/**
* Delete all messages in a chatroom.
*
* @param AUTO_LINK The chat room ID
*/
function delete_chatroom_messages($id)
{
delete_chat_messages(array('room_id' => $id));
log_it('DELETE_ALL_MESSAGES', strval($id));
decache('side_shoutbox');
}
/**
* The actualiser for deleting all the ticked messages in a room.
*
* @return tempcode The UI.
*/
function _chat_delete_many_messages()
{
breadcrumb_set_self(do_lang_tempcode('DONE'));
$title = get_page_title('DELETE_SOME_MESSAGES');
$room_id = get_param_integer('room_id');
check_chatroom_access($room_id);
$room_details = $GLOBALS['SITE_DB']->query_select('chat_rooms', array('*'), array('id' => $room_id), '', 1);
if (!array_key_exists(0, $room_details)) {
warn_exit(do_lang_tempcode('MISSING_RESOURCE'));
}
$row = $room_details[0];
$has_mod_access = has_specific_permission(get_member(), 'edit_lowrange_content', 'cms_chat', array('chat', $room_id)) || $row['room_owner'] == get_member() && has_specific_permission(get_member(), 'moderate_my_private_rooms');
if (!$has_mod_access) {
access_denied('SPECIFIC_PERMISSION', 'edit_lowrange_content');
}
// Actualiser
$count = 0;
foreach (array_keys($_REQUEST) as $key) {
if (substr($key, 0, 4) == 'del_') {
delete_chat_messages(array('room_id' => $room_id, 'id' => intval(substr($key, 4))));
$count++;
}
}
if ($count == 0) {
warn_exit(do_lang_tempcode('NOTHING_SELECTED'));
}
decache('side_shoutbox');
$num_remaining = $GLOBALS['SITE_DB']->query_value('chat_messages', 'COUNT(*)', array('room_id' => $room_id));
if ($num_remaining == 0) {
$url = build_url(array('page' => '_SELF', 'type' => 'misc'), '_SELF');
} else {
$url = build_url(array('page' => '_SELF', 'type' => 'room', 'id' => $room_id, 'start' => get_param_integer('start'), 'max' => get_param_integer('max')), '_SELF');
}
// Redirect
return redirect_screen($title, $url, do_lang_tempcode('SUCCESS'));
}
/**
* Prune timed-out private chatrooms.
*
* @param array The row of the chat room to possibly prune
* @return boolean Whether the room was pruned
*/
function handle_chatroom_pruning($row)
{
$deletion_time = intval(get_option('chat_private_room_deletion_time'));
if ($deletion_time == 0) {
return false;
}
if ($row['allow_list'] != '' || !is_null($row['room_owner'])) {
// As this is a private chatroom, we need to delete it if it has been idle for too long ;-)
$message = $GLOBALS['SITE_DB']->query_select('chat_messages', array('date_and_time'), array('room_id' => $row['id']), 'ORDER BY date_and_time DESC', 1);
if (isset($message[0]) && $message[0]['date_and_time'] + $deletion_time * 60 <= time()) {
// Delete the room and its messages
$GLOBALS['SITE_DB']->query_delete('chat_rooms', array('id' => $row['id']), '', 1);
require_code('chat2');
delete_chat_messages(array('room_id' => $row['id']));
return true;
}
}
return false;
}
