+
+
+gint
+modest_text_utils_get_subject_prefix_len (const gchar *sub)
+{
+ gint i;
+ static const gchar* prefix[] = {
+ "Re:", "RE:", "Fwd:", "FWD:", "FW:", NULL
+ };
+
+ if (!sub || (sub[0] != 'R' && sub[0] != 'F')) /* optimization */
+ return 0;
+
+ i = 0;
+
+ while (prefix[i]) {
+ if (g_str_has_prefix(sub, prefix[i])) {
+ int prefix_len = strlen(prefix[i]);
+ if (sub[prefix_len] == ' ')
+ ++prefix_len; /* ignore space after prefix as well */
+ return prefix_len;
+ }
+ ++i;
+ }
+ return 0;
+}
+
+
+gint
+modest_text_utils_utf8_strcmp (const gchar* s1, const gchar *s2, gboolean insensitive)
+{
+ gint result = 0;
+ gchar *n1, *n2;
+
+ /* work even when s1 and/or s2 == NULL */
+ if (G_UNLIKELY(s1 == s2))
+ return 0;
+ if (G_UNLIKELY(!s1))
+ return -1;
+ if (G_UNLIKELY(!s2))
+ return 1;
+
+ /* if it's not case sensitive */
+ if (!insensitive)
+ return strcmp (s1, s2);
+
+ n1 = g_utf8_collate_key (s1, -1);
+ n2 = g_utf8_collate_key (s2, -1);
+
+ result = strcmp (n1, n2);
+
+ g_free (n1);
+ g_free (n2);
+
+ return result;
+}
+
+
+const gchar*
+modest_text_utils_get_display_date (time_t date)
+{
+ struct tm date_tm, now_tm;
+ time_t now;
+
+ const gint buf_size = 64;
+ static gchar date_buf[64]; /* buf_size is not ... */
+ static gchar now_buf[64]; /* ...const enough... */
+
+ now = time (NULL);
+
+ localtime_r(&now, &now_tm);
+ localtime_r(&date, &date_tm);
+
+ /* get today's date */
+ modest_text_utils_strftime (date_buf, buf_size, "%x", &date_tm);
+ modest_text_utils_strftime (now_buf, buf_size, "%x", &now_tm);
+ /* today */
+
+ /* if this is today, get the time instead of the date */
+ if (strcmp (date_buf, now_buf) == 0)
+ strftime (date_buf, buf_size, _("%X"), &date_tm);
+
+ return date_buf;
+}