+ g_free (tmp);
+ return g_strdup_printf ("%s %s", prefix, subject);
+ }
+}
+
+gchar*
+modest_text_utils_remove_address (const gchar *address_list, const gchar *address)
+{
+ gchar *dup, *token, *ptr, *result;
+ GString *filtered_emails;
+
+ g_return_val_if_fail (address_list, NULL);
+
+ if (!address)
+ return g_strdup (address_list);
+
+ /* search for substring */
+ if (!strstr ((const char *) address_list, (const char *) address))
+ return g_strdup (address_list);
+
+ dup = g_strdup (address_list);
+ filtered_emails = g_string_new (NULL);
+
+ token = strtok_r (dup, ",", &ptr);
+
+ while (token != NULL) {
+ /* Add to list if not found */
+ if (!strstr ((const char *) token, (const char *) address)) {
+ if (filtered_emails->len == 0)
+ g_string_append_printf (filtered_emails, "%s", g_strstrip (token));
+ else
+ g_string_append_printf (filtered_emails, ",%s", g_strstrip (token));
+ }
+ token = strtok_r (NULL, ",", &ptr);
+ }
+ result = filtered_emails->str;
+
+ /* Clean */
+ g_free (dup);
+ g_string_free (filtered_emails, FALSE);
+
+ return result;
+}
+
+gchar*
+modest_text_utils_convert_to_html (const gchar *data)
+{
+ guint i;
+ gboolean first_space = TRUE;
+ GString *html;
+ gsize len;
+
+ if (!data)
+ return NULL;
+
+ len = strlen (data);
+ html = g_string_sized_new (len + 100); /* just a guess... */
+
+ g_string_append_printf (html,
+ "<html>"
+ "<head>"
+ "<meta http-equiv=\"content-type\""
+ " content=\"text/html; charset=utf8\">"
+ "</head>"
+ "<body><tt>");
+
+ /* replace with special html chars where needed*/
+ for (i = 0; i != len; ++i) {
+ char kar = data[i];
+ switch (kar) {
+
+ case 0: break; /* ignore embedded \0s */
+ case '<' : g_string_append (html, "<"); break;
+ case '>' : g_string_append (html, ">"); break;
+ case '&' : g_string_append (html, """); break;
+ case '\n': g_string_append (html, "<br>\n"); break;
+ default:
+ if (kar == ' ') {
+ g_string_append (html, first_space ? " " : " ");
+ first_space = FALSE;
+ } else if (kar == '\t')
+ g_string_append (html, " ");
+ else {
+ int charnum = 0;
+ first_space = TRUE;
+ /* optimization trick: accumulate 'normal' chars, then copy */
+ do {
+ kar = data [++charnum + i];
+
+ } while ((i + charnum < len) &&
+ (kar > '>' || (kar != '<' && kar != '>'
+ && kar != '&' && kar != ' '
+ && kar != '\n' && kar != '\t')));
+ g_string_append_len (html, &data[i], charnum);
+ i += (charnum - 1);
+ }
+ }