/* Get the overall statistics header (label).
*
* On success, an string containing the overall header is returned. */
char *
get_overall_header (GHolder * h)
{
const char *sndfmt = conf.spec_date_time_num_format;
const char *head = conf.output_stdout ? T_HEAD : T_DASH " - " T_HEAD;
char *hd = NULL, *start = NULL, *end = NULL, **dates = NULL;
if (h->idx == 0)
return xstrdup (head);
dates = get_visitors_dates (h + VISITORS);
/* just display the actual dates - no specificity */
start = get_visitors_date (dates[0], sndfmt, "%d/%b/%Y");
end = get_visitors_date (dates[h->idx - 1], sndfmt, "%d/%b/%Y");
hd = xmalloc (snprintf (NULL, 0, "%s (%s - %s)", head, start, end) + 1);
sprintf (hd, "%s (%s - %s)", head, start, end);
free (dates);
free (end);
free (start);
return hd;
}
/* Format the visitors date and replace the current holder value.
*
* If the given date is a timestamp, then return.
* On success, the holder value is replaced with a formatted date. */
static void
data_visitors (GHolder * h)
{
char *date = NULL, *datum = NULL;
/* date is already in the 'Ymd' format, no need for additional conversion */
if (has_timestamp (conf.date_format))
return;
/* verify we have a valid date conversion */
datum = h->items[h->idx].metrics->data;
date = get_visitors_date (datum, conf.date_format, "%Y%m%d");
free (datum);
h->items[h->idx].metrics->data = date;
}