static void
parse_link_line (ParsingData *data)
{
char *from, *to, *old_from;
GList *zone_list;
/* We must have 3 fields for a Link. */
if (data->num_fields != 3) {
fprintf (stderr, "%s:%i: Invalid Rule line - %i fields.\n%s\n",
data->filename, data->line_number, data->num_fields,
data->line);
exit (1);
}
from = data->fields[LINK_FROM];
to = data->fields[LINK_TO];
#if 0
printf ("LINK FROM: %s\tTO: %s\n", from, to);
#endif
#if CREATE_SYMLINK
{
int len = strnlen(to,254);
int dirs = 0;
int i;
for (i = 0; i < len; i++) {
dirs += to[i] == '/' ? 1 : 0;
}
if (dirs >= 0) {
char rel_from[255];
char to_dir[255];
char to_path[255];
if (dirs == 0) {
sprintf(rel_from, "%s.ics", from);
} else if (dirs == 1) {
sprintf(rel_from, "../%s.ics", from);
} else if (dirs == 2) {
sprintf(rel_from, "../../%s.ics", from);
} else {
return;
}
sprintf(to_path, "%s/%s.ics", VzicOutputDir, to);
strncpy(to_dir, to_path, 254);
ensure_directory_exists(dirname(to_dir));
//printf("Creating symlink from %s to %s\n", rel_from, to_path);
symlink(rel_from, to_path);
}
}
#else
if (g_hash_table_lookup_extended (data->link_data, from,
(gpointer) &old_from,
(gpointer) &zone_list)) {
from = old_from;
} else {
from = g_strdup (from);
zone_list = NULL;
}
zone_list = g_list_prepend (zone_list, g_strdup (to));
g_hash_table_insert (data->link_data, from, zone_list);
#endif
}
int
main (int argc,
char *argv[])
{
int i;
char directory[PATHNAME_BUFFER_SIZE];
char filename[PATHNAME_BUFFER_SIZE];
GHashTable *zones_hash;
/*
* Command-Line Option Parsing.
*/
for (i = 1; i < argc; i++) {
/*
* User Options.
*/
/* --pure: Output the perfect VCALENDAR data, which Outlook won't parse
as it has problems with certain iCalendar constructs. */
if (!strcmp (argv[i], "--pure"))
VzicPureOutput = TRUE;
/* --output-dir: specify where to output all the files beneath. The
default is the current directory. */
else if (argc > i + 1 && !strcmp (argv[i], "--output-dir"))
VzicOutputDir = argv[++i];
/* --url-prefix: Used as the base for the TZURL property in each
VTIMEZONE. The default is to not output TZURL properties. */
else if (argc > i + 1 && !strcmp (argv[i], "--url-prefix")) {
int length;
VzicUrlPrefix = argv[++i];
/* remove the trailing '/' if there is one */
length = strlen (VzicUrlPrefix);
if (VzicUrlPrefix[length - 1] == '/')
VzicUrlPrefix[length - 1] = '\0';
}
else if (argc > i + 1 && !strcmp (argv[i], "--olson-dir")) {
VzicOlsonDir = argv[++i];
}
/*
* Debugging Options.
*/
/* --dump: Dump the Rule and Zone data that we parsed from the Olson
timezone files. This is used to test the parsing code. */
else if (!strcmp (argv[i], "--dump"))
VzicDumpOutput = TRUE;
/* --dump-changes: Dumps a list of times when each timezone changed,
and the new local time offset from UTC. */
else if (!strcmp (argv[i], "--dump-changes"))
VzicDumpChanges = TRUE;
/* --no-rrules: Don't output RRULE properties in the VTIMEZONEs. Instead
it will just output RDATEs for each year up to a certain year. */
else if (!strcmp (argv[i], "--no-rrules"))
VzicNoRRules = TRUE;
/* --no-rdates: Don't output multiple RDATEs in a single VTIMEZONE
component. Instead they will be output separately. */
else if (!strcmp (argv[i], "--no-rdates"))
VzicNoRDates = TRUE;
else
usage ();
}
/*
* Create any necessary directories.
*/
ensure_directory_exists (VzicOutputDir);
if (VzicDumpOutput) {
/* Create the directories for the dump output, if they don't exist. */
sprintf (directory, "%s/ZonesVzic", VzicOutputDir);
ensure_directory_exists (directory);
sprintf (directory, "%s/RulesVzic", VzicOutputDir);
ensure_directory_exists (directory);
}
if (VzicDumpChanges) {
/* Create the directory for the changes output, if it doesn't exist. */
sprintf (directory, "%s/ChangesVzic", VzicOutputDir);
ensure_directory_exists (directory);
}
/*
* Convert the Olson timezone files.
*/
convert_olson_file ("africa");
convert_olson_file ("antarctica");
convert_olson_file ("asia");
convert_olson_file ("australasia");
convert_olson_file ("europe");
convert_olson_file ("northamerica");
convert_olson_file ("southamerica");
/* These are backwards-compatability and weird stuff. */
#if 0
convert_olson_file ("backward");
convert_olson_file ("etcetera");
convert_olson_file ("leapseconds");
convert_olson_file ("pacificnew");
convert_olson_file ("solar87");
convert_olson_file ("solar88");
convert_olson_file ("solar89");
#endif
/* This doesn't really do anything and it messes up vzic-dump.pl so we
don't bother. */
#if 0
convert_olson_file ("factory");
#endif
/* This is old System V stuff, which we don't currently support since it
uses 'min' as a Rule FROM value which messes up our algorithm, making
it too slow and use too much memory. */
#if 0
convert_olson_file ("systemv");
#endif
/* Output the timezone names and coordinates in a zone.tab file, and
the translatable strings to feed to gettext. */
if (VzicDumpZoneNamesAndCoords) {
sprintf (filename, "%s/zone.tab", VzicOlsonDir);
zones_hash = parse_zone_tab (filename);
dump_time_zone_names (VzicTimeZoneNames, VzicOutputDir, zones_hash);
}
return 0;
}
int main(int argc, char* argv[])
{
icalarray *zones;
icaltimezone *zone;
char *zone_directory, *zone_subdirectory, *zone_filename, *location;
char output_directory[PATHNAME_BUFFER_SIZE];
char filename[PATHNAME_BUFFER_SIZE];
FILE *fp;
int i;
int skipping = TRUE;
/*
* Command-Line Option Parsing.
*/
for (i = 1; i < argc; i++) {
/* --dump-changes: Dumps a list of times when each timezone changed,
and the new local time offset from UTC. */
if (!strcmp (argv[i], "--dump-changes"))
VzicDumpChanges = TRUE;
else
usage ();
}
zones = icaltimezone_get_builtin_timezones ();
ensure_directory_exists (directory);
for (i = 0; i < zones->num_elements; i++) {
zone = icalarray_element_at (zones, i);
location = icaltimezone_get_location (zone);
#if 0
/* Use this to start at a certain zone. */
if (skipping && strcmp (location, "America/Boise"))
continue;
#endif
skipping = FALSE;
/* Use this to only output data for certain timezones. */
#if 0
if (strcmp (location, "America/Cancun")
&& strcmp (location, "Asia/Baku")
&& strcmp (location, "Asia/Nicosia")
&& strcmp (location, "Asia/Novosibirsk")
&& strcmp (location, "Asia/Samarkand")
&& strcmp (location, "Asia/Tashkent")
&& strcmp (location, "Asia/Tbilisi")
&& strcmp (location, "Asia/Yerevan")
&& strcmp (location, "Australia/Broken_Hill")
&& strcmp (location, "Europe/Simferopol")
&& strcmp (location, "Europe/Tallinn")
&& strcmp (location, "Europe/Zaporozhye")
)
continue;
#endif
#if 0
printf ("%s\n", location);
#endif
parse_zone_name (location, &zone_directory, &zone_subdirectory,
&zone_filename);
sprintf (output_directory, "%s/%s", directory, zone_directory);
ensure_directory_exists (output_directory);
sprintf (filename, "%s/%s", output_directory, zone_filename);
if (zone_subdirectory) {
sprintf (output_directory, "%s/%s/%s", directory, zone_directory,
zone_subdirectory);
ensure_directory_exists (output_directory);
sprintf (filename, "%s/%s", output_directory, zone_filename);
}
fp = fopen (filename, "w");
if (!fp) {
fprintf (stderr, "Couldn't create file: %s\n", filename);
exit (1);
}
/* We can run 2 different tests - output all changes for each zone, or
test against mktime()/localtime(). Should have a command-line option
or something. */
if (VzicDumpChanges)
icaltimezone_dump_changes (zone, CHANGES_MAX_YEAR, fp);
else
dump_local_times (zone, fp);
if (ferror (fp)) {
fprintf (stderr, "Error writing file: %s\n", filename);
exit (1);
}
fclose (fp);
}
return 0;
}
