+ function walkTreeInPreOrderEmptyTrash($index, $imap_stream, $tree) {
+ global $trash_folder;
+ if ($tree[$index]['doIHaveChildren']) {
+ for ($j = 0; $j < count($tree[$index]['subNodes']); $j++) {
+ walkTreeInPreOrderEmptyTrash($tree[$index]['subNodes'][$j], $imap_stream, $tree);
+ }
+ if ($tree[$index]['value'] != $trash_folder) {
+ sqimap_mailbox_delete($imap_stream, $tree[$index]['value']);
+ } else {
+ $numMessages = sqimap_get_num_messages($imap_stream, $trash_folder);
+ if ($numMessages > 0) {
+ sqimap_mailbox_select($imap_stream, $trash_folder);
+ sqimap_messages_flag ($imap_stream, 1, $numMessages, 'Deleted');
+ sqimap_mailbox_expunge($imap_stream, $trash_folder, true);
+ }
+ }
+ } else {
+ if ($tree[$index]['value'] != $trash_folder) {
+ sqimap_mailbox_delete($imap_stream, $tree[$index]['value']);
+ } else {
+ $numMessages = sqimap_get_num_messages($imap_stream, $trash_folder);
+ if ($numMessages > 0) {
+ sqimap_mailbox_select($imap_stream, $trash_folder);
+ sqimap_messages_flag ($imap_stream, 1, $numMessages, 'Deleted');
+ sqimap_mailbox_expunge($imap_stream, $trash_folder, true);
+ }
+ }
+ }
+ }
+