documentation/moodle/mod_2chat_2gui__sockets_2index_8php_source.html

00001 <?php
00002
00003 require_once('../../../config.php');
00004 require_once('../lib.php');
00005
00006 $id      = required_param('id', PARAM_INT);
00007 $groupid = optional_param('groupid', 0, PARAM_INT); //only for teachers
00008
00009 $url = new moodle_url('/mod/chat/gui_sockets/index.php', array('id'=>$id));
00010 if ($groupid !== 0) {
00011     $url->param('groupid', $groupid);
00012 }
00013 $PAGE->set_url($url);
00014
00015 if (!$chat = $DB->get_record('chat', array('id'=>$id))) {
00016     print_error('invalidid', 'chat');
00017 }
00018
00019 if (!$course = $DB->get_record('course', array('id'=>$chat->course))) {
00020     print_error('invalidcourseid');
00021 }
00022
00023 if (!$cm = get_coursemodule_from_instance('chat', $chat->id, $course->id)) {
00024     print_error('invalidcoursemodule');
00025 }
00026
00027 require_login($course, false, $cm);
00028 $context = get_context_instance(CONTEXT_MODULE, $cm->id);
00029
00030 if (isguestuser()) {
00031     print_error('noguests', 'chat');
00032 }
00033
00035  if ($groupmode = groups_get_activity_groupmode($cm)) {   // Groups are being used
00036     if ($groupid = groups_get_activity_group($cm)) {
00037         if (!$group = groups_get_group($groupid)) {
00038             print_error('invalidgroupid');
00039         }
00040         $groupname = ': '.$group->name;
00041     } else {
00042         $groupname = ': '.get_string('allparticipants');
00043     }
00044 } else {
00045     $groupid = 0;
00046     $groupname = '';
00047 }
00048
00049 $strchat = get_string('modulename', 'chat'); // must be before current_language() in chat_login_user() to force course language!!!
00050
00051 if (!$chat_sid = chat_login_user($chat->id, 'sockets', $groupid, $course)) {
00052     print_error('cantlogin');
00053 }
00054
00055 $params = "chat_sid=$chat_sid";
00056 $courseshortname = format_string($course->shortname, true, array('context' => get_context_instance(CONTEXT_COURSE, $course->id)));
00057
00058 ?><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN" "http://www.w3.org/TR/html4/frameset.dtd">
00059 <html>
00060  <head>
00061   <meta http-equiv="content-type" content="text/html; charset=utf-8" />
00062   <title>
00063    <?php echo "$strchat: " . $courseshortname . ": " . format_string($chat->name, true, array('context' => $context)) . "$groupname" ?>
00064   </title>
00065  </head>
00066  <frameset cols="*,200" border="5" framespacing="no" frameborder="yes" marginwidth="2" marginheight="1">
00067   <frameset rows="0,*,50" border="0" framespacing="no" frameborder="no" marginwidth="2" marginheight="1">
00068    <frame src="../empty.php" name="empty" scrolling="auto" noresize marginwidth="2" marginheight="0">
00069    <frame src="<?php echo "http://$CFG->chat_serverhost:$CFG->chat_serverport?win=chat&amp;$params"; ?>" scrolling="auto" name="msg" noresize marginwidth="2" marginheight="0">
00070    <frame src="chatinput.php?<?php echo $params ?>" name="input" scrolling="no" marginwidth="2" marginheight="1">
00071   </frameset>
00072   <frame src="<?php echo "http://$CFG->chat_serverhost:$CFG->chat_serverport?win=users&amp;$params"; ?>" name="users" scrolling="auto" marginwidth="5" marginheight="5">
00073  </frameset>
00074  <noframes>
00075   Sorry, this version of Moodle Chat needs a browser that handles frames.
00076  </noframes>
00077 </html>