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. define('NO_MOODLE_COOKIES', true); // Session not used here. require('../../../config.php'); require('../lib.php'); $chatsid = required_param('chat_sid', PARAM_ALPHANUM); $chatlasttime = optional_param('chat_lasttime', 0, PARAM_INT); $chatlastrow = optional_param('chat_lastrow', 1, PARAM_INT); $url = new moodle_url('/mod/chat/gui_header_js/jsupdate.php', array('chat_sid' => $chatsid)); if ($chatlasttime !== 0) { $url->param('chat_lasttime', $chatlasttime); } if ($chatlastrow !== 1) { $url->param('chat_lastrow', $chatlastrow); } $PAGE->set_url($url); if (!$chatuser = $DB->get_record('chat_users', array('sid' => $chatsid))) { print_error('notlogged', 'chat'); } // Get the minimal course. if (!$course = $DB->get_record('course', array('id' => $chatuser->course))) { print_error('invalidcourseid'); } // Get the user theme and enough info to be used in chat_format_message() which passes it along to. // No optimisation here, it would break again in future! if (!$user = $DB->get_record('user', array('id' => $chatuser->userid, 'deleted' => 0, 'suspended' => 0))) { print_error('invaliduser'); } \core\session\manager::set_user($user); // Setup course, lang and theme. $PAGE->set_course($course); // Force deleting of timed out users if there is a silence in room or just entering. if ((time() - $chatlasttime) > $CFG->chat_old_ping) { // Must be done before chat_get_latest_message! chat_delete_old_users(); } if ($message = chat_get_latest_message($chatuser->chatid, $chatuser->groupid)) { $chatnewlasttime = $message->timestamp; } else { $chatnewlasttime = 0; } if ($chatlasttime == 0) { // Display some previous messages. $chatlasttime = time() - $CFG->chat_old_ping; // TO DO - any better value? } $timenow = time(); $params = array('groupid' => $chatuser->groupid, 'chatid' => $chatuser->chatid, 'lasttime' => $chatlasttime); $groupselect = $chatuser->groupid ? " AND (groupid=:groupid OR groupid=0) " : ""; $messages = $DB->get_records_select("chat_messages_current", "chatid = :chatid AND timestamp > :lasttime $groupselect", $params, "timestamp ASC"); if ($messages) { $num = count($messages); } else { $num = 0; } $chatnewrow = ($chatlastrow + $num) % 2; // No & in url, does not work in header! $baseurl = "{$CFG->wwwroot}/mod/chat/gui_header_js/jsupdate.php?"; $refreshurl = $baseurl . "chat_sid=$chatsid&chat_lasttime=$chatnewlasttime&chat_lastrow=$chatnewrow"; $refreshurlamp = $baseurl . "chat_sid=$chatsid&chat_lasttime=$chatnewlasttime&chat_lastrow=$chatnewrow"; header('Expires: Sun, 28 Dec 1997 09:32:45 GMT'); header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT'); header('Cache-Control: no-cache, must-revalidate'); header('Pragma: no-cache'); header('Content-Type: text/html; charset=utf-8'); header("Refresh: $CFG->chat_refresh_room; url=$refreshurl"); // Use ob to be able to send Content-Length headers. // Needed for Keep-Alive to work. ob_start(); ?>
(function() {'; echo 'var audioElement = document.createElement("audio");'; echo 'audioElement.setAttribute("src", "../beep.mp3");'; echo 'audioElement.play(); })();'; echo ''; } ?>
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