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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* This file contains the renderers for the calendar within Moodle
*
* @copyright 2010 Sam Hemelryk
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @package calendar
*/
/**
* The primary renderer for the calendar.
*/
class core_calendar_renderer extends plugin_renderer_base {
/**
* Creates a basic export form
*
* @param bool $allowthisweek
* @param bool $allownextweek
* @param bool $allownextmonth
* @param int $userid
* @param string $authtoken
* @return string
*/
public function basic_export_form($allowthisweek, $allownextweek, $allownextmonth, $userid, $authtoken) {
$output = html_writer::tag('div', get_string('export', 'calendar'), array('class'=>'header'));
$output .= html_writer::start_tag('fieldset');
$output .= html_writer::tag('legend', get_string('commontasks', 'calendar'));
$output .= html_writer::start_tag('form', array('action'=>new moodle_url('/calendar/export_execute.php'), 'method'=>'get'));
$output .= html_writer::tag('div', get_string('iwanttoexport', 'calendar'));
$output .= html_writer::start_tag('div', array('class'=>'indent'));
$output .= html_writer::empty_tag('input', array('type'=>'radio', 'name'=>'preset_what', 'id'=>'pw_all', 'value'=>'all', 'checked'=>'checked'));
$output .= html_writer::tag('label', get_string('eventsall', 'calendar'), array('for'=>'pw_all'));
$output .= html_writer::empty_tag('br');
$output .= html_writer::empty_tag('input', array('type'=>'radio', 'name'=>'preset_what', 'id'=>'pw_course', 'value'=>'courses'));
$output .= html_writer::tag('label', get_string('eventsrelatedtocourses', 'calendar'), array('for'=>'pw_course'));
$output .= html_writer::empty_tag('br');
$output .= html_writer::end_tag('div');
$output .= html_writer::tag('div', get_string('for', 'calendar').':');
$output .= html_writer::start_tag('div', array('class'=>'indent'));
if ($allowthisweek) {
$output .= html_writer::empty_tag('input', array('type'=>'radio', 'name'=>'preset_time', 'id'=>'pt_wknow', 'value'=>'weeknow', 'checked'=>'checked'));
$output .= html_writer::tag('label', get_string('weekthis', 'calendar'), array('for'=>'pt_wknow'));
$output .= html_writer::empty_tag('br');
}
if ($allownextweek) {
$output .= html_writer::empty_tag('input', array('type'=>'radio', 'name'=>'preset_time', 'id'=>'pt_wknext', 'value'=>'weeknext'));
$output .= html_writer::tag('label', get_string('weeknext', 'calendar'), array('for'=>'pt_wknext'));
$output .= html_writer::empty_tag('br');
}
$output .= html_writer::empty_tag('input', array('type'=>'radio', 'name'=>'preset_time', 'id'=>'pt_monnow', 'value'=>'monthnow'));
$output .= html_writer::tag('label', get_string('monththis', 'calendar'), array('for'=>'pt_monnow'));
$output .= html_writer::empty_tag('br');
if ($allownextmonth) {
$output .= html_writer::empty_tag('input', array('type'=>'radio', 'name'=>'preset_time', 'id'=>'pt_monnext', 'value'=>'monthnext'));
$output .= html_writer::tag('label', get_string('monthnext', 'calendar'), array('for'=>'pt_monnext'));
$output .= html_writer::empty_tag('br');
}
$output .= html_writer::empty_tag('input', array('type'=>'radio', 'name'=>'preset_time', 'id'=>'pt_recupc', 'value'=>'recentupcoming'));
$output .= html_writer::tag('label', get_string('recentupcoming', 'calendar'), array('for'=>'pt_recupc'));
$output .= html_writer::empty_tag('br');
$output .= html_writer::end_tag('div');
$output .= html_writer::start_tag('div', array('class'=>'rightalign'));
$output .= html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'cal_d', 'value'=>''));
$output .= html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'cal_m', 'value'=>''));
$output .= html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'cal_y', 'value'=>''));
$output .= html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'userid', 'value'=>$userid));
$output .= html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'authtoken', 'value'=>$authtoken));
$output .= html_writer::empty_tag('input', array('type'=>'submit', 'name' => 'generateurl', 'id'=>'generateurl', 'value'=>get_string('generateurlbutton', 'calendar')));
$output .= html_writer::empty_tag('input', array('type'=>'submit', 'value'=>get_string('exportbutton', 'calendar')));
$output .= html_writer::end_tag('div');
$output .= html_writer::end_tag('form');
$output .= html_writer::end_tag('fieldset');
$output .= html_writer::start_tag('div', array('id'=>'urlbox', 'style'=>'display:none;'));
$output .= html_writer::tag('p', get_string('urlforical', 'calendar'));
$output .= html_writer::tag('div', '', array('id'=>'url', 'style'=>'overflow:scroll;width:650px;'));
$output .= html_writer::end_tag('div');
return $output;
}
/**
* Starts the standard layout for the page
*
* @return string
*/
public function start_layout() {
return html_writer::start_tag('div', array('class'=>'maincalendar'));
}
/**
* Creates the remainder of the layout
*
* @return string
*/
public function complete_layout() {
return html_writer::end_tag('div');
}
/**
* Produces the content for the filters block (pretend block)
*
* @param int $courseid
* @param int $day
* @param int $month
* @param int $year
* @param int $view
* @param int $courses
* @return string
*/
public function fake_block_filters($courseid, $day, $month, $year, $view, $courses) {
return html_writer::tag('div', calendar_filter_controls($this->page->url), array('class'=>'calendar_filters filters'));
}
/**
* Produces the content for the three months block (pretend block)
*
* This includes the previous month, the current month, and the next month
*
* @param calendar_information $calendar
* @return string
*/
public function fake_block_threemonths(calendar_information $calendar) {
list($prevmon, $prevyr) = calendar_sub_month($calendar->month, $calendar->year);
list($nextmon, $nextyr) = calendar_add_month($calendar->month, $calendar->year);
$content = html_writer::start_tag('div', array('class'=>'minicalendarblock'));
$content .= calendar_top_controls('display', array('id' => $calendar->courseid, 'm' => $prevmon, 'y' => $prevyr));
$content .= calendar_get_mini($calendar->courses, $calendar->groups, $calendar->users, $prevmon, $prevyr);
$content .= html_writer::end_tag('div');
$content .= html_writer::start_tag('div', array('class'=>'minicalendarblock'));
$content .= calendar_top_controls('display', array('id' => $calendar->courseid, 'm' => $calendar->month, 'y' => $calendar->year));
$content .= calendar_get_mini($calendar->courses, $calendar->groups, $calendar->users, $calendar->month, $calendar->year);
$content .= html_writer::end_tag('div');
$content .= html_writer::start_tag('div', array('class'=>'minicalendarblock'));
$content .= calendar_top_controls('display', array('id' => $calendar->courseid, 'm' => $nextmon, 'y' => $nextyr));
$content .= calendar_get_mini($calendar->courses, $calendar->groups, $calendar->users, $nextmon, $nextyr);
$content .= html_writer::end_tag('div');
return $content;
}
/**
* Adds a pretent calendar block
*
* @param block_contents $bc
* @param mixed $pos BLOCK_POS_RIGHT | BLOCK_POS_LEFT
*/
public function add_pretend_calendar_block(block_contents $bc, $pos=BLOCK_POS_RIGHT) {
$this->page->blocks->add_fake_block($bc, $pos);
}
/**
* Creates a button to add a new event
*
* @param int $courseid
* @param int $day
* @param int $month
* @param int $year
* @return string
*/
protected function add_event_button($courseid, $day=null, $month=null, $year=null) {
$output = html_writer::start_tag('div', array('class'=>'buttons'));
$output .= html_writer::start_tag('form', array('action'=>CALENDAR_URL.'event.php', 'method'=>'get'));
$output .= html_writer::start_tag('div');
$output .= html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'action', 'value'=>'new'));
$output .= html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'course', 'value'=>$courseid));
if ($day !== null) {
$output .= html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'cal_d', 'value'=>$day));
}
if ($month !== null) {
$output .= html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'cal_m', 'value'=>$month));
}
if ($year !== null) {
$output .= html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'cal_y', 'value'=>$year));
}
$output .= html_writer::empty_tag('input', array('type'=>'submit', 'value'=>get_string('newevent', 'calendar')));
$output .= html_writer::end_tag('div');
$output .= html_writer::end_tag('form');
$output .= html_writer::end_tag('div');
return $output;
}
/**
* Displays the calendar for a single day
*
* @param calendar_information $calendar
* @return string
*/
public function show_day(calendar_information $calendar, moodle_url $returnurl = null) {
if ($returnurl === null) {
$returnurl = $this->page->url;
}
$calendar->checkdate();
$events = calendar_get_upcoming($calendar->courses, $calendar->groups, $calendar->users, 1, 100, $calendar->timestamp_today());
$output = html_writer::start_tag('div', array('class'=>'header'));
if (calendar_user_can_add_event($calendar->course)) {
$output .= $this->add_event_button($calendar->course->id, $calendar->day, $calendar->month, $calendar->year);
}
//$output .= html_writer::tag('label', get_string('dayview', 'calendar'), array('for'=>'cal_course_flt_jump'));
$output .= $this->course_filter_selector($returnurl, get_string('dayview', 'calendar'));
$output .= html_writer::end_tag('div');
// Controls
$output .= html_writer::tag('div', calendar_top_controls('day', array('id' => $calendar->courseid, 'd' => $calendar->day, 'm' => $calendar->month, 'y' => $calendar->year)), array('class'=>'controls'));
if (empty($events)) {
// There is nothing to display today.
$output .= $this->output->heading(get_string('daywithnoevents', 'calendar'), 3);
} else {
$output .= html_writer::start_tag('div', array('class'=>'eventlist'));
$underway = array();
// First, print details about events that start today
foreach ($events as $event) {
$event = new calendar_event($event);
$event->calendarcourseid = $calendar->courseid;
if ($event->timestart >= $calendar->timestamp_today() && $event->timestart <= $calendar->timestamp_tomorrow()-1) { // Print it now
$event->time = calendar_format_event_time($event, time(), null, false, $calendar->timestamp_today());
$output .= $this->event($event);
} else { // Save this for later
$underway[] = $event;
}
}
// Then, show a list of all events that just span this day
if (!empty($underway)) {
$output .= $this->output->heading(get_string('spanningevents', 'calendar'), 3);
foreach ($underway as $event) {
$event->time = calendar_format_event_time($event, time(), null, false, $calendar->timestamp_today());
$output .= $this->event($event);
}
}
$output .= html_writer::end_tag('div');
}
return $output;
}
/**
* Displays an event
*
* @param calendar_event $event
* @param bool $showactions
* @return string
*/
public function event(calendar_event $event, $showactions=true) {
$event = calendar_add_event_metadata($event);
$anchor = html_writer::tag('a', '', array('name'=>'event_'.$event->id));
$table = new html_table();
$table->attributes = array('class'=>'event', 'cellspacing'=>'0');
$table->data = array(
0 => new html_table_row(),
1 => new html_table_row(),
);
if (!empty($event->icon)) {
$table->data[0]->cells[0] = new html_table_cell($anchor.$event->icon);
} else {
$table->data[0]->cells[0] = new html_table_cell($anchor.$this->output->spacer(array('height'=>16, 'width'=>16, 'br'=>true)));
}
$table->data[0]->cells[0]->attributes['class'] .= ' picture';
$table->data[0]->cells[1] = new html_table_cell();
$table->data[0]->cells[1]->attributes['class'] .= ' topic';
if (!empty($event->referer)) {
$table->data[0]->cells[1]->text .= html_writer::tag('div', $event->referer, array('class'=>'referer'));
} else {
$table->data[0]->cells[1]->text .= html_writer::tag('div', $event->name, array('class'=>'name'));
}
if (!empty($event->courselink)) {
$table->data[0]->cells[1]->text .= html_writer::tag('div', $event->courselink, array('class'=>'course'));
}
if (!empty($event->time)) {
$table->data[0]->cells[1]->text .= html_writer::tag('span', $event->time, array('class'=>'date'));
} else {
$table->data[0]->cells[1]->text .= html_writer::tag('span', calendar_time_representation($event->timestart), array('class'=>'date'));
}
$table->data[1]->cells[0] = new html_table_cell('&nbsp;');
$table->data[1]->cells[0]->attributes['class'] .= 'side';
$table->data[1]->cells[1] = new html_table_cell($event->description);
$table->data[1]->cells[1]->attributes['class'] .= ' description';
if (isset($event->cssclass)) {
$table->data[1]->cells[1]->attributes['class'] .= ' '.$event->cssclass;
}
if (calendar_edit_event_allowed($event) && $showactions) {
if (empty($event->cmid)) {
$editlink = new moodle_url(CALENDAR_URL.'event.php', array('action'=>'edit', 'id'=>$event->id));
$deletelink = new moodle_url(CALENDAR_URL.'delete.php', array('id'=>$event->id));
if (!empty($event->calendarcourseid)) {
$editlink->param('course', $event->calendarcourseid);
$deletelink->param('course', $event->calendarcourseid);
}
} else {
$editlink = new moodle_url('/course/mod.php', array('update'=>$event->cmid, 'return'=>true, 'sesskey'=>sesskey()));
$deletelink = null;
}
$commands = html_writer::start_tag('div', array('class'=>'commands'));
$commands .= html_writer::start_tag('a', array('href'=>$editlink));
$commands .= html_writer::empty_tag('img', array('src'=>$this->output->pix_url('t/edit'), 'alt'=>get_string('tt_editevent', 'calendar'), 'title'=>get_string('tt_editevent', 'calendar')));
$commands .= html_writer::end_tag('a');
if ($deletelink != null) {
$commands .= html_writer::start_tag('a', array('href'=>$deletelink));
$commands .= html_writer::empty_tag('img', array('src'=>$this->output->pix_url('t/delete'), 'alt'=>get_string('tt_deleteevent', 'calendar'), 'title'=>get_string('tt_deleteevent', 'calendar')));
$commands .= html_writer::end_tag('a');
}
$commands .= html_writer::end_tag('div');
$table->data[1]->cells[1]->text .= $commands;
}
return html_writer::table($table);
}
/**
* 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');
$time = make_timestamp($calendar->year, $calendar->month);
$table->summary = get_string('calendarheading', 'calendar', userdate($time, get_string('strftimemonthyear')));
$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('&nbsp;');
$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('&nbsp;');
$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;
}
/**
* Displays a filter selection table
*
* @param calendar_information $calendar
* @return string
*/
protected function filter_selection_table(calendar_information $calendar, moodle_url $returnurl = null) {
global $SESSION;
if ($returnurl === null) {
$returnurl = $this->page->url;
}
$output = html_writer::start_tag('div', array('class'=>'filters'));
$output .= html_writer::start_tag('table');
$output .= html_writer::start_tag('tr');
// Global events
$link = new moodle_url(CALENDAR_URL.'set.php', array('var' => 'showglobal', 'return' => base64_encode($returnurl->out(false)), 'sesskey'=>sesskey()));
$strglobalevents = get_string('globalevents', 'calendar');
if (calendar_show_event_type(CALENDAR_EVENT_GLOBAL)) {
$output .= html_writer::tag('td', '', array('class'=>'calendar_event_global', 'style'=>'width:8px;'));
$output .= html_writer::tag('td', html_writer::tag('strong', $strglobalevents).' '.get_string('shown', 'calendar').' ('.html_writer::link($link, get_string('clickhide', 'calendar').'<span class="accesshide">'.$strglobalevents.'</span>').')');
} else {
$output .= html_writer::tag('td', '', array('style'=>'width:8px;'));
$output .= html_writer::tag('td', html_writer::tag('strong', $strglobalevents).' '.get_string('hidden', 'calendar').' ('.html_writer::link($link, get_string('clickshow', 'calendar').'<span class="accesshide">'.$strglobalevents.'</span>').')');
}
// Course events
$link = new moodle_url(CALENDAR_URL.'set.php', array('var'=>'showcourses', 'return' => base64_encode($returnurl->out(false)), 'sesskey'=>sesskey()));
$strcourseevents = get_string('courseevents', 'calendar');
if (calendar_show_event_type(CALENDAR_EVENT_COURSE)) {
$output .= html_writer::tag('td', '', array('class'=>'calendar_event_course', 'style'=>'width:8px;'));
$output .= html_writer::tag('td', html_writer::tag('strong', $strcourseevents).' '.get_string('shown', 'calendar').' ('.html_writer::link($link, get_string('clickhide', 'calendar').'<span class="accesshide">'.$strcourseevents.'</span>').')');
} else {
$output .= html_writer::tag('td', '', array('style'=>'width:8px;'));
$output .= html_writer::tag('td', html_writer::tag('strong', $strcourseevents).' '.get_string('hidden', 'calendar').' ('.html_writer::link($link, get_string('clickshow', 'calendar').'<span class="accesshide">'.$strcourseevents.'</span>').')');
}
$output .= html_writer::end_tag('tr');
if(isloggedin() && !isguestuser()) {
$output .= html_writer::start_tag('tr');
// Group events
$link = new moodle_url(CALENDAR_URL.'set.php', array('var'=>'showgroups', 'return' => base64_encode($returnurl->out(false)), 'sesskey'=>sesskey()));
$strgroupevents = get_string('groupevents', 'calendar');
if (calendar_show_event_type(CALENDAR_EVENT_GROUP)) {
$output .= html_writer::tag('td', '', array('class'=>'calendar_event_group', 'style'=>'width:8px;'));
$output .= html_writer::tag('td', html_writer::tag('strong', $strgroupevents).' '.get_string('shown', 'calendar').' ('.html_writer::link($link, get_string('clickhide', 'calendar').'<span class="accesshide">'.$strgroupevents.'</span>').')');
} else {
$output .= html_writer::tag('td', '', array('style'=>'width:8px;'));
$output .= html_writer::tag('td', html_writer::tag('strong', $strgroupevents).' '.get_string('hidden', 'calendar').' ('.html_writer::link($link, get_string('clickshow', 'calendar').'<span class="accesshide">'.$strgroupevents.'</span>').')');
}
// User events
$link = new moodle_url(CALENDAR_URL.'set.php', array('var'=>'showuser', 'return' => base64_encode($returnurl->out(false)), 'sesskey'=>sesskey()));
$struserevents = get_string('userevents', 'calendar');
if (calendar_show_event_type(CALENDAR_EVENT_USER)) {
$output .= html_writer::tag('td', '', array('class'=>'calendar_event_user', 'style'=>'width:8px;'));
$output .= html_writer::tag('td', html_writer::tag('strong', $struserevents).' '.get_string('shown', 'calendar').' ('.html_writer::link($link, get_string('clickhide', 'calendar').'<span class="accesshide">'.$struserevents.'</span>').')');
} else {
$output .= html_writer::tag('td', '', array('style'=>'width:8px;'));
$output .= html_writer::tag('td', html_writer::tag('strong', $struserevents).' '.get_string('hidden', 'calendar').' ('.html_writer::link($link, get_string('clickshow', 'calendar').'<span class="accesshide">'.$struserevents.'</span>').')');
}
$output .= html_writer::end_tag('tr');
}
$output .= html_writer::end_tag('table');
$output .= html_writer::end_tag('div');
return $output;
}
/**
* Displays upcoming events
*
* @param calendar_information $calendar
* @param int $futuredays
* @param int $maxevents
* @return string
*/
public function show_upcoming_events(calendar_information $calendar, $futuredays, $maxevents, moodle_url $returnurl = null) {
if ($returnurl === null) {
$returnurl = $this->page->url;
}
$events = calendar_get_upcoming($calendar->courses, $calendar->groups, $calendar->users, $futuredays, $maxevents);
$output = html_writer::start_tag('div', array('class'=>'header'));
if (calendar_user_can_add_event($calendar->course)) {
$output .= $this->add_event_button($calendar->course->id);
}
$output .= html_writer::tag('label', get_string('upcomingevents', 'calendar'), array('for'=>'cal_course_flt_jump'));
$output .= $this->course_filter_selector($returnurl);
$output .= html_writer::end_tag('div');
if ($events) {
$output .= html_writer::start_tag('div', array('class'=>'eventlist'));
foreach ($events as $event) {
// Convert to calendar_event object so that we transform description
// accordingly
$event = new calendar_event($event);
$event->calendarcourseid = $calendar->courseid;
$output .= $this->event($event);
}
$output .= html_writer::end_tag('div');
} else {
$output .= $this->output->heading(get_string('noupcomingevents', 'calendar'));
}
return $output;
}
/**
* Displays a course filter selector
*
* @param array $getvars
* @return string
*/
protected function course_filter_selector(moodle_url $returnurl, $label=null) {
global $USER, $SESSION, $CFG;
if (!isloggedin() or isguestuser()) {
return '';
}
if (has_capability('moodle/calendar:manageentries', get_context_instance(CONTEXT_SYSTEM)) && !empty($CFG->calendar_adminseesall)) {
$courses = get_courses('all', 'c.shortname','c.id,c.shortname');
} else {
$courses = enrol_get_my_courses();
}
unset($courses[SITEID]);
$courseoptions = array();
$courseoptions[SITEID] = get_string('fulllistofcourses');
foreach ($courses as $course) {
$coursecontext = get_context_instance(CONTEXT_COURSE, $course->id);
$courseoptions[$course->id] = format_string($course->shortname, true, array('context' => $coursecontext));
}
if ($this->page->course->id !== SITEID) {
$selected = $this->page->course->id;
} else {
$selected = '';
}
$select = new single_select(new moodle_url(CALENDAR_URL.'set.php', array('return' => base64_encode($returnurl->out(false)), 'var' => 'setcourse', 'sesskey'=>sesskey())), 'id', $courseoptions, $selected, null);
$select->class = 'cal_courses_flt';
if ($label !== null) {
$select->label = $label;
}
return $this->output->render($select);
}
}
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