (p));
p = icalcomponent_get_first_property (h, ICAL_SUMMARY_PROPERTY);
if (p != NULL && count_only == FALSE) {
r = icalcomponent_get_first_property (h, ICAL_DESCRIPTION_PROPERTY);
item = g_malloc (sizeof (struct ics_entry));
if (item != NULL) {
item->date.day = tt.day;
item->date.month = tt.month;
item->date.year = tt.year;
item->summary = g_strdup (icalproperty_get_value_as_string(p));
if (r != NULL) {
item->description = g_strdup (icalproperty_get_value_as_string (r));
} else {
item->description = NULL;
}
file_entry->entries_list = g_slist_append (file_entry->entries_list, item);
}
}
n++;
}
}
icalcomponent_free (ics_component);
fclose (ics_stream);
icalparser_free (ics_parser);
return n;
}
gboolean
dates_import_calendar_data_from_file (ECal *cal, gchar *filename, GError **error)
{
GError *tmp_error = NULL;
GIOChannel *channel = NULL;
gchar *line;
gsize length;
gint num_comp_imported = 0;
channel = g_io_channel_new_file (filename, "r", &tmp_error);
if (tmp_error != NULL)
{
g_warning ("Error when opening file: %s", tmp_error->message);
g_propagate_error (error, tmp_error);
return FALSE;
} else {
GIOStatus status;
icalparser *parser = icalparser_new ();
/* set the channel as binary mode and let icalparser_add_line
* handle encoding */
g_io_channel_set_encoding (channel, NULL, &tmp_error);
if (tmp_error != NULL)
{
g_warning ("Error when set encoding: %s", tmp_error->message);
g_propagate_error (error, tmp_error);
g_io_channel_unref (channel);
return FALSE;
}
/* Read the from the file line by line and until EOF */
while ((status = g_io_channel_read_line (channel, &line, &length, NULL, &tmp_error))
== G_IO_STATUS_NORMAL)
{
icalcomponent *icomp = NULL;
/* The parser returns an icalcomponent when it has one */
icomp = icalparser_add_line (parser, line);
g_free (line);
if (icomp)
{
gchar *uid = NULL;
icalcompiter iter;
icalcomponent *subcomp;
/* The component is a top-level one and e_cal_create_object only
* accepts VEVENTs. Iterate through the VEVENTS. */
iter = icalcomponent_begin_component (icomp, ICAL_VEVENT_COMPONENT);
while ((subcomp = icalcompiter_deref (&iter)) != NULL)
{
if (!e_cal_create_object (cal, subcomp, &uid, &tmp_error))
{
g_warning ("Creation of imported event failed: %s", tmp_error->message);
g_propagate_error (error, tmp_error);
if (parser)
icalparser_free (parser);
if (icomp)
icalcomponent_free (icomp);
if (channel)
g_io_channel_unref (channel);
g_free (uid);
return FALSE;
}
num_comp_imported ++;
icalcompiter_next (&iter);
g_free (uid);
}
icalcomponent_free (icomp);
}
}
if (parser)
icalparser_free (parser);
if (tmp_error != NULL)
{
g_warning ("Error when reading from file: %s", tmp_error->message);
g_propagate_error (error, tmp_error);
g_io_channel_unref (channel);
return FALSE;
}
}
if (channel)
g_io_channel_unref (channel);
if (num_comp_imported > 0)
{
return TRUE;
}
else
{
*error = g_error_new_literal
(g_quark_from_string ("Dates"), 1, _("No calendar events found."));
return FALSE;
}
}
