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PHUICalendarDayView.php
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Mon, Jul 15, 05:45

PHUICalendarDayView.php
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<?php
final class PHUICalendarDayView extends AphrontView {
private $rangeStart;
private $rangeEnd;
private $day;
private $month;
private $year;
private $browseURI;
private $query;
private $events = array();
private $allDayEvents = array();
public function addEvent(AphrontCalendarEventView $event) {
$this->events[] = $event;
return $this;
}
public function setBrowseURI($browse_uri) {
$this->browseURI = $browse_uri;
return $this;
}
private function getBrowseURI() {
return $this->browseURI;
}
public function setQuery($query) {
$this->query = $query;
return $this;
}
private function getQuery() {
return $this->query;
}
public function __construct(
$range_start,
$range_end,
$year,
$month,
$day = null) {
$this->rangeStart = $range_start;
$this->rangeEnd = $range_end;
$this->day = $day;
$this->month = $month;
$this->year = $year;
}
public function render() {
require_celerity_resource('phui-calendar-day-css');
$viewer = $this->getUser();
$hours = $this->getHoursOfDay();
$js_hours = array();
$js_today_events = array();
foreach ($hours as $hour) {
$js_hours[] = array(
'hour' => $hour->format('G'),
'hour_meridian' => $hour->format('g A'),
);
}
$first_event_hour = null;
$js_today_all_day_events = array();
$all_day_events = $this->getAllDayEvents();
$day_start = $this->getDateTime();
$day_end = id(clone $day_start)->modify('+1 day');
$day_start_epoch = $day_start->format('U');
$day_end_epoch = $day_end->format('U') - 1;
foreach ($all_day_events as $all_day_event) {
$all_day_start = $all_day_event->getEpochStart();
$all_day_end = $all_day_event->getEpochEnd();
if ($all_day_start < $day_end_epoch && $all_day_end > $day_start_epoch) {
$js_today_all_day_events[] = array(
'name' => $all_day_event->getName(),
'id' => $all_day_event->getEventID(),
'viewerIsInvited' => $all_day_event->getViewerIsInvited(),
'uri' => $all_day_event->getURI(),
);
}
}
$this->events = msort($this->events, 'getEpochStart');
$first_event_hour = $this->getDateTime()->setTime(8, 0, 0);
$midnight = $this->getDateTime()->setTime(0, 0, 0);
foreach ($this->events as $event) {
if ($event->getIsAllDay()) {
continue;
}
if ($event->getEpochStart() <= $day_end_epoch &&
$event->getEpochEnd() > $day_start_epoch) {
if ($event->getEpochStart() < $midnight->format('U') &&
$event->getEpochEnd() > $midnight->format('U')) {
$first_event_hour = clone $midnight;
}
if ($event->getEpochStart() < $first_event_hour->format('U') &&
$event->getEpochStart() > $midnight->format('U')) {
$first_event_hour = PhabricatorTime::getDateTimeFromEpoch(
$event->getEpochStart(),
$viewer);
$first_event_hour->setTime($first_event_hour->format('h'), 0, 0);
}
$event_start = max($event->getEpochStart(), $day_start_epoch);
$event_end = min($event->getEpochEnd(), $day_end_epoch);
$day_duration = ($day_end_epoch - $first_event_hour->format('U')) / 60;
$top = (($event_start - $first_event_hour->format('U'))
/ ($day_end_epoch - $first_event_hour->format('U')))
* $day_duration;
$top = max(0, $top);
$height = (($event_end - $event_start)
/ ($day_end_epoch - $first_event_hour->format('U')))
* $day_duration;
$height = min($day_duration, $height);
$js_today_events[] = array(
'eventStartEpoch' => $event->getEpochStart(),
'eventEndEpoch' => $event->getEpochEnd(),
'eventName' => $event->getName(),
'eventID' => $event->getEventID(),
'viewerIsInvited' => $event->getViewerIsInvited(),
'uri' => $event->getURI(),
'offset' => '0',
'width' => '100%',
'top' => $top.'px',
'height' => $height.'px',
'canEdit' => $event->getCanEdit(),
);
}
}
$header = $this->renderDayViewHeader();
$sidebar = id(new PHUICalendarWeekView())
->setViewer($this->getViewer())
->setEvents($this->events)
->setDateTime($this->getDateTime())
->render();
$warnings = $this->getQueryRangeWarning();
$table_id = celerity_generate_unique_node_id();
$table_wrapper = phutil_tag(
'div',
array(
'id' => $table_id,
),
'');
Javelin::initBehavior(
'day-view',
array(
'year' => $first_event_hour->format('Y'),
'month' => $first_event_hour->format('m'),
'day' => $first_event_hour->format('d'),
'query' => $this->getQuery(),
'allDayEvents' => $js_today_all_day_events,
'todayEvents' => $js_today_events,
'hours' => $js_hours,
'firstEventHour' => $first_event_hour->format('G'),
'firstEventHourEpoch' => $first_event_hour->format('U'),
'tableID' => $table_id,
));
$table_box = id(new PHUIObjectBoxView())
->setHeader($header)
->appendChild($table_wrapper)
->setFormErrors($warnings)
->setFlush(true);
$layout = id(new AphrontMultiColumnView())
->addColumn($sidebar, 'third')
->addColumn($table_box, 'thirds phui-day-view-column')
->setFluidLayout(true)
->setGutter(AphrontMultiColumnView::GUTTER_MEDIUM);
return phutil_tag(
'div',
array(
'class' => 'ml',
),
$layout);
}
private function getAllDayEvents() {
$all_day_events = array();
foreach ($this->events as $event) {
if ($event->getIsAllDay()) {
$all_day_events[] = $event;
}
}
$all_day_events = array_values(msort($all_day_events, 'getEpochStart'));
return $all_day_events;
}
private function getQueryRangeWarning() {
$errors = array();
$range_start_epoch = null;
$range_end_epoch = null;
if ($this->rangeStart) {
$range_start_epoch = $this->rangeStart->getEpoch();
}
if ($this->rangeEnd) {
$range_end_epoch = $this->rangeEnd->getEpoch();
}
$day_start = $this->getDateTime();
$day_end = id(clone $day_start)->modify('+1 day');
$day_start = $day_start->format('U');
$day_end = $day_end->format('U') - 1;
if (($range_start_epoch != null &&
$range_start_epoch < $day_end &&
$range_start_epoch > $day_start) ||
($range_end_epoch != null &&
$range_end_epoch < $day_end &&
$range_end_epoch > $day_start)) {
$errors[] = pht('Part of the day is out of range');
}
if (($range_end_epoch != null &&
$range_end_epoch < $day_start) ||
($range_start_epoch != null &&
$range_start_epoch > $day_end)) {
$errors[] = pht('Day is out of query range');
}
return $errors;
}
private function renderDayViewHeader() {
$button_bar = null;
$uri = $this->getBrowseURI();
if ($uri) {
list($prev_year, $prev_month, $prev_day) = $this->getPrevDay();
$prev_uri = $uri.$prev_year.'/'.$prev_month.'/'.$prev_day.'/';
list($next_year, $next_month, $next_day) = $this->getNextDay();
$next_uri = $uri.$next_year.'/'.$next_month.'/'.$next_day.'/';
$button_bar = new PHUIButtonBarView();
$left_icon = id(new PHUIIconView())
->setIcon('fa-chevron-left bluegrey');
$left = id(new PHUIButtonView())
->setTag('a')
->setColor(PHUIButtonView::GREY)
->setHref($prev_uri)
->setTitle(pht('Previous Day'))
->setIcon($left_icon);
$right_icon = id(new PHUIIconView())
->setIcon('fa-chevron-right bluegrey');
$right = id(new PHUIButtonView())
->setTag('a')
->setColor(PHUIButtonView::GREY)
->setHref($next_uri)
->setTitle(pht('Next Day'))
->setIcon($right_icon);
$button_bar->addButton($left);
$button_bar->addButton($right);
}
$display_day = $this->getDateTime();
$header_text = $display_day->format('l, F j, Y');
$header = id(new PHUIHeaderView())
->setHeader($header_text);
if ($button_bar) {
$header->setButtonBar($button_bar);
}
return $header;
}
private function updateEventsFromCluster($cluster, $hourly_events) {
$cluster_size = count($cluster);
$n = 0;
foreach ($cluster as $cluster_member) {
$event_id = $cluster_member->getEventID();
$offset = (($n / $cluster_size) * 100).'%';
$width = ((1 / $cluster_size) * 100).'%';
if (isset($hourly_events[$event_id])) {
$hourly_events[$event_id]['offset'] = $offset;
$hourly_events[$event_id]['width'] = $width;
}
$n++;
}
return $hourly_events;
}
// returns DateTime of each hour in the day
private function getHoursOfDay() {
$included_datetimes = array();
$day_datetime = $this->getDateTime();
$day_epoch = $day_datetime->format('U');
$day_datetime->modify('+1 day');
$next_day_epoch = $day_datetime->format('U');
$included_time = $day_epoch;
$included_datetime = $this->getDateTime();
while ($included_time < $next_day_epoch) {
$included_datetimes[] = clone $included_datetime;
$included_datetime->modify('+1 hour');
$included_time = $included_datetime->format('U');
}
return $included_datetimes;
}
private function getPrevDay() {
$prev = $this->getDateTime();
$prev->modify('-1 day');
return array(
$prev->format('Y'),
$prev->format('m'),
$prev->format('d'),
);
}
private function getNextDay() {
$next = $this->getDateTime();
$next->modify('+1 day');
return array(
$next->format('Y'),
$next->format('m'),
$next->format('d'),
);
}
private function getDateTime() {
$user = $this->getViewer();
$timezone = new DateTimeZone($user->getTimezoneIdentifier());
$day = $this->day;
$month = $this->month;
$year = $this->year;
$date = new DateTime("{$year}-{$month}-{$day} ", $timezone);
return $date;
}
private function findTodayClusters() {
$events = msort($this->todayEvents, 'getEpochStart');
$clusters = array();
foreach ($events as $event) {
$destination_cluster_key = null;
$event_start = $event->getEpochStart() - (30 * 60);
$event_end = $event->getEpochEnd() + (30 * 60);
foreach ($clusters as $key => $cluster) {
foreach ($cluster as $clustered_event) {
$compare_event_start = $clustered_event->getEpochStart();
$compare_event_end = $clustered_event->getEpochEnd();
if ($event_start < $compare_event_end
&& $event_end > $compare_event_start) {
$destination_cluster_key = $key;
break;
}
}
}
if ($destination_cluster_key !== null) {
$clusters[$destination_cluster_key][] = $event;
} else {
$next_cluster = array();
$next_cluster[] = $event;
$clusters[] = $next_cluster;
}
}
return $clusters;
}
}

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