/**
* Generates the HTML for a miniature calendar
*
* @param array $courses list of course to list events from
* @param array $groups list of group
* @param array $users user's info
* @param int|bool $calmonth calendar month in numeric, default is set to false
* @param int|bool $calyear calendar month in numeric, default is set to false
* @param string|bool $placement the place/page the calendar is set to appear - passed on the the controls function
* @param int|bool $courseid id of the course the calendar is displayed on - passed on the the controls function
* @param int $time the unixtimestamp representing the date we want to view, this is used instead of $calmonth
* and $calyear to support multiple calendars
* @return string $content return html table for mini calendar
*/
function calendar_get_mini($courses, $groups, $users, $calmonth = false, $calyear = false, $placement = false, $courseid = false, $time = 0)
{
global $CFG, $OUTPUT;
// Get the calendar type we are using.
$calendartype = \core_calendar\type_factory::get_calendar_instance();
$display = new stdClass();
// Assume we are not displaying this month for now.
$display->thismonth = false;
$content = '';
// Do this check for backwards compatibility. The core should be passing a timestamp rather than month and year.
// If a month and year are passed they will be in Gregorian.
if (!empty($calmonth) && !empty($calyear)) {
// Ensure it is a valid date, else we will just set it to the current timestamp.
if (checkdate($calmonth, 1, $calyear)) {
$time = make_timestamp($calyear, $calmonth, 1);
} else {
$time = time();
}
$date = usergetdate($time);
if ($calmonth == $date['mon'] && $calyear == $date['year']) {
$display->thismonth = true;
}
// We can overwrite date now with the date used by the calendar type, if it is not Gregorian, otherwise
// there is no need as it is already in Gregorian.
if ($calendartype->get_name() != 'gregorian') {
$date = $calendartype->timestamp_to_date_array($time);
}
} else {
if (!empty($time)) {
// Get the specified date in the calendar type being used.
$date = $calendartype->timestamp_to_date_array($time);
$thisdate = $calendartype->timestamp_to_date_array(time());
if ($date['month'] == $thisdate['month'] && $date['year'] == $thisdate['year']) {
$display->thismonth = true;
// If we are the current month we want to set the date to the current date, not the start of the month.
$date = $thisdate;
}
} else {
// Get the current date in the calendar type being used.
$time = time();
$date = $calendartype->timestamp_to_date_array($time);
$display->thismonth = true;
}
}
list($d, $m, $y) = array($date['mday'], $date['mon'], $date['year']);
// This is what we want to display.
// Get Gregorian date for the start of the month.
$gregoriandate = $calendartype->convert_to_gregorian($date['year'], $date['mon'], 1);
// Store the gregorian date values to be used later.
list($gy, $gm, $gd, $gh, $gmin) = array($gregoriandate['year'], $gregoriandate['month'], $gregoriandate['day'], $gregoriandate['hour'], $gregoriandate['minute']);
// Get the max number of days in this month for this calendar type.
$display->maxdays = calendar_days_in_month($m, $y);
// Get the starting week day for this month.
$startwday = dayofweek(1, $m, $y);
// Get the days in a week.
$daynames = calendar_get_days();
// Store the number of days in a week.
$numberofdaysinweek = $calendartype->get_num_weekdays();
// Set the min and max weekday.
$display->minwday = calendar_get_starting_weekday();
$display->maxwday = $display->minwday + ($numberofdaysinweek - 1);
// These are used for DB queries, so we want unixtime, so we need to use Gregorian dates.
$display->tstart = make_timestamp($gy, $gm, $gd, $gh, $gmin, 0);
$display->tend = $display->tstart + $display->maxdays * DAYSECS - 1;
// Align the starting weekday to fall in our display range
// This is simple, not foolproof.
if ($startwday < $display->minwday) {
$startwday += $numberofdaysinweek;
}
// Get the events matching our criteria. Don't forget to offset the timestamps for the user's TZ!
$events = calendar_get_events($display->tstart, $display->tend, $users, $groups, $courses);
// Set event course class for course events
if (!empty($events)) {
foreach ($events as $eventid => $event) {
if (!empty($event->modulename)) {
$cm = get_coursemodule_from_instance($event->modulename, $event->instance);
if (!groups_course_module_visible($cm)) {
unset($events[$eventid]);
}
}
}
}
// This is either a genius idea or an idiot idea: in order to not complicate things, we use this rule: if, after
// possibly removing SITEID from $courses, there is only one course left, then clicking on a day in the month
// will also set the $SESSION->cal_courses_shown variable to that one course. Otherwise, we 'd need to add extra
// arguments to this function.
$hrefparams = array();
if (!empty($courses)) {
$courses = array_diff($courses, array(SITEID));
if (count($courses) == 1) {
$hrefparams['course'] = reset($courses);
}
}
// We want to have easy access by day, since the display is on a per-day basis.
calendar_events_by_day($events, $m, $y, $eventsbyday, $durationbyday, $typesbyday, $courses);
// Accessibility: added summary and <abbr> elements.
$summary = get_string('calendarheading', 'calendar', userdate($display->tstart, get_string('strftimemonthyear')));
$content .= '<table class="minicalendar calendartable" summary="' . $summary . '">';
// Begin table.
if ($placement !== false && $courseid !== false) {
$content .= '<caption>' . calendar_top_controls($placement, array('id' => $courseid, 'time' => $time)) . '</caption>';
}
$content .= '<tr class="weekdays">';
// Header row: day names
// Print out the names of the weekdays.
for ($i = $display->minwday; $i <= $display->maxwday; ++$i) {
$pos = $i % $numberofdaysinweek;
$content .= '<th scope="col"><abbr title="' . $daynames[$pos]['fullname'] . '">' . $daynames[$pos]['shortname'] . "</abbr></th>\n";
}
$content .= '</tr><tr>';
// End of day names; prepare for day numbers
// For the table display. $week is the row; $dayweek is the column.
$dayweek = $startwday;
// Paddding (the first week may have blank days in the beginning)
for ($i = $display->minwday; $i < $startwday; ++$i) {
$content .= '<td class="dayblank"> </td>' . "\n";
}
$weekend = CALENDAR_DEFAULT_WEEKEND;
if (isset($CFG->calendar_weekend)) {
$weekend = intval($CFG->calendar_weekend);
}
// Now display all the calendar
$daytime = $display->tstart - DAYSECS;
for ($day = 1; $day <= $display->maxdays; ++$day, ++$dayweek) {
$daytime += DAYSECS;
if ($dayweek > $display->maxwday) {
// We need to change week (table row)
$content .= '</tr><tr>';
$dayweek = $display->minwday;
}
// Reset vars.
if ($weekend & 1 << $dayweek % $numberofdaysinweek) {
// Weekend. This is true no matter what the exact range is.
$class = 'weekend day';
} else {
// Normal working day.
$class = 'day';
}
// Special visual fx if an event is defined
if (isset($eventsbyday[$day])) {
$class .= ' hasevent';
$hrefparams['view'] = 'day';
$dayhref = calendar_get_link_href(new moodle_url(CALENDAR_URL . 'view.php', $hrefparams), 0, 0, 0, $daytime);
$popupcontent = '';
foreach ($eventsbyday[$day] as $eventid) {
if (!isset($events[$eventid])) {
continue;
}
$event = new calendar_event($events[$eventid]);
$popupalt = '';
$component = 'moodle';
if (!empty($event->modulename)) {
$popupicon = 'icon';
$popupalt = $event->modulename;
$component = $event->modulename;
} else {
if ($event->courseid == SITEID) {
// Site event.
$popupicon = 'i/siteevent';
} else {
if ($event->courseid != 0 && $event->courseid != SITEID && $event->groupid == 0) {
// Course event.
$popupicon = 'i/courseevent';
} else {
if ($event->groupid) {
// Group event.
$popupicon = 'i/groupevent';
} else {
// Must be a user event.
$popupicon = 'i/userevent';
}
}
}
}
$dayhref->set_anchor('event_' . $event->id);
$popupcontent .= html_writer::start_tag('div');
$popupcontent .= $OUTPUT->pix_icon($popupicon, $popupalt, $component);
$name = format_string($event->name, true);
// Show ical source if needed.
if (!empty($event->subscription) && $CFG->calendar_showicalsource) {
$a = new stdClass();
$a->name = $name;
$a->source = $event->subscription->name;
$name = get_string('namewithsource', 'calendar', $a);
}
$popupcontent .= html_writer::link($dayhref, $name);
$popupcontent .= html_writer::end_tag('div');
}
//Accessibility: functionality moved to calendar_get_popup.
if ($display->thismonth && $day == $d) {
$popupid = calendar_get_popup(true, $events[$eventid]->timestart, $popupcontent);
} else {
$popupid = calendar_get_popup(false, $events[$eventid]->timestart, $popupcontent);
}
// Class and cell content
if (isset($typesbyday[$day]['startglobal'])) {
$class .= ' calendar_event_global';
} else {
if (isset($typesbyday[$day]['startcourse'])) {
$class .= ' calendar_event_course';
} else {
if (isset($typesbyday[$day]['startgroup'])) {
$class .= ' calendar_event_group';
} else {
if (isset($typesbyday[$day]['startuser'])) {
$class .= ' calendar_event_user';
}
}
}
}
$cell = html_writer::link($dayhref, $day, array('id' => $popupid));
} else {
$cell = $day;
}
$durationclass = false;
if (isset($typesbyday[$day]['durationglobal'])) {
$durationclass = ' duration_global';
} else {
if (isset($typesbyday[$day]['durationcourse'])) {
$durationclass = ' duration_course';
} else {
if (isset($typesbyday[$day]['durationgroup'])) {
$durationclass = ' duration_group';
} else {
if (isset($typesbyday[$day]['durationuser'])) {
$durationclass = ' duration_user';
}
}
}
}
if ($durationclass) {
$class .= ' duration ' . $durationclass;
}
// If event has a class set then add it to the table day <td> tag
// Note: only one colour for minicalendar
if (isset($eventsbyday[$day])) {
foreach ($eventsbyday[$day] as $eventid) {
if (!isset($events[$eventid])) {
continue;
}
$event = $events[$eventid];
if (!empty($event->class)) {
$class .= ' ' . $event->class;
}
break;
}
}
// Special visual fx for today
//Accessibility: hidden text for today, and popup.
if ($display->thismonth && $day == $d) {
$class .= ' today';
$today = get_string('today', 'calendar') . ' ' . userdate(time(), get_string('strftimedayshort'));
if (!isset($eventsbyday[$day])) {
$class .= ' eventnone';
$popupid = calendar_get_popup(true, false);
$cell = html_writer::link('#', $day, array('id' => $popupid));
}
$cell = get_accesshide($today . ' ') . $cell;
}
// Just display it
if (!empty($class)) {
$class = ' class="' . $class . '"';
}
$content .= '<td' . $class . '>' . $cell . "</td>\n";
}
// Paddding (the last week may have blank days at the end)
for ($i = $dayweek; $i <= $display->maxwday; ++$i) {
$content .= '<td class="dayblank"> </td>';
}
$content .= '</tr>';
// Last row ends
$content .= '</table>';
// Tabular display of days ends
return $content;
}
function calendar_show_month_detailed($m, $y, $courses, $groups, $users, $courseid)
{
global $CFG, $SESSION, $USER, $CALENDARDAYS;
global $day, $mon, $yr;
$getvars = 'from=month&cal_d=' . $day . '&cal_m=' . $mon . '&cal_y=' . $yr;
// For filtering
$display =& new stdClass();
$display->minwday = get_user_preferences('calendar_startwday', CALENDAR_STARTING_WEEKDAY);
$display->maxwday = $display->minwday + 6;
if (!empty($m) && !empty($y)) {
$thisdate = usergetdate(time());
// Time and day at the user's location
if ($m == $thisdate['mon'] && $y == $thisdate['year']) {
// Navigated to this month
$date = $thisdate;
$display->thismonth = true;
} else {
// Navigated to other month, let's do a nice trick and save us a lot of work...
if (!checkdate($m, 1, $y)) {
$date = array('mday' => 1, 'mon' => $thisdate['mon'], 'year' => $thisdate['year']);
$display->thismonth = true;
} else {
$date = array('mday' => 1, 'mon' => $m, 'year' => $y);
$display->thismonth = false;
}
}
} else {
$date = usergetdate(time());
$display->thismonth = true;
}
// Fill in the variables we 're going to use, nice and tidy
list($d, $m, $y) = array($date['mday'], $date['mon'], $date['year']);
// This is what we want to display
$display->maxdays = calendar_days_in_month($m, $y);
$startwday = 0;
if (get_user_timezone_offset() < 99) {
// We 'll keep these values as GMT here, and offset them when the time comes to query the db
$display->tstart = gmmktime(0, 0, 0, $m, 1, $y);
// This is GMT
$display->tend = gmmktime(23, 59, 59, $m, $display->maxdays, $y);
// GMT
$startwday = gmdate('w', $display->tstart);
// $display->tstart is already GMT, so don't use date(): messes with server's TZ
} else {
// no timezone info specified
$display->tstart = mktime(0, 0, 0, $m, 1, $y);
$display->tend = mktime(23, 59, 59, $m, $display->maxdays, $y);
$startwday = date('w', $display->tstart);
// $display->tstart not necessarily GMT, so use date()
}
// Align the starting weekday to fall in our display range
if ($startwday < $display->minwday) {
$startwday += 7;
}
// Get events from database
$events = calendar_get_events(usertime($display->tstart), usertime($display->tend), $users, $groups, $courses);
if (!empty($events)) {
foreach ($events as $eventid => $event) {
if (!empty($event->modulename)) {
$cm = get_coursemodule_from_instance($event->modulename, $event->instance);
if (!groups_course_module_visible($cm)) {
unset($events[$eventid]);
}
}
}
}
// Extract information: events vs. time
calendar_events_by_day($events, $m, $y, $eventsbyday, $durationbyday, $typesbyday, $courses);
$text = '';
if (!isguest() && !empty($USER->id) && calendar_user_can_add_event()) {
$text .= '<div class="buttons"><form action="' . CALENDAR_URL . 'event.php" method="get">';
$text .= '<div>';
$text .= '<input type="hidden" name="action" value="new" />';
$text .= '<input type="hidden" name="course" value="' . $courseid . '" />';
$text .= '<input type="hidden" name="cal_m" value="' . $m . '" />';
$text .= '<input type="hidden" name="cal_y" value="' . $y . '" />';
$text .= '<input type="submit" value="' . get_string('newevent', 'calendar') . '" />';
$text .= '</div></form></div>';
}
$text .= '<label for="cal_course_flt_jump">' . get_string('detailedmonthview', 'calendar') . ':</label>' . calendar_course_filter_selector($getvars);
echo '<div class="header">' . $text . '</div>';
echo '<div class="controls">';
echo calendar_top_controls('month', array('id' => $courseid, 'm' => $m, 'y' => $y));
echo '</div>';
// Start calendar display
echo '<table class="calendarmonth"><tr class="weekdays">';
// Begin table. First row: day names
// Print out the names of the weekdays
for ($i = $display->minwday; $i <= $display->maxwday; ++$i) {
// This uses the % operator to get the correct weekday no matter what shift we have
// applied to the $display->minwday : $display->maxwday range from the default 0 : 6
echo '<th scope="col">' . get_string($CALENDARDAYS[$i % 7], 'calendar') . '</th>';
}
echo '</tr><tr>';
// End of day names; prepare for day numbers
// For the table display. $week is the row; $dayweek is the column.
$week = 1;
$dayweek = $startwday;
// Paddding (the first week may have blank days in the beginning)
for ($i = $display->minwday; $i < $startwday; ++$i) {
echo '<td class="nottoday"> </td>' . "\n";
}
// Now display all the calendar
for ($day = 1; $day <= $display->maxdays; ++$day, ++$dayweek) {
if ($dayweek > $display->maxwday) {
// We need to change week (table row)
echo "</tr>\n<tr>";
$dayweek = $display->minwday;
++$week;
}
// Reset vars
$cell = '';
$dayhref = calendar_get_link_href(CALENDAR_URL . 'view.php?view=day&course=' . $courseid . '&', $day, $m, $y);
if (CALENDAR_WEEKEND & 1 << $dayweek % 7) {
// Weekend. This is true no matter what the exact range is.
$class = 'weekend';
} else {
// Normal working day.
$class = '';
}
// Special visual fx if an event is defined
if (isset($eventsbyday[$day])) {
if (count($eventsbyday[$day]) == 1) {
$title = get_string('oneevent', 'calendar');
} else {
$title = get_string('manyevents', 'calendar', count($eventsbyday[$day]));
}
$cell = '<div class="day"><a href="' . $dayhref . '" title="' . $title . '">' . $day . '</a></div>';
} else {
$cell = '<div class="day">' . $day . '</div>';
}
// Special visual fx if an event spans many days
if (isset($typesbyday[$day]['durationglobal'])) {
$class .= ' duration_global';
} else {
if (isset($typesbyday[$day]['durationcourse'])) {
$class .= ' duration_course';
} else {
if (isset($typesbyday[$day]['durationgroup'])) {
$class .= ' duration_group';
} else {
if (isset($typesbyday[$day]['durationuser'])) {
$class .= ' duration_user';
}
}
}
}
// Special visual fx for today
if ($display->thismonth && $day == $d) {
$class .= ' today';
} else {
$class .= ' nottoday';
}
// Just display it
if (!empty($class)) {
$class = ' class="' . trim($class) . '"';
}
echo '<td' . $class . '>' . $cell;
if (isset($eventsbyday[$day])) {
echo '<ul class="events-new">';
foreach ($eventsbyday[$day] as $eventindex) {
// If event has a class set then add it to the event <li> tag
$eventclass = '';
if (!empty($events[$eventindex]->class)) {
$eventclass = ' class="' . $events[$eventindex]->class . '"';
}
echo '<li' . $eventclass . '><a href="' . $dayhref . '#event_' . $events[$eventindex]->id . '">' . format_string($events[$eventindex]->name, true) . '</a></li>';
}
echo '</ul>';
}
if (isset($durationbyday[$day])) {
echo '<ul class="events-underway">';
foreach ($durationbyday[$day] as $eventindex) {
echo '<li>[' . format_string($events[$eventindex]->name, true) . ']</li>';
}
echo '</ul>';
}
echo "</td>\n";
}
// Paddding (the last week may have blank days at the end)
for ($i = $dayweek; $i <= $display->maxwday; ++$i) {
echo '<td class="nottoday"> </td>';
}
echo "</tr>\n";
// Last row ends
echo "</table>\n";
// Tabular display of days ends
// OK, now for the filtering display
echo '<div class="filters"><table><tr>';
// Global events
if ($SESSION->cal_show_global) {
echo '<td class="event_global" style="width: 8px;"></td><td><strong>' . get_string('globalevents', 'calendar') . ':</strong> ';
echo get_string('shown', 'calendar') . ' (<a href="' . CALENDAR_URL . 'set.php?var=showglobal&' . $getvars . '">' . get_string('clickhide', 'calendar') . '</a>)</td>' . "\n";
} else {
echo '<td style="width: 8px;"></td><td><strong>' . get_string('globalevents', 'calendar') . ':</strong> ';
echo get_string('hidden', 'calendar') . ' (<a href="' . CALENDAR_URL . 'set.php?var=showglobal&' . $getvars . '">' . get_string('clickshow', 'calendar') . '</a>)</td>' . "\n";
}
// Course events
if (!empty($SESSION->cal_show_course)) {
echo '<td class="event_course" style="width: 8px;"></td><td><strong>' . get_string('courseevents', 'calendar') . ':</strong> ';
echo get_string('shown', 'calendar') . ' (<a href="' . CALENDAR_URL . 'set.php?var=showcourses&' . $getvars . '">' . get_string('clickhide', 'calendar') . '</a>)</td>' . "\n";
} else {
echo '<td style="width: 8px;"></td><td><strong>' . get_string('courseevents', 'calendar') . ':</strong> ';
echo get_string('hidden', 'calendar') . ' (<a href="' . CALENDAR_URL . 'set.php?var=showcourses&' . $getvars . '">' . get_string('clickshow', 'calendar') . '</a>)</td>' . "\n";
}
echo "</tr>\n";
if (!empty($USER->id) && !isguest()) {
echo '<tr>';
// Group events
if ($SESSION->cal_show_groups) {
echo '<td class="event_group" style="width: 8px;"></td><td><strong>' . get_string('groupevents', 'calendar') . ':</strong> ';
echo get_string('shown', 'calendar') . ' (<a href="' . CALENDAR_URL . 'set.php?var=showgroups&' . $getvars . '">' . get_string('clickhide', 'calendar') . '</a>)</td>' . "\n";
} else {
echo '<td style="width: 8px;"></td><td><strong>' . get_string('groupevents', 'calendar') . ':</strong> ';
echo get_string('hidden', 'calendar') . ' (<a href="' . CALENDAR_URL . 'set.php?var=showgroups&' . $getvars . '">' . get_string('clickshow', 'calendar') . '</a>)</td>' . "\n";
}
// User events
if ($SESSION->cal_show_user) {
echo '<td class="event_user" style="width: 8px;"></td><td><strong>' . get_string('userevents', 'calendar') . ':</strong> ';
echo get_string('shown', 'calendar') . ' (<a href="' . CALENDAR_URL . 'set.php?var=showuser&' . $getvars . '">' . get_string('clickhide', 'calendar') . '</a>)</td>' . "\n";
} else {
echo '<td style="width: 8px;"></td><td><strong>' . get_string('userevents', 'calendar') . ':</strong> ';
echo get_string('hidden', 'calendar') . ' (<a href="' . CALENDAR_URL . 'set.php?var=showuser&' . $getvars . '">' . get_string('clickshow', 'calendar') . '</a>)</td>' . "\n";
}
echo "</tr>\n";
}
echo '</table></div>';
}
/**
* Filters events that a user cannot see due to grouping constraints
*
* @param array $events The possible events that can occur for modules
* @param array $userid The user's id
* @param string $coursecontext the context value of the course
* @param string $course the course for filtering visibility
* @return array The array with restricted events removed
*/
function block_progress_filter_visibility($events, $userid, $coursecontext, $course = 0)
{
global $CFG, $USER;
$filteredevents = array();
// Check if the events are empty or none are selected.
if ($events === 0) {
return 0;
}
if ($events === null) {
return null;
}
// Keep only events that are visible.
foreach ($events as $key => $event) {
// Determine the correct user info to check.
if ($userid == $USER->id) {
$coursemodule = $event['cm'];
} else {
$coursemodule = block_progress_get_coursemodule($event['type'], $event['id'], $course->id, $userid);
}
// Check visibility in course.
if (!$coursemodule->visible && !has_capability('moodle/course:viewhiddenactivities', $coursecontext, $userid)) {
continue;
}
// Check availability, allowing for visible, but not accessible items.
if (!empty($CFG->enableavailability)) {
if (isset($coursemodule->available) && !$coursemodule->available && empty($coursemodule->availableinfo) && !has_capability('moodle/course:viewhiddenactivities', $coursecontext, $userid)) {
continue;
}
}
// Check visibility by grouping constraints (includes capability check).
if (!empty($CFG->enablegroupmembersonly)) {
if (isset($coursemodule->uservisible)) {
if ($coursemodule->uservisible != 1 && empty($coursemodule->availableinfo)) {
continue;
}
} else {
if (!groups_course_module_visible($coursemodule, $userid)) {
continue;
}
}
}
// Save the visible event.
$filteredevents[] = $event;
}
return $filteredevents;
}
/**
* Determine whether a module instance is visible within a course
*
* Given a valid module object with info about the id and course,
* and the module's type (eg "forum") returns whether the object
* is visible or not
*
* @uses $CFG
* @param $moduletype Name of the module eg 'forum'
* @param $module Object which is the instance of the module
* @return bool
*/
function instance_is_visible($moduletype, $module)
{
global $CFG;
if (!empty($module->id)) {
if ($records = get_records_sql("SELECT cm.instance, cm.visible, cm.groupingid, cm.id, cm.groupmembersonly, cm.course\n FROM {$CFG->prefix}course_modules cm,\n {$CFG->prefix}modules m\n WHERE cm.course = '{$module->course}' AND\n cm.module = m.id AND\n m.name = '{$moduletype}' AND\n cm.instance = '{$module->id}'")) {
foreach ($records as $record) {
// there should only be one - use the first one
return $record->visible && groups_course_module_visible($record);
}
}
}
return true;
// visible by default!
}
function get_all_mods($courseid, &$mods, &$modnames, &$modnamesplural, &$modnamesused)
{
// Returns a number of useful structures for course displays
$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 = get_records("modules")) {
foreach ($allmods as $mod) {
if ($mod->visible) {
$modnames[$mod->name] = get_string("modulename", "{$mod->name}");
$modnamesplural[$mod->name] = get_string("modulenameplural", "{$mod->name}");
}
}
asort($modnames, SORT_LOCALE_STRING);
} else {
error("No modules are installed!");
}
if ($rawmods = get_course_mods($courseid)) {
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 ($modnamesused) {
asort($modnamesused, SORT_LOCALE_STRING);
}
}
}
function workshop_get_recent_mod_activity(&$activities, &$index, $sincetime, $courseid, $workshop = "0", $user = "", $groupid = "")
{
// Returns all workshop posts since a given time. If workshop is specified then
// this restricts the results
global $CFG;
if ($workshop) {
$workshopselect = " AND cm.id = '{$workshop}'";
} else {
$workshopselect = "";
}
if ($user) {
$userselect = " AND u.id = '{$user}'";
} else {
$userselect = "";
}
$posts = get_records_sql("SELECT s.*, u.firstname, u.lastname,\n u.picture, cm.instance, w.name, cm.section, cm.groupmode,\n cm.course, cm.groupingid, cm.groupmembersonly, cm.id as cmid\n FROM {$CFG->prefix}workshop_submissions s,\n {$CFG->prefix}user u,\n {$CFG->prefix}course_modules cm,\n {$CFG->prefix}workshop w\n WHERE s.timecreated > '{$sincetime}' {$workshopselect}\n AND s.userid = u.id {$userselect}\n AND w.course = '{$courseid}'\n AND cm.instance = w.id\n AND cm.course = w.course\n AND s.workshopid = w.id\n ORDER BY s.id");
if (empty($posts)) {
return;
}
foreach ($posts as $post) {
if ((empty($groupid) || groups_is_member($groupid, $post->userid)) && groups_course_module_visible($post)) {
$tmpactivity = new Object();
$tmpactivity->type = "workshop";
$tmpactivity->defaultindex = $index;
$tmpactivity->instance = $post->instance;
$tmpactivity->name = $post->name;
$tmpactivity->section = $post->section;
$tmpactivity->content->id = $post->id;
$tmpactivity->content->title = $post->title;
$tmpactivity->user->userid = $post->userid;
$tmpactivity->user->fullname = fullname($post);
$tmpactivity->user->picture = $post->picture;
$tmpactivity->cmid = $post->cmid;
$tmpactivity->timestamp = $post->timecreated;
$activities[] = $tmpactivity;
$index++;
}
}
return;
}
function calendar_get_mini($courses, $groups, $users, $cal_month = false, $cal_year = false)
{
global $CFG, $USER;
$display = new stdClass();
$display->minwday = get_user_preferences('calendar_startwday', CALENDAR_STARTING_WEEKDAY);
$display->maxwday = $display->minwday + 6;
$content = '';
if (!empty($cal_month) && !empty($cal_year)) {
$thisdate = usergetdate(time());
// Date and time the user sees at his location
if ($cal_month == $thisdate['mon'] && $cal_year == $thisdate['year']) {
// Navigated to this month
$date = $thisdate;
$display->thismonth = true;
} else {
// Navigated to other month, let's do a nice trick and save us a lot of work...
if (!checkdate($cal_month, 1, $cal_year)) {
$date = array('mday' => 1, 'mon' => $thisdate['mon'], 'year' => $thisdate['year']);
$display->thismonth = true;
} else {
$date = array('mday' => 1, 'mon' => $cal_month, 'year' => $cal_year);
$display->thismonth = false;
}
}
} else {
$date = usergetdate(time());
// Date and time the user sees at his location
$display->thismonth = true;
}
// Fill in the variables we 're going to use, nice and tidy
list($d, $m, $y) = array($date['mday'], $date['mon'], $date['year']);
// This is what we want to display
$display->maxdays = calendar_days_in_month($m, $y);
if (get_user_timezone_offset() < 99) {
// We 'll keep these values as GMT here, and offset them when the time comes to query the db
$display->tstart = gmmktime(0, 0, 0, $m, 1, $y);
// This is GMT
$display->tend = gmmktime(23, 59, 59, $m, $display->maxdays, $y);
// GMT
} else {
// no timezone info specified
$display->tstart = mktime(0, 0, 0, $m, 1, $y);
$display->tend = mktime(23, 59, 59, $m, $display->maxdays, $y);
}
$startwday = dayofweek(1, $m, $y);
// Align the starting weekday to fall in our display range
// This is simple, not foolproof.
if ($startwday < $display->minwday) {
$startwday += 7;
}
// TODO: THIS IS TEMPORARY CODE!
// [pj] I was just reading through this and realized that I when writing this code I was probably
// asking for trouble, as all these time manipulations seem to be unnecessary and a simple
// make_timestamp would accomplish the same thing. So here goes a test:
//$test_start = make_timestamp($y, $m, 1);
//$test_end = make_timestamp($y, $m, $display->maxdays, 23, 59, 59);
//if($test_start != usertime($display->tstart) - dst_offset_on($display->tstart)) {
//notify('Failed assertion in calendar/lib.php line 126; display->tstart = '.$display->tstart.', dst_offset = '.dst_offset_on($display->tstart).', usertime = '.usertime($display->tstart).', make_t = '.$test_start);
//}
//if($test_end != usertime($display->tend) - dst_offset_on($display->tend)) {
//notify('Failed assertion in calendar/lib.php line 130; display->tend = '.$display->tend.', dst_offset = '.dst_offset_on($display->tend).', usertime = '.usertime($display->tend).', make_t = '.$test_end);
//}
// Get the events matching our criteria. Don't forget to offset the timestamps for the user's TZ!
$events = calendar_get_events(usertime($display->tstart) - dst_offset_on($display->tstart), usertime($display->tend) - dst_offset_on($display->tend), $users, $groups, $courses);
// Set event course class for course events
if (!empty($events)) {
foreach ($events as $eventid => $event) {
if (!empty($event->modulename)) {
$cm = get_coursemodule_from_instance($event->modulename, $event->instance);
if (!groups_course_module_visible($cm)) {
unset($events[$eventid]);
}
}
}
}
// This is either a genius idea or an idiot idea: in order to not complicate things, we use this rule: if, after
// possibly removing SITEID from $courses, there is only one course left, then clicking on a day in the month
// will also set the $SESSION->cal_courses_shown variable to that one course. Otherwise, we 'd need to add extra
// arguments to this function.
$morehref = '';
if (!empty($courses)) {
$courses = array_diff($courses, array(SITEID));
if (count($courses) == 1) {
$morehref = '&course=' . reset($courses);
}
}
// We want to have easy access by day, since the display is on a per-day basis.
// Arguments passed by reference.
//calendar_events_by_day($events, $display->tstart, $eventsbyday, $durationbyday, $typesbyday);
calendar_events_by_day($events, $m, $y, $eventsbyday, $durationbyday, $typesbyday, $courses);
//Accessibility: added summary and <abbr> elements.
///global $CALENDARDAYS; appears to be broken.
$days_title = array('sunday', 'monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday');
$summary = get_string('calendarheading', 'calendar', userdate(make_timestamp($y, $m), get_string('strftimemonthyear')));
$summary = get_string('tabledata', 'access', $summary);
$content .= '<table class="minicalendar" summary="' . $summary . '">';
// Begin table
$content .= '<tr class="weekdays">';
// Header row: day names
// Print out the names of the weekdays
$days = array('sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat');
for ($i = $display->minwday; $i <= $display->maxwday; ++$i) {
// This uses the % operator to get the correct weekday no matter what shift we have
// applied to the $display->minwday : $display->maxwday range from the default 0 : 6
$content .= '<th scope="col"><abbr title="' . get_string($days_title[$i % 7], 'calendar') . '">' . get_string($days[$i % 7], 'calendar') . "</abbr></th>\n";
}
$content .= '</tr><tr>';
// End of day names; prepare for day numbers
// For the table display. $week is the row; $dayweek is the column.
$dayweek = $startwday;
// Paddding (the first week may have blank days in the beginning)
for ($i = $display->minwday; $i < $startwday; ++$i) {
$content .= '<td class="dayblank"> </td>' . "\n";
}
// Now display all the calendar
for ($day = 1; $day <= $display->maxdays; ++$day, ++$dayweek) {
if ($dayweek > $display->maxwday) {
// We need to change week (table row)
$content .= '</tr><tr>';
$dayweek = $display->minwday;
}
// Reset vars
$cell = '';
if (CALENDAR_WEEKEND & 1 << $dayweek % 7) {
// Weekend. This is true no matter what the exact range is.
$class = 'weekend day';
} else {
// Normal working day.
$class = 'day';
}
// Special visual fx if an event is defined
if (isset($eventsbyday[$day])) {
$dayhref = calendar_get_link_href(CALENDAR_URL . 'view.php?view=day' . $morehref . '&', $day, $m, $y);
// OverLib popup
$popupcontent = '';
foreach ($eventsbyday[$day] as $eventid) {
if (!isset($events[$eventid])) {
continue;
}
$event = $events[$eventid];
if (!empty($event->modulename)) {
$popupicon = $CFG->modpixpath . '/' . $event->modulename . '/icon.gif';
$popupalt = $event->modulename;
} else {
if ($event->courseid == SITEID) {
// Site event
$popupicon = $CFG->pixpath . '/c/site.gif';
$popupalt = '';
} else {
if ($event->courseid != 0 && $event->courseid != SITEID && $event->groupid == 0) {
// Course event
$popupicon = $CFG->pixpath . '/c/course.gif';
$popupalt = '';
} else {
if ($event->groupid) {
// Group event
$popupicon = $CFG->pixpath . '/c/group.gif';
$popupalt = '';
} else {
if ($event->userid) {
// User event
$popupicon = $CFG->pixpath . '/c/user.gif';
$popupalt = '';
}
}
}
}
}
$popupcontent .= '<div><img class="icon" src="' . $popupicon . '" alt="' . $popupalt . '" /><a href="' . $dayhref . '#event_' . $event->id . '">' . format_string($event->name, true) . '</a></div>';
}
//Accessibility: functionality moved to calendar_get_popup.
if ($display->thismonth && $day == $d) {
$popup = calendar_get_popup(true, $events[$eventid]->timestart, $popupcontent);
} else {
$popup = calendar_get_popup(false, $events[$eventid]->timestart, $popupcontent);
}
// Class and cell content
if (isset($typesbyday[$day]['startglobal'])) {
$class .= ' event_global';
} else {
if (isset($typesbyday[$day]['startcourse'])) {
$class .= ' event_course';
} else {
if (isset($typesbyday[$day]['startgroup'])) {
$class .= ' event_group';
} else {
if (isset($typesbyday[$day]['startuser'])) {
$class .= ' event_user';
}
}
}
}
$cell = '<a href="' . $dayhref . '" ' . $popup . '>' . $day . '</a>';
} else {
$cell = $day;
}
if (isset($typesbyday[$day]['durationglobal'])) {
$class .= ' duration_global';
} else {
if (isset($typesbyday[$day]['durationcourse'])) {
$class .= ' duration_course';
} else {
if (isset($typesbyday[$day]['durationgroup'])) {
$class .= ' duration_group';
} else {
if (isset($typesbyday[$day]['durationuser'])) {
$class .= ' duration_user';
}
}
}
}
// If event has a class set then add it to the table day <td> tag
// Note: only one colour for minicalendar
if (isset($eventsbyday[$day])) {
foreach ($eventsbyday[$day] as $eventid) {
if (!isset($events[$eventid])) {
continue;
}
$event = $events[$eventid];
if (!empty($event->class)) {
$class .= ' ' . $event->class;
}
break;
}
}
// Special visual fx for today
//Accessibility: hidden text for today, and popup.
if ($display->thismonth && $day == $d) {
$class .= ' today';
$today = get_string('today', 'calendar') . ' ' . userdate(time(), get_string('strftimedayshort'));
if (!isset($eventsbyday[$day])) {
$class .= ' eventnone';
$popup = calendar_get_popup(true, false);
$cell = '<a href="#" ' . $popup . '>' . $day . '</a>';
}
$cell = get_accesshide($today . ' ') . $cell;
}
// Just display it
if (!empty($class)) {
$class = ' class="' . $class . '"';
}
$content .= '<td' . $class . '>' . $cell . "</td>\n";
}
// Paddding (the last week may have blank days at the end)
for ($i = $dayweek; $i <= $display->maxwday; ++$i) {
$content .= '<td class="dayblank"> </td>';
}
$content .= '</tr>';
// Last row ends
$content .= '</table>';
// Tabular display of days ends
return $content;
}
/**
* TODO document
*/
function forum_get_recent_mod_activity(&$activities, &$index, $sincetime, $courseid, $cmid = "0", $user = "", $groupid = "")
{
// Returns all forum posts since a given time. If forum is specified then
// this restricts the results
global $CFG;
if ($cmid) {
$forumselect = " AND cm.id = '{$cmid}'";
} else {
$forumselect = "";
}
if ($user) {
$userselect = " AND u.id = '{$user}'";
} else {
$userselect = "";
}
$posts = get_records_sql("SELECT p.*, d.name, u.firstname, u.lastname,\n u.picture, d.groupid, cm.instance, f.name,\n cm.section, cm.id AS cmid\n FROM {$CFG->prefix}forum_posts p,\n {$CFG->prefix}forum_discussions d,\n {$CFG->prefix}user u,\n {$CFG->prefix}course_modules cm,\n {$CFG->prefix}forum f\n WHERE p.modified > '{$sincetime}' {$forumselect}\n AND p.userid = u.id {$userselect}\n AND d.course = '{$courseid}'\n AND p.discussion = d.id\n AND cm.instance = f.id\n AND cm.course = d.course\n AND cm.course = f.course\n AND f.id = d.forum\n ORDER BY p.discussion ASC,p.created ASC");
if (empty($posts)) {
return;
}
foreach ($posts as $post) {
$modcontext = get_context_instance(CONTEXT_MODULE, $post->cmid);
$canviewallgroups = has_capability('moodle/site:accessallgroups', $modcontext);
if ($groupid and ($post->groupid != -1 and $groupid != $post->groupid and !$canviewallgroups)) {
continue;
}
if (!groups_course_module_visible($post->cmid)) {
continue;
}
$tmpactivity = new Object();
$tmpactivity->type = "forum";
$tmpactivity->defaultindex = $index;
$tmpactivity->instance = $post->instance;
$tmpactivity->name = $post->name;
$tmpactivity->section = $post->section;
$tmpactivity->content->id = $post->id;
$tmpactivity->content->discussion = $post->discussion;
$tmpactivity->content->subject = $post->subject;
$tmpactivity->content->parent = $post->parent;
$tmpactivity->user->userid = $post->userid;
$tmpactivity->user->fullname = fullname($post);
$tmpactivity->user->picture = $post->picture;
$tmpactivity->timestamp = $post->modified;
$activities[] = $tmpactivity;
$index++;
}
return;
}
/**
* Get Calendar events
*
* @param array $events A list of events
* @package array $options various options
* @return array Array of event details
* @since Moodle 2.5
*/
public static function get_calendar_events($events = array(), $options = array())
{
global $SITE, $DB, $USER, $CFG;
require_once $CFG->dirroot . "/calendar/lib.php";
// Parameter validation.
$params = self::validate_parameters(self::get_calendar_events_parameters(), array('events' => $events, 'options' => $options));
$funcparam = array('courses' => array(), 'groups' => array());
$hassystemcap = has_capability('moodle/calendar:manageentries', context_system::instance());
$warnings = array();
// Let us findout courses that we can return events from.
if (!$hassystemcap) {
foreach ($params['events']['courseids'] as $id) {
try {
$context = context_course::instance($id);
self::validate_context($context);
$funcparam['courses'][] = $id;
} catch (Exception $e) {
$warnings[] = array('item' => 'course', 'itemid' => $id, 'warningcode' => 'nopermissions', 'message' => 'No access rights in course context ' . $e->getMessage() . $e->getTraceAsString());
continue;
}
}
} else {
$courses = $params['events']['courseids'];
$funcparam['courses'] = $courses;
}
// Let us findout groups that we can return events from.
if (!$hassystemcap) {
$groups = groups_get_my_groups();
$groups = array_keys($groups);
foreach ($params['events']['groupids'] as $id) {
if (in_array($id, $groups)) {
$funcparam['groups'][] = $id;
} else {
$warnings[] = array('item' => $id, 'warningcode' => 'nopermissions', 'message' => 'you do not have permissions to access this group');
}
}
} else {
$groups = $params['events']['groupids'];
$funcparam['groups'] = $groups;
}
// Do we need user events?
if (!empty($params['options']['userevents'])) {
$funcparam['users'] = array($USER->id);
} else {
$funcparam['users'] = false;
}
// Do we need site events?
if (!empty($params['options']['siteevents'])) {
$funcparam['courses'][] = $SITE->id;
}
$eventlist = calendar_get_events($params['options']['timestart'], $params['options']['timeend'], $funcparam['users'], $funcparam['groups'], $funcparam['courses'], true, $params['options']['ignorehidden']);
// WS expects arrays.
$events = array();
foreach ($eventlist as $id => $event) {
$events[$id] = (array) $event;
}
// We need to get events asked for eventids.
$eventsbyid = calendar_get_events_by_id($params['events']['eventids']);
foreach ($eventsbyid as $eventid => $eventobj) {
$event = (array) $eventobj;
if (isset($events[$eventid])) {
continue;
}
if ($hassystemcap) {
// User can see everything, no further check is needed.
$events[$eventid] = $event;
} else {
if (!empty($eventobj->modulename)) {
$cm = get_coursemodule_from_instance($eventobj->modulename, $eventobj->instance);
if (groups_course_module_visible($cm)) {
$events[$eventid] = $event;
}
} else {
// Can the user actually see this event?
$eventobj = calendar_event::load($eventobj);
if ($eventobj->courseid == $SITE->id || !empty($eventobj->groupid) && in_array($eventobj->groupid, $groups) || !empty($eventobj->courseid) && in_array($eventobj->courseid, $courses) || $USER->id == $eventobj->userid || calendar_edit_event_allowed($eventid)) {
$events[$eventid] = $event;
} else {
$warnings[] = array('item' => $eventid, 'warningcode' => 'nopermissions', 'message' => 'you do not have permissions to view this event');
}
}
}
}
return array('events' => $events, 'warnings' => $warnings);
}
function get_sessions($display, $groups, $users, $courses, $activefilters, &$events, &$sessionids) {
global $cfgcalendarfilters;
// Get events from database.
$events = calendar_get_events(usertime($display->tstart), usertime($display->tend), $users, $groups, $courses);
if (!empty($events)) {
// Check if any filters has been selected.
if ($cfgcalendarfilters) {
$defaultfieldsessionids = get_matches_defaultfields($events);
foreach ($defaultfieldsessionids as $defaultfield) {
$sessiondata['sessionids'][] = $defaultfield->sessionid;
$sessiondata['timestart'][] = (int)$defaultfield->timestart;
$sessiondata['timefinish'][] = (int)$defaultfield->timefinish;
}
}
foreach ($events as $eventid => $event) {
if (empty($event->modulename)) {
continue; // Nothing to check.
}
// Check that facetoface events match all filters.
$sessionid = (int)$event->uuid;
if ('facetoface' == $event->modulename and $sessionid > 0) {
$matchesallfilters = true;
// Check if there are active filters and they are not empty.
if ($cfgcalendarfilters && count($activefilters['defaultfields'])) {
if (!count($defaultfieldsessionids) || !matches_defaultfield_filters($sessiondata, $event)) {
unset($events[$eventid]);
continue;
}
}
foreach ($activefilters['customfields'] as $fieldid => $fieldvalue) {
if (!matches_filter($fieldid, $fieldvalue, $sessionid)) {
// Different value => no match.
$matchesallfilters = false;
break;
}
}
if ($matchesallfilters) {
$sessionids[] = $sessionid;
}
else {
unset($events[$eventid]);
continue; // Move to next event.
}
}
// Group checks.
$cm = get_coursemodule_from_instance($event->modulename, $event->instance);
if (!groups_course_module_visible($cm)) {
unset($events[$eventid]);
}
}
}
}
/**
* Given a course and a (current) coursemodule
* This function returns a small popup menu with all the
* course activity modules in it, as a navigation menu
* The data is taken from the serialised array stored in
* the course record
*
* @param course $course A {@link $COURSE} object.
* @param course $cm A {@link $COURSE} object.
* @param string $targetwindow ?
* @return string
* @todo Finish documenting this function
*/
function navmenu($course, $cm = NULL, $targetwindow = 'self')
{
global $CFG, $THEME, $USER;
if (empty($THEME->navmenuwidth)) {
$width = 50;
} else {
$width = $THEME->navmenuwidth;
}
if ($cm) {
$cm = $cm->id;
}
if ($course->format == 'weeks') {
$strsection = get_string('week');
} else {
$strsection = get_string('topic');
}
$strjumpto = get_string('jumpto');
/// Casting $course->modinfo to string prevents one notice when the field is null
if (!($modinfo = unserialize((string) $course->modinfo))) {
return '';
}
$context = get_context_instance(CONTEXT_COURSE, $course->id);
$section = -1;
$selected = '';
$url = '';
$previousmod = NULL;
$backmod = NULL;
$nextmod = NULL;
$selectmod = NULL;
$logslink = NULL;
$flag = false;
$menu = array();
$menustyle = array();
$sections = get_records('course_sections', 'course', $course->id, 'section', 'section,visible,summary');
if (!empty($THEME->makenavmenulist)) {
/// A hack to produce an XHTML navmenu list for use in themes
$THEME->navmenulist = navmenulist($course, $sections, $modinfo, $strsection, $strjumpto, $width, $cm);
}
foreach ($modinfo as $mod) {
if ($mod->mod == 'label') {
continue;
}
if ($mod->section > $course->numsections) {
/// Don't show excess hidden sections
break;
}
$mod->id = $mod->cm;
$mod->course = $course->id;
if (!groups_course_module_visible($mod)) {
continue;
}
if ($mod->section > 0 and $section != $mod->section) {
$thissection = $sections[$mod->section];
if ($thissection->visible or !$course->hiddensections or has_capability('moodle/course:viewhiddensections', $context)) {
$thissection->summary = strip_tags(format_string($thissection->summary, true));
if ($course->format == 'weeks' or empty($thissection->summary)) {
$menu[] = '--' . $strsection . " " . $mod->section;
} else {
if (strlen($thissection->summary) < $width - 3) {
$menu[] = '--' . $thissection->summary;
} else {
$menu[] = '--' . substr($thissection->summary, 0, $width) . '...';
}
}
}
}
$section = $mod->section;
//Only add visible or teacher mods to jumpmenu
if ($mod->visible or has_capability('moodle/course:viewhiddenactivities', get_context_instance(CONTEXT_MODULE, $mod->cm))) {
$url = $mod->mod . '/view.php?id=' . $mod->cm;
if ($flag) {
// the current mod is the "next" mod
$nextmod = $mod;
$flag = false;
}
if ($cm == $mod->cm) {
$selected = $url;
$selectmod = $mod;
$backmod = $previousmod;
$flag = true;
// set flag so we know to use next mod for "next"
$mod->name = $strjumpto;
$strjumpto = '';
} else {
$mod->name = strip_tags(format_string(urldecode($mod->name), true));
if (strlen($mod->name) > $width + 5) {
$mod->name = substr($mod->name, 0, $width) . '...';
}
if (!$mod->visible) {
$mod->name = '(' . $mod->name . ')';
}
}
$menu[$url] = $mod->name;
if (empty($THEME->navmenuiconshide)) {
$menustyle[$url] = 'style="background-image: url(' . $CFG->modpixpath . '/' . $mod->mod . '/icon.gif);"';
// Unfortunately necessary to do this here
}
$previousmod = $mod;
}
}
//Accessibility: added Alt text, replaced > < with 'silent' character and 'accesshide' text.
if ($selectmod and has_capability('moodle/site:viewreports', $context)) {
$logstext = get_string('alllogs');
$logslink = '<li>' . "\n" . '<a title="' . $logstext . '" ' . $CFG->frametarget . 'onclick="this.target=\'' . $CFG->framename . '\';"' . ' href="' . $CFG->wwwroot . '/course/report/log/index.php?chooselog=1&user=0&date=0&id=' . $course->id . '&modid=' . $selectmod->cm . '">' . '<img class="icon log" src="' . $CFG->pixpath . '/i/log.gif" alt="' . $logstext . '" /></a>' . "\n" . '</li>';
}
if ($backmod) {
$backtext = get_string('activityprev', 'access');
$backmod = '<li><form action="' . $CFG->wwwroot . '/mod/' . $backmod->mod . '/view.php" ' . 'onclick="this.target=\'' . $CFG->framename . '\';"' . '><fieldset class="invisiblefieldset">' . '<input type="hidden" name="id" value="' . $backmod->cm . '" />' . '<button type="submit" title="' . $backtext . '">' . link_arrow_left($backtext, $url = '', $accesshide = true) . '</button></fieldset></form></li>';
}
if ($nextmod) {
$nexttext = get_string('activitynext', 'access');
$nextmod = '<li><form action="' . $CFG->wwwroot . '/mod/' . $nextmod->mod . '/view.php" ' . 'onclick="this.target=\'' . $CFG->framename . '\';"' . '><fieldset class="invisiblefieldset">' . '<input type="hidden" name="id" value="' . $nextmod->cm . '" />' . '<button type="submit" title="' . $nexttext . '">' . link_arrow_right($nexttext, $url = '', $accesshide = true) . '</button></fieldset></form></li>';
}
return '<div class="navigation">' . "\n" . '<ul>' . $logslink . $backmod . '<li>' . popup_form($CFG->wwwroot . '/mod/', $menu, 'navmenupopup', $selected, $strjumpto, '', '', true, $targetwindow, '', $menustyle) . '</li>' . $nextmod . '</ul>' . "\n" . '</div>';
}
/**
* Displays a month in detail
*
* @param calendar_information $calendar
* @param moodle_url $returnurl the url to return to
* @return string
*/
public function show_month_detailed(calendar_information $calendar, moodle_url $returnurl = null)
{
global $CFG;
if (empty($returnurl)) {
$returnurl = $this->page->url;
}
// Get the calendar type we are using.
$calendartype = \core_calendar\type_factory::get_calendar_instance();
// Store the display settings.
$display = new stdClass();
$display->thismonth = false;
// Get the specified date in the calendar type being used.
$date = $calendartype->timestamp_to_date_array($calendar->time);
$thisdate = $calendartype->timestamp_to_date_array(time());
if ($date['mon'] == $thisdate['mon'] && $date['year'] == $thisdate['year']) {
$display->thismonth = true;
$date = $thisdate;
$calendar->time = time();
}
// Get Gregorian date for the start of the month.
$gregoriandate = $calendartype->convert_to_gregorian($date['year'], $date['mon'], 1);
// Store the gregorian date values to be used later.
list($gy, $gm, $gd, $gh, $gmin) = array($gregoriandate['year'], $gregoriandate['month'], $gregoriandate['day'], $gregoriandate['hour'], $gregoriandate['minute']);
// Get the starting week day for this month.
$startwday = dayofweek(1, $date['mon'], $date['year']);
// Get the days in a week.
$daynames = calendar_get_days();
// Store the number of days in a week.
$numberofdaysinweek = $calendartype->get_num_weekdays();
$display->minwday = calendar_get_starting_weekday();
$display->maxwday = $display->minwday + ($numberofdaysinweek - 1);
$display->maxdays = calendar_days_in_month($date['mon'], $date['year']);
// These are used for DB queries, so we want unixtime, so we need to use Gregorian dates.
$display->tstart = make_timestamp($gy, $gm, $gd, $gh, $gmin, 0);
$display->tend = $display->tstart + $display->maxdays * DAYSECS - 1;
// Align the starting weekday to fall in our display range
// This is simple, not foolproof.
if ($startwday < $display->minwday) {
$startwday += $numberofdaysinweek;
}
// Get events from database
$events = calendar_get_events($display->tstart, $display->tend, $calendar->users, $calendar->groups, $calendar->courses);
if (!empty($events)) {
foreach ($events as $eventid => $event) {
$event = new calendar_event($event);
if (!empty($event->modulename)) {
$cm = get_coursemodule_from_instance($event->modulename, $event->instance);
if (!groups_course_module_visible($cm)) {
unset($events[$eventid]);
}
}
}
}
// Extract information: events vs. time
calendar_events_by_day($events, $date['mon'], $date['year'], $eventsbyday, $durationbyday, $typesbyday, $calendar->courses);
$output = html_writer::start_tag('div', array('class' => 'header'));
if (calendar_user_can_add_event($calendar->course)) {
$output .= $this->add_event_button($calendar->course->id, 0, 0, 0, $calendar->time);
}
$output .= $this->course_filter_selector($returnurl, get_string('detailedmonthviewfor', 'calendar'));
$output .= html_writer::end_tag('div', array('class' => 'header'));
// Controls
$output .= html_writer::tag('div', calendar_top_controls('month', array('id' => $calendar->courseid, 'time' => $calendar->time)), array('class' => 'controls'));
$table = new html_table();
$table->attributes = array('class' => 'calendarmonth calendartable');
$table->summary = get_string('calendarheading', 'calendar', userdate($calendar->time, get_string('strftimemonthyear')));
$table->data = array();
// Get the day names as the header.
$header = array();
for ($i = $display->minwday; $i <= $display->maxwday; ++$i) {
$header[] = $daynames[$i % $numberofdaysinweek]['shortname'];
}
$table->head = $header;
// For the table display. $week is the row; $dayweek is the column.
$week = 1;
$dayweek = $startwday;
$row = new html_table_row(array());
// Paddding (the first week may have blank days in the beginning)
for ($i = $display->minwday; $i < $startwday; ++$i) {
$cell = new html_table_cell(' ');
$cell->attributes = array('class' => 'nottoday dayblank');
$row->cells[] = $cell;
}
// Now display all the calendar
$weekend = CALENDAR_DEFAULT_WEEKEND;
if (isset($CFG->calendar_weekend)) {
$weekend = intval($CFG->calendar_weekend);
}
$daytime = strtotime('-1 day', $display->tstart);
for ($day = 1; $day <= $display->maxdays; ++$day, ++$dayweek) {
$daytime = strtotime('+1 day', $daytime);
if ($dayweek > $display->maxwday) {
// We need to change week (table row)
$table->data[] = $row;
$row = new html_table_row(array());
$dayweek = $display->minwday;
++$week;
}
// Reset vars
$cell = new html_table_cell();
$dayhref = calendar_get_link_href(new moodle_url(CALENDAR_URL . 'view.php', array('view' => 'day', 'course' => $calendar->courseid)), 0, 0, 0, $daytime);
$cellclasses = array();
if ($weekend & 1 << $dayweek % $numberofdaysinweek) {
// Weekend. This is true no matter what the exact range is.
$cellclasses[] = 'weekend';
}
// Special visual fx if an event is defined
if (isset($eventsbyday[$day])) {
if (count($eventsbyday[$day]) == 1) {
$title = get_string('oneevent', 'calendar');
} else {
$title = get_string('manyevents', 'calendar', count($eventsbyday[$day]));
}
$cell->text = html_writer::tag('div', html_writer::link($dayhref, $day, array('title' => $title)), array('class' => 'day'));
} else {
$cell->text = html_writer::tag('div', $day, array('class' => 'day'));
}
// Special visual fx if an event spans many days
$durationclass = false;
if (isset($typesbyday[$day]['durationglobal'])) {
$durationclass = 'duration_global';
} else {
if (isset($typesbyday[$day]['durationcourse'])) {
$durationclass = 'duration_course';
} else {
if (isset($typesbyday[$day]['durationgroup'])) {
$durationclass = 'duration_group';
} else {
if (isset($typesbyday[$day]['durationuser'])) {
$durationclass = 'duration_user';
}
}
}
}
if ($durationclass) {
$cellclasses[] = 'duration';
$cellclasses[] = $durationclass;
}
// Special visual fx for today
if ($display->thismonth && $day == $date['mday']) {
$cellclasses[] = 'day today';
} else {
$cellclasses[] = 'day nottoday';
}
$cell->attributes = array('class' => join(' ', $cellclasses));
if (isset($eventsbyday[$day])) {
$cell->text .= html_writer::start_tag('ul', array('class' => 'events-new'));
foreach ($eventsbyday[$day] as $eventindex) {
// If event has a class set then add it to the event <li> tag
$attributes = array();
if (!empty($events[$eventindex]->class)) {
$attributes['class'] = $events[$eventindex]->class;
}
$dayhref->set_anchor('event_' . $events[$eventindex]->id);
$link = html_writer::link($dayhref, format_string($events[$eventindex]->name, true));
$cell->text .= html_writer::tag('li', $link, $attributes);
}
$cell->text .= html_writer::end_tag('ul');
}
if (isset($durationbyday[$day])) {
$cell->text .= html_writer::start_tag('ul', array('class' => 'events-underway'));
foreach ($durationbyday[$day] as $eventindex) {
$cell->text .= html_writer::tag('li', '[' . format_string($events[$eventindex]->name, true) . ']', array('class' => 'events-underway'));
}
$cell->text .= html_writer::end_tag('ul');
}
$row->cells[] = $cell;
}
// Paddding (the last week may have blank days at the end)
for ($i = $dayweek; $i <= $display->maxwday; ++$i) {
$cell = new html_table_cell(' ');
$cell->attributes = array('class' => 'nottoday dayblank');
$row->cells[] = $cell;
}
$table->data[] = $row;
$output .= html_writer::table($table);
return $output;
}
/**
* Checks if an activity is visible to the given user.
*
* Unlike other checks in the availability system, this check includes the
* $cm->visible flag and also (if enabled) the groupmembersonly feature.
* It is equivalent to $cm->uservisible.
*
* If you have already checked (or do not care whether) the user has access
* to the course, you can set $checkcourse to false to save it checking
* course access.
*
* When checking for the current user, you should generally not call
* this function. Instead, use get_fast_modinfo to get a cm_info object,
* then simply check the $cm->uservisible flag. This function is intended
* to obtain that information for a separate course-module object that
* wasn't loaded with get_fast_modinfo, or for a different user.
*
* This function has a performance cost unless the availability system is
* disabled, and you supply a $cm object with necessary fields, and you
* don't check course access.
*
* @param int|\stdClass|\cm_info $cmorid Object or id representing activity
* @param int $userid User id (0 = current user)
* @param bool $checkcourse If true, checks whether the user has course access
* @return bool True if the activity is visible to the specified user
* @throws \moodle_exception If the cmid doesn't exist
*/
public static function is_user_visible($cmorid, $userid = 0, $checkcourse = true)
{
global $USER, $DB, $CFG;
// Evaluate user id.
if (!$userid) {
$userid = $USER->id;
}
// If this happens to be already called with a cm_info for the right user
// then just return uservisible.
if ($cmorid instanceof \cm_info && $cmorid->get_modinfo()->userid == $userid) {
return $cmorid->uservisible;
}
// If the $cmorid isn't an object or doesn't have required fields, load it.
if (is_object($cmorid) && isset($cmorid->course) && isset($cmorid->visible)) {
$cm = $cmorid;
} else {
if (is_object($cmorid)) {
$cmorid = $cmorid->id;
}
$cm = $DB->get_record('course_modules', array('id' => $cmorid), '*', MUST_EXIST);
}
// Check the groupmembersonly feature.
if (!groups_course_module_visible($cm, $userid)) {
return false;
}
// If requested, check user can access the course.
if ($checkcourse) {
$coursecontext = \context_course::instance($cm->course);
if (!is_enrolled($coursecontext, $userid, '', true) && !has_capability('moodle/course:view', $coursecontext, $userid)) {
return false;
}
}
// If availability is disabled, then all we need to do is check the visible flag.
if (!$CFG->enableavailability && $cm->visible) {
return true;
}
// When availability is enabled, access can depend on 3 things:
// 1. $cm->visible
// 2. $cm->availability
// 3. $section->availability (for activity section and possibly for
// parent sections)
// As a result we cannot take short cuts any longer and must get
// standard modinfo.
$modinfo = get_fast_modinfo($cm->course, $userid);
return $modinfo->get_cm($cm->id)->uservisible;
}
function print_section($course, $section, $mods, $modnamesused, $absolute = false, $width = "100%")
{
/// Prints a section full of activity modules
global $CFG, $USER;
static $groupbuttons;
static $groupbuttonslink;
static $isteacher;
static $isediting;
static $ismoving;
static $strmovehere;
static $strmovefull;
static $strunreadpostsone;
static $untracked;
static $usetracking;
$labelformatoptions = new stdClass();
if (!isset($isteacher)) {
$groupbuttons = ($course->groupmode or !$course->groupmodeforce);
$groupbuttonslink = !$course->groupmodeforce;
$isediting = isediting($course->id);
$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');
$untracked = forum_tp_get_untracked_forums($USER->id, $course->id);
}
}
$labelformatoptions->noclean = true;
/// Casting $course->modinfo to string prevents one notice when the field is null
$modinfo = unserialize((string) $course->modinfo);
$groupings = groups_get_all_groupings($course->id);
//Acccessibility: 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 (($mod->visible or has_capability('moodle/course:viewhiddenactivities', get_context_instance(CONTEXT_COURSE, $course->id))) && (!$ismoving || $mod->id != $USER->activitycopy) && groups_course_module_visible($mod)) {
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=' . $USER->sesskey . '">' . '<img class="movetarget" src="' . $CFG->pixpath . '/movehere.gif" ' . ' alt="' . $strmovehere . '" /></a><br />
';
}
$instancename = urldecode($modinfo[$modnumber]->name);
$instancename = format_string($instancename, true, $course->id);
if (!empty($modinfo[$modnumber]->extra)) {
$extra = urldecode($modinfo[$modnumber]->extra);
} else {
$extra = "";
}
if (!empty($modinfo[$modnumber]->icon)) {
$icon = "{$CFG->pixpath}/" . urldecode($modinfo[$modnumber]->icon);
} else {
$icon = "{$CFG->modpixpath}/{$mod->modname}/icon.gif";
}
if ($mod->indent) {
print_spacer(12, 20 * $mod->indent, false);
}
if ($mod->modname == "label") {
if (!$mod->visible) {
echo "<span class=\"dimmed_text\">";
}
echo format_text($extra, FORMAT_HTML, $labelformatoptions);
if (!$mod->visible) {
echo "</span>";
}
} else {
// Normal activity
//Accessibility: for files get description via icon.
$altname = '';
if ('resource' == $mod->modname) {
if (!empty($modinfo[$modnumber]->icon)) {
$possaltname = $modinfo[$modnumber]->icon;
$mimetype = mimeinfo_from_icon('type', $possaltname);
$altname = get_mimetype_description($mimetype);
} else {
$altname = $mod->modfullname;
}
} else {
$altname = $mod->modfullname;
}
// Avoid unnecessary duplication.
if (false !== stripos($instancename, $altname)) {
$altname = '';
}
// File type after name, for alphabetic lists (screen reader).
if ($altname) {
$altname = get_accesshide(' ' . $altname);
}
$linkcss = $mod->visible ? "" : " class=\"dimmed\" ";
echo '<a ' . $linkcss . ' ' . $extra . ' href="' . $CFG->wwwroot . '/mod/' . $mod->modname . '/view.php?id=' . $mod->id . '">' . '<img src="' . $icon . '" class="activityicon" alt="" /> <span>' . $instancename . $altname . '</span></a>';
if (!empty($CFG->enablegroupings) && !empty($mod->groupingid) && has_capability('moodle/course:managegroups', get_context_instance(CONTEXT_COURSE, $course->id))) {
echo " <span class=\"groupinglabel\"> - " . format_string($groupings[$mod->groupingid]->name) . '</span>';
}
}
if ($usetracking && $mod->modname == 'forum') {
$groupmode = groups_get_course_groupmode($course, $mod);
$groupid = $groupmode == SEPARATEGROUPS && !has_capability('moodle/course:managegroups', get_context_instance(CONTEXT_COURSE, $course->id)) ? groups_get_course_group($course, true) : false;
if (forum_tp_can_track_forums() && !isset($untracked[$mod->instance])) {
$unread = forum_tp_count_forum_unread_posts($USER->id, $mod->instance, $groupid);
if ($unread) {
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) {
// TODO: we must define this as mod property!
if ($groupbuttons and $mod->modname != 'label' and $mod->modname != 'resource' and $mod->modname != 'glossary') {
if (!($mod->groupmodelink = $groupbuttonslink)) {
$mod->groupmode = $course->groupmode;
}
} else {
$mod->groupmode = false;
}
echo ' ';
echo make_editing_buttons($mod, $absolute, true, $mod->indent, $section->section);
}
echo "</li>\n";
}
}
} elseif ($ismoving) {
echo "<ul class=\"section\">\n";
}
if ($ismoving) {
echo '<li><a title="' . $strmovefull . '"' . ' href="' . $CFG->wwwroot . '/course/mod.php?movetosection=' . $section->id . '&sesskey=' . $USER->sesskey . '">' . '<img class="movetarget" src="' . $CFG->pixpath . '/movehere.gif" ' . ' alt="' . $strmovehere . '" /></a></li>
';
}
if (!empty($section->sequence) || $ismoving) {
echo "</ul><!--class='section'-->\n\n";
}
}
if ($course->id != SITEID) {
// Only real courses have learning forums
// Add extra field for section number, at the front
if ($course->format == 'weeks' or $course->format == 'weekscss') {
array_unshift($learningtable->head, $strweek);
} else {
array_unshift($learningtable->head, $strsection);
}
array_unshift($learningtable->align, "center");
if ($learningforums) {
$currentsection = "";
foreach ($learningforums as $key => $forum) {
$forum->visible = instance_is_visible("forum", $forum) || has_capability('moodle/course:view', $coursecontext);
$cm = get_coursemodule_from_instance("forum", $forum->id, $course->id);
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
if (!groups_course_module_visible($cm)) {
continue;
}
$currentgroup = groups_get_activity_group($cm);
$groupmode = groups_get_activity_groupmode($cm);
$cantaccessagroup = $groupmode and !has_capability('moodle/site:accessallgroups', $context) and !mygroupid($course->id);
if ($groupmode == SEPARATEGROUPS and !has_capability('moodle/site:accessallgroups', $context)) {
$count = count_records("forum_discussions", "forum", "{$forum->id}", "groupid", $currentgroup);
} else {
$count = count_records("forum_discussions", "forum", "{$forum->id}");
}
if ($usetracking) {
if ($forum->trackingtype == FORUM_TRACKING_ON || !isset($untracked[$forum->id])) {
$groupid = $groupmode == SEPARATEGROUPS && !has_capability('moodle/site:accessallgroups', $context) ? $currentgroup : false;
$unread = forum_tp_count_forum_unread_posts($USER->id, $forum->id, $groupid);
if ($unread > 0) {
/**
* Determine whether a course module is visible within a course,
* this is different from instance_is_visible() - faster and visibility for user
*
* @param object $cm object
* @param int $userid empty means current user
* @return bool
*/
function coursemodule_visible_for_user($cm, $userid = 0)
{
global $USER;
if (empty($cm->id)) {
debugging("Incorrect course module parameter!", DEBUG_DEVELOPER);
return false;
}
if (empty($userid)) {
$userid = $USER->id;
}
if (!$cm->visible and !has_capability('moodle/course:viewhiddenactivities', get_context_instance(CONTEXT_MODULE, $cm->id), $userid)) {
return false;
}
return groups_course_module_visible($cm, $userid);
}
/**
* Returns a number of useful structures for course displays
*/
function get_all_mods($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", "{$mod->name}");
}
}
collatorlib::asort($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 ($modnamesused) {
collatorlib::asort($modnamesused);
}
}
}
/**
* Displays a month in detail
*
* @param calendar_information $calendar
* @return string
*/
public function show_month_detailed(calendar_information $calendar, moodle_url $returnurl = null)
{
global $CFG;
if (empty($returnurl)) {
$returnurl = $this->page->url;
}
$date = usergetdate(time());
$display = new stdClass();
$display->minwday = get_user_preferences('calendar_startwday', calendar_get_starting_weekday());
$display->maxwday = $display->minwday + 6;
$display->thismonth = $date['mon'] == $calendar->month;
$display->maxdays = calendar_days_in_month($calendar->month, $calendar->year);
$startwday = 0;
if (get_user_timezone_offset() < 99) {
// We 'll keep these values as GMT here, and offset them when the time comes to query the db
$display->tstart = gmmktime(0, 0, 0, $calendar->month, 1, $calendar->year);
// This is GMT
$display->tend = gmmktime(23, 59, 59, $calendar->month, $display->maxdays, $calendar->year);
// GMT
$startwday = gmdate('w', $display->tstart);
// $display->tstart is already GMT, so don't use date(): messes with server's TZ
} else {
// no timezone info specified
$display->tstart = mktime(0, 0, 0, $calendar->month, 1, $calendar->year);
$display->tend = mktime(23, 59, 59, $calendar->month, $display->maxdays, $calendar->year);
$startwday = date('w', $display->tstart);
// $display->tstart not necessarily GMT, so use date()
}
// Align the starting weekday to fall in our display range
if ($startwday < $display->minwday) {
$startwday += 7;
}
// Get events from database
$events = calendar_get_events(usertime($display->tstart), usertime($display->tend), $calendar->users, $calendar->groups, $calendar->courses);
if (!empty($events)) {
foreach ($events as $eventid => $event) {
$event = new calendar_event($event);
if (!empty($event->modulename)) {
$cm = get_coursemodule_from_instance($event->modulename, $event->instance);
if (!groups_course_module_visible($cm)) {
unset($events[$eventid]);
}
}
}
}
// Extract information: events vs. time
calendar_events_by_day($events, $calendar->month, $calendar->year, $eventsbyday, $durationbyday, $typesbyday, $calendar->courses);
$output = html_writer::start_tag('div', array('class' => 'header'));
if (calendar_user_can_add_event($calendar->course)) {
$output .= $this->add_event_button($calendar->course->id, null, $calendar->month, $calendar->year);
}
$output .= get_string('detailedmonthview', 'calendar') . ': ' . $this->course_filter_selector($returnurl);
$output .= html_writer::end_tag('div', array('class' => 'header'));
// Controls
$output .= html_writer::tag('div', calendar_top_controls('month', array('id' => $calendar->courseid, 'm' => $calendar->month, 'y' => $calendar->year)), array('class' => 'controls'));
$days = calendar_get_days();
$table = new html_table();
$table->attributes = array('class' => 'calendarmonth calendartable');
$table->data = array();
$header = new html_table_row();
$header->attributes = array('class' => 'weekdays');
$header->cells = array();
for ($i = $display->minwday; $i <= $display->maxwday; ++$i) {
// This uses the % operator to get the correct weekday no matter what shift we have
// applied to the $display->minwday : $display->maxwday range from the default 0 : 6
$cell = new html_table_cell(get_string($days[$i % 7], 'calendar'));
$cell->header = true;
$header->cells[] = $cell;
}
// For the table display. $week is the row; $dayweek is the column.
$week = 1;
$dayweek = $startwday;
// Create an array of all the week days.
$wdays = array(0 => '<strong>' . get_string('sunday', 'calendar') . '</strong>', 1 => '<strong>' . get_string('monday', 'calendar') . '</strong>', 2 => '<strong>' . get_string('tuesday', 'calendar') . '</strong>', 3 => '<strong>' . get_string('wednesday', 'calendar') . '</strong>', 4 => '<strong>' . get_string('thursday', 'calendar') . '</strong>', 5 => '<strong>' . get_string('friday', 'calendar') . '</strong>', 6 => '<strong>' . get_string('saturday', 'calendar') . '</strong>');
// Loop only if the day offset is greater than 0.
// This loop involves shifting the days around until the desired start day
// is at the start of the array.
$daycount = 0;
while ($display->minwday > $daycount++) {
$wdays_end = array_shift($wdays);
array_push($wdays, $wdays_end);
}
// Now we set the (modified) array to the table header to be displayed.
$table->head = $wdays;
$row = new html_table_row(array());
// Paddding (the first week may have blank days in the beginning)
for ($i = $display->minwday; $i < $startwday; ++$i) {
$cell = new html_table_cell(' ');
$cell->attributes = array('class' => 'nottoday');
$row->cells[] = $cell;
}
// Now display all the calendar
$weekend = CALENDAR_DEFAULT_WEEKEND;
if (isset($CFG->calendar_weekend)) {
$weekend = intval($CFG->calendar_weekend);
}
for ($calendar->day = 1; $calendar->day <= $display->maxdays; ++$calendar->day, ++$dayweek) {
if ($dayweek > $display->maxwday) {
// We need to change week (table row)
$table->data[] = $row;
$row = new html_table_row(array());
$dayweek = $display->minwday;
++$week;
}
// Reset vars
$cell = new html_table_cell();
$dayhref = calendar_get_link_href(new moodle_url(CALENDAR_URL . 'view.php', array('view' => 'day', 'course' => $calendar->courseid)), $calendar->day, $calendar->month, $calendar->year);
$cellclasses = array();
if ($weekend & 1 << $dayweek % 7) {
// Weekend. This is true no matter what the exact range is.
$cellclasses[] = 'weekend';
}
// Special visual fx if an event is defined
if (isset($eventsbyday[$calendar->day])) {
if (count($eventsbyday[$calendar->day]) == 1) {
$title = get_string('oneevent', 'calendar');
} else {
$title = get_string('manyevents', 'calendar', count($eventsbyday[$calendar->day]));
}
$cell->text = html_writer::tag('div', html_writer::link($dayhref, $calendar->day, array('title' => $title)), array('class' => 'day'));
} else {
$cell->text = html_writer::tag('div', $calendar->day, array('class' => 'day'));
}
// Special visual fx if an event spans many days
$durationclass = false;
if (isset($typesbyday[$calendar->day]['durationglobal'])) {
$durationclass = 'duration_global';
} else {
if (isset($typesbyday[$calendar->day]['durationcourse'])) {
$durationclass = 'duration_course';
} else {
if (isset($typesbyday[$calendar->day]['durationgroup'])) {
$durationclass = 'duration_group';
} else {
if (isset($typesbyday[$calendar->day]['durationuser'])) {
$durationclass = 'duration_user';
}
}
}
}
if ($durationclass) {
$cellclasses[] = 'duration';
$cellclasses[] = $durationclass;
}
// Special visual fx for today
if ($display->thismonth && $calendar->day == $calendar->day) {
$cellclasses[] = 'today';
} else {
$cellclasses[] = 'nottoday';
}
$cell->attributes = array('class' => join(' ', $cellclasses));
if (isset($eventsbyday[$calendar->day])) {
$cell->text .= html_writer::start_tag('ul', array('class' => 'events-new'));
foreach ($eventsbyday[$calendar->day] as $eventindex) {
// If event has a class set then add it to the event <li> tag
$attributes = array();
if (!empty($events[$eventindex]->class)) {
$attributes['class'] = $events[$eventindex]->class;
}
$dayhref->set_anchor('event_' . $events[$eventindex]->id);
$link = html_writer::link($dayhref, format_string($events[$eventindex]->name, true));
$cell->text .= html_writer::tag('li', $link, $attributes);
}
$cell->text .= html_writer::end_tag('ul');
}
if (isset($durationbyday[$calendar->day])) {
$cell->text .= html_writer::start_tag('ul', array('class' => 'events-underway'));
foreach ($durationbyday[$calendar->day] as $eventindex) {
$cell->text .= html_writer::tag('li', '[' . format_string($events[$eventindex]->name, true) . ']', array('class' => 'events-underway'));
}
$cell->text .= html_writer::end_tag('ul');
}
$row->cells[] = $cell;
}
// Paddding (the last week may have blank days at the end)
for ($i = $dayweek; $i <= $display->maxwday; ++$i) {
$cell = new html_table_cell(' ');
$cell->attributes = array('class' => 'nottoday');
$row->cells[] = $cell;
}
$table->data[] = $row;
$output .= html_writer::table($table);
// OK, now for the filtering display
$output .= $this->filter_selection_table($calendar);
return $output;
}
/**
* Load a list of users enrolled in the current course with the specified permission and group.
* 0 for no group.
*
* @param int $currentgroup
* @param bool $idsonly
* @return array List of user records
*/
public function list_participants($currentgroup, $idsonly)
{
if ($idsonly) {
$users = get_enrolled_users($this->context, 'mod/assign:submit', $currentgroup, 'u.id', null, null, null, $this->show_only_active_users());
} else {
$users = get_enrolled_users($this->context, 'mod/assign:submit', $currentgroup, 'u.*', null, null, null, $this->show_only_active_users());
}
$cm = $this->get_course_module();
foreach ($users as $userid => $user) {
if (!groups_course_module_visible($cm, $userid)) {
unset($users[$userid]);
}
}
return $users;
}
function calendar_get_upcoming($courses, $groups, $users, $daysinfuture, $maxevents, $fromtime = 0)
{
global $CFG;
$display =& new stdClass();
$display->range = $daysinfuture;
// How many days in the future we 'll look
$display->maxevents = $maxevents;
$output = array();
// Prepare "course caching", since it may save us a lot of queries
$coursecache = array();
$processed = 0;
$now = time();
// We 'll need this later
$usermidnighttoday = usergetmidnight($now);
if ($fromtime) {
$display->tstart = $fromtime;
} else {
$display->tstart = $usermidnighttoday;
}
// This works correctly with respect to the user's DST, but it is accurate
// only because $fromtime is always the exact midnight of some day!
$display->tend = usergetmidnight($display->tstart + DAYSECS * $display->range + 3 * HOURSECS) - 1;
// Get the events matching our criteria
$events = calendar_get_events($display->tstart, $display->tend, $users, $groups, $courses);
// This is either a genius idea or an idiot idea: in order to not complicate things, we use this rule: if, after
// possibly removing SITEID from $courses, there is only one course left, then clicking on a day in the month
// will also set the $SESSION->cal_courses_shown variable to that one course. Otherwise, we 'd need to add extra
// arguments to this function.
$morehref = '';
if (!empty($courses)) {
$courses = array_diff($courses, array(SITEID));
if (count($courses) == 1) {
$morehref = '&course=' . reset($courses);
}
}
if ($events !== false) {
foreach ($events as $event) {
if (!empty($event->modulename)) {
$mod = get_coursemodule_from_instance($event->modulename, $event->instance);
if (!groups_course_module_visible($mod)) {
continue;
}
}
if ($event->modulename == 'assignment') {
if (!calendar_edit_event_allowed($event)) {
// cannot manage entries, eg. student
if (!($assignment = get_record('assignment', 'id', $event->instance))) {
// error("assignment ID was incorrect");
continue;
}
// assign assignment to assignment object to use hidden_is_hidden method
require_once $CFG->dirroot . '/mod/assignment/lib.php';
if (!file_exists($CFG->dirroot . '/mod/assignment/type/' . $assignment->assignmenttype . '/assignment.class.php')) {
continue;
}
require_once $CFG->dirroot . '/mod/assignment/type/' . $assignment->assignmenttype . '/assignment.class.php';
$assignmentclass = 'assignment_' . $assignment->assignmenttype;
$assignmentinstance = new $assignmentclass($mod->id, $assignment);
if ($assignmentinstance->description_is_hidden()) {
//force not to show description before availability
$event->description = get_string('notavailableyet', 'assignment');
}
}
}
if ($processed >= $display->maxevents) {
break;
}
$event->time = calendar_format_event_time($event, $now, $morehref);
$output[] = $event;
++$processed;
}
}
return $output;
}
/**
* Determine whether a course module is visible within a course,
* this is different from instance_is_visible() - faster and visibility for user
*
* @global object
* @global object
* @uses DEBUG_DEVELOPER
* @uses CONTEXT_MODULE
* @uses CONDITION_MISSING_EXTRATABLE
* @param object $cm object
* @param int $userid empty means current user
* @return bool Success
*/
function coursemodule_visible_for_user($cm, $userid = 0)
{
global $USER, $CFG;
if (empty($cm->id)) {
debugging("Incorrect course module parameter!", DEBUG_DEVELOPER);
return false;
}
if (empty($userid)) {
$userid = $USER->id;
}
if (!$cm->visible and !has_capability('moodle/course:viewhiddenactivities', get_context_instance(CONTEXT_MODULE, $cm->id), $userid)) {
return false;
}
if ($CFG->enableavailability) {
require_once $CFG->libdir . '/conditionlib.php';
$ci = new condition_info($cm, CONDITION_MISSING_EXTRATABLE);
if (!$ci->is_available($cm->availableinfo, false, $userid) and !has_capability('moodle/course:viewhiddenactivities', get_context_instance(CONTEXT_MODULE, $cm->id), $userid)) {
return false;
}
}
return groups_course_module_visible($cm, $userid);
}
function calendar_get_upcoming($courses, $groups, $users, $daysinfuture, $maxevents, $fromtime = 0)
{
global $CFG;
$display =& new stdClass();
$display->range = $daysinfuture;
// How many days in the future we 'll look
$display->maxevents = $maxevents;
$output = array();
// Prepare "course caching", since it may save us a lot of queries
$coursecache = array();
$processed = 0;
$now = time();
// We 'll need this later
$usermidnighttoday = usergetmidnight($now);
if ($fromtime) {
$display->tstart = $fromtime;
} else {
$display->tstart = $usermidnighttoday;
}
// This works correctly with respect to the user's DST, but it is accurate
// only because $fromtime is always the exact midnight of some day!
$display->tend = usergetmidnight($display->tstart + DAYSECS * $display->range + 3 * HOURSECS) - 1;
// Get the events matching our criteria
$whereclause = calendar_sql_where($display->tstart, $display->tend, $users, $groups, $courses);
if ($whereclause === false) {
$events = false;
} else {
$events = get_records_select('event', $whereclause, 'timestart');
}
// This is either a genius idea or an idiot idea: in order to not complicate things, we use this rule: if, after
// possibly removing SITEID from $courses, there is only one course left, then clicking on a day in the month
// will also set the $SESSION->cal_courses_shown variable to that one course. Otherwise, we 'd need to add extra
// arguments to this function.
$morehref = '';
if (!empty($courses)) {
$courses = array_diff($courses, array(SITEID));
if (count($courses) == 1) {
$morehref = '&course=' . reset($courses);
}
}
if ($events !== false) {
foreach ($events as $event) {
if (!empty($event->modulename)) {
$mod = get_coursemodule_from_instance($event->modulename, $event->instance);
if (!groups_course_module_visible($mod)) {
continue;
}
}
if ($processed >= $display->maxevents) {
break;
}
$event->time = calendar_format_event_time($event, $now, $morehref);
$output[] = $event;
++$processed;
}
}
return $output;
}
