function get_content()
{
global $OUTPUT;
if ($this->content !== NULL) {
return $this->content;
}
global $CFG, $USER, $SESSION, $DB;
$this->content = (object) array('text' => '', 'footer' => '');
$this->content->text .= '<noscript>' . get_string('noscript', 'block_helpmenow') . '</noscript>';
# the first time a user loads the block this session try to popout
helpmenow_clean_sessions();
# clean up users sessions
$popout_url = "{$CFG->wwwroot}/blocks/helpmenow/popout.php";
$contact_list = helpmenow_contact_list::get_plugin();
$contact_list::update_contacts($USER->id);
# do stuff that stuff that should be done when a user first logs in
if (!isset($SESSION->helpmenow_first_load)) {
$SESSION->helpmenow_first_load = true;
# try to popout the interface (except if the user is not logged in)
if (!empty($USER->id)) {
$this->content->text .= <<<EOF
<script>
try {
var popout = window.open('', 'hmn_popout', 'menubar=0,location=0,scrollbars,resizable,width=250,height=400');
if (popout.location.href == "about:blank" || typeof popout.location === 'undefined') {
popout.location = "{$popout_url}";
}
} catch (error) {
}
</script>
EOF;
}
# update the users contacts
}
$this->content->text .= helpmenow_block_interface();
$break = false;
if ($contact_list_display = $contact_list::block_display()) {
$this->contect->footer .= $contact_list_display;
$break = true;
}
# admin link
$sitecontext = context_system::instance();
if (has_capability(HELPMENOW_CAP_MANAGE, $sitecontext)) {
$admin = "{$CFG->wwwroot}/blocks/helpmenow/admin/manage_queues.php";
$admin_text = get_string('admin_link', 'block_helpmenow');
if ($break) {
$this->content->footer .= "<br />";
} else {
$break = true;
}
$this->content->footer .= "<a href='{$admin}'>{$admin_text}</a>";
}
# "hallway" link
if (has_capability(HELPMENOW_CAP_MANAGE, $sitecontext) or $DB->record_exists('block_helpmenow_helper', array('userid' => $USER->id))) {
$who = get_string('who', 'block_helpmenow');
if ($break) {
$this->content->footer .= "<br />";
} else {
$break = true;
}
$this->content->footer .= "<a href='{$CFG->wwwroot}/blocks/helpmenow/hallway.php'>{$who}</a>";
}
# Chat histories link
$chathistories = get_string('chathistories', 'block_helpmenow');
if ($break) {
$this->content->footer .= "<br />";
} else {
$break = true;
}
$chat_history_url = new moodle_url("{$CFG->wwwroot}/blocks/helpmenow/chathistorylist.php");
$chat_history_url->param('userid', $USER->id);
$this->content->footer .= "<a href=" . $chat_history_url->out() . ">{$chathistories}</a>";
if ($contact_list::is_admin_or_teacher()) {
# call plugin methods to check for additional display information
foreach (helpmenow_plugin::get_plugins() as $pluginname) {
$class = "helpmenow_plugin_{$pluginname}";
if ($plugindisplay = $class::block_display()) {
if ($break) {
$this->content->footer .= "<br />";
} else {
$break = true;
}
$this->content->footer .= $plugindisplay;
}
}
}
$this->content->footer .= <<<EOF
<div id="helpmenow_last_refresh_div"></div>
<div class="helpmenow_textalignright">
<div class="helpmenow_floatleft">
<a href="javascript:void(0)" onclick="helpmenow.chime();">
<img src="{$CFG->wwwroot}/blocks/helpmenow/media/Bell.png" />
</a>
</div>
EOF;
$popout = get_string('popout', 'block_helpmenow');
$action = new popup_action('click', $popout_url, 'hmn_popout', array('height' => 400, 'width' => 250));
$this->content->footer .= $OUTPUT->action_link($popout_url, $popout, $action) . '</div>';
return $this->content;
}
* @author David Zaharee <*****@*****.**>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once dirname(dirname(dirname(__FILE__))) . '/config.php';
require_once dirname(__FILE__) . '/lib.php';
require_login(0, false);
// Date is a string representation of the starting date for the history to be
// shown. "-1 year" is default, but a date such as "20130610" will work also
// This limits by the session creation date, so it may not be exact.
$date = optional_param('date', '', PARAM_TEXT);
if (!$date) {
$date = strtotime("-1 year");
} else {
$date = strtotime($date);
}
$contact_list = helpmenow_contact_list::get_plugin();
$is_admin = $contact_list::is_admin();
# verify session
$sessionid = required_param('session', PARAM_INT);
if (!(helpmenow_verify_session($sessionid) or $is_admin)) {
helpmenow_fatal_error(get_string('permission_error', 'block_helpmenow'));
}
$session = $DB->get_record('block_helpmenow_session', array('id' => $sessionid));
# title
$sql = "\n SELECT u.*\n FROM {block_helpmenow_session2user} s2u\n JOIN {user} u ON u.id = s2u.userid\n WHERE s2u.sessionid = {$sessionid}\n ";
$chat_users = $DB->get_records_sql($sql);
$other_users = array();
$i = 0;
$joinlist = '';
foreach ($chat_users as $r) {
$other_users[] = fullname($r);
function helpmenow_block_interface()
{
global $CFG, $USER, $OUTPUT, $DB;
helpmenow_ensure_user_exists();
$output = '';
$output .= <<<EOF
<div id="helpmenow_queue_div"></div>
EOF;
$contact_list = helpmenow_contact_list::get_plugin();
if ($contact_list::is_teacher()) {
$helpmenow_user = $DB->get_record('block_helpmenow_user', array('userid' => $USER->id));
$instyle = $outstyle = '';
if ($helpmenow_user->isloggedin) {
$outstyle = 'style="display: none;"';
} else {
$instyle = 'style="display: none;"';
}
$login_url = new moodle_url("{$CFG->wwwroot}/blocks/helpmenow/login.php");
$login_url->param('login', 0);
$action = new popup_action('click', $login_url->out(), "login", array('height' => 400, 'width' => 500));
$logout = $OUTPUT->action_link($login_url->out(), get_string('leave_office', 'block_helpmenow'), $action);
$login_url->param('login', 1);
$action = new popup_action('click', $login_url->out(), "login", array('height' => 400, 'width' => 500));
$login = $OUTPUT->action_link($login_url->out(), get_string('enter_office', 'block_helpmenow'), $action);
$my_office = get_string('my_office', 'block_helpmenow');
$out_of_office = get_string('out_of_office', 'block_helpmenow');
$online_students = get_string('online_students', 'block_helpmenow');
$output .= <<<EOF
<div id="helpmenow_office">
<div><b>{$my_office}</b></div>
<div id="helpmenow_motd" onclick="helpmenow.block.toggleMOTD(true);" style="border:1px dotted black; width:12em; min-height:1em; padding:.2em; margin-top:.5em;">{$helpmenow_user->motd}</div>
<textarea id="helpmenow_motd_edit" onkeypress="return helpmenow.block.keypressMOTD(event);" onblur="helpmenow.block.toggleMOTD(false)" style="display:none; margin-top:.5em;" rows="4" cols="22"></textarea>
<div style="text-align: center; font-size:small; margin-top:.5em;">
<div id="helpmenow_logged_in_div_0" {$instyle}>{$logout}</div>
<div id="helpmenow_logged_out_div_0" {$outstyle}>{$out_of_office} | {$login}</div>
</div>
<div style="margin-top:.5em;">{$online_students}</div>
<div id="helpmenow_users_div"></div>
</div>
EOF;
} else {
if ($contact_list::is_student()) {
$output .= '
<div>' . get_string('instructors', 'block_helpmenow') . '</div>
<div id="helpmenow_users_div"></div>
';
}
}
$jplayer = helpmenow_jplayer();
$version = HELPMENOW_CLIENT_VERSION;
if (!empty($CFG->helpmenow_title)) {
$titlename = $CFG->helpmenow_title;
} else {
$titlename = get_string('helpmenow', 'block_helpmenow');
}
$output .= <<<EOF
<hr />
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js" type="text/javascript"></script>
{$jplayer}
<script src="{$CFG->wwwroot}/blocks/helpmenow/javascript/lib/jquery.titlealert.js" type="text/javascript"></script>
<script src="{$CFG->wwwroot}/blocks/helpmenow/javascript/lib/json2.js" type="text/javascript"></script>
<script type="text/javascript" src="{$CFG->wwwroot}/blocks/helpmenow/javascript/client/{$version}/lib.js"></script>
<script type="text/javascript" src="{$CFG->wwwroot}/blocks/helpmenow/javascript/client/{$version}/block.js"></script>
<script type="text/javascript">
helpmenow.setServerURL("{$CFG->wwwroot}/blocks/helpmenow/ajax.php");
helpmenow.setTitleName("{$titlename}");
</script>
<div id="helpmenow_chime"></div>
EOF;
return $output;
}
