mirror of
https://github.com/moodle/moodle.git
synced 2025-01-18 22:08:20 +01:00
4026 lines
148 KiB
PHP
4026 lines
148 KiB
PHP
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Library of useful functions
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*
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* @copyright 1999 Martin Dougiamas http://dougiamas.com
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @package core
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* @subpackage course
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*/
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defined('MOODLE_INTERNAL') || die;
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require_once($CFG->libdir.'/completionlib.php');
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require_once($CFG->libdir.'/filelib.php');
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define('COURSE_MAX_LOG_DISPLAY', 150); // days
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define('COURSE_MAX_LOGS_PER_PAGE', 1000); // records
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define('COURSE_LIVELOG_REFRESH', 60); // Seconds
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define('COURSE_MAX_RECENT_PERIOD', 172800); // Two days, in seconds
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define('COURSE_MAX_SUMMARIES_PER_PAGE', 10); // courses
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define('COURSE_MAX_COURSES_PER_DROPDOWN',1000); // max courses in log dropdown before switching to optional
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define('COURSE_MAX_USERS_PER_DROPDOWN',1000); // max users in log dropdown before switching to optional
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define('FRONTPAGENEWS', '0');
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define('FRONTPAGECOURSELIST', '1');
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define('FRONTPAGECATEGORYNAMES', '2');
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define('FRONTPAGETOPICONLY', '3');
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define('FRONTPAGECATEGORYCOMBO', '4');
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define('FRONTPAGECOURSELIMIT', 200); // maximum number of courses displayed on the frontpage
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define('EXCELROWS', 65535);
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define('FIRSTUSEDEXCELROW', 3);
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define('MOD_CLASS_ACTIVITY', 0);
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define('MOD_CLASS_RESOURCE', 1);
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if (!defined('MAX_MODINFO_CACHE_SIZE')) {
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define('MAX_MODINFO_CACHE_SIZE', 10);
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}
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function make_log_url($module, $url) {
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switch ($module) {
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case 'course':
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case 'file':
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case 'login':
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case 'lib':
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case 'admin':
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case 'calendar':
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case 'mnet course':
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if (strpos($url, '../') === 0) {
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$url = ltrim($url, '.');
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} else {
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$url = "/course/$url";
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}
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break;
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case 'user':
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case 'blog':
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$url = "/$module/$url";
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break;
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case 'upload':
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$url = $url;
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break;
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case 'coursetags':
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$url = '/'.$url;
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break;
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case 'library':
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case '':
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$url = '/';
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break;
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case 'message':
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$url = "/message/$url";
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break;
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case 'notes':
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$url = "/notes/$url";
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break;
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case 'tag':
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$url = "/tag/$url";
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break;
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case 'role':
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$url = '/'.$url;
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break;
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default:
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$url = "/mod/$module/$url";
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break;
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}
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//now let's sanitise urls - there might be some ugly nasties:-(
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$parts = explode('?', $url);
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$script = array_shift($parts);
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if (strpos($script, 'http') === 0) {
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$script = clean_param($script, PARAM_URL);
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} else {
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$script = clean_param($script, PARAM_PATH);
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}
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$query = '';
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if ($parts) {
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$query = implode('', $parts);
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$query = str_replace('&', '&', $query); // both & and & are stored in db :-|
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$parts = explode('&', $query);
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$eq = urlencode('=');
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foreach ($parts as $key=>$part) {
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$part = urlencode(urldecode($part));
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$part = str_replace($eq, '=', $part);
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$parts[$key] = $part;
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}
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$query = '?'.implode('&', $parts);
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}
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return $script.$query;
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}
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function build_mnet_logs_array($hostid, $course, $user=0, $date=0, $order="l.time ASC", $limitfrom='', $limitnum='',
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$modname="", $modid=0, $modaction="", $groupid=0) {
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global $CFG, $DB;
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// It is assumed that $date is the GMT time of midnight for that day,
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// and so the next 86400 seconds worth of logs are printed.
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/// Setup for group handling.
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// TODO: I don't understand group/context/etc. enough to be able to do
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// something interesting with it here
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// What is the context of a remote course?
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/// If the group mode is separate, and this user does not have editing privileges,
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/// then only the user's group can be viewed.
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//if ($course->groupmode == SEPARATEGROUPS and !has_capability('moodle/course:managegroups', get_context_instance(CONTEXT_COURSE, $course->id))) {
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// $groupid = get_current_group($course->id);
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//}
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/// If this course doesn't have groups, no groupid can be specified.
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//else if (!$course->groupmode) {
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// $groupid = 0;
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//}
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$groupid = 0;
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$joins = array();
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$qry = "SELECT l.*, u.firstname, u.lastname, u.picture
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FROM {mnet_log} l
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LEFT JOIN {user} u ON l.userid = u.id
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WHERE ";
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$params = array();
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$where .= "l.hostid = :hostid";
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$params['hostid'] = $hostid;
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// TODO: Is 1 really a magic number referring to the sitename?
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if ($course != SITEID || $modid != 0) {
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$where .= " AND l.course=:courseid";
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$params['courseid'] = $course;
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}
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if ($modname) {
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$where .= " AND l.module = :modname";
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$params['modname'] = $modname;
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}
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if ('site_errors' === $modid) {
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$where .= " AND ( l.action='error' OR l.action='infected' )";
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} else if ($modid) {
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//TODO: This assumes that modids are the same across sites... probably
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//not true
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$where .= " AND l.cmid = :modid";
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$params['modid'] = $modid;
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}
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if ($modaction) {
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$firstletter = substr($modaction, 0, 1);
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if ($firstletter == '-') {
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$where .= " AND ".$DB->sql_like('l.action', ':modaction', false, true, true);
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$params['modaction'] = '%'.substr($modaction, 1).'%';
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} else {
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$where .= " AND ".$DB->sql_like('l.action', ':modaction', false);
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$params['modaction'] = '%'.$modaction.'%';
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}
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}
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if ($user) {
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$where .= " AND l.userid = :user";
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$params['user'] = $user;
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}
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if ($date) {
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$enddate = $date + 86400;
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$where .= " AND l.time > :date AND l.time < :enddate";
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$params['date'] = $date;
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$params['enddate'] = $enddate;
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}
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$result = array();
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$result['totalcount'] = $DB->count_records_sql("SELECT COUNT('x') FROM {mnet_log} l WHERE $where", $params);
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if(!empty($result['totalcount'])) {
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$where .= " ORDER BY $order";
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$result['logs'] = $DB->get_records_sql("$qry $where", $params, $limitfrom, $limitnum);
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} else {
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$result['logs'] = array();
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}
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return $result;
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}
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function build_logs_array($course, $user=0, $date=0, $order="l.time ASC", $limitfrom='', $limitnum='',
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$modname="", $modid=0, $modaction="", $groupid=0) {
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global $DB, $SESSION, $USER;
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// It is assumed that $date is the GMT time of midnight for that day,
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// and so the next 86400 seconds worth of logs are printed.
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/// Setup for group handling.
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/// If the group mode is separate, and this user does not have editing privileges,
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/// then only the user's group can be viewed.
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if ($course->groupmode == SEPARATEGROUPS and !has_capability('moodle/course:managegroups', get_context_instance(CONTEXT_COURSE, $course->id))) {
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if (isset($SESSION->currentgroup[$course->id])) {
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$groupid = $SESSION->currentgroup[$course->id];
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} else {
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$groupid = groups_get_all_groups($course->id, $USER->id);
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if (is_array($groupid)) {
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$groupid = array_shift(array_keys($groupid));
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$SESSION->currentgroup[$course->id] = $groupid;
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} else {
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$groupid = 0;
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}
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}
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}
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/// If this course doesn't have groups, no groupid can be specified.
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else if (!$course->groupmode) {
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$groupid = 0;
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}
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$joins = array();
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$oarams = array();
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if ($course->id != SITEID || $modid != 0) {
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$joins[] = "l.course = :courseid";
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$params['courseid'] = $course->id;
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}
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if ($modname) {
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$joins[] = "l.module = :modname";
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$params['modname'] = $modname;
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}
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if ('site_errors' === $modid) {
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$joins[] = "( l.action='error' OR l.action='infected' )";
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} else if ($modid) {
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$joins[] = "l.cmid = :modid";
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$params['modid'] = $modid;
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}
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if ($modaction) {
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$firstletter = substr($modaction, 0, 1);
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if ($firstletter == '-') {
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$joins[] = $DB->sql_like('l.action', ':modaction', false, true, true);
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$params['modaction'] = '%'.substr($modaction, 1).'%';
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} else {
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$joins[] = $DB->sql_like('l.action', ':modaction', false);
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$params['modaction'] = '%'.$modaction.'%';
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}
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}
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/// Getting all members of a group.
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if ($groupid and !$user) {
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if ($gusers = groups_get_members($groupid)) {
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$gusers = array_keys($gusers);
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$joins[] = 'l.userid IN (' . implode(',', $gusers) . ')';
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} else {
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$joins[] = 'l.userid = 0'; // No users in groups, so we want something that will always be false.
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}
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}
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else if ($user) {
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$joins[] = "l.userid = :userid";
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$params['userid'] = $user;
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}
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if ($date) {
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$enddate = $date + 86400;
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$joins[] = "l.time > :date AND l.time < :enddate";
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$params['date'] = $date;
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$params['enddate'] = $enddate;
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}
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$selector = implode(' AND ', $joins);
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$totalcount = 0; // Initialise
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$result = array();
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$result['logs'] = get_logs($selector, $params, $order, $limitfrom, $limitnum, $totalcount);
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$result['totalcount'] = $totalcount;
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return $result;
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}
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function print_log($course, $user=0, $date=0, $order="l.time ASC", $page=0, $perpage=100,
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$url="", $modname="", $modid=0, $modaction="", $groupid=0) {
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global $CFG, $DB, $OUTPUT;
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if (!$logs = build_logs_array($course, $user, $date, $order, $page*$perpage, $perpage,
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$modname, $modid, $modaction, $groupid)) {
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echo $OUTPUT->notification("No logs found!");
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echo $OUTPUT->footer();
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exit;
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}
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$courses = array();
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if ($course->id == SITEID) {
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$courses[0] = '';
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if ($ccc = get_courses('all', 'c.id ASC', 'c.id,c.shortname')) {
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foreach ($ccc as $cc) {
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$courses[$cc->id] = $cc->shortname;
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}
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}
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} else {
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$courses[$course->id] = $course->shortname;
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}
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$totalcount = $logs['totalcount'];
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$count=0;
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$ldcache = array();
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$tt = getdate(time());
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$today = mktime (0, 0, 0, $tt["mon"], $tt["mday"], $tt["year"]);
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$strftimedatetime = get_string("strftimedatetime");
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echo "<div class=\"info\">\n";
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print_string("displayingrecords", "", $totalcount);
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echo "</div>\n";
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echo $OUTPUT->paging_bar($totalcount, $page, $perpage, "$url&perpage=$perpage");
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$table = new html_table();
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$table->classes = array('logtable','generalbox');
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$table->align = array('right', 'left', 'left');
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$table->head = array(
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get_string('time'),
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get_string('ip_address'),
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get_string('fullnamecourse'),
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get_string('action'),
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get_string('info')
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);
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$table->data = array();
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if ($course->id == SITEID) {
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array_unshift($table->align, 'left');
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array_unshift($table->head, get_string('course'));
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}
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// Make sure that the logs array is an array, even it is empty, to avoid warnings from the foreach.
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if (empty($logs['logs'])) {
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$logs['logs'] = array();
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}
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foreach ($logs['logs'] as $log) {
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if (isset($ldcache[$log->module][$log->action])) {
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$ld = $ldcache[$log->module][$log->action];
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} else {
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$ld = $DB->get_record('log_display', array('module'=>$log->module, 'action'=>$log->action));
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$ldcache[$log->module][$log->action] = $ld;
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}
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if ($ld && is_numeric($log->info)) {
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// ugly hack to make sure fullname is shown correctly
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if ($ld->mtable == 'user' && $ld->field == $DB->sql_concat('firstname', "' '" , 'lastname')) {
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$log->info = fullname($DB->get_record($ld->mtable, array('id'=>$log->info)), true);
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} else {
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$log->info = $DB->get_field($ld->mtable, $ld->field, array('id'=>$log->info));
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}
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}
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//Filter log->info
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$log->info = format_string($log->info);
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// If $log->url has been trimmed short by the db size restriction
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// code in add_to_log, keep a note so we don't add a link to a broken url
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$tl=textlib_get_instance();
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$brokenurl=($tl->strlen($log->url)==100 && $tl->substr($log->url,97)=='...');
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$row = array();
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if ($course->id == SITEID) {
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if (empty($log->course)) {
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$row[] = get_string('site');
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} else {
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$row[] = "<a href=\"{$CFG->wwwroot}/course/view.php?id={$log->course}\">". format_string($courses[$log->course])."</a>";
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}
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}
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$row[] = userdate($log->time, '%a').' '.userdate($log->time, $strftimedatetime);
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$link = new moodle_url("/iplookup/index.php?ip=$log->ip&user=$log->userid");
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$row[] = $OUTPUT->action_link($link, $log->ip, new popup_action('click', $link, 'iplookup', array('height' => 440, 'width' => 700)));
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$row[] = html_writer::link(new moodle_url("/user/view.php?id={$log->userid}&course={$log->course}"), fullname($log, has_capability('moodle/site:viewfullnames', get_context_instance(CONTEXT_COURSE, $course->id))));
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$displayaction="$log->module $log->action";
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if ($brokenurl) {
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$row[] = $displayaction;
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} else {
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$link = make_log_url($log->module,$log->url);
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$row[] = $OUTPUT->action_link($link, $displayaction, new popup_action('click', $link, 'fromloglive'), array('height' => 440, 'width' => 700));
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}
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$row[] = $log->info;
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$table->data[] = $row;
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}
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echo html_writer::table($table);
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echo $OUTPUT->paging_bar($totalcount, $page, $perpage, "$url&perpage=$perpage");
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}
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function print_mnet_log($hostid, $course, $user=0, $date=0, $order="l.time ASC", $page=0, $perpage=100,
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$url="", $modname="", $modid=0, $modaction="", $groupid=0) {
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global $CFG, $DB, $OUTPUT;
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if (!$logs = build_mnet_logs_array($hostid, $course, $user, $date, $order, $page*$perpage, $perpage,
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$modname, $modid, $modaction, $groupid)) {
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echo $OUTPUT->notification("No logs found!");
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echo $OUTPUT->footer();
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exit;
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}
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if ($course->id == SITEID) {
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$courses[0] = '';
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if ($ccc = get_courses('all', 'c.id ASC', 'c.id,c.shortname,c.visible')) {
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foreach ($ccc as $cc) {
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$courses[$cc->id] = $cc->shortname;
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}
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}
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}
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$totalcount = $logs['totalcount'];
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$count=0;
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$ldcache = array();
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$tt = getdate(time());
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$today = mktime (0, 0, 0, $tt["mon"], $tt["mday"], $tt["year"]);
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$strftimedatetime = get_string("strftimedatetime");
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echo "<div class=\"info\">\n";
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print_string("displayingrecords", "", $totalcount);
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echo "</div>\n";
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echo $OUTPUT->paging_bar($totalcount, $page, $perpage, "$url&perpage=$perpage");
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echo "<table class=\"logtable\" cellpadding=\"3\" cellspacing=\"0\">\n";
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echo "<tr>";
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if ($course->id == SITEID) {
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echo "<th class=\"c0 header\">".get_string('course')."</th>\n";
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}
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echo "<th class=\"c1 header\">".get_string('time')."</th>\n";
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echo "<th class=\"c2 header\">".get_string('ip_address')."</th>\n";
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echo "<th class=\"c3 header\">".get_string('fullnamecourse')."</th>\n";
|
|
echo "<th class=\"c4 header\">".get_string('action')."</th>\n";
|
|
echo "<th class=\"c5 header\">".get_string('info')."</th>\n";
|
|
echo "</tr>\n";
|
|
|
|
if (empty($logs['logs'])) {
|
|
echo "</table>\n";
|
|
return;
|
|
}
|
|
|
|
$row = 1;
|
|
foreach ($logs['logs'] as $log) {
|
|
|
|
$log->info = $log->coursename;
|
|
$row = ($row + 1) % 2;
|
|
|
|
if (isset($ldcache[$log->module][$log->action])) {
|
|
$ld = $ldcache[$log->module][$log->action];
|
|
} else {
|
|
$ld = $DB->get_record('log_display', array('module'=>$log->module, 'action'=>$log->action));
|
|
$ldcache[$log->module][$log->action] = $ld;
|
|
}
|
|
if (0 && $ld && !empty($log->info)) {
|
|
// ugly hack to make sure fullname is shown correctly
|
|
if (($ld->mtable == 'user') and ($ld->field == $DB->sql_concat('firstname', "' '" , 'lastname'))) {
|
|
$log->info = fullname($DB->get_record($ld->mtable, array('id'=>$log->info)), true);
|
|
} else {
|
|
$log->info = $DB->get_field($ld->mtable, $ld->field, array('id'=>$log->info));
|
|
}
|
|
}
|
|
|
|
//Filter log->info
|
|
$log->info = format_string($log->info);
|
|
|
|
echo '<tr class="r'.$row.'">';
|
|
if ($course->id == SITEID) {
|
|
echo "<td class=\"r$row c0\" >\n";
|
|
echo " <a href=\"{$CFG->wwwroot}/course/view.php?id={$log->course}\">".$courses[$log->course]."</a>\n";
|
|
echo "</td>\n";
|
|
}
|
|
echo "<td class=\"r$row c1\" align=\"right\">".userdate($log->time, '%a').
|
|
' '.userdate($log->time, $strftimedatetime)."</td>\n";
|
|
echo "<td class=\"r$row c2\" >\n";
|
|
$link = new moodle_url("/iplookup/index.php?ip=$log->ip&user=$log->userid");
|
|
echo $OUTPUT->action_link($link, $log->ip, new popup_action('click', $link, 'iplookup', array('height' => 400, 'width' => 700)));
|
|
echo "</td>\n";
|
|
$fullname = fullname($log, has_capability('moodle/site:viewfullnames', get_context_instance(CONTEXT_COURSE, $course->id)));
|
|
echo "<td class=\"r$row c3\" >\n";
|
|
echo " <a href=\"$CFG->wwwroot/user/view.php?id={$log->userid}\">$fullname</a>\n";
|
|
echo "</td>\n";
|
|
echo "<td class=\"r$row c4\">\n";
|
|
echo $log->action .': '.$log->module;
|
|
echo "</td>\n";;
|
|
echo "<td class=\"r$row c5\">{$log->info}</td>\n";
|
|
echo "</tr>\n";
|
|
}
|
|
echo "</table>\n";
|
|
|
|
echo $OUTPUT->paging_bar($totalcount, $page, $perpage, "$url&perpage=$perpage");
|
|
}
|
|
|
|
|
|
function print_log_csv($course, $user, $date, $order='l.time DESC', $modname,
|
|
$modid, $modaction, $groupid) {
|
|
global $DB;
|
|
|
|
$text = get_string('course')."\t".get_string('time')."\t".get_string('ip_address')."\t".
|
|
get_string('fullnamecourse')."\t".get_string('action')."\t".get_string('info');
|
|
|
|
if (!$logs = build_logs_array($course, $user, $date, $order, '', '',
|
|
$modname, $modid, $modaction, $groupid)) {
|
|
return false;
|
|
}
|
|
|
|
$courses = array();
|
|
|
|
if ($course->id == SITEID) {
|
|
$courses[0] = '';
|
|
if ($ccc = get_courses('all', 'c.id ASC', 'c.id,c.shortname')) {
|
|
foreach ($ccc as $cc) {
|
|
$courses[$cc->id] = $cc->shortname;
|
|
}
|
|
}
|
|
} else {
|
|
$courses[$course->id] = $course->shortname;
|
|
}
|
|
|
|
$count=0;
|
|
$ldcache = array();
|
|
$tt = getdate(time());
|
|
$today = mktime (0, 0, 0, $tt["mon"], $tt["mday"], $tt["year"]);
|
|
|
|
$strftimedatetime = get_string("strftimedatetime");
|
|
|
|
$filename = 'logs_'.userdate(time(),get_string('backupnameformat', 'langconfig'),99,false);
|
|
$filename .= '.txt';
|
|
header("Content-Type: application/download\n");
|
|
header("Content-Disposition: attachment; filename=$filename");
|
|
header("Expires: 0");
|
|
header("Cache-Control: must-revalidate,post-check=0,pre-check=0");
|
|
header("Pragma: public");
|
|
|
|
echo get_string('savedat').userdate(time(), $strftimedatetime)."\n";
|
|
echo $text;
|
|
|
|
if (empty($logs['logs'])) {
|
|
return true;
|
|
}
|
|
|
|
foreach ($logs['logs'] as $log) {
|
|
if (isset($ldcache[$log->module][$log->action])) {
|
|
$ld = $ldcache[$log->module][$log->action];
|
|
} else {
|
|
$ld = $DB->get_record('log_display', array('module'=>$log->module, 'action'=>$log->action));
|
|
$ldcache[$log->module][$log->action] = $ld;
|
|
}
|
|
if ($ld && !empty($log->info)) {
|
|
// ugly hack to make sure fullname is shown correctly
|
|
if (($ld->mtable == 'user') and ($ld->field == $DB->sql_concat('firstname', "' '" , 'lastname'))) {
|
|
$log->info = fullname($DB->get_record($ld->mtable, array('id'=>$log->info)), true);
|
|
} else {
|
|
$log->info = $DB->get_field($ld->mtable, $ld->field, array('id'=>$log->info));
|
|
}
|
|
}
|
|
|
|
//Filter log->info
|
|
$log->info = format_string($log->info);
|
|
$log->info = strip_tags(urldecode($log->info)); // Some XSS protection
|
|
|
|
$firstField = $courses[$log->course];
|
|
$fullname = fullname($log, has_capability('moodle/site:viewfullnames', get_context_instance(CONTEXT_COURSE, $course->id)));
|
|
$row = array($firstField, userdate($log->time, $strftimedatetime), $log->ip, $fullname, $log->module.' '.$log->action, $log->info);
|
|
$text = implode("\t", $row);
|
|
echo $text." \n";
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
function print_log_xls($course, $user, $date, $order='l.time DESC', $modname,
|
|
$modid, $modaction, $groupid) {
|
|
|
|
global $CFG, $DB;
|
|
|
|
require_once("$CFG->libdir/excellib.class.php");
|
|
|
|
if (!$logs = build_logs_array($course, $user, $date, $order, '', '',
|
|
$modname, $modid, $modaction, $groupid)) {
|
|
return false;
|
|
}
|
|
|
|
$courses = array();
|
|
|
|
if ($course->id == SITEID) {
|
|
$courses[0] = '';
|
|
if ($ccc = get_courses('all', 'c.id ASC', 'c.id,c.shortname')) {
|
|
foreach ($ccc as $cc) {
|
|
$courses[$cc->id] = $cc->shortname;
|
|
}
|
|
}
|
|
} else {
|
|
$courses[$course->id] = $course->shortname;
|
|
}
|
|
|
|
$count=0;
|
|
$ldcache = array();
|
|
$tt = getdate(time());
|
|
$today = mktime (0, 0, 0, $tt["mon"], $tt["mday"], $tt["year"]);
|
|
|
|
$strftimedatetime = get_string("strftimedatetime");
|
|
|
|
$nroPages = ceil(count($logs)/(EXCELROWS-FIRSTUSEDEXCELROW+1));
|
|
$filename = 'logs_'.userdate(time(),get_string('backupnameformat', 'langconfig'),99,false);
|
|
$filename .= '.xls';
|
|
|
|
$workbook = new MoodleExcelWorkbook('-');
|
|
$workbook->send($filename);
|
|
|
|
$worksheet = array();
|
|
$headers = array(get_string('course'), get_string('time'), get_string('ip_address'),
|
|
get_string('fullnamecourse'), get_string('action'), get_string('info'));
|
|
|
|
// Creating worksheets
|
|
for ($wsnumber = 1; $wsnumber <= $nroPages; $wsnumber++) {
|
|
$sheettitle = get_string('logs').' '.$wsnumber.'-'.$nroPages;
|
|
$worksheet[$wsnumber] =& $workbook->add_worksheet($sheettitle);
|
|
$worksheet[$wsnumber]->set_column(1, 1, 30);
|
|
$worksheet[$wsnumber]->write_string(0, 0, get_string('savedat').
|
|
userdate(time(), $strftimedatetime));
|
|
$col = 0;
|
|
foreach ($headers as $item) {
|
|
$worksheet[$wsnumber]->write(FIRSTUSEDEXCELROW-1,$col,$item,'');
|
|
$col++;
|
|
}
|
|
}
|
|
|
|
if (empty($logs['logs'])) {
|
|
$workbook->close();
|
|
return true;
|
|
}
|
|
|
|
$formatDate =& $workbook->add_format();
|
|
$formatDate->set_num_format(get_string('log_excel_date_format'));
|
|
|
|
$row = FIRSTUSEDEXCELROW;
|
|
$wsnumber = 1;
|
|
$myxls =& $worksheet[$wsnumber];
|
|
foreach ($logs['logs'] as $log) {
|
|
if (isset($ldcache[$log->module][$log->action])) {
|
|
$ld = $ldcache[$log->module][$log->action];
|
|
} else {
|
|
$ld = $DB->get_record('log_display', array('module'=>$log->module, 'action'=>$log->action));
|
|
$ldcache[$log->module][$log->action] = $ld;
|
|
}
|
|
if ($ld && !empty($log->info)) {
|
|
// ugly hack to make sure fullname is shown correctly
|
|
if (($ld->mtable == 'user') and ($ld->field == $DB->sql_concat('firstname', "' '" , 'lastname'))) {
|
|
$log->info = fullname($DB->get_record($ld->mtable, array('id'=>$log->info)), true);
|
|
} else {
|
|
$log->info = $DB->get_field($ld->mtable, $ld->field, array('id'=>$log->info));
|
|
}
|
|
}
|
|
|
|
// Filter log->info
|
|
$log->info = format_string($log->info);
|
|
$log->info = strip_tags(urldecode($log->info)); // Some XSS protection
|
|
|
|
if ($nroPages>1) {
|
|
if ($row > EXCELROWS) {
|
|
$wsnumber++;
|
|
$myxls =& $worksheet[$wsnumber];
|
|
$row = FIRSTUSEDEXCELROW;
|
|
}
|
|
}
|
|
|
|
$myxls->write($row, 0, $courses[$log->course], '');
|
|
$myxls->write_date($row, 1, $log->time, $formatDate); // write_date() does conversion/timezone support. MDL-14934
|
|
$myxls->write($row, 2, $log->ip, '');
|
|
$fullname = fullname($log, has_capability('moodle/site:viewfullnames', get_context_instance(CONTEXT_COURSE, $course->id)));
|
|
$myxls->write($row, 3, $fullname, '');
|
|
$myxls->write($row, 4, $log->module.' '.$log->action, '');
|
|
$myxls->write($row, 5, $log->info, '');
|
|
|
|
$row++;
|
|
}
|
|
|
|
$workbook->close();
|
|
return true;
|
|
}
|
|
|
|
function print_log_ods($course, $user, $date, $order='l.time DESC', $modname,
|
|
$modid, $modaction, $groupid) {
|
|
|
|
global $CFG, $DB;
|
|
|
|
require_once("$CFG->libdir/odslib.class.php");
|
|
|
|
if (!$logs = build_logs_array($course, $user, $date, $order, '', '',
|
|
$modname, $modid, $modaction, $groupid)) {
|
|
return false;
|
|
}
|
|
|
|
$courses = array();
|
|
|
|
if ($course->id == SITEID) {
|
|
$courses[0] = '';
|
|
if ($ccc = get_courses('all', 'c.id ASC', 'c.id,c.shortname')) {
|
|
foreach ($ccc as $cc) {
|
|
$courses[$cc->id] = $cc->shortname;
|
|
}
|
|
}
|
|
} else {
|
|
$courses[$course->id] = $course->shortname;
|
|
}
|
|
|
|
$count=0;
|
|
$ldcache = array();
|
|
$tt = getdate(time());
|
|
$today = mktime (0, 0, 0, $tt["mon"], $tt["mday"], $tt["year"]);
|
|
|
|
$strftimedatetime = get_string("strftimedatetime");
|
|
|
|
$nroPages = ceil(count($logs)/(EXCELROWS-FIRSTUSEDEXCELROW+1));
|
|
$filename = 'logs_'.userdate(time(),get_string('backupnameformat', 'langconfig'),99,false);
|
|
$filename .= '.ods';
|
|
|
|
$workbook = new MoodleODSWorkbook('-');
|
|
$workbook->send($filename);
|
|
|
|
$worksheet = array();
|
|
$headers = array(get_string('course'), get_string('time'), get_string('ip_address'),
|
|
get_string('fullnamecourse'), get_string('action'), get_string('info'));
|
|
|
|
// Creating worksheets
|
|
for ($wsnumber = 1; $wsnumber <= $nroPages; $wsnumber++) {
|
|
$sheettitle = get_string('logs').' '.$wsnumber.'-'.$nroPages;
|
|
$worksheet[$wsnumber] =& $workbook->add_worksheet($sheettitle);
|
|
$worksheet[$wsnumber]->set_column(1, 1, 30);
|
|
$worksheet[$wsnumber]->write_string(0, 0, get_string('savedat').
|
|
userdate(time(), $strftimedatetime));
|
|
$col = 0;
|
|
foreach ($headers as $item) {
|
|
$worksheet[$wsnumber]->write(FIRSTUSEDEXCELROW-1,$col,$item,'');
|
|
$col++;
|
|
}
|
|
}
|
|
|
|
if (empty($logs['logs'])) {
|
|
$workbook->close();
|
|
return true;
|
|
}
|
|
|
|
$formatDate =& $workbook->add_format();
|
|
$formatDate->set_num_format(get_string('log_excel_date_format'));
|
|
|
|
$row = FIRSTUSEDEXCELROW;
|
|
$wsnumber = 1;
|
|
$myxls =& $worksheet[$wsnumber];
|
|
foreach ($logs['logs'] as $log) {
|
|
if (isset($ldcache[$log->module][$log->action])) {
|
|
$ld = $ldcache[$log->module][$log->action];
|
|
} else {
|
|
$ld = $DB->get_record('log_display', array('module'=>$log->module, 'action'=>$log->action));
|
|
$ldcache[$log->module][$log->action] = $ld;
|
|
}
|
|
if ($ld && !empty($log->info)) {
|
|
// ugly hack to make sure fullname is shown correctly
|
|
if (($ld->mtable == 'user') and ($ld->field == $DB->sql_concat('firstname', "' '" , 'lastname'))) {
|
|
$log->info = fullname($DB->get_record($ld->mtable, array('id'=>$log->info)), true);
|
|
} else {
|
|
$log->info = $DB->get_field($ld->mtable, $ld->field, array('id'=>$log->info));
|
|
}
|
|
}
|
|
|
|
// Filter log->info
|
|
$log->info = format_string($log->info);
|
|
$log->info = strip_tags(urldecode($log->info)); // Some XSS protection
|
|
|
|
if ($nroPages>1) {
|
|
if ($row > EXCELROWS) {
|
|
$wsnumber++;
|
|
$myxls =& $worksheet[$wsnumber];
|
|
$row = FIRSTUSEDEXCELROW;
|
|
}
|
|
}
|
|
|
|
$myxls->write_string($row, 0, $courses[$log->course]);
|
|
$myxls->write_date($row, 1, $log->time);
|
|
$myxls->write_string($row, 2, $log->ip);
|
|
$fullname = fullname($log, has_capability('moodle/site:viewfullnames', get_context_instance(CONTEXT_COURSE, $course->id)));
|
|
$myxls->write_string($row, 3, $fullname);
|
|
$myxls->write_string($row, 4, $log->module.' '.$log->action);
|
|
$myxls->write_string($row, 5, $log->info);
|
|
|
|
$row++;
|
|
}
|
|
|
|
$workbook->close();
|
|
return true;
|
|
}
|
|
|
|
|
|
function print_log_graph($course, $userid=0, $type="course.png", $date=0) {
|
|
global $CFG, $USER;
|
|
if (empty($CFG->gdversion)) {
|
|
echo "(".get_string("gdneed").")";
|
|
} else {
|
|
// MDL-10818, do not display broken graph when user has no permission to view graph
|
|
if (has_capability('coursereport/log:view', get_context_instance(CONTEXT_COURSE, $course->id)) ||
|
|
($course->showreports and $USER->id == $userid)) {
|
|
echo '<img src="'.$CFG->wwwroot.'/course/report/log/graph.php?id='.$course->id.
|
|
'&user='.$userid.'&type='.$type.'&date='.$date.'" alt="" />';
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
function print_overview($courses) {
|
|
global $CFG, $USER, $DB, $OUTPUT;
|
|
|
|
$htmlarray = array();
|
|
if ($modules = $DB->get_records('modules')) {
|
|
foreach ($modules as $mod) {
|
|
if (file_exists(dirname(dirname(__FILE__)).'/mod/'.$mod->name.'/lib.php')) {
|
|
include_once(dirname(dirname(__FILE__)).'/mod/'.$mod->name.'/lib.php');
|
|
$fname = $mod->name.'_print_overview';
|
|
if (function_exists($fname)) {
|
|
$fname($courses,$htmlarray);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
foreach ($courses as $course) {
|
|
echo $OUTPUT->box_start("coursebox");
|
|
$linkcss = '';
|
|
if (empty($course->visible)) {
|
|
$linkcss = 'class="dimmed"';
|
|
}
|
|
echo $OUTPUT->heading('<a title="'. format_string($course->fullname).'" '.$linkcss.' href="'.$CFG->wwwroot.'/course/view.php?id='.$course->id.'">'. format_string($course->fullname).'</a>', 3);
|
|
if (array_key_exists($course->id,$htmlarray)) {
|
|
foreach ($htmlarray[$course->id] as $modname => $html) {
|
|
echo $html;
|
|
}
|
|
}
|
|
echo $OUTPUT->box_end();
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* This function trawls through the logs looking for
|
|
* anything new since the user's last login
|
|
*/
|
|
function print_recent_activity($course) {
|
|
// $course is an object
|
|
global $CFG, $USER, $SESSION, $DB, $OUTPUT;
|
|
|
|
$context = get_context_instance(CONTEXT_COURSE, $course->id);
|
|
|
|
$viewfullnames = has_capability('moodle/site:viewfullnames', $context);
|
|
|
|
$timestart = round(time() - COURSE_MAX_RECENT_PERIOD, -2); // better db caching for guests - 100 seconds
|
|
|
|
if (!isguestuser()) {
|
|
if (!empty($USER->lastcourseaccess[$course->id])) {
|
|
if ($USER->lastcourseaccess[$course->id] > $timestart) {
|
|
$timestart = $USER->lastcourseaccess[$course->id];
|
|
}
|
|
}
|
|
}
|
|
|
|
echo '<div class="activitydate">';
|
|
echo get_string('activitysince', '', userdate($timestart));
|
|
echo '</div>';
|
|
echo '<div class="activityhead">';
|
|
|
|
echo '<a href="'.$CFG->wwwroot.'/course/recent.php?id='.$course->id.'">'.get_string('recentactivityreport').'</a>';
|
|
|
|
echo "</div>\n";
|
|
|
|
$content = false;
|
|
|
|
/// Firstly, have there been any new enrolments?
|
|
|
|
$users = get_recent_enrolments($course->id, $timestart);
|
|
|
|
//Accessibility: new users now appear in an <OL> list.
|
|
if ($users) {
|
|
echo '<div class="newusers">';
|
|
echo $OUTPUT->heading(get_string("newusers").':', 3);
|
|
$content = true;
|
|
echo "<ol class=\"list\">\n";
|
|
foreach ($users as $user) {
|
|
$fullname = fullname($user, $viewfullnames);
|
|
echo '<li class="name"><a href="'."$CFG->wwwroot/user/view.php?id=$user->id&course=$course->id\">$fullname</a></li>\n";
|
|
}
|
|
echo "</ol>\n</div>\n";
|
|
}
|
|
|
|
/// Next, have there been any modifications to the course structure?
|
|
|
|
$modinfo =& get_fast_modinfo($course);
|
|
|
|
$changelist = array();
|
|
|
|
$logs = $DB->get_records_select('log', "time > ? AND course = ? AND
|
|
module = 'course' AND
|
|
(action = 'add mod' OR action = 'update mod' OR action = 'delete mod')",
|
|
array($timestart, $course->id), "id ASC");
|
|
|
|
if ($logs) {
|
|
$actions = array('add mod', 'update mod', 'delete mod');
|
|
$newgones = array(); // added and later deleted items
|
|
foreach ($logs as $key => $log) {
|
|
if (!in_array($log->action, $actions)) {
|
|
continue;
|
|
}
|
|
$info = explode(' ', $log->info);
|
|
|
|
if ($info[0] == 'label') { // Labels are ignored in recent activity
|
|
continue;
|
|
}
|
|
|
|
if (count($info) != 2) {
|
|
debugging("Incorrect log entry info: id = ".$log->id, DEBUG_DEVELOPER);
|
|
continue;
|
|
}
|
|
|
|
$modname = $info[0];
|
|
$instanceid = $info[1];
|
|
|
|
if ($log->action == 'delete mod') {
|
|
// unfortunately we do not know if the mod was visible
|
|
if (!array_key_exists($log->info, $newgones)) {
|
|
$strdeleted = get_string('deletedactivity', 'moodle', get_string('modulename', $modname));
|
|
$changelist[$log->info] = array ('operation' => 'delete', 'text' => $strdeleted);
|
|
}
|
|
} else {
|
|
if (!isset($modinfo->instances[$modname][$instanceid])) {
|
|
if ($log->action == 'add mod') {
|
|
// do not display added and later deleted activities
|
|
$newgones[$log->info] = true;
|
|
}
|
|
continue;
|
|
}
|
|
$cm = $modinfo->instances[$modname][$instanceid];
|
|
if (!$cm->uservisible) {
|
|
continue;
|
|
}
|
|
|
|
if ($log->action == 'add mod') {
|
|
$stradded = get_string('added', 'moodle', get_string('modulename', $modname));
|
|
$changelist[$log->info] = array('operation' => 'add', 'text' => "$stradded:<br /><a href=\"$CFG->wwwroot/mod/$cm->modname/view.php?id={$cm->id}\">".format_string($cm->name, true)."</a>");
|
|
|
|
} else if ($log->action == 'update mod' and empty($changelist[$log->info])) {
|
|
$strupdated = get_string('updated', 'moodle', get_string('modulename', $modname));
|
|
$changelist[$log->info] = array('operation' => 'update', 'text' => "$strupdated:<br /><a href=\"$CFG->wwwroot/mod/$cm->modname/view.php?id={$cm->id}\">".format_string($cm->name, true)."</a>");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!empty($changelist)) {
|
|
echo $OUTPUT->heading(get_string("courseupdates").':', 3);
|
|
$content = true;
|
|
foreach ($changelist as $changeinfo => $change) {
|
|
echo '<p class="activity">'.$change['text'].'</p>';
|
|
}
|
|
}
|
|
|
|
/// Now display new things from each module
|
|
|
|
$usedmodules = array();
|
|
foreach($modinfo->cms as $cm) {
|
|
if (isset($usedmodules[$cm->modname])) {
|
|
continue;
|
|
}
|
|
if (!$cm->uservisible) {
|
|
continue;
|
|
}
|
|
$usedmodules[$cm->modname] = $cm->modname;
|
|
}
|
|
|
|
foreach ($usedmodules as $modname) { // Each module gets it's own logs and prints them
|
|
if (file_exists($CFG->dirroot.'/mod/'.$modname.'/lib.php')) {
|
|
include_once($CFG->dirroot.'/mod/'.$modname.'/lib.php');
|
|
$print_recent_activity = $modname.'_print_recent_activity';
|
|
if (function_exists($print_recent_activity)) {
|
|
// NOTE: original $isteacher (second parameter below) was replaced with $viewfullnames!
|
|
$content = $print_recent_activity($course, $viewfullnames, $timestart) || $content;
|
|
}
|
|
} else {
|
|
debugging("Missing lib.php in lib/{$modname} - please reinstall files or uninstall the module");
|
|
}
|
|
}
|
|
|
|
if (! $content) {
|
|
echo '<p class="message">'.get_string('nothingnew').'</p>';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* For a given course, returns an array of course activity objects
|
|
* Each item in the array contains he following properties:
|
|
*/
|
|
function get_array_of_activities($courseid) {
|
|
// cm - course module id
|
|
// mod - name of the module (eg forum)
|
|
// section - the number of the section (eg week or topic)
|
|
// name - the name of the instance
|
|
// visible - is the instance visible or not
|
|
// groupingid - grouping id
|
|
// groupmembersonly - is this instance visible to group members only
|
|
// extra - contains extra string to include in any link
|
|
global $CFG, $DB;
|
|
if(!empty($CFG->enableavailability)) {
|
|
require_once($CFG->libdir.'/conditionlib.php');
|
|
}
|
|
|
|
$course = $DB->get_record('course', array('id'=>$courseid));
|
|
|
|
if (empty($course)) {
|
|
throw new moodle_exception('courseidnotfound');
|
|
}
|
|
|
|
$mod = array();
|
|
|
|
$rawmods = get_course_mods($courseid);
|
|
if (empty($rawmods)) {
|
|
return $mod; // always return array
|
|
}
|
|
|
|
if ($sections = $DB->get_records("course_sections", array("course"=>$courseid), "section ASC")) {
|
|
foreach ($sections as $section) {
|
|
if (!empty($section->sequence)) {
|
|
$sequence = explode(",", $section->sequence);
|
|
foreach ($sequence as $seq) {
|
|
if (empty($rawmods[$seq])) {
|
|
continue;
|
|
}
|
|
$mod[$seq]->id = $rawmods[$seq]->instance;
|
|
$mod[$seq]->cm = $rawmods[$seq]->id;
|
|
$mod[$seq]->mod = $rawmods[$seq]->modname;
|
|
$mod[$seq]->section = $section->section;
|
|
$mod[$seq]->idnumber = $rawmods[$seq]->idnumber;
|
|
$mod[$seq]->visible = $rawmods[$seq]->visible;
|
|
$mod[$seq]->groupmode = $rawmods[$seq]->groupmode;
|
|
$mod[$seq]->groupingid = $rawmods[$seq]->groupingid;
|
|
$mod[$seq]->groupmembersonly = $rawmods[$seq]->groupmembersonly;
|
|
$mod[$seq]->indent = $rawmods[$seq]->indent;
|
|
$mod[$seq]->completion = $rawmods[$seq]->completion;
|
|
$mod[$seq]->extra = "";
|
|
if(!empty($CFG->enableavailability)) {
|
|
condition_info::fill_availability_conditions($rawmods[$seq]);
|
|
$mod[$seq]->availablefrom = $rawmods[$seq]->availablefrom;
|
|
$mod[$seq]->availableuntil = $rawmods[$seq]->availableuntil;
|
|
$mod[$seq]->showavailability = $rawmods[$seq]->showavailability;
|
|
$mod[$seq]->conditionscompletion = $rawmods[$seq]->conditionscompletion;
|
|
$mod[$seq]->conditionsgrade = $rawmods[$seq]->conditionsgrade;
|
|
}
|
|
|
|
$modname = $mod[$seq]->mod;
|
|
$functionname = $modname."_get_coursemodule_info";
|
|
|
|
if (!file_exists("$CFG->dirroot/mod/$modname/lib.php")) {
|
|
continue;
|
|
}
|
|
|
|
include_once("$CFG->dirroot/mod/$modname/lib.php");
|
|
|
|
if (function_exists($functionname)) {
|
|
if ($info = $functionname($rawmods[$seq])) {
|
|
if (!empty($info->extra)) {
|
|
$mod[$seq]->extra = $info->extra;
|
|
}
|
|
if (!empty($info->icon)) {
|
|
$mod[$seq]->icon = $info->icon;
|
|
}
|
|
if (!empty($info->iconcomponent)) {
|
|
$mod[$seq]->iconcomponent = $info->iconcomponent;
|
|
}
|
|
if (!empty($info->name)) {
|
|
$mod[$seq]->name = $info->name;
|
|
}
|
|
}
|
|
}
|
|
if (!isset($mod[$seq]->name)) {
|
|
$mod[$seq]->name = $DB->get_field($rawmods[$seq]->modname, "name", array("id"=>$rawmods[$seq]->instance));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $mod;
|
|
}
|
|
|
|
|
|
/**
|
|
* Returns a number of useful structures for course displays
|
|
*/
|
|
function get_all_mods($courseid, &$mods, &$modnames, &$modnamesplural, &$modnamesused) {
|
|
global $CFG, $DB, $COURSE;
|
|
|
|
$mods = array(); // course modules indexed by id
|
|
$modnames = array(); // all course module names (except resource!)
|
|
$modnamesplural= array(); // all course module names (plural form)
|
|
$modnamesused = array(); // course module names used
|
|
|
|
if ($allmods = $DB->get_records("modules")) {
|
|
foreach ($allmods as $mod) {
|
|
if (!file_exists("$CFG->dirroot/mod/$mod->name/lib.php")) {
|
|
continue;
|
|
}
|
|
if ($mod->visible) {
|
|
$modnames[$mod->name] = get_string("modulename", "$mod->name");
|
|
$modnamesplural[$mod->name] = get_string("modulenameplural", "$mod->name");
|
|
}
|
|
}
|
|
textlib_get_instance()->asort($modnames);
|
|
} else {
|
|
print_error("nomodules", 'debug');
|
|
}
|
|
|
|
$course = ($courseid==$COURSE->id) ? $COURSE : $DB->get_record('course',array('id'=>$courseid));
|
|
$modinfo = get_fast_modinfo($course);
|
|
|
|
if ($rawmods=$modinfo->cms) {
|
|
foreach($rawmods as $mod) { // Index the mods
|
|
if (empty($modnames[$mod->modname])) {
|
|
continue;
|
|
}
|
|
$mods[$mod->id] = $mod;
|
|
$mods[$mod->id]->modfullname = $modnames[$mod->modname];
|
|
if (!$mod->visible and !has_capability('moodle/course:viewhiddenactivities', get_context_instance(CONTEXT_COURSE, $courseid))) {
|
|
continue;
|
|
}
|
|
// Check groupings
|
|
if (!groups_course_module_visible($mod)) {
|
|
continue;
|
|
}
|
|
$modnamesused[$mod->modname] = $modnames[$mod->modname];
|
|
}
|
|
if ($modnamesused) {
|
|
textlib_get_instance()->asort($modnamesused);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns an array of sections for the requested course id
|
|
*
|
|
* This function stores the sections against the course id within a staticvar encase
|
|
* of subsequent requests. This is used all over + in some standard libs and course
|
|
* format callbacks so subsequent requests are a reality.
|
|
*
|
|
* @staticvar array $coursesections
|
|
* @param int $courseid
|
|
* @return array Array of sections
|
|
*/
|
|
function get_all_sections($courseid) {
|
|
global $DB;
|
|
static $coursesections = array();
|
|
if (!array_key_exists($courseid, $coursesections)) {
|
|
$coursesections[$courseid] = $DB->get_records("course_sections", array("course"=>"$courseid"), "section",
|
|
"section, id, course, name, summary, summaryformat, sequence, visible");
|
|
}
|
|
return $coursesections[$courseid];
|
|
}
|
|
|
|
function course_set_display($courseid, $display=0) {
|
|
global $USER, $DB;
|
|
|
|
if ($display == "all" or empty($display)) {
|
|
$display = 0;
|
|
}
|
|
|
|
if (!isloggedin() or isguestuser()) {
|
|
//do not store settings in db for guests
|
|
} else if ($DB->record_exists("course_display", array("userid" => $USER->id, "course"=>$courseid))) {
|
|
$DB->set_field("course_display", "display", $display, array("userid"=>$USER->id, "course"=>$courseid));
|
|
} else {
|
|
$record = new stdClass();
|
|
$record->userid = $USER->id;
|
|
$record->course = $courseid;
|
|
$record->display = $display;
|
|
$DB->insert_record("course_display", $record);
|
|
}
|
|
|
|
return $USER->display[$courseid] = $display; // Note: = not ==
|
|
}
|
|
|
|
/**
|
|
* For a given course section, marks it visible or hidden,
|
|
* and does the same for every activity in that section
|
|
*/
|
|
function set_section_visible($courseid, $sectionnumber, $visibility) {
|
|
global $DB;
|
|
|
|
if ($section = $DB->get_record("course_sections", array("course"=>$courseid, "section"=>$sectionnumber))) {
|
|
$DB->set_field("course_sections", "visible", "$visibility", array("id"=>$section->id));
|
|
if (!empty($section->sequence)) {
|
|
$modules = explode(",", $section->sequence);
|
|
foreach ($modules as $moduleid) {
|
|
set_coursemodule_visible($moduleid, $visibility, true);
|
|
}
|
|
}
|
|
rebuild_course_cache($courseid);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Prints a section full of activity modules
|
|
*/
|
|
function print_section($course, $section, $mods, $modnamesused, $absolute=false, $width="100%", $hidecompletion=false) {
|
|
global $CFG, $USER, $DB, $PAGE, $OUTPUT;
|
|
|
|
static $initialised;
|
|
|
|
static $groupbuttons;
|
|
static $groupbuttonslink;
|
|
static $isediting;
|
|
static $ismoving;
|
|
static $strmovehere;
|
|
static $strmovefull;
|
|
static $strunreadpostsone;
|
|
static $usetracking;
|
|
static $groupings;
|
|
|
|
if (!isset($initialised)) {
|
|
$groupbuttons = ($course->groupmode or (!$course->groupmodeforce));
|
|
$groupbuttonslink = (!$course->groupmodeforce);
|
|
$isediting = $PAGE->user_is_editing();
|
|
$ismoving = $isediting && ismoving($course->id);
|
|
if ($ismoving) {
|
|
$strmovehere = get_string("movehere");
|
|
$strmovefull = strip_tags(get_string("movefull", "", "'$USER->activitycopyname'"));
|
|
}
|
|
include_once($CFG->dirroot.'/mod/forum/lib.php');
|
|
if ($usetracking = forum_tp_can_track_forums()) {
|
|
$strunreadpostsone = get_string('unreadpostsone', 'forum');
|
|
}
|
|
$initialised = true;
|
|
}
|
|
|
|
$labelformatoptions = new stdClass();
|
|
$labelformatoptions->noclean = true;
|
|
|
|
/// Casting $course->modinfo to string prevents one notice when the field is null
|
|
$modinfo = get_fast_modinfo($course);
|
|
$completioninfo = new completion_info($course);
|
|
|
|
//Accessibility: replace table with list <ul>, but don't output empty list.
|
|
if (!empty($section->sequence)) {
|
|
|
|
// Fix bug #5027, don't want style=\"width:$width\".
|
|
echo "<ul class=\"section img-text\">\n";
|
|
$sectionmods = explode(",", $section->sequence);
|
|
|
|
foreach ($sectionmods as $modnumber) {
|
|
if (empty($mods[$modnumber])) {
|
|
continue;
|
|
}
|
|
|
|
$mod = $mods[$modnumber];
|
|
|
|
if ($ismoving and $mod->id == $USER->activitycopy) {
|
|
// do not display moving mod
|
|
continue;
|
|
}
|
|
|
|
if (isset($modinfo->cms[$modnumber])) {
|
|
// We can continue (because it will not be displayed at all)
|
|
// if:
|
|
// 1) The activity is not visible to users
|
|
// and
|
|
// 2a) The 'showavailability' option is not set (if that is set,
|
|
// we need to display the activity so we can show
|
|
// availability info)
|
|
// or
|
|
// 2b) The 'availableinfo' is empty, i.e. the activity was
|
|
// hidden in a way that leaves no info, such as using the
|
|
// eye icon.
|
|
if (!$modinfo->cms[$modnumber]->uservisible &&
|
|
(empty($modinfo->cms[$modnumber]->showavailability) ||
|
|
empty($modinfo->cms[$modnumber]->availableinfo))) {
|
|
// visibility shortcut
|
|
continue;
|
|
}
|
|
} else {
|
|
if (!file_exists("$CFG->dirroot/mod/$mod->modname/lib.php")) {
|
|
// module not installed
|
|
continue;
|
|
}
|
|
if (!coursemodule_visible_for_user($mod) &&
|
|
empty($mod->showavailability)) {
|
|
// full visibility check
|
|
continue;
|
|
}
|
|
}
|
|
|
|
// In some cases the activity is visible to user, but it is
|
|
// dimmed. This is done if viewhiddenactivities is true and if:
|
|
// 1. the activity is not visible, or
|
|
// 2. the activity has dates set which do not include current, or
|
|
// 3. the activity has any other conditions set (regardless of whether
|
|
// current user meets them)
|
|
$canviewhidden = has_capability(
|
|
'moodle/course:viewhiddenactivities',
|
|
get_context_instance(CONTEXT_MODULE, $mod->id));
|
|
$accessiblebutdim = false;
|
|
if ($canviewhidden) {
|
|
$accessiblebutdim = !$mod->visible;
|
|
if (!empty($CFG->enableavailability)) {
|
|
$accessiblebutdim = $accessiblebutdim ||
|
|
$mod->availablefrom > time() ||
|
|
($mod->availableuntil && $mod->availableuntil < time()) ||
|
|
count($mod->conditionsgrade) > 0 ||
|
|
count($mod->conditionscompletion) > 0;
|
|
}
|
|
}
|
|
|
|
echo '<li class="activity '.$mod->modname.'" id="module-'.$modnumber.'">'; // Unique ID
|
|
if ($ismoving) {
|
|
echo '<a title="'.$strmovefull.'"'.
|
|
' href="'.$CFG->wwwroot.'/course/mod.php?moveto='.$mod->id.'&sesskey='.sesskey().'">'.
|
|
'<img class="movetarget" src="'.$OUTPUT->pix_url('movehere') . '" '.
|
|
' alt="'.$strmovehere.'" /></a><br />
|
|
';
|
|
}
|
|
|
|
if ($mod->indent) {
|
|
echo $OUTPUT->spacer(array('height'=>12, 'width'=>(20 * $mod->indent))); // should be done with CSS instead
|
|
}
|
|
|
|
$extra = '';
|
|
if (!empty($modinfo->cms[$modnumber]->extra)) {
|
|
$extra = $modinfo->cms[$modnumber]->extra;
|
|
}
|
|
|
|
if ($mod->modname == "label") {
|
|
if ($accessiblebutdim || !$mod->uservisible) {
|
|
echo '<div class="dimmed_text"><span class="accesshide">'.
|
|
get_string('hiddenfromstudents').'</span>';
|
|
} else {
|
|
echo '<div>';
|
|
}
|
|
echo format_text($extra, FORMAT_HTML, $labelformatoptions);
|
|
echo "</div>";
|
|
if (!empty($mod->groupingid) && has_capability('moodle/course:managegroups', get_context_instance(CONTEXT_COURSE, $course->id))) {
|
|
if (!isset($groupings)) {
|
|
$groupings = groups_get_all_groupings($course->id);
|
|
}
|
|
echo " <span class=\"groupinglabel\">(".format_string($groupings[$mod->groupingid]->name).')</span>';
|
|
}
|
|
|
|
} else { // Normal activity
|
|
$instancename = format_string($modinfo->cms[$modnumber]->name, true, $course->id);
|
|
|
|
$customicon = $modinfo->cms[$modnumber]->icon;
|
|
if (!empty($customicon)) {
|
|
if (substr($customicon, 0, 4) === 'mod/') {
|
|
list($modname, $iconname) = explode('/', substr($customicon, 4), 2);
|
|
$icon = $OUTPUT->pix_url($iconname, $modname);
|
|
} else {
|
|
$icon = $OUTPUT->pix_url($customicon);
|
|
}
|
|
} else {
|
|
$icon = $OUTPUT->pix_url('icon', $mod->modname);
|
|
}
|
|
|
|
//Accessibility: for files get description via icon, this is very ugly hack!
|
|
$altname = '';
|
|
$altname = $mod->modfullname;
|
|
if (!empty($customicon)) {
|
|
$archetype = plugin_supports('mod', $mod->modname, FEATURE_MOD_ARCHETYPE, MOD_ARCHETYPE_OTHER);
|
|
if ($archetype == MOD_ARCHETYPE_RESOURCE) {
|
|
$mimetype = mimeinfo_from_icon('type', $customicon);
|
|
$altname = get_mimetype_description($mimetype);
|
|
}
|
|
}
|
|
// Avoid unnecessary duplication.
|
|
if (false !== stripos($instancename, $altname)) {
|
|
$altname = '';
|
|
}
|
|
// File type after name, for alphabetic lists (screen reader).
|
|
if ($altname) {
|
|
$altname = get_accesshide(' '.$altname);
|
|
}
|
|
|
|
// We may be displaying this just in order to show information
|
|
// about visibility, without the actual link
|
|
if ($mod->uservisible) {
|
|
// Display normal module link
|
|
if (!$accessiblebutdim) {
|
|
$linkcss = '';
|
|
$accesstext ='';
|
|
} else {
|
|
$linkcss = ' class="dimmed" ';
|
|
$accesstext = '<span class="accesshide">'.
|
|
get_string('hiddenfromstudents').': </span>';
|
|
}
|
|
|
|
echo '<a '.$linkcss.' '.$extra.
|
|
' href="'.$CFG->wwwroot.'/mod/'.$mod->modname.'/view.php?id='.$mod->id.'">'.
|
|
'<img src="'.$icon.'" class="activityicon" alt="'.get_string('modulename',$mod->modname).'" /> '.
|
|
$accesstext.'<span>'.$instancename.$altname.'</span></a>';
|
|
|
|
if (!empty($mod->groupingid) && has_capability('moodle/course:managegroups', get_context_instance(CONTEXT_COURSE, $course->id))) {
|
|
if (!isset($groupings)) {
|
|
$groupings = groups_get_all_groupings($course->id);
|
|
}
|
|
echo " <span class=\"groupinglabel\">(".format_string($groupings[$mod->groupingid]->name).')</span>';
|
|
}
|
|
} else {
|
|
// Display greyed-out text of link
|
|
echo '<span class="dimmed_text" '.$extra.' ><span class="accesshide">'.
|
|
get_string('notavailableyet','condition').': </span>'.
|
|
'<img src="'.$icon.'" class="activityicon" alt="'.get_string('modulename', $mod->modname).'" /> <span>'.
|
|
$instancename.$altname.'</span></span>';
|
|
}
|
|
}
|
|
if ($usetracking && $mod->modname == 'forum') {
|
|
if ($unread = forum_tp_count_forum_unread_posts($mod, $course)) {
|
|
echo '<span class="unread"> <a href="'.$CFG->wwwroot.'/mod/forum/view.php?id='.$mod->id.'">';
|
|
if ($unread == 1) {
|
|
echo $strunreadpostsone;
|
|
} else {
|
|
print_string('unreadpostsnumber', 'forum', $unread);
|
|
}
|
|
echo '</a></span>';
|
|
}
|
|
}
|
|
|
|
if ($isediting) {
|
|
if ($groupbuttons and plugin_supports('mod', $mod->modname, FEATURE_GROUPS, 0)) {
|
|
if (! $mod->groupmodelink = $groupbuttonslink) {
|
|
$mod->groupmode = $course->groupmode;
|
|
}
|
|
|
|
} else {
|
|
$mod->groupmode = false;
|
|
}
|
|
echo ' ';
|
|
echo make_editing_buttons($mod, $absolute, true, $mod->indent, $section->section);
|
|
}
|
|
|
|
// Completion
|
|
$completion = $hidecompletion
|
|
? COMPLETION_TRACKING_NONE
|
|
: $completioninfo->is_enabled($mod);
|
|
if ($completion!=COMPLETION_TRACKING_NONE && isloggedin() &&
|
|
!isguestuser() && $mod->uservisible) {
|
|
$completiondata = $completioninfo->get_data($mod,true);
|
|
$completionicon = '';
|
|
if ($isediting) {
|
|
switch ($completion) {
|
|
case COMPLETION_TRACKING_MANUAL :
|
|
$completionicon = 'manual-enabled'; break;
|
|
case COMPLETION_TRACKING_AUTOMATIC :
|
|
$completionicon = 'auto-enabled'; break;
|
|
default: // wtf
|
|
}
|
|
} else if ($completion==COMPLETION_TRACKING_MANUAL) {
|
|
switch($completiondata->completionstate) {
|
|
case COMPLETION_INCOMPLETE:
|
|
$completionicon = 'manual-n'; break;
|
|
case COMPLETION_COMPLETE:
|
|
$completionicon = 'manual-y'; break;
|
|
}
|
|
} else { // Automatic
|
|
switch($completiondata->completionstate) {
|
|
case COMPLETION_INCOMPLETE:
|
|
$completionicon = 'auto-n'; break;
|
|
case COMPLETION_COMPLETE:
|
|
$completionicon = 'auto-y'; break;
|
|
case COMPLETION_COMPLETE_PASS:
|
|
$completionicon = 'auto-pass'; break;
|
|
case COMPLETION_COMPLETE_FAIL:
|
|
$completionicon = 'auto-fail'; break;
|
|
}
|
|
}
|
|
if ($completionicon) {
|
|
$imgsrc = $OUTPUT->pix_url('i/completion-'.$completionicon);
|
|
$imgalt = s(get_string('completion-alt-'.$completionicon, 'completion'));
|
|
if ($completion == COMPLETION_TRACKING_MANUAL && !$isediting) {
|
|
$imgtitle = s(get_string('completion-title-'.$completionicon, 'completion'));
|
|
$newstate =
|
|
$completiondata->completionstate==COMPLETION_COMPLETE
|
|
? COMPLETION_INCOMPLETE
|
|
: COMPLETION_COMPLETE;
|
|
// In manual mode the icon is a toggle form...
|
|
|
|
// If this completion state is used by the
|
|
// conditional activities system, we need to turn
|
|
// off the JS.
|
|
if (!empty($CFG->enableavailability) &&
|
|
condition_info::completion_value_used_as_condition($course, $mod)) {
|
|
$extraclass = ' preventjs';
|
|
} else {
|
|
$extraclass = '';
|
|
}
|
|
echo "
|
|
<form class='togglecompletion$extraclass' method='post' action='togglecompletion.php'><div>
|
|
<input type='hidden' name='id' value='{$mod->id}' />
|
|
<input type='hidden' name='sesskey' value='".sesskey()."' />
|
|
<input type='hidden' name='completionstate' value='$newstate' />
|
|
<input type='image' src='$imgsrc' alt='$imgalt' title='$imgtitle' />
|
|
</div></form>";
|
|
} else {
|
|
// In auto mode, or when editing, the icon is just an image
|
|
echo "<span class='autocompletion'>";
|
|
echo "<img src='$imgsrc' alt='$imgalt' title='$imgalt' /></span>";
|
|
}
|
|
}
|
|
}
|
|
|
|
// Show availability information (for someone who isn't allowed to
|
|
// see the activity itself, or for staff)
|
|
if (!$mod->uservisible) {
|
|
echo '<div class="availabilityinfo">'.$mod->availableinfo.'</div>';
|
|
} else if ($canviewhidden && !empty($CFG->enableavailability)) {
|
|
$ci = new condition_info($mod);
|
|
$fullinfo = $ci->get_full_information();
|
|
if($fullinfo) {
|
|
echo '<div class="availabilityinfo">'.get_string($mod->showavailability
|
|
? 'userrestriction_visible'
|
|
: 'userrestriction_hidden','condition',
|
|
$fullinfo).'</div>';
|
|
}
|
|
}
|
|
|
|
echo "</li>\n";
|
|
}
|
|
|
|
} elseif ($ismoving) {
|
|
echo "<ul class=\"section\">\n";
|
|
}
|
|
|
|
if ($ismoving) {
|
|
echo '<li><a title="'.$strmovefull.'"'.
|
|
' href="'.$CFG->wwwroot.'/course/mod.php?movetosection='.$section->id.'&sesskey='.sesskey().'">'.
|
|
'<img class="movetarget" src="'.$OUTPUT->pix_url('movehere') . '" '.
|
|
' alt="'.$strmovehere.'" /></a></li>
|
|
';
|
|
}
|
|
if (!empty($section->sequence) || $ismoving) {
|
|
echo "</ul><!--class='section'-->\n\n";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Prints the menus to add activities and resources.
|
|
*/
|
|
function print_section_add_menus($course, $section, $modnames, $vertical=false, $return=false) {
|
|
global $CFG, $OUTPUT;
|
|
|
|
// check to see if user can add menus
|
|
if (!has_capability('moodle/course:manageactivities', get_context_instance(CONTEXT_COURSE, $course->id))) {
|
|
return false;
|
|
}
|
|
|
|
$urlbase = "/course/mod.php?id=$course->id§ion=$section&sesskey=".sesskey().'&add=';
|
|
|
|
$resources = array();
|
|
$activities = array();
|
|
|
|
foreach($modnames as $modname=>$modnamestr) {
|
|
if (!course_allowed_module($course, $modname)) {
|
|
continue;
|
|
}
|
|
|
|
$libfile = "$CFG->dirroot/mod/$modname/lib.php";
|
|
if (!file_exists($libfile)) {
|
|
continue;
|
|
}
|
|
include_once($libfile);
|
|
$gettypesfunc = $modname.'_get_types';
|
|
if (function_exists($gettypesfunc)) {
|
|
// NOTE: this is legacy stuff, module subtypes are very strongly discouraged!!
|
|
if ($types = $gettypesfunc()) {
|
|
$menu = array();
|
|
$atype = null;
|
|
$groupname = null;
|
|
foreach($types as $type) {
|
|
if ($type->typestr === '--') {
|
|
continue;
|
|
}
|
|
if (strpos($type->typestr, '--') === 0) {
|
|
$groupname = str_replace('--', '', $type->typestr);
|
|
continue;
|
|
}
|
|
$type->type = str_replace('&', '&', $type->type);
|
|
if ($type->modclass == MOD_CLASS_RESOURCE) {
|
|
$atype = MOD_CLASS_RESOURCE;
|
|
}
|
|
$menu[$urlbase.$type->type] = $type->typestr;
|
|
}
|
|
if (!is_null($groupname)) {
|
|
if ($atype == MOD_CLASS_RESOURCE) {
|
|
$resources[] = array($groupname=>$menu);
|
|
} else {
|
|
$activities[] = array($groupname=>$menu);
|
|
}
|
|
} else {
|
|
if ($atype == MOD_CLASS_RESOURCE) {
|
|
$resources = array_merge($resources, $menu);
|
|
} else {
|
|
$activities = array_merge($activities, $menu);
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
$archetype = plugin_supports('mod', $modname, FEATURE_MOD_ARCHETYPE, MOD_ARCHETYPE_OTHER);
|
|
if ($archetype == MOD_ARCHETYPE_RESOURCE) {
|
|
$resources[$urlbase.$modname] = $modnamestr;
|
|
} else {
|
|
// all other archetypes are considered activity
|
|
$activities[$urlbase.$modname] = $modnamestr;
|
|
}
|
|
}
|
|
}
|
|
|
|
$straddactivity = get_string('addactivity');
|
|
$straddresource = get_string('addresource');
|
|
|
|
$output = '<div class="section_add_menus">';
|
|
|
|
if (!$vertical) {
|
|
$output .= '<div class="horizontal">';
|
|
}
|
|
|
|
if (!empty($resources)) {
|
|
$select = new url_select($resources, '', array(''=>$straddresource), "ressection$section");
|
|
$select->set_help_icon('resources');
|
|
$output .= $OUTPUT->render($select);
|
|
}
|
|
|
|
if (!empty($activities)) {
|
|
$select = new url_select($activities, '', array(''=>$straddactivity), "section$section");
|
|
$select->set_help_icon('activities');
|
|
$output .= $OUTPUT->render($select);
|
|
}
|
|
|
|
if (!$vertical) {
|
|
$output .= '</div>';
|
|
}
|
|
|
|
$output .= '</div>';
|
|
|
|
if ($return) {
|
|
return $output;
|
|
} else {
|
|
echo $output;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return the course category context for the category with id $categoryid, except
|
|
* that if $categoryid is 0, return the system context.
|
|
*
|
|
* @param integer $categoryid a category id or 0.
|
|
* @return object the corresponding context
|
|
*/
|
|
function get_category_or_system_context($categoryid) {
|
|
if ($categoryid) {
|
|
return get_context_instance(CONTEXT_COURSECAT, $categoryid);
|
|
} else {
|
|
return get_context_instance(CONTEXT_SYSTEM);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Rebuilds the cached list of course activities stored in the database
|
|
* @param int $courseid - id of course to rebuild, empty means all
|
|
* @param boolean $clearonly - only clear the modinfo fields, gets rebuild automatically on the fly
|
|
*/
|
|
function rebuild_course_cache($courseid=0, $clearonly=false) {
|
|
global $COURSE, $DB, $OUTPUT;
|
|
|
|
// Destroy navigation caches
|
|
navigation_cache::destroy_volatile_caches();
|
|
|
|
if ($clearonly) {
|
|
if (empty($courseid)) {
|
|
$courseselect = array();
|
|
} else {
|
|
$courseselect = array('id'=>$courseid);
|
|
}
|
|
$DB->set_field('course', 'modinfo', null, $courseselect);
|
|
// update cached global COURSE too ;-)
|
|
if ($courseid == $COURSE->id or empty($courseid)) {
|
|
$COURSE->modinfo = null;
|
|
}
|
|
// reset the fast modinfo cache
|
|
$reset = 'reset';
|
|
get_fast_modinfo($reset);
|
|
return;
|
|
}
|
|
|
|
if ($courseid) {
|
|
$select = array('id'=>$courseid);
|
|
} else {
|
|
$select = array();
|
|
@set_time_limit(0); // this could take a while! MDL-10954
|
|
}
|
|
|
|
if ($rs = $DB->get_recordset("course", $select,'','id,fullname')) {
|
|
foreach ($rs as $course) {
|
|
$modinfo = serialize(get_array_of_activities($course->id));
|
|
$DB->set_field("course", "modinfo", $modinfo, array("id"=>$course->id));
|
|
// update cached global COURSE too ;-)
|
|
if ($course->id == $COURSE->id) {
|
|
$COURSE->modinfo = $modinfo;
|
|
}
|
|
}
|
|
$rs->close();
|
|
}
|
|
// reset the fast modinfo cache
|
|
$reset = 'reset';
|
|
get_fast_modinfo($reset);
|
|
}
|
|
|
|
/**
|
|
* Gets the child categories of a given courses category. Uses a static cache
|
|
* to make repeat calls efficient.
|
|
*
|
|
* @param int $parentid the id of a course category.
|
|
* @return array all the child course categories.
|
|
*/
|
|
function get_child_categories($parentid) {
|
|
static $allcategories = null;
|
|
|
|
// only fill in this variable the first time
|
|
if (null == $allcategories) {
|
|
$allcategories = array();
|
|
|
|
$categories = get_categories();
|
|
foreach ($categories as $category) {
|
|
if (empty($allcategories[$category->parent])) {
|
|
$allcategories[$category->parent] = array();
|
|
}
|
|
$allcategories[$category->parent][] = $category;
|
|
}
|
|
}
|
|
|
|
if (empty($allcategories[$parentid])) {
|
|
return array();
|
|
} else {
|
|
return $allcategories[$parentid];
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function recursively travels the categories, building up a nice list
|
|
* for display. It also makes an array that list all the parents for each
|
|
* category.
|
|
*
|
|
* For example, if you have a tree of categories like:
|
|
* Miscellaneous (id = 1)
|
|
* Subcategory (id = 2)
|
|
* Sub-subcategory (id = 4)
|
|
* Other category (id = 3)
|
|
* Then after calling this function you will have
|
|
* $list = array(1 => 'Miscellaneous', 2 => 'Miscellaneous / Subcategory',
|
|
* 4 => 'Miscellaneous / Subcategory / Sub-subcategory',
|
|
* 3 => 'Other category');
|
|
* $parents = array(2 => array(1), 4 => array(1, 2));
|
|
*
|
|
* If you specify $requiredcapability, then only categories where the current
|
|
* user has that capability will be added to $list, although all categories
|
|
* will still be added to $parents, and if you only have $requiredcapability
|
|
* in a child category, not the parent, then the child catgegory will still be
|
|
* included.
|
|
*
|
|
* If you specify the option $excluded, then that category, and all its children,
|
|
* are omitted from the tree. This is useful when you are doing something like
|
|
* moving categories, where you do not want to allow people to move a category
|
|
* to be the child of itself.
|
|
*
|
|
* @param array $list For output, accumulates an array categoryid => full category path name
|
|
* @param array $parents For output, accumulates an array categoryid => list of parent category ids.
|
|
* @param string/array $requiredcapability if given, only categories where the current
|
|
* user has this capability will be added to $list. Can also be an array of capabilities,
|
|
* in which case they are all required.
|
|
* @param integer $excludeid Omit this category and its children from the lists built.
|
|
* @param object $category Build the tree starting at this category - otherwise starts at the top level.
|
|
* @param string $path For internal use, as part of recursive calls.
|
|
*/
|
|
function make_categories_list(&$list, &$parents, $requiredcapability = '',
|
|
$excludeid = 0, $category = NULL, $path = "") {
|
|
|
|
// initialize the arrays if needed
|
|
if (!is_array($list)) {
|
|
$list = array();
|
|
}
|
|
if (!is_array($parents)) {
|
|
$parents = array();
|
|
}
|
|
|
|
if (empty($category)) {
|
|
// Start at the top level.
|
|
$category = new stdClass;
|
|
$category->id = 0;
|
|
} else {
|
|
// This is the excluded category, don't include it.
|
|
if ($excludeid > 0 && $excludeid == $category->id) {
|
|
return;
|
|
}
|
|
|
|
// Update $path.
|
|
if ($path) {
|
|
$path = $path.' / '.format_string($category->name);
|
|
} else {
|
|
$path = format_string($category->name);
|
|
}
|
|
|
|
// Add this category to $list, if the permissions check out.
|
|
if (empty($requiredcapability)) {
|
|
$list[$category->id] = $path;
|
|
|
|
} else {
|
|
ensure_context_subobj_present($category, CONTEXT_COURSECAT);
|
|
$requiredcapability = (array)$requiredcapability;
|
|
if (has_all_capabilities($requiredcapability, $category->context)) {
|
|
$list[$category->id] = $path;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Add all the children recursively, while updating the parents array.
|
|
if ($categories = get_child_categories($category->id)) {
|
|
foreach ($categories as $cat) {
|
|
if (!empty($category->id)) {
|
|
if (isset($parents[$category->id])) {
|
|
$parents[$cat->id] = $parents[$category->id];
|
|
}
|
|
$parents[$cat->id][] = $category->id;
|
|
}
|
|
make_categories_list($list, $parents, $requiredcapability, $excludeid, $cat, $path);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function generates a structured array of courses and categories.
|
|
*
|
|
* The depth of categories is limited by $CFG->maxcategorydepth however there
|
|
* is no limit on the number of courses!
|
|
*
|
|
* Suitable for use with the course renderers course_category_tree method:
|
|
* $renderer = $PAGE->get_renderer('core','course');
|
|
* echo $renderer->course_category_tree(get_course_category_tree());
|
|
*
|
|
* @global moodle_database $DB
|
|
* @param int $id
|
|
* @param int $depth
|
|
*/
|
|
function get_course_category_tree($id = 0, $depth = 0) {
|
|
global $DB, $CFG;
|
|
$viewhiddencats = has_capability('moodle/category:viewhiddencategories', get_context_instance(CONTEXT_SYSTEM));
|
|
$categories = get_child_categories($id);
|
|
$categoryids = array();
|
|
foreach ($categories as $key => &$category) {
|
|
if (!$category->visible && !$viewhiddencats) {
|
|
unset($categories[$key]);
|
|
continue;
|
|
}
|
|
$categoryids[$category->id] = $category;
|
|
if (empty($CFG->maxcategorydepth) || $depth <= $CFG->maxcategorydepth) {
|
|
list($category->categories, $subcategories) = get_course_category_tree($category->id, $depth+1);
|
|
foreach ($subcategories as $subid=>$subcat) {
|
|
$categoryids[$subid] = $subcat;
|
|
}
|
|
$category->courses = array();
|
|
}
|
|
}
|
|
|
|
if ($depth > 0) {
|
|
// This is a recursive call so return the required array
|
|
return array($categories, $categoryids);
|
|
}
|
|
|
|
// The depth is 0 this function has just been called so we can finish it off
|
|
|
|
list($ccselect, $ccjoin) = context_instance_preload_sql('c.id', CONTEXT_COURSE, 'ctx');
|
|
list($catsql, $catparams) = $DB->get_in_or_equal(array_keys($categoryids));
|
|
$sql = "SELECT
|
|
c.id,c.sortorder,c.visible,c.fullname,c.shortname,c.summary,c.category
|
|
$ccselect
|
|
FROM {course} c
|
|
$ccjoin
|
|
WHERE c.category $catsql ORDER BY c.sortorder ASC";
|
|
if ($courses = $DB->get_records_sql($sql, $catparams)) {
|
|
// loop throught them
|
|
foreach ($courses as $course) {
|
|
if ($course->id == SITEID) {
|
|
continue;
|
|
}
|
|
context_instance_preload($course);
|
|
if (!empty($course->visible) || has_capability('moodle/course:viewhiddencourses', get_context_instance(CONTEXT_COURSE, $course->id))) {
|
|
$categoryids[$course->category]->courses[$course->id] = $course;
|
|
}
|
|
}
|
|
}
|
|
return $categories;
|
|
}
|
|
|
|
/**
|
|
* Recursive function to print out all the categories in a nice format
|
|
* with or without courses included
|
|
*/
|
|
function print_whole_category_list($category=NULL, $displaylist=NULL, $parentslist=NULL, $depth=-1, $showcourses = true) {
|
|
global $CFG;
|
|
|
|
// maxcategorydepth == 0 meant no limit
|
|
if (!empty($CFG->maxcategorydepth) && $depth >= $CFG->maxcategorydepth) {
|
|
return;
|
|
}
|
|
|
|
if (!$displaylist) {
|
|
make_categories_list($displaylist, $parentslist);
|
|
}
|
|
|
|
if ($category) {
|
|
if ($category->visible or has_capability('moodle/category:viewhiddencategories', get_context_instance(CONTEXT_SYSTEM))) {
|
|
print_category_info($category, $depth, $showcourses);
|
|
} else {
|
|
return; // Don't bother printing children of invisible categories
|
|
}
|
|
|
|
} else {
|
|
$category->id = "0";
|
|
}
|
|
|
|
if ($categories = get_child_categories($category->id)) { // Print all the children recursively
|
|
$countcats = count($categories);
|
|
$count = 0;
|
|
$first = true;
|
|
$last = false;
|
|
foreach ($categories as $cat) {
|
|
$count++;
|
|
if ($count == $countcats) {
|
|
$last = true;
|
|
}
|
|
$up = $first ? false : true;
|
|
$down = $last ? false : true;
|
|
$first = false;
|
|
|
|
print_whole_category_list($cat, $displaylist, $parentslist, $depth + 1, $showcourses);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function will return $options array for html_writer::select(), with whitespace to denote nesting.
|
|
*/
|
|
function make_categories_options() {
|
|
make_categories_list($cats,$parents);
|
|
foreach ($cats as $key => $value) {
|
|
if (array_key_exists($key,$parents)) {
|
|
if ($indent = count($parents[$key])) {
|
|
for ($i = 0; $i < $indent; $i++) {
|
|
$cats[$key] = ' '.$cats[$key];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $cats;
|
|
}
|
|
|
|
/**
|
|
* Prints the category info in indented fashion
|
|
* This function is only used by print_whole_category_list() above
|
|
*/
|
|
function print_category_info($category, $depth=0, $showcourses = false) {
|
|
global $CFG, $DB, $OUTPUT;
|
|
|
|
$strsummary = get_string('summary');
|
|
|
|
$catlinkcss = null;
|
|
if (!$category->visible) {
|
|
$catlinkcss = array('class'=>'dimmed');
|
|
}
|
|
static $coursecount = null;
|
|
if (null === $coursecount) {
|
|
// only need to check this once
|
|
$coursecount = $DB->count_records('course') <= FRONTPAGECOURSELIMIT;
|
|
}
|
|
|
|
if ($showcourses and $coursecount) {
|
|
$catimage = '<img src="'.$OUTPUT->pix_url('i/course') . '" alt="" />';
|
|
} else {
|
|
$catimage = " ";
|
|
}
|
|
|
|
$courses = get_courses($category->id, 'c.sortorder ASC', 'c.id,c.sortorder,c.visible,c.fullname,c.shortname,c.summary');
|
|
if ($showcourses and $coursecount) {
|
|
echo '<div class="categorylist clearfix">';
|
|
$cat = '';
|
|
$cat .= html_writer::tag('div', $catimage, array('class'=>'image'));
|
|
$catlink = html_writer::link(new moodle_url('/course/category.php', array('id'=>$category->id)), format_string($category->name), $catlinkcss);
|
|
$cat .= html_writer::tag('div', $catlink, array('class'=>'name'));
|
|
|
|
$html = '';
|
|
if ($depth > 0) {
|
|
for ($i=0; $i< $depth; $i++) {
|
|
$html = html_writer::tag('div', $html . $cat, array('class'=>'indentation'));
|
|
$cat = '';
|
|
}
|
|
} else {
|
|
$html = $cat;
|
|
}
|
|
echo html_writer::tag('div', $html, array('class'=>'category'));
|
|
echo html_writer::tag('div', '', array('class'=>'clearfloat'));
|
|
|
|
// does the depth exceed maxcategorydepth
|
|
// maxcategorydepth == 0 or unset meant no limit
|
|
$limit = !(isset($CFG->maxcategorydepth) && ($depth >= $CFG->maxcategorydepth-1));
|
|
if ($courses && ($limit || $CFG->maxcategorydepth == 0)) {
|
|
foreach ($courses as $course) {
|
|
$linkcss = null;
|
|
if (!$course->visible) {
|
|
$linkcss = array('class'=>'dimmed');
|
|
}
|
|
|
|
$courselink = html_writer::link(new moodle_url('/course/view.php', array('id'=>$course->id)), format_string($course->fullname), $linkcss);
|
|
|
|
// print enrol info
|
|
$courseicon = '';
|
|
if ($icons = enrol_get_course_info_icons($course)) {
|
|
foreach ($icons as $pix_icon) {
|
|
$courseicon = $OUTPUT->render($pix_icon).' ';
|
|
}
|
|
}
|
|
|
|
$coursecontent = html_writer::tag('div', $courseicon.$courselink, array('class'=>'name'));
|
|
|
|
if ($course->summary) {
|
|
$link = new moodle_url('/course/info.php?id='.$course->id);
|
|
$actionlink = $OUTPUT->action_link($link, '<img alt="'.$strsummary.'" src="'.$OUTPUT->pix_url('i/info') . '" />',
|
|
new popup_action('click', $link, 'courseinfo', array('height' => 400, 'width' => 500)),
|
|
array('title'=>$strsummary));
|
|
|
|
$coursecontent .= html_writer::tag('div', $actionlink, array('class'=>'info'));
|
|
}
|
|
|
|
$html = '';
|
|
for ($i=0; $i <= $depth; $i++) {
|
|
$html = html_writer::tag('div', $html . $coursecontent , array('class'=>'indentation'));
|
|
$coursecontent = '';
|
|
}
|
|
echo html_writer::tag('div', $html, array('class'=>'course clearfloat'));
|
|
}
|
|
}
|
|
echo '</div>';
|
|
} else {
|
|
echo '<div class="categorylist">';
|
|
$html = '';
|
|
$cat = html_writer::link(new moodle_url('/course/category.php', array('id'=>$category->id)), format_string($category->name), $catlinkcss);
|
|
$cat .= html_writer::tag('span', '('.count($courses).')', array('title'=>get_string('numberofcourses'), 'class'=>'numberofcourse'));
|
|
|
|
if ($depth > 0) {
|
|
for ($i=0; $i< $depth; $i++) {
|
|
$html = html_writer::tag('div', $html .$cat, array('class'=>'indentation'));
|
|
$cat = '';
|
|
}
|
|
} else {
|
|
$html = $cat;
|
|
}
|
|
|
|
echo html_writer::tag('div', $html, array('class'=>'category'));
|
|
echo html_writer::tag('div', '', array('class'=>'clearfloat'));
|
|
echo '</div>';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Print the buttons relating to course requests.
|
|
*
|
|
* @param object $systemcontext the system context.
|
|
*/
|
|
function print_course_request_buttons($systemcontext) {
|
|
global $CFG, $DB, $OUTPUT;
|
|
if (empty($CFG->enablecourserequests)) {
|
|
return;
|
|
}
|
|
if (!has_capability('moodle/course:create', $systemcontext) && has_capability('moodle/course:request', $systemcontext)) {
|
|
/// Print a button to request a new course
|
|
echo $OUTPUT->single_button('request.php', get_string('requestcourse'), 'get');
|
|
}
|
|
/// Print a button to manage pending requests
|
|
if (has_capability('moodle/site:approvecourse', $systemcontext)) {
|
|
$disabled = !$DB->record_exists('course_request', array());
|
|
echo $OUTPUT->single_button('pending.php', get_string('coursespending'), 'get', array('disabled'=>$disabled));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Does the user have permission to edit things in this category?
|
|
*
|
|
* @param integer $categoryid The id of the category we are showing, or 0 for system context.
|
|
* @return boolean has_any_capability(array(...), ...); in the appropriate context.
|
|
*/
|
|
function can_edit_in_category($categoryid = 0) {
|
|
$context = get_category_or_system_context($categoryid);
|
|
return has_any_capability(array('moodle/category:manage', 'moodle/course:create'), $context);
|
|
}
|
|
|
|
/**
|
|
* Prints the turn editing on/off button on course/index.php or course/category.php.
|
|
*
|
|
* @param integer $categoryid The id of the category we are showing, or 0 for system context.
|
|
* @return string HTML of the editing button, or empty string, if this user is not allowed
|
|
* to see it.
|
|
*/
|
|
function update_category_button($categoryid = 0) {
|
|
global $CFG, $PAGE, $OUTPUT;
|
|
|
|
// Check permissions.
|
|
if (!can_edit_in_category($categoryid)) {
|
|
return '';
|
|
}
|
|
|
|
// Work out the appropriate action.
|
|
if ($PAGE->user_is_editing()) {
|
|
$label = get_string('turneditingoff');
|
|
$edit = 'off';
|
|
} else {
|
|
$label = get_string('turneditingon');
|
|
$edit = 'on';
|
|
}
|
|
|
|
// Generate the button HTML.
|
|
$options = array('categoryedit' => $edit, 'sesskey' => sesskey());
|
|
if ($categoryid) {
|
|
$options['id'] = $categoryid;
|
|
$page = 'category.php';
|
|
} else {
|
|
$page = 'index.php';
|
|
}
|
|
return $OUTPUT->single_button(new moodle_url('/course/' . $page, $options), $label, 'get');
|
|
}
|
|
|
|
/**
|
|
* Category is 0 (for all courses) or an object
|
|
*/
|
|
function print_courses($category) {
|
|
global $CFG, $OUTPUT;
|
|
|
|
if (!is_object($category) && $category==0) {
|
|
$categories = get_child_categories(0); // Parent = 0 ie top-level categories only
|
|
if (is_array($categories) && count($categories) == 1) {
|
|
$category = array_shift($categories);
|
|
$courses = get_courses_wmanagers($category->id,
|
|
'c.sortorder ASC',
|
|
array('summary','summaryformat'));
|
|
} else {
|
|
$courses = get_courses_wmanagers('all',
|
|
'c.sortorder ASC',
|
|
array('summary','summaryformat'));
|
|
}
|
|
unset($categories);
|
|
} else {
|
|
$courses = get_courses_wmanagers($category->id,
|
|
'c.sortorder ASC',
|
|
array('summary','summaryformat'));
|
|
}
|
|
|
|
if ($courses) {
|
|
echo html_writer::start_tag('ul', array('class'=>'unlist'));
|
|
foreach ($courses as $course) {
|
|
$coursecontext = get_context_instance(CONTEXT_COURSE, $course->id);
|
|
if ($course->visible == 1 || has_capability('moodle/course:viewhiddencourses', $coursecontext)) {
|
|
echo html_writer::start_tag('li');
|
|
print_course($course);
|
|
echo html_writer::end_tag('li');
|
|
}
|
|
}
|
|
echo html_writer::end_tag('ul');
|
|
} else {
|
|
echo $OUTPUT->heading(get_string("nocoursesyet"));
|
|
$context = get_context_instance(CONTEXT_SYSTEM);
|
|
if (has_capability('moodle/course:create', $context)) {
|
|
$options = array();
|
|
if (!empty($category->id)) {
|
|
$options['category'] = $category->id;
|
|
} else {
|
|
$options['category'] = $CFG->defaultrequestcategory;
|
|
}
|
|
echo html_writer::start_tag('div', array('class'=>'addcoursebutton'));
|
|
echo $OUTPUT->single_button(new moodle_url('/course/edit.php', $options), get_string("addnewcourse"));
|
|
echo html_writer::end_tag('div');
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Print a description of a course, suitable for browsing in a list.
|
|
*
|
|
* @param object $course the course object.
|
|
* @param string $highlightterms (optional) some search terms that should be highlighted in the display.
|
|
*/
|
|
function print_course($course, $highlightterms = '') {
|
|
global $CFG, $USER, $DB, $OUTPUT;
|
|
|
|
$context = get_context_instance(CONTEXT_COURSE, $course->id);
|
|
|
|
// Rewrite file URLs so that they are correct
|
|
$course->summary = file_rewrite_pluginfile_urls($course->summary, 'pluginfile.php', $context->id, 'course', 'summary', NULL);
|
|
|
|
echo html_writer::start_tag('div', array('class'=>'coursebox clearfix'));
|
|
echo html_writer::start_tag('div', array('class'=>'info'));
|
|
echo html_writer::start_tag('h3', array('class'=>'name'));
|
|
|
|
$linkhref = new moodle_url('/course/view.php', array('id'=>$course->id));
|
|
$linktext = highlight($highlightterms, format_string($course->fullname));
|
|
$linkparams = array('title'=>get_string('entercourse'));
|
|
if (empty($course->visible)) {
|
|
$linkparams['class'] = 'dimmed';
|
|
}
|
|
echo html_writer::link($linkhref, $linktext, $linkparams);
|
|
echo html_writer::end_tag('h3');
|
|
|
|
/// first find all roles that are supposed to be displayed
|
|
if (!empty($CFG->coursecontact)) {
|
|
$managerroles = explode(',', $CFG->coursecontact);
|
|
$namesarray = array();
|
|
if (isset($course->managers)) {
|
|
if (count($course->managers)) {
|
|
$rusers = $course->managers;
|
|
$canviewfullnames = has_capability('moodle/site:viewfullnames', $context);
|
|
|
|
/// Rename some of the role names if needed
|
|
if (isset($context)) {
|
|
$aliasnames = $DB->get_records('role_names', array('contextid'=>$context->id), '', 'roleid,contextid,name');
|
|
}
|
|
|
|
// keep a note of users displayed to eliminate duplicates
|
|
$usersshown = array();
|
|
foreach ($rusers as $ra) {
|
|
|
|
// if we've already displayed user don't again
|
|
if (in_array($ra->user->id,$usersshown)) {
|
|
continue;
|
|
}
|
|
$usersshown[] = $ra->user->id;
|
|
|
|
$fullname = fullname($ra->user, $canviewfullnames);
|
|
|
|
if (isset($aliasnames[$ra->roleid])) {
|
|
$ra->rolename = $aliasnames[$ra->roleid]->name;
|
|
}
|
|
|
|
$namesarray[] = format_string($ra->rolename).': '.
|
|
html_writer::link(new moodle_url('/user/view.php', array('id'=>$ra->user->id, 'course'=>SITEID)), $fullname);
|
|
}
|
|
}
|
|
} else {
|
|
$rusers = get_role_users($managerroles, $context,
|
|
true, '', 'r.sortorder ASC, u.lastname ASC');
|
|
if (is_array($rusers) && count($rusers)) {
|
|
$canviewfullnames = has_capability('moodle/site:viewfullnames', $context);
|
|
|
|
/// Rename some of the role names if needed
|
|
if (isset($context)) {
|
|
$aliasnames = $DB->get_records('role_names', array('contextid'=>$context->id), '', 'roleid,contextid,name');
|
|
}
|
|
|
|
foreach ($rusers as $teacher) {
|
|
$fullname = fullname($teacher, $canviewfullnames);
|
|
|
|
/// Apply role names
|
|
if (isset($aliasnames[$teacher->roleid])) {
|
|
$teacher->rolename = $aliasnames[$teacher->roleid]->name;
|
|
}
|
|
|
|
$namesarray[] = format_string($teacher->rolename).': '.
|
|
html_writer::link(new moodle_url('/user/view.php', array('id'=>$teacher->id, 'course'=>SITEID)), $fullname);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!empty($namesarray)) {
|
|
echo html_writer::start_tag('ul', array('class'=>'teachers'));
|
|
foreach ($namesarray as $name) {
|
|
echo html_writer::tag('li', $name);
|
|
}
|
|
echo html_writer::end_tag('ul');
|
|
}
|
|
}
|
|
echo html_writer::end_tag('div'); // End of info div
|
|
|
|
echo html_writer::start_tag('div', array('class'=>'summary'));
|
|
$options = NULL;
|
|
$options->noclean = true;
|
|
$options->para = false;
|
|
if (!isset($course->summaryformat)) {
|
|
$course->summaryformat = FORMAT_MOODLE;
|
|
}
|
|
echo highlight($highlightterms, format_text($course->summary, $course->summaryformat, $options, $course->id));
|
|
if ((!isloggedin() || is_siteadmin()) && $icons = enrol_get_course_info_icons($course)) {
|
|
echo html_writer::start_tag('div', array('class'=>'enrolmenticons'));
|
|
foreach ($icons as $icon) {
|
|
echo $OUTPUT->render($icon);
|
|
}
|
|
echo html_writer::end_tag('div'); // End of enrolmenticons div
|
|
}
|
|
echo html_writer::end_tag('div'); // End of summary div
|
|
echo html_writer::end_tag('div'); // End of coursebox div
|
|
}
|
|
|
|
/**
|
|
* Prints custom user information on the home page.
|
|
* Over time this can include all sorts of information
|
|
*/
|
|
function print_my_moodle() {
|
|
global $USER, $CFG, $DB, $OUTPUT;
|
|
|
|
if (!isloggedin() or isguestuser()) {
|
|
print_error('nopermissions', '', '', 'See My Moodle');
|
|
}
|
|
|
|
$courses = enrol_get_my_courses('summary', 'visible DESC,sortorder ASC');
|
|
$rhosts = array();
|
|
$rcourses = array();
|
|
if (!empty($CFG->mnet_dispatcher_mode) && $CFG->mnet_dispatcher_mode==='strict') {
|
|
$rcourses = get_my_remotecourses($USER->id);
|
|
$rhosts = get_my_remotehosts();
|
|
}
|
|
|
|
if (!empty($courses) || !empty($rcourses) || !empty($rhosts)) {
|
|
|
|
if (!empty($courses)) {
|
|
echo '<ul class="unlist">';
|
|
foreach ($courses as $course) {
|
|
if ($course->id == SITEID) {
|
|
continue;
|
|
}
|
|
echo '<li>';
|
|
print_course($course);
|
|
echo "</li>\n";
|
|
}
|
|
echo "</ul>\n";
|
|
}
|
|
|
|
// MNET
|
|
if (!empty($rcourses)) {
|
|
// at the IDP, we know of all the remote courses
|
|
foreach ($rcourses as $course) {
|
|
print_remote_course($course, "100%");
|
|
}
|
|
} elseif (!empty($rhosts)) {
|
|
// non-IDP, we know of all the remote servers, but not courses
|
|
foreach ($rhosts as $host) {
|
|
print_remote_host($host, "100%");
|
|
}
|
|
}
|
|
unset($course);
|
|
unset($host);
|
|
|
|
if ($DB->count_records("course") > (count($courses) + 1) ) { // Some courses not being displayed
|
|
echo "<table width=\"100%\"><tr><td align=\"center\">";
|
|
print_course_search("", false, "short");
|
|
echo "</td><td align=\"center\">";
|
|
echo $OUTPUT->single_button("$CFG->wwwroot/course/index.php", get_string("fulllistofcourses"), "get");
|
|
echo "</td></tr></table>\n";
|
|
}
|
|
|
|
} else {
|
|
if ($DB->count_records("course_categories") > 1) {
|
|
echo $OUTPUT->box_start("categorybox");
|
|
print_whole_category_list();
|
|
echo $OUTPUT->box_end();
|
|
} else {
|
|
print_courses(0);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
function print_course_search($value="", $return=false, $format="plain") {
|
|
global $CFG;
|
|
static $count = 0;
|
|
|
|
$count++;
|
|
|
|
$id = 'coursesearch';
|
|
|
|
if ($count > 1) {
|
|
$id .= $count;
|
|
}
|
|
|
|
$strsearchcourses= get_string("searchcourses");
|
|
|
|
if ($format == 'plain') {
|
|
$output = '<form id="'.$id.'" action="'.$CFG->wwwroot.'/course/search.php" method="get">';
|
|
$output .= '<fieldset class="coursesearchbox invisiblefieldset">';
|
|
$output .= '<label for="coursesearchbox">'.$strsearchcourses.': </label>';
|
|
$output .= '<input type="text" id="coursesearchbox" size="30" name="search" value="'.s($value).'" />';
|
|
$output .= '<input type="submit" value="'.get_string('go').'" />';
|
|
$output .= '</fieldset></form>';
|
|
} else if ($format == 'short') {
|
|
$output = '<form id="'.$id.'" action="'.$CFG->wwwroot.'/course/search.php" method="get">';
|
|
$output .= '<fieldset class="coursesearchbox invisiblefieldset">';
|
|
$output .= '<label for="shortsearchbox">'.$strsearchcourses.': </label>';
|
|
$output .= '<input type="text" id="shortsearchbox" size="12" name="search" alt="'.s($strsearchcourses).'" value="'.s($value).'" />';
|
|
$output .= '<input type="submit" value="'.get_string('go').'" />';
|
|
$output .= '</fieldset></form>';
|
|
} else if ($format == 'navbar') {
|
|
$output = '<form id="coursesearchnavbar" action="'.$CFG->wwwroot.'/course/search.php" method="get">';
|
|
$output .= '<fieldset class="coursesearchbox invisiblefieldset">';
|
|
$output .= '<label for="navsearchbox">'.$strsearchcourses.': </label>';
|
|
$output .= '<input type="text" id="navsearchbox" size="20" name="search" alt="'.s($strsearchcourses).'" value="'.s($value).'" />';
|
|
$output .= '<input type="submit" value="'.get_string('go').'" />';
|
|
$output .= '</fieldset></form>';
|
|
}
|
|
|
|
if ($return) {
|
|
return $output;
|
|
}
|
|
echo $output;
|
|
}
|
|
|
|
function print_remote_course($course, $width="100%") {
|
|
global $CFG, $USER;
|
|
|
|
$linkcss = '';
|
|
|
|
$url = "{$CFG->wwwroot}/auth/mnet/jump.php?hostid={$course->hostid}&wantsurl=/course/view.php?id={$course->remoteid}";
|
|
|
|
echo '<div class="coursebox remotecoursebox clearfix">';
|
|
echo '<div class="info">';
|
|
echo '<div class="name"><a title="'.get_string('entercourse').'"'.
|
|
$linkcss.' href="'.$url.'">'
|
|
. format_string($course->fullname) .'</a><br />'
|
|
. format_string($course->hostname) . ' : '
|
|
. format_string($course->cat_name) . ' : '
|
|
. format_string($course->shortname). '</div>';
|
|
echo '</div><div class="summary">';
|
|
$options = NULL;
|
|
$options->noclean = true;
|
|
$options->para = false;
|
|
echo format_text($course->summary, $course->summaryformat, $options);
|
|
echo '</div>';
|
|
echo '</div>';
|
|
}
|
|
|
|
function print_remote_host($host, $width="100%") {
|
|
global $OUTPUT;
|
|
|
|
$linkcss = '';
|
|
|
|
echo '<div class="coursebox clearfix">';
|
|
echo '<div class="info">';
|
|
echo '<div class="name">';
|
|
echo '<img src="'.$OUTPUT->pix_url('i/mnethost') . '" class="icon" alt="'.get_string('course').'" />';
|
|
echo '<a title="'.s($host['name']).'" href="'.s($host['url']).'">'
|
|
. s($host['name']).'</a> - ';
|
|
echo $host['count'] . ' ' . get_string('courses');
|
|
echo '</div>';
|
|
echo '</div>';
|
|
echo '</div>';
|
|
}
|
|
|
|
|
|
/// MODULE FUNCTIONS /////////////////////////////////////////////////////////////////
|
|
|
|
function add_course_module($mod) {
|
|
global $DB;
|
|
|
|
$mod->added = time();
|
|
unset($mod->id);
|
|
|
|
return $DB->insert_record("course_modules", $mod);
|
|
}
|
|
|
|
/**
|
|
* Returns course section - creates new if does not exist yet.
|
|
* @param int $relative section number
|
|
* @param int $courseid
|
|
* @return object $course_section object
|
|
*/
|
|
function get_course_section($section, $courseid) {
|
|
global $DB;
|
|
|
|
if ($cw = $DB->get_record("course_sections", array("section"=>$section, "course"=>$courseid))) {
|
|
return $cw;
|
|
}
|
|
$cw = new stdClass();
|
|
$cw->course = $courseid;
|
|
$cw->section = $section;
|
|
$cw->summary = "";
|
|
$cw->summaryformat = FORMAT_HTML;
|
|
$cw->sequence = "";
|
|
$id = $DB->insert_record("course_sections", $cw);
|
|
return $DB->get_record("course_sections", array("id"=>$id));
|
|
}
|
|
/**
|
|
* Given a full mod object with section and course already defined, adds this module to that section.
|
|
*
|
|
* @param object $mod
|
|
* @param int $beforemod An existing ID which we will insert the new module before
|
|
* @return int The course_sections ID where the mod is inserted
|
|
*/
|
|
function add_mod_to_section($mod, $beforemod=NULL) {
|
|
global $DB;
|
|
|
|
if ($section = $DB->get_record("course_sections", array("course"=>$mod->course, "section"=>$mod->section))) {
|
|
|
|
$section->sequence = trim($section->sequence);
|
|
|
|
if (empty($section->sequence)) {
|
|
$newsequence = "$mod->coursemodule";
|
|
|
|
} else if ($beforemod) {
|
|
$modarray = explode(",", $section->sequence);
|
|
|
|
if ($key = array_keys($modarray, $beforemod->id)) {
|
|
$insertarray = array($mod->id, $beforemod->id);
|
|
array_splice($modarray, $key[0], 1, $insertarray);
|
|
$newsequence = implode(",", $modarray);
|
|
|
|
} else { // Just tack it on the end anyway
|
|
$newsequence = "$section->sequence,$mod->coursemodule";
|
|
}
|
|
|
|
} else {
|
|
$newsequence = "$section->sequence,$mod->coursemodule";
|
|
}
|
|
|
|
$DB->set_field("course_sections", "sequence", $newsequence, array("id"=>$section->id));
|
|
return $section->id; // Return course_sections ID that was used.
|
|
|
|
} else { // Insert a new record
|
|
$section->course = $mod->course;
|
|
$section->section = $mod->section;
|
|
$section->summary = "";
|
|
$section->summaryformat = FORMAT_HTML;
|
|
$section->sequence = $mod->coursemodule;
|
|
return $DB->insert_record("course_sections", $section);
|
|
}
|
|
}
|
|
|
|
function set_coursemodule_groupmode($id, $groupmode) {
|
|
global $DB;
|
|
return $DB->set_field("course_modules", "groupmode", $groupmode, array("id"=>$id));
|
|
}
|
|
|
|
function set_coursemodule_idnumber($id, $idnumber) {
|
|
global $DB;
|
|
return $DB->set_field("course_modules", "idnumber", $idnumber, array("id"=>$id));
|
|
}
|
|
|
|
/**
|
|
* $prevstateoverrides = true will set the visibility of the course module
|
|
* to what is defined in visibleold. This enables us to remember the current
|
|
* visibility when making a whole section hidden, so that when we toggle
|
|
* that section back to visible, we are able to return the visibility of
|
|
* the course module back to what it was originally.
|
|
*/
|
|
function set_coursemodule_visible($id, $visible, $prevstateoverrides=false) {
|
|
global $DB, $CFG;
|
|
require_once($CFG->libdir.'/gradelib.php');
|
|
|
|
if (!$cm = $DB->get_record('course_modules', array('id'=>$id))) {
|
|
return false;
|
|
}
|
|
if (!$modulename = $DB->get_field('modules', 'name', array('id'=>$cm->module))) {
|
|
return false;
|
|
}
|
|
if ($events = $DB->get_records('event', array('instance'=>$cm->instance, 'modulename'=>$modulename))) {
|
|
foreach($events as $event) {
|
|
if ($visible) {
|
|
show_event($event);
|
|
} else {
|
|
hide_event($event);
|
|
}
|
|
}
|
|
}
|
|
|
|
// hide the associated grade items so the teacher doesn't also have to go to the gradebook and hide them there
|
|
$grade_items = grade_item::fetch_all(array('itemtype'=>'mod', 'itemmodule'=>$modulename, 'iteminstance'=>$cm->instance, 'courseid'=>$cm->course));
|
|
if ($grade_items) {
|
|
foreach ($grade_items as $grade_item) {
|
|
$grade_item->set_hidden(!$visible);
|
|
}
|
|
}
|
|
|
|
if ($prevstateoverrides) {
|
|
if ($visible == '0') {
|
|
// Remember the current visible state so we can toggle this back.
|
|
$DB->set_field('course_modules', 'visibleold', $cm->visible, array('id'=>$id));
|
|
} else {
|
|
// Get the previous saved visible states.
|
|
return $DB->set_field('course_modules', 'visible', $cm->visibleold, array('id'=>$id));
|
|
}
|
|
}
|
|
return $DB->set_field("course_modules", "visible", $visible, array("id"=>$id));
|
|
}
|
|
|
|
/**
|
|
* Delete a course module and any associated data at the course level (events)
|
|
* Until 1.5 this function simply marked a deleted flag ... now it
|
|
* deletes it completely.
|
|
*
|
|
*/
|
|
function delete_course_module($id) {
|
|
global $CFG, $DB;
|
|
require_once($CFG->libdir.'/gradelib.php');
|
|
require_once($CFG->dirroot.'/blog/lib.php');
|
|
|
|
if (!$cm = $DB->get_record('course_modules', array('id'=>$id))) {
|
|
return true;
|
|
}
|
|
$modulename = $DB->get_field('modules', 'name', array('id'=>$cm->module));
|
|
//delete events from calendar
|
|
if ($events = $DB->get_records('event', array('instance'=>$cm->instance, 'modulename'=>$modulename))) {
|
|
foreach($events as $event) {
|
|
delete_event($event->id);
|
|
}
|
|
}
|
|
//delete grade items, outcome items and grades attached to modules
|
|
if ($grade_items = grade_item::fetch_all(array('itemtype'=>'mod', 'itemmodule'=>$modulename,
|
|
'iteminstance'=>$cm->instance, 'courseid'=>$cm->course))) {
|
|
foreach ($grade_items as $grade_item) {
|
|
$grade_item->delete('moddelete');
|
|
}
|
|
}
|
|
// Delete completion and availability data; it is better to do this even if the
|
|
// features are not turned on, in case they were turned on previously (these will be
|
|
// very quick on an empty table)
|
|
$DB->delete_records('course_modules_completion', array('coursemoduleid' => $cm->id));
|
|
$DB->delete_records('course_modules_availability', array('coursemoduleid'=> $cm->id));
|
|
|
|
delete_context(CONTEXT_MODULE, $cm->id);
|
|
return $DB->delete_records('course_modules', array('id'=>$cm->id));
|
|
}
|
|
|
|
function delete_mod_from_section($mod, $section) {
|
|
global $DB;
|
|
|
|
if ($section = $DB->get_record("course_sections", array("id"=>$section)) ) {
|
|
|
|
$modarray = explode(",", $section->sequence);
|
|
|
|
if ($key = array_keys ($modarray, $mod)) {
|
|
array_splice($modarray, $key[0], 1);
|
|
$newsequence = implode(",", $modarray);
|
|
return $DB->set_field("course_sections", "sequence", $newsequence, array("id"=>$section->id));
|
|
} else {
|
|
return false;
|
|
}
|
|
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Moves a section up or down by 1. CANNOT BE USED DIRECTLY BY AJAX!
|
|
*
|
|
* @param object $course
|
|
* @param int $section
|
|
* @param int $move (-1 or 1)
|
|
*/
|
|
function move_section($course, $section, $move) {
|
|
/// Moves a whole course section up and down within the course
|
|
global $USER, $DB;
|
|
|
|
if (!$move) {
|
|
return true;
|
|
}
|
|
|
|
$sectiondest = $section + $move;
|
|
|
|
if ($sectiondest > $course->numsections or $sectiondest < 1) {
|
|
return false;
|
|
}
|
|
|
|
if (!$sectionrecord = $DB->get_record("course_sections", array("course"=>$course->id, "section"=>$section))) {
|
|
return false;
|
|
}
|
|
|
|
if (!$sectiondestrecord = $DB->get_record("course_sections", array("course"=>$course->id, "section"=>$sectiondest))) {
|
|
return false;
|
|
}
|
|
|
|
$DB->set_field("course_sections", "section", $sectiondest, array("id"=>$sectionrecord->id));
|
|
$DB->set_field("course_sections", "section", $section, array("id"=>$sectiondestrecord->id));
|
|
|
|
// if the focus is on the section that is being moved, then move the focus along
|
|
if (isset($USER->display[$course->id]) and ($USER->display[$course->id] == $section)) {
|
|
course_set_display($course->id, $sectiondest);
|
|
}
|
|
|
|
// Check for duplicates and fix order if needed.
|
|
// There is a very rare case that some sections in the same course have the same section id.
|
|
$sections = $DB->get_records('course_sections', array('course'=>$course->id), 'section ASC');
|
|
$n = 0;
|
|
foreach ($sections as $section) {
|
|
if ($section->section != $n) {
|
|
$DB->set_field('course_sections', 'section', $n, array('id'=>$section->id));
|
|
}
|
|
$n++;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Moves a section within a course, from a position to another.
|
|
* Be very careful: $section and $destination refer to section number,
|
|
* not id!.
|
|
*
|
|
* @param object $course
|
|
* @param int $section Section number (not id!!!)
|
|
* @param int $destination
|
|
* @return boolean Result
|
|
*/
|
|
function move_section_to($course, $section, $destination) {
|
|
/// Moves a whole course section up and down within the course
|
|
global $USER, $DB;
|
|
|
|
if (!$destination && $destination != 0) {
|
|
return true;
|
|
}
|
|
|
|
if ($destination > $course->numsections) {
|
|
return false;
|
|
}
|
|
|
|
// Get all sections for this course and re-order them (2 of them should now share the same section number)
|
|
if (!$sections = $DB->get_records_menu('course_sections', array('course' => $course->id),
|
|
'section ASC, id ASC', 'id, section')) {
|
|
return false;
|
|
}
|
|
|
|
$sections = reorder_sections($sections, $section, $destination);
|
|
|
|
// Update all sections
|
|
foreach ($sections as $id => $position) {
|
|
$DB->set_field('course_sections', 'section', $position, array('id' => $id));
|
|
}
|
|
|
|
// if the focus is on the section that is being moved, then move the focus along
|
|
if (isset($USER->display[$course->id]) and ($USER->display[$course->id] == $section)) {
|
|
course_set_display($course->id, $destination);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Reordering algorithm for course sections. Given an array of section->section indexed by section->id,
|
|
* an original position number and a target position number, rebuilds the array so that the
|
|
* move is made without any duplication of section positions.
|
|
* Note: The target_position is the position AFTER WHICH the moved section will be inserted. If you want to
|
|
* insert a section before the first one, you must give 0 as the target (section 0 can never be moved).
|
|
*
|
|
* @param array $sections
|
|
* @param int $origin_position
|
|
* @param int $target_position
|
|
* @return array
|
|
*/
|
|
function reorder_sections($sections, $origin_position, $target_position) {
|
|
if (!is_array($sections)) {
|
|
return false;
|
|
}
|
|
|
|
// We can't move section position 0
|
|
if ($origin_position < 1) {
|
|
echo "We can't move section position 0";
|
|
return false;
|
|
}
|
|
|
|
// Locate origin section in sections array
|
|
if (!$origin_key = array_search($origin_position, $sections)) {
|
|
echo "searched position not in sections array";
|
|
return false; // searched position not in sections array
|
|
}
|
|
|
|
// Extract origin section
|
|
$origin_section = $sections[$origin_key];
|
|
unset($sections[$origin_key]);
|
|
|
|
// Find offset of target position (stupid PHP's array_splice requires offset instead of key index!)
|
|
$found = false;
|
|
$append_array = array();
|
|
foreach ($sections as $id => $position) {
|
|
if ($found) {
|
|
$append_array[$id] = $position;
|
|
unset($sections[$id]);
|
|
}
|
|
if ($position == $target_position) {
|
|
$found = true;
|
|
}
|
|
}
|
|
|
|
// Append moved section
|
|
$sections[$origin_key] = $origin_section;
|
|
|
|
// Append rest of array (if applicable)
|
|
if (!empty($append_array)) {
|
|
foreach ($append_array as $id => $position) {
|
|
$sections[$id] = $position;
|
|
}
|
|
}
|
|
|
|
// Renumber positions
|
|
$position = 0;
|
|
foreach ($sections as $id => $p) {
|
|
$sections[$id] = $position;
|
|
$position++;
|
|
}
|
|
|
|
return $sections;
|
|
|
|
}
|
|
|
|
/**
|
|
* Move the module object $mod to the specified $section
|
|
* If $beforemod exists then that is the module
|
|
* before which $modid should be inserted
|
|
* All parameters are objects
|
|
*/
|
|
function moveto_module($mod, $section, $beforemod=NULL) {
|
|
global $DB, $OUTPUT;
|
|
|
|
/// Remove original module from original section
|
|
if (! delete_mod_from_section($mod->id, $mod->section)) {
|
|
echo $OUTPUT->notification("Could not delete module from existing section");
|
|
}
|
|
|
|
/// Update module itself if necessary
|
|
|
|
if ($mod->section != $section->id) {
|
|
$mod->section = $section->id;
|
|
$DB->update_record("course_modules", $mod);
|
|
// if moving to a hidden section then hide module
|
|
if (!$section->visible) {
|
|
set_coursemodule_visible($mod->id, 0);
|
|
}
|
|
}
|
|
|
|
/// Add the module into the new section
|
|
|
|
$mod->course = $section->course;
|
|
$mod->section = $section->section; // need relative reference
|
|
$mod->coursemodule = $mod->id;
|
|
|
|
if (! add_mod_to_section($mod, $beforemod)) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function make_editing_buttons($mod, $absolute=false, $moveselect=true, $indent=-1, $section=-1) {
|
|
global $CFG, $USER, $DB, $OUTPUT;
|
|
|
|
static $str;
|
|
static $sesskey;
|
|
|
|
$modcontext = get_context_instance(CONTEXT_MODULE, $mod->id);
|
|
// no permission to edit
|
|
if (!has_capability('moodle/course:manageactivities', $modcontext)) {
|
|
return false;
|
|
}
|
|
|
|
if (!isset($str)) {
|
|
$str->assign = get_string("assignroles", 'role');
|
|
$str->delete = get_string("delete");
|
|
$str->move = get_string("move");
|
|
$str->moveup = get_string("moveup");
|
|
$str->movedown = get_string("movedown");
|
|
$str->moveright = get_string("moveright");
|
|
$str->moveleft = get_string("moveleft");
|
|
$str->update = get_string("update");
|
|
$str->duplicate = get_string("duplicate");
|
|
$str->hide = get_string("hide");
|
|
$str->show = get_string("show");
|
|
$str->clicktochange = get_string("clicktochange");
|
|
$str->forcedmode = get_string("forcedmode");
|
|
$str->groupsnone = get_string("groupsnone");
|
|
$str->groupsseparate = get_string("groupsseparate");
|
|
$str->groupsvisible = get_string("groupsvisible");
|
|
$sesskey = sesskey();
|
|
}
|
|
|
|
if ($section >= 0) {
|
|
$section = '&sr='.$section; // Section return
|
|
} else {
|
|
$section = '';
|
|
}
|
|
|
|
if ($absolute) {
|
|
$path = $CFG->wwwroot.'/course';
|
|
} else {
|
|
$path = '.';
|
|
}
|
|
if (has_capability('moodle/course:activityvisibility', $modcontext)) {
|
|
if ($mod->visible) {
|
|
$hideshow = '<a class="editing_hide" title="'.$str->hide.'" href="'.$path.'/mod.php?hide='.$mod->id.
|
|
'&sesskey='.$sesskey.$section.'"><img'.
|
|
' src="'.$OUTPUT->pix_url('t/hide') . '" class="iconsmall" '.
|
|
' alt="'.$str->hide.'" /></a>'."\n";
|
|
} else {
|
|
$hideshow = '<a class="editing_show" title="'.$str->show.'" href="'.$path.'/mod.php?show='.$mod->id.
|
|
'&sesskey='.$sesskey.$section.'"><img'.
|
|
' src="'.$OUTPUT->pix_url('t/show') . '" class="iconsmall" '.
|
|
' alt="'.$str->show.'" /></a>'."\n";
|
|
}
|
|
} else {
|
|
$hideshow = '';
|
|
}
|
|
|
|
if ($mod->groupmode !== false) {
|
|
if ($mod->groupmode == SEPARATEGROUPS) {
|
|
$grouptitle = $str->groupsseparate;
|
|
$groupclass = 'editing_groupsseparate';
|
|
$groupimage = $OUTPUT->pix_url('t/groups') . '';
|
|
$grouplink = $path.'/mod.php?id='.$mod->id.'&groupmode=0&sesskey='.$sesskey;
|
|
} else if ($mod->groupmode == VISIBLEGROUPS) {
|
|
$grouptitle = $str->groupsvisible;
|
|
$groupclass = 'editing_groupsvisible';
|
|
$groupimage = $OUTPUT->pix_url('t/groupv') . '';
|
|
$grouplink = $path.'/mod.php?id='.$mod->id.'&groupmode=1&sesskey='.$sesskey;
|
|
} else {
|
|
$grouptitle = $str->groupsnone;
|
|
$groupclass = 'editing_groupsnone';
|
|
$groupimage = $OUTPUT->pix_url('t/groupn') . '';
|
|
$grouplink = $path.'/mod.php?id='.$mod->id.'&groupmode=2&sesskey='.$sesskey;
|
|
}
|
|
if ($mod->groupmodelink) {
|
|
$groupmode = '<a class="'.$groupclass.'" title="'.$grouptitle.' ('.$str->clicktochange.')" href="'.$grouplink.'">'.
|
|
'<img src="'.$groupimage.'" class="iconsmall" '.
|
|
'alt="'.$grouptitle.'" /></a>';
|
|
} else {
|
|
$groupmode = '<img title="'.$grouptitle.' ('.$str->forcedmode.')" '.
|
|
' src="'.$groupimage.'" class="iconsmall" '.
|
|
'alt="'.$grouptitle.'" />';
|
|
}
|
|
} else {
|
|
$groupmode = "";
|
|
}
|
|
|
|
if (has_capability('moodle/course:update', get_context_instance(CONTEXT_COURSE, $mod->course))) {
|
|
if ($moveselect) {
|
|
$move = '<a class="editing_move" title="'.$str->move.'" href="'.$path.'/mod.php?copy='.$mod->id.
|
|
'&sesskey='.$sesskey.$section.'"><img'.
|
|
' src="'.$OUTPUT->pix_url('t/move') . '" class="iconsmall" '.
|
|
' alt="'.$str->move.'" /></a>'."\n";
|
|
} else {
|
|
$move = '<a class="editing_moveup" title="'.$str->moveup.'" href="'.$path.'/mod.php?id='.$mod->id.
|
|
'&move=-1&sesskey='.$sesskey.$section.'"><img'.
|
|
' src="'.$OUTPUT->pix_url('t/up') . '" class="iconsmall" '.
|
|
' alt="'.$str->moveup.'" /></a>'."\n".
|
|
'<a class="editing_movedown" title="'.$str->movedown.'" href="'.$path.'/mod.php?id='.$mod->id.
|
|
'&move=1&sesskey='.$sesskey.$section.'"><img'.
|
|
' src="'.$OUTPUT->pix_url('t/down') . '" class="iconsmall" '.
|
|
' alt="'.$str->movedown.'" /></a>'."\n";
|
|
}
|
|
} else {
|
|
$move = '';
|
|
}
|
|
|
|
$leftright = '';
|
|
if (has_capability('moodle/course:update', get_context_instance(CONTEXT_COURSE, $mod->course))) {
|
|
|
|
if (right_to_left()) { // Exchange arrows on RTL
|
|
$rightarrow = 't/left';
|
|
$leftarrow = 't/right';
|
|
} else {
|
|
$rightarrow = 't/right';
|
|
$leftarrow = 't/left';
|
|
}
|
|
|
|
if ($indent > 0) {
|
|
$leftright .= '<a class="editing_moveleft" title="'.$str->moveleft.'" href="'.$path.'/mod.php?id='.$mod->id.
|
|
'&indent=-1&sesskey='.$sesskey.$section.'"><img'.
|
|
' src="'.$OUTPUT->pix_url($leftarrow).'" class="iconsmall" '.
|
|
' alt="'.$str->moveleft.'" /></a>'."\n";
|
|
}
|
|
if ($indent >= 0) {
|
|
$leftright .= '<a class="editing_moveright" title="'.$str->moveright.'" href="'.$path.'/mod.php?id='.$mod->id.
|
|
'&indent=1&sesskey='.$sesskey.$section.'"><img'.
|
|
' src="'.$OUTPUT->pix_url($rightarrow).'" class="iconsmall" '.
|
|
' alt="'.$str->moveright.'" /></a>'."\n";
|
|
}
|
|
}
|
|
if (has_capability('moodle/course:managegroups', $modcontext)){
|
|
$context = get_context_instance(CONTEXT_MODULE, $mod->id);
|
|
$assign = '<a class="editing_assign" title="'.$str->assign.'" href="'.$CFG->wwwroot.'/'.$CFG->admin.'/roles/assign.php?contextid='.
|
|
$context->id.'"><img src="'.$OUTPUT->pix_url('i/roles') . '" alt="'.$str->assign.'" class="iconsmall"/></a>';
|
|
} else {
|
|
$assign = '';
|
|
}
|
|
|
|
return '<span class="commands">'."\n".$leftright.$move.
|
|
'<a class="editing_update" title="'.$str->update.'" href="'.$path.'/mod.php?update='.$mod->id.
|
|
'&sesskey='.$sesskey.$section.'"><img'.
|
|
' src="'.$OUTPUT->pix_url('t/edit') . '" class="iconsmall" '.
|
|
' alt="'.$str->update.'" /></a>'."\n".
|
|
'<a class="editing_delete" title="'.$str->delete.'" href="'.$path.'/mod.php?delete='.$mod->id.
|
|
'&sesskey='.$sesskey.$section.'"><img'.
|
|
' src="'.$OUTPUT->pix_url('t/delete') . '" class="iconsmall" '.
|
|
' alt="'.$str->delete.'" /></a>'."\n".$hideshow.$groupmode."\n".$assign.'</span>';
|
|
}
|
|
|
|
/**
|
|
* given a course object with shortname & fullname, this function will
|
|
* truncate the the number of chars allowed and add ... if it was too long
|
|
*/
|
|
function course_format_name ($course,$max=100) {
|
|
|
|
$str = $course->shortname.': '. $course->fullname;
|
|
if (strlen($str) <= $max) {
|
|
return $str;
|
|
}
|
|
else {
|
|
return substr($str,0,$max-3).'...';
|
|
}
|
|
}
|
|
|
|
function update_restricted_mods($course, $mods) {
|
|
global $DB;
|
|
|
|
/// Delete all the current restricted list
|
|
$DB->delete_records('course_allowed_modules', array('course'=>$course->id));
|
|
|
|
if (empty($course->restrictmodules)) {
|
|
return; // We're done
|
|
}
|
|
|
|
/// Insert the new list of restricted mods
|
|
foreach ($mods as $mod) {
|
|
if ($mod == 0) {
|
|
continue; // this is the 'allow none' option
|
|
}
|
|
$am = new stdClass();
|
|
$am->course = $course->id;
|
|
$am->module = $mod;
|
|
$DB->insert_record('course_allowed_modules',$am);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function will take an int (module id) or a string (module name)
|
|
* and return true or false, whether it's allowed in the given course (object)
|
|
* $mod is not allowed to be an object, as the field for the module id is inconsistent
|
|
* depending on where in the code it's called from (sometimes $mod->id, sometimes $mod->module)
|
|
*/
|
|
|
|
function course_allowed_module($course,$mod) {
|
|
global $DB;
|
|
|
|
if (empty($course->restrictmodules)) {
|
|
return true;
|
|
}
|
|
|
|
// Admins and admin-like people who can edit everything can also add anything.
|
|
// Originally there was a course:update test only, but it did not match the test in course edit form
|
|
if (has_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM))) {
|
|
return true;
|
|
}
|
|
|
|
if (is_numeric($mod)) {
|
|
$modid = $mod;
|
|
} else if (is_string($mod)) {
|
|
$modid = $DB->get_field('modules', 'id', array('name'=>$mod));
|
|
}
|
|
if (empty($modid)) {
|
|
return false;
|
|
}
|
|
|
|
return $DB->record_exists('course_allowed_modules', array('course'=>$course->id, 'module'=>$modid));
|
|
}
|
|
|
|
/**
|
|
* Recursively delete category including all subcategories and courses.
|
|
* @param stdClass $category
|
|
* @param boolean $showfeedback display some notices
|
|
* @return array return deleted courses
|
|
*/
|
|
function category_delete_full($category, $showfeedback=true) {
|
|
global $CFG, $DB;
|
|
require_once($CFG->libdir.'/gradelib.php');
|
|
require_once($CFG->libdir.'/questionlib.php');
|
|
require_once($CFG->dirroot.'/cohort/lib.php');
|
|
|
|
if ($children = $DB->get_records('course_categories', array('parent'=>$category->id), 'sortorder ASC')) {
|
|
foreach ($children as $childcat) {
|
|
category_delete_full($childcat, $showfeedback);
|
|
}
|
|
}
|
|
|
|
$deletedcourses = array();
|
|
if ($courses = $DB->get_records('course', array('category'=>$category->id), 'sortorder ASC')) {
|
|
foreach ($courses as $course) {
|
|
if (!delete_course($course, false)) {
|
|
throw new moodle_exception('cannotdeletecategorycourse','','',$course->shortname);
|
|
}
|
|
$deletedcourses[] = $course;
|
|
}
|
|
}
|
|
|
|
// move or delete cohorts in this context
|
|
cohort_delete_category($category);
|
|
|
|
// now delete anything that may depend on course category context
|
|
grade_course_category_delete($category->id, 0, $showfeedback);
|
|
if (!question_delete_course_category($category, 0, $showfeedback)) {
|
|
throw new moodle_exception('cannotdeletecategoryquestions','','',$category->name);
|
|
}
|
|
|
|
// finally delete the category and it's context
|
|
$DB->delete_records('course_categories', array('id'=>$category->id));
|
|
delete_context(CONTEXT_COURSECAT, $category->id);
|
|
|
|
events_trigger('course_category_deleted', $category);
|
|
|
|
return $deletedcourses;
|
|
}
|
|
|
|
/**
|
|
* Delete category, but move contents to another category.
|
|
* @param object $ccategory
|
|
* @param int $newparentid category id
|
|
* @return bool status
|
|
*/
|
|
function category_delete_move($category, $newparentid, $showfeedback=true) {
|
|
global $CFG, $DB, $OUTPUT;
|
|
require_once($CFG->libdir.'/gradelib.php');
|
|
require_once($CFG->libdir.'/questionlib.php');
|
|
require_once($CFG->dirroot.'/cohort/lib.php');
|
|
|
|
if (!$newparentcat = $DB->get_record('course_categories', array('id'=>$newparentid))) {
|
|
return false;
|
|
}
|
|
|
|
if ($children = $DB->get_records('course_categories', array('parent'=>$category->id), 'sortorder ASC')) {
|
|
foreach ($children as $childcat) {
|
|
move_category($childcat, $newparentcat);
|
|
}
|
|
}
|
|
|
|
if ($courses = $DB->get_records('course', array('category'=>$category->id), 'sortorder ASC', 'id')) {
|
|
if (!move_courses(array_keys($courses), $newparentid)) {
|
|
echo $OUTPUT->notification("Error moving courses");
|
|
return false;
|
|
}
|
|
echo $OUTPUT->notification(get_string('coursesmovedout', '', format_string($category->name)), 'notifysuccess');
|
|
}
|
|
|
|
// move or delete cohorts in this context
|
|
cohort_delete_category($category);
|
|
|
|
// now delete anything that may depend on course category context
|
|
grade_course_category_delete($category->id, $newparentid, $showfeedback);
|
|
if (!question_delete_course_category($category, $newparentcat, $showfeedback)) {
|
|
echo $OUTPUT->notification(get_string('errordeletingquestionsfromcategory', 'question', $category), 'notifysuccess');
|
|
return false;
|
|
}
|
|
|
|
// finally delete the category and it's context
|
|
$DB->delete_records('course_categories', array('id'=>$category->id));
|
|
delete_context(CONTEXT_COURSECAT, $category->id);
|
|
|
|
events_trigger('course_category_deleted', $category);
|
|
|
|
echo $OUTPUT->notification(get_string('coursecategorydeleted', '', format_string($category->name)), 'notifysuccess');
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Efficiently moves many courses around while maintaining
|
|
* sortorder in order.
|
|
*
|
|
* @param array $courseids is an array of course ids
|
|
* @param int $categoryid
|
|
* @return bool success
|
|
*/
|
|
function move_courses($courseids, $categoryid) {
|
|
global $CFG, $DB, $OUTPUT;
|
|
|
|
if (empty($courseids)) {
|
|
// nothing to do
|
|
return;
|
|
}
|
|
|
|
if (!$category = $DB->get_record('course_categories', array('id'=>$categoryid))) {
|
|
return false;
|
|
}
|
|
|
|
$courseids = array_reverse($courseids);
|
|
$i = 1;
|
|
|
|
foreach ($courseids as $courseid) {
|
|
if ($course = $DB->get_record('course', array('id'=>$courseid), 'id, category')) {
|
|
$course->category = $category->id;
|
|
$course->sortorder = $category->sortorder + MAX_COURSES_IN_CATEGORY - $i++;
|
|
if ($category->visible == 0) {
|
|
// hide the course when moving into hidden category,
|
|
// do not update the visibleold flag - we want to get to previous state if somebody unhides the category
|
|
$course->visible = 0;
|
|
}
|
|
|
|
$DB->update_record('course', $course);
|
|
|
|
$context = get_context_instance(CONTEXT_COURSE, $course->id);
|
|
$newparent = get_context_instance(CONTEXT_COURSECAT, $course->category);
|
|
context_moved($context, $newparent);
|
|
}
|
|
}
|
|
fix_course_sortorder();
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Hide course category and child course and subcategories
|
|
* @param stdClass $category
|
|
* @return void
|
|
*/
|
|
function course_category_hide($category) {
|
|
global $DB;
|
|
|
|
$category->visible = 0;
|
|
$DB->set_field('course_categories', 'visible', 0, array('id'=>$category->id));
|
|
$DB->set_field('course_categories', 'visibleold', 0, array('id'=>$category->id));
|
|
$DB->execute("UPDATE {course} SET visibleold = visible WHERE category = ?", array($category->id)); // store visible flag so that we can return to it if we immediately unhide
|
|
$DB->set_field('course', 'visible', 0, array('category' => $category->id));
|
|
// get all child categories and hide too
|
|
if ($subcats = $DB->get_records_select('course_categories', "path LIKE ?", array("$category->path/%"))) {
|
|
foreach ($subcats as $cat) {
|
|
$DB->set_field('course_categories', 'visibleold', $cat->visible, array('id'=>$cat->id));
|
|
$DB->set_field('course_categories', 'visible', 0, array('id'=>$cat->id));
|
|
$DB->execute("UPDATE {course} SET visibleold = visible WHERE category = ?", array($cat->id));
|
|
$DB->set_field('course', 'visible', 0, array('category' => $cat->id));
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Show course category and child course and subcategories
|
|
* @param stdClass $category
|
|
* @return void
|
|
*/
|
|
function course_category_show($category) {
|
|
global $DB;
|
|
|
|
$category->visible = 1;
|
|
$DB->set_field('course_categories', 'visible', 1, array('id'=>$category->id));
|
|
$DB->set_field('course_categories', 'visibleold', 1, array('id'=>$category->id));
|
|
$DB->execute("UPDATE {course} SET visible = visibleold WHERE category = ?", array($category->id));
|
|
// get all child categories and unhide too
|
|
if ($subcats = $DB->get_records_select('course_categories', "path LIKE ?", array("$category->path/%"))) {
|
|
foreach ($subcats as $cat) {
|
|
if ($cat->visibleold) {
|
|
$DB->set_field('course_categories', 'visible', 1, array('id'=>$cat->id));
|
|
}
|
|
$DB->execute("UPDATE {course} SET visible = visibleold WHERE category = ?", array($cat->id));
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Efficiently moves a category - NOTE that this can have
|
|
* a huge impact access-control-wise...
|
|
*/
|
|
function move_category($category, $newparentcat) {
|
|
global $CFG, $DB;
|
|
|
|
$context = get_context_instance(CONTEXT_COURSECAT, $category->id);
|
|
|
|
$hidecat = false;
|
|
if (empty($newparentcat->id)) {
|
|
$DB->set_field('course_categories', 'parent', 0, array('id'=>$category->id));
|
|
|
|
$newparent = get_context_instance(CONTEXT_SYSTEM);
|
|
|
|
} else {
|
|
$DB->set_field('course_categories', 'parent', $newparentcat->id, array('id'=>$category->id));
|
|
$newparent = get_context_instance(CONTEXT_COURSECAT, $newparentcat->id);
|
|
|
|
if (!$newparentcat->visible and $category->visible) {
|
|
// better hide category when moving into hidden category, teachers may unhide afterwards and the hidden children will be restored properly
|
|
$hidecat = true;
|
|
}
|
|
}
|
|
|
|
context_moved($context, $newparent);
|
|
|
|
// now make it last in new category
|
|
$DB->set_field('course_categories', 'sortorder', MAX_COURSES_IN_CATEGORY*MAX_COURSE_CATEGORIES, array('id'=>$category->id));
|
|
|
|
// and fix the sortorders
|
|
fix_course_sortorder();
|
|
|
|
if ($hidecat) {
|
|
course_category_hide($category);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the display name of the given section that the course prefers.
|
|
*
|
|
* This function utilizes a callback that can be implemented within the course
|
|
* formats lib.php file to customize the display name that is used to reference
|
|
* the section.
|
|
*
|
|
* By default (if callback is not defined) the method
|
|
* {@see get_numeric_section_name} is called instead.
|
|
*
|
|
* @param stdClass $course The course to get the section name for
|
|
* @param stdClass $section Section object from database
|
|
* @return Display name that the course format prefers, e.g. "Week 2"
|
|
*
|
|
* @see get_generic_section_name
|
|
*/
|
|
function get_section_name(stdClass $course, stdClass $section) {
|
|
global $CFG;
|
|
|
|
/// Inelegant hack for bug 3408
|
|
if ($course->format == 'site') {
|
|
return get_string('site');
|
|
}
|
|
|
|
// Use course formatter callback if it exists
|
|
$namingfile = $CFG->dirroot.'/course/format/'.$course->format.'/lib.php';
|
|
$namingfunction = 'callback_'.$course->format.'_get_section_name';
|
|
if (!function_exists($namingfunction) && file_exists($namingfile)) {
|
|
require_once $namingfile;
|
|
}
|
|
if (function_exists($namingfunction)) {
|
|
return $namingfunction($course, $section);
|
|
}
|
|
|
|
// else, default behavior:
|
|
return get_generic_section_name($course->format, $section);
|
|
}
|
|
|
|
/**
|
|
* Gets the generic section name for a courses section.
|
|
*
|
|
* @param string $format Course format ID e.g. 'weeks' $course->format
|
|
* @param stdClass $section Section object from database
|
|
* @return Display name that the course format prefers, e.g. "Week 2"
|
|
*/
|
|
function get_generic_section_name($format, stdClass $section) {
|
|
return get_string('sectionname', "format_$format") . ' ' . $section->section;
|
|
}
|
|
|
|
|
|
function course_format_uses_sections($format) {
|
|
global $CFG;
|
|
|
|
$featurefile = $CFG->dirroot.'/course/format/'.$format.'/lib.php';
|
|
$featurefunction = 'callback_'.$format.'_uses_sections';
|
|
if (!function_exists($featurefunction) && file_exists($featurefile)) {
|
|
require_once $featurefile;
|
|
}
|
|
if (function_exists($featurefunction)) {
|
|
return $featurefunction();
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Can the current user delete this course?
|
|
* Course creators have exception,
|
|
* 1 day after the creation they can sill delete the course.
|
|
* @param int $courseid
|
|
* @return boolean
|
|
*/
|
|
function can_delete_course($courseid) {
|
|
global $USER, $DB;
|
|
|
|
$context = get_context_instance(CONTEXT_COURSE, $courseid);
|
|
|
|
if (has_capability('moodle/course:delete', $context)) {
|
|
return true;
|
|
}
|
|
|
|
// hack: now try to find out if creator created this course recently (1 day)
|
|
if (!has_capability('moodle/course:create', $context)) {
|
|
return false;
|
|
}
|
|
|
|
$since = time() - 60*60*24;
|
|
|
|
$params = array('userid'=>$USER->id, 'url'=>"view.php?id=$courseid", 'since'=>$since);
|
|
$select = "module = 'course' AND action = 'new' AND userid = :userid AND url = :url AND time > :since";
|
|
|
|
return $DB->record_exists_select('log', $select, $params);
|
|
}
|
|
|
|
/**
|
|
* Save the Your name for 'Some role' strings.
|
|
*
|
|
* @param integer $courseid the id of this course.
|
|
* @param array $data the data that came from the course settings form.
|
|
*/
|
|
function save_local_role_names($courseid, $data) {
|
|
global $DB;
|
|
$context = get_context_instance(CONTEXT_COURSE, $courseid);
|
|
|
|
foreach ($data as $fieldname => $value) {
|
|
if (strpos($fieldname, 'role_') !== 0) {
|
|
continue;
|
|
}
|
|
list($ignored, $roleid) = explode('_', $fieldname);
|
|
|
|
// make up our mind whether we want to delete, update or insert
|
|
if (!$value) {
|
|
$DB->delete_records('role_names', array('contextid' => $context->id, 'roleid' => $roleid));
|
|
|
|
} else if ($rolename = $DB->get_record('role_names', array('contextid' => $context->id, 'roleid' => $roleid))) {
|
|
$rolename->name = $value;
|
|
$DB->update_record('role_names', $rolename);
|
|
|
|
} else {
|
|
$rolename = new stdClass;
|
|
$rolename->contextid = $context->id;
|
|
$rolename->roleid = $roleid;
|
|
$rolename->name = $value;
|
|
$DB->insert_record('role_names', $rolename);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Create a course and either return a $course object
|
|
*
|
|
* Please note this functions does not verify any access control,
|
|
* the calling code is responsible for all validation (usually it is the form definition).
|
|
*
|
|
* @param array $editoroptions course description editor options
|
|
* @param object $data - all the data needed for an entry in the 'course' table
|
|
* @return object new course instance
|
|
*/
|
|
function create_course($data, $editoroptions = NULL) {
|
|
global $CFG, $DB;
|
|
|
|
//check the categoryid - must be given for all new courses
|
|
$category = $DB->get_record('course_categories', array('id'=>$data->category), '*', MUST_EXIST);
|
|
|
|
//check if the shortname already exist
|
|
if (!empty($data->shortname)) {
|
|
if ($DB->record_exists('course', array('shortname' => $data->shortname))) {
|
|
throw new moodle_exception('shortnametaken');
|
|
}
|
|
}
|
|
|
|
//check if the id number already exist
|
|
if (!empty($data->idnumber)) {
|
|
if ($DB->record_exists('course', array('idnumber' => $data->idnumber))) {
|
|
throw new moodle_exception('idnumbertaken');
|
|
}
|
|
}
|
|
|
|
$data->timecreated = time();
|
|
$data->timemodified = $data->timecreated;
|
|
|
|
// place at beginning of any category
|
|
$data->sortorder = 0;
|
|
|
|
if ($editoroptions) {
|
|
// summary text is updated later, we need context to store the files first
|
|
$data->summary = '';
|
|
$data->summary_format = FORMAT_HTML;
|
|
}
|
|
|
|
if (!isset($data->visible)) {
|
|
// data not from form, add missing visibility info
|
|
$data->visible = $category->visible;
|
|
}
|
|
$data->visibleold = $data->visible;
|
|
|
|
$newcourseid = $DB->insert_record('course', $data);
|
|
$context = get_context_instance(CONTEXT_COURSE, $newcourseid, MUST_EXIST);
|
|
|
|
if ($editoroptions) {
|
|
// Save the files used in the summary editor and store
|
|
$data = file_postupdate_standard_editor($data, 'summary', $editoroptions, $context, 'course', 'summary', 0);
|
|
$DB->set_field('course', 'summary', $data->summary, array('id'=>$newcourseid));
|
|
$DB->set_field('course', 'summaryformat', $data->summary_format, array('id'=>$newcourseid));
|
|
}
|
|
|
|
$course = $DB->get_record('course', array('id'=>$newcourseid));
|
|
|
|
// Setup the blocks
|
|
blocks_add_default_course_blocks($course);
|
|
|
|
$section = new stdClass();
|
|
$section->course = $course->id; // Create a default section.
|
|
$section->section = 0;
|
|
$section->summaryformat = FORMAT_HTML;
|
|
$DB->insert_record('course_sections', $section);
|
|
|
|
fix_course_sortorder();
|
|
|
|
// update module restrictions
|
|
if ($course->restrictmodules) {
|
|
if (isset($data->allowedmods)) {
|
|
update_restricted_mods($course, $data->allowedmods);
|
|
} else {
|
|
if (!empty($CFG->defaultallowedmodules)) {
|
|
update_restricted_mods($course, explode(',', $CFG->defaultallowedmodules));
|
|
}
|
|
}
|
|
}
|
|
|
|
// new context created - better mark it as dirty
|
|
mark_context_dirty($context->path);
|
|
|
|
// Save any custom role names.
|
|
save_local_role_names($course->id, (array)$data);
|
|
|
|
// set up enrolments
|
|
enrol_course_updated(true, $course, $data);
|
|
|
|
add_to_log(SITEID, 'course', 'new', 'view.php?id='.$course->id, $data->fullname.' (ID '.$course->id.')');
|
|
|
|
// Trigger events
|
|
events_trigger('course_created', $course);
|
|
|
|
return $course;
|
|
}
|
|
|
|
/**
|
|
* Update a course.
|
|
*
|
|
* Please note this functions does not verify any access control,
|
|
* the calling code is responsible for all validation (usually it is the form definition).
|
|
*
|
|
* @param object $data - all the data needed for an entry in the 'course' table
|
|
* @param array $editoroptions course description editor options
|
|
* @return void
|
|
*/
|
|
function update_course($data, $editoroptions = NULL) {
|
|
global $CFG, $DB;
|
|
|
|
$data->timemodified = time();
|
|
|
|
$oldcourse = $DB->get_record('course', array('id'=>$data->id), '*', MUST_EXIST);
|
|
$context = get_context_instance(CONTEXT_COURSE, $oldcourse->id);
|
|
|
|
if ($editoroptions) {
|
|
$data = file_postupdate_standard_editor($data, 'summary', $editoroptions, $context, 'course', 'summary', 0);
|
|
}
|
|
|
|
if (!isset($data->category) or empty($data->category)) {
|
|
// prevent nulls and 0 in category field
|
|
unset($data->category);
|
|
}
|
|
$movecat = (isset($data->category) and $oldcourse->category != $data->category);
|
|
|
|
if (!isset($data->visible)) {
|
|
// data not from form, add missing visibility info
|
|
$data->visible = $oldcourse->visible;
|
|
}
|
|
|
|
if ($data->visible != $oldcourse->visible) {
|
|
// reset the visibleold flag when manually hiding/unhiding course
|
|
$data->visibleold = $data->visible;
|
|
} else {
|
|
if ($movecat) {
|
|
$newcategory = $DB->get_record('course_categories', array('id'=>$data->category));
|
|
if (empty($newcategory->visible)) {
|
|
// make sure when moving into hidden category the course is hidden automatically
|
|
$data->visible = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Update with the new data
|
|
$DB->update_record('course', $data);
|
|
|
|
$course = $DB->get_record('course', array('id'=>$data->id));
|
|
|
|
if ($movecat) {
|
|
$newparent = get_context_instance(CONTEXT_COURSECAT, $course->category);
|
|
context_moved($context, $newparent);
|
|
}
|
|
|
|
fix_course_sortorder();
|
|
|
|
// Test for and remove blocks which aren't appropriate anymore
|
|
blocks_remove_inappropriate($course);
|
|
|
|
// update module restrictions
|
|
if (isset($data->allowedmods)) {
|
|
update_restricted_mods($course, $data->allowedmods);
|
|
}
|
|
|
|
// Save any custom role names.
|
|
save_local_role_names($course->id, $data);
|
|
|
|
// update enrol settings
|
|
enrol_course_updated(false, $course, $data);
|
|
|
|
add_to_log($course->id, "course", "update", "edit.php?id=$course->id", $course->id);
|
|
|
|
// Trigger events
|
|
events_trigger('course_updated', $course);
|
|
}
|
|
|
|
/**
|
|
* Average number of participants
|
|
* @return integer
|
|
*/
|
|
function average_number_of_participants() {
|
|
global $DB, $SITE;
|
|
|
|
//count total of enrolments for visible course (except front page)
|
|
$sql = 'SELECT COUNT(*) FROM (
|
|
SELECT DISTINCT ue.userid, e.courseid
|
|
FROM {user_enrolments} ue, {enrol} e, {course} c
|
|
WHERE ue.enrolid = e.id
|
|
AND e.courseid <> :siteid
|
|
AND c.id = e.courseid
|
|
AND c.visible = 1) as total';
|
|
$params = array('siteid' => $SITE->id);
|
|
$enrolmenttotal = $DB->count_records_sql($sql, $params);
|
|
|
|
|
|
//count total of visible courses (minus front page)
|
|
$coursetotal = $DB->count_records('course', array('visible' => 1));
|
|
$coursetotal = $coursetotal - 1 ;
|
|
|
|
//average of enrolment
|
|
if (empty($coursetotal)) {
|
|
$participantaverage = 0;
|
|
} else {
|
|
$participantaverage = $enrolmenttotal / $coursetotal;
|
|
}
|
|
|
|
return $participantaverage;
|
|
}
|
|
|
|
/**
|
|
* Average number of course modules
|
|
* @return integer
|
|
*/
|
|
function average_number_of_courses_modules() {
|
|
global $DB, $SITE;
|
|
|
|
//count total of visible course module (except front page)
|
|
$sql = 'SELECT COUNT(*) FROM (
|
|
SELECT cm.course, cm.module
|
|
FROM {course} c, {course_modules} cm
|
|
WHERE c.id = cm.course
|
|
AND c.id <> :siteid
|
|
AND cm.visible = 1
|
|
AND c.visible = 1) as total';
|
|
$params = array('siteid' => $SITE->id);
|
|
$moduletotal = $DB->count_records_sql($sql, $params);
|
|
|
|
|
|
//count total of visible courses (minus front page)
|
|
$coursetotal = $DB->count_records('course', array('visible' => 1));
|
|
$coursetotal = $coursetotal - 1 ;
|
|
|
|
//average of course module
|
|
if (empty($coursetotal)) {
|
|
$coursemoduleaverage = 0;
|
|
} else {
|
|
$coursemoduleaverage = $moduletotal / $coursetotal;
|
|
}
|
|
|
|
return $coursemoduleaverage;
|
|
}
|
|
|
|
/**
|
|
* This class pertains to course requests and contains methods associated with
|
|
* create, approving, and removing course requests.
|
|
*
|
|
* Please note we do not allow embedded images here because there is no context
|
|
* to store them with proper access control.
|
|
*
|
|
* @copyright 2009 Sam Hemelryk
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
* @since Moodle 2.0
|
|
*
|
|
* @property-read int $id
|
|
* @property-read string $fullname
|
|
* @property-read string $shortname
|
|
* @property-read string $summary
|
|
* @property-read int $summaryformat
|
|
* @property-read int $summarytrust
|
|
* @property-read string $reason
|
|
* @property-read int $requester
|
|
*/
|
|
class course_request {
|
|
|
|
/**
|
|
* This is the stdClass that stores the properties for the course request
|
|
* and is externally accessed through the __get magic method
|
|
* @var stdClass
|
|
*/
|
|
protected $properties;
|
|
|
|
/**
|
|
* An array of options for the summary editor used by course request forms.
|
|
* This is initially set by {@link summary_editor_options()}
|
|
* @var array
|
|
* @static
|
|
*/
|
|
protected static $summaryeditoroptions;
|
|
|
|
/**
|
|
* Static function to prepare the summary editor for working with a course
|
|
* request.
|
|
*
|
|
* @static
|
|
* @param null|stdClass $data Optional, an object containing the default values
|
|
* for the form, these may be modified when preparing the
|
|
* editor so this should be called before creating the form
|
|
* @return stdClass An object that can be used to set the default values for
|
|
* an mforms form
|
|
*/
|
|
public static function prepare($data=null) {
|
|
if ($data === null) {
|
|
$data = new stdClass;
|
|
}
|
|
$data = file_prepare_standard_editor($data, 'summary', self::summary_editor_options());
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* Static function to create a new course request when passed an array of properties
|
|
* for it.
|
|
*
|
|
* This function also handles saving any files that may have been used in the editor
|
|
*
|
|
* @static
|
|
* @param stdClass $data
|
|
* @return course_request The newly created course request
|
|
*/
|
|
public static function create($data) {
|
|
global $USER, $DB, $CFG;
|
|
$data->requester = $USER->id;
|
|
|
|
// Summary is a required field so copy the text over
|
|
$data->summary = $data->summary_editor['text'];
|
|
$data->summaryformat = $data->summary_editor['format'];
|
|
|
|
$data->id = $DB->insert_record('course_request', $data);
|
|
|
|
// Create a new course_request object and return it
|
|
$request = new course_request($data);
|
|
|
|
// Notify the admin if required.
|
|
if ($users = get_users_from_config($CFG->courserequestnotify, 'moodle/site:approvecourse')) {
|
|
|
|
$a = new stdClass;
|
|
$a->link = "$CFG->wwwroot/course/pending.php";
|
|
$a->user = fullname($USER);
|
|
$subject = get_string('courserequest');
|
|
$message = get_string('courserequestnotifyemail', 'admin', $a);
|
|
foreach ($users as $user) {
|
|
$request->notify($user, $USER, 'courserequested', $subject, $message);
|
|
}
|
|
}
|
|
|
|
return $request;
|
|
}
|
|
|
|
/**
|
|
* Returns an array of options to use with a summary editor
|
|
*
|
|
* @uses course_request::$summaryeditoroptions
|
|
* @return array An array of options to use with the editor
|
|
*/
|
|
public static function summary_editor_options() {
|
|
global $CFG;
|
|
if (self::$summaryeditoroptions === null) {
|
|
self::$summaryeditoroptions = array('maxfiles' => 0, 'maxbytes'=>0);
|
|
}
|
|
return self::$summaryeditoroptions;
|
|
}
|
|
|
|
/**
|
|
* Loads the properties for this course request object. Id is required and if
|
|
* only id is provided then we load the rest of the properties from the database
|
|
*
|
|
* @param stdClass|int $properties Either an object containing properties
|
|
* or the course_request id to load
|
|
*/
|
|
public function __construct($properties) {
|
|
global $DB;
|
|
if (empty($properties->id)) {
|
|
if (empty($properties)) {
|
|
throw new coding_exception('You must provide a course request id when creating a course_request object');
|
|
}
|
|
$id = $properties;
|
|
$properties = new stdClass;
|
|
$properties->id = (int)$id;
|
|
unset($id);
|
|
}
|
|
if (empty($properties->requester)) {
|
|
if (!($this->properties = $DB->get_record('course_request', array('id' => $properties->id)))) {
|
|
print_error('unknowncourserequest');
|
|
}
|
|
} else {
|
|
$this->properties = $properties;
|
|
}
|
|
$this->properties->collision = null;
|
|
}
|
|
|
|
/**
|
|
* Returns the requested property
|
|
*
|
|
* @param string $key
|
|
* @return mixed
|
|
*/
|
|
public function __get($key) {
|
|
return $this->properties->$key;
|
|
}
|
|
|
|
/**
|
|
* Override this to ensure empty($request->blah) calls return a reliable answer...
|
|
*
|
|
* This is required because we define the __get method
|
|
*
|
|
* @param mixed $key
|
|
* @return bool True is it not empty, false otherwise
|
|
*/
|
|
public function __isset($key) {
|
|
return (!empty($this->properties->$key));
|
|
}
|
|
|
|
/**
|
|
* Returns the user who requested this course
|
|
*
|
|
* Uses a static var to cache the results and cut down the number of db queries
|
|
*
|
|
* @staticvar array $requesters An array of cached users
|
|
* @return stdClass The user who requested the course
|
|
*/
|
|
public function get_requester() {
|
|
global $DB;
|
|
static $requesters= array();
|
|
if (!array_key_exists($this->properties->requester, $requesters)) {
|
|
$requesters[$this->properties->requester] = $DB->get_record('user', array('id'=>$this->properties->requester));
|
|
}
|
|
return $requesters[$this->properties->requester];
|
|
}
|
|
|
|
/**
|
|
* Checks that the shortname used by the course does not conflict with any other
|
|
* courses that exist
|
|
*
|
|
* @param string|null $shortnamemark The string to append to the requests shortname
|
|
* should a conflict be found
|
|
* @return bool true is there is a conflict, false otherwise
|
|
*/
|
|
public function check_shortname_collision($shortnamemark = '[*]') {
|
|
global $DB;
|
|
|
|
if ($this->properties->collision !== null) {
|
|
return $this->properties->collision;
|
|
}
|
|
|
|
if (empty($this->properties->shortname)) {
|
|
debugging('Attempting to check a course request shortname before it has been set', DEBUG_DEVELOPER);
|
|
$this->properties->collision = false;
|
|
} else if ($DB->record_exists('course', array('shortname' => $this->properties->shortname))) {
|
|
if (!empty($shortnamemark)) {
|
|
$this->properties->shortname .= ' '.$shortnamemark;
|
|
}
|
|
$this->properties->collision = true;
|
|
} else {
|
|
$this->properties->collision = false;
|
|
}
|
|
return $this->properties->collision;
|
|
}
|
|
|
|
/**
|
|
* This function approves the request turning it into a course
|
|
*
|
|
* This function converts the course request into a course, at the same time
|
|
* transferring any files used in the summary to the new course and then removing
|
|
* the course request and the files associated with it.
|
|
*
|
|
* @return int The id of the course that was created from this request
|
|
*/
|
|
public function approve() {
|
|
global $CFG, $DB, $USER;
|
|
|
|
$user = $DB->get_record('user', array('id' => $this->properties->requester, 'deleted'=>0), '*', MUST_EXIST);
|
|
|
|
$category = get_course_category($CFG->defaultrequestcategory);
|
|
$courseconfig = get_config('moodlecourse');
|
|
|
|
// Transfer appropriate settings
|
|
$data = clone($this->properties);
|
|
unset($data->id);
|
|
unset($data->reason);
|
|
unset($data->requester);
|
|
|
|
// Set category
|
|
$data->category = $category->id;
|
|
$data->sortorder = $category->sortorder; // place as the first in category
|
|
|
|
// Set misc settings
|
|
$data->requested = 1;
|
|
if (!empty($CFG->restrictmodulesfor) && $CFG->restrictmodulesfor != 'none' && !empty($CFG->restrictbydefault)) {
|
|
$data->restrictmodules = 1;
|
|
}
|
|
|
|
// Apply course default settings
|
|
$data->format = $courseconfig->format;
|
|
$data->numsections = $courseconfig->numsections;
|
|
$data->hiddensections = $courseconfig->hiddensections;
|
|
$data->newsitems = $courseconfig->newsitems;
|
|
$data->showgrades = $courseconfig->showgrades;
|
|
$data->showreports = $courseconfig->showreports;
|
|
$data->maxbytes = $courseconfig->maxbytes;
|
|
$data->groupmode = $courseconfig->groupmode;
|
|
$data->groupmodeforce = $courseconfig->groupmodeforce;
|
|
$data->visible = $courseconfig->visible;
|
|
$data->visibleold = $data->visible;
|
|
$data->lang = $courseconfig->lang;
|
|
|
|
$course = create_course($data);
|
|
$context = get_context_instance(CONTEXT_COURSE, $course->id, MUST_EXIST);
|
|
|
|
// add enrol instances
|
|
if (!$DB->record_exists('enrol', array('courseid'=>$course->id, 'enrol'=>'manual'))) {
|
|
if ($manual = enrol_get_plugin('manual')) {
|
|
$manual->add_default_instance($course);
|
|
}
|
|
}
|
|
|
|
// enrol the requester as teacher if necessary
|
|
if (!empty($CFG->creatornewroleid) and !is_viewing($context, $user, 'moodle/role:assign') and !is_enrolled($context, $user, 'moodle/role:assign')) {
|
|
enrol_try_internal_enrol($course->id, $user->id, $CFG->creatornewroleid);
|
|
}
|
|
|
|
$this->delete();
|
|
|
|
$a = new stdClass();
|
|
$a->name = $course->fullname;
|
|
$a->url = $CFG->wwwroot.'/course/view.php?id=' . $course->id;
|
|
$this->notify($user, $USER, 'courserequestapproved', get_string('courseapprovedsubject'), get_string('courseapprovedemail2', 'moodle', $a));
|
|
|
|
return $course->id;
|
|
}
|
|
|
|
/**
|
|
* Reject a course request
|
|
*
|
|
* This function rejects a course request, emailing the requesting user the
|
|
* provided notice and then removing the request from the database
|
|
*
|
|
* @param string $notice The message to display to the user
|
|
*/
|
|
public function reject($notice) {
|
|
global $USER, $DB;
|
|
$user = $DB->get_record('user', array('id' => $this->properties->requester), '*', MUST_EXIST);
|
|
$this->notify($user, $USER, 'courserequestrejected', get_string('courserejectsubject'), get_string('courserejectemail', 'moodle', $notice));
|
|
$this->delete();
|
|
}
|
|
|
|
/**
|
|
* Deletes the course request and any associated files
|
|
*/
|
|
public function delete() {
|
|
global $DB;
|
|
$DB->delete_records('course_request', array('id' => $this->properties->id));
|
|
}
|
|
|
|
/**
|
|
* Send a message from one user to another using events_trigger
|
|
*
|
|
* @param object $touser
|
|
* @param object $fromuser
|
|
* @param string $name
|
|
* @param string $subject
|
|
* @param string $message
|
|
*/
|
|
protected function notify($touser, $fromuser, $name='courserequested', $subject, $message) {
|
|
$eventdata = new stdClass();
|
|
$eventdata->modulename = 'moodle';
|
|
$eventdata->component = 'course';
|
|
$eventdata->name = $name;
|
|
$eventdata->userfrom = $fromuser;
|
|
$eventdata->userto = $touser;
|
|
$eventdata->subject = $subject;
|
|
$eventdata->fullmessage = $message;
|
|
$eventdata->fullmessageformat = FORMAT_PLAIN;
|
|
$eventdata->fullmessagehtml = '';
|
|
$eventdata->smallmessage = '';
|
|
message_send($eventdata);
|
|
}
|
|
}
|